/* roulang page: index */
:root {
            --primary: #1A56C7;
            --primary-hover: #1445A2;
            --accent: #C8910B;
            --accent-hover: #A87A09;
            --bg: #FAFBFD;
            --card-bg: #FFFFFF;
            --text: #1E293B;
            --text-secondary: #64748B;
            --divider: #E8ECF1;
            --success-green: #0D9488;
            --warn-red: #DC4C3E;
            --pain-bg: #FFF9F5;
            --icon-bg: #E8F0FD;
            --data-bg: #F0F4FA;
            --footer-bg: #1E293B;
            --copyright-bg: #0F172A;
            --copyright-text: #94A3B8;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-badge: 20px;
            --radius-hero-img: 16px;
            --radius-faq: 8px;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 2px 6px rgba(0, 0, 0, 0.06), 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-nav: 0 1px 2px rgba(0, 0, 0, 0.04), 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-btn-accent: 0 4px 14px rgba(200, 145, 11, 0.35);
            --font-title: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
            --font-body: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
            --container-max: 1200px;
            --section-gap: 100px;
            --section-gap-mobile: 64px;
            --nav-height: 64px;
            --nav-height-mobile: 56px;
        }

        *,
        *::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: var(--font-body);
            font-size: 15px;
            font-weight: 400;
            line-height: 1.75;
            color: var(--text);
            background-color: var(--bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            outline: none;
            transition: all 0.25s ease;
        }

        button:focus-visible,
        a:focus-visible {
            outline: 3px solid rgba(26, 86, 199, 0.4);
            outline-offset: 3px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
            outline: none;
            transition: border-color 0.25s ease;
        }
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== 导航栏 ========== */
        .nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--nav-height);
            background: #FFFFFF;
            z-index: 100;
            display: flex;
            align-items: center;
            border-bottom: 1px solid transparent;
            transition: box-shadow 0.3s ease, border-color 0.3s ease;
        }

        .nav.scrolled {
            box-shadow: var(--shadow-nav);
            border-bottom-color: var(--divider);
        }

        .nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
            font-family: var(--font-title);
            letter-spacing: -0.3px;
            flex-shrink: 0;
        }

        .nav-logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #FFF;
            line-height: 1;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }

        .nav-links a {
            display: block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: 6px;
            white-space: nowrap;
            transition: color 0.2s ease, background 0.2s ease;
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--primary);
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }

        .nav-cta {
            display: inline-block;
            padding: 10px 22px;
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.5px;
            color: #FFFFFF;
            background: var(--accent);
            border-radius: var(--radius-btn);
            white-space: nowrap;
            flex-shrink: 0;
            transition: all 0.25s ease;
        }
        .nav-cta:hover {
            background: var(--accent-hover);
            box-shadow: var(--shadow-btn-accent);
            transform: translateY(-1px);
            color: #FFFFFF;
        }

        /* 汉堡菜单 */
        .nav-burger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            z-index: 101;
            padding: 4px;
            background: none;
            border: none;
        }

        .nav-burger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text);
            border-radius: 1px;
            transition: all 0.3s ease;
        }

        .nav-burger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-burger.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-burger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* 移动端菜单 */
        .nav-mobile-menu {
            display: none;
            position: fixed;
            top: var(--nav-height-mobile);
            left: 0;
            right: 0;
            bottom: 0;
            background: #FFFFFF;
            z-index: 99;
            flex-direction: column;
            padding: 24px 20px;
            gap: 8px;
            overflow-y: auto;
        }

        .nav-mobile-menu.open {
            display: flex;
        }

        .nav-mobile-menu a {
            display: block;
            padding: 14px 16px;
            font-size: 17px;
            font-weight: 500;
            color: var(--text);
            border-radius: 8px;
            transition: background 0.2s ease;
        }
        .nav-mobile-menu a:hover,
        .nav-mobile-menu a.active {
            background: var(--icon-bg);
            color: var(--primary);
        }
        .nav-mobile-menu .nav-cta-mobile {
            margin-top: 12px;
            display: block;
            text-align: center;
            padding: 14px 24px;
            font-size: 16px;
            font-weight: 600;
            letter-spacing: 0.5px;
            color: #FFFFFF;
            background: var(--accent);
            border-radius: var(--radius-btn);
            transition: all 0.25s ease;
        }
        .nav-mobile-menu .nav-cta-mobile:hover {
            background: var(--accent-hover);
            box-shadow: var(--shadow-btn-accent);
            color: #FFFFFF;
        }

        /* ==========Hero 首屏 ========== */
        .hero {
            padding-top: calc(var(--nav-height) + 40px);
            padding-bottom: 60px;
            min-height: 560px;
            display: flex;
            align-items: center;
            background: var(--bg);
        }

        .hero .container {
            display: flex;
            align-items: center;
            gap: 48px;
        }

        .hero-text {
            flex: 1;
            min-width: 0;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: var(--icon-bg);
            border-radius: var(--radius-badge);
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

        .hero h1 {
            font-family: var(--font-title);
            font-size: 40px;
            font-weight: 700;
            letter-spacing: -0.5px;
            line-height: 1.3;
            color: var(--text);
            margin-bottom: 14px;
        }

        .hero-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 460px;
        }

        .hero-cta-group {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }

        .btn-primary {
            display: inline-block;
            padding: 14px 32px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.5px;
            color: #FFFFFF;
            background: var(--accent);
            border-radius: var(--radius-btn);
            text-align: center;
            transition: all 0.25s ease;
            border: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            box-shadow: var(--shadow-btn-accent);
            transform: translateY(-1px);
            color: #FFFFFF;
        }

        .btn-secondary {
            display: inline-block;
            padding: 13px 30px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.5px;
            color: var(--primary);
            background: trasparent;
            border: 1.5px solid var(--primary);
            border-radius: var(--radius-btn);
            text-align: center;
            transition: all 0.25s ease;
            cursor: pointer;
        }
        .btn-secondary:hover {
            background: var(--primary);
            color: #FFFFFF;
        }

        .hero-trust {
            font-size: 13px;
            color: var(--text-secondary);
            margin-top: 8px;
        }

        .hero-image {
            flex: 1;
            min-width: 0;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hero-image img {
            width: 100%;
            max-width: 520px;
            border-radius: var(--radius-hero-img);
            background: #E8ECF1;
            object-fit: cover;
            aspect-ratio: 4 / 3;
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: var(--section-gap) 0;
        }

        .section-title {
            text-align: center;
            font-family: var(--font-title);
            font-size: 28px;
            font-weight: 600;
            letter-spacing: 0;
            line-height: 1.4;
            color: var(--text);
            margin-bottom: 12px;
        }

        .section-subtitle {
            text-align: center;
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }

        /* ==========痛点区 ========== */
        #pain-points {
            background: var(--bg);
        }

        .pain-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        .pain-card {
            background: var(--pain-bg);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            border: 1px solid #FDE8E0;
            transition: all 0.25s ease;
        }

        .pain-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .pain-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: #FDE8E0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--warn-red);
            margin-bottom: 14px;
        }

        .pain-card h3 {
            font-family: var(--font-title);
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .pain-card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        .pain-footer-text {
            text-align: center;
            margin-top: 28px;
            font-size: 14px;
            color: var(--text-secondary);
            font-style: italic;
        }

        /* ==========解决方案区 ========== */
        #solutions {
            background: #FFFFFF;
            border-top: 1px solid var(--divider);
            border-bottom: 1px solid var(--divider);
        }

        .solution-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        .solution-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            padding: 28px 22px;
            border: 1px solid var(--divider);
            box-shadow: var(--shadow-card);
            transition: all 0.25s ease;
            text-align: center;
        }

        .solution-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: #cdd5e0;
        }

        .solution-icon-circle {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--icon-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin: 0 auto 16px;
            color: var(--primary);
        }

        .solution-card h3 {
            font-family: var(--font-title);
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .solution-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .solution-tag {
            display: inline-block;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 500;
            color: var(--text-secondary);
            background: #F1F5F9;
            border-radius: var(--radius-badge);
            letter-spacing: 0.2px;
        }

        .solution-bottom-cta {
            text-align: center;
            margin-top: 36px;
        }

        /* ==========成果数据区 ========== */
        #results {
            background: var(--data-bg);
            padding: 64px 0;
        }

        .results-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
            text-align: center;
        }

        .result-item .result-number {
            font-family: var(--font-title);
            font-size: 44px;
            font-weight: 700;
            color: var(--success-green);
            line-height: 1.2;
            letter-spacing: -1px;
        }

        .result-item .result-label {
            font-size: 14px;
            color: var(--text-secondary);
            margin-top: 6px;
        }

        .results-trust {
            text-align: center;
            font-size: 13px;
            color: var(--text-secondary);
            margin-top: 24px;
        }

        .results-link-cta {
            display: inline-block;
            margin-top: 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            border-bottom: 1.5px solid var(--primary);
            transition: all 0.2s ease;
            cursor: pointer;
            text-align: center;
        }
        .results-link-cta:hover {
            color: var(--accent);
            border-bottom-width: 2.5px;
            border-bottom-color: var(--accent);
        }
        .results-link-wrap {
            text-align: center;
        }

        /* ==========证言区 ========== */
        #testimonials {
            background: var(--bg);
        }

        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        .testimonial-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            border-left: 3px solid var(--accent);
            transition: all 0.25s ease;
            position: relative;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .testimonial-stars {
            color: var(--accent);
            font-size: 16px;
            letter-spacing: 2px;
            margin-bottom: 12px;
        }

        .testimonial-quote {
            font-size: 15px;
            color: var(--text);
            line-height: 1.75;
            margin-bottom: 18px;
            quotes: "「" "」";
        }
        .testimonial-quote::before {
            content: "「";
        }
        .testimonial-quote::after {
            content: "」";
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            object-fit: cover;
            background: #E8ECF1;
            flex-shrink: 0;
        }

        .testimonial-author-info {
            font-size: 14px;
        }
        .testimonial-author-info strong {
            display: block;
            color: var(--text);
            font-weight: 600;
        }
        .testimonial-author-info span {
            color: var(--text-secondary);
            font-size: 13px;
        }

        /* ========== FAQ区 ========== */
        #faq {
            background: #FFFFFF;
            border-top: 1px solid var(--divider);
            border-bottom: 1px solid var(--divider);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .faq-item {
            border-radius: var(--radius-faq);
            overflow: hidden;
            border: 1px solid var(--divider);
            background: var(--bg);
            transition: all 0.3s ease;
        }

        .faq-item summary {
            padding: 16px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
            background: var(--bg);
            border-radius: var(--radius-faq);
            transition: all 0.25s ease;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::marker {
            display: none;
        }

        .faq-item summary .faq-q-left {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
            flex: 1;
        }

        .faq-icon-q {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--icon-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            color: var(--primary);
            flex-shrink: 0;
        }

        .faq-icon-toggle {
            width: 22px;
            height: 22px;
            flex-shrink: 0;
            transition: transform 0.3s ease;
            font-size: 18px;
            color: var(--text-secondary);
            line-height: 1;
            text-align: center;
        }

        .faq-item[open] .faq-icon-toggle {
            transform: rotate(45deg);
            color: var(--primary);
        }

        .faq-item[open] summary {
            border-bottom: 1px solid var(--primary);
            border-radius: var(--radius-faq) var(--radius-faq) 0 0;
            color: var(--primary);
        }

        .faq-answer {
            padding: 16px 20px;
            background: #FFFFFF;
            border-left: 3px solid var(--primary);
            margin: 0;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            border-radius: 0 0 var(--radius-faq) var(--radius-faq);
        }

        /* ==========终极CTA区 ========== */
        #cta {
            background: var(--primary);
            padding: 64px 0;
            text-align: center;
        }

        #cta .section-title {
            color: #FFFFFF;
        }

        #cta .section-subtitle {
            color: rgba(255, 255, 255, 0.85);
        }

        .btn-cta-large {
            display: inline-block;
            padding: 16px 40px;
            font-size: 17px;
            font-weight: 600;
            letter-spacing: 0.5px;
            color: #FFFFFF;
            background: var(--accent);
            border-radius: 10px;
            text-align: center;
            transition: all 0.25s ease;
            cursor: pointer;
            border: none;
            margin-top: 8px;
        }
        .btn-cta-large:hover {
            background: var(--accent-hover);
            box-shadow: var(--shadow-btn-accent);
            transform: translateY(-2px);
            color: #FFFFFF;
        }

        .cta-note {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 12px;
        }

        /* ==========页脚 ========== */
        .footer {
            background: var(--footer-bg);
            color: #CBD5E1;
            padding: 48px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
            gap: 32px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        .footer-col h4 {
            font-family: var(--font-title);
            font-size: 16px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
        }

        .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-logo-icon {
            width: 30px;
            height: 30px;
            border-radius: 6px;
            background: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            color: #FFF;
        }

        .footer-col p {
            font-size: 14px;
            color: #94A3B8;
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .footer-social-dots {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .footer-social-dot {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: #334155;
            transition: background 0.25s ease;
            cursor: pointer;
        }
        .footer-social-dot:hover {
            background: var(--accent);
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            font-size: 14px;
            color: #94A3B8;
            transition: color 0.2s ease;
        }
        .footer-links a:hover {
            color: var(--accent);
        }

        .footer-contact-item {
            font-size: 14px;
            color: #94A3B8;
            margin-bottom: 6px;
        }

        .footer-form {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .footer-form input {
            flex: 1;
            min-width: 160px;
            padding: 10px 14px;
            font-size: 14px;
            border: 1px solid #475569;
            border-radius: var(--radius-btn);
            background: #1E293B;
            color: #CBD5E1;
            transition: border-color 0.25s ease;
        }
        .footer-form input::placeholder {
            color: #64748B;
        }
        .footer-form input:focus {
            border-color: var(--accent);
        }

        .footer-form .btn-submit {
            padding: 10px 18px;
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            background: var(--accent);
            border-radius: var(--radius-btn);
            cursor: pointer;
            border: none;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .footer-form .btn-submit:hover {
            background: var(--accent-hover);
        }

        .copyright {
            background: var(--copyright-bg);
            text-align: center;
            padding: 16px 20px;
            font-size: 13px;
            color: var(--copyright-text);
            margin-top: 40px;
        }

        /* ==========响应式 ========== */
        @media (max-width: 1024px) {
            .solution-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .results-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero .container {
                flex-direction: column;
                gap: 32px;
                text-align: center;
            }
            .hero-text {
                order: 1;
            }
            .hero-image {
                order: 2;
            }
            .hero-subtitle {
                max-width: 100%;
            }
            .hero-cta-group {
                justify-content: center;
            }
            .hero h1 {
                font-size: 34px;
            }
            .hero-image img {
                max-width: 400px;
            }
            .section-title {
                font-size: 24px;
            }
        }

        @media (max-width: 768px) {
            .pain-grid {
                grid-template-columns: 1fr;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
                max-width: 480px;
                margin: 0 auto;
            }
            .solution-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 640px) {
            :root {
                --section-gap: var(--section-gap-mobile);
            }
            .nav-links {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .nav-burger {
                display: flex;
            }
            .nav {
                height: var(--nav-height-mobile);
            }
            .hero {
                padding-top: calc(var(--nav-height-mobile) + 24px);
                padding-bottom: 40px;
                min-height: auto;
            }
            .hero h1 {
                font-size: 28px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-cta-group .btn-primary,
            .hero-cta-group .btn-secondary {
                width: 100%;
                max-width: 360px;
                margin: 0 auto;
                text-align: center;
            }
            .hero-image img {
                max-width: 100%;
            }
            .section-title {
                font-size: 22px;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .solution-grid {
                grid-template-columns: 1fr;
                max-width: 400px;
                margin: 0 auto;
            }
            .results-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .result-item .result-number {
                font-size: 34px;
            }
            .pain-grid {
                max-width: 400px;
                margin: 0 auto;
            }
            .testimonial-grid {
                max-width: 400px;
                margin: 0 auto;
            }
            .faq-list {
                padding: 0 12px;
            }
            .btn-cta-large {
                width: 100%;
                max-width: 360px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-form {
                flex-direction: column;
            }
            .footer-form input {
                width: 100%;
            }
            .pain-card,
            .solution-card,
            .testimonial-card {
                padding: 20px 16px;
            }
        }

        @media (max-width: 400px) {
            .hero h1 {
                font-size: 24px;
            }
            .btn-primary,
            .btn-secondary,
            .btn-cta-large {
                width: 100%;
                max-width: 100%;
            }
            .results-grid {
                gap: 14px;
            }
            .result-item .result-number {
                font-size: 28px;
            }
        }

        @media (min-width: 641px) {
            .nav-mobile-menu {
                display: none !important;
            }
            .nav-burger {
                display: none;
            }
        }