/* ===== 设计系统 - Apple 风格明亮主题 ===== */
:root {
    --color-bg: #fbfbfd;
    --color-bg-section: #f5f5f7;
    --color-bg-card: rgba(255,255,255,0.72);
    --color-border: rgba(0,0,0,0.04);
    --color-text: #1d1d1f;
    --color-text-secondary: #6e6e73;
    --color-text-muted: #a1a1a6;
    --color-primary: #ff5c5c;
    --color-primary-light: #ff7a7a;
    --color-primary-dark: #e04848;
    --color-accent: #ff9a76;
    --color-accent-2: #ffcb8e;
    --gradient-primary: linear-gradient(135deg, #ff5c5c, #ff8a65, #ffb347);
    --gradient-hero: linear-gradient(135deg, #ff5c5c 0%, #ff6b9d 40%, #c471ed 70%, #8b6cf7 100%);
    --gradient-card: linear-gradient(145deg, #fff, #fff8f5);
    --gradient-bg-hero: linear-gradient(160deg, #fff5f0 0%, #ffe8f5 30%, #f0e4ff 60%, #e8f0ff 100%);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.03);
    --shadow-md: 0 4px 24px rgba(0,0,0,0.05);
    --shadow-lg: 0 16px 48px rgba(0,0,0,0.06);
    --shadow-glow: 0 8px 30px rgba(255,92,92,0.12);
    --shadow-card-hover: 0 20px 60px rgba(0,0,0,0.08);
    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --font: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
    --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ===== 基础重置 ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
    font-family: var(--font);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--color-primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--color-primary-dark); }
img { max-width: 100%; display: block; }
.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* ===== 背景装饰（视差跟随） ===== */
.bg-glow {
    position: fixed; border-radius: 50%; pointer-events: none; z-index: -1;
    filter: blur(120px); opacity: 0.3; will-change: transform;
    transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.bg-glow--1 { width: 600px; height: 600px; top: -200px; right: -150px; background: #ffd1dc; }
.bg-glow--2 { width: 500px; height: 500px; bottom: 25%; left: -150px; background: #e0c3fc; opacity: 0.2; }
.bg-glow--3 { width: 400px; height: 400px; top: 40%; right: -100px; background: #ffebcc; opacity: 0.15; }

/* ===== 导航栏 ===== */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    padding: 16px 0;
    background: rgba(255,250,247,0.6);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}
.navbar--scrolled {
    padding: 10px 0;
    border-bottom-color: var(--color-border);
    background: rgba(255,250,247,0.9);
    box-shadow: var(--shadow-sm);
}
.navbar__inner { display: flex; justify-content: space-between; align-items: center; }
.navbar__logo {
    display: flex; align-items: center; gap: 8px;
    font-weight: 700; font-size: 1.25rem; color: var(--color-text);
}
.navbar__logo-icon { font-size: 1.5rem; }
.navbar__links { display: flex; align-items: center; gap: 28px; }
.navbar__links a { color: var(--color-text-secondary); font-size: 0.9rem; font-weight: 500; }
.navbar__links a:hover { color: var(--color-primary); }
.navbar__cta {
    background: var(--gradient-primary) !important; color: #fff !important;
    padding: 8px 22px !important; border-radius: 100px; font-weight: 600 !important;
    box-shadow: 0 4px 15px rgba(255,92,92,0.25);
}
.navbar__cta:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(255,92,92,0.35); }

/* ===== 按钮 ===== */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 13px 30px; border-radius: 100px; font-weight: 600; font-size: 0.95rem;
    border: none; cursor: pointer; transition: var(--transition); font-family: var(--font);
    text-decoration: none; position: relative; overflow: hidden;
}
.btn--primary {
    background: var(--gradient-primary); color: #fff;
    box-shadow: 0 4px 20px rgba(255,92,92,0.3);
}
.btn--primary:hover {
    transform: translateY(-2px); color: #fff;
    box-shadow: 0 8px 30px rgba(255,92,92,0.4);
}
.btn--ghost {
    background: #fff; color: var(--color-text-secondary);
    border: 1.5px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}
.btn--ghost:hover {
    border-color: var(--color-primary-light); color: var(--color-primary);
    box-shadow: var(--shadow-md);
}
.btn--lg { padding: 16px 38px; font-size: 1.05rem; }
.btn--block { width: 100%; }
.btn__price {
    background: rgba(255,255,255,0.3); padding: 3px 12px; border-radius: 100px;
    font-size: 0.85rem; font-weight: 700; margin-left: 4px;
}
.btn__icon { font-size: 1.1rem; }

/* ===== Hero（极简高转化） ===== */
.hero {
    padding: 160px 0 100px; text-align: center;
    background: var(--gradient-bg-hero);
    position: relative; overflow: hidden;
}
.hero::after {
    content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 120px;
    background: linear-gradient(to bottom, transparent, var(--color-bg));
}
.hero__inner { position: relative; z-index: 1; }
.hero__title {
    font-size: clamp(2.6rem, 7vw, 5.2rem); font-weight: 900;
    line-height: 1.15; margin-bottom: 28px; letter-spacing: -0.04em;
    color: var(--color-text);
    animation: fadeInUp 0.8s cubic-bezier(0.25,0.46,0.45,0.94) both;
}
.hero__title-gradient {
    background: var(--gradient-hero); background-size: 200% auto;
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    animation: shimmer 4s linear infinite;
}
@keyframes shimmer { 0%{background-position:0% center} 100%{background-position:200% center} }

/* 一行式价值主张 */
.hero__tagline {
    font-size: 1.05rem; color: var(--color-text-secondary);
    margin: 0 auto 44px; line-height: 1.8; font-weight: 400;
    max-width: 560px; letter-spacing: 0.02em;
    animation: fadeInUp 0.8s cubic-bezier(0.25,0.46,0.45,0.94) 0.12s both;
}

/* 超大CTA按钮 —— 高级质感 */
.hero-cta {
    display: inline-flex; align-items: center; gap: 16px;
    padding: 20px 28px 20px 40px; border-radius: 100px;
    background: linear-gradient(135deg, #e63946 0%, #ff4757 35%, #ff6b6b 100%);
    color: #fff; font-size: 1.15rem; font-weight: 700;
    text-decoration: none; position: relative; overflow: hidden;
    box-shadow:
        0 8px 28px rgba(230,57,70,0.4),
        0 2px 8px rgba(0,0,0,0.1),
        inset 0 1px 1px rgba(255,255,255,0.2);
    transition: transform 0.35s cubic-bezier(0.34,1.56,0.64,1), box-shadow 0.35s ease;
    animation: fadeInUp 0.8s cubic-bezier(0.25,0.46,0.45,0.94) 0.24s both, ctaBreath 3s ease-in-out 1.5s infinite;
    margin-bottom: 48px;
    letter-spacing: 0.03em;
}
.hero-cta:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow:
        0 14px 44px rgba(230,57,70,0.5),
        0 4px 14px rgba(0,0,0,0.12),
        inset 0 1px 1px rgba(255,255,255,0.25);
    color: #fff;
}
.hero-cta:active { transform: scale(0.97); }

/* 按钮文案 —— 发光字 */
.hero-cta__label {
    position: relative; z-index: 1;
    font-size: 1.2rem; font-weight: 800;
    text-shadow: 0 1px 8px rgba(255,255,255,0.35);
}

/* 价格 badge —— 白底红字（最强对比） */
.hero-cta__price {
    position: relative; z-index: 1;
    background: #fff;
    color: #e63946; font-weight: 800;
    padding: 6px 16px; border-radius: 100px;
    font-size: 0.9rem;
    letter-spacing: 0.02em;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}



/* 扫光动画层 */
.hero-cta__shine {
    position: absolute; top: 0; left: -100%; width: 60%; height: 100%;
    background: linear-gradient(
        105deg,
        transparent 20%,
        rgba(255,255,255,0.12) 45%,
        rgba(255,255,255,0.3) 50%,
        rgba(255,255,255,0.12) 55%,
        transparent 80%
    );
    z-index: 2; pointer-events: none;
    animation: ctaSweep 4s ease-in-out 2s infinite;
}
@keyframes ctaSweep {
    0% { left: -100%; }
    30% { left: 150%; }
    100% { left: 150%; }
}

/* CTA 呼吸光效 */
@keyframes ctaBreath {
    0%, 100% { box-shadow: 0 8px 28px rgba(230,57,70,0.4), 0 2px 8px rgba(0,0,0,0.1), inset 0 1px 1px rgba(255,255,255,0.2); }
    50% { box-shadow: 0 10px 40px rgba(230,57,70,0.55), 0 0 0 5px rgba(230,57,70,0.06), 0 2px 8px rgba(0,0,0,0.1), inset 0 1px 1px rgba(255,255,255,0.2); }
}

/* 信任锚点条 */
.hero__proof {
    display: inline-flex; align-items: center; gap: 20px;
    animation: fadeInUp 0.8s cubic-bezier(0.25,0.46,0.45,0.94) 0.36s both;
    position: relative; z-index: 1;
}
.hero__proof-item {
    display: flex; align-items: center; gap: 6px;
    font-size: 0.88rem; font-weight: 500; color: var(--color-text-secondary);
}
.hero__proof-icon { font-size: 1.1rem; }
.hero__proof-dot {
    width: 4px; height: 4px; border-radius: 50%;
    background: var(--color-text-muted); opacity: 0.4;
}

/* ===== 通用标题 ===== */
.section-title {
    text-align: center; font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800;
    margin-bottom: 12px; letter-spacing: -0.01em; color: var(--color-text);
}
.section-subtitle {
    text-align: center; color: var(--color-text-secondary); font-size: 1rem;
    margin-bottom: 48px;
}

/* ===== 痛点（毛玻璃卡片+3D悬浮） ===== */
.pain-points { padding: 100px 0 120px; }
.pain-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; perspective: 1200px; }
.pain-card {
    background: rgba(255,255,255,0.6); backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.5);
    border-radius: var(--radius-lg); padding: 36px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.5s cubic-bezier(0.34,1.56,0.64,1), box-shadow var(--transition);
    will-change: transform;
}
.pain-card:hover {
    transform: translateY(-8px) rotateX(2deg);
    box-shadow: var(--shadow-card-hover);
}
.pain-card__icon { font-size: 2.2rem; margin-bottom: 18px; }
.pain-card__title { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; color: var(--color-text); }
.pain-card__desc { color: var(--color-text-secondary); font-size: 0.88rem; line-height: 1.8; }

/* ===== 步骤 ===== */
.how-it-works { padding: 100px 0; background: var(--color-bg-section); }
.steps { max-width: 600px; margin: 0 auto; }
.step {
    display: flex; gap: 24px; align-items: flex-start;
    background: var(--color-bg-card); border: 1px solid var(--color-border);
    border-radius: var(--radius-lg); padding: 28px 32px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
.step:hover { border-color: rgba(255,92,92,0.2); box-shadow: var(--shadow-card-hover); }
.step__number {
    font-size: 2rem; font-weight: 900; line-height: 1;
    background: var(--gradient-primary); -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; background-clip: text;
    flex-shrink: 0;
}
.step__title { font-size: 1.1rem; font-weight: 700; margin-bottom: 6px; color: var(--color-text); }
.step__desc { color: var(--color-text-secondary); font-size: 0.9rem; }
.step-connector {
    width: 2px; height: 32px; margin: 0 auto;
    background: linear-gradient(to bottom, var(--color-primary-light), rgba(255,92,92,0.1));
}

/* ===== 三大核心卖点（等宽三列） ===== */
.features { padding: 100px 0; }
.feature-grid--three {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    perspective: 1200px;
}
.feature-card--hero {
    background: rgba(255,255,255,0.65); backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.5);
    border-radius: var(--radius-lg); padding: 40px 28px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.5s cubic-bezier(0.34,1.56,0.64,1), box-shadow var(--transition), border-color 0.3s ease;
    will-change: transform;
    display: flex; flex-direction: column; align-items: center;
    text-align: center; position: relative; overflow: hidden;
}
.feature-card--hero::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: var(--gradient-primary); opacity: 0;
    transition: opacity 0.3s ease;
}
.feature-card--hero:hover::before { opacity: 1; }
.feature-card--hero:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-card-hover);
    border-color: rgba(255,92,92,0.15);
}
.feature-card--hero .feature-card__icon {
    font-size: 2.8rem; margin-bottom: 18px;
    width: 72px; height: 72px; border-radius: 18px;
    background: linear-gradient(135deg, rgba(255,92,92,0.08), rgba(255,138,101,0.08));
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.feature-card--hero .feature-card__title {
    font-size: 1.2rem; font-weight: 800; margin-bottom: 10px;
}
.feature-card--hero .feature-card__desc {
    font-size: 0.88rem; line-height: 1.85;
}

/* ===== 效果可视化 ===== */
.effect-showcase { padding: 100px 0; background: var(--color-bg-section); }

/* 算法原理卡片 */
.algo-explain {
    display: flex; align-items: center; justify-content: center; gap: 0;
    margin-bottom: 60px; flex-wrap: wrap;
}
.algo-card {
    flex: 1; min-width: 260px; max-width: 380px;
    background: rgba(255,255,255,0.7); backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.5);
    border-radius: var(--radius-lg); padding: 32px 28px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
.algo-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.algo-card--arrow {
    flex: 0 0 60px; min-width: 60px; max-width: 60px;
    background: none; border: none; box-shadow: none;
    display: flex; align-items: center; justify-content: center;
    backdrop-filter: none; padding: 0;
}
.algo-card--arrow:hover { transform: none; box-shadow: none; }
.algo-arrow {
    font-size: 2rem; font-weight: 900;
    background: var(--gradient-primary); -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; background-clip: text;
    animation: arrowPulse 1.5s ease-in-out infinite;
}
@keyframes arrowPulse {
    0%, 100% { opacity: 0.4; transform: translateX(0); }
    50% { opacity: 1; transform: translateX(6px); }
}
.algo-card--highlight {
    border-color: rgba(255,92,92,0.2);
    background: linear-gradient(145deg, rgba(255,255,255,0.8), rgba(255,248,245,0.9));
}
.algo-card__icon { font-size: 2rem; margin-bottom: 14px; }
.algo-card__content h3 {
    font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; color: var(--color-text);
}
.algo-card__content p {
    font-size: 0.85rem; color: var(--color-text-secondary); line-height: 1.8;
}

/* Before/After 对比 */
.before-after {
    display: flex; align-items: center; justify-content: center;
    gap: 0; max-width: 760px; margin: 0 auto;
}
.before-after__card {
    flex: 1; padding: 20px;
}
.before-after__label {
    font-size: 0.78rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.08em; margin-bottom: 12px; text-align: center;
}
.before-after__card--before .before-after__label { color: var(--color-text-muted); }
.before-after__card--after .before-after__label { color: #22c55e; }

.before-after__arrow {
    flex: 0 0 80px; text-align: center; padding: 10px 0;
}
.before-after__arrow-text {
    font-size: 0.72rem; font-weight: 700; color: var(--color-primary);
    margin-bottom: 8px; line-height: 1.4;
}
.before-after__arrow-icon {
    font-size: 1.8rem; color: var(--color-primary);
    animation: arrowPulse 1.5s ease-in-out infinite;
}

/* 模拟小红书笔记卡片 */
.mock-note {
    background: #fff; border-radius: var(--radius-md);
    padding: 20px; border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm); transition: var(--transition);
}
.mock-note--active {
    border-color: rgba(34,197,94,0.3);
    box-shadow: 0 8px 30px rgba(34,197,94,0.1);
}
.mock-note__header {
    display: flex; align-items: center; gap: 8px; margin-bottom: 12px;
}
.mock-note__avatar { font-size: 1.4rem; }
.mock-note__name { font-size: 0.82rem; font-weight: 600; color: var(--color-text); }
.mock-note__title {
    font-size: 0.9rem; font-weight: 700; color: var(--color-text);
    margin-bottom: 14px; line-height: 1.5;
}
.mock-note__stats {
    display: flex; gap: 16px; font-size: 0.78rem; color: var(--color-text-muted);
    margin-bottom: 10px;
}
.mock-note__stats--active { color: var(--color-text); font-weight: 600; }
.mock-note__tag {
    display: inline-block; padding: 4px 12px; border-radius: 100px;
    font-size: 0.7rem; font-weight: 600;
}
.mock-note__tag--cold { background: rgba(0,0,0,0.04); color: var(--color-text-muted); }
.mock-note__tag--hot {
    background: rgba(34,197,94,0.1); color: #16a34a;
    animation: tagGlow 2s ease-in-out infinite;
}
@keyframes tagGlow {
    0%, 100% { box-shadow: none; }
    50% { box-shadow: 0 0 12px rgba(34,197,94,0.2); }
}

.effect-disclaimer {
    text-align: center; font-size: 0.72rem; color: var(--color-text-muted);
    margin-top: 24px; font-style: italic;
}

/* ===== 信任保障 ===== */
.trust-badges { padding: 40px 0 20px; }
.trust-grid {
    display: flex; justify-content: center; align-items: center; gap: 36px;
    flex-wrap: wrap;
    background: rgba(255,255,255,0.5); backdrop-filter: blur(12px);
    padding: 24px 40px; border-radius: var(--radius-xl);
    border: 1px solid rgba(255,255,255,0.6);
    box-shadow: var(--shadow-sm);
}
.trust-item {
    display: flex; align-items: center; gap: 10px;
}
.trust-item__icon {
    font-size: 1.6rem;
}
.trust-item__text {
    font-size: 0.82rem; font-weight: 700; color: var(--color-text); line-height: 1.4;
}
.trust-item__text span {
    font-weight: 400; color: var(--color-text-muted); font-size: 0.72rem;
}

/* ===== 定价 ===== */
.pricing { padding: 100px 0; background: var(--color-bg-section); }
.pricing-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px;
    max-width: 820px; margin: 0 auto; align-items: start;
}
.pricing-card {
    position: relative; background: var(--color-bg-card);
    border: 2px solid var(--color-border); border-radius: var(--radius-xl);
    padding: 40px 32px; box-shadow: var(--shadow-md); transition: var(--transition);
}
.pricing-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card-hover); }
.pricing-card--selected {
    transform: translateY(-14px) scale(1.03);
    box-shadow: 0 24px 64px rgba(0,0,0,0.12), 0 0 0 2px var(--color-primary);
    border-color: var(--color-primary);
    z-index: 2;
}
.pricing-card--selected.pricing-card--yearly {
    box-shadow: 0 24px 64px rgba(139,108,247,0.18), 0 0 0 2px #8b6cf7;
    border-color: #8b6cf7;
}
.pricing-card--featured {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg), 0 0 40px rgba(255,92,92,0.08);
}
.pricing-card--yearly { border-color: rgba(139,108,247,0.35); }
.pricing-card--yearly:hover { box-shadow: 0 20px 60px rgba(139,108,247,0.12); }
.pricing-card__badge {
    position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
    background: var(--gradient-primary); color: #fff;
    padding: 6px 22px; border-radius: 100px; font-size: 0.8rem; font-weight: 700;
    box-shadow: 0 4px 15px rgba(255,92,92,0.3); white-space: nowrap;
    transition: var(--transition); animation: badgePulse 2.5s ease-in-out infinite;
}
.pricing-card__badge--yearly {
    background: linear-gradient(135deg, #8b6cf7, #c471ed);
    box-shadow: 0 4px 15px rgba(139,108,247,0.3);
}
@keyframes badgePulse {
    0%, 100% { transform: translateX(-50%) scale(1); }
    50% { transform: translateX(-50%) scale(1.05); }
}
.pricing-card__header { text-align: center; margin-bottom: 28px; }
.pricing-card__name { font-size: 1.05rem; font-weight: 600; color: var(--color-text-secondary); margin-bottom: 12px; }

/* === 原价划线 === */
.pricing-card__original-price {
    display: flex; align-items: center; justify-content: center; gap: 6px;
    margin-bottom: 8px;
}
.pricing-card__original-label {
    font-size: 0.78rem; color: var(--color-text-muted); font-weight: 500;
}
.pricing-card__original-amount {
    font-size: 1.2rem; color: #b0b0b5; font-weight: 600;
    text-decoration: line-through; text-decoration-color: #ff5c5c;
    text-decoration-thickness: 2px;
}

/* === 限时活动价标签 === */
.pricing-card__promo-tag {
    display: inline-flex; align-items: center; gap: 5px;
    background: linear-gradient(135deg, #ff5c5c, #ff3838);
    color: #fff; font-size: 0.78rem; font-weight: 700;
    padding: 4px 16px; border-radius: 100px;
    margin-bottom: 10px;
    box-shadow: 0 2px 10px rgba(255,56,56,0.25);
}
.pricing-card__promo-icon {
    font-size: 0.85rem;
    animation: promoFlash 1.5s ease-in-out infinite;
}
@keyframes promoFlash {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* === 省钱提示 === */
.pricing-card__save-amount {
    font-size: 0.8rem; color: var(--color-primary); font-weight: 600;
    margin-top: 8px; background: rgba(255,92,92,0.06);
    padding: 4px 14px; border-radius: 100px; display: inline-block;
}

/* === 常规价对比（次月起） === */
.pricing-card__original {
    font-size: 0.82rem; color: #b0b0b5; font-weight: 500;
    margin-top: 6px;
    text-decoration: line-through;
    text-decoration-color: rgba(255,92,92,0.5);
    text-decoration-thickness: 1.5px;
}

.pricing-card__price { display: flex; align-items: baseline; justify-content: center; gap: 2px; }
.pricing-card__currency { font-size: 1.3rem; font-weight: 700; color: var(--color-primary); }
.pricing-card__amount {
    font-size: 3.5rem; font-weight: 900; line-height: 1;
    background: var(--gradient-primary); -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; background-clip: text;
    transition: transform 0.3s ease;
}
.pricing-card--yearly .pricing-card__amount {
    background: linear-gradient(135deg, #8b6cf7, #c471ed);
    -webkit-background-clip: text; background-clip: text;
}
.pricing-card--yearly .pricing-card__currency { color: #8b6cf7; }
.pricing-card__period { font-size: 0.95rem; color: var(--color-text-muted); }
.pricing-card__save {
    font-size: 0.8rem; color: #8b6cf7; font-weight: 600; margin-top: 8px;
    background: rgba(139,108,247,0.06); padding: 4px 14px;
    border-radius: 100px; display: inline-block;
}
.pricing-card__features { list-style: none; margin-bottom: 28px; }
.pricing-card__features li {
    display: flex; align-items: center; gap: 10px; padding: 9px 0;
    font-size: 0.9rem; color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
}
.pricing-card__features li:last-child { border-bottom: none; }
.pricing-card__check {
    color: #fff; font-weight: 700; font-size: 0.65rem;
    background: var(--gradient-primary); width: 20px; height: 20px;
    border-radius: 50%; display: inline-flex; align-items: center;
    justify-content: center; flex-shrink: 0;
}
.pricing-card--yearly .pricing-card__check {
    background: linear-gradient(135deg, #8b6cf7, #c471ed);
}
.pricing-card--yearly .btn--primary {
    background: linear-gradient(135deg, #8b6cf7, #c471ed, #e879f9);
    box-shadow: 0 4px 20px rgba(139,108,247,0.3);
}
.pricing-card--yearly .btn--primary:hover {
    box-shadow: 0 8px 30px rgba(139,108,247,0.4);
}

/* ===== 下单 ===== */
.order-section { padding: 100px 0; }
.order-card { max-width: 520px; margin: 0 auto; background: var(--color-bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-xl); padding: 40px; box-shadow: var(--shadow-lg); }
.form-group { margin-bottom: 24px; }
.form-label { display: block; font-size: 0.9rem; font-weight: 600; margin-bottom: 8px; color: var(--color-text); }
.form-label__hint { display: block; font-size: 0.78rem; color: var(--color-text-muted); font-weight: 400; margin-top: 2px; }
.form-input-wrapper { position: relative; display: flex; align-items: center; }
.form-input-icon { position: absolute; left: 16px; font-size: 1.1rem; z-index: 1; }
.form-input { width: 100%; padding: 14px 16px 14px 48px; background: var(--color-bg-section); border: 1.5px solid var(--color-border); border-radius: var(--radius-md); color: var(--color-text); font-size: 0.95rem; font-family: var(--font); transition: var(--transition); outline: none; }
.form-input:focus { border-color: var(--color-primary); box-shadow: 0 0 0 4px rgba(255,92,92,0.08); background: #fff; }
.form-input::placeholder { color: var(--color-text-muted); }
/* 套餐切换器 */
.plan-switcher { margin-bottom: 20px; }
.plan-switcher__label {
    font-size: 0.9rem; font-weight: 600; color: var(--color-text);
    margin-bottom: 10px;
}
.plan-switcher__tabs {
    display: grid; grid-template-columns: 1fr 1fr; gap: 0;
    position: relative;
    background: var(--color-bg-section);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 4px;
}
.plan-switcher__slider {
    position: absolute;
    top: 4px; left: 4px;
    width: calc(50% - 4px); height: calc(100% - 8px);
    background: #fff;
    border-radius: calc(var(--radius-md) - 3px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.08), 0 0 0 1px rgba(255,92,92,0.12);
    transition: transform 0.35s cubic-bezier(0.34,1.56,0.64,1);
    z-index: 0;
}
.plan-switcher__slider--yearly {
    transform: translateX(calc(100% + 0px));
    box-shadow: 0 2px 8px rgba(0,0,0,0.08), 0 0 0 1px rgba(139,108,247,0.15);
}
.plan-switcher__tab {
    position: relative; z-index: 1;
    display: flex; flex-direction: column; align-items: center;
    gap: 2px; padding: 14px 8px 10px;
    background: none; border: none;
    cursor: pointer; border-radius: calc(var(--radius-md) - 3px);
    transition: all 0.3s ease;
    font-family: var(--font);
}
.plan-switcher__tab-name {
    font-size: 0.88rem; font-weight: 700;
    color: var(--color-text-muted);
    transition: color 0.3s ease;
}
.plan-switcher__tab-price {
    font-size: 1.05rem; font-weight: 900;
    color: var(--color-text-muted);
    transition: all 0.3s ease;
}
.plan-switcher__tab-price small {
    font-size: 0.75rem; font-weight: 500;
}
.plan-switcher__tab-hint {
    font-size: 0.68rem; font-weight: 500;
    color: var(--color-text-muted);
    opacity: 0.7; margin-top: 1px;
    transition: all 0.3s ease;
}
.plan-switcher__tab--active .plan-switcher__tab-name {
    color: var(--color-text);
}
.plan-switcher__tab--active .plan-switcher__tab-price {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.plan-switcher__tab--active .plan-switcher__tab-hint {
    color: var(--color-primary); opacity: 1;
}
.plan-switcher__tab--active[data-plan="yearly"] .plan-switcher__tab-price {
    background: linear-gradient(135deg, #8b6cf7, #c471ed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.plan-switcher__tab--active[data-plan="yearly"] .plan-switcher__tab-hint {
    color: #8b6cf7;
}
.plan-switcher__tab-badge {
    position: absolute; top: -8px; right: 8px;
    background: linear-gradient(135deg, #8b6cf7, #c471ed);
    color: #fff; font-size: 0.62rem; font-weight: 700;
    padding: 2px 8px; border-radius: 100px;
    box-shadow: 0 2px 8px rgba(139,108,247,0.3);
    animation: badgePulse 2.5s ease-in-out infinite;
    white-space: nowrap;
}
.plan-switcher__tab-badge--hot {
    background: linear-gradient(135deg, #ff5c5c, #ff8a65);
    box-shadow: 0 2px 8px rgba(255,92,92,0.3);
}
.order-summary { background: var(--color-bg-section); border-radius: var(--radius-md); padding: 20px; margin-bottom: 24px; }
.order-summary__row { display: flex; justify-content: space-between; align-items: center; font-size: 0.9rem; color: var(--color-text-secondary); }
.order-summary__price { color: var(--color-text-secondary); }
.order-summary__divider { height: 1px; background: var(--color-border); margin: 12px 0; }
.order-summary__row--total { font-weight: 700; font-size: 1rem; color: var(--color-text); }
.order-summary__total { font-size: 1.3rem; font-weight: 900; color: var(--color-primary); }
.order-note { text-align: center; font-size: 0.78rem; color: var(--color-text-muted); margin-top: 16px; }
.link { color: var(--color-primary); text-decoration: underline; }

/* ===== 查询 ===== */
.query-section { padding: 80px 0; background: var(--color-bg-section); }
.query-card { max-width: 560px; margin: 0 auto; background: var(--color-bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-xl); padding: 32px; box-shadow: var(--shadow-md); }

/* 查询结果面板 */
.query-result-panel {
    margin-top: 24px; padding-top: 24px;
    border-top: 1px solid var(--color-border);
    animation: fadeInUp 0.5s ease;
}

/* 顶部状态横幅 */
.qr-banner {
    display: flex; align-items: center; gap: 16px;
    padding: 20px 24px; border-radius: var(--radius-lg);
    margin-bottom: 24px;
    background: linear-gradient(135deg, rgba(52,199,89,0.08), rgba(52,199,89,0.03));
    border: 1px solid rgba(52,199,89,0.15);
}
.qr-banner--pending {
    background: linear-gradient(135deg, rgba(255,159,67,0.08), rgba(255,159,67,0.03));
    border-color: rgba(255,159,67,0.15);
}
.qr-banner--paid {
    background: linear-gradient(135deg, rgba(59,130,246,0.08), rgba(59,130,246,0.03));
    border-color: rgba(59,130,246,0.15);
}
.qr-banner--expired, .qr-banner--cancelled {
    background: linear-gradient(135deg, rgba(161,161,166,0.08), rgba(161,161,166,0.03));
    border-color: rgba(161,161,166,0.15);
}
.qr-banner__icon {
    font-size: 2.4rem;
    animation: bannerIconPop 0.6s cubic-bezier(0.34,1.56,0.64,1) 0.2s both;
}
@keyframes bannerIconPop {
    from { transform: scale(0); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}
.qr-banner__status {
    font-size: 1.15rem; font-weight: 800; color: var(--color-text);
    margin-bottom: 2px;
}
.qr-banner__hint {
    font-size: 0.82rem; color: var(--color-text-secondary);
}

/* 进度条 */
.qr-progress {
    display: flex; align-items: center; justify-content: center;
    gap: 0; margin-bottom: 28px;
    padding: 0 16px;
}
.qr-progress__step {
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    position: relative; z-index: 1;
}
.qr-progress__step span {
    font-size: 0.72rem; font-weight: 600; color: var(--color-text-muted);
    white-space: nowrap;
}
.qr-progress__dot {
    width: 28px; height: 28px; border-radius: 50%;
    background: var(--color-bg-section);
    border: 3px solid var(--color-border);
    transition: all 0.5s cubic-bezier(0.34,1.56,0.64,1);
    position: relative;
}
.qr-progress__step--active .qr-progress__dot {
    background: var(--gradient-primary);
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(255,92,92,0.15);
}
.qr-progress__step--active .qr-progress__dot::after {
    content: '✓'; position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 0.7rem; font-weight: 900;
}
.qr-progress__step--active span {
    color: var(--color-primary); font-weight: 700;
}
.qr-progress__step--current .qr-progress__dot {
    background: #fff;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(255,92,92,0.12);
    animation: dotPulse 2s ease-in-out infinite;
}
.qr-progress__step--current .qr-progress__dot::after {
    content: ''; width: 10px; height: 10px; border-radius: 50%;
    background: var(--gradient-primary);
    position: absolute; top: 50%; left: 50%;
    transform: translate(-50%, -50%);
}
.qr-progress__step--current span {
    color: var(--color-primary); font-weight: 700;
}
@keyframes dotPulse {
    0%, 100% { box-shadow: 0 0 0 4px rgba(255,92,92,0.12); }
    50% { box-shadow: 0 0 0 8px rgba(255,92,92,0.06); }
}
.qr-progress__line {
    flex: 1; height: 3px; background: var(--color-border);
    margin: 0 -4px; margin-bottom: 22px;
    position: relative; overflow: hidden;
    border-radius: 2px;
}
.qr-progress__line--active {
    background: var(--gradient-primary);
}
.qr-progress__line--animating::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
    animation: lineShimmer 1.5s ease-in-out infinite;
}
@keyframes lineShimmer {
    from { transform: translateX(-100%); }
    to { transform: translateX(100%); }
}

/* 订单信息网格 */
.qr-details {
    display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
    margin-bottom: 20px;
}
.qr-details__item {
    display: flex; align-items: flex-start; gap: 10px;
    padding: 14px 16px;
    background: var(--color-bg-section); border-radius: var(--radius-sm);
    transition: var(--transition);
    animation: fadeInUp 0.4s ease both;
}
.qr-details__item:nth-child(1) { animation-delay: 0.1s; }
.qr-details__item:nth-child(2) { animation-delay: 0.15s; }
.qr-details__item:nth-child(3) { animation-delay: 0.2s; }
.qr-details__item:nth-child(4) { animation-delay: 0.25s; }
.qr-details__item:nth-child(5) { animation-delay: 0.3s; }
.qr-details__item:nth-child(6) { animation-delay: 0.35s; }
.qr-details__item:hover { background: rgba(255,92,92,0.03); }
.qr-details__icon { font-size: 1.2rem; flex-shrink: 0; margin-top: 2px; }
.qr-details__label {
    font-size: 0.7rem; color: var(--color-text-muted);
    text-transform: uppercase; letter-spacing: 0.05em;
    margin-bottom: 3px; font-weight: 500;
}
.qr-details__value {
    font-size: 0.92rem; font-weight: 700; color: var(--color-text);
    word-break: break-all;
}
.qr-details__value--mono {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.82rem; letter-spacing: 0.02em;
    color: var(--color-primary);
}
.qr-details__value--price {
    font-size: 1.1rem; font-weight: 900;
    background: var(--gradient-primary); -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; background-clip: text;
}

/* 服务说明卡片 */
.qr-service-card {
    display: flex; align-items: center; gap: 16px;
    padding: 18px 22px; border-radius: var(--radius-md);
    background: linear-gradient(135deg, rgba(255,92,92,0.04), rgba(255,179,71,0.04));
    border: 1px solid rgba(255,92,92,0.08);
    margin-bottom: 20px;
    animation: fadeInUp 0.5s ease 0.4s both;
}
.qr-service-card--warn {
    background: linear-gradient(135deg, rgba(255,159,67,0.06), rgba(255,200,100,0.04));
    border-color: rgba(255,159,67,0.12);
}
.qr-service-card--muted {
    background: linear-gradient(135deg, rgba(161,161,166,0.04), rgba(200,200,200,0.04));
    border-color: rgba(161,161,166,0.08);
}
.qr-service-card__icon { font-size: 1.8rem; flex-shrink: 0; }
.qr-service-card__title {
    font-size: 0.92rem; font-weight: 700; color: var(--color-text);
    margin-bottom: 3px;
}
.qr-service-card__desc {
    font-size: 0.8rem; color: var(--color-text-secondary); line-height: 1.6;
}

/* 底部操作 */
.qr-actions {
    display: flex; gap: 10px;
    animation: fadeInUp 0.5s ease 0.5s both;
}
.qr-actions .btn { flex: 1; font-size: 0.85rem; padding: 11px 16px; }

/* ===== 支付成功 — 仪式感动画系统 ===== */
.pay-success__confetti {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    pointer-events: none; z-index: 0; border-radius: var(--radius-lg);
}
.pay-success__header {
    text-align: center; padding: 28px 20px 16px; position: relative; z-index: 1;
    background: linear-gradient(180deg, rgba(255,92,92,0.06), transparent);
}
.pay-success__icon-wrap {
    position: relative; display: inline-flex; align-items: center; justify-content: center;
    width: 80px; height: 80px; margin-bottom: 12px;
}
.pay-success__icon {
    font-size: 2.8rem; position: relative; z-index: 2;
    animation: successBounce 0.8s cubic-bezier(0.34,1.56,0.64,1) both;
}
@keyframes successBounce {
    0% { transform: scale(0) rotate(-20deg); opacity: 0; }
    60% { transform: scale(1.25) rotate(5deg); opacity: 1; }
    100% { transform: scale(1) rotate(0deg); }
}
.pay-success__ring {
    position: absolute; inset: -6px; border-radius: 50%;
    border: 2px solid rgba(255,92,92,0.25);
    animation: ringExpand 1.2s ease-out 0.3s both;
}
.pay-success__ring--2 {
    inset: -14px; border-color: rgba(255,179,71,0.15);
    animation-delay: 0.5s; animation-duration: 1.4s;
}
@keyframes ringExpand {
    0% { transform: scale(0.5); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: scale(1); opacity: 0; }
}
.pay-success__title {
    font-size: 1.35rem; font-weight: 900; color: var(--color-text);
    margin-bottom: 4px; animation: fadeInUp 0.5s ease 0.3s both;
}
.pay-success__subtitle {
    font-size: 0.88rem; color: var(--color-text-secondary);
    animation: fadeInUp 0.5s ease 0.45s both;
}
.pay-success__info {
    padding: 12px 24px; position: relative; z-index: 1;
    animation: fadeInUp 0.5s ease 0.5s both;
}
.pay-success__info-row {
    display: flex; justify-content: space-between; align-items: center;
    padding: 8px 0; border-bottom: 1px dashed rgba(0,0,0,0.06);
}
.pay-success__info-row:last-child { border-bottom: none; }
.pay-success__info-label { font-size: 0.82rem; color: var(--color-text-muted); }
.pay-success__info-value {
    font-size: 0.88rem; font-weight: 700; color: var(--color-text);
    font-family: 'SF Mono', monospace;
}
.pay-success__info-value--price {
    font-size: 1rem; font-weight: 900;
    background: var(--gradient-primary); -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; background-clip: text;
}
.pay-success__milestones {
    display: flex; align-items: center; justify-content: center; gap: 0;
    padding: 16px 20px; position: relative; z-index: 1;
    animation: fadeInUp 0.5s ease 0.6s both;
}
.pay-success__milestone {
    display: flex; flex-direction: column; align-items: center; gap: 6px;
    font-size: 0.72rem; color: var(--color-text-muted); font-weight: 600;
}
.pay-success__milestone--done { color: #34c759; }
.pay-success__milestone--active { color: var(--color-primary); }
.pay-success__milestone-dot {
    width: 28px; height: 28px; border-radius: 50%; display: flex;
    align-items: center; justify-content: center; font-size: 0.75rem;
    background: rgba(52,199,89,0.1); color: #34c759; font-weight: 800;
}
.pay-success__milestone--active .pay-success__milestone-dot {
    background: linear-gradient(135deg, #ff5c5c, #ff8a65); color: #fff;
    box-shadow: 0 2px 10px rgba(255,92,92,0.3);
    animation: dotPulse 1.5s ease-in-out infinite;
}
@keyframes dotPulse { 0%,100% { box-shadow: 0 2px 10px rgba(255,92,92,0.3); } 50% { box-shadow: 0 2px 20px rgba(255,92,92,0.5); } }
.pay-success__milestone-line {
    width: 40px; height: 2px; background: rgba(0,0,0,0.08);
    margin: 0 4px; margin-bottom: 20px;
}
.pay-success__milestone-line--active {
    background: linear-gradient(90deg, #34c759, #5ac8fa);
}
.pay-success__tip {
    text-align: center; padding: 12px 24px; position: relative; z-index: 1;
    animation: fadeInUp 0.5s ease 0.7s both;
}
.pay-success__tip p {
    font-size: 0.82rem; color: var(--color-text-secondary); line-height: 1.8;
}
.pay-success__tip p:first-child {
    font-weight: 700; color: var(--color-text); font-size: 0.9rem;
}
.pay-success__btn {
    margin: 8px 24px 24px; position: relative; z-index: 1;
    animation: fadeInUp 0.5s ease 0.8s both;
    font-size: 1rem !important; padding: 14px !important;
    box-shadow: 0 4px 20px rgba(255,92,92,0.3);
}
.pay-success__btn:hover {
    transform: translateY(-2px); box-shadow: 0 8px 30px rgba(255,92,92,0.4);
}


/* ===== FAQ ===== */
.faq { padding: 100px 0; }
.faq-list { max-width: 680px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-item__question { width: 100%; display: flex; justify-content: space-between; align-items: center; padding: 20px 0; background: none; border: none; cursor: pointer; color: var(--color-text); font-size: 1rem; font-weight: 600; font-family: var(--font); text-align: left; transition: var(--transition); }
.faq-item__question:hover { color: var(--color-primary); }
.faq-item__arrow { font-size: 1.5rem; font-weight: 300; transition: var(--transition); color: var(--color-text-muted); }
.faq-item--open .faq-item__arrow { transform: rotate(90deg); color: var(--color-primary); }
.faq-item__answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease; }
.faq-item--open .faq-item__answer { max-height: 200px; padding-bottom: 20px; }
.faq-item__answer p { color: var(--color-text-secondary); font-size: 0.9rem; line-height: 1.8; }

/* ===== 底部CTA+页脚 ===== */
.bottom-cta { padding: 100px 0; text-align: center; background: var(--gradient-bg-hero); position: relative; }
.bottom-cta::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 80px; background: linear-gradient(to top, transparent, var(--color-bg)); }
.bottom-cta__title { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; margin-bottom: 12px; color: var(--color-text); }
.bottom-cta__subtitle { color: var(--color-text-secondary); margin-bottom: 32px; }
.footer { padding: 40px 0; border-top: 1px solid var(--color-border); background: #fff; }
.footer__inner { text-align: center; }
.footer__logo { font-size: 1.2rem; font-weight: 700; color: var(--color-text); }
.footer__tagline { color: var(--color-text-muted); font-size: 0.85rem; margin: 6px 0 16px; }
.footer__links { display: flex; justify-content: center; gap: 24px; margin-bottom: 16px; }
.footer__links a { color: var(--color-text-muted); font-size: 0.8rem; }
.footer__links a:hover { color: var(--color-primary); }
.footer__copy { color: var(--color-text-muted); font-size: 0.75rem; }

/* ===== 滚动进度条 ===== */
.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; background: var(--gradient-primary); z-index: 999; width: 0; transition: width 0.1s linear; }

/* ===== 在线聊天组件 ===== */
.chat-widget { position: fixed; bottom: 28px; right: 28px; z-index: 200; }
.chat-widget__trigger { width: 60px; height: 60px; border-radius: 50%; border: none; cursor: pointer; background: var(--gradient-primary); font-size: 1.6rem; display: flex; align-items: center; justify-content: center; box-shadow: 0 6px 24px rgba(255,92,92,0.35); transition: var(--transition); position: relative; }
.chat-widget__trigger:hover { transform: scale(1.08); }
.chat-widget__pulse { position: absolute; inset: -4px; border-radius: 50%; border: 2px solid var(--color-primary); animation: pulse 2s ease-in-out infinite; opacity: 0; }
@keyframes pulse { 0%,100%{ transform:scale(1);opacity:0; } 50%{ transform:scale(1.15);opacity:0.4; } }
.chat-widget__window { position: absolute; bottom: 72px; right: 0; width: 360px; height: 520px; background: #fff; border-radius: var(--radius-lg); box-shadow: 0 12px 48px rgba(0,0,0,0.13); border: 1px solid var(--color-border); display: none; flex-direction: column; overflow: hidden; animation: fadeInUp 0.3s ease; }
.chat-widget__window--open { display: flex; }
.chat-widget__header { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; background: linear-gradient(135deg, #ff9a76, #ffc996); color: #fff; }
.chat-widget__header-info { display: flex; align-items: center; gap: 5px; }
.chat-widget__avatar { font-size: 1.2rem; }
.chat-widget__name { font-weight: 700; font-size: 0.9rem; }
.chat-widget__status { font-size: 0.6rem; opacity: 0.9; display: flex; align-items: center; gap: 2px; }
.chat-widget__dot { width: 5px; height: 5px; border-radius: 50%; background: #4ade80; display: inline-block; }
.chat-widget__close { background: none; border: none; color: #fff; font-size: 1rem; cursor: pointer; opacity: 0.8; padding: 0; line-height: 1; }
.chat-widget__close:hover { opacity: 1; }
.chat-widget__messages { flex: 1; overflow-y: auto; padding: 10px; display: flex; flex-direction: column; gap: 5px; }
.chat-msg { display: flex; }
.chat-msg--bot, .chat-msg--admin { justify-content: flex-start; }
.chat-msg--visitor { justify-content: flex-end; }
.chat-msg__bubble { max-width: 82%; padding: 8px 12px; border-radius: 12px; font-size: 0.9rem; line-height: 1.5; animation: fadeInUp 0.3s ease; }
.chat-msg--bot .chat-msg__bubble, .chat-msg--admin .chat-msg__bubble { background: #f0f2f5; color: #333; border-bottom-left-radius: 4px; }
.chat-msg--visitor .chat-msg__bubble { background: linear-gradient(135deg, #ff9a76, #ffc996); color: #fff; border-bottom-right-radius: 4px; }
.chat-widget__input { display: flex; gap: 8px; padding: 10px; border-top: 1px solid var(--color-border); align-items: flex-end; }
.chat-widget__input textarea { flex: 1; padding: 8px 10px; border: 1px solid var(--color-border); border-radius: 6px; font-size: 0.85rem; font-family: var(--font); outline: none; resize: none; max-height: 80px; height: 36px; overflow-y: auto; line-height: 1.4; box-sizing: border-box; }
.chat-widget__input textarea:focus { border-color: var(--color-primary); }
.chat-widget__input button#chatSend { padding: 0 16px; background: linear-gradient(135deg, #ff9a76, #ffc996); color: #fff; border: none; border-radius: 6px; font-weight: 600; font-size: 0.85rem; cursor: pointer; font-family: var(--font); flex-shrink: 0; white-space: nowrap; height: 36px; display: flex; align-items: center; justify-content: center; }
.emoji-panel {
  position: absolute; bottom: calc(100% + 5px); left: 0; right: 0;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(36px, 1fr)); gap: 2px;
  padding: 12px; background: #fff; border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  max-height: 200px; overflow-y: auto; animation: fadeInUp 0.15s ease;
  box-shadow: 0 -4px 16px rgba(0,0,0,0.08); z-index: 10;
}
.emoji-item {
  width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; cursor: pointer; border-radius: 6px; transition: all 0.15s;
  user-select: none;
}
.emoji-item:hover { background: rgba(255,92,92,0.1); transform: scale(1.25); }

/* 查询表单竖排 */
.query-form--stack { flex-direction: column; gap: 12px; }

/* ===== 活动通知（顶部滚动） ===== */
.activity-toast {
    position: fixed; top: 72px; left: 24px; 
    z-index: 150; pointer-events: none;
}
.toast-item {
    background: rgba(255,255,255,0.92); backdrop-filter: blur(16px);
    border: 1px solid var(--color-border); border-radius: 100px;
    padding: 8px 20px; box-shadow: var(--shadow-md);
    font-size: 0.8rem; color: var(--color-text-secondary);
    animation: toastSlideDown 0.5s ease, toastSlideUp 0.5s ease 4s forwards;
    display: flex; align-items: center; gap: 8px; white-space: nowrap;
}
.toast-item__icon { font-size: 1rem; }
@keyframes toastSlideDown {
    from { opacity: 0; transform: translateY(-20px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes toastSlideUp {
    to { opacity: 0; transform: translateY(-20px); }
}

/* ===== 动画 ===== */
@keyframes fadeInUp { from { opacity:0; transform:translateY(24px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeInDown { from { opacity:0; transform:translateY(-16px); } to { opacity:1; transform:translateY(0); } }
.reveal { opacity: 0; transform: translateY(40px) scale(0.97); transition: opacity 0.8s cubic-bezier(0.25,0.46,0.45,0.94), transform 0.8s cubic-bezier(0.34,1.56,0.64,1); }
.reveal--visible { opacity: 1; transform: translateY(0) scale(1); }
.btn-spinner { display: inline-block; width: 18px; height: 18px; border: 2px solid rgba(255,255,255,0.3); border-top-color: #fff; border-radius: 50%; animation: spin 0.6s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== 响应式 ===== */
@media (max-width: 768px) {
    /* 导航 */
    .navbar__links a:not(.navbar__cta) { display: none; }
    .navbar { padding: 12px 0; }
    .navbar--scrolled { padding: 8px 0; }

    /* Hero 紧凑 */
    .hero { padding: 120px 0 60px; }
    .hero__title { font-size: 2rem; margin-bottom: 16px; }
    .hero__subtitle { font-size: 0.95rem; margin-bottom: 24px; }
    .hero__actions { margin-bottom: 28px; flex-direction: column; align-items: center; }
    .hero__visual { margin-bottom: 24px; }
    .phone-mockup { width: 220px; }
    .hero__stats {
        flex-direction: row; gap: 12px; padding: 16px 20px;
        border-radius: var(--radius-lg);
    }
    .hero__stat-num { font-size: 1.3rem; }
    .hero__stat-label { font-size: 0.68rem; }
    .hero__stat-divider { width: 1px; height: 28px; }
    .float-bubble { display: none; }

    /* 通用section间距压缩 */
    .pain-points { padding: 60px 0 50px; }
    .how-it-works { padding: 60px 0; }
    .features { padding: 60px 0; }
    .effect-showcase { padding: 60px 0; }
    .compare-section { padding: 60px 0; }
    .pricing { padding: 60px 0; }
    .order-section { padding: 60px 0; }
    .query-section { padding: 50px 0; }
    .faq { padding: 60px 0; }
    .bottom-cta { padding: 60px 0; }

    /* 标题间距 */
    .section-title { font-size: 1.3rem; margin-bottom: 8px; }
    .section-subtitle { font-size: 0.88rem; margin-bottom: 28px; }

    /* 痛点：2列保持 */
    .pain-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .pain-card { padding: 20px 16px; border-radius: var(--radius-md); }
    .pain-card__icon { font-size: 1.6rem; margin-bottom: 10px; }
    .pain-card__title { font-size: 0.92rem; margin-bottom: 4px; }
    .pain-card__desc { font-size: 0.78rem; line-height: 1.6; }

    /* 步骤紧凑 */
    .step { padding: 18px 20px; gap: 14px; }
    .step__number { font-size: 1.4rem; }
    .step__title { font-size: 0.95rem; }
    .step__desc { font-size: 0.82rem; }
    .step-connector { height: 20px; }

    /* 卖点单列横排 */
    .feature-grid--three { grid-template-columns: 1fr; gap: 12px; }
    .feature-card--hero {
        padding: 24px 20px;
        flex-direction: row;
        text-align: left;
        gap: 16px;
        align-items: flex-start;
        min-height: auto;
    }
    .feature-card--hero .feature-card__icon {
        font-size: 2rem;
        width: 52px;
        height: 52px;
        min-width: 52px;
        flex-shrink: 0;
        border-radius: 14px;
        margin-bottom: 0;
    }
    .feature-card--hero .feature-card__content {
        flex: 1;
        min-width: 0;
    }
    .feature-card--hero .feature-card__title { font-size: 1rem; margin-bottom: 4px; }
    .feature-card--hero .feature-card__desc { font-size: 0.82rem; line-height: 1.6; word-break: break-word; }

    /* 对比区域响应式已移至文件末尾（在基础样式之后），此处不再定义 */

    /* 算法原理 */
    .algo-explain { flex-direction: column; gap: 8px; }
    .algo-card { padding: 22px 18px; min-width: 0; }
    .algo-card--arrow { flex: 0; min-width: auto; max-width: none; transform: rotate(90deg) !important; padding: 0; }
    .algo-card__content h3 { font-size: 0.95rem; }
    .algo-card__content p { font-size: 0.8rem; }

    /* Before/After */
    .before-after { flex-direction: column; gap: 0; }
    .before-after__card { padding: 12px; }
    .before-after__arrow { transform: rotate(90deg); padding: 4px 0; }
    .before-after__arrow-text { font-size: 0.65rem; }

    /* 信任 */
    .trust-grid { gap: 14px; padding: 16px; flex-direction: column; }
    .trust-item__text { font-size: 0.78rem; }

    /* 定价 */
    .pricing-grid { grid-template-columns: 1fr; max-width: 400px; }
    .pricing-card { padding: 28px 20px; }
    .pricing-card--selected { transform: translateY(-8px) scale(1.01); }
    .pricing-card__amount { font-size: 2.8rem; }
    .pricing-card__features li { font-size: 0.85rem; padding: 7px 0; }

    /* 下单 */
    .order-card { padding: 24px 18px; }

    /* 套餐切换器 */
    .plan-switcher { margin-bottom: 16px; }
    .plan-switcher__label { font-size: 0.85rem; margin-bottom: 8px; }
    .plan-switcher__tab { padding: 12px 6px 8px; gap: 1px; }
    .plan-switcher__tab-name { font-size: 0.82rem; }
    .plan-switcher__tab-price { font-size: 0.95rem; }
    .plan-switcher__tab-price small { font-size: 0.7rem; }
    .plan-switcher__tab-hint { font-size: 0.62rem; }
    .plan-switcher__tab-badge { font-size: 0.58rem; padding: 2px 6px; top: -7px; right: 4px; }
    .order-summary { padding: 16px; margin-bottom: 18px; }
    .order-summary__row { font-size: 0.85rem; }
    .order-summary__total { font-size: 1.15rem; }

    /* 支付方式 */
    .pay-method-select__options { grid-template-columns: 1fr; }
    .pay-method-option { padding: 12px 14px; }

    /* Hero proof 信任项 */
    .hero__proof { gap: 10px; flex-wrap: wrap; justify-content: center; }
    .hero__proof-dot { width: 3px; height: 3px; }
    .hero__proof-item { font-size: 0.78rem; gap: 4px; }
    .hero__proof-icon { font-size: 0.95rem; }

    /* 查询表单 */
    .query-form { flex-direction: column; }
    .query-card { padding: 24px 18px; }
    .qr-details { grid-template-columns: 1fr; }
    .qr-progress__dot { width: 24px; height: 24px; }
    .qr-progress__step span { font-size: 0.65rem; }
    .qr-banner { padding: 16px 18px; gap: 12px; }
    .qr-banner__icon { font-size: 2rem; }
    .qr-banner__status { font-size: 1rem; }
    .qr-service-card { padding: 14px 16px; gap: 12px; }

    /* 聊天 */
    .chat-widget__window { width: 340px; height: 480px; right: -10px; }
    .chat-widget { bottom: 16px; right: 16px; }
    .chat-widget__trigger { width: 56px; height: 56px; font-size: 1.4rem; }

    /* Toast */
    .activity-toast { top: 56px; left: 12px; }
    .toast-item { font-size: 0.72rem; padding: 6px 14px; }

    /* FAQ */
    .faq-item__question { font-size: 0.9rem; padding: 14px 0; }

    /* 底部CTA */
    .bottom-cta__title { font-size: 1.2rem; }
    .bottom-cta__subtitle { font-size: 0.88rem; margin-bottom: 20px; }

    /* 按钮 */
    .btn--lg { padding: 13px 28px; font-size: 0.92rem; }

    /* 弹窗 */
    .modal-content { padding: 28px 20px; max-width: 100%; }
}

@media (max-width: 480px) {
    .hero { padding: 100px 0 40px; }
    .hero__badge { font-size: 0.75rem; padding: 6px 16px; margin-bottom: 20px; }
    .hero__title { font-size: 1.7rem; }
    .pain-grid { grid-template-columns: 1fr; gap: 10px; }
    .pricing-card { padding: 24px 16px; }
    .pricing-card__amount { font-size: 2.4rem; }
    .order-card { padding: 20px 14px; }
    .query-card { padding: 20px 14px; }

    /* 套餐切换器极小屏 */
    .plan-switcher__tab { padding: 10px 4px 8px; }
    .plan-switcher__tab-name { font-size: 0.78rem; }
    .plan-switcher__tab-price { font-size: 0.88rem; }
    .plan-switcher__tab-hint { font-size: 0.6rem; }
    .plan-switcher__tab-badge { font-size: 0.55rem; padding: 1px 5px; top: -6px; right: 2px; }
    .order-summary { padding: 14px; }
    .order-summary__row { font-size: 0.82rem; }
    .order-summary__total { font-size: 1.05rem; }

    /* 聊天窗口极小屏 */
    .chat-widget__window { width: calc(100vw - 32px); right: -12px; bottom: 64px; height: 70vh; max-height: 480px; }
}

/* ===== 了解详情弹跳引导 ===== */
.btn--bounce {
    position: relative;
    animation: gentleBounce 2.5s ease-in-out infinite;
}
.btn--bounce::after {
    content: '';
    display: inline-block;
    width: 8px; height: 8px;
    border-right: 2px solid var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
    transform: rotate(45deg);
    margin-left: 6px;
    vertical-align: 2px;
    transition: var(--transition);
    animation: arrowBounce 2.5s ease-in-out infinite;
}
.btn--bounce:hover::after {
    border-color: var(--color-primary);
}
@keyframes gentleBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(4px); }
}
@keyframes arrowBounce {
    0%, 100% { transform: rotate(45deg) translateY(0); }
    50% { transform: rotate(45deg) translateY(3px); }
}

/* ===== 引导链接 ===== */
.guide-link {
    color: var(--color-primary) !important;
    font-weight: 600;
    margin-left: 4px;
    text-decoration: none;
    border-bottom: 1px dashed var(--color-primary);
    transition: var(--transition);
}
.guide-link:hover {
    color: var(--color-primary-dark) !important;
    border-bottom-style: solid;
}

/* ===== 模态弹窗 ===== */
.modal-overlay {
    position: fixed; inset: 0; z-index: 1000;
    background: rgba(0,0,0,0.5); backdrop-filter: blur(12px);
    display: none; align-items: center; justify-content: center;
    padding: 20px;
    animation: fadeIn 0.25s ease;
}
.modal-overlay--open { display: flex; }
.modal-content {
    background: #fff; border-radius: var(--radius-xl);
    max-width: 520px; width: 100%; max-height: 80vh;
    overflow-y: auto; position: relative;
    padding: 36px 32px; box-shadow: 0 24px 80px rgba(0,0,0,0.18);
    animation: modalSlideUp 0.35s cubic-bezier(0.34,1.56,0.64,1);
    /* 隐藏滚动条 */
    scrollbar-width: none; -ms-overflow-style: none;
}
.modal-content::-webkit-scrollbar { display: none; }
.modal-content--legal {
    max-width: 580px; padding: 0; overflow: hidden;
}
.modal-close {
    position: absolute; top: 16px; right: 16px; z-index: 2;
    width: 34px; height: 34px; border-radius: 50%;
    border: none; background: rgba(255,255,255,0.85); backdrop-filter: blur(8px);
    color: var(--color-text-secondary); font-size: 1rem;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    transition: var(--transition);
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
.modal-close:hover { background: var(--color-primary); color: #fff; box-shadow: 0 4px 12px rgba(255,92,92,0.3); }
.modal-title {
    font-size: 1.25rem; font-weight: 800; color: var(--color-text);
    margin-bottom: 20px; padding-right: 32px;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes modalSlideUp {
    from { opacity: 0; transform: translateY(30px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* 引导图弹窗 — 精致卡片风 */
.modal-content--guide { padding: 0; overflow: hidden; }
.modal-content--guide .modal-title {
    padding: 28px 32px 0; margin-bottom: 16px;
}
.guide-steps {
    display: flex; flex-direction: column; gap: 10px;
    margin: 0 24px 20px; padding: 0;
}
.guide-step {
    display: flex; align-items: center; gap: 14px;
    padding: 14px 18px; background: linear-gradient(135deg, #fff8f5, #fff0ed);
    border-radius: var(--radius-sm); font-size: 0.88rem; color: var(--color-text);
    border: 1px solid rgba(255,92,92,0.06);
    transition: var(--transition);
}
.guide-step:hover { transform: translateX(4px); border-color: rgba(255,92,92,0.15); }
.guide-step__num {
    width: 30px; height: 30px; border-radius: 50%;
    background: var(--gradient-primary); color: #fff;
    font-weight: 700; font-size: 0.8rem;
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
    box-shadow: 0 3px 10px rgba(255,92,92,0.25);
}
.guide-image-wrapper {
    border-radius: 0; overflow: hidden;
    border: none; border-top: 1px solid var(--color-border);
    margin: 0;
}
.guide-image { width: 100%; display: block; }
.guide-note {
    text-align: center; font-size: 0.82rem;
    color: var(--color-text-muted); padding: 16px 24px 20px;
    background: var(--color-bg-section);
}

/* 法律文本弹窗 — 渐变头部+优雅排版 */
.modal-content--legal .legal-header {
    background: linear-gradient(135deg, #fff5f0, #ffe8f5, #f0e4ff);
    padding: 32px 32px 20px; position: relative;
}
.modal-content--legal .legal-header .modal-title {
    margin-bottom: 4px; font-size: 1.3rem;
}
.modal-content--legal .legal-header .legal-subtitle {
    font-size: 0.82rem; color: var(--color-text-muted);
}
.legal-body {
    padding: 24px 32px 32px;
    max-height: 55vh; overflow-y: auto;
    scrollbar-width: none; -ms-overflow-style: none;
}
.legal-body::-webkit-scrollbar { display: none; }
.legal-content { font-size: 0.88rem; color: var(--color-text-secondary); line-height: 1.9; }
.legal-content h4 {
    font-size: 0.92rem; font-weight: 700; color: var(--color-text);
    margin: 24px 0 10px; padding: 8px 14px;
    background: linear-gradient(135deg, rgba(255,92,92,0.04), rgba(255,138,101,0.04));
    border-radius: 8px; border-left: 3px solid var(--color-primary);
}
.legal-content h4:first-of-type { margin-top: 0; }
.legal-content p { margin-bottom: 8px; }
.legal-content ul {
    margin: 8px 0 12px 20px; list-style: none;
}
.legal-content ul li {
    margin-bottom: 6px; position: relative; padding-left: 16px;
}
.legal-content ul li::before {
    content: ''; position: absolute; left: 0; top: 10px;
    width: 5px; height: 5px; border-radius: 50%;
    background: var(--gradient-primary);
}
.legal-updated {
    display: inline-block; font-size: 0.75rem; color: var(--color-text-muted);
    background: rgba(255,255,255,0.7); padding: 4px 12px;
    border-radius: 100px; margin-bottom: 8px;
}

/* ===== 支付二维码弹窗 ===== */
.modal-content--payment {
    max-width: 520px; padding: 0; overflow: hidden;
    max-height: 90vh; display: flex; flex-direction: column;
}
.payment-modal {
    text-align: center;
    overflow-y: auto; flex: 1;
    scrollbar-width: none;
}
.payment-modal::-webkit-scrollbar { display: none; }
.payment-modal__header {
    background: linear-gradient(135deg, #1677ff, #3b99fc, #69b4ff);
    padding: 18px 24px 14px; color: #fff;
}
.payment-modal__icon { font-size: 1.6rem; margin-bottom: 4px; }
.payment-modal__title { font-size: 1.2rem; font-weight: 800; margin-bottom: 2px; }
.payment-modal__subtitle { font-size: 0.82rem; opacity: 0.85; }
.payment-modal__qr {
    padding: 16px 40px 10px;
    background: #fff;
}
/* 扫码二维码容器 */
.payment-modal__qr-wrap {
    position: relative; display: flex; justify-content: center;
    padding: 20px; margin: 0 20px;
    background: #fff; border-radius: 16px;
    border: 2px solid #f0f0f0;
}
.payment-modal__qr-img {
    width: 220px; height: 220px; display: block;
    border-radius: 8px;
}
.payment-modal__qr-overlay {
    position: absolute; inset: 0; display: flex;
    align-items: center; justify-content: center;
    background: rgba(255,255,255,0.92); border-radius: 16px;
    font-size: 0.9rem; font-weight: 700; color: #999;
}
.payment-modal__info {
    margin: 8px 20px 0; padding: 10px 14px;
    background: var(--color-bg-section); border-radius: 10px;
}
.payment-modal__info-row {
    display: flex; justify-content: space-between; align-items: center;
    padding: 5px 0; font-size: 0.82rem;
}
.payment-modal__info-row + .payment-modal__info-row {
    border-top: 1px solid var(--color-border);
}
.payment-modal__info-label { color: var(--color-text-muted); }
.payment-modal__info-value { font-weight: 700; color: var(--color-text); font-size: 0.8rem; }
.payment-modal__info-value--price { color: var(--color-primary); font-size: 1.05rem; font-weight: 900; }
.payment-modal__remark {
    margin: 10px 20px 0; padding: 14px 16px;
    background: linear-gradient(135deg, #fff8f0, #fff3e8);
    border: 2px dashed rgba(255,138,0,0.35);
    border-radius: 10px;
}
.payment-modal__remark-label {
    font-size: 0.88rem; font-weight: 700; color: #c57400;
    margin-bottom: 8px;
}
.payment-modal__remark-box {
    font-size: 0.82rem; font-weight: 700; color: #333;
    background: #fff; padding: 10px 12px; border-radius: 8px;
    border: 1px solid rgba(0,0,0,0.06);
    word-break: break-all; line-height: 1.5;
    margin-bottom: 10px;
}
.payment-modal__copy-btn {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 9px 22px; border: none; border-radius: 100px;
    background: linear-gradient(135deg, #ff8a00, #ff6d00);
    color: #fff; font-weight: 700; font-size: 0.84rem;
    cursor: pointer; font-family: var(--font);
    transition: var(--transition);
    box-shadow: 0 3px 12px rgba(255,138,0,0.25);
}
.payment-modal__copy-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 5px 16px rgba(255,138,0,0.35);
}
.payment-modal__copy-btn--done {
    background: linear-gradient(135deg, #22c55e, #16a34a) !important;
    box-shadow: 0 3px 12px rgba(34,197,94,0.25) !important;
}
.payment-modal__steps {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 5px; margin: 10px 20px 0;
}
.payment-modal__step {
    font-size: 0.72rem; color: var(--color-text-secondary);
    padding: 7px 8px; background: var(--color-bg-section);
    border-radius: 8px; text-align: left;
}
.payment-modal__note {
    font-size: 0.72rem; color: var(--color-text-muted);
    padding: 10px 20px 16px; margin: 0;
}

/* ===== 支付方式选择器 ===== */
.pay-method-select { margin-bottom: 20px; }
.pay-method-select__label { font-size: 0.88rem; font-weight: 600; margin-bottom: 10px; color: var(--color-text); }
.pay-method-select__options { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.pay-method-option {
    display: flex; align-items: center; gap: 10px;
    padding: 14px 16px; border-radius: var(--radius-md);
    border: 2px solid var(--color-border); background: var(--color-bg-section);
    cursor: pointer; transition: var(--transition); position: relative;
}
.pay-method-option input[type="radio"] { display: none; }
.pay-method-option__icon { font-size: 1.4rem; }
.pay-method-option__name { font-size: 0.9rem; font-weight: 600; color: var(--color-text); }
.pay-method-option__check {
    position: absolute; top: 8px; right: 8px;
    width: 20px; height: 20px; border-radius: 50%;
    background: var(--gradient-primary); color: #fff;
    font-size: 0.65rem; font-weight: 700;
    display: none; align-items: center; justify-content: center;
}
.pay-method-option:hover { border-color: rgba(255,92,92,0.3); }
.pay-method-option--active {
    border-color: var(--color-primary);
    background: rgba(255,92,92,0.04);
    box-shadow: 0 0 0 3px rgba(255,92,92,0.08);
}
.pay-method-option--active .pay-method-option__check { display: flex; }

/* ===== 支付弹窗 — 多状态 ===== */
.payment-modal__header--loading {
    background: linear-gradient(135deg, #667eea, #764ba2);
    padding: 32px 24px 28px; color: #fff;
}
.payment-modal__header--success {
    background: linear-gradient(135deg, #22c55e, #16a34a);
    padding: 24px 24px 20px; color: #fff;
}
.payment-modal__header--warn {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    padding: 24px 24px 20px; color: #fff;
}
.payment-modal__loading-spinner {
    width: 40px; height: 40px; margin: 0 auto 12px;
    border: 3px solid rgba(255,255,255,0.3); border-top-color: #fff;
    border-radius: 50%; animation: spin 0.8s linear infinite;
}
.payment-modal__success-icon { font-size: 2.8rem; margin-bottom: 8px; }
.payment-modal__waiting {
    text-align: center; padding: 24px 20px 16px;
}
.payment-modal__waiting-dots {
    display: flex; justify-content: center; gap: 8px; margin-bottom: 14px;
}
.payment-modal__waiting-dots span {
    width: 10px; height: 10px; border-radius: 50%;
    background: var(--color-primary); opacity: 0.3;
    animation: dotPulse 1.4s ease-in-out infinite;
}
.payment-modal__waiting-dots span:nth-child(2) { animation-delay: 0.2s; }
.payment-modal__waiting-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes dotPulse { 0%,80%,100%{ opacity:0.3; transform:scale(1); } 40%{ opacity:1; transform:scale(1.3); } }
.payment-modal__waiting-text {
    font-size: 0.95rem; font-weight: 700; color: var(--color-text); margin-bottom: 4px;
}
.payment-modal__waiting-hint {
    font-size: 0.78rem; color: var(--color-text-muted);
}
.payment-modal__actions {
    padding: 0 20px 16px; text-align: center;
}
.payment-modal__action-btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 10px 24px; border: 1.5px solid var(--color-border);
    border-radius: 100px; background: var(--color-bg-section);
    color: var(--color-text-secondary); font-size: 0.82rem; font-weight: 600;
    cursor: pointer; font-family: var(--font); transition: var(--transition);
}
.payment-modal__action-btn:hover {
    border-color: var(--color-primary); color: var(--color-primary);
}
.payment-modal__success-tip {
    text-align: center; padding: 16px 20px;
    background: rgba(34,197,94,0.06); margin: 0 20px 16px;
    border-radius: var(--radius-md); font-size: 0.88rem; color: var(--color-text);
}
.payment-modal__fallback-tip {
    padding: 16px 20px; margin: 12px 20px 16px;
    background: rgba(245,158,11,0.06); border-radius: var(--radius-md);
    font-size: 0.85rem; color: var(--color-text-secondary); line-height: 1.8;
}
.payment-modal__fallback-tip p { margin-bottom: 4px; }
.payment-modal__state .btn { margin: 0 20px 20px; width: calc(100% - 40px); }

/* ===== 成本对比区块 ===== */
.compare-section { padding: 100px 0; background: var(--color-bg); }

/* 价格对比表 —— 极简两列 */
.compare-table {
    max-width: 720px; margin: 0 auto 20px;
    background: rgba(255,255,255,0.7); backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.5);
    border-radius: var(--radius-xl); overflow: hidden;
    box-shadow: var(--shadow-md);
}
.compare-table__header {
    display: grid; grid-template-columns: 1.2fr 1fr 1fr;
    background: var(--color-bg-section); border-bottom: 1px solid var(--color-border);
}
.compare-table__header .compare-table__col--other,
.compare-table__header .compare-table__col--us {
    display: flex; flex-direction: row; align-items: center; gap: 8px;
    font-size: 0.95rem; font-weight: 700;
}
.compare-table__header .compare-table__col--us {
    color: var(--color-primary);
    background: rgba(255,92,92,0.06);
}
.compare-table__header .compare-table__col--other {
    color: var(--color-text-secondary);
}
.compare-table__row {
    display: grid; grid-template-columns: 1.2fr 1fr 1fr;
    border-bottom: 1px solid var(--color-border);
    transition: background 0.2s ease;
}
.compare-table__row:hover { background: rgba(0,0,0,0.01); }
.compare-table__row:last-child { border-bottom: none; }
.compare-table__row--total {
    background: linear-gradient(135deg, rgba(255,248,245,0.8), rgba(255,240,235,0.6));
}
.compare-table__row--total:hover {
    background: linear-gradient(135deg, rgba(255,248,245,0.95), rgba(255,240,235,0.8));
}
.compare-table__col {
    padding: 20px 24px; display: flex; flex-direction: column;
    align-items: center; justify-content: center; text-align: center; gap: 4px;
}
.compare-table__col--label {
    align-items: flex-start; text-align: left;
    font-size: 0.92rem; font-weight: 600; color: var(--color-text);
}
.compare-table__col--us {
    background: rgba(255,92,92,0.03);
    border-left: 2px solid rgba(255,92,92,0.12);
}
.compare-table__provider-icon { font-size: 1.2rem; }

/* 价格标签 */
.compare-price { font-weight: 800; display: block; }
.compare-price--expensive { color: #b91c1c; font-size: 1.1rem; }
.compare-price--cheap {
    color: var(--color-primary); font-size: 1.1rem;
    background: var(--gradient-primary); -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; background-clip: text;
}
.compare-price--big { font-size: 2rem !important; letter-spacing: -0.02em; }
.compare-unit { font-size: 0.75rem; color: var(--color-text-muted); font-weight: 500; }
.compare-unit--us { color: var(--color-primary); font-weight: 600; }

.compare-disclaimer {
    text-align: center; font-size: 0.72rem; color: var(--color-text-muted);
    margin-bottom: 60px; font-style: italic;
}

/* 优势卡片 */
.compare-advantages { margin-bottom: 60px; }
.compare-advantages__title {
    text-align: center; font-size: 1.4rem; font-weight: 800;
    margin-bottom: 32px; color: var(--color-text);
}
.compare-adv-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
    max-width: 960px; margin: 0 auto;
}
.compare-adv-card {
    background: rgba(255,255,255,0.65); backdrop-filter: blur(16px);
    border: 1px solid rgba(255,255,255,0.5);
    border-radius: var(--radius-lg); padding: 28px 24px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.5s cubic-bezier(0.34,1.56,0.64,1), box-shadow var(--transition);
}
.compare-adv-card:hover {
    transform: translateY(-6px); box-shadow: var(--shadow-card-hover);
}
.compare-adv-card__icon { font-size: 1.8rem; margin-bottom: 12px; }
.compare-adv-card__title {
    font-size: 1.05rem; font-weight: 800; margin-bottom: 14px;
    color: var(--color-text);
}
.compare-adv-card__other {
    font-size: 0.84rem; color: #9ca3af; margin-bottom: 6px; line-height: 1.7;
    text-decoration: line-through; text-decoration-color: rgba(185,28,28,0.3);
}
.compare-adv-card__us {
    font-size: 0.84rem; color: var(--color-text); font-weight: 600; line-height: 1.7;
}

/* 总结横幅 */
.compare-summary {
    text-align: center; padding: 40px 32px;
    background: linear-gradient(135deg, rgba(255,248,245,0.9), rgba(255,240,250,0.9), rgba(245,240,255,0.9));
    border-radius: var(--radius-xl); border: 1px solid rgba(255,255,255,0.6);
    box-shadow: var(--shadow-md);
}
.compare-summary__text {
    display: flex; align-items: center; justify-content: center;
    gap: 16px; flex-wrap: wrap; margin-bottom: 24px;
}
.compare-summary__highlight {
    font-size: 1.15rem; font-weight: 800; color: #9ca3af;
    text-decoration: line-through; text-decoration-color: rgba(185,28,28,0.4);
    text-decoration-thickness: 2px;
}
.compare-summary__highlight--us {
    color: var(--color-text); text-decoration: none;
    background: var(--gradient-primary); -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; background-clip: text;
    font-size: 1.3rem;
}
.compare-summary__vs {
    font-size: 0.82rem; font-weight: 800; color: var(--color-text-muted);
    background: rgba(0,0,0,0.04); padding: 4px 14px; border-radius: 100px;
}

/* ===== 移动端对比区域修复（必须在基础样式之后） ===== */
@media (max-width: 768px) {
    /* 对比表：label全宽 + 3列数据 */
    .compare-table { border-radius: var(--radius-lg); margin-bottom: 12px; }
    .compare-table__header,
    .compare-table__row {
        grid-template-columns: repeat(3, 1fr);
    }
    /* 隐藏表头空白label格 */
    .compare-table__header .compare-table__col--label { display: none; }
    /* 数据行label横跨全宽 */
    .compare-table__col--label {
        grid-column: 1 / -1;
        text-align: center;
        background: var(--color-bg-section);
        border-bottom: 1px solid var(--color-border);
        font-size: 0.82rem; font-weight: 700;
        padding: 8px 12px;
    }
    .compare-table__col-hint { font-size: 0.65rem; display: inline; }
    .compare-table__col { padding: 12px 8px; gap: 3px; }
    .compare-table__col--us { border-left: 2px solid rgba(255,92,92,0.12); border-top: none; }
    .compare-price { font-size: 0.95rem; }
    .compare-price--big { font-size: 1.15rem !important; }
    .compare-unit { font-size: 0.65rem; }
    .compare-table__provider { font-size: 0.78rem; gap: 4px; }
    .compare-table__provider-icon { font-size: 1rem; }
    .compare-table__provider-tag { font-size: 0.6rem; padding: 2px 8px; }

    /* 优势卡片：强制单列 */
    .compare-adv-grid {
        grid-template-columns: 1fr !important;
        gap: 10px;
    }
    .compare-adv-card { padding: 20px 18px; }
    .compare-adv-card__icon { font-size: 1.4rem; margin-bottom: 8px; }
    .compare-adv-card__title { font-size: 1rem; margin-bottom: 10px; }
    .compare-adv-card__other { font-size: 0.85rem; margin-bottom: 6px; line-height: 1.6; }
    .compare-adv-card__us { font-size: 0.85rem; line-height: 1.6; }
    .compare-advantages { margin-bottom: 36px; }
    .compare-advantages__title { font-size: 1.2rem; margin-bottom: 20px; }

    /* 总结横幅 */
    .compare-summary { padding: 28px 20px; }
    .compare-summary__text { flex-direction: column; gap: 8px; }
    .compare-summary__highlight { font-size: 0.92rem; }
    .compare-summary__highlight--us { font-size: 1.05rem; }
    .compare-summary__vs { font-size: 0.75rem; }

    .compare-disclaimer { margin-bottom: 36px; font-size: 0.68rem; }

    /* Before/After 箭头修复 */
    .before-after__arrow {
        transform: none;
        padding: 10px 0;
    }
    .before-after__arrow-icon { transform: rotate(90deg); }
    .before-after__arrow-text { font-size: 0.75rem; transform: none; }
}
@media (max-width: 480px) {
    .compare-table__col { padding: 10px 6px; }
    .compare-price { font-size: 0.82rem; }
    .compare-price--big { font-size: 1rem !important; }
    .compare-unit { font-size: 0.58rem; }
    .compare-table__provider { font-size: 0.7rem; }
    .compare-table__provider-tag { font-size: 0.55rem; }
}