* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', 'Noto Sans TC', sans-serif;
            line-height: 1.6;
            color: #333;
            background: #fff;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header Navigation */
        .main-header {
            background-color: transparent;
            color: #fff;
            padding: 12px 0;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            transition: background-color 0.3s ease, box-shadow 0.3s ease;
        }

        .main-header.scrolled {
            background-color: rgba(22, 125, 138, 0.75);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }

        .header-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .header-logo img {
            height: 40px;
            width: auto;
            display: block;
            border-radius: 8px;
            /* Slight rounded corners if it's an icon */
            background: #fff;
            /* White bg for logo if transparent */
            padding: 2px;
        }

        .header-nav {
            flex: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 36px;
            font-size: 16px;
            font-weight: 500;
        }

        .nav-item {
            color: #fff;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: all 0.2s ease;
            white-space: nowrap;
            position: relative;
            padding: 8px 12px;
            border-radius: 6px;
        }

        .nav-item:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .nav-item.has-dropdown {
            cursor: pointer;
        }

        .nav-link-scroll {
            color: inherit;
            text-decoration: none;
        }

        .live-icon {
            background-color: #ef4444;
            color: white;
            font-size: 16px;
            font-weight: 700;
            padding: 2px 10px;
            border-radius: 6px;
            margin-right: 6px;
            letter-spacing: 0.5px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .live-dot {
            width: 6px;
            height: 6px;
            background-color: #fff;
            border-radius: 50%;
            animation: livePulse 1.2s ease-in-out infinite;
        }

        @keyframes livePulse {

            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }

            50% {
                opacity: 0.4;
                transform: scale(0.8);
            }
        }

        .dropdown-menu {
            position: absolute;
            top: calc(100% + 8px);
            left: 50%;
            transform: translateX(-50%) translateY(10px);
            width: 500px;
            background: #fff;
            color: #333;
            border-radius: 12px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
            padding: 24px;
            opacity: 0;
            visibility: hidden;
            transition: all 0.2s;
            z-index: 1001;
            cursor: default;
        }

        .dropdown-menu::before {
            content: '';
            position: absolute;
            top: -6px;
            left: 50%;
            transform: translateX(-50%) rotate(45deg);
            width: 12px;
            height: 12px;
            background: #fff;
        }

        .nav-item:hover .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
        }

        /* Core Topics - Simplified Single Line */
        .core-topics-header {
            text-align: center;
            margin-bottom: 30px;
        }

        .topics-inline-container {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }

        .topic-simple-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 24px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 50px;
            color: #fff;
            text-decoration: none;
            transition: all 0.3s ease;
        }

        .topic-simple-item:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }

        .topic-simple-icon {
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .topic-simple-icon svg {
            width: 100%;
            height: 100%;
            stroke: #fff;
            stroke-width: 2;
            fill: none;
        }

        .topic-simple-text {
            font-size: 16px;
            font-weight: 600;
        }

        /* Header Actions & CTA */
        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .btn-start-learning {
            background-color: #21a4b1;
            color: #fff;
            padding: 10px 24px;
            border-radius: 50px;
            /* Pill shape */
            text-decoration: none;
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            white-space: nowrap;
            box-shadow: 0 4px 12px rgba(33, 164, 177, 0.3);
        }

        .btn-start-learning:hover {
            background-color: #1a8a95;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(33, 164, 177, 0.4);
        }

        /* Hamburger Menu */
        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 4px;
            z-index: 1002;
        }

        .hamburger-icon {
            width: 24px;
            height: 2px;
            background-color: #fff;
            position: relative;
            transition: all 0.3s ease;
            display: block;
        }

        .hamburger-icon::before,
        .hamburger-icon::after {
            content: '';
            position: absolute;
            width: 24px;
            height: 2px;
            background-color: #fff;
            left: 0;
            transition: all 0.3s ease;
        }

        .hamburger-icon::before {
            top: -8px;
        }

        .hamburger-icon::after {
            bottom: -8px;
        }

        .hamburger-btn.active .hamburger-icon {
            background-color: transparent;
        }

        .hamburger-btn.active .hamburger-icon::before {
            transform: rotate(45deg);
            top: 0;
        }

        .hamburger-btn.active .hamburger-icon::after {
            transform: rotate(-45deg);
            bottom: 0;
        }

        /* Mobile Menu */
        .mobile-menu {
            position: fixed;
            top: 0;
            right: -100%;
            width: 100%;
            height: 100vh;
            background-color: #167d8a;
            padding-top: 80px;
            padding-left: 20px;
            padding-right: 20px;
            transition: right 0.3s ease;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 20px;
            overflow-y: auto;
        }

        .mobile-menu.active {
            right: 0;
        }

        .mobile-nav-item {
            color: #fff;
            text-decoration: none;
            font-size: 18px;
            font-weight: 500;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
        }

        .mobile-nav-item .live-icon {
            font-size: 16px;
            padding: 4px 8px;
        }

        /* Mega Menu Grid */
        .mega-menu-content {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .menu-tabs {
            display: flex;
            gap: 12px;
            /*margin-bottom: 20px;
            border-bottom: 1px solid #eee;
            padding-bottom: 16px; */
        }

        .menu-tab {
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            background: #f1f5f9;
            color: #64748b;
        }

        .menu-tab.active {
            background: #1e293b;
            color: #fff;
        }

        .menu-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }

        .menu-column h4 {
            font-size: 16px;
            color: #64748b;
            margin-bottom: 12px;
            font-weight: 600;
        }

        .menu-link {
            display: block;
            text-decoration: none;
            color: #334155;
            font-size: 16px;
            font-weight: 500;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color 0.2s;
        }

        .menu-link:hover {
            color: #167d8a;
        }

        .menu-tag {
            font-size: 16px;
            padding: 2px 6px;
            border-radius: 4px;
            font-weight: 700;
            color: #fff;
        }

        .tag-new {
            background: #f97316;
        }

        .tag-hot {
            background: #10b981;
        }

        .menu-footer {
            margin-top: 10px;
            padding-top: 16px;
            border-top: 1px solid #eee;
        }

        .view-all-link {
            color: #1e293b;
            text-decoration: none;
            font-size: 16px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .view-all-link:hover {
            text-decoration: underline;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .cart-btn {
            color: #fff;
            position: relative;
            display: flex;
            align-items: center;
        }

        .cart-badge {
            position: absolute;
            top: -8px;
            right: -8px;
            background-color: #ef4444;
            color: white;
            font-size: 16px;
            font-weight: bold;
            height: 18px;
            width: 18px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px solid #167d8a;
        }

        .login-btn {
            background-color: #21a4b1;
            color: #fff;
            padding: 8px 20px;
            border-radius: 4px;
            text-decoration: none;
            font-weight: 600;
            font-size: 16px;
            transition: background 0.2s;
        }

        .login-btn:hover {
            background-color: #1a8a95;
        }

        /* Hero Section */
        .hero {
            background-image: url('images/raymond-hero.png');
            background-size: cover;
            background-position: center;
            min-height: 500px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            position: relative;
        }

        .hero-content {
            padding: 60px 80px;
            max-width: 1200px;
            width: 100%;
            box-sizing: border-box;
        }

        .hero-content>* {
            max-width: 700px;
        }

        .hero-title {
            font-size: 42px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 24px;
            line-height: 1.3;
        }

        .hero-title .highlight {
            color: #f59e0b;
        }

        .hero-subtitle {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .hero-subtitle .highlight {
            color: #f59e0b;
            font-weight: 600;
        }

        .hero-logos {
            position: absolute;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            width: 100%;
            max-width: 1200px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 16px;
            padding: 0 40px;
            box-sizing: border-box;
        }

        .hero-logos-title {
            color: rgba(255, 255, 255, 0.8);
            font-size: 16px;
            letter-spacing: 1px;
        }

        /* Logo Marquee */
        .logos-marquee {
            width: 100%;
            overflow: hidden;
            mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
            -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
        }

        .logos-track {
            display: flex;
            gap: 24px;
            animation: scrollLogos 20s linear infinite;
            width: max-content;
        }

        @keyframes scrollLogos {
            0% {
                transform: translateX(0);
            }

            100% {
                transform: translateX(-50%);
            }
        }

        .logos-marquee:hover .logos-track {
            animation-play-state: paused;
        }

        .hero-logo {
            width: 100%;
            max-width: 200px;
            height: auto;
            opacity: 0.9;
            transition: opacity 0.3s;
        }

        .hero-logo:hover {
            opacity: 1;
        }

        /* Logo placeholder styling */
        .logo-placeholder {
            width: 100px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        /* Core Topics Section - 四大核心主題 */
        .core-topics {
            background-color: #21a4b1;
            background-image: linear-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
            background-size: 40px 40px;
            background-position: center center;
            padding: 30px 0;
            position: relative;
        }

        .core-topics::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(circle at center, transparent 0%, #21a4b1 90%);
            pointer-events: none;
        }

        .core-topics-header {
            text-align: center;
            margin-bottom: 20px;
            position: relative;
            z-index: 2;
        }

        .core-topics-header h2 {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .core-topics-header p {
            color: rgba(255, 255, 255, 0.9);
            font-size: 16px;
        }

        /* Core Topics Hub Layout */
        .core-topics-hub-container {
            position: relative;
            max-width: 1000px;
            margin: 0 auto;
            padding: 40px 0;
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 1;
        }

        /* Connecting Lines (SVG Background) */
        .hub-topic-chip {
            background: #fff;
            padding: 16px 28px;
            border-radius: 50px;
            display: flex;
            align-items: center;
            gap: 12px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s, box-shadow 0.3s;
            cursor: default;
            white-space: nowrap;
            border: 1px solid #e2e8f0;
            min-width: 180px;
        }

        .hub-topic-chip:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
            background: #fff;
            border-color: #cbd5e1;
        }

        .hub-content {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 60px;
            position: relative;
            z-index: 1;
            width: 100%;
        }

        .hub-column {
            display: flex;
            flex-direction: column;
            gap: 60px;
            flex: 1;
        }

        .hub-column.left {
            align-items: flex-end;
        }

        .hub-column.right {
            align-items: flex-start;
        }

        /* Center Logo */
        .hub-center {
            position: relative;
            width: 220px;
            height: 220px;
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(10px);
            border-radius: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.6);
            flex-shrink: 0;
        }

        .hub-center::before {
            content: '';
            position: absolute;
            inset: -10px;
            border-radius: 50px;
            border: 2px dashed #cbd5e1;
            z-index: -1;
        }

        .hub-center img {
            width: 80%;
            height: auto;
            filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.2));
        }

        /* Topic Chips */
        .hub-topic-chip {
            background: rgba(255, 255, 255, 0.95);
            padding: 16px 28px;
            border-radius: 50px;
            display: flex;
            align-items: center;
            gap: 12px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s, box-shadow 0.3s;
            cursor: default;
            white-space: nowrap;
            border: 1px solid rgba(255, 255, 255, 0.5);
            min-width: 180px;
        }

        .hub-topic-chip:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
            background: #fff;
        }

        .hub-topic-icon {
            width: 36px;
            height: 36px;
            background: #e0f2fe;
            color: #21a4b1;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hub-topic-icon svg {
            width: 20px;
            height: 20px;
            fill: none;
            stroke: currentColor;
            stroke-width: 2;
        }

        .hub-topic-text {
            font-size: 16px;
            font-weight: 600;
            color: #1e293b;
        }

        /* Color variations for chips */
        .chip-productivity .hub-topic-icon {
            background: #fee2e2;
            color: #ef4444;
        }

        .chip-tools .hub-topic-icon {
            background: #dbeafe;
            color: #3b82f6;
        }

        /* Blue */
        .chip-knowledge .hub-topic-icon {
            background: #fef3c7;
            color: #f59e0b;
        }

        /* Yellow */
        .chip-life .hub-topic-icon {
            background: #dcfce7;
            color: #22c55e;
        }

        /* Green */

        @media (max-width: 768px) {
            .hub-content {
                flex-direction: column;
                gap: 40px;
            }

            .hub-lines {
                display: none;
            }

            .hub-column {
                flex-direction: row;
                justify-content: center;
                gap: 20px;
                width: 100%;
                flex-wrap: wrap;
            }

            .hub-column.left,
            .hub-column.right {
                align-items: center;
            }

            .hub-center {
                width: 160px;
                height: 160px;
            }
        }

        /* Mini Course Section - 全新迷你課上線 */
        .mini-course {
            position: relative;
            background: url('images/bg-minicourses.webp') center center / cover no-repeat;
            padding: 60px 0;
            overflow: hidden;
        }

        .mini-course::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(248, 250, 252, 0.92);
            z-index: 1;
        }

        .mini-course>.container {
            position: relative;
            z-index: 2;
        }

        /* Mini Course Swooshes */
        .mini-course-swoosh {
            position: absolute;
            width: 150px;
            height: 150px;
            border: 4px solid #21a4b1;
            border-radius: 50%;
            opacity: 0.15;
            z-index: 1;
        }

        .mini-swoosh-1 {
            top: 10%;
            right: -60px;
            width: 140px;
            height: 220px;
            border-radius: 100px;
            transform: rotate(20deg);
        }

        .mini-swoosh-2 {
            bottom: 15%;
            right: 5%;
            width: 70px;
            height: 70px;
        }

        .mini-swoosh-3 {
            bottom: 20%;
            left: -40px;
            width: 100px;
            height: 180px;
            border-radius: 80px;
            transform: rotate(-15deg);
        }

        .mini-course-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .mini-course-header .new-badge {
            display: inline-block;
            background: linear-gradient(135deg, #f97316 0%, #fb923c 100%);
            color: #fff;
            padding: 6px 20px;
            border-radius: 20px;
            font-size: 16px;
            font-weight: 700;
            letter-spacing: 1px;
            margin-right: 12px;
            vertical-align: middle;
            box-shadow: 0 4px 15px rgba(249, 115, 22, 0.3);
        }

        .mini-course-header h2 {
            display: inline;
            font-size: 32px;
            color: #1e293b;
            vertical-align: middle;
        }

        .mini-course-header .subtitle {
            color: #64748b;
            font-size: 16px;
            margin-top: 16px;
            line-height: 1.8;
        }

        /* Mini Course Grid - 3D Books with Flip Effect */
        .mini-course-grid {
            display: flex;
            justify-content: center;
            gap: 80px;
            max-width: 900px;
            margin: 0 auto;
        }

        /* Book Item Container */
        .book-item {
            position: relative;
            cursor: pointer;
            text-decoration: none;
            display: block;
        }

        /* 3D Book with Flip Animation */
        .book-container {
            width: 200px;
            height: 300px;
            perspective: 1000px;
            perspective-origin: 50% 50%;
        }

        .book {
            position: relative;
            width: 200px;
            height: 250px;
            transform-style: preserve-3d;
            transition: transform 0.5s ease;
        }

        .book-item:hover .book {
            transform: rotateY(-25deg);
        }

        /* All book layers */
        .book>div {
            position: absolute;
            top: 0;
            left: 0;
            width: 200px;
            height: 250px;
            transform-origin: left center;
            transition: transform 0.6s ease;
        }

        /* Book Cover (Front) */
        .book .cover {
            background: #fff;
            border-radius: 0 3px 3px 0;
            box-shadow:
                0 0 5px rgba(0, 0, 0, 0.1),
                inset 3px 0 10px rgba(0, 0, 0, 0.1);
            z-index: 5;
            transform: rotateY(-8deg);
            overflow: hidden;
        }

        .book .cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0 3px 3px 0;
        }

        /* Hardcover spine shadow effect */
        .book .cover::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 20px;
            height: 100%;
            background: linear-gradient(to right,
                    rgba(0, 0, 0, 0.25) 0%,
                    rgba(0, 0, 0, 0.15) 30%,
                    rgba(0, 0, 0, 0.05) 70%,
                    transparent 100%);
            pointer-events: none;
            z-index: 10;
        }

        /* Pages - All White */
        .book .page {
            background: #fff;
            border-radius: 0 3px 3px 0;
            box-shadow: inset 3px 0 20px rgba(0, 0, 0, 0.05);
        }

        .book .page.first {
            z-index: 4;
            transform: translateX(2px) rotateY(-8deg);
        }

        .book .page.second {
            z-index: 3;
            transform: translateX(4px) rotateY(-8deg);
        }

        .book .page.third {
            z-index: 2;
            transform: translateX(6px) rotateY(-8deg);
        }

        .book .page.last {
            z-index: 1;
            background: linear-gradient(to right, #f5f5f5 0%, #fff 100%);
            transform: translateX(8px) rotateY(-8deg);
        }

        /* Back Cover - Light Color */
        .book .back {
            background: linear-gradient(to right, #e8e8e8 0%, #f0f0f0 100%);
            border-radius: 0 3px 3px 0;
            z-index: 0;
            transform: translateX(10px) rotateY(-8deg);
            box-shadow: 5px 5px 20px rgba(0, 0, 0, 0.2);
        }

        /* Cover Edge (Spine Effect) */
        .book .cover-edge {
            position: absolute;
            top: 0;
            left: 0;
            width: 12px;
            height: 100%;
            background: linear-gradient(to right,
                    #d0d0d0 0%,
                    #e8e8e8 30%,
                    #f0f0f0 70%,
                    #e0e0e0 100%);
            transform: translateX(-6px) rotateY(90deg);
            z-index: 6;
        }

        /* Hover Animation - Subtle Peek Effect */
        .book-item:hover .book .cover {
            transform: rotateY(-25deg);
            box-shadow:
                0 0 5px rgba(0, 0, 0, 0.1),
                inset -3px 0 10px rgba(0, 0, 0, 0.1);
        }

        .book-item:hover .book .page.first {
            transform: translateX(2px) rotateY(-18deg);
            transition-delay: 0.02s;
        }

        .book-item:hover .book .page.second {
            transform: translateX(4px) rotateY(-14deg);
            transition-delay: 0.04s;
        }

        .book-item:hover .book .page.third {
            transform: translateX(6px) rotateY(-12deg);
            transition-delay: 0.06s;
        }

        .book-info {
            text-align: center;
            margin-top: 24px;
        }

        .book-info h4 {
            font-size: 16px;
            font-weight: 600;
            color: #1e293b;
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .book-info .book-meta {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 12px;
            font-size: 16px;
            color: #64748b;
        }

        .book-info .stars {
            color: #f59e0b;
            letter-spacing: 1px;
        }

        /* Responsive for Mini Course Grid */
        @media (max-width: 768px) {
            .mini-course-grid {
                flex-direction: column;
                align-items: center;
                gap: 50px;
            }

            .book-container {
                width: 180px;
                height: 270px;
            }

            .book {
                width: 180px;
                height: 270px;
            }

            .book>div {
                width: 180px;
                height: 270px;
            }

            .mini-course-header h2 {
                font-size: 26px;
                display: block;
                margin-top: 12px;
            }
        }

        /* Productivity Section - 生產力知識 */
        .productivity-section {
            background: #1e293b;
            padding: 80px 0;
        }

        .productivity-header {
            margin-bottom: 50px;
        }

        .productivity-header .badge {
            display: inline-block;
            background: #21a4b1;
            color: #fff;
            padding: 6px 14px;
            border-radius: 6px;
            font-size: 16px;
            font-weight: 500;
            margin-bottom: 16px;
        }

        .productivity-header h2 {
            font-size: 32px;
            color: #fff;
            margin-bottom: 12px;
        }

        .productivity-header p {
            color: #94a3b8;
            font-size: 16px;
            max-width: 500px;
        }

        .productivity-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .productivity-card {
            background: #334155;
            border-radius: 16px;
            overflow: hidden;
            transition: transform 0.3s;
        }

        .productivity-card:hover {
            transform: translateY(-5px);
        }

        .productivity-card-image {
            height: auto;
            aspect-ratio: 1200/628;
            overflow: hidden;
        }

        .productivity-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .productivity-card-image.placeholder {
            background: linear-gradient(135deg, #21a4b1 0%, #0f766e 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            font-size: 16px;
        }

        .productivity-card-body {
            padding: 24px;
        }

        .productivity-card .card-tag {
            display: inline-block;
            background: #21a4b1;
            color: #fff;
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 16px;
            margin-bottom: 12px;
        }

        .productivity-card h3 {
            color: #fff;
            font-size: 20px;
            margin-bottom: 8px;
        }

        .productivity-card p {
            color: #94a3b8;
            font-size: 16px;
        }

        /* Stats Section - Redesigned */
        .stats-section {
            position: relative;
            background: #f5f5f5;
            padding: 100px 0 80px;
            overflow: hidden;
        }

        /* Background pattern - rounded squares */
        .stats-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image:
                radial-gradient(circle at 10% 20%, rgba(0, 0, 0, 0.03) 0%, transparent 50%),
                radial-gradient(circle at 90% 80%, rgba(0, 0, 0, 0.03) 0%, transparent 50%);
            pointer-events: none;
        }

        .stats-pattern {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            opacity: 0.15;
            pointer-events: none;
        }

        .pattern-square {
            position: absolute;
            background: #e0e0e0;
            border-radius: 16px;
        }

        .pattern-square.sq1 {
            width: 60px;
            height: 60px;
            top: 10%;
            left: 5%;
        }

        .pattern-square.sq2 {
            width: 80px;
            height: 80px;
            top: 5%;
            left: 25%;
        }

        .pattern-square.sq3 {
            width: 50px;
            height: 50px;
            top: 15%;
            right: 30%;
        }

        .pattern-square.sq4 {
            width: 70px;
            height: 70px;
            top: 8%;
            right: 10%;
        }

        .pattern-square.sq5 {
            width: 55px;
            height: 55px;
            bottom: 30%;
            left: 10%;
        }

        .pattern-square.sq6 {
            width: 65px;
            height: 65px;
            bottom: 25%;
            right: 20%;
        }

        .pattern-square.sq7 {
            width: 45px;
            height: 45px;
            top: 50%;
            left: 20%;
        }

        .pattern-square.sq8 {
            width: 75px;
            height: 75px;
            bottom: 35%;
            left: 30%;
        }

        /* Floating photos */
        .stats-floating-photos {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            pointer-events: none;
            z-index: 1;
        }

        .floating-photo {
            position: absolute;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
            animation: float 6s ease-in-out infinite;
        }

        .floating-photo img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .floating-photo.photo1 {
            width: 180px;
            height: 180px;
            top: 15%;
            left: 5%;
            animation-delay: 0s;
        }

        .floating-photo.photo2 {
            width: 160px;
            height: 160px;
            top: 8%;
            right: 8%;
            animation-delay: 1s;
        }

        .floating-photo.photo3 {
            width: 140px;
            height: 140px;
            bottom: 25%;
            right: 12%;
            animation-delay: 2s;
        }

        .floating-photo.placeholder-photo {
            background: linear-gradient(135deg, #e0e0e0 0%, #bdbdbd 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #9e9e9e;
            font-size: 16px;
        }

        @keyframes float {

            0%,
            100% {
                transform: translateY(0);
            }

            50% {
                transform: translateY(-15px);
            }
        }

        /* Stats content */
        .stats-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 1000px;
            margin: 0 auto;
        }

        .stats-header {
            margin-bottom: 30px;
        }

        .stats-header h2 {
            font-size: 42px;
            font-weight: 700;
            color: #1e293b;
            line-height: 1.3;
            margin-bottom: 20px;
        }

        .stats-header p {
            color: #64748b;
            font-size: 18px;
            line-height: 1.7;
        }

        .stats-cta {
            margin-bottom: 60px;
        }

        .stats-cta-button {
            display: inline-block;
            background: #21a4b1;
            color: #fff;
            padding: 16px 36px;
            border-radius: 50px;
            font-size: 16px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }

        .stats-cta-button:hover {
            background: #0f172a;
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
        }

        /* Stats grid - horizontal with dividers */
        .stats-grid {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 0;
            flex-wrap: wrap;
        }

        .stat-card {
            padding: 20px 50px;
            text-align: center;
            border-right: 1px solid #d1d5db;
        }

        .stat-card:last-child {
            border-right: none;
        }

        .stat-number {
            font-size: 42px;
            font-weight: 700;
            color: #1e293b;
            margin-bottom: 8px;
        }

        .stat-label {
            font-size: 16px;
            color: #64748b;
        }

        /* Responsive for Stats Section */
        @media (max-width: 1024px) {
            .floating-photo.photo1 {
                width: 140px;
                height: 140px;
                left: 2%;
            }

            .floating-photo.photo2 {
                width: 120px;
                height: 120px;
            }

            .floating-photo.photo3 {
                width: 110px;
                height: 110px;
            }

            .stats-header h2 {
                font-size: 34px;
            }

            .stat-card {
                padding: 15px 30px;
            }

            .stat-number {
                font-size: 32px;
            }
        }

        @media (max-width: 768px) {
            .stats-floating-photos {
                display: block;
            }

            .floating-photo.photo1 {
                width: 80px;
                height: 80px;
                top: 5%;
                left: 3%;
            }

            .floating-photo.photo2 {
                width: 70px;
                height: 70px;
                top: 3%;
                right: 3%;
            }

            .floating-photo.photo3 {
                width: 60px;
                height: 60px;
                bottom: 15%;
                right: 5%;
            }

            .stats-header h2 {
                font-size: 28px;
            }

            .stats-grid {
                flex-direction: column;
                gap: 20px;
            }

            .stat-card {
                border-right: none;
                border-bottom: 1px solid #d1d5db;
                padding: 20px 0;
            }

            .stat-card:last-child {
                border-bottom: none;
            }
        }

        /* About Section - 嗨我是雷蒙 */
        .about-section {
            position: relative;
            background: url('images/about-bg.png') center center / cover no-repeat;
            min-height: 400px;
            display: flex;
            align-items: flex-end;
            overflow: hidden;
        }

        .about-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(33, 164, 177, 0.95);
            z-index: 1;
        }

        .about-section>.container {
            position: relative;
            z-index: 2;
        }

        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: end;
            width: 100%;
            padding: 60px 0 0 0;
        }

        .about-left {
            position: relative;
            display: flex;
            justify-content: center;
            align-items: flex-end;
            min-height: 350px;
        }

        .about-raymond {
            position: relative;
            z-index: 2;
        }

        .about-raymond img {
            max-width: 400px;
            height: auto;
            display: block;
        }

        /* Floating Tool Icons */
        .floating-icons {
            display: none;
            /* position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            pointer-events: none; */
        }

        .tool-icon {
            position: absolute;
            width: 50px;
            height: 50px;
            background: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
            font-size: 24px;
            animation: float 3s ease-in-out infinite;
        }

        .tool-icon img {
            width: 28px;
            height: 28px;
            object-fit: contain;
        }

        .tool-icon.icon-1 {
            top: 15%;
            left: 5%;
            animation-delay: 0s;
        }

        .tool-icon.icon-2 {
            top: 5%;
            left: 30%;
            animation-delay: 0.5s;
        }

        .tool-icon.icon-3 {
            top: 20%;
            right: 25%;
            animation-delay: 1s;
        }

        .tool-icon.icon-4 {
            bottom: 30%;
            left: 0%;
            animation-delay: 1.5s;
        }

        .tool-icon.icon-5 {
            bottom: 20%;
            left: 25%;
            animation-delay: 2s;
        }

        .tool-icon.icon-6 {
            bottom: 10%;
            right: 30%;
            animation-delay: 2.5s;
        }

        @keyframes float {

            0%,
            100% {
                transform: translateY(0);
            }

            50% {
                transform: translateY(-10px);
            }
        }

        .about-right {
            position: relative;
            color: #fff;
            padding-right: 40px;
            padding-bottom: 50px;
        }

        .about-corner-image {
            position: absolute;
            top: -20px;
            right: 0;
            width: 100px;
            height: 80px;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
        }

        .about-corner-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .about-title {
            margin-bottom: 24px;
        }

        .about-title img {
            max-height: 60px;
            width: auto;
        }

        .about-arrow {
            position: absolute;
            top: 30px;
            left: -60px;
            width: 40px;
            height: auto;
        }

        .about-text p {
            font-size: 18px;
            line-height: 2;
            color: #fff;
            margin-bottom: 0;
        }

        .about-cta {
            margin-top: 30px;
        }

        .about-cta-button {
            display: inline-block;
            background: #fff;
            color: #21a4b1;
            padding: 14px 32px;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            text-decoration: none;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
            transition: transform 0.2s, box-shadow 0.2s;
        }

        .about-cta-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
        }

        /* Responsive for About Section */
        @media (max-width: 1024px) {
            .about-content {
                grid-template-columns: 1fr;
                text-align: center;
            }

            .about-left {
                min-height: 300px;
                order: 2;
            }

            .about-right {
                padding-right: 0;
                order: 1;
            }

            .about-arrow {
                display: none;
            }

            .about-corner-image {
                position: relative;
                top: 0;
                right: 0;
                margin: 0 auto 20px;
            }
        }

        @media (max-width: 640px) {
            .about-section {
                min-height: auto;
            }

            .about-raymond img {
                max-width: 220px;
            }

            .tool-icon {
                width: 40px;
                height: 40px;
                font-size: 18px;
            }

            .tool-icon img {
                width: 22px;
                height: 22px;
            }

            .about-text p {
                font-size: 16px;
            }
        }

        /* Testimonials Section - 學員見證 */
        .testimonials-section {
            position: relative;
            background: #f5f5f5;
            padding: 80px 0;
            overflow: hidden;
        }

        .testimonials-section>.container {
            position: relative;
            z-index: 2;
        }

        .testimonials-header {
            max-width: 800px;
        }

        .testimonials-badge {
            display: inline-block;
            color: #6b9b37;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .testimonials-header h2 {
            font-size: 32px;
            color: #1e293b;
            margin-bottom: 16px;
        }

        .testimonials-header p {
            font-size: 16px;
            color: #64748b;
            line-height: 1.8;
        }

        /* Marquee Container */
        .testimonials-marquee {
            overflow: visible;
            position: relative;
            width: 100vw;
            margin-left: calc(-50vw + 50%);
            padding: 30px 0 50px 0;
        }

        .marquee-track {
            display: flex;
            gap: 24px;
            animation: marquee 40s linear infinite;
            width: max-content;
            padding: 10px 0;
        }

        .testimonials-marquee:hover .marquee-track {
            animation-play-state: paused;
        }

        @keyframes marquee {
            0% {
                transform: translateX(0);
            }

            100% {
                transform: translateX(-50%);
            }
        }

        .testimonial-card {
            flex: 0 0 350px;
            background: #fff;
            border-radius: 16px;
            padding: 24px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .testimonial-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
        }

        .testimonial-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 12px;
        }

        .testimonial-name {
            font-size: 16px;
            font-weight: 600;
            color: #1e293b;
        }

        .testimonial-stars {
            color: #f59e0b;
            font-size: 16px;
            letter-spacing: 2px;
        }

        .testimonial-text {
            font-size: 16px;
            line-height: 1.7;
            color: #475569;
            margin-bottom: 16px;
        }

        .testimonial-course {
            display: inline-block;
            font-size: 16px;
            color: #21a4b1;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.2s;
        }

        .testimonial-course:hover {
            color: #0f766e;
            text-decoration: underline;
        }

        .testimonial-course::before {
            content: '→ ';
        }

        /* Decorative Swooshes */
        .testimonial-swoosh {
            position: absolute;
            width: 150px;
            height: 150px;
            border: 4px solid #6b9b37;
            border-radius: 50%;
            opacity: 0.3;
        }

        .swoosh-1 {
            top: 20%;
            left: -50px;
            width: 120px;
            height: 200px;
            border-radius: 100px;
            transform: rotate(-20deg);
        }

        .swoosh-2 {
            bottom: 30%;
            left: 5%;
            width: 80px;
            height: 80px;
        }

        .swoosh-3 {
            top: 10%;
            right: -30px;
            width: 100px;
            height: 160px;
            border-radius: 80px;
            transform: rotate(15deg);
        }

        .swoosh-4 {
            bottom: 10%;
            right: 10%;
            width: 60px;
            height: 60px;
        }

        /* Responsive for Testimonials */
        @media (max-width: 640px) {
            .testimonial-card {
                flex: 0 0 280px;
            }

            .testimonials-header h2 {
                font-size: 26px;
            }

            .marquee-track {
                animation-duration: 30s;
            }
        }

        /* Notion Banner Section */
        .notion-banner-section {
            position: relative;
            background: url('images/notion-banner-bg.png') center center / cover no-repeat;
            background-color: #f5f5f5;
            padding: 40px 0;
            text-align: center;
            overflow: hidden;
        }

        .notion-banner-logo {
            margin-bottom: 16px;
        }

        .notion-banner-logo img {
            width: 60px;
            height: auto;
        }

        .notion-banner-title {
            font-size: 32px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 24px;
        }

        .notion-banner-tags {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 20px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .notion-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #fff;
            color: #21a4b1;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 16px;
            font-weight: 500;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
        }

        .notion-tag svg {
            width: 16px;
            height: 16px;
        }

        .notion-banner-subtitle {
            font-size: 18px;
            color: #ffffff;
            margin-bottom: 40px;
        }

        .notion-banner-courses {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 40px;
            margin-bottom: 40px;
            flex-wrap: wrap;
            padding: 20px 0;
        }

        .notion-banner-course {
            display: block;
            width: 320px;
            height: auto;
            aspect-ratio: 1200/628;
            border-radius: 16px;
            overflow: hidden;
            transition: transform 0.4s;
            background: #fff;
        }

        .notion-banner-course:nth-child(1) {
            transform: rotate(-5deg);
        }

        .notion-banner-course:nth-child(2) {
            transform: rotate(2deg) translateY(-10px);
        }

        .notion-banner-course:nth-child(3) {
            transform: rotate(-3deg);
        }

        .notion-banner-course:hover {
            transform: rotate(0deg) translateY(-15px) scale(1.02);
            z-index: 10;
        }

        .notion-banner-course img {
            width: 100%;
            height: auto;
            display: block;
        }

        @media (max-width: 1024px) {
            .notion-banner-courses {
                gap: 30px;
            }

            .notion-banner-course {
                width: 280px;
            }
        }

        @media (max-width: 768px) {
            .notion-banner-course {
                width: 260px;
                transform: rotate(0deg) !important;
            }

            .notion-banner-course:nth-child(2) {
                transform: translateY(0) !important;
            }

            .notion-banner-tags {
                gap: 10px;
            }

            .notion-tag {
                padding: 6px 12px;
                font-size: 16px;
            }
        }

        /* Notion Banner Course Cards */
        .notion-banner-courses {
            display: flex;
            justify-content: center;
            gap: 24px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .notion-banner-course-card {
            display: block;
            background: #fff;
            border-radius: 16px;
            overflow: hidden;
            text-decoration: none;
            color: inherit;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            width: 280px;
        }

        .notion-banner-course-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
        }

        .notion-course-image {
            position: relative;
            width: 100%;
            aspect-ratio: 1200/628;
            overflow: hidden;
        }

        .notion-course-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            z-index: 2;
        }

        .notion-course-badge.beginner {
            background: rgba(34, 197, 94, 0.9);
            color: #fff;
        }

        .notion-course-badge.advanced {
            background: rgba(139, 92, 246, 0.9);
            color: #fff;
        }

        .notion-course-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .notion-banner-course-card:hover .notion-course-image img {
            transform: scale(1.05);
        }

        .notion-course-body {
            padding: 16px 20px;
        }

        .notion-course-body h4 {
            font-size: 16px;
            font-weight: 600;
            color: #1e293b;
            margin-bottom: 6px;
        }

        .notion-course-body p {
            font-size: 14px;
            color: #64748b;
        }

        @media (max-width: 900px) {
            .notion-banner-course-card {
                width: 240px;
            }
        }

        @media (max-width: 768px) {
            .notion-banner-courses {
                gap: 16px;
            }

            .notion-banner-course-card {
                width: calc(50% - 8px);
            }
        }

        @media (max-width: 480px) {
            .notion-banner-course-card {
                width: 100%;
            }
        }

        /* Life Control Section - 生活掌控感 */
        .life-control-section {
            position: relative;
            background: linear-gradient(180deg, #fff 20%, rgba(33, 164, 177, 0.9) 80%), url('images/home-bg.png');
            background-size: cover;
            background-position: 80% 20%;
            background-repeat: no-repeat;
            padding: 40px 0;
            overflow: hidden;
        }

        /* Decorative corner frames */
        .life-control-deco {
            position: absolute;
            width: 80px;
            height: 80px;
            border: 4px solid #21a4b1;
            opacity: 0.3;
        }

        .life-control-deco.top-left {
            top: 40px;
            left: 5%;
            border-right: none;
            border-bottom: none;
        }

        .life-control-deco.top-right {
            top: 40px;
            right: 5%;
            border-left: none;
            border-bottom: none;
        }

        .life-control-deco.bottom-right {
            bottom: 40px;
            right: 8%;
            border-left: none;
            border-top: none;
            transform: rotate(15deg);
        }

        .life-control-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .life-control-header h2 {
            font-size: 42px;
            font-weight: 700;
            color: #1e293b;
            margin-bottom: 20px;
        }

        .life-control-header p {
            font-size: 18px;
            color: #64748b;
            line-height: 1.8;
            max-width: 600px;
            margin: 0 auto;
        }

        /* Bento Grid Layout */
        .life-bento-grid {
            display: grid;
            grid-template-columns: 1fr 1.5fr;
            grid-template-rows: auto auto;
            gap: 24px;
            max-width: 600px;
            margin: 0 auto;
        }

        .life-bento-card {
            border-radius: 24px;
            padding: 32px;
            position: relative;
            overflow: hidden;
            transition: transform 0.3s, box-shadow 0.3s;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            text-decoration: none;
            color: #333;
            min-height: 200px;
        }

        .life-bento-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
        }

        /* Card 1: Smart Home (Top Left) - White */
        .card-smart-home {
            background-color: #ffffff;
            border: 1px solid #e2e8f0;
        }

        /* Card 2: Group Buy (Top Right) - Light Green/Teal */
        .card-group-buy {
            background-color: #dbeafe;
            /* Light Blue/Teal tint */
            background: linear-gradient(135deg, #ccfbf1 0%, #a5f3fc 100%);
            color: #0f4c5c;
        }

        /* Card 3: Unboxing (Bottom) - Warm Cream - Spans full width */
        .card-unboxing {
            grid-column: span 2;
            background-color: #fff7ed;
            /* Orange-50 */
            background: linear-gradient(135deg, #fff7ed 0%, #ffedd5 100%);
            color: #7c2d12;
            flex-direction: row;
            align-items: center;
        }

        .life-bento-card h3 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .life-bento-card p {
            font-size: 16px;
            opacity: 0.8;
            margin-bottom: 20px;
        }

        .bento-icon-wrapper {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            /* Circle */
            background: rgba(255, 255, 255, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            align-self: flex-start;
        }

        .bento-icon-wrapper svg {
            width: 24px;
            height: 24px;
            fill: currentColor;
        }

        .bento-bg-illustration {
            position: absolute;
            right: -30px;
            bottom: -30px;
            width: 180px;
            height: 180px;
            color: rgba(33, 164, 177, 0.1);
            transform: rotate(-15deg);
            z-index: 0;
            pointer-events: none;
        }

        .bento-bg-illustration svg {
            width: 100%;
            height: 100%;
        }

        .life-bento-card .bento-content,
        .life-bento-card .bento-tags {
            position: relative;
            z-index: 1;
        }

        .card-unboxing .bento-content {
            flex: 1;
        }

        .card-unboxing .bento-illustration {
            width: 150px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 60px;
            /* Placeholder for illustration */
        }

        .bento-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: auto;
        }

        .bento-tag {
            background: rgba(255, 255, 255, 0.6);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 16px;
            font-weight: 600;
        }

        @media (max-width: 768px) {
            .life-bento-grid {
                grid-template-columns: 1fr;
            }

            .card-unboxing {
                grid-column: span 1;
                flex-direction: column;
                align-items: flex-start;
            }

            .card-unboxing .bento-illustration {
                display: none;
                /* Hide illustrative part on mobile to save space or adjust */
            }
        }

        /* Life Promo Section */
        .life-promo {
            text-align: center;
            margin-top: 50px;
            padding: 30px 20px;
            background: rgba(255, 255, 255, 0.8);
            border-radius: 20px;
            backdrop-filter: blur(10px);
        }

        .life-promo-text {
            font-size: 16px;
            color: #1e293b;
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .life-promo-btn {
            display: inline-block;
            padding: 14px 32px;
            background: #21a4b1;
            color: #fff;
            border-radius: 50px;
            font-size: 16px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(33, 164, 177, 0.3);
        }

        .life-promo-btn:hover {
            background: #1a8a95;
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(33, 164, 177, 0.4);
        }

        /* Video Showcase */
        .life-video-showcase {
            position: relative;
            max-width: 600px;
            margin: 0 auto 50px;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
            aspect-ratio: 16 / 9;
        }

        .life-video-showcase iframe {
            width: 100%;
            height: 100%;
            border: none;
        }

        /* Category buttons */
        .life-categories {
            display: flex;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
        }

        .life-category-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: #fff;
            border: 2px solid #21a4b1;
            color: #21a4b1;
            padding: 14px 28px;
            border-radius: 12px;
            font-size: 18px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s;
            box-shadow: 0 4px 15px rgba(33, 164, 177, 0.1);
        }

        .life-category-btn:hover {
            background: #21a4b1;
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(33, 164, 177, 0.3);
        }

        .life-category-btn svg {
            width: 24px;
            height: 24px;
            fill: currentColor;
        }

        @media (max-width: 900px) {
            .life-scene {
                width: 220px;
                height: 160px;
            }
        }

        @media (max-width: 768px) {
            .life-video-frame {
                flex-direction: column;
            }

            .life-scene {
                width: 100%;
                height: 150px;
            }

            .life-category-btn {
                padding: 12px 20px;
                font-size: 16px;
            }

            .life-control-header h2 {
                font-size: 32px;
            }
        }

        /* Courses Section - Tab 切換課程區塊 */
        .courses-section {
            padding: 60px 0 80px;
            background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
        }

        .courses-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .courses-header h2 {
            font-size: 36px;
            font-weight: 700;
            color: #1e293b;
            margin-bottom: 12px;
        }

        .courses-header p {
            font-size: 18px;
            color: #64748b;
            line-height: 1.8;
        }

        /* Tab 導航 */
        .courses-tabs {
            display: flex;
            justify-content: center;
            gap: 12px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

        .course-tab {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: #fff;
            border: 2px solid #e2e8f0;
            border-radius: 50px;
            font-size: 16px;
            font-weight: 600;
            color: #64748b;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .course-tab svg {
            flex-shrink: 0;
        }

        .course-tab:hover {
            border-color: #21a4b1;
            color: #21a4b1;
        }

        .course-tab.active {
            background: #21a4b1;
            border-color: #21a4b1;
            color: #fff;
            box-shadow: 0 4px 15px rgba(33, 164, 177, 0.3);
        }

        .course-tab.active svg {
            stroke: #fff;
            fill: #fff;
        }

        /* Tab 內容區 */
        .courses-content {
            position: relative;
        }

        .course-panel {
            display: none;
            animation: fadeIn 0.4s ease;
        }

        .course-panel.active {
            display: block;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(10px);
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* 課程卡片網格 */
        .course-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        /* 課程卡片 */
        .course-card {
            display: flex;
            flex-direction: column;
            background: #fff;
            border-radius: 20px;
            overflow: hidden;
            text-decoration: none;
            color: inherit;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            transition: all 0.3s ease;
            border: 1px solid #e2e8f0;
        }

        .course-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
            border-color: #21a4b1;
        }

        /* 課程封面 */
        .course-image {
            position: relative;
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
        }

        .course-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .course-card:hover .course-image img {
            transform: scale(1.05);
        }

        /* 課程徽章 */
        .course-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            padding: 6px 12px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            backdrop-filter: blur(8px);
        }

        .course-badge.hot {
            background: rgba(239, 68, 68, 0.9);
            color: #fff;
        }

        .course-badge.new {
            background: rgba(34, 197, 94, 0.9);
            color: #fff;
        }

        /* 課程內容 */
        .course-body {
            display: flex;
            flex-direction: column;
            flex: 1;
            padding: 24px;
        }

        /* 課程標籤 */
        .course-tags {
            display: flex;
            gap: 8px;
            margin-bottom: 12px;
        }

        .course-level {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 600;
        }

        .course-level.beginner {
            background: #e0f2fe;
            color: #0284c7;
        }

        .course-level.intermediate {
            background: #fef3c7;
            color: #d97706;
        }

        .course-level.advanced {
            background: #fee2e2;
            color: #dc2626;
        }

        /* 課程標題 */
        .course-title {
            font-size: 20px;
            font-weight: 700;
            color: #1e293b;
            margin-bottom: 8px;
            line-height: 1.4;
        }

        /* 課程摘要 */
        .course-summary {
            font-size: 15px;
            color: #64748b;
            line-height: 1.6;
            flex: 1;
            margin-bottom: 20px;
        }

        /* 課程底部 */
        .course-footer {
            display: flex;
            justify-content: flex-end;
            align-items: center;
        }

        .course-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: #21a4b1;
            color: #fff;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 600;
            transition: all 0.3s ease;
        }

        .course-card:hover .course-btn {
            background: #1a8a95;
        }

        /* 查看更多按鈕 */
        .courses-more {
            text-align: center;
            margin-top: 50px;
        }

        .courses-more-btn {
            display: inline-block;
            padding: 16px 40px;
            background: #21a4b1;
            color: #fff;
            border-radius: 50px;
            font-size: 16px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(30, 41, 59, 0.2);
        }

        .courses-more-btn:hover {
            background: #0f172a;
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(30, 41, 59, 0.3);
        }

        /* 課程區塊響應式 */
        @media (max-width: 1024px) {
            .course-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }

            .courses-header h2 {
                font-size: 30px;
            }
        }

        @media (max-width: 768px) {
            .courses-section {
                padding: 40px 0 60px;
            }

            .courses-tabs {
                gap: 8px;
                padding: 0 10px;
            }

            .course-tab {
                padding: 10px 16px;
                font-size: 14px;
            }

            .course-tab svg {
                width: 16px;
                height: 16px;
            }

            .course-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .course-body {
                padding: 20px;
            }

            .course-title {
                font-size: 18px;
            }

            .courses-header h2 {
                font-size: 26px;
            }

            .courses-header p {
                font-size: 16px;
            }
        }

        @media (max-width: 480px) {
            .courses-tabs {
                flex-direction: column;
                align-items: stretch;
            }

            .course-tab {
                justify-content: center;
                width: 100%;
            }
        }

        /* Solo Section - 超級個體工作術 */
        .solo-section {
            position: relative;
            background: url('images/solo-bg.png') right center / cover no-repeat;
            background-color: #1a1a1a;
            min-height: 600px;
            padding: 40px 0;
            overflow: hidden;
        }

        .solo-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(90deg, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.6) 20%, rgba(0, 0, 0, 0.3) 100%);
            z-index: 1;
        }

        .solo-section>.container {
            position: relative;
            z-index: 2;
        }

        .solo-content {
            max-width: 800px;
        }

        .solo-badge {
            display: block;
            color: #f59e0b;
            font-size: 28px;
            font-weight: 600;
            margin-bottom: 24px;
            line-height: 1.5;
            white-space: nowrap;
        }

        .solo-badge span {
            font-size: 40px;
            font-weight: 700;
            vertical-align: baseline;
            padding: 0 6px;
        }

        /* Typewriter effect */
        .typewriter-wrapper {
            display: inline;
        }

        .typewriter-text {
            display: inline;
            border-right: 3px solid #f59e0b;
            animation: blink-caret 0.75s step-end infinite;
            white-space: nowrap;
            overflow: hidden;
        }

        @keyframes blink-caret {

            from,
            to {
                border-color: transparent;
            }

            50% {
                border-color: #f59e0b;
            }
        }

        .solo-headline {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.8;
            margin-bottom: 32px;
        }

        .solo-subtext {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.8;
            margin-bottom: 32px;
        }

        .solo-instructor {
            margin-bottom: 32px;
        }

        .solo-instructor-name {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }

        .solo-instructor-title {
            font-size: 16px;
            color: #f59e0b;
        }

        .solo-preview-wrapper {
            position: relative;
            margin: 32px 0;
        }

        .solo-preview-image img {
            max-width: 80%;
            height: auto;
            border-radius: 12px;
        }

        .solo-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #f97316;
            color: #fff;
            padding: 8px 20px;
            border-radius: 24px;
            font-size: 16px;
            font-weight: 600;
            box-shadow: 0 4px 15px rgba(249, 115, 22, 0.4);
        }

        .solo-label svg {
            width: 16px;
            height: 16px;
            fill: #fff;
        }

        .solo-label-top {
            position: absolute;
            top: 12px;
            right: 153px;
            z-index: 10;
        }

        .solo-video-header {
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }

        .solo-video-section {
            margin-top: 40px;
        }

        .solo-cta {
            display: inline-block;
            background: #fff;
            color: #1a1a1a;
            padding: 14px 32px;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s;
        }

        .solo-cta:hover {
            background: #f97315;
            color: #fff;
            transform: translateY(-2px);
        }

        .solo-videos {
            display: flex;
            gap: 20px;
        }

        .solo-video-card {
            flex: 1;
            border-radius: 12px;
            overflow: hidden;
            text-decoration: none;
            transition: all 0.3s;
            cursor: pointer;
        }

        .solo-video-card:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-4px);
        }

        .solo-video-thumbnail {
            position: relative;
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
        }

        .solo-video-thumbnail img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s;
        }

        .solo-video-card:hover .solo-video-thumbnail img {
            transform: scale(1.05);
        }

        .solo-video-play {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 50px;
            height: 50px;
            background: rgba(0, 0, 0, 0.6);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s;
        }

        .solo-video-card:hover .solo-video-play {
            background: rgba(0, 0, 0, 0.8);
            transform: translate(-50%, -50%) scale(1.1);
        }

        .solo-video-play svg {
            width: 20px;
            height: 20px;
            fill: #fff;
            margin-left: 3px;
        }

        .solo-video-title {
            color: rgba(255, 255, 255, 0.9);
            font-size: 16px;
            line-height: 1.5;
            padding: 16px;
            text-align: center;
        }

        @media (max-width: 768px) {
            .solo-section {
                background-position: center center;
            }

            .solo-section::before {
                background: rgba(0, 0, 0, 0.85);
            }

            .solo-badge {
                font-size: 20px;
                white-space: normal;
                word-wrap: break-word;
            }

            .solo-badge span {
                font-size: 28px;
            }

            .typewriter-text {
                white-space: normal;
                word-wrap: break-word;
            }

            .solo-headline {
                font-size: 22px;
            }

            .solo-videos {
                flex-direction: column;
            }

            .solo-label-top {
                display: none;
            }
        }

        /* Notion Section */
        .notion-section {
            padding: 40px 0;
            background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
        }

        .notion-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .notion-header .icon {
            width: 60px;
            height: 60px;
            background: #fff;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 28px;
        }

        .notion-header h2 {
            font-size: 28px;
            color: #1e293b;
            margin-bottom: 12px;
        }

        .notion-header p {
            color: #64748b;
        }

        .notion-showcase {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .notion-preview {
            position: relative;
        }

        .notion-preview-link {
            display: block;
            text-decoration: none;
            position: relative;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .notion-preview-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 30px 80px rgba(0, 0, 0, 0.15);
        }

        .notion-preview-image {
            width: 100%;
            height: 350px;
            object-fit: cover;
            display: block;
            transition: opacity 0.3s ease;
        }

        .notion-preview-image.placeholder {
            background: linear-gradient(135deg, #e0f2f1 0%, #b2dfdb 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #21a4b1;
            font-size: 16px;
        }

        .notion-features {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .notion-feature {
            display: flex;
            gap: 16px;
            padding: 20px;
            background: #fff;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
            cursor: pointer;
            transition: all 0.3s;
            border: 2px solid transparent;
        }

        .notion-feature:hover,
        .notion-feature.active {
            border-color: #21a4b1;
            box-shadow: 0 8px 30px rgba(13, 148, 136, 0.15);
        }

        .notion-feature .icon {
            width: 48px;
            height: 48px;
            background: #e0f2f1;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #21a4b1;
            font-size: 20px;
            flex-shrink: 0;
        }

        .notion-feature h4 {
            font-size: 16px;
            color: #1e293b;
            margin-bottom: 4px;
        }

        .notion-feature p {
            font-size: 16px;
            color: #64748b;
        }

        /* Notion CTA Button */
        .notion-cta {
            text-align: center;
            margin-top: 40px;
        }

        .notion-cta-btn {
            display: inline-block;
            padding: 16px 40px;
            background: #21a4b1;
            color: #fff;
            border-radius: 50px;
            font-size: 16px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(33, 164, 177, 0.3);
        }

        .notion-cta-btn:hover {
            background: #1a8a95;
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(33, 164, 177, 0.4);
        }

        /* Products Section */
        .products-section {
            padding: 80px 0;
            background: #fff;
        }

        .products-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .products-header h2 {
            font-size: 28px;
            color: #1e293b;
            margin-bottom: 12px;
        }

        .products-header p {
            color: #64748b;
        }

        .products-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .product-card {
            background: #fff;
            border-radius: 16px;
            overflow: hidden;
            transition: transform 0.3s;
        }

        .product-card:hover {
            transform: translateY(-5px);
        }

        .product-card img {
            width: 100%;
            height: auto;
            aspect-ratio: 1200/628;
            object-fit: cover;
        }

        .product-card .card-body {
            padding: 24px;
        }

        .product-card .card-tag {
            display: inline-block;
            background: #f1f5f9;
            color: #475569;
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 16px;
            margin-bottom: 12px;
        }

        .product-card h3 {
            font-size: 18px;
            color: #1e293b;
            margin-bottom: 8px;
        }

        .product-card p {
            font-size: 16px;
            color: #64748b;
            margin-bottom: 16px;
        }

        .product-card .price {
            font-size: 20px;
            font-weight: 700;
            color: #21a4b1;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, #21a4b1 0%, #14b8a6 100%);
            padding: 80px 0;
            text-align: center;
        }

        .cta-content {
            max-width: 600px;
            margin: 0 auto;
            color: #fff;
        }

        .cta-content h2 {
            font-size: 32px;
            margin-bottom: 16px;
        }

        .cta-content p {
            font-size: 16px;
            opacity: 0.9;
            margin-bottom: 30px;
        }

        .cta-button {
            display: inline-block;
            background: #fff;
            color: #21a4b1;
            padding: 16px 40px;
            border-radius: 8px;
            font-weight: 600;
            font-size: 16px;
            text-decoration: none;
            transition: transform 0.2s, box-shadow 0.2s;
        }

        .cta-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
        }

        /* Footer */
        .footer {
            background: #1e293b;
            color: #94a3b8;
            padding: 40px 0;
            text-align: center;
        }

        .footer p {
            font-size: 16px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-content {
                padding: 40px;
            }

            /* Hide some nav items on tablet */
            /* Hide desktop nav on tablet/mobile */
            .header-nav {
                display: none;
            }

            .hamburger-btn {
                display: block;
            }

            .topics-inline-container {
                gap: 15px;
            }

            .topic-simple-item {
                font-size: 16px;
                padding: 10px 16px;
            }

            .btn-start-learning {
                display: none;
                /* Optional: hide CTA on small mobile if needed, or keep it */
            }

            @media (min-width: 641px) {
                .btn-start-learning {
                    display: block;
                    /* Show CTA on tablet */
                }
            }

            .hero-title {
                font-size: 32px;
            }

            .logos-track {
                gap: 35px;
            }

            .core-topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .mini-course-content {
                grid-template-columns: 1fr;
            }

            .mini-course-right {
                order: -1;
            }

            .productivity-grid {
                grid-template-columns: 1fr;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .founder-content {
                grid-template-columns: 1fr;
                text-align: center;
            }

            .founder-image {
                max-width: 400px;
                margin: 0 auto;
            }

            .knowledge-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .notion-showcase {
                grid-template-columns: 1fr;
            }

            .products-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .hero {
                min-height: auto;
                padding-bottom: 30px;
                background-image: url('images/raymond-hero-m.png');
            }

            .hero::before {
                content: '';
                position: absolute;
                top: 0;
                left: 0;
                right: 0;
                bottom: 0;
                background: linear-gradient(90deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.3) 100%);
                z-index: 0;
            }

            .hero-content {
                position: relative;
                z-index: 1;
                padding: 360px 20px 30px;
                text-align: center;
            }

            .hero-title {
                font-size: 26px;
            }

            .hero-subtitle {
                font-size: 16px;
            }

            .hero-logos {
                position: relative;
                bottom: auto;
                left: auto;
                transform: none;
                padding: 20px 0;
                margin-top: 20px;
            }

            .hero-logos-title {
                font-size: 14px;
            }

            .logos-marquee {
                mask-image: linear-gradient(to right, transparent, black 5%, black 95%, transparent);
                -webkit-mask-image: linear-gradient(to right, transparent, black 5%, black 95%, transparent);
            }

            .logos-track {
                gap: 20px;
                animation: scrollLogos 15s linear infinite;
            }

            .hero-logo {
                width: 100%;
                max-width: 160px;
                height: auto;
            }

            .logo-placeholder {
                width: 100px;
            }

            .core-topics-grid {
                grid-template-columns: 1fr;
            }

            .topic-card {
                padding: 24px 20px;
            }

            .mini-course-left h2 {
                font-size: 24px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .knowledge-grid {
                grid-template-columns: 1fr;
            }

            .products-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Placeholder images */
        .placeholder {
            background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #64748b;
            font-size: 16px;
        }