/* roulang page: index */
:root {
            --bg-warm: #FAFAFA;
            --bg-white: #FFFFFF;
            --black-deep: #0B0C10;
            --coral: #FF5E3A;
            --coral-dark: #FF3B1F;
            --coral-light: #FFF5F3;
            --wisteria: #6C63FF;
            --wisteria-light: #F0EFFF;
            --text-primary: #2D2D2D;
            --text-secondary: #5C5C5C;
            --text-muted: #8A8A8A;
            --border-light: #E5E5E5;
            --border-subtle: #F0F0F0;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
            --shadow-card-hover: 0 12px 28px rgba(0, 0, 0, 0.08), 0 4px 8px rgba(0, 0, 0, 0.03);
            --shadow-nav: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-tab: 0 -2px 12px rgba(0, 0, 0, 0.07);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-bounce: 0.35s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --section-gap-desktop: 120px;
            --section-gap-tablet: 80px;
            --section-gap-mobile: 60px;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 80px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-primary);
            background-color: var(--bg-warm);
            overflow-x: hidden;
            -webkit-tap-highlight-color: transparent;
            -webkit-overflow-scrolling: touch;
        }

        @media (max-width: 767.98px) {
            body {
                padding-bottom: 68px;
                font-size: 15px;
                line-height: 1.7;
            }
            html {
                scroll-padding-top: 20px;
            }
        }

        a {
            color: var(--coral);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--coral-dark);
        }
        a:focus-visible {
            outline: 2px solid var(--coral);
            outline-offset: 3px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        button:focus-visible {
            outline: 2px solid var(--coral);
            outline-offset: 3px;
            border-radius: 6px;
        }
        input {
            font-family: inherit;
        }
        input:focus-visible {
            outline: 2px solid var(--coral);
            outline-offset: 2px;
        }

        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 575.98px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
        }
        @media (min-width: 1400px) {
            .container-custom {
                max-width: 1280px;
            }
        }

        /* ========== 桌面端顶部导航 ========== */
        .desktop-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1040;
            background: rgba(255, 255, 255, 0.82);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            transition: all var(--transition-smooth);
            height: 64px;
            display: flex;
            align-items: center;
        }
        .desktop-nav.scrolled {
            background: rgba(255, 255, 255, 0.95);
            box-shadow: var(--shadow-nav);
            height: 56px;
        }
        .desktop-nav .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .nav-logo {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            line-height: 1;
            flex-shrink: 0;
        }
        .nav-logo .logo-main {
            font-size: 22px;
            font-weight: 800;
            color: var(--black-deep);
            letter-spacing: 1px;
            transition: color var(--transition-fast);
        }
        .nav-logo .logo-dot {
            color: var(--coral);
            font-size: 22px;
            font-weight: 800;
        }
        .nav-logo .logo-sub {
            font-size: 10px;
            font-weight: 600;
            color: var(--coral);
            letter-spacing: 2px;
            margin-top: 1px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: inline-block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-primary);
            border-radius: 8px;
            position: relative;
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
        }
        .nav-links li a::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 18px;
            height: 2px;
            background: var(--coral);
            border-radius: 2px;
            transition: transform var(--transition-bounce);
        }
        .nav-links li a:hover {
            color: var(--coral);
            background: var(--coral-light);
            text-decoration: none;
        }
        .nav-links li a.active {
            color: var(--coral);
            font-weight: 600;
        }
        .nav-links li a.active::after {
            transform: translateX(-50%) scaleX(1);
        }
        .nav-cta-btn {
            display: inline-block;
            padding: 9px 20px;
            font-size: 14px;
            font-weight: 600;
            color: #fff !important;
            background: linear-gradient(135deg, var(--coral) 0%, var(--coral-dark) 100%);
            border-radius: 25px;
            border: none;
            transition: all var(--transition-smooth);
            white-space: nowrap;
            text-decoration: none !important;
            letter-spacing: 0.5px;
            box-shadow: 0 2px 8px rgba(255, 94, 58, 0.3);
        }
        .nav-cta-btn:hover {
            transform: scale(1.04);
            box-shadow: 0 4px 16px rgba(255, 94, 58, 0.45);
            color: #fff !important;
            background: linear-gradient(135deg, var(--coral-dark) 0%, #e82e0f 100%);
        }
        .nav-cta-btn:active {
            transform: scale(0.98);
        }

        @media (max-width: 767.98px) {
            .desktop-nav {
                display: none !important;
            }
        }
        @media (min-width: 768px) and (max-width: 991.98px) {
            .nav-links li a {
                padding: 6px 10px;
                font-size: 13px;
            }
            .nav-cta-btn {
                padding: 7px 14px;
                font-size: 12px;
            }
            .nav-logo .logo-main {
                font-size: 18px;
            }
            .desktop-nav {
                height: 54px;
            }
            .desktop-nav.scrolled {
                height: 48px;
            }
        }

        /* ========== 移动端底部Tab导航 ========== */
        .mobile-bottom-tab {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: #fff;
            border-top: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-tab);
            height: 62px;
            padding-bottom: env(safe-area-inset-bottom, 0);
        }
        .mobile-bottom-tab .tab-list {
            display: flex;
            justify-content: space-around;
            align-items: center;
            height: 100%;
            list-style: none;
            margin: 0;
            padding: 0 4px;
        }
        .mobile-bottom-tab .tab-list li {
            flex: 1;
            text-align: center;
        }
        .mobile-bottom-tab .tab-list li a {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 3px;
            padding: 6px 4px 4px;
            font-size: 10px;
            font-weight: 500;
            color: var(--text-muted);
            text-decoration: none;
            border-radius: 10px;
            transition: all var(--transition-fast);
            min-height: 48px;
            -webkit-tap-highlight-color: transparent;
        }
        .mobile-bottom-tab .tab-list li a i {
            font-size: 20px;
            transition: all var(--transition-fast);
            color: var(--text-muted);
        }
        .mobile-bottom-tab .tab-list li a.active {
            color: var(--coral);
        }
        .mobile-bottom-tab .tab-list li a.active i {
            color: var(--coral);
            filter: drop-shadow(0 2px 3px rgba(255, 94, 58, 0.3));
        }
        .mobile-bottom-tab .tab-list li a:active {
            background: var(--coral-light);
            transform: scale(0.94);
        }
        @media (max-width: 767.98px) {
            .mobile-bottom-tab {
                display: block;
            }
        }

        /* ========== Hero 首屏 ========== */
        #hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            overflow: hidden;
        }
        #hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 12, 16, 0.82) 0%, rgba(11, 12, 16, 0.68) 40%, rgba(11, 12, 16, 0.78) 100%);
            z-index: 1;
        }
        #hero .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding-top: 64px;
        }
        #hero .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.22);
            color: #fff;
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 1px;
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }
        #hero .hero-badge span {
            color: var(--coral);
            font-weight: 700;
        }
        #hero h1 {
            font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
            font-weight: 700;
            font-size: clamp(36px, 5.5vw, 60px);
            color: #fff;
            line-height: 1.18;
            letter-spacing: -0.5px;
            margin-bottom: 20px;
            max-width: 720px;
        }
        #hero h1 .highlight {
            color: var(--coral);
            position: relative;
        }
        #hero .hero-subtitle {
            font-size: clamp(16px, 2vw, 19px);
            color: rgba(255, 255, 255, 0.82);
            line-height: 1.7;
            max-width: 560px;
            margin-bottom: 36px;
            font-weight: 400;
        }
        #hero .hero-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }
        .btn-primary-coral {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--coral) 0%, var(--coral-dark) 100%);
            border: none;
            border-radius: 30px;
            letter-spacing: 0.5px;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 16px rgba(255, 94, 58, 0.35);
            text-decoration: none;
            white-space: nowrap;
            cursor: pointer;
        }
        .btn-primary-coral:hover {
            transform: scale(1.04);
            box-shadow: 0 8px 24px rgba(255, 94, 58, 0.5);
            color: #fff;
            text-decoration: none;
            filter: brightness(1.05);
        }
        .btn-primary-coral:active {
            transform: scale(0.97);
        }
        .btn-ghost-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.7);
            border-radius: 30px;
            letter-spacing: 0.5px;
            transition: all var(--transition-smooth);
            text-decoration: none;
            white-space: nowrap;
            cursor: pointer;
            backdrop-filter: blur(2px);
        }
        .btn-ghost-white:hover {
            background: #fff;
            color: var(--black-deep);
            border-color: #fff;
            text-decoration: none;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
        }
        .btn-ghost-white:active {
            transform: translateY(0);
        }
        #hero .scroll-indicator {
            position: absolute;
            bottom: 36px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 2;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 12px;
            letter-spacing: 1px;
            animation: floatDown 2.2s ease-in-out infinite;
            cursor: pointer;
        }
        #hero .scroll-indicator .arrow-icon {
            font-size: 22px;
            animation: bounceArrow 1.6s ease-in-out infinite;
        }
        @keyframes floatDown {
            0%,
            100% {
                opacity: 0.7;
                transform: translateX(-50%) translateY(0);
            }
            50% {
                opacity: 1;
                transform: translateX(-50%) translateY(8px);
            }
        }
        @keyframes bounceArrow {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(6px);
            }
        }
        @media (max-width: 767.98px) {
            #hero {
                min-height: 92vh;
                text-align: center;
            }
            #hero h1 {
                font-size: clamp(28px, 7vw, 38px);
                max-width: 100%;
                text-align: center;
            }
            #hero .hero-subtitle {
                max-width: 100%;
                text-align: center;
                margin-left: auto;
                margin-right: auto;
            }
            #hero .hero-btns {
                justify-content: center;
            }
            #hero .hero-badge {
                margin-left: auto;
                margin-right: auto;
                display: table;
            }
            #hero .hero-content {
                padding-top: 20px;
                padding-bottom: 60px;
            }
            .btn-primary-coral,
            .btn-ghost-white {
                padding: 12px 24px;
                font-size: 14px;
                border-radius: 26px;
            }
            #hero .scroll-indicator {
                bottom: 18px;
            }
        }
        @media (min-width: 768px) and (max-width: 991.98px) {
            #hero h1 {
                font-size: clamp(32px, 5vw, 46px);
                max-width: 600px;
            }
            .btn-primary-coral,
            .btn-ghost-white {
                padding: 12px 26px;
                font-size: 15px;
            }
        }

        /* ========== 板块通用 ========== */
        .section-block {
            padding: var(--section-gap-desktop) 0;
        }
        @media (max-width: 991.98px) {
            .section-block {
                padding: var(--section-gap-tablet) 0;
            }
        }
        @media (max-width: 767.98px) {
            .section-block {
                padding: var(--section-gap-mobile) 0;
            }
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--coral);
            margin-bottom: 10px;
        }
        .section-title {
            font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
            font-weight: 700;
            font-size: clamp(28px, 3.5vw, 40px);
            color: var(--black-deep);
            letter-spacing: 0.3px;
            margin-bottom: 14px;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 620px;
        }
        @media (max-width: 767.98px) {
            .section-title {
                font-size: 24px;
                text-align: center;
            }
            .section-desc {
                text-align: center;
                margin-left: auto;
                margin-right: auto;
                font-size: 15px;
            }
            .section-label {
                display: table;
                margin-left: auto;
                margin-right: auto;
            }
        }

        /* ========== 痛点具象化区 #pain-points ========== */
        #pain-points {
            background: var(--bg-white);
        }
        #pain-points .pain-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        #pain-points .pain-text h2 {
            font-weight: 700;
            font-size: clamp(26px, 3vw, 36px);
            color: var(--black-deep);
            margin-bottom: 16px;
        }
        #pain-points .pain-text .pain-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        #pain-points .pain-text .pain-list li {
            position: relative;
            padding-left: 28px;
            margin-bottom: 12px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        #pain-points .pain-text .pain-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 8px;
            width: 8px;
            height: 8px;
            background: var(--coral);
            border-radius: 50%;
            opacity: 0.7;
        }
        #pain-points .pain-visual {
            display: flex;
            justify-content: center;
            align-items: center;
            position: relative;
        }
        #pain-points .pain-visual .visual-card {
            width: 100%;
            max-width: 440px;
            background: var(--bg-warm);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            border: 2px dashed var(--border-light);
            position: relative;
        }
        #pain-points .pain-visual .visual-card .scatter-icons {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }
        #pain-points .pain-visual .visual-card .scatter-icon {
            width: 50px;
            height: 50px;
            border-radius: var(--radius-sm);
            background: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--text-muted);
            box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
            transition: all var(--transition-fast);
        }
        #pain-points .pain-visual .visual-card .scatter-icon.highlight {
            background: var(--coral-light);
            color: var(--coral);
            border: 2px solid var(--coral);
        }
        #pain-points .pain-visual .visual-card .confusion-lines {
            position: absolute;
            inset: 0;
            pointer-events: none;
        }
        @media (max-width: 767.98px) {
            #pain-points .pain-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            #pain-points .pain-visual .visual-card {
                max-width: 100%;
            }
            #pain-points .pain-text h2 {
                text-align: center;
                font-size: 22px;
            }
        }

        /* ========== 解决方案区 #solutions ========== */
        #solutions {
            background: var(--bg-warm);
        }
        #solutions .sol-header {
            text-align: center;
            margin-bottom: 50px;
        }
        #solutions .sol-header .section-desc {
            margin-left: auto;
            margin-right: auto;
        }
        #solutions .sol-row-top {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-bottom: 24px;
        }
        #solutions .sol-row-bottom {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .sol-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 28px 24px 0 24px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            cursor: default;
            display: flex;
            flex-direction: column;
            overflow: hidden;
        }
        .sol-card:hover {
            border-color: var(--coral);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .sol-card .sol-icon {
            width: 46px;
            height: 46px;
            border-radius: var(--radius-sm);
            background: var(--wisteria-light);
            color: var(--wisteria);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 16px;
            transition: all var(--transition-smooth);
        }
        .sol-card:hover .sol-icon {
            background: var(--wisteria);
            color: #fff;
            transform: scale(1.08);
        }
        .sol-card h3 {
            font-size: clamp(18px, 1.5vw, 22px);
            font-weight: 700;
            color: var(--black-deep);
            margin-bottom: 8px;
        }
        .sol-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            flex-grow: 1;
        }
        .sol-card .sol-img-wrap {
            margin: 0 -24px 0 -24px;
            overflow: hidden;
            border-radius: 0 0 var(--radius-md) var(--radius-md);
            margin-top: auto;
        }
        .sol-card .sol-img-wrap img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-radius: 0 0 var(--radius-sm) var(--radius-sm);
            filter: grayscale(35%);
            transition: all var(--transition-smooth);
        }
        .sol-card:hover .sol-img-wrap img {
            filter: grayscale(0%);
            transform: scale(1.03);
        }
        @media (max-width: 991.98px) {
            #solutions .sol-row-top {
                grid-template-columns: 1fr 1fr;
            }
            #solutions .sol-row-bottom {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 767.98px) {
            #solutions .sol-row-top {
                grid-template-columns: 1fr;
            }
            #solutions .sol-row-bottom {
                grid-template-columns: 1fr;
            }
            .sol-card .sol-img-wrap img {
                height: 130px;
            }
        }

        /* ========== 成果展示区 #results ========== */
        #results {
            background: #f3f3f5;
            position: relative;
            overflow: hidden;
        }
        #results::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(108, 99, 255, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        #results .results-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            position: relative;
            z-index: 1;
        }
        .result-card {
            text-align: center;
            padding: 32px 20px;
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .result-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .result-card .result-number {
            font-size: clamp(36px, 4.5vw, 56px);
            font-weight: 800;
            color: var(--coral);
            font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
            letter-spacing: -1px;
            line-height: 1;
            margin-bottom: 8px;
        }
        .result-card .result-unit {
            font-size: 16px;
            font-weight: 600;
            color: var(--black-deep);
        }
        .result-card .result-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 6px;
        }
        .result-card .progress-decor {
            height: 4px;
            background: #eee;
            border-radius: 4px;
            margin-top: 14px;
            overflow: hidden;
            position: relative;
        }
        .result-card .progress-decor::after {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            height: 100%;
            border-radius: 4px;
            background: linear-gradient(90deg, var(--coral), var(--wisteria));
            animation: progressFill 2.5s ease-out forwards;
            width: 0;
        }
        .result-card:nth-child(1) .progress-decor::after {
            animation-delay: 0.1s;
            width: 95%;
        }
        .result-card:nth-child(2) .progress-decor::after {
            animation-delay: 0.3s;
            width: 88%;
        }
        .result-card:nth-child(3) .progress-decor::after {
            animation-delay: 0.5s;
            width: 92%;
        }
        .result-card:nth-child(4) .progress-decor::after {
            animation-delay: 0.7s;
            width: 80%;
        }
        @keyframes progressFill {
            from {
                width: 0;
            }
            to {
                width: var(--target-width, 85%);
            }
        }
        @media (max-width: 991.98px) {
            #results .results-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .result-card {
                padding: 24px 16px;
            }
            .result-card .result-number {
                font-size: 36px;
            }
        }
        @media (max-width: 575.98px) {
            #results .results-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .result-card {
                padding: 20px 12px;
                border-radius: var(--radius-sm);
            }
            .result-card .result-number {
                font-size: 28px;
            }
            .result-card .result-label {
                font-size: 12px;
            }
        }

        /* ========== 客户证言轮播 #testimonials ========== */
        #testimonials {
            background: var(--bg-white);
        }
        #testimonials .testi-header {
            text-align: center;
            margin-bottom: 40px;
        }
        #testimonials .testi-header .section-desc {
            margin-left: auto;
            margin-right: auto;
        }
        #testimonials .testi-scroll-wrap {
            overflow-x: auto;
            overflow-y: visible;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            padding-bottom: 12px;
            cursor: grab;
            scrollbar-width: thin;
            scrollbar-color: var(--border-light) transparent;
        }
        #testimonials .testi-scroll-wrap::-webkit-scrollbar {
            height: 5px;
        }
        #testimonials .testi-scroll-wrap::-webkit-scrollbar-track {
            background: transparent;
        }
        #testimonials .testi-scroll-wrap::-webkit-scrollbar-thumb {
            background: var(--border-light);
            border-radius: 10px;
        }
        #testimonials .testi-track {
            display: flex;
            gap: 24px;
            width: max-content;
            padding: 0 4px;
        }
        .testi-card {
            flex: 0 0 380px;
            scroll-snap-align: start;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-smooth);
            position: relative;
        }
        .testi-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--coral);
            transform: translateY(-2px);
        }
        .testi-card .testi-quote-decor {
            position: absolute;
            top: 16px;
            right: 20px;
            font-size: 60px;
            color: var(--wisteria-light);
            line-height: 1;
            font-family: Georgia, serif;
            pointer-events: none;
        }
        .testi-card .testi-avatar-row {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 16px;
        }
        .testi-card .testi-avatar-row img {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            object-fit: cover;
            border: 3px solid var(--coral-light);
            flex-shrink: 0;
        }
        .testi-card .testi-avatar-row .testi-meta .testi-name {
            font-weight: 700;
            color: var(--black-deep);
            font-size: 15px;
        }
        .testi-card .testi-avatar-row .testi-meta .testi-role {
            font-size: 12px;
            color: var(--text-muted);
        }
        .testi-card .testi-text {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            font-style: italic;
            position: relative;
            z-index: 1;
        }
        @media (max-width: 767.98px) {
            .testi-card {
                flex: 0 0 290px;
                padding: 20px 16px;
            }
            .testi-card .testi-text {
                font-size: 14px;
            }
            .testi-card .testi-quote-decor {
                font-size: 40px;
                top: 10px;
                right: 14px;
            }
        }

        /* ========== 整合CTA区 #contact ========== */
        #contact {
            background: var(--black-deep);
            position: relative;
            overflow: hidden;
            padding: 80px 0;
        }
        #contact::before {
            content: '';
            position: absolute;
            top: -100px;
            left: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 94, 58, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        #contact::after {
            content: '';
            position: absolute;
            bottom: -80px;
            right: -60px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(108, 99, 255, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        #contact .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
        }
        #contact .cta-inner h2 {
            font-size: clamp(28px, 3.5vw, 42px);
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        #contact .cta-inner p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 16px;
            margin-bottom: 30px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        #contact .cta-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
            align-items: center;
        }
        #contact .cta-subscribe {
            display: flex;
            gap: 10px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 28px;
        }
        #contact .cta-subscribe input {
            padding: 12px 18px;
            border-radius: 26px;
            border: 2px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 14px;
            width: 260px;
            transition: all var(--transition-fast);
            outline: none;
        }
        #contact .cta-subscribe input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        #contact .cta-subscribe input:focus {
            border-color: var(--coral);
            background: rgba(255, 255, 255, 0.14);
        }
        #contact .cta-subscribe .btn-sub {
            padding: 12px 28px;
            border-radius: 26px;
            background: var(--coral);
            color: #fff;
            border: none;
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }
        #contact .cta-subscribe .btn-sub:hover {
            background: var(--coral-dark);
            transform: scale(1.04);
            box-shadow: 0 6px 18px rgba(255, 94, 58, 0.4);
        }
        @media (max-width: 767.98px) {
            #contact {
                padding: 50px 0 70px;
            }
            #contact .cta-inner h2 {
                font-size: 24px;
            }
            #contact .cta-subscribe input {
                width: 100%;
                max-width: 280px;
            }
        }

        /* ========== FAQ 手风琴 #faq ========== */
        #faq {
            background: var(--bg-white);
        }
        #faq .faq-header {
            text-align: center;
            margin-bottom: 40px;
        }
        #faq .faq-header .section-desc {
            margin-left: auto;
            margin-right: auto;
        }
        #faq .accordion {
            max-width: 760px;
            margin: 0 auto;
        }
        #faq .accordion-item {
            border: none;
            border-bottom: 1px solid var(--border-subtle);
            background: transparent;
            border-radius: 0 !important;
        }
        #faq .accordion-button {
            font-weight: 600;
            font-size: 16px;
            color: var(--black-deep);
            background: transparent;
            box-shadow: none !important;
            padding: 18px 8px;
            border-radius: 0 !important;
            transition: all var(--transition-fast);
            gap: 10px;
        }
        #faq .accordion-button::after {
            display: none;
        }
        #faq .accordion-button .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #f5f5f5;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
            transition: all var(--transition-smooth);
            color: var(--text-secondary);
        }
        #faq .accordion-button:not(.collapsed) .faq-icon {
            background: var(--coral);
            color: #fff;
            transform: rotate(45deg);
        }
        #faq .accordion-button:not(.collapsed) {
            background: var(--coral-light);
            color: var(--coral);
        }
        #faq .accordion-button:hover {
            background: #fafafa;
        }
        #faq .accordion-body {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            padding: 4px 8px 20px 46px;
        }
        @media (max-width: 767.98px) {
            #faq .accordion-button {
                font-size: 14px;
                padding: 14px 4px;
            }
            #faq .accordion-body {
                font-size: 13px;
                padding: 4px 8px 16px 38px;
            }
            #faq .accordion-button .faq-icon {
                width: 24px;
                height: 24px;
                font-size: 14px;
            }
        }

        /* ========== 页脚 #footer ========== */
        #footer {
            background: #1a1a1e;
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 30px;
            font-size: 14px;
        }
        #footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 30px;
            margin-bottom: 36px;
        }
        #footer .footer-brand .footer-logo {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            letter-spacing: 1px;
            margin-bottom: 8px;
        }
        #footer .footer-brand .footer-logo .logo-dot {
            color: var(--coral);
        }
        #footer .footer-brand .footer-logo-sub {
            font-size: 10px;
            font-weight: 600;
            color: var(--coral);
            letter-spacing: 2px;
            margin-bottom: 14px;
        }
        #footer .footer-brand p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.7;
        }
        #footer h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        #footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        #footer ul li {
            margin-bottom: 8px;
        }
        #footer ul li a {
            color: rgba(255, 255, 255, 0.55);
            text-decoration: none;
            font-size: 13px;
            transition: color var(--transition-fast);
        }
        #footer ul li a:hover {
            color: var(--coral);
            text-decoration: none;
        }
        #footer .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 10px;
        }
        #footer .footer-social .social-dot {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.5);
            font-size: 16px;
            transition: all var(--transition-fast);
            cursor: pointer;
            text-decoration: none;
        }
        #footer .footer-social .social-dot:hover {
            background: var(--coral);
            color: #fff;
            transform: translateY(-2px);
        }
        #footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            text-align: center;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.35);
        }
        #footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
            text-decoration: none;
        }
        #footer .footer-bottom a:hover {
            color: var(--coral);
        }
        @media (max-width: 767.98px) {
            #footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            #footer .footer-brand {
                grid-column: 1 / -1;
            }
            #footer {
                padding: 40px 0 24px;
                margin-bottom: 62px;
            }
        }
        @media (max-width: 575.98px) {
            #footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            #footer .footer-brand {
                grid-column: auto;
            }
        }

        /* ========== 通用按钮样式覆盖 ========== */
        .btn-ghost-dark {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            font-size: 16px;
            font-weight: 600;
            color: var(--black-deep);
            background: transparent;
            border: 2px solid var(--black-deep);
            border-radius: 30px;
            letter-spacing: 0.5px;
            transition: all var(--transition-smooth);
            text-decoration: none;
            white-space: nowrap;
            cursor: pointer;
        }
        .btn-ghost-dark:hover {
            background: var(--black-deep);
            color: #fff;
            text-decoration: none;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
        }
        .btn-ghost-dark:active {
            transform: translateY(0);
        }
        @media (max-width: 767.98px) {
            .btn-ghost-dark {
                padding: 11px 22px;
                font-size: 14px;
                border-radius: 26px;
            }
        }

        /* ========== 计数动画数字 ========== */
        .count-animate {
            display: inline-block;
        }

        /* ========== 淡入动画 ========== */
        .fade-in-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }
        .fade-in-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ========== 响应式辅助 ========== */
        @media (max-width: 767.98px) {
            .hide-mobile {
                display: none !important;
            }
        }
        @media (min-width: 768px) {
            .show-mobile-only {
                display: none !important;
            }
        }