/* roulang page: index */
:root {
            --tea-dark: #2C2416;
            --jade: #0E7A4B;
            --jade-light: #15A85F;
            --amber-gold: #D4A02C;
            --amber-light: #E8B84B;
            --cream: #F5F3EF;
            --dark-gray: #1E1E1E;
            --soft-gray: #9CA3AF;
            --border-light: rgba(255, 255, 255, 0.12);
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 14px;
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.4s ease;
        }

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

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            font-size: 16px;
            line-height: 1.8;
            color: var(--dark-gray);
            background-color: #ffffff;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--jade);
        }

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

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--jade);
            outline-offset: 2px;
            border-radius: 2px;
        }

        .container-custom {
            width: 100%;
            max-width: 1240px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 1280px) {
            .container-custom {
                padding-left: 32px;
                padding-right: 32px;
            }
        }

        /* 导航 */
        .nav-countdown-bar {
            background-color: var(--dark-gray);
            color: var(--amber-gold);
            font-size: 0.875rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            text-align: center;
            padding: 9px 16px;
            position: relative;
            z-index: 100;
        }
        .nav-countdown-bar .countdown-digits {
            display: inline-block;
            background: rgba(212, 160, 44, 0.15);
            padding: 3px 10px;
            border-radius: 3px;
            margin: 0 2px;
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Consolas', 'Monaco', monospace;
            letter-spacing: 0.06em;
        }

        .main-nav {
            background-color: var(--tea-dark);
            position: sticky;
            top: 0;
            z-index: 99;
            border-bottom: 2px solid var(--jade);
        }
        .main-nav .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.25rem;
            color: #ffffff;
            white-space: nowrap;
        }
        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            flex-shrink: 0;
        }
        .nav-logo .logo-highlight {
            color: var(--jade-light);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links a {
            color: rgba(255, 255, 255, 0.88);
            font-weight: 500;
            font-size: 0.95rem;
            position: relative;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .nav-links a:hover {
            color: var(--jade-light);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--jade-light);
            transition: width var(--transition-normal);
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .nav-links .active-indicator {
            display: inline-block;
            width: 7px;
            height: 7px;
            background: var(--amber-gold);
            border-radius: 50%;
            margin-right: 6px;
            vertical-align: middle;
            position: relative;
            top: -1px;
        }
        .nav-cta-btn {
            display: inline-block;
            padding: 10px 22px;
            border: 2px solid var(--amber-gold);
            color: var(--amber-gold);
            font-weight: 700;
            font-size: 0.9rem;
            letter-spacing: 0.05em;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            background: var(--amber-gold);
            color: var(--tea-dark);
        }

        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            color: #fff;
        }
        .hamburger-btn span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #fff;
            margin: 6px 0;
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .hamburger-btn.open span:nth-child(1) {
            transform: rotate(45deg) translate(6px, 6px);
        }
        .hamburger-btn.open span:nth-child(2) {
            opacity: 0;
        }
        .hamburger-btn.open span:nth-child(3) {
            transform: rotate(-45deg) translate(6px, -6px);
        }

        .mobile-menu {
            display: none;
            background: var(--tea-dark);
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 24px;
            color: rgba(255, 255, 255, 0.88);
            font-weight: 500;
            font-size: 1rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .mobile-menu a:hover {
            color: var(--jade-light);
            background: rgba(255, 255, 255, 0.03);
        }
        .mobile-menu .mobile-cta {
            margin: 16px 24px;
            display: inline-block;
            padding: 12px 28px;
            border: 2px solid var(--amber-gold);
            color: var(--amber-gold);
            font-weight: 700;
            border-radius: var(--radius-sm);
            text-align: center;
        }

        @media (max-width: 767px) {
            .nav-links,
            .desktop-cta {
                display: none;
            }
            .hamburger-btn {
                display: block;
            }
            .nav-logo {
                font-size: 1.05rem;
            }
        }
        @media (min-width: 768px) {
            .mobile-menu {
                display: none !important;
            }
            .hamburger-btn {
                display: none;
            }
        }

        /* Hero - 众筹预热风格 */
        .hero-section {
            background: radial-gradient(ellipse at 70% 30%, rgba(44, 36, 22, 0.95) 0%, #1E1E1E 60%, #0a0a0a 100%);
            position: relative;
            overflow: hidden;
            padding: 70px 0 80px;
            min-height: 90vh;
            display: flex;
            align-items: center;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: repeating-linear-gradient(0deg,
                    transparent,
                    transparent 2px,
                    rgba(255, 255, 255, 0.008) 2px,
                    rgba(255, 255, 255, 0.008) 4px);
            pointer-events: none;
            z-index: 1;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            right: 0;
            width: 55%;
            height: 65%;
            background: radial-gradient(ellipse at center, rgba(14, 122, 75, 0.14) 0%, transparent 70%),
                radial-gradient(ellipse at 60% 50%, rgba(212, 160, 44, 0.09) 0%, transparent 60%);
            pointer-events: none;
            z-index: 0;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212, 160, 44, 0.13);
            border: 1px solid rgba(212, 160, 44, 0.35);
            color: var(--amber-gold);
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 20px;
        }
        .hero-badge .live-dot {
            width: 9px;
            height: 9px;
            background: #ef4444;
            border-radius: 50%;
            animation: pulse-dot 1.8s ease-in-out infinite;
        }
        .hero-title {
            font-size: 3.6rem;
            font-weight: 800;
            line-height: 1.18;
            color: #ffffff;
            margin: 0 0 18px 0;
        }
        .hero-title .accent {
            color: var(--amber-gold);
            display: block;
        }
        .hero-subtitle {
            font-size: 1.18rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 480px;
        }
        .hero-cta-group {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
            margin-bottom: 30px;
        }
        .btn-primary {
            display: inline-block;
            background: var(--jade);
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: 0.05em;
            padding: 14px 30px;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-align: center;
            white-space: nowrap;
            animation: pulse-ring 2.2s ease-out infinite;
        }
        .btn-primary:hover {
            background: var(--tea-dark);
            transform: scale(1.03);
            box-shadow: var(--jade-glow-lg);
            animation: none;
        }
        .btn-secondary {
            display: inline-block;
            background: transparent;
            color: var(--amber-gold);
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: 0.05em;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            border: 2px solid var(--amber-gold);
            cursor: pointer;
            transition: all var(--transition-fast);
            text-align: center;
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background: rgba(212, 160, 44, 0.1);
            border-color: var(--amber-light);
            color: var(--amber-light);
        }
        .hero-divider {
            width: 1px;
            height: 36px;
            background: rgba(255, 255, 255, 0.2);
            display: inline-block;
            margin: 0 6px;
        }
        .hero-progress-wrap {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .progress-ring-container {
            position: relative;
            width: 100px;
            height: 100px;
            flex-shrink: 0;
        }
        .progress-ring-container svg {
            transform: rotate(-90deg);
            width: 100px;
            height: 100px;
        }
        .progress-ring-bg {
            fill: none;
            stroke: rgba(255, 255, 255, 0.1);
            stroke-width: 7;
        }
        .progress-ring-fg {
            fill: none;
            stroke: var(--jade-light);
            stroke-width: 7;
            stroke-linecap: round;
            stroke-dasharray: 251.327;
            stroke-dashoffset: 55;
            transition: stroke-dashoffset 1.2s ease;
        }
        .progress-text {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            text-align: center;
            color: #fff;
        }
        .progress-text .pct {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--amber-gold);
            line-height: 1;
        }
        .progress-text .pct-label {
            font-size: 0.7rem;
            color: rgba(255, 255, 255, 0.6);
            letter-spacing: 0.04em;
        }
        .tier-preview-cards {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .tier-mini-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            min-width: 120px;
            text-align: center;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .tier-mini-card:hover {
            background: rgba(14, 122, 75, 0.12);
            border-color: var(--jade-light);
            box-shadow: var(--jade-glow);
            transform: translateY(-3px);
        }
        .tier-mini-card .tier-name {
            font-weight: 700;
            color: #fff;
            font-size: 0.9rem;
            margin-bottom: 4px;
        }
        .tier-mini-card .tier-price {
            color: var(--amber-gold);
            font-weight: 700;
            font-size: 1.1rem;
        }
        .tier-mini-card .tier-tag {
            font-size: 0.72rem;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 2px;
        }
        .hero-image-area {
            position: relative;
            z-index: 2;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 2px solid rgba(255, 255, 255, 0.08);
            aspect-ratio: 4/3;
            background: rgba(0, 0, 0, 0.3);
        }
        .hero-image-area img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hero-image-area::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(44, 36, 22, 0.5) 0%, transparent 60%);
            pointer-events: none;
        }

        @media (max-width: 1023px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-image-area {
                order: -1;
                max-height: 320px;
            }
            .hero-title {
                font-size: 2.4rem;
            }
            .hero-subtitle {
                font-size: 1rem;
                max-width: 100%;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-divider {
                display: none;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                text-align: center;
            }
            .tier-preview-cards {
                justify-content: center;
            }
            .hero-progress-wrap {
                justify-content: center;
            }
            .hero-section {
                padding: 40px 0 60px;
                min-height: auto;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.9rem;
            }
            .tier-mini-card {
                min-width: 90px;
                padding: 10px 12px;
            }
            .tier-mini-card .tier-name {
                font-size: 0.78rem;
            }
            .tier-mini-card .tier-price {
                font-size: 0.9rem;
            }
            .progress-ring-container {
                width: 76px;
                height: 76px;
            }
            .progress-ring-container svg {
                width: 76px;
                height: 76px;
            }
            .progress-text .pct {
                font-size: 1.2rem;
            }
        }

        /* 板块通用 */
        .section-block {
            padding: 70px 0;
        }
        .section-block.alt-bg {
            background: var(--cream);
        }
        .section-block.dark-bg {
            background: var(--tea-dark);
            color: #fff;
        }
        .section-header {
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-size: 2.3rem;
            font-weight: 700;
            color: var(--tea-dark);
            margin: 0 0 8px 0;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .section-header h2 .decor-line {
            width: 5px;
            height: 32px;
            background: var(--jade);
            border-radius: 3px;
            flex-shrink: 0;
        }
        .dark-bg .section-header h2 {
            color: #fff;
        }
        .section-header .section-subtitle {
            color: var(--soft-gray);
            font-size: 0.95rem;
            margin-left: 20px;
        }
        .dark-bg .section-header .section-subtitle {
            color: rgba(255, 255, 255, 0.55);
        }

        @media (max-width: 767px) {
            .section-block {
                padding: 48px 0;
            }
            .section-header h2 {
                font-size: 1.7rem;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        /* 产品截图舞台 */
        .showcase-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr 1fr;
            gap: 20px;
            align-items: start;
        }
        .showcase-main {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid rgba(0, 0, 0, 0.06);
            box-shadow: var(--card);
            transition: all var(--transition-normal);
        }
        .showcase-main:hover {
            box-shadow: var(--card-hover);
            transform: translateY(-3px);
        }
        .showcase-main img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
        }
        .showcase-side {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .showcase-side-item {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid rgba(0, 0, 0, 0.06);
            box-shadow: var(--card);
            transition: all var(--transition-normal);
        }
        .showcase-side-item:hover {
            box-shadow: var(--card-hover);
            transform: translateY(-2px);
        }
        .showcase-side-item img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
        }
        .showcase-side-item .showcase-label {
            padding: 12px 16px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--tea-dark);
            background: #fff;
        }
        @media (max-width: 767px) {
            .showcase-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 三步上手 */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            counter-reset: step;
        }
        .step-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 36px 28px;
            position: relative;
            border-left: 4px solid var(--jade);
            box-shadow: var(--card);
            transition: all var(--transition-normal);
            counter-increment: step;
        }
        .step-card:hover {
            box-shadow: var(--card-hover);
            transform: translateY(-4px);
            border-left-color: var(--amber-gold);
            box-shadow: var(--jade-glow);
        }
        .step-card .step-number {
            display: inline-block;
            background: var(--jade);
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            width: 40px;
            height: 40px;
            line-height: 40px;
            text-align: center;
            border-radius: var(--radius-sm);
            margin-bottom: 16px;
        }
        .step-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--tea-dark);
            margin: 0 0 10px 0;
        }
        .step-card p {
            color: #6b7280;
            font-size: 0.95rem;
            line-height: 1.7;
            margin: 0;
        }
        @media (max-width: 767px) {
            .steps-row {
                grid-template-columns: 1fr;
            }
        }

        /* 爆款清单 */
        .hot-list-wrap {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        .hot-card {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--card);
            transition: all var(--transition-normal);
            border: 1px solid rgba(0, 0, 0, 0.05);
            position: relative;
        }
        .hot-card:hover {
            box-shadow: var(--card-hover);
            transform: translateY(-4px);
            border-color: var(--jade-light);
            box-shadow: var(--jade-glow);
        }
        .hot-card .hot-rank {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--amber-gold);
            color: #fff;
            font-weight: 800;
            font-size: 0.8rem;
            width: 30px;
            height: 30px;
            line-height: 30px;
            text-align: center;
            border-radius: var(--radius-sm);
            z-index: 2;
        }
        .hot-card img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
        }
        .hot-card-body {
            padding: 16px;
        }
        .hot-card-body h4 {
            font-weight: 700;
            font-size: 1rem;
            color: var(--tea-dark);
            margin: 0 0 6px 0;
        }
        .hot-card-body .hot-desc {
            font-size: 0.82rem;
            color: #8b8b8b;
            margin-bottom: 10px;
            line-height: 1.5;
        }
        .hot-card-body .hot-price {
            font-weight: 700;
            color: var(--jade);
            font-size: 1.1rem;
        }
        .hot-card-body .hot-btn {
            display: inline-block;
            margin-top: 8px;
            padding: 8px 16px;
            background: var(--jade);
            color: #fff;
            font-weight: 600;
            font-size: 0.82rem;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .hot-card-body .hot-btn:hover {
            background: var(--tea-dark);
        }
        @media (max-width: 1023px) {
            .hot-list-wrap {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .hot-list-wrap {
                grid-template-columns: 1fr;
            }
        }

        /* 评价墙 */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }
        .review-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--card);
            border-left: 3px solid transparent;
            transition: all var(--transition-normal);
        }
        .review-card:hover {
            border-left-color: var(--jade);
            box-shadow: var(--card-hover);
            transform: translateY(-3px);
        }
        .review-card .review-stars {
            color: var(--amber-gold);
            font-size: 1.1rem;
            margin-bottom: 10px;
            letter-spacing: 2px;
        }
        .review-card .review-text {
            color: #4b5563;
            font-size: 0.95rem;
            line-height: 1.75;
            margin-bottom: 14px;
        }
        .review-card .review-author {
            font-weight: 600;
            color: var(--tea-dark);
            font-size: 0.9rem;
        }
        .review-card .review-date {
            font-size: 0.78rem;
            color: #b0b0b0;
        }
        @media (max-width: 767px) {
            .reviews-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 资讯区 */
        .news-layout {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 32px;
            align-items: start;
        }
        .news-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .news-list li {
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            padding: 16px 0;
            transition: all var(--transition-fast);
        }
        .news-list li:hover {
            background: rgba(14, 122, 75, 0.03);
            padding-left: 12px;
        }
        .news-list a {
            font-weight: 600;
            font-size: 1.02rem;
            color: var(--tea-dark);
            display: block;
            line-height: 1.5;
        }
        .news-list a:hover {
            color: var(--jade);
        }
        .news-list .news-date {
            font-size: 0.8rem;
            color: #b0b0b0;
            margin-top: 4px;
        }
        .news-sidebar {
            background: var(--cream);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid rgba(0, 0, 0, 0.04);
        }
        .news-sidebar h4 {
            font-weight: 700;
            color: var(--tea-dark);
            margin: 0 0 14px 0;
            font-size: 1.1rem;
            border-left: 4px solid var(--jade);
            padding-left: 12px;
        }
        .news-sidebar .sidebar-item {
            padding: 10px 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            font-size: 0.9rem;
            color: #4b5563;
            cursor: pointer;
            transition: color var(--transition-fast);
        }
        .news-sidebar .sidebar-item:hover {
            color: var(--jade);
        }
        @media (max-width: 767px) {
            .news-layout {
                grid-template-columns: 1fr;
            }
        }

        /* 线索表单 */
        .form-section-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .form-info h3 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--tea-dark);
            margin: 0 0 12px 0;
        }
        .form-info p {
            color: #6b7280;
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .form-box {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 32px 28px;
            box-shadow: var(--card);
            border: 1px solid rgba(0, 0, 0, 0.06);
        }
        .form-box input {
            width: 100%;
            padding: 13px 16px;
            border: 1px solid #d1d5db;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            margin-bottom: 14px;
            transition: border-color var(--transition-fast);
            background: #fafafa;
        }
        .form-box input:focus {
            border-color: var(--jade);
            outline: none;
            box-shadow: 0 0 0 3px rgba(14, 122, 75, 0.08);
            background: #fff;
        }
        .form-box .form-privacy {
            font-size: 0.78rem;
            color: #b0b0b0;
            margin-bottom: 16px;
            line-height: 1.5;
        }
        .form-box .btn-submit {
            width: 100%;
            padding: 14px;
            background: var(--jade);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.04em;
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .form-box .btn-submit:hover {
            background: var(--tea-dark);
            box-shadow: var(--jade-glow);
        }
        @media (max-width: 767px) {
            .form-section-inner {
                grid-template-columns: 1fr;
            }
        }

        /* 下载引导 / 关注CTA */
        .guide-banner {
            background: var(--tea-dark);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .guide-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(14, 122, 75, 0.2) 0%, transparent 65%);
            pointer-events: none;
        }
        .guide-banner h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px 0;
            position: relative;
            z-index: 1;
        }
        .guide-banner .guide-sub {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1rem;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }
        .guide-banner .guide-countdown {
            display: inline-flex;
            gap: 10px;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }
        .guide-banner .cd-digit {
            background: rgba(255, 255, 255, 0.08);
            color: var(--amber-gold);
            font-weight: 800;
            font-size: 1.5rem;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Consolas', monospace;
            min-width: 50px;
            text-align: center;
        }
        .guide-banner .cd-sep {
            color: rgba(255, 255, 255, 0.4);
            font-size: 1.5rem;
            align-self: center;
        }
        .guide-banner .btn-guide-cta {
            display: inline-block;
            background: var(--jade);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.05em;
            padding: 15px 36px;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            position: relative;
            z-index: 1;
            animation: pulse-ring 2.2s ease-out infinite;
        }
        .guide-banner .btn-guide-cta:hover {
            background: var(--amber-gold);
            color: var(--tea-dark);
            transform: scale(1.04);
            animation: none;
        }
        @media (max-width: 520px) {
            .guide-banner {
                padding: 32px 20px;
            }
            .guide-banner h2 {
                font-size: 1.4rem;
            }
            .guide-banner .cd-digit {
                font-size: 1.1rem;
                padding: 8px 10px;
                min-width: 38px;
            }
        }

        /* 页脚 */
        .site-footer {
            background: var(--tea-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer-col h4 {
            color: #fff;
            font-weight: 700;
            font-size: 1.05rem;
            margin: 0 0 16px 0;
            border-left: 3px solid var(--jade);
            padding-left: 10px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--jade-light);
        }
        .footer-logo-text {
            font-weight: 800;
            font-size: 1.2rem;
            color: #fff;
            margin-bottom: 8px;
        }
        .footer-desc {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.6;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 18px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
        }
        @media (max-width: 767px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }