/* ========================================
   小米视频 落地页 — 主样式
   设计风格：电影级沉浸 + 毛玻璃 + 精致衬线
   ======================================== */

:root {
    /* —— 色彩系统 —— */
    --color-bg: #0a0a0a;
    --color-bg-deep: #050505;
    --color-text: #ffffff;
    --color-text-soft: rgba(255, 255, 255, 0.72);
    --color-text-mute: rgba(255, 255, 255, 0.45);

    --color-brand: #ff6700;
    --color-brand-glow: rgba(255, 103, 0, 0.4);
    --color-accent: #ffb380;

    --glass-bg: rgba(255, 255, 255, 0.06);
    --glass-bg-strong: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.12);
    --glass-border-strong: rgba(255, 255, 255, 0.2);

    /* —— 字体 —— */
    --font-display: 'Fraunces', 'Noto Serif SC', Georgia, serif;
    --font-body: 'Inter', -apple-system, 'PingFang SC', sans-serif;
    --font-serif-cn: 'Noto Serif SC', 'Source Han Serif', serif;

    /* —— 间距 —— */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;

    /* —— 动效曲线 —— */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================
   背景视频层
   ======================================== */
.video-bg {
    position: fixed;
    inset: 0;
    z-index: -2;
    overflow: hidden;
    background: linear-gradient(135deg, #1a1a2e 0%, #0a0a0a 50%, #2c1810 100%);
}

.video-bg video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.55;
    filter: saturate(1.1) contrast(1.05);
}

.video-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at top, transparent 0%, rgba(10, 10, 10, 0.4) 60%, rgba(10, 10, 10, 0.85) 100%),
        linear-gradient(180deg, rgba(10, 10, 10, 0.3) 0%, transparent 30%, transparent 70%, rgba(10, 10, 10, 0.95) 100%);
}

.noise-layer {
    position: absolute;
    inset: 0;
    opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    mix-blend-mode: overlay;
    pointer-events: none;
}

/* 视频背景兜底——若视频未加载，使用动态渐变 */
.video-bg::before {
    content: '';
    position: absolute;
    inset: -50%;
    background:
        radial-gradient(circle at 20% 30%, rgba(255, 103, 0, 0.25) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(100, 50, 200, 0.2) 0%, transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(255, 180, 100, 0.1) 0%, transparent 50%);
    animation: bgFloat 20s ease-in-out infinite;
    z-index: -1;
}

@keyframes bgFloat {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(2%, -2%) rotate(1deg); }
    66% { transform: translate(-2%, 2%) rotate(-1deg); }
}

/* ========================================
   毛玻璃通用样式
   ======================================== */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(24px) saturate(1.4);
    -webkit-backdrop-filter: blur(24px) saturate(1.4);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

/* ========================================
   顶部导航
   ======================================== */
.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1.5rem 0;
    transition: all 0.4s var(--ease-out);
}

.top-nav.scrolled {
    background: rgba(10, 10, 10, 0.7);
    backdrop-filter: blur(20px) saturate(1.4);
    -webkit-backdrop-filter: blur(20px) saturate(1.4);
    padding: 1rem 0;
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 0.02em;
}

.logo-mark {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--color-brand) 0%, #ff8533 100%);
    box-shadow: 0 4px 16px var(--color-brand-glow);
    position: relative;
}

.logo-mark::after {
    content: '';
    position: absolute;
    inset: 6px;
    border-left: 8px solid #fff;
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
    transform: translateX(2px);
}

.logo-text {
    font-family: var(--font-serif-cn);
    font-weight: 700;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a {
    font-size: 0.92rem;
    font-weight: 400;
    color: var(--color-text-soft);
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: var(--color-text);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--color-brand);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s var(--ease-out);
}

.nav-links a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* ========================================
   Hero 主视觉
   ======================================== */
.hero {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 8rem 2.5rem 4rem;
}

.hero-content {
    max-width: 1100px;
    width: 100%;
    text-align: center;
}

.hero-tagline {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 1.2rem;
    border: 1px solid var(--glass-border-strong);
    border-radius: 100px;
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    color: var(--color-text-soft);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    margin-bottom: 2rem;
}

.tagline-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-brand);
    box-shadow: 0 0 12px var(--color-brand-glow);
    animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 9vw, 7.5rem);
    font-weight: 300;
    line-height: 0.95;
    letter-spacing: -0.03em;
    margin-bottom: 1.8rem;
}

.title-line {
    display: block;
    font-family: var(--font-serif-cn);
    font-weight: 300;
}

.title-italic {
    font-style: italic;
    font-weight: 400;
    background: linear-gradient(135deg, #ffffff 0%, var(--color-accent) 50%, var(--color-brand) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
}

.hero-desc {
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    color: var(--color-text-soft);
    line-height: 1.7;
    max-width: 560px;
    margin: 0 auto 2.8rem;
    font-weight: 300;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

/* —— 按钮 —— */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 1rem 2rem;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 100px;
    transition: all 0.4s var(--ease-out);
    position: relative;
    overflow: hidden;
    letter-spacing: 0.02em;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-brand) 0%, #ff8533 100%);
    color: #fff;
    box-shadow:
        0 8px 24px var(--color-brand-glow),
        inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow:
        0 12px 32px var(--color-brand-glow),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-icon {
    font-size: 1.1rem;
    font-weight: 700;
    display: inline-flex;
    width: 22px;
    height: 22px;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.25);
}

.btn-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.8s var(--ease-out);
}

.btn-primary:hover .btn-shine {
    left: 150%;
}

.btn-ghost {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--color-text);
    border: 1px solid var(--glass-border-strong);
}

.btn-ghost:hover {
    background: var(--glass-bg-strong);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.btn-arrow {
    transition: transform 0.3s var(--ease-out);
}

.btn-ghost:hover .btn-arrow {
    transform: translateX(4px);
}

/* —— 数据展示 —— */
.hero-stats {
    display: inline-flex;
    align-items: center;
    gap: 2.5rem;
    padding: 1.5rem 2.5rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
}

.stat-item {
    text-align: center;
}

.stat-num {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 600;
    line-height: 1;
    background: linear-gradient(135deg, #fff 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.2rem;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--color-text-mute);
    letter-spacing: 0.05em;
    font-weight: 400;
}

.stat-divider {
    width: 1px;
    height: 32px;
    background: var(--glass-border);
}

/* —— 滚动指示器 —— */
.scroll-hint {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    color: var(--color-text-mute);
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(180deg, var(--color-text-mute), transparent);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: -40px;
    left: 0;
    width: 100%;
    height: 40px;
    background: linear-gradient(180deg, transparent, #fff);
    animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
    0% { top: -40px; }
    100% { top: 40px; }
}

/* ========================================
   下载区域
   ======================================== */
.download-section {
    min-height: 100vh;
    padding: 6rem 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.download-container {
    max-width: 1100px;
    width: 100%;
    text-align: center;
}

.section-label {
    font-size: 0.78rem;
    letter-spacing: 0.3em;
    color: var(--color-text-mute);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 300;
    line-height: 1.1;
    margin-bottom: 4rem;
    letter-spacing: -0.02em;
}

.section-title span {
    display: inline-block;
    font-family: var(--font-serif-cn);
}

.section-title .title-italic {
    font-family: var(--font-display);
    font-style: italic;
    margin-left: 0.5rem;
}

.download-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 2.5rem;
    align-items: center;
    margin-bottom: 4rem;
}

/* —— 二维码卡片 —— */
.qr-card {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    transition: transform 0.5s var(--ease-out);
}

.qr-card:hover {
    transform: translateY(-4px);
}

.qr-wrapper {
    position: relative;
    padding: 1.2rem;
    background: #fff;
    border-radius: 16px;
    width: 200px;
    height: 200px;
}

.qr-code {
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='176' height='176' viewBox='0 0 176 176'><rect width='176' height='176' fill='%23fff'/><g fill='%23000'><rect x='0' y='0' width='56' height='8'/><rect x='0' y='0' width='8' height='56'/><rect x='48' y='0' width='8' height='56'/><rect x='0' y='48' width='56' height='8'/><rect x='16' y='16' width='24' height='24'/><rect x='120' y='0' width='56' height='8'/><rect x='120' y='0' width='8' height='56'/><rect x='168' y='0' width='8' height='56'/><rect x='120' y='48' width='56' height='8'/><rect x='136' y='16' width='24' height='24'/><rect x='0' y='120' width='56' height='8'/><rect x='0' y='120' width='8' height='56'/><rect x='48' y='120' width='8' height='56'/><rect x='0' y='168' width='56' height='8'/><rect x='16' y='136' width='24' height='24'/><rect x='64' y='8' width='8' height='8'/><rect x='80' y='8' width='8' height='8'/><rect x='96' y='8' width='8' height='8'/><rect x='72' y='24' width='8' height='8'/><rect x='88' y='24' width='8' height='8'/><rect x='104' y='24' width='8' height='8'/><rect x='64' y='40' width='8' height='8'/><rect x='80' y='40' width='8' height='8'/><rect x='96' y='40' width='8' height='8'/><rect x='8' y='64' width='8' height='8'/><rect x='24' y='64' width='8' height='8'/><rect x='40' y='64' width='8' height='8'/><rect x='56' y='64' width='8' height='8'/><rect x='72' y='64' width='8' height='8'/><rect x='88' y='64' width='8' height='8'/><rect x='104' y='64' width='8' height='8'/><rect x='120' y='64' width='8' height='8'/><rect x='136' y='64' width='8' height='8'/><rect x='152' y='64' width='8' height='8'/><rect x='16' y='80' width='8' height='8'/><rect x='32' y='80' width='8' height='8'/><rect x='48' y='80' width='8' height='8'/><rect x='64' y='80' width='8' height='8'/><rect x='80' y='80' width='8' height='8'/><rect x='96' y='80' width='8' height='8'/><rect x='112' y='80' width='8' height='8'/><rect x='128' y='80' width='8' height='8'/><rect x='144' y='80' width='8' height='8'/><rect x='160' y='80' width='8' height='8'/><rect x='8' y='96' width='8' height='8'/><rect x='24' y='96' width='8' height='8'/><rect x='40' y='96' width='8' height='8'/><rect x='56' y='96' width='8' height='8'/><rect x='72' y='96' width='8' height='8'/><rect x='88' y='96' width='8' height='8'/><rect x='104' y='96' width='8' height='8'/><rect x='120' y='96' width='8' height='8'/><rect x='136' y='96' width='8' height='8'/><rect x='152' y='96' width='8' height='8'/><rect x='168' y='96' width='8' height='8'/><rect x='16' y='112' width='8' height='8'/><rect x='32' y='112' width='8' height='8'/><rect x='48' y='112' width='8' height='8'/><rect x='64' y='112' width='8' height='8'/><rect x='80' y='112' width='8' height='8'/><rect x='96' y='112' width='8' height='8'/><rect x='112' y='112' width='8' height='8'/><rect x='128' y='112' width='8' height='8'/><rect x='144' y='112' width='8' height='8'/><rect x='160' y='112' width='8' height='8'/><rect x='72' y='128' width='8' height='8'/><rect x='88' y='128' width='8' height='8'/><rect x='104' y='128' width='8' height='8'/><rect x='120' y='128' width='8' height='8'/><rect x='136' y='128' width='8' height='8'/><rect x='152' y='128' width='8' height='8'/><rect x='64' y='144' width='8' height='8'/><rect x='80' y='144' width='8' height='8'/><rect x='96' y='144' width='8' height='8'/><rect x='112' y='144' width='8' height='8'/><rect x='128' y='144' width='8' height='8'/><rect x='144' y='144' width='8' height='8'/><rect x='160' y='144' width='8' height='8'/><rect x='72' y='160' width='8' height='8'/><rect x='88' y='160' width='8' height='8'/><rect x='104' y='160' width='8' height='8'/><rect x='120' y='160' width='8' height='8'/><rect x='136' y='160' width='8' height='8'/><rect x='152' y='160' width='8' height='8'/><rect x='168' y='160' width='8' height='8'/></g></svg>");
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.qr-corners {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.corner {
    position: absolute;
    width: 16px;
    height: 16px;
    border-color: var(--color-brand);
    border-style: solid;
    border-width: 0;
}

.corner.tl { top: 0; left: 0; border-top-width: 2px; border-left-width: 2px; border-top-left-radius: 4px; }
.corner.tr { top: 0; right: 0; border-top-width: 2px; border-right-width: 2px; border-top-right-radius: 4px; }
.corner.bl { bottom: 0; left: 0; border-bottom-width: 2px; border-left-width: 2px; border-bottom-left-radius: 4px; }
.corner.br { bottom: 0; right: 0; border-bottom-width: 2px; border-right-width: 2px; border-bottom-right-radius: 4px; }

.qr-info {
    text-align: center;
}

.qr-title {
    font-family: var(--font-serif-cn);
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 0.3rem;
}

.qr-sub {
    font-size: 0.82rem;
    color: var(--color-text-mute);
    letter-spacing: 0.05em;
}

/* —— 平台按钮 —— */
.platform-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.platform-btn {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    padding: 1.2rem 1.8rem;
    transition: all 0.4s var(--ease-out);
    border-radius: 18px;
}

.platform-btn:hover {
    background: var(--glass-bg-strong);
    border-color: var(--glass-border-strong);
    transform: translateX(4px);
}

.platform-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
    position: relative;
}

.ios-icon::after {
    content: '';
    width: 22px;
    height: 26px;
    background:
        radial-gradient(circle at 50% 0%, transparent 4px, #fff 4.5px) no-repeat 50% 0% / 8px 4px,
        radial-gradient(ellipse at 50% 100%, #fff 60%, transparent 61%) no-repeat 50% 100% / 22px 22px;
}

.android-icon::after {
    content: '🤖';
    font-size: 1.6rem;
}

.harmony-icon::after {
    content: '🌸';
    font-size: 1.4rem;
}

.platform-text {
    flex: 1;
    text-align: left;
}

.platform-label {
    font-size: 0.7rem;
    color: var(--color-text-mute);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 0.15rem;
}

.platform-name {
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.01em;
}

.download-footer {
    color: var(--color-text-mute);
    font-size: 0.8rem;
    letter-spacing: 0.05em;
}

/* ========================================
   悬浮客服按钮
   ======================================== */
.float-service {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 90;
}

.service-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-brand) 0%, #ff8533 100%);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow:
        0 8px 28px var(--color-brand-glow),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    position: relative;
    transition: all 0.4s var(--ease-spring);
}

.service-btn:hover {
    transform: scale(1.08);
    box-shadow:
        0 12px 36px var(--color-brand-glow),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.service-icon {
    width: 26px;
    height: 26px;
    position: relative;
    z-index: 2;
}

.service-pulse {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: var(--color-brand);
    opacity: 0;
    animation: pulse 2.5s ease-out infinite;
}

.service-pulse.delay {
    animation-delay: 1.25s;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.5; }
    100% { transform: scale(1.6); opacity: 0; }
}

.service-tooltip {
    position: absolute;
    right: calc(100% + 14px);
    top: 50%;
    transform: translateY(-50%);
    background: rgba(10, 10, 10, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #fff;
    padding: 0.5rem 0.9rem;
    border-radius: 8px;
    font-size: 0.82rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
    border: 1px solid var(--glass-border);
}

.service-tooltip::after {
    content: '';
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    border: 5px solid transparent;
    border-left-color: rgba(10, 10, 10, 0.92);
}

.service-btn:hover .service-tooltip {
    opacity: 1;
    transform: translateY(-50%) translateX(-4px);
}

/* ========================================
   客服弹窗
   ======================================== */
.service-modal {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s var(--ease-out);
}

.service-modal.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.modal-panel {
    position: relative;
    width: 100%;
    max-width: 440px;
    padding: 2.5rem;
    transform: scale(0.95) translateY(20px);
    transition: transform 0.5s var(--ease-spring);
}

.service-modal.active .modal-panel {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: 1.2rem;
    right: 1.2rem;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--glass-bg);
    color: var(--color-text-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: var(--glass-bg-strong);
    color: var(--color-text);
    transform: rotate(90deg);
}

.modal-close svg {
    width: 18px;
    height: 18px;
}

.modal-tag {
    font-size: 0.72rem;
    letter-spacing: 0.25em;
    color: var(--color-brand);
    font-weight: 600;
    margin-bottom: 0.8rem;
}

.modal-header h3 {
    font-family: var(--font-serif-cn);
    font-size: 1.6rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.modal-header p {
    color: var(--color-text-soft);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.modal-options {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}

.service-option {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.2rem;
    border-radius: 14px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    transition: all 0.3s var(--ease-out);
}

.service-option:hover {
    background: var(--glass-bg-strong);
    border-color: var(--glass-border-strong);
    transform: translateX(4px);
}

.option-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: rgba(255, 103, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.option-info {
    flex: 1;
    text-align: left;
}

.option-title {
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 0.15rem;
}

.option-desc {
    font-size: 0.8rem;
    color: var(--color-text-mute);
}

.option-arrow {
    color: var(--color-text-mute);
    font-size: 1.1rem;
    transition: transform 0.3s ease, color 0.3s ease;
}

.service-option:hover .option-arrow {
    transform: translateX(4px);
    color: var(--color-brand);
}

/* ========================================
   动画初始状态
   ======================================== */
[data-anim] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s var(--ease-out), transform 1s var(--ease-out);
}

[data-anim].in-view {
    opacity: 1;
    transform: translateY(0);
}