/* roulang page: index */
:root {
            --color-primary: #1B2A1F;
            --color-accent: #00FFA3;
            --color-emphasis: #FF4D4D;
            --color-bg: #FAFAF9;
            --color-white: #FFFFFF;
            --color-text: #1E1E1E;
            --color-text-secondary: #5E5E5E;
            --color-text-disabled: #9E9E9E;
            --color-border: #E5E5E5;
            --color-card-bg: #FFFFFF;
            --color-solution-bg: #F0F7F1;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-card: 0px 2px 6px rgba(0, 0, 0, 0.03), 0px 8px 24px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0px 4px 12px rgba(0, 0, 0, 0.06), 0px 16px 36px rgba(0, 0, 0, 0.07);
            --shadow-button: 0px 4px 14px rgba(0, 255, 163, 0.25);
            --max-width: 1200px;
            --content-narrow: 800px;
            --section-spacing: 120px;
            --section-spacing-mobile: 80px;
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            --font-en: 'Inter', 'SF Pro Text', sans-serif;
            --font-mono: 'JetBrains Mono', monospace;
            --transition-smooth: 0.2s cubic-bezier(0.2, 0.9, 0.4, 1);
            --transition-bounce: 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

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

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

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.8;
            font-weight: 400;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-smooth);
        }

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

        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
            font-size: inherit;
        }

        input {
            font-family: inherit;
            font-size: inherit;
            outline: none;
        }

        ul {
            list-style: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        .container-narrow {
            max-width: var(--content-narrow);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(250, 250, 249, 0.8);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
            transition: background var(--transition-smooth);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-cn);
            font-weight: 700;
            font-size: 20px;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 34px;
            height: 34px;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .logo-hex {
            width: 34px;
            height: 34px;
            position: relative;
        }

        .logo-hex svg {
            width: 100%;
            height: 100%;
        }

        .logo-text {
            white-space: nowrap;
            line-height: 1;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-desktop a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-secondary);
            position: relative;
            padding: 4px 0;
            letter-spacing: 0.3px;
            transition: color var(--transition-smooth), font-weight var(--transition-smooth);
        }

        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
            transition: width var(--transition-smooth);
        }

        .nav-desktop a:hover,
        .nav-desktop a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .nav-desktop a:hover::after,
        .nav-desktop a.active::after {
            width: 100%;
        }

        .nav-cta-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px !important;
            background: var(--color-accent);
            color: var(--color-primary) !important;
            border-radius: var(--radius-md);
            font-weight: 600 !important;
            font-size: 14px !important;
            letter-spacing: 0.4px;
            transition: all var(--transition-smooth) !important;
        }

        .nav-cta-link::after {
            display: none !important;
        }

        .nav-cta-link:hover {
            background: #00e690 !important;
            box-shadow: var(--shadow-button);
            transform: translateY(-1px);
            color: var(--color-primary) !important;
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            z-index: 1100;
            padding: 6px;
            background: transparent;
            border: none;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all 0.3s ease;
            transform-origin: center;
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
            transform: scaleX(0);
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Mobile Nav Overlay */
        .mobile-nav-overlay {
            position: fixed;
            inset: 0;
            background: rgba(27, 42, 31, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 1050;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.35s ease;
        }

        .mobile-nav-overlay.active {
            opacity: 1;
            pointer-events: auto;
        }

        .mobile-nav-list {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 28px;
        }

        .mobile-nav-list a {
            font-size: 26px;
            font-weight: 600;
            color: #FFFFFF;
            letter-spacing: 1px;
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.4s ease, transform 0.4s ease, color var(--transition-smooth);
        }

        .mobile-nav-overlay.active .mobile-nav-list a {
            opacity: 1;
            transform: translateY(0);
        }

        .mobile-nav-list a:nth-child(1) {
            transition-delay: 0.05s;
        }
        .mobile-nav-list a:nth-child(2) {
            transition-delay: 0.1s;
        }
        .mobile-nav-list a:nth-child(3) {
            transition-delay: 0.15s;
        }
        .mobile-nav-list a:nth-child(4) {
            transition-delay: 0.2s;
        }
        .mobile-nav-list a:nth-child(5) {
            transition-delay: 0.25s;
        }
        .mobile-nav-list a:nth-child(6) {
            transition-delay: 0.3s;
        }

        .mobile-nav-list a:hover {
            color: var(--color-accent);
        }

        .mobile-nav-list .mobile-cta {
            margin-top: 12px;
            padding: 14px 32px;
            background: var(--color-accent);
            color: var(--color-primary) !important;
            border-radius: var(--radius-md);
            font-size: 18px !important;
            font-weight: 700 !important;
            letter-spacing: 0.5px;
        }

        /* ========== HERO ========== */
        .hero-section {
            padding-top: 120px;
            padding-bottom: 80px;
            position: relative;
            overflow: hidden;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .hero-visual {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .display-panel {
            width: 100%;
            max-width: 480px;
            background: #0D1510;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            position: relative;
            overflow: hidden;
            box-shadow: 0px 8px 32px rgba(0, 0, 0, 0.18);
            border: 1px solid rgba(255, 255, 255, 0.06);
        }

        .display-panel::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            z-index: 0;
            border-radius: var(--radius-lg);
        }

        .display-panel>* {
            position: relative;
            z-index: 1;
        }

        .display-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 18px;
            padding-bottom: 14px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .display-label {
            font-family: var(--font-mono);
            font-size: 11px;
            color: rgba(255, 255, 255, 0.5);
            text-transform: uppercase;
            letter-spacing: 2px;
        }

        .display-dot {
            width: 7px;
            height: 7px;
            background: var(--color-accent);
            border-radius: 50%;
            animation: pulse-dot 2s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 6px var(--color-accent), 0 0 12px rgba(0, 255, 163, 0.5);
            }
            50% {
                box-shadow: 0 0 12px var(--color-accent), 0 0 24px rgba(0, 255, 163, 0.8);
            }
        }

        .match-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            gap: 8px;
        }

        .match-teams {
            font-family: var(--font-cn);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.8);
            flex: 1;
            min-width: 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .match-score {
            font-family: var(--font-mono);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: 3px;
            flex-shrink: 0;
            transition: color 0.15s ease;
            min-width: 56px;
            text-align: center;
        }

        .match-score.flash {
            color: #FFFFFF;
            text-shadow: 0 0 18px var(--color-accent), 0 0 36px rgba(0, 255, 163, 0.7);
        }

        .match-status {
            font-family: var(--font-mono);
            font-size: 10px;
            color: rgba(255, 255, 255, 0.4);
            letter-spacing: 1px;
            flex-shrink: 0;
            min-width: 28px;
            text-align: right;
        }

        .match-status.live {
            color: var(--color-emphasis);
            animation: blink-live 1.2s ease-in-out infinite;
        }

        @keyframes blink-live {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }

        .hero-content {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .hero-title {
            font-size: 56px;
            line-height: 1.2;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.5px;
        }

        .hero-subtitle {
            font-size: 18px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            max-width: 440px;
        }

        .hero-cta-wrap {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 32px;
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 700;
            font-size: 16px;
            letter-spacing: 0.5px;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            box-shadow: 0px 2px 8px rgba(0, 255, 163, 0.2);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: #00e690;
            box-shadow: var(--shadow-button);
            transform: scale(1.02);
        }

        .btn-primary:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 3px;
        }

        .hero-trust {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--color-text-secondary);
            letter-spacing: 0.3px;
            flex-wrap: wrap;
        }

        .hero-trust span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .trust-dot {
            width: 5px;
            height: 5px;
            background: var(--color-accent);
            border-radius: 50%;
            flex-shrink: 0;
        }

        /* ========== SECTION COMMONS ========== */
        .section {
            padding: var(--section-spacing) 0;
        }

        .section-label {
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 3px;
            text-transform: uppercase;
            color: var(--color-accent);
            margin-bottom: 8px;
            font-family: var(--font-mono);
        }

        .section-title {
            font-size: 40px;
            line-height: 1.25;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.3px;
            margin-bottom: 16px;
        }

        .section-divider {
            width: 100%;
            height: 1px;
            background: linear-gradient(to right, transparent, rgba(0, 0, 0, 0.06), transparent);
            margin: 0 auto;
            max-width: var(--max-width);
        }

        /* ========== PAIN & SOLUTION ========== */
        .pain-solution-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: stretch;
        }

        .pain-column,
        .solution-column {
            padding: 36px 32px;
            border-radius: var(--radius-lg);
        }

        .pain-column {
            background: #FDFDFC;
            border: 1px solid rgba(0, 0, 0, 0.04);
        }

        .solution-column {
            background: var(--color-solution-bg);
            border: 1px solid rgba(0, 255, 163, 0.1);
        }

        .pain-column h3,
        .solution-column h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 24px;
            letter-spacing: 0.3px;
        }

        .pain-column h3 {
            color: #8B3A3A;
        }
        .solution-column h3 {
            color: var(--color-primary);
        }

        .pain-list,
        .solution-list {
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .pain-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        .pain-item .pain-text {
            text-decoration: line-through;
            text-decoration-color: rgba(255, 77, 77, 0.35);
            text-decoration-thickness: 1.5px;
        }

        .pain-icon {
            width: 20px;
            height: 20px;
            flex-shrink: 0;
            margin-top: 2px;
            color: var(--color-emphasis);
        }

        .solution-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 15px;
            color: var(--color-primary);
            line-height: 1.6;
            font-weight: 500;
        }

        .solution-check {
            width: 22px;
            height: 22px;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .solution-check svg {
            width: 100%;
            height: 100%;
        }

        .check-circle {
            fill: none;
            stroke: var(--color-accent);
            stroke-width: 2.5;
            stroke-linecap: round;
            stroke-linejoin: round;
            stroke-dasharray: 70;
            stroke-dashoffset: 70;
            transition: stroke-dashoffset 0.8s ease;
        }

        .check-circle.animated {
            stroke-dashoffset: 0;
        }

        .check-mark {
            fill: none;
            stroke: var(--color-primary);
            stroke-width: 2.5;
            stroke-linecap: round;
            stroke-linejoin: round;
            stroke-dasharray: 30;
            stroke-dashoffset: 30;
            transition: stroke-dashoffset 0.6s ease 0.3s;
        }

        .check-mark.animated {
            stroke-dashoffset: 0;
        }

        /* ========== FEATURES ========== */
        .features-list {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }

        .feature-row {
            display: flex;
            align-items: flex-start;
            gap: 32px;
            padding: 28px 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            transition: all var(--transition-smooth);
            cursor: default;
        }

        .feature-row:last-child {
            border-bottom: none;
        }

        .feature-number {
            font-family: var(--font-mono);
            font-size: 56px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
            flex-shrink: 0;
            min-width: 80px;
            transition: all var(--transition-bounce);
            letter-spacing: -2px;
        }

        .feature-row:hover .feature-number {
            color: #00e690;
            transform: scale(1.08);
            text-shadow: 0 0 40px rgba(0, 255, 163, 0.4);
        }

        .feature-info h3 {
            font-size: 24px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 6px;
            letter-spacing: 0.2px;
        }

        .feature-info p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 600px;
        }

        .feature-stat {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--color-accent);
            margin-top: 6px;
            letter-spacing: 0.5px;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonials-wrapper {
            position: relative;
            overflow: hidden;
        }

        .testimonials-scroll {
            display: flex;
            gap: 24px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            scroll-behavior: smooth;
            -webkit-overflow-scrolling: touch;
            padding: 8px 4px 20px 4px;
            cursor: grab;
            scrollbar-width: none;
        }

        .testimonials-scroll::-webkit-scrollbar {
            display: none;
        }

        .testimonial-card {
            flex: 0 0 380px;
            scroll-snap-align: start;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 32px 28px 28px;
            position: relative;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-smooth);
            border: 1px solid rgba(0, 0, 0, 0.03);
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .testimonial-quote-mark {
            font-family: 'Georgia', 'Times New Roman', serif;
            font-size: 80px;
            line-height: 1;
            color: rgba(0, 0, 0, 0.04);
            position: absolute;
            top: 16px;
            left: 20px;
            pointer-events: none;
        }

        .testimonial-text {
            font-style: italic;
            font-size: 15px;
            line-height: 1.75;
            color: var(--color-text);
            position: relative;
            z-index: 1;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: auto;
            padding-top: 8px;
            border-top: 1px solid rgba(0, 0, 0, 0.05);
        }

        .testimonial-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            object-fit: cover;
            background: #E8E8E5;
            flex-shrink: 0;
            border: 2px solid rgba(0, 0, 0, 0.04);
        }

        .testimonial-name {
            font-weight: 600;
            font-size: 14px;
            color: var(--color-primary);
        }

        .testimonial-role {
            font-size: 12px;
            color: var(--color-text-disabled);
            letter-spacing: 0.3px;
        }

        .testimonial-arrows {
            display: flex;
            gap: 10px;
            justify-content: center;
            margin-top: 24px;
        }

        .testimonial-arrow {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-smooth);
            color: var(--color-text);
            font-size: 18px;
        }

        .testimonial-arrow:hover {
            background: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-primary);
        }

        .testimonial-arrow:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 3px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            border-top: 1px solid rgba(0, 0, 0, 0.06);
        }

        .faq-item {
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 22px 0;
            cursor: pointer;
            background: transparent;
            border: none;
            font-family: var(--font-cn);
            font-size: 16px;
            font-weight: 600;
            color: var(--color-primary);
            text-align: left;
            letter-spacing: 0.3px;
            transition: color var(--transition-smooth);
            gap: 16px;
        }

        .faq-question:hover {
            color: #000;
        }

        .faq-icon {
            width: 22px;
            height: 22px;
            flex-shrink: 0;
            position: relative;
            transition: transform 0.35s ease;
        }

        .faq-icon::before,
        .faq-icon::after {
            content: '';
            position: absolute;
            background: var(--color-text-secondary);
            border-radius: 2px;
            transition: all 0.35s ease;
        }

        .faq-icon::before {
            width: 100%;
            height: 2px;
            top: 50%;
            left: 0;
            transform: translateY(-50%);
        }

        .faq-icon::after {
            width: 2px;
            height: 100%;
            left: 50%;
            top: 0;
            transform: translateX(-50%);
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }

        .faq-item.active .faq-icon::after {
            transform: translateX(-50%) scaleY(0);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.45s ease, padding 0.45s ease;
            padding: 0 0;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 0 22px 0;
        }

        .faq-answer-inner {
            font-size: 15px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            padding-right: 40px;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--color-primary);
            padding: var(--section-spacing) 0;
            position: relative;
            overflow: hidden;
            text-align: center;
        }

        .cta-particles {
            position: absolute;
            inset: 0;
            pointer-events: none;
            z-index: 0;
            overflow: hidden;
        }

        .cta-particle {
            position: absolute;
            width: 2px;
            height: 2px;
            background: rgba(0, 255, 163, 0.5);
            border-radius: 50%;
            animation: float-up linear infinite;
        }

        @keyframes float-up {
            0% {
                transform: translateY(100vh) scale(0);
                opacity: 0;
            }
            10% {
                opacity: 1;
            }
            90% {
                opacity: 1;
            }
            100% {
                transform: translateY(-10vh) scale(1.5);
                opacity: 0;
            }
        }

        .cta-content {
            position: relative;
            z-index: 1;
            max-width: 640px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .cta-title {
            font-size: 40px;
            line-height: 1.25;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: -0.3px;
            margin-bottom: 12px;
        }

        .cta-subtitle {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 32px;
            line-height: 1.6;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-input {
            flex: 1;
            min-width: 220px;
            padding: 14px 18px;
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.35);
            border-radius: var(--radius-md);
            color: #FFFFFF;
            font-size: 15px;
            letter-spacing: 0.4px;
            transition: border-color var(--transition-smooth);
        }

        .cta-input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }

        .cta-input:focus {
            border-color: var(--color-accent);
            outline: none;
        }

        .btn-cta-submit {
            padding: 14px 28px;
            background: #FFFFFF;
            color: var(--color-primary);
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.5px;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-cta-submit:hover {
            background: var(--color-accent);
            color: var(--color-primary);
            box-shadow: 0px 4px 20px rgba(0, 255, 163, 0.4);
            transform: translateY(-2px);
        }

        .btn-cta-submit:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 3px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #F5F5F3;
            padding: 56px 0 32px;
            border-top: 1px solid rgba(0, 0, 0, 0.04);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: var(--color-text-secondary);
            transition: color var(--transition-smooth);
            letter-spacing: 0.2px;
        }

        .footer-col ul li a:hover {
            color: var(--color-primary);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 24px;
            border-top: 1px solid rgba(0, 0, 0, 0.06);
            font-size: 13px;
            color: var(--color-text-disabled);
            letter-spacing: 0.3px;
        }

        .footer-bottom strong {
            color: var(--color-text-secondary);
            font-weight: 600;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
                text-align: center;
            }
            .hero-visual {
                order: 2;
                max-width: 420px;
                margin: 0 auto;
            }
            .hero-content {
                order: 1;
                align-items: center;
            }
            .hero-title {
                font-size: 44px;
            }
            .hero-subtitle {
                max-width: 100%;
            }
            .hero-trust {
                justify-content: center;
            }
            .hero-cta-wrap {
                justify-content: center;
            }
            .pain-solution-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .section-title {
                font-size: 32px;
            }
            .feature-number {
                font-size: 42px;
                min-width: 60px;
            }
            .feature-row {
                gap: 20px;
            }
            .testimonial-card {
                flex: 0 0 320px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
            .cta-title {
                font-size: 32px;
            }
            .section {
                padding: var(--section-spacing-mobile) 0;
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .hero-title {
                font-size: 36px;
            }
            .hero-subtitle {
                font-size: 16px;
            }
            .section-title {
                font-size: 28px;
            }
            .hero-section {
                padding-top: 100px;
                padding-bottom: 48px;
            }
            .hero-grid {
                gap: 32px;
            }
            .display-panel {
                padding: 20px 16px;
            }
            .match-teams {
                font-size: 11px;
            }
            .match-score {
                font-size: 17px;
                letter-spacing: 2px;
                min-width: 44px;
            }
            .pain-column,
            .solution-column {
                padding: 24px 20px;
            }
            .feature-row {
                flex-direction: column;
                gap: 8px;
                padding: 20px 0;
            }
            .feature-number {
                font-size: 36px;
                min-width: auto;
            }
            .feature-info h3 {
                font-size: 20px;
            }
            .testimonial-card {
                flex: 0 0 280px;
                padding: 24px 20px 20px;
            }
            .testimonial-text {
                font-size: 14px;
            }
            .faq-question {
                font-size: 15px;
                padding: 18px 0;
            }
            .faq-answer-inner {
                font-size: 14px;
                padding-right: 16px;
            }
            .cta-title {
                font-size: 28px;
            }
            .cta-form {
                flex-direction: column;
                align-items: center;
            }
            .cta-input {
                width: 100%;
                max-width: 360px;
            }
            .btn-cta-submit {
                width: 100%;
                max-width: 360px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .site-header .container {
                height: 56px;
            }
            .logo {
                font-size: 18px;
            }
            .logo-icon {
                width: 28px;
                height: 28px;
            }
            .section {
                padding: 64px 0;
            }
            .section-divider {
                margin: 0 16px;
                max-width: calc(100% - 32px);
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 28px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .section-title {
                font-size: 24px;
            }
            .btn-primary {
                padding: 12px 24px;
                font-size: 15px;
                width: 100%;
            }
            .hero-cta-wrap {
                width: 100%;
            }
            .hero-trust {
                flex-direction: column;
                align-items: center;
                gap: 4px;
            }
            .display-panel {
                border-radius: var(--radius-md);
                padding: 16px 12px;
            }
            .match-score {
                font-size: 15px;
                letter-spacing: 1.5px;
                min-width: 38px;
            }
            .match-teams {
                font-size: 10px;
            }
            .testimonial-card {
                flex: 0 0 260px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-title {
                font-size: 24px;
            }
        }

        @media (min-width: 769px) {
            .mobile-nav-overlay {
                display: none !important;
            }
        }