/* roulang page: index */
:root {
            --color-bg-deep: #0A0E17;
            --color-bg-section: #0F1B2D;
            --color-accent-cyan: #00F0FF;
            --color-accent-purple: #7B2FFF;
            --color-accent-orange: #FF6B2C;
            --color-text-body: #C8D0DA;
            --color-text-muted: #7D8899;
            --color-text-dim: #4A5568;
            --color-white: #FFFFFF;
            --glass-bg-strong: rgba(255, 255, 255, 0.06);
            --glass-bg-medium: rgba(255, 255, 255, 0.04);
            --glass-bg-light: rgba(255, 255, 255, 0.03);
            --glass-border: rgba(255, 255, 255, 0.08);
            --glass-border-hover-cyan: rgba(0, 240, 255, 0.35);
            --glass-border-hover-purple: rgba(123, 47, 255, 0.35);
            --glow-cyan: 0 0 20px rgba(0, 240, 255, 0.3), 0 0 60px rgba(0, 240, 255, 0.1);
            --glow-purple: 0 0 20px rgba(123, 47, 255, 0.3), 0 0 60px rgba(123, 47, 255, 0.1);
            --glow-orange: 0 0 30px rgba(255, 107, 44, 0.5), 0 0 80px rgba(255, 107, 44, 0.2);
            --glow-orange-hover: 0 0 40px rgba(255, 107, 44, 0.65), 0 0 100px rgba(255, 107, 44, 0.3);
            --card-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
            --card-shadow-hover: 0 8px 40px rgba(0, 240, 255, 0.15);
            --card-shadow-hover-purple: 0 8px 40px rgba(123, 47, 255, 0.15);
            --radius-card: 18px;
            --radius-btn: 10px;
            --radius-faq: 11px;
            --transition-card: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --transition-smooth: all 0.25s ease-out;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background-color: var(--color-bg-deep);
            color: var(--color-text-body);
            line-height: 1.7;
            overflow-x: hidden;
            min-height: 100vh;
            -webkit-tap-highlight-color: transparent;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
        }

        /* ===== 玻璃拟态基础样式 ===== */
        .glass-card {
            background: var(--glass-bg-medium);
            border: 1.5px solid var(--glass-border);
            border-radius: var(--radius-card);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            box-shadow: var(--card-shadow);
            transition: var(--transition-card);
        }
        .glass-card-strong {
            background: var(--glass-bg-strong);
            border: 1.5px solid var(--glass-border);
            border-radius: var(--radius-card);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            box-shadow: var(--card-shadow);
            transition: var(--transition-card);
        }

        /* ===== 导航栏 ===== */
        #main-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 68px;
            background: rgba(10, 14, 23, 0.75);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background 0.35s ease, box-shadow 0.35s ease;
            display: flex;
            align-items: center;
        }
        #main-nav.scrolled {
            background: rgba(10, 14, 23, 0.92);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }
        .nav-container {
            max-width: 1200px;
            width: 100%;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--color-white);
            letter-spacing: 0.02em;
            transition: var(--transition-smooth);
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--color-accent-cyan);
            text-shadow: 0 0 18px rgba(0, 240, 255, 0.4);
        }
        .nav-logo-icon {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: wrap;
            justify-content: flex-end;
        }
        .nav-links a {
            display: inline-block;
            padding: 8px 16px;
            color: #d0d5dd;
            font-weight: 500;
            font-size: 0.95rem;
            border-radius: 6px;
            transition: var(--transition-smooth);
            white-space: nowrap;
            position: relative;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--color-accent-cyan);
            border-radius: 2px;
            transform: scaleX(0);
            transition: transform 0.25s ease;
            box-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
        }
        .nav-links a:hover {
            color: var(--color-accent-cyan);
        }
        .nav-links a:hover::after {
            transform: scaleX(1);
        }
        .nav-links a.active-link {
            color: var(--color-accent-cyan);
        }
        .nav-links a.active-link::after {
            transform: scaleX(1);
        }
        /* 汉堡按钮 */
        .hamburger-btn {
            display: none;
            background: transparent;
            border: none;
            width: 44px;
            height: 44px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 6px;
            cursor: pointer;
            z-index: 1100;
            padding: 0;
            border-radius: 8px;
            transition: var(--transition-smooth);
        }
        .hamburger-btn span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #d0d5dd;
            border-radius: 3px;
            transition: var(--transition-smooth);
            transform-origin: center;
        }
        .hamburger-btn:hover span {
            background: var(--color-accent-cyan);
        }
        .hamburger-btn.open span:nth-child(1) {
            transform: translateY(8.5px) rotate(45deg);
        }
        .hamburger-btn.open span:nth-child(2) {
            opacity: 0;
            transform: scaleX(0);
        }
        .hamburger-btn.open span:nth-child(3) {
            transform: translateY(-8.5px) rotate(-45deg);
        }

        /* 移动端菜单覆盖 */
        .mobile-menu-overlay {
            position: fixed;
            inset: 0;
            z-index: 1050;
            background: rgba(10, 14, 23, 0.96);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 20px;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.35s ease;
        }
        .mobile-menu-overlay.open {
            opacity: 1;
            pointer-events: auto;
        }
        .mobile-menu-overlay a {
            font-size: 1.5rem;
            font-weight: 600;
            color: #d0d5dd;
            padding: 12px 28px;
            border-radius: 10px;
            transition: var(--transition-smooth);
        }
        .mobile-menu-overlay a:hover {
            color: var(--color-accent-cyan);
            background: rgba(0, 240, 255, 0.06);
        }

        /* ===== 板块通用 ===== */
        .section-block {
            padding: 100px 24px;
        }
        .section-container {
            max-width: 1200px;
            margin: 0 auto;
        }
        .section-h2 {
            font-size: clamp(1.75rem, 3.5vw, 2.75rem);
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--color-white);
            text-align: center;
            margin-bottom: 56px;
            position: relative;
        }
        .section-h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 3px;
            background: linear-gradient(90deg, var(--color-accent-cyan), var(--color-accent-purple));
            border-radius: 3px;
            margin: 14px auto 0;
            box-shadow: 0 0 16px rgba(0, 240, 255, 0.35);
        }

        /* ===== Hero 板块 ===== */
        #hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            padding: 100px 24px 60px;
            background-color: var(--color-bg-deep);
            background-image:
                linear-gradient(rgba(0, 240, 255, 0.025) 1px, transparent 1px),
                linear-gradient(90deg, rgba(0, 240, 255, 0.025) 1px, transparent 1px);
            background-size: 60px 60px;
            overflow: hidden;
        }
        #hero .hero-bg-img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.35;
            z-index: 0;
            pointer-events: none;
        }
        #hero .hero-overlay {
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(10, 14, 23, 0.45) 0%, rgba(10, 14, 23, 0.78) 70%, rgba(10, 14, 23, 0.92) 100%);
            z-index: 1;
            pointer-events: none;
        }
        #hero .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }
        #hero .hero-h1 {
            font-size: clamp(2.5rem, 5vw, 4.5rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.15;
            background: linear-gradient(135deg, #00F0FF 0%, #7B2FFF 55%, #00F0FF 100%);
            background-size: 200% 200%;
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            animation: gradient-shift 4s ease-in-out infinite;
            margin-bottom: 20px;
            filter: drop-shadow(0 0 28px rgba(0, 240, 255, 0.35));
        }
        @keyframes gradient-shift {
            0%,
            100% {
                background-position: 0% 50%;
            }
            50% {
                background-position: 100% 50%;
            }
        }
        #hero .hero-subtitle {
            font-size: clamp(1.05rem, 1.6vw, 1.25rem);
            color: var(--color-text-body);
            max-width: 560px;
            margin: 0 auto 36px;
            line-height: 1.7;
        }
        #hero .hero-trust-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px 28px;
            margin-top: 20px;
            font-size: 0.9rem;
            color: var(--color-text-muted);
        }
        #hero .hero-trust-tags span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        #hero .hero-trust-tags i {
            color: var(--color-accent-cyan);
            font-size: 0.75rem;
        }
        /* 向下箭头 */
        .scroll-indicator {
            position: absolute;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 2;
            animation: bounce-down 2s infinite;
            color: var(--color-accent-cyan);
            font-size: 1.5rem;
            opacity: 0.7;
            pointer-events: none;
        }
        @keyframes bounce-down {
            0%,
            100% {
                transform: translateX(-50%) translateY(0);
            }
            50% {
                transform: translateX(-50%) translateY(10px);
            }
        }

        /* ===== CTA 按钮 ===== */
        .btn-cta {
            display: inline-block;
            background: var(--color-accent-orange);
            color: #fff;
            font-weight: 700;
            font-size: 1.05rem;
            padding: 15px 42px;
            border-radius: var(--radius-btn);
            box-shadow: var(--glow-orange);
            transition: var(--transition-card);
            letter-spacing: 0.02em;
            animation: pulse-glow 2.2s infinite;
            cursor: pointer;
            border: none;
            text-align: center;
            min-width: 44px;
            min-height: 44px;
            position: relative;
            z-index: 1;
        }
        .btn-cta:hover {
            background: #FF8250;
            box-shadow: var(--glow-orange-hover);
            transform: scale(1.04);
        }
        .btn-cta:active {
            transform: scale(0.97);
            box-shadow: 0 0 14px rgba(255, 107, 44, 0.4);
        }
        @keyframes pulse-glow {
            0%,
            100% {
                box-shadow: 0 0 30px rgba(255, 107, 44, 0.5), 0 0 80px rgba(255, 107, 44, 0.2);
            }
            50% {
                box-shadow: 0 0 50px rgba(255, 107, 44, 0.7), 0 0 110px rgba(255, 107, 44, 0.35);
            }
        }
        .btn-secondary {
            display: inline-block;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 13px 34px;
            border-radius: var(--radius-btn);
            border: 1.5px solid rgba(255, 255, 255, 0.25);
            transition: var(--transition-card);
            cursor: pointer;
            letter-spacing: 0.02em;
            min-width: 44px;
            min-height: 44px;
            text-align: center;
        }
        .btn-secondary:hover {
            border-color: rgba(0, 240, 255, 0.6);
            color: var(--color-accent-cyan);
            background: rgba(0, 240, 255, 0.06);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.15);
        }
        .btn-secondary:active {
            transform: scale(0.97);
        }

        /* ===== 痛点卡片 ===== */
        .pain-card {
            background: var(--glass-bg-light);
            border: 1.5px solid rgba(255, 100, 100, 0.15);
            border-radius: var(--radius-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            padding: 28px 24px;
            transition: var(--transition-card);
            box-shadow: var(--card-shadow);
        }
        .pain-card:hover {
            border-color: rgba(255, 130, 100, 0.3);
            box-shadow: 0 6px 28px rgba(255, 80, 60, 0.1);
        }
        .pain-card .pain-icon {
            font-size: 2rem;
            margin-bottom: 14px;
            color: #f87171;
            display: block;
        }
        .pain-card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }
        .pain-card p {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            line-height: 1.6;
        }

        /* ===== 解决方案卡片 ===== */
        .solution-card {
            background: var(--glass-bg-medium);
            border: 1.5px solid rgba(0, 240, 255, 0.12);
            border-radius: var(--radius-card);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            padding: 30px 24px;
            transition: var(--transition-card);
            box-shadow: var(--card-shadow);
            overflow: hidden;
        }
        .solution-card:hover {
            border-color: var(--glass-border-hover-cyan);
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-6px);
        }
        .solution-card .solution-img-wrap {
            width: 100%;
            height: 170px;
            border-radius: 12px;
            overflow: hidden;
            margin-bottom: 18px;
            background: rgba(0, 0, 0, 0.3);
        }
        .solution-card .solution-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .solution-card:hover .solution-img-wrap img {
            transform: scale(1.06);
        }
        .solution-card h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }
        .solution-card p {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            line-height: 1.6;
        }
        .solution-card .badge-tag {
            display: inline-block;
            background: rgba(123, 47, 255, 0.25);
            color: #c4a8ff;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }

        /* ===== 数据展示 ===== */
        .data-number {
            font-size: clamp(2rem, 4vw, 3.5rem);
            font-weight: 800;
            background: linear-gradient(135deg, #00F0FF, #7B2FFF);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            filter: drop-shadow(0 0 14px rgba(0, 240, 255, 0.3));
            line-height: 1.1;
        }
        .data-label {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* ===== 案例卡片 ===== */
        .case-card {
            background: var(--glass-bg-medium);
            border: 1.5px solid var(--glass-border);
            border-radius: var(--radius-card);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            overflow: hidden;
            transition: var(--transition-card);
            box-shadow: var(--card-shadow);
            display: flex;
            flex-direction: column;
        }
        .case-card:hover {
            border-color: var(--glass-border-hover-purple);
            box-shadow: var(--card-shadow-hover-purple);
        }
        .case-card .case-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            display: block;
        }
        .case-card .case-info {
            padding: 20px 22px;
        }
        .case-card .case-info h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 6px;
        }
        .case-card .case-info p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            line-height: 1.5;
        }

        /* ===== 证言卡片 ===== */
        .testimonial-card {
            background: var(--glass-bg-medium);
            border: 1.5px solid rgba(255, 180, 80, 0.12);
            border-radius: var(--radius-card);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            padding: 28px 24px;
            transition: var(--transition-card);
            box-shadow: var(--card-shadow);
        }
        .testimonial-card:hover {
            border-color: rgba(255, 200, 100, 0.3);
            box-shadow: 0 6px 30px rgba(255, 170, 60, 0.1);
        }
        .testimonial-avatar {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            border: 2px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--color-accent-cyan);
            flex-shrink: 0;
        }
        .testimonial-quote {
            font-style: italic;
            color: #e0e5ec;
            line-height: 1.7;
            position: relative;
            padding-left: 16px;
            border-left: 3px solid var(--color-accent-cyan);
            margin: 16px 0;
        }
        .testimonial-author {
            font-weight: 600;
            color: #fff;
            font-size: 0.95rem;
        }
        .testimonial-role {
            font-size: 0.82rem;
            color: var(--color-text-muted);
        }

        /* ===== FAQ 手风琴 ===== */
        .faq-item {
            background: var(--glass-bg-light);
            border: 1.5px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-faq);
            overflow: hidden;
            transition: var(--transition-smooth);
            margin-bottom: 14px;
        }
        .faq-item.open {
            background: rgba(255, 255, 255, 0.05);
            border-color: rgba(255, 255, 255, 0.14);
        }
        .faq-question {
            width: 100%;
            padding: 18px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            background: transparent;
            border: none;
            color: #fff;
            font-weight: 600;
            font-size: 1.02rem;
            cursor: pointer;
            text-align: left;
            line-height: 1.5;
            min-height: 44px;
            transition: var(--transition-smooth);
        }
        .faq-question:hover {
            color: var(--color-accent-cyan);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent-cyan);
            transition: transform 0.35s ease;
            font-size: 1.2rem;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
            color: var(--color-text-muted);
            line-height: 1.7;
            font-size: 0.95rem;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        /* ===== 最终CTA板块 ===== */
        #cta {
            background: radial-gradient(ellipse at center, rgba(255, 107, 44, 0.08) 0%, rgba(10, 14, 23, 0.95) 70%);
            text-align: center;
        }
        #cta .cta-inner {
            max-width: 650px;
            margin: 0 auto;
        }
        #cta .cta-h2 {
            color: #fff;
            font-size: clamp(1.8rem, 3.2vw, 2.5rem);
            font-weight: 700;
            margin-bottom: 16px;
        }
        #cta .cta-sub {
            color: var(--color-text-muted);
            margin-bottom: 32px;
            font-size: 1.05rem;
            line-height: 1.6;
        }
        #cta .trust-mini {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
            margin-top: 28px;
            font-size: 0.85rem;
            color: var(--color-text-muted);
        }

        /* ===== 页脚 ===== */
        #footer {
            background: #060A12;
            padding: 48px 24px 32px;
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }
        #footer .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }
        #footer .footer-slogan {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin-bottom: 20px;
        }
        #footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px 28px;
            list-style: none;
            margin-bottom: 20px;
            padding: 0;
        }
        #footer .footer-links a {
            color: var(--color-text-muted);
            font-size: 0.9rem;
            transition: var(--transition-smooth);
        }
        #footer .footer-links a:hover {
            color: var(--color-accent-cyan);
        }
        #footer .footer-copy {
            font-size: 0.82rem;
            color: var(--color-text-dim);
        }

        /* ===== 滚动动画 ===== */
        .fade-in-up {
            opacity: 0;
            transform: translateY(28px);
            transition: opacity 0.7s ease-out, transform 0.7s ease-out;
        }
        .fade-in-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1023px) {
            .section-block {
                padding: 70px 20px;
            }
            #hero {
                padding: 90px 20px 50px;
                min-height: auto;
                padding-top: 120px;
                padding-bottom: 70px;
            }
            .section-h2 {
                margin-bottom: 40px;
            }
        }
        @media (max-width: 767px) {
            .nav-links {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            #main-nav {
                height: 58px;
            }
            .nav-container {
                padding: 0 16px;
            }
            .nav-logo {
                font-size: 1.15rem;
            }
            .nav-logo-icon {
                width: 30px;
                height: 30px;
            }
            .section-block {
                padding: 56px 16px;
            }
            #hero {
                padding: 100px 16px 50px;
                min-height: auto;
                padding-bottom: 60px;
            }
            #hero .hero-h1 {
                font-size: clamp(2rem, 7vw, 2.8rem);
            }
            #hero .hero-subtitle {
                font-size: 0.95rem;
            }
            .btn-cta {
                padding: 13px 30px;
                font-size: 0.95rem;
                width: 100%;
                max-width: 320px;
            }
            .btn-secondary {
                padding: 11px 26px;
                font-size: 0.9rem;
                width: 100%;
                max-width: 320px;
            }
            .section-h2 {
                font-size: 1.5rem;
                margin-bottom: 32px;
            }
            .glass-card,
            .glass-card-strong,
            .pain-card,
            .solution-card,
            .testimonial-card,
            .case-card {
                border-radius: 14px;
            }
            .solution-card .solution-img-wrap {
                height: 140px;
            }
            .data-number {
                font-size: 2rem;
            }
            #footer {
                padding: 36px 16px 24px;
            }
            #footer .footer-links {
                gap: 10px 16px;
            }
        }
        @media (min-width: 768px) and (max-width: 1023px) {
            .nav-links a {
                padding: 6px 10px;
                font-size: 0.85rem;
            }
            .section-block {
                padding: 80px 24px;
            }
        }
        @media (hover: hover) {
            .solution-card:hover {
                transform: translateY(-6px);
            }
            .pain-card:hover {
                transform: none;
            }
            .case-card:hover {
                transform: translateY(-4px);
            }
            .testimonial-card:hover {
                transform: translateY(-4px);
            }
        }
        @media (hover: none) {
            .solution-card:hover {
                transform: none;
            }
            .case-card:hover {
                transform: none;
            }
            .testimonial-card:hover {
                transform: none;
            }
        }

        /* focus accessibility */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--color-accent-cyan);
            outline-offset: 3px;
            border-radius: 4px;
        }