/* ============================================================
   知空 · 设计系统
   结构：设计令牌 → 基础重置 → 通用原子 → 组件 → 布局 → 响应式
   ============================================================ */

/* ---------- 设计令牌 ---------- */
:root {
    /* 品牌色 */
    --primary-500: #6366F1;
    --primary-600: #4F46E5;
    --violet: #8B5CF6;
    --cyan: #06B6D4;
    --brand-grad: linear-gradient(135deg, #6366F1 0%, #8B5CF6 55%, #06B6D4 130%);

    /* 中性色 */
    --bg: #F7F8FC;
    --surface: #FFFFFF;
    --surface-2: #F1F3F9;
    --text-1: #0F172A;
    --text-2: #475569;
    --text-3: #94A3B8;
    --border: #E6E8F0;
    --border-strong: #D8DBE8;

    /* 语义色 */
    --success: #10B981;
    --success-ink: #047857;
    --danger: #EF4444;
    --danger-ink: #B91C1C;

    /* 圆角 */
    --r-sm: 8px;
    --r-md: 12px;
    --r-lg: 18px;
    --r-xl: 24px;
    --r-full: 999px;

    /* 阴影 */
    --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-sm: 0 2px 6px rgba(15, 23, 42, 0.05), 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 10px 30px -6px rgba(15, 23, 42, 0.10), 0 4px 10px -4px rgba(15, 23, 42, 0.05);
    --shadow-lg: 0 24px 50px -12px rgba(79, 70, 229, 0.18), 0 10px 18px -8px rgba(15, 23, 42, 0.08);
    --shadow-glow: 0 12px 34px -6px rgba(99, 102, 241, 0.45);

    /* 字体 */
    --font: "Inter", -apple-system, BlinkMacSystemFont, "SF Pro Text",
        "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;

    /* 动效 */
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-spring: cubic-bezier(0.34, 1.4, 0.64, 1);
    --t-fast: 160ms;
    --t: 260ms;
}

/* ---------- 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: var(--font);
    background: var(--bg);
    color: var(--text-1);
    line-height: 1.55;
    letter-spacing: -0.01em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}
img, svg { display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
::selection { background: rgba(99, 102, 241, 0.18); }

/* ---------- 通用原子 ---------- */
.hidden { display: none !important; }
.gradient-text {
    background: var(--brand-grad);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    animation: shine 5s linear infinite;
}
@keyframes shine { to { background-position: 200% center; } }

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--primary-600);
    background: linear-gradient(120deg, rgba(99, 102, 241, 0.12), rgba(139, 92, 246, 0.10));
    border: 1px solid rgba(99, 102, 241, 0.18);
    padding: 6px 14px;
    border-radius: var(--r-full);
    margin-bottom: 18px;
}

/* ---------- 按钮 ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 24px;
    border-radius: var(--r-full);
    font-size: 15px;
    font-weight: 600;
    font-family: var(--font);
    border: 1px solid transparent;
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
    letter-spacing: -0.01em;
    transition: transform var(--t-fast) var(--ease), box-shadow var(--t) var(--ease),
        background-color var(--t) var(--ease), border-color var(--t) var(--ease),
        color var(--t) var(--ease), opacity var(--t) var(--ease);
}
.btn:active { transform: translateY(1px) scale(0.97); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; pointer-events: none; }
.btn:focus-visible { outline: 3px solid rgba(99, 102, 241, 0.35); outline-offset: 2px; }

.btn-primary {
    background: var(--brand-grad);
    color: #fff;
    background-size: 180% auto;
    box-shadow: 0 8px 20px -6px rgba(99, 102, 241, 0.5);
}
.btn-primary:hover { background-position: right center; box-shadow: var(--shadow-glow); transform: translateY(-1px); }

.btn-secondary { background: var(--surface); color: var(--text-1); border-color: var(--border-strong); box-shadow: var(--shadow-xs); }
.btn-secondary:hover { background: var(--surface-2); border-color: var(--text-3); }

.btn-ghost { background: transparent; color: var(--text-2); }
.btn-ghost:hover { background: rgba(15, 23, 42, 0.05); color: var(--text-1); }

.btn-light { background: #fff; color: var(--primary-600); }
.btn-light:hover { background: #F1F3F9; transform: translateY(-1px); box-shadow: 0 12px 28px -8px rgba(0, 0, 0, 0.25); }

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #DC2626; box-shadow: 0 8px 20px -6px rgba(239, 68, 68, 0.5); }

.btn-sm { padding: 8px 18px; font-size: 14px; }
.btn-lg { padding: 15px 32px; font-size: 17px; }
.btn-block { width: 100%; }

/* ---------- 顶部导航 ---------- */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    height: 60px;
    padding: 0 clamp(16px, 4vw, 40px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(18px) saturate(180%);
    -webkit-backdrop-filter: blur(18px) saturate(180%);
    border-bottom: 1px solid transparent;
    transition: border-color var(--t) var(--ease), box-shadow var(--t) var(--ease);
}
.navbar.scrolled { border-bottom-color: var(--border); box-shadow: var(--shadow-sm); }

.logo { display: inline-flex; align-items: center; gap: 9px; font-weight: 800; font-size: 19px; letter-spacing: -0.02em; }
.logo-img { height: 36px; width: auto; border-radius: 6px; transition: transform var(--ease-spring) 0.4s; }
.logo:hover .logo-img { transform: translateY(-2px) scale(1.03); }

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links > a {
    padding: 8px 14px;
    border-radius: var(--r-full);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-2);
    transition: background-color var(--t) var(--ease), color var(--t) var(--ease);
}
.nav-links > a:hover { background: rgba(15, 23, 42, 0.05); color: var(--text-1); }
.nav-actions { display: inline-flex; align-items: center; gap: 8px; }

/* ---------- Hero ---------- */
.hero {
    position: relative;
    padding: 150px 24px 80px;
    text-align: center;
    overflow: hidden;
    isolation: isolate;
}
.hero-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.55;
    z-index: -1;
    pointer-events: none;
}
.hero-blob-1 { width: 520px; height: 520px; top: -160px; left: 50%; transform: translateX(-70%); background: radial-gradient(circle, rgba(99, 102, 241, 0.35), transparent 65%); animation: drift 14s ease-in-out infinite; }
.hero-blob-2 { width: 480px; height: 480px; top: -40px; right: 8%; background: radial-gradient(circle, rgba(139, 92, 246, 0.30), transparent 65%); animation: drift 18s ease-in-out infinite reverse; }
.hero-blob-3 { width: 460px; height: 460px; bottom: -180px; left: 10%; background: radial-gradient(circle, rgba(6, 182, 212, 0.28), transparent 65%); animation: drift 20s ease-in-out infinite; }
@keyframes drift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(28px, -24px) scale(1.06); }
    66% { transform: translate(-20px, 18px) scale(0.97); }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary-600);
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(99, 102, 241, 0.2);
    padding: 7px 16px;
    border-radius: var(--r-full);
    margin-bottom: 28px;
    box-shadow: var(--shadow-xs);
}
.hero-badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.18); }

.hero-icon {
    width: 92px; height: 92px;
    margin: 0 auto 28px;
    display: flex; align-items: center; justify-content: center;
    animation: floaty 4s ease-in-out infinite;
}
.hero-logo { width: 100%; height: 100%; object-fit: contain; border-radius: 16px; }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

.hero h1 { font-size: clamp(40px, 7vw, 68px); font-weight: 800; letter-spacing: -0.035em; line-height: 1.06; margin: 0 0 20px; }
.hero p { font-size: clamp(16px, 2.2vw, 20px); color: var(--text-2); max-width: 620px; margin: 0 auto 36px; }

.cta-group { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: clamp(20px, 5vw, 48px);
    margin-top: 64px;
    flex-wrap: wrap;
}
.stat { display: flex; flex-direction: column; gap: 2px; }
.stat-value { font-size: 26px; font-weight: 800; letter-spacing: -0.02em; background: var(--brand-grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.stat-label { font-size: 13px; color: var(--text-3); }
.stat-divider { width: 1px; height: 34px; background: var(--border-strong); }

/* ---------- 分区通用 ---------- */
.section { padding: 80px 24px; }
.section-header { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.section-header h2 { font-size: clamp(30px, 4.5vw, 42px); font-weight: 800; letter-spacing: -0.025em; margin: 0 0 12px; }
.section-header p { font-size: 16px; color: var(--text-2); margin: 0; }

/* ---------- 波音747 机型价格板块（飞机剪影即外框） ---------- */
.plans-section { position: relative; overflow: hidden; }
.plans-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 18% 8%, rgba(99, 102, 241, 0.12), transparent 46%),
        radial-gradient(circle at 84% 92%, rgba(6, 182, 212, 0.12), transparent 46%);
    pointer-events: none;
}

.jumbo {
    position: relative;
    max-width: 1180px;
    margin: 8px auto 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
}

/* 飞机侧影框架：可点击容器 */
.jumbo-plane {
    position: relative;
    display: inline-block;
    width: 100%;
    max-width: 980px;
    cursor: pointer;
    z-index: 0;
    border-radius: var(--r-lg);
    outline: none;
    -webkit-tap-highlight-color: transparent;
}
.jumbo-plane:focus-visible {
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.35);
}
/* 机身后方柔光，让白色飞机在浅色背景上更立体 */
.jumbo-plane::before {
    content: "";
    position: absolute;
    inset: -8% -3%;
    z-index: -1;
    background: radial-gradient(ellipse at 52% 52%, rgba(99, 102, 241, 0.14), rgba(6, 182, 212, 0.08) 46%, transparent 72%);
    border-radius: 50%;
    filter: blur(8px);
    pointer-events: none;
}
/* 飞机本体：航空公司涂装（透明底 PNG） */
.jumbo-plane-img {
    width: 100%;
    height: auto;
    user-select: none;
    -webkit-user-drag: none;
    filter: drop-shadow(0 22px 44px rgba(15, 23, 42, 0.22));
    transition: transform var(--t) var(--ease);
    will-change: transform;
}
.jumbo-plane:hover .jumbo-plane-img {
    transform: translateY(-6px);
}
/* 点击飞机：向左飞出（加速 + 轻微抬升/倾斜） */
@keyframes planeFlyLeft {
    0%   { transform: translateX(0)      translateY(0)     rotate(0deg)  scale(1);    opacity: 1; }
    60%  { transform: translateX(-52%)   translateY(-14px) rotate(-6deg) scale(0.92);  opacity: 0.9; }
    100% { transform: translateX(-170%)  translateY(-30px) rotate(-10deg) scale(0.8);  opacity: 0; }
}
.jumbo-plane.fly-left {
    animation: planeFlyLeft 0.85s cubic-bezier(0.5, 0, 0.2, 1) forwards;
    pointer-events: none;
}

/* 飞机下方的订阅 CTA */
.plane-cta {
    text-align: center;
    z-index: 2;
    margin-top: -12px;
}
.plane-cta button { min-width: 160px; }
.plane-cta p {
    font-size: 13px;
    color: var(--text-2);
    margin: 10px 0 0;
}

/* 套餐内容区：位于转场场景层内 */
.plans-content {
    max-width: 1120px;
    margin: 8px auto 0;
    padding: 0 24px 40px;
}

/* ---------- 套餐介绍框架页（转场圆形揭示层） ---------- */
.plans-scene {
    position: fixed;
    inset: 0;
    z-index: 1400;
    background-color: var(--bg);
    background-image:
        radial-gradient(circle at 18% 8%, rgba(99, 102, 241, 0.12), transparent 46%),
        radial-gradient(circle at 84% 92%, rgba(6, 182, 212, 0.12), transparent 46%);
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    visibility: hidden;
    pointer-events: none;
}
.plans-scene.open {
    visibility: visible;
    pointer-events: auto;
    clip-path: circle(0% at var(--tx, 50%) var(--ty, 50%));
    animation: sceneReveal 0.95s cubic-bezier(0.65, 0, 0.35, 1) forwards;
}
.plans-scene.closing {
    visibility: visible;
    pointer-events: none;
    clip-path: circle(150% at var(--tx, 50%) var(--ty, 50%));
    animation: sceneShrink 0.5s cubic-bezier(0.65, 0, 0.35, 1) forwards;
}
@keyframes sceneReveal {
    to { clip-path: circle(150% at var(--tx, 50%) var(--ty, 50%)); }
}
@keyframes sceneShrink {
    to { clip-path: circle(0% at var(--tx, 50%) var(--ty, 50%)); }
}
.scene-inner {
    position: relative;
    max-width: 1180px;
    margin: 0 auto;
    padding: 92px clamp(16px, 4vw, 40px) 56px;
    min-height: 100%;
}
.scene-back {
    position: fixed;
    top: 74px;
    left: clamp(16px, 4vw, 40px);
    z-index: 10;
    box-shadow: var(--shadow-xs);
}

/* ---------- 转场遮罩：圆形旋转放大 ---------- */
.transition-overlay {
    position: fixed;
    inset: 0;
    z-index: 1500;
    pointer-events: none;
    display: none;
    align-items: center;
    justify-content: center;
}
.transition-overlay.run { display: flex; }
.transition-rings {
    position: absolute;
    top: var(--ty, 50%);
    left: var(--tx, 50%);
    width: 8vmax;
    height: 8vmax;
    margin: -4vmax 0 0 -4vmax;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.95);
    box-shadow:
        0 0 0 16px rgba(99, 102, 241, 0.28),
        0 0 0 34px rgba(139, 92, 246, 0.20),
        0 0 0 54px rgba(6, 182, 212, 0.14);
    opacity: 0;
    transform: scale(0) rotate(0deg);
}
.transition-overlay.run .transition-rings {
    animation: ringSpin 1s cubic-bezier(0.55, 0, 0.2, 1) forwards;
}
@keyframes ringSpin {
    0%   { transform: scale(0)    rotate(0deg);   opacity: 0; }
    18%  { opacity: 1; }
    80%  { opacity: 1; }
    100% { transform: scale(26)   rotate(360deg); opacity: 0; }
}
.plans-content .hump-label {
    position: static;
    display: table;
    margin: 0 auto 22px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.12em;
    color: #fff;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    padding: 7px 18px;
    border-radius: 999px;
    box-shadow: 0 12px 26px -10px rgba(99, 102, 241, 0.65);
}

/* 三舱位内容层（在机身下方以卡片形式展示） */
.plans-content .jumbo-cabins {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
    align-items: stretch;
    padding: 10px 6px 4px;
}
/* 机身意象：连接三舱的横向光带 */
.plans-content .jumbo-cabins::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 5%;
    right: 5%;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(99,102,241,0.55) 14%, rgba(139,92,246,0.55) 86%, transparent);
    z-index: -1;
}

.plans-content .cabin {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 30px 24px 26px;
    background: linear-gradient(180deg, #ffffff 0%, #f8faff 100%);
    border: 1px solid rgba(99, 102, 241, 0.14);
    border-radius: 22px;
    box-shadow: 0 14px 32px -18px rgba(30, 41, 59, 0.30), inset 0 1px 0 rgba(255,255,255,0.9);
    overflow: hidden;
    transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease), border-color var(--t) var(--ease);
}
/* 顶部舱级色条 */
.plans-content .cabin::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    opacity: 0.9;
    background: linear-gradient(90deg, #6366f1, #8b5cf6);
}
.plans-content .cabin-tail::before  { background: linear-gradient(90deg, #38bdf8, #6366f1); }
.plans-content .cabin-body::before  { background: linear-gradient(90deg, #6366f1, #8b5cf6); }
.plans-content .cabin-first::before { background: linear-gradient(90deg, #8b5cf6, #d946ef); }

.plans-content .cabin:hover {
    transform: translateY(-8px);
    box-shadow: 0 28px 52px -22px rgba(79, 70, 229, 0.42), inset 0 1px 0 rgba(255,255,255,0.9);
    border-color: rgba(99, 102, 241, 0.38);
    z-index: 2;
}

/* 推荐（商务舱）主推卡：放大 + 渐变描边 + 光晕 */
.plans-content .cabin--featured {
    transform: translateY(-12px) scale(1.045);
    border-color: transparent;
    background:
        linear-gradient(#ffffff, #ffffff) padding-box,
        linear-gradient(135deg, #6366f1, #8b5cf6 55%, #06b6d4) border-box;
    border: 1.5px solid transparent;
    box-shadow: 0 34px 64px -26px rgba(99, 102, 241, 0.62), 0 0 0 1px rgba(139,92,246,0.16);
}
.plans-content .cabin--featured:hover {
    transform: translateY(-18px) scale(1.05);
    box-shadow: 0 40px 72px -28px rgba(99, 102, 241, 0.7), 0 0 0 1px rgba(139,92,246,0.22);
}

/* 舱段内容 */
.cabin-tagline { display: inline-flex; align-items: center; gap: 7px; margin-bottom: 8px; }
.cabin-tag {
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.16em;
    color: #4338ca;
}
.cabin-tail .cabin-tag  { color: #0369a1; }
.cabin-first .cabin-tag { color: #7e22ce; }
.cabin-hot {
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.04em;
    color: #fff;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    padding: 3px 10px;
    border-radius: 999px;
    box-shadow: 0 6px 14px -6px rgba(99,102,241,0.7);
}

.cabin-name { font-size: 22px; font-weight: 800; letter-spacing: -0.02em; color: #0f172a; margin-bottom: 2px; }
.cabin-desc { font-size: 12px; color: #64748b; margin-bottom: 12px; }

.cabin-price { display: flex; align-items: baseline; justify-content: center; gap: 2px; margin-bottom: 2px; }
.cabin-price .currency { font-size: 19px; font-weight: 700; color: #475569; }
.cabin-price .amount { font-size: 44px; font-weight: 800; letter-spacing: -0.04em; line-height: 1; color: #0f172a; }
.cabin-price .period { font-size: 13px; font-weight: 500; color: #94a3b8; margin-left: 4px; }
.cabin-first .cabin-price .amount { color: #5b21b6; }
.cabin--featured .cabin-price .amount {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* 年付卡第二价格（如 229元/15个月 送3个月） */
.cabin-price-alt { margin-top: 2px; margin-bottom: 4px; }
.cabin-price-alt .amount { font-size: 27px; color: #5b21b6; }
.cabin-price-alt .currency { color: #5b21b6; }
.cabin-price-alt .period { color: #7c3aed; }
.cabin-price-alt .price-note {
    margin-left: 7px;
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border-radius: 999px;
    padding: 3px 10px;
    box-shadow: 0 6px 14px -6px rgba(99,102,241,0.7);
}

.cabin-storage {
    display: inline-block;
    font-size: 12px; font-weight: 700;
    color: #4338ca;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.18);
    border-radius: 999px;
    padding: 4px 14px;
    margin-bottom: 6px;
}
.cabin-savings {
    font-size: 12px; font-weight: 700;
    color: #047857;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 999px;
    padding: 3px 12px;
    margin-bottom: 12px;
}
.cabin-savings:empty { display: none; }

.cabin-features { list-style: none; margin: 0 0 14px; padding: 0; width: 100%; }
.cabin-features li {
    display: flex; align-items: flex-start; gap: 9px;
    padding: 7px 4px; font-size: 12.5px; color: #334155;
    border-bottom: 1px solid rgba(148, 163, 184, 0.16);
    text-align: left;
}
.cabin-features li:last-child { border-bottom: none; }
.cabin-features .check {
    flex-shrink: 0; width: 18px; height: 18px; margin-top: 1px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: #fff;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 10px; font-weight: 800;
    box-shadow: 0 4px 10px -4px rgba(99,102,241,0.6);
}

/* 舷窗：对应核心权益，点亮态表示已包含 */
.portholes { display: flex; flex-wrap: wrap; justify-content: center; gap: 7px; margin: 0 0 14px; }
.portholes .porthole {
    width: 12px; height: 12px; border-radius: 50%;
    background: radial-gradient(circle at 35% 30%, #c7d2fe, #6366f1 72%);
    box-shadow: 0 0 0 2px rgba(255,255,255,0.6), 0 2px 6px rgba(99,102,241,0.45);
    transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease);
}
.cabin:hover .porthole {
    transform: scale(1.2);
    box-shadow: 0 0 0 3px rgba(255,255,255,0.7), 0 0 14px rgba(139,92,246,0.8);
}

/* 购买按钮：点按区域充足，底部对齐 */
.cabin-btn { margin-top: auto; width: 100%; }

/* 驼峰旗舰标签 */
.hump-label {
    position: absolute;
    left: 67%; top: 19%;
    z-index: 2;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.1em;
    color: #fff;
    background: linear-gradient(135deg, #6366F1, #8B5CF6);
    padding: 5px 16px;
    border-radius: 999px;
    box-shadow: 0 6px 14px -4px rgba(99, 102, 241, 0.6);
    white-space: nowrap;
}

/* 机翼区域：增值服务 / 优惠说明 */
.jumbo-winginfo {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    text-align: center;
    max-width: 1180px;
    margin: 18px auto 0;
}
.wing-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--success-ink);
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.2);
    padding: 4px 12px;
    border-radius: var(--r-full);
}
.wing-line { font-size: 13px; color: var(--text-2); }

/* ---------- 特性卡片 ---------- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    max-width: 1120px;
    margin: 0 auto;
}
.feature-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 30px 26px;
    box-shadow: var(--shadow-xs);
    transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease);
}
.feature-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.feature-icon { width: 52px; height: 52px; border-radius: 15px; display: flex; align-items: center; justify-content: center; margin-bottom: 18px; }
.feature-icon svg { width: 26px; height: 26px; }
.icon-blue { background: rgba(99, 102, 241, 0.12); color: var(--primary-600); }
.icon-violet { background: rgba(139, 92, 246, 0.12); color: var(--violet); }
.icon-cyan { background: rgba(6, 182, 212, 0.12); color: var(--cyan); }
.icon-emerald { background: rgba(16, 185, 129, 0.12); color: var(--success-ink); }
.feature-card h3 { font-size: 17px; font-weight: 700; margin: 0 0 6px; }
.feature-card p { font-size: 14px; color: var(--text-2); margin: 0; }

/* ---------- CTA 横幅 ---------- */
.cta-band { padding: 80px 24px; }
.cta-inner {
    max-width: 1120px;
    margin: 0 auto;
    text-align: center;
    padding: 72px 32px;
    border-radius: var(--r-xl);
    background: var(--brand-grad), radial-gradient(circle at 80% 20%, rgba(255,255,255,0.25), transparent 50%);
    background-blend-mode: normal;
    color: #fff;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.cta-inner h2 { font-size: clamp(26px, 4vw, 38px); font-weight: 800; letter-spacing: -0.02em; margin: 0 0 12px; }
.cta-inner p { font-size: 16px; opacity: 0.92; margin: 0 0 28px; }

/* ---------- 卡片（个人中心复用） ---------- */
.dash-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 28px; box-shadow: var(--shadow-xs); margin-bottom: 20px; }

.sub-info-row { display: flex; justify-content: space-between; padding: 11px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
.sub-info-row:last-child { border-bottom: none; }
.sub-info-row .label { color: var(--text-3); }
.sub-info-row .value { font-weight: 600; color: var(--text-1); }

.status-badge { display: inline-flex; align-items: center; gap: 7px; padding: 6px 14px; border-radius: var(--r-full); font-size: 13px; font-weight: 600; }
.status-badge.active { background: rgba(16, 185, 129, 0.12); color: var(--success-ink); }
.status-badge.active .dot { background: var(--success); box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.18); }
.status-badge.expired { background: rgba(239, 68, 68, 0.1); color: var(--danger-ink); }
.status-badge.expired .dot { background: var(--danger); }
.status-badge .dot { width: 8px; height: 8px; border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

.usage-meter { margin-top: 16px; }
.usage-meter .usage-head { display: flex; justify-content: space-between; font-size: 13px; color: var(--text-2); margin-bottom: 8px; }
.usage-bar { height: 8px; border-radius: var(--r-full); background: var(--surface-2); overflow: hidden; }
.usage-bar > span { display: block; height: 100%; border-radius: var(--r-full); background: var(--brand-grad); transition: width 0.8s var(--ease); }

.empty-state { text-align: center; padding: 24px 0; }
.empty-state .empty-icon { font-size: 44px; margin-bottom: 12px; }
.empty-state p { font-size: 15px; font-weight: 600; margin: 0 0 4px; }
.empty-state .empty-sub { color: var(--text-3); font-size: 13px; margin-bottom: 18px; }

/* ---------- 页脚 ---------- */
.footer { border-top: 1px solid var(--border); background: var(--surface); padding: 44px 24px; }
.footer-inner { max-width: 1120px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; color: var(--text-3); font-size: 13px; }
.footer-logo { color: var(--text-1); }
.footer-logo .logo-img { height: 28px; width: auto; }
.footer-links { display: flex; gap: 22px; }
.footer-links a { color: var(--text-2); transition: color var(--t) var(--ease); }
.footer-links a:hover { color: var(--primary-600); }

/* ---------- 弹窗 ---------- */
.modal-overlay {
    position: fixed; inset: 0; z-index: 2000;
    background: rgba(15, 23, 42, 0.45);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex; align-items: center; justify-content: center;
    padding: 24px;
    opacity: 0; pointer-events: none;
    transition: opacity var(--t) var(--ease);
}
.modal-overlay.active { opacity: 1; pointer-events: auto; }
.modal {
    background: var(--surface);
    border-radius: var(--r-xl);
    padding: 34px 32px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(24px) scale(0.96);
    transition: transform var(--t) var(--ease-spring);
}
.modal-overlay.active .modal { transform: translateY(0) scale(1); }
.modal-close { position: absolute; top: 18px; right: 18px; width: 32px; height: 32px; border-radius: 50%; background: var(--surface-2); border: none; cursor: pointer; font-size: 14px; color: var(--text-2); display: flex; align-items: center; justify-content: center; transition: background-color var(--t) var(--ease); }
.modal-close:hover { background: var(--border); }
.modal-icon { width: 72px; height: 72px; border-radius: 16px; display: flex; align-items: center; justify-content: center; margin: 0 auto 18px; overflow: hidden; }
.modal-logo { width: 100%; height: 100%; object-fit: contain; }
.modal h2 { font-size: 26px; font-weight: 800; letter-spacing: -0.02em; margin: 0 0 6px; }
.modal-sub { color: var(--text-2); font-size: 14px; margin: 0 0 24px; }
.modal-hint { text-align: center; font-size: 12px; color: var(--text-3); margin: 14px 0 0; }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; color: var(--text-2); margin-bottom: 7px; }
.form-group input {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--r-md);
    border: 1px solid var(--border-strong);
    font-size: 15px;
    font-family: var(--font);
    background: var(--surface-2);
    color: var(--text-1);
    outline: none;
    transition: border-color var(--t) var(--ease), background-color var(--t) var(--ease), box-shadow var(--t) var(--ease);
}
.form-group input:focus { border-color: var(--primary-500); background: #fff; box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.14); }
.form-group input::placeholder { color: #B6BCCC; }

.form-error { display: none; color: var(--danger-ink); font-size: 13px; margin: 2px 0 12px; }
.form-error.show { display: block; }

.form-switch { text-align: center; margin-top: 18px; font-size: 14px; color: var(--text-2); }
.form-switch a { color: var(--primary-600); font-weight: 600; cursor: pointer; }
.form-switch a:hover { text-decoration: underline; }

.subscribe-detail { border: 1px solid var(--border); border-radius: var(--r-md); padding: 6px 16px; margin-bottom: 18px; }

/* ---------- Toast ---------- */
.toast {
    position: fixed; bottom: 26px; left: 50%;
    transform: translateX(-50%) translateY(90px);
    z-index: 3000;
    background: rgba(15, 23, 42, 0.9);
    color: #fff;
    padding: 13px 26px;
    border-radius: var(--r-full);
    font-size: 14px;
    font-weight: 500;
    backdrop-filter: blur(8px);
    box-shadow: var(--shadow-lg);
    transition: transform 0.4s var(--ease-spring);
    pointer-events: none;
    white-space: nowrap;
    max-width: 90vw;
    overflow: hidden;
    text-overflow: ellipsis;
}
.toast.show { transform: translateX(-50%) translateY(0); }
.toast.success { background: rgba(5, 150, 105, 0.95); }
.toast.error { background: rgba(220, 38, 38, 0.95); }

/* ---------- 加载动画 ---------- */
.spinner { display: inline-block; width: 16px; height: 16px; border: 2px solid rgba(255, 255, 255, 0.35); 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) {
    .hero { padding: 120px 16px 56px; }
    .hero-icon { width: 78px; height: 78px; }
    .hero-stats { gap: 20px; margin-top: 44px; }
    .stat-value { font-size: 22px; }
    .section { padding: 56px 16px; }
    .section-header { margin-bottom: 40px; }
    /* 移动端：飞机框架等比缩小，订阅按钮与套餐卡片纵向堆叠 */
    .jumbo { margin: 8px auto 0; }
    .plane-cta p { font-size: 12px; }
    .plans-content { margin-top: 24px; padding: 0 0 24px; }
    .plans-content .jumbo-cabins { grid-template-columns: 1fr; }
    .plans-content .cabin { padding: 24px 18px; }
    .plans-content .cabin:hover { transform: none; }
    .plans-content .cabin--featured,
    .plans-content .cabin--featured:hover { transform: none; }
    .plans-content .hump-label { margin: 0 auto 16px; }
    .plans-content .jumbo-winginfo { margin-top: 16px; }
    .cabin-price .amount { font-size: 40px; }
    .cabin-first .cabin-price .amount { font-size: 46px; }
    .modal { padding: 28px 22px; }
    /* 个人中心：窄屏侧边栏改为顶部横排 */
    .uc-body { flex-direction: column; padding: 24px 20px 48px; }
    .uc-sidebar { width: 100%; position: static; padding: 20px; border-radius: var(--r-lg); }
    .uc-user { padding-bottom: 16px; margin-bottom: 14px; }
    .uc-avatar { width: 52px; height: 52px; font-size: 22px; }
    .uc-nav { flex-direction: row; flex-wrap: wrap; gap: 8px; }
    .uc-nav-item { width: auto; flex: 1 1 44%; padding: 12px 14px; font-size: 14px; }
    .uc-section-head h2 { font-size: 24px; }
    .empty-state { padding: 48px 22px; }
    .empty-state .empty-icon { width: 64px; height: 64px; }
    .invite-stats { grid-template-columns: 1fr; }
    .wallet-amt { font-size: 36px; }
    .uc-content .jumbo-cabins { grid-template-columns: 1fr; }
    .guide-steps { grid-template-columns: 1fr; gap: 14px; }
    .sub-link-row { flex-direction: column; }
    .sub-link-row .btn { width: 100%; }
    .navbar { height: 56px; }
    .nav-links > a { padding: 6px 10px; font-size: 13px; }
}
@media (max-width: 480px) {
    .hero h1 { font-size: 34px; }
    .features-grid { grid-template-columns: 1fr; }
    .cta-inner { padding: 52px 22px; }
    .footer-inner { flex-direction: column; text-align: center; }
}

/* ---------- 个人中心（独立模块） ---------- */
.user-center {
    position: fixed; inset: 0; z-index: 1500;
    background: linear-gradient(165deg, #f6f5ff 0%, #eef2ff 48%, #ecfeff 100%);
    opacity: 0; visibility: hidden;
    clip-path: circle(0% at 50% 50%);
    transition: clip-path 0.65s var(--ease), opacity 0.35s var(--ease), visibility 0.65s;
    overflow-y: auto;
}
.user-center.open { opacity: 1; visibility: visible; clip-path: circle(150% at 50% 50%); }

.uc-header {
    position: sticky; top: 0; z-index: 5;
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 36px;
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
}
.uc-brand { display: flex; align-items: center; gap: 12px; font-weight: 800; font-size: 20px; letter-spacing: -0.01em; }
.uc-brand .uc-logo { height: 38px; width: auto; }

.uc-body {
    display: flex; gap: 32px;
    max-width: 1600px; margin: 0 auto; padding: 36px clamp(20px, 4vw, 56px) 80px;
    align-items: flex-start;
}

.uc-sidebar {
    width: 320px; flex-shrink: 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-xl);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    position: sticky; top: 108px;
}
.uc-user {
    display: flex; align-items: center; gap: 16px;
    padding-bottom: 22px; margin-bottom: 18px;
    border-bottom: 1px solid var(--border);
}
.uc-avatar {
    width: 60px; height: 60px; border-radius: 18px;
    background: var(--brand-grad); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 26px; flex-shrink: 0;
    box-shadow: var(--shadow-glow);
}
.uc-name { font-weight: 700; font-size: 16px; word-break: break-all; line-height: 1.3; }
.uc-meta { font-size: 13px; color: var(--text-3); margin-top: 3px; }
.uc-nav { display: flex; flex-direction: column; gap: 6px; }
.uc-nav-item {
    display: flex; align-items: center; gap: 13px;
    width: 100%; text-align: left;
    padding: 14px 15px; border: none; background: transparent;
    border-radius: var(--r-md); font-size: 15px; font-weight: 600;
    color: var(--text-2); cursor: pointer;
    transition: background var(--t) var(--ease), color var(--t) var(--ease), box-shadow var(--t) var(--ease);
}
.uc-nav-item svg { width: 20px; height: 20px; flex-shrink: 0; }
.uc-nav-item:hover { background: var(--surface-2); color: var(--text-1); }
.uc-nav-item.active {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.14), rgba(139, 92, 246, 0.14));
    color: #5b21b6;
    box-shadow: inset 0 0 0 1px rgba(139, 92, 246, 0.28);
}

.uc-content { flex: 1; min-width: 0; }
.uc-section-head { margin-bottom: 26px; }
.uc-section-head h2 { font-size: 30px; font-weight: 800; letter-spacing: -0.02em; margin: 0 0 6px; }
.uc-section-head h3 { font-size: 20px; font-weight: 700; margin: 6px 0 16px; }
.uc-section-head p { color: var(--text-2); font-size: 15px; margin: 0; }

/* 空状态：更大更饱满 */
.empty-state { text-align: center; padding: 70px 30px; background: rgba(255,255,255,0.55); border: 1px dashed var(--border-strong); border-radius: var(--r-xl); }
.empty-state .empty-icon { width: 80px; height: 80px; margin: 0 auto 18px; opacity: 0.85; }
.empty-state p { font-size: 18px; font-weight: 700; margin: 0 0 6px; }
.empty-state .empty-sub { color: var(--text-2); font-size: 15px; margin-bottom: 24px; }

/* 购买订阅：复用机舱卡片网格 */
.uc-plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }

/* 个人中心内套餐卡片：更大气 */
.uc-content .jumbo-cabins {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: stretch;
}
.uc-content .cabin {
    padding: 34px 26px 30px;
    border-radius: 26px;
}
.uc-content .cabin-name { font-size: 20px; }
.uc-content .cabin-price .amount { font-size: 48px; }
.uc-content .cabin-features li { font-size: 15px; padding: 5px 0; }
.uc-content .cabin-btn { margin-top: auto; padding: 13px 26px; font-size: 15px; }

/* 个人中心内 dash-card 放大 */
.uc-content .dash-card { padding: 34px; border-radius: var(--r-xl); }
.uc-content .sub-info-row { padding: 14px 0; font-size: 15px; }
.uc-content .status-badge { padding: 7px 16px; font-size: 14px; }
.uc-content .usage-meter { margin-top: 22px; }
.uc-content .usage-bar { height: 10px; }

/* 订阅格式选择 + 订阅链接 */
.sub-manager {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--r-xl); padding: 26px; box-shadow: var(--shadow-xs);
    margin-bottom: 20px;
}
.sub-manager-head { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.sub-manager-title { font-size: 17px; font-weight: 700; }
.sub-manager-hint { font-size: 13px; color: var(--text-3); }
.sub-format { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 18px; }
.sub-fmt {
    padding: 10px 18px; border-radius: var(--r-full);
    border: 1px solid var(--border-strong); background: var(--surface);
    font-size: 14px; font-weight: 600; color: var(--text-2); cursor: pointer;
    transition: all var(--t) var(--ease);
}
.sub-fmt:hover { border-color: var(--primary-500); color: var(--text-1); background: var(--surface-2); }
.sub-fmt.active {
    background: var(--brand-grad); color: #fff; border-color: transparent;
    box-shadow: 0 8px 20px -8px rgba(99, 102, 241, 0.55);
}
.sub-link-row { display: flex; gap: 10px; align-items: stretch; flex-wrap: wrap; }
.sub-link-input {
    flex: 1; min-width: 220px; padding: 13px 16px; border-radius: var(--r-md);
    border: 1px solid var(--border-strong); background: var(--surface-2);
    color: var(--text-1); font-size: 14px; font-family: var(--font);
}
.sub-link-input:focus { outline: 2px solid rgba(99, 102, 241, 0.3); outline-offset: 1px; }
.sub-link-row .btn { white-space: nowrap; }

/* 使用说明 */
.usage-guide { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-xl); padding: 26px; box-shadow: var(--shadow-xs); margin-bottom: 20px; }
.guide-head { margin-bottom: 18px; }
.guide-head h3 { font-size: 18px; font-weight: 700; margin: 0; }
.guide-steps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.guide-step { display: flex; gap: 14px; align-items: flex-start; }
.guide-num {
    width: 32px; height: 32px; border-radius: 50%; flex-shrink: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.16), rgba(139, 92, 246, 0.16));
    color: #5b21b6; font-weight: 800; font-size: 15px;
    display: flex; align-items: center; justify-content: center;
    box-shadow: inset 0 0 0 1px rgba(139, 92, 246, 0.28);
}
.guide-title { font-weight: 700; font-size: 15px; }
.guide-desc { font-size: 13px; color: var(--text-2); margin-top: 2px; line-height: 1.5; }

/* 支持客户端墙 */
.client-wall { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-xl); padding: 26px; box-shadow: var(--shadow-xs); }
.client-wall-head { margin-bottom: 18px; }
.client-wall-head h3 { font-size: 18px; font-weight: 700; margin: 0; }
.client-badges { display: flex; flex-wrap: wrap; gap: 10px; }
.client-badge {
    padding: 9px 16px; border-radius: var(--r-md); font-size: 13.5px; font-weight: 600;
    background: var(--surface-2); border: 1px solid var(--border); color: var(--text-2);
    transition: all var(--t) var(--ease);
}
.client-badge:hover { border-color: var(--primary-500); color: var(--text-1); transform: translateY(-2px); box-shadow: var(--shadow-sm); }

/* 工具下载 */
.dl-group { margin-bottom: 28px; }
.dl-group-title { font-size: 17px; font-weight: 700; margin-bottom: 14px; color: var(--text-1); }
.dl-row { display: flex; flex-wrap: wrap; gap: 14px; }
.dl-row .dl-card { flex: 1 1 220px; max-width: 320px; margin-bottom: 0; }
.dl-card {
    display: flex; align-items: center; gap: 14px;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--r-xl); padding: 18px 20px;
    box-shadow: var(--shadow-xs);
    text-decoration: none; color: inherit; cursor: pointer;
    transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease);
}
.dl-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.dl-go {
    margin-left: auto; flex-shrink: 0;
    font-size: 18px; font-weight: 700; color: var(--text-3);
    transition: transform var(--t) var(--ease), color var(--t) var(--ease);
}
.dl-card:hover .dl-go { color: var(--primary-600); transform: translate(2px, -2px); }
.dl-icon {
    width: 52px; height: 52px; border-radius: 14px;
    flex-shrink: 0;
    overflow: hidden;
    background: var(--surface-2);
    box-shadow: 0 2px 8px -2px rgba(15, 23, 42, 0.08);
    transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease);
}
.dl-icon img { width: 100%; height: 100%; object-fit: cover; display: block; }
.dl-card:hover .dl-icon { transform: scale(1.08); box-shadow: 0 6px 16px -4px rgba(99, 102, 241, 0.28); }
.dl-info { flex: 1; min-width: 0; }
.dl-name { font-weight: 700; font-size: 15px; }
.dl-desc { font-size: 14px; color: var(--text-3); margin-top: 3px; }

/* 系统公告（独立 Tab） */
.announcement-list { display: flex; flex-direction: column; gap: 14px; }
.announcement-card {
    display: flex; align-items: flex-start; gap: 16px;
    padding: 20px 22px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-xs);
    transition: box-shadow var(--t) var(--ease), transform var(--t) var(--ease);
}
.announcement-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.announcement-card-icon {
    width: 44px; height: 44px; border-radius: 12px;
    background: var(--brand-grad); color: #fff;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 6px 16px -4px rgba(99, 102, 241, 0.4);
}
.announcement-card-icon svg { width: 20px; height: 20px; }
.announcement-card-body { flex: 1; min-width: 0; }
.announcement-card-head { display: flex; align-items: center; gap: 8px; }
.announcement-card-title { font-size: 15px; font-weight: 700; color: var(--text-1); }
.announcement-tag { font-size: 10px; padding: 1px 7px; border-radius: 999px; background: var(--danger); color: #fff; font-weight: 700; letter-spacing: 0.04em; }
.announcement-card-content { font-size: 13px; color: var(--text-2); margin-top: 6px; line-height: 1.6; }
.announcement-card-date { font-size: 12px; color: var(--text-3); margin-top: 8px; }

/* 菜单项红点提示（公告） */
.uc-nav-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--danger); margin-left: auto; flex-shrink: 0; }

/* 客服模块（独立 Tab） */
.cs-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-xs);
    margin-bottom: 18px;
    overflow: hidden;
}
.cs-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--border); }
.cs-item { display: flex; align-items: center; gap: 12px; padding: 18px 20px; background: var(--surface); transition: background var(--t) var(--ease); cursor: pointer; }
.cs-item:hover { background: var(--surface-2); }
.cs-item-icon {
    width: 40px; height: 40px; border-radius: 11px;
    display: flex; align-items: center; justify-content: center;
    color: #fff; flex-shrink: 0;
    box-shadow: 0 3px 10px -2px rgba(15, 23, 42, 0.12);
}
.cs-item-icon svg { width: 19px; height: 19px; }
.cs-item-body { flex: 1; min-width: 0; }
.cs-item-name { font-size: 14px; font-weight: 700; color: var(--text-1); }
.cs-item-value { font-size: 12px; color: var(--text-3); margin-top: 2px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.cs-item-arrow { color: var(--text-3); flex-shrink: 0; font-size: 14px; }
.cs-service-time {
    display: flex; align-items: center; gap: 8px;
    padding: 14px 18px;
    background: var(--surface-2);
    border: 1px dashed var(--border-strong);
    border-radius: var(--r-md);
    font-size: 13px; color: var(--text-2);
}
.cs-service-time svg { width: 16px; height: 16px; color: var(--primary-600); flex-shrink: 0; }

/* 列表卡片（订单 / 工单 / 钱包明细） */
.list-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--r-xl); padding: 10px 24px;
    box-shadow: var(--shadow-xs); margin-bottom: 18px;
}
.order-row, .ticket-row {
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    padding: 18px 0; border-bottom: 1px solid var(--border);
}
.order-row:last-child, .ticket-row:last-child { border-bottom: none; }
.order-name, .ticket-title { font-weight: 700; font-size: 16px; }
.order-meta, .ticket-meta { font-size: 13px; color: var(--text-3); margin-top: 4px; }
.order-right { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }
.order-amt { font-weight: 800; font-size: 17px; }
.order-status, .ticket-status { font-size: 13px; font-weight: 600; padding: 4px 13px; border-radius: 999px; white-space: nowrap; }
.order-status.paid, .ticket-status.resolved { background: rgba(16, 185, 129, 0.12); color: var(--success-ink); }
.order-status.pending { background: rgba(245, 158, 11, 0.14); color: #b45309; }
.order-status.cancelled { background: rgba(100, 116, 139, 0.14); color: #475569; }
.order-status.refunding { background: rgba(99, 102, 241, 0.14); color: #5b21b6; }
.ticket-status.pending { background: rgba(245, 158, 11, 0.14); color: #b45309; }
.order-countdown { font-size: 12px; color: #b45309; margin-top: 5px; font-weight: 600; }

/* 工单卡 / 表单 / 折叠 */
.ticket-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); margin-bottom: 18px; box-shadow: var(--shadow-xs); overflow: hidden; }
.ticket-card-head { display: flex; align-items: center; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.ticket-card-head .ticket-head-title { font-weight: 700; font-size: 16px; flex: 1; }
.ticket-head-icon { width: 30px; height: 30px; border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #fff; flex-shrink: 0; }
.ticket-head-icon.submit { background: linear-gradient(135deg, #f97316, #fb923c); }
.ticket-head-icon.list { background: linear-gradient(135deg, #f97316, #fb923c); }
.ticket-toggle { width: 30px; height: 30px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface-2); color: var(--text-2); cursor: pointer; font-size: 16px; line-height: 1; display: flex; align-items: center; justify-content: center; transition: background var(--t) var(--ease); }
.ticket-toggle:hover { background: var(--border); }
.ticket-card-body { padding: 18px 20px 22px; }

.form-label { display: block; font-size: 13px; font-weight: 600; color: var(--text-2); margin: 14px 0 8px; }
.form-label:first-child { margin-top: 0; }
.form-input { width: 100%; padding: 11px 14px; border-radius: var(--r-md); border: 1px solid var(--border-strong); background: var(--surface-2); color: var(--text-1); font-size: 14px; font-family: inherit; transition: border-color var(--t) var(--ease), box-shadow var(--t) var(--ease); }
.form-input:focus { outline: none; border-color: var(--primary-500); box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15); }
.form-textarea { resize: vertical; min-height: 120px; line-height: 1.6; }
.form-hint { font-size: 12px; color: var(--text-3); margin: 8px 0 16px; }

.btn-warning { display: inline-flex; align-items: center; justify-content: center; padding: 11px 22px; border: none; border-radius: var(--r-md); background: linear-gradient(135deg, #f97316, #fb923c); color: #fff; font-weight: 700; font-size: 14px; cursor: pointer; transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease), filter var(--t) var(--ease); box-shadow: 0 6px 18px rgba(249, 115, 22, 0.28); }
.btn-warning:hover { transform: translateY(-1px); filter: brightness(1.05); }
.btn-warning:active { transform: translateY(0); }

.ticket-empty { padding: 60px 20px; text-align: center; color: var(--text-3); font-size: 14px; background: var(--surface-2); border-radius: var(--r-md); border: 1px dashed var(--border-strong); }
.ticket-status { display: inline-block; font-size: 12px; font-weight: 600; padding: 4px 12px; border-radius: 999px; white-space: nowrap; }
.ticket-status.pending { background: rgba(245, 158, 11, 0.14); color: #b45309; }
.ticket-status.resolved { background: rgba(16, 185, 129, 0.12); color: var(--success-ink); }
.ticket-status.closed { background: rgba(100, 116, 139, 0.14); color: #475569; }

/* 订单表格 */
.order-table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); box-shadow: var(--shadow-xs); }
.order-table { width: 100%; border-collapse: collapse; min-width: 860px; }
.order-table th, .order-table td { padding: 14px 16px; text-align: left; font-size: 14px; border-bottom: 1px solid var(--border); }
.order-table th { background: var(--surface-2); font-weight: 700; color: var(--text-2); white-space: nowrap; }
.order-table tbody tr:last-child td { border-bottom: none; }
.order-table tbody tr:hover { background: rgba(99, 102, 241, 0.04); }
.order-table .mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; color: var(--text-2); }
.order-table .col-amt { font-weight: 800; color: var(--text-1); white-space: nowrap; }
.order-table .col-time { color: var(--text-3); white-space: nowrap; }
.order-table .col-ops { white-space: nowrap; }
.link-btn { background: none; border: none; color: var(--primary-600); font-weight: 600; font-size: 13px; cursor: pointer; padding: 5px 9px; border-radius: 8px; transition: background var(--t) var(--ease); }
.link-btn:hover { background: rgba(99, 102, 241, 0.12); }
.link-btn.danger { color: var(--danger); }
.link-btn.danger:hover { background: rgba(239, 68, 68, 0.12); }
.order-detail { margin: 10px 0 20px; border: 1px solid var(--border); border-radius: var(--r-lg); padding: 4px 18px; background: var(--surface-2); }

/* 邀请返利 */
.invite-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.invite-stat { display: flex; align-items: center; gap: 18px; padding: 26px 24px; border-radius: var(--r-lg); border: 1px solid; background: var(--surface); }
.invite-stat-blue { border-color: rgba(99, 102, 241, 0.22); background: linear-gradient(135deg, rgba(99,102,241,0.06), rgba(139,92,246,0.06)); }
.invite-stat-green { border-color: rgba(16, 185, 129, 0.22); background: linear-gradient(135deg, rgba(16,185,129,0.06), rgba(52,211,153,0.06)); }
.invite-stat-orange { border-color: rgba(249, 115, 22, 0.22); background: linear-gradient(135deg, rgba(249,115,22,0.06), rgba(251,146,60,0.06)); }
.invite-stat-icon { width: 48px; height: 48px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 22px; font-weight: 800; flex-shrink: 0; color: #fff; }
.invite-stat-blue .invite-stat-icon { background: linear-gradient(135deg, #6366f1, #8b5cf6); }
.invite-stat-green .invite-stat-icon { background: linear-gradient(135deg, #10b981, #34d399); }
.invite-stat-orange .invite-stat-icon { background: linear-gradient(135deg, #f97316, #fb923c); }
.invite-stat-text { display: flex; flex-direction: column; }
.invite-num { font-size: 28px; font-weight: 800; letter-spacing: -0.02em; color: var(--text-1); line-height: 1.1; }
.invite-lbl { font-size: 13px; color: var(--text-2); margin-top: 6px; }

.invite-field { margin-bottom: 14px; }
.invite-field:last-child { margin-bottom: 0; }
.invite-field-label { display: block; font-size: 13px; font-weight: 600; color: var(--text-2); margin-bottom: 8px; }
.invite-input-row { display: flex; gap: 10px; align-items: center; }
.invite-input-row .form-input { flex: 1; min-width: 0; padding: 11px 14px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.invite-input-row .btn { flex-shrink: 0; padding: 11px 20px; font-size: 14px; }

.ticket-empty-cell { padding: 50px 20px !important; text-align: center; color: var(--text-3); font-size: 14px; }

/* 知空钱包 */
.wallet-actions { display: flex; gap: 12px; margin-top: 18px; }
.wallet-actions .btn { padding: 11px 22px; font-size: 14px; }
.btn-secondary { display: inline-flex; align-items: center; justify-content: center; padding: 11px 22px; border: 1px solid var(--border-strong); border-radius: var(--r-md); background: var(--surface); color: var(--text-1); font-weight: 700; font-size: 14px; cursor: pointer; transition: background var(--t) var(--ease), border-color var(--t) var(--ease), transform var(--t) var(--ease); }
.btn-secondary:hover { background: var(--surface-2); border-color: var(--primary-500); transform: translateY(-1px); }
.tx-type { display: inline-block; font-size: 12px; font-weight: 600; padding: 3px 12px; border-radius: 999px; }
.tx-type-in { background: rgba(16, 185, 129, 0.12); color: var(--success-ink); }
.tx-type-out { background: rgba(239, 68, 68, 0.12); color: var(--danger); }
.tx-amount { font-weight: 700; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; white-space: nowrap; }
.tx-amount.in { color: var(--success-ink); }
.tx-amount.out { color: var(--danger); }

.wallet-pager { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 4px 4px; flex-wrap: wrap; }
.wallet-pager-left, .wallet-pager-right { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.pager-btn { width: 32px; height: 32px; border-radius: 8px; border: 1px solid var(--border-strong); background: var(--surface); color: var(--text-1); cursor: pointer; font-size: 16px; display: inline-flex; align-items: center; justify-content: center; transition: background var(--t) var(--ease), border-color var(--t) var(--ease); }
.pager-btn:hover { background: var(--surface-2); border-color: var(--primary-500); }
.pager-btn:disabled { opacity: .4; cursor: not-allowed; }
.pager-info { color: var(--text-2); font-size: 13px; }
.wallet-cur-page { font-weight: 700; color: var(--text-1); }
.wallet-page-size { padding: 5px 10px; border-radius: 8px; border: 1px solid var(--border-strong); background: var(--surface); color: var(--text-1); font-size: 13px; cursor: pointer; }
.wallet-jump-input { width: 50px; padding: 5px 8px; border-radius: 8px; border: 1px solid var(--border-strong); background: var(--surface); color: var(--text-1); font-size: 13px; text-align: center; }

/* 在线充值弹窗 */
.recharge-modal { padding: 0 !important; overflow: hidden; }
.recharge-head { display: flex; align-items: center; justify-content: space-between; padding: 20px 28px 16px; border-bottom: 1px solid var(--border); }
.recharge-head h3 { font-size: 20px; font-weight: 800; letter-spacing: -0.01em; margin: 0; }
.recharge-modal .modal-close { position: absolute; top: 18px; right: 18px; }
.recharge-body { padding: 22px 28px 8px; max-height: 70vh; overflow-y: auto; }

.recharge-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-bottom: 4px; }
.recharge-amt { padding: 22px 0; border-radius: var(--r-md); border: 1px solid var(--border-strong); background: var(--surface); color: var(--primary-600); font-size: 22px; font-weight: 800; cursor: pointer; transition: border-color var(--t) var(--ease), background var(--t) var(--ease), transform var(--t) var(--ease); }
.recharge-amt:hover { border-color: #f97316; transform: translateY(-1px); }
.recharge-amt.active { border-color: #f97316; background: rgba(249, 115, 22, 0.08); color: #f97316; box-shadow: inset 0 0 0 2px rgba(249, 115, 22, 0.18); }

.recharge-pay-methods { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.pay-method { display: flex; align-items: center; gap: 10px; padding: 14px 14px; border: 1px solid var(--border-strong); border-radius: var(--r-md); background: var(--surface); cursor: pointer; transition: border-color var(--t) var(--ease), background var(--t) var(--ease); }
.pay-method input { display: none; }
.pay-method-icon { width: 32px; height: 32px; border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; font-size: 16px; flex-shrink: 0; overflow: hidden; background: #f1f3f9; }
.pay-method-icon img, .pay-method-icon svg { width: 100%; height: 100%; object-fit: contain; display: block; }
.pay-method-icon-svg { background: transparent; padding: 0; }
.pay-method-name { font-size: 14px; font-weight: 600; color: var(--text-1); }
.pay-method:hover { border-color: var(--primary-500); }
.pay-method.active { border-color: #f97316; background: rgba(249, 115, 22, 0.04); box-shadow: inset 0 0 0 1px rgba(249, 115, 22, 0.28); }

.recharge-hint { display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-radius: var(--r-md); background: rgba(249, 115, 22, 0.08); color: #b45309; font-size: 13px; margin: 8px 0 18px; }

/* ============ 我的钱包 ============ */
/* Hero 余额卡：暖黑底 + 金色光晕 + 品牌紫光晕 */
.wallet-hero {
    position: relative; overflow: hidden;
    border-radius: var(--r-xl);
    padding: 30px 30px 26px;
    color: #fff;
    background:
        radial-gradient(140% 200% at 100% 0%, rgba(251, 191, 36, 0.16) 0%, rgba(251, 191, 36, 0) 46%),
        radial-gradient(120% 160% at 0% 100%, rgba(99, 102, 241, 0.30) 0%, rgba(99, 102, 241, 0) 54%),
        linear-gradient(140deg, #1c1917 0%, #292524 52%, #0c0a09 100%);
    box-shadow: 0 26px 55px -24px rgba(28, 25, 23, 0.62);
    margin-bottom: 24px;
}
.wallet-hero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(255,255,255,0.05), transparent 38%); pointer-events: none; }
.wallet-hero-coins { position: absolute; top: 24px; right: 26px; width: 96px; height: 96px; opacity: .96; pointer-events: none; filter: drop-shadow(0 8px 16px rgba(0,0,0,0.35)); }
.wallet-hero-lbl { font-size: 13px; color: rgba(255,255,255,0.68); letter-spacing: .04em; margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
.wallet-hero-lbl .dot { width: 6px; height: 6px; border-radius: 50%; background: #FBBF24; box-shadow: 0 0 8px rgba(251,191,36,0.8); }
.wallet-hero-amt { font-size: 46px; font-weight: 700; letter-spacing: -0.03em; line-height: 1; margin-bottom: 28px; font-variant-numeric: tabular-nums; }
.wallet-hero-amt .cur { font-size: 24px; font-weight: 600; color: #FBBF24; margin-right: 6px; vertical-align: 6px; }
.wallet-hero-amt .frac { font-size: 24px; font-weight: 600; color: rgba(255,255,255,0.6); }
.wallet-hero-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.wallet-rule-btn { background: rgba(255, 255, 255, 0.08); border: 1px solid rgba(255, 255, 255, 0.14); color: rgba(255,255,255,0.85); font-size: 12px; font-weight: 600; padding: 7px 15px; border-radius: var(--r-full); cursor: pointer; backdrop-filter: blur(6px); transition: background var(--t) var(--ease), border-color var(--t) var(--ease); }
.wallet-rule-btn:hover { background: rgba(255, 255, 255, 0.16); border-color: rgba(255, 255, 255, 0.26); }
.wallet-withdraw-btn { background: linear-gradient(135deg, #FBBF24 0%, #F59E0B 100%); color: #1c1917; border: none; font-size: 14px; font-weight: 700; padding: 10px 22px; border-radius: var(--r-full); cursor: pointer; display: inline-flex; align-items: center; gap: 5px; box-shadow: 0 10px 26px -8px rgba(245, 158, 11, 0.55); transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease); }
.wallet-withdraw-btn:hover { transform: translateY(-1px); box-shadow: 0 14px 30px -8px rgba(245, 158, 11, 0.65); }
.wallet-withdraw-btn svg { width: 15px; height: 15px; }
.wallet-hero-actions { display: flex; gap: 10px; margin-top: 18px; }
.wallet-hero-actions .btn-secondary { background: rgba(255, 255, 255, 0.07); border: 1px solid rgba(255, 255, 255, 0.15); color: #fff; flex: 1; padding: 10px 0; font-size: 13px; font-weight: 600; backdrop-filter: blur(6px); display: inline-flex; align-items: center; justify-content: center; gap: 7px; }
.wallet-hero-actions .btn-secondary svg { width: 15px; height: 15px; }
.wallet-hero-actions .btn-secondary:hover { background: rgba(255, 255, 255, 0.14); border-color: rgba(255, 255, 255, 0.28); }

/* 钱包 Tab 胶囊 */
.wallet-tabs { display: flex; background: var(--surface); border-radius: var(--r-full); padding: 5px; margin-bottom: 18px; border: 1px solid var(--border); box-shadow: var(--shadow-xs); }
.wallet-tab { flex: 1; padding: 10px 0; background: transparent; border: none; color: var(--text-2); font-weight: 600; font-size: 14px; cursor: pointer; border-radius: var(--r-full); transition: background var(--t) var(--ease), color var(--t) var(--ease), box-shadow var(--t) var(--ease); }
.wallet-tab:hover { color: var(--text-1); }
.wallet-tab.active { background: var(--brand-grad); color: #fff; box-shadow: 0 6px 16px -4px rgba(99, 102, 241, 0.5); }

/* 交易/提现卡片 */
.tx-list { display: flex; flex-direction: column; gap: 12px; }
.tx-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 16px 18px; box-shadow: var(--shadow-xs); transition: box-shadow var(--t) var(--ease), transform var(--t) var(--ease); }
.tx-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.tx-card-main { display: flex; align-items: center; gap: 14px; }
.tx-icon { width: 42px; height: 42px; border-radius: 12px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; }
.tx-icon svg { width: 20px; height: 20px; }
.tx-icon.in { background: linear-gradient(135deg, rgba(16,185,129,0.14), rgba(52,211,153,0.14)); color: #047857; }
.tx-icon.out { background: linear-gradient(135deg, rgba(239,68,68,0.12), rgba(248,113,113,0.12)); color: #B91C1C; }
.tx-icon.withdraw { background: linear-gradient(135deg, rgba(99,102,241,0.14), rgba(139,92,246,0.14)); color: #5B21B6; }
.tx-body { flex: 1; min-width: 0; }
.tx-title { font-weight: 600; font-size: 15px; color: var(--text-1); }
.tx-time { font-size: 12px; color: var(--text-3); margin-top: 3px; font-variant-numeric: tabular-nums; }
.tx-amount { font-size: 17px; font-weight: 700; font-variant-numeric: tabular-nums; flex-shrink: 0; }
.tx-amount.in { color: #047857; }
.tx-amount.out { color: #B91C1C; }
.tx-status { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 600; margin-top: 4px; }
.tx-status .st-dot { width: 6px; height: 6px; border-radius: 50%; }
.tx-status.success { color: #047857; }
.tx-status.success .st-dot { background: #10B981; }
.tx-status.processing { color: #B45309; }
.tx-status.processing .st-dot { background: #F59E0B; }
.tx-status.failed { color: #B91C1C; }
/* 购买订阅 · 双卡（免费版/会员版） */
.plans-duo { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; max-width: 820px; margin: 0 auto; align-items: stretch; }
.plan-card { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 22px 24px; box-shadow: var(--shadow-xs); transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease); position: relative; overflow: hidden; }
.plan-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.plan-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 2px; }
.plan-name { font-size: 17px; font-weight: 800; color: var(--text-1); display: inline-flex; align-items: center; gap: 8px; }
.plan-gem { display: inline-flex; align-items: center; justify-content: center; width: 26px; height: 26px; border-radius: 8px; background: linear-gradient(135deg, #fbbf24, #f59e0b); color: #fff; box-shadow: 0 4px 10px -2px rgba(245, 158, 11, 0.5); }
.plan-gem svg { width: 15px; height: 15px; }
.plan-name-vip { background: linear-gradient(135deg, #f59e0b, #d97706); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.plan-hot { font-size: 11px; font-weight: 700; padding: 2px 10px; border-radius: 999px; background: linear-gradient(135deg, #f59e0b, #d97706); color: #fff; }
.plan-desc { font-size: 12px; color: var(--text-3); margin-bottom: 8px; }
.plan-price { line-height: 1; margin-bottom: 6px; }
.plan-price .currency { font-size: 16px; font-weight: 700; color: var(--primary-600); vertical-align: 10px; margin-right: 2px; }
.plan-price .amount { font-size: 34px; font-weight: 800; letter-spacing: -0.02em; color: var(--text-1); }
.plan-price .period { font-size: 12px; color: var(--text-3); margin-left: 4px; }
.plan-price-vip .currency, .plan-price-vip .amount { color: #d97706; }
.plan-price-free .amount-free { font-size: 30px; font-weight: 800; color: var(--success-ink); }
.plan-storage { display: inline-block; font-size: 11px; font-weight: 600; padding: 3px 10px; border-radius: 999px; background: var(--surface-2); color: var(--text-2); align-self: flex-start; }
.plan-savings { font-size: 12px; font-weight: 600; color: #b45309; background: rgba(245, 158, 11, 0.12); border-radius: 999px; padding: 3px 10px; align-self: flex-start; margin-top: 6px; }
.plan-features { list-style: none; margin: 12px 0 14px; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.plan-features li { display: flex; align-items: flex-start; gap: 8px; font-size: 13px; color: var(--text-2); line-height: 1.5; }
.plan-features .check { flex-shrink: 0; width: 16px; height: 16px; border-radius: 50%; background: rgba(16, 185, 129, 0.14); color: var(--success-ink); font-size: 10px; display: inline-flex; align-items: center; justify-content: center; margin-top: 2px; font-weight: 700; }
.plan-card-vip .plan-features .check { border-radius: 4px; background: linear-gradient(135deg, #fbbf24, #f59e0b); color: #fff; }
.plan-btn { width: 100%; margin-top: auto; }

/* 会员版钻石 VIP 视觉 */
.plan-card-vip { border: 1px solid transparent; background: linear-gradient(var(--surface), var(--surface)) padding-box, linear-gradient(135deg, #fbbf24, #f59e0b, #d97706) border-box; box-shadow: 0 14px 40px -14px rgba(245, 158, 11, 0.5); }
.plan-card-vip::before { content: ''; position: absolute; top: -60px; right: -60px; width: 180px; height: 180px; background: radial-gradient(circle, rgba(251, 191, 36, 0.18), transparent 65%); pointer-events: none; }
.plan-ribbon { position: absolute; top: 0; right: 0; width: 56px; height: 56px; display: flex; align-items: flex-start; justify-content: flex-end; color: #fff; background: linear-gradient(135deg, transparent 50%, rgba(245, 158, 11, 0.9) 50%); border-radius: 0 0 0 100%; }
.plan-ribbon svg { width: 20px; height: 20px; margin: 6px 6px 0 0; }
.plan-btn-vip { width: 100%; margin-top: auto; background: linear-gradient(135deg, #f59e0b, #d97706); color: #fff; border: none; padding: 12px; border-radius: var(--r-md); font-weight: 700; font-size: 15px; cursor: pointer; box-shadow: 0 8px 20px -6px rgba(245, 158, 11, 0.5); transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease); }
.plan-btn-vip:hover { transform: translateY(-2px); box-shadow: 0 12px 24px -6px rgba(245, 158, 11, 0.6); }

.refund-link { color: var(--primary-600); font-weight: 700; cursor: pointer; text-decoration: underline; text-underline-offset: 2px; }
.refund-link:hover { color: var(--violet); }

/* 退款政策弹窗 */
.refund-policy { background: var(--surface-2); border-radius: var(--r-md); padding: 14px 16px; margin: 12px 0 16px; }
.refund-policy p { margin: 0 0 8px; font-size: 13px; color: var(--text-2); line-height: 1.6; }
.refund-policy ul { margin: 0; padding-left: 18px; display: flex; flex-direction: column; gap: 6px; }
.refund-policy li { font-size: 13px; color: var(--text-2); line-height: 1.6; }
.refund-policy b { color: var(--text-1); }
@media (max-width: 700px) { .plans-duo { grid-template-columns: 1fr; } }

/* Turnstile 人机验证容器 */
.turnstile-box { display: flex; justify-content: center; min-height: 0; }

/* 为什么选择知空 */.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.why-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 28px 24px;
    box-shadow: var(--shadow-xs);
    transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease), border-color var(--t) var(--ease);
}
.why-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(99, 102, 241, 0.3); }
.why-icon {
    width: 52px; height: 52px; border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    color: #fff;
    margin-bottom: 18px;
    box-shadow: 0 8px 18px -6px rgba(15, 23, 42, 0.2);
}
.why-icon svg { width: 24px; height: 24px; }
.why-icon-1 { background: linear-gradient(135deg, #6366F1, #8B5CF6); }
.why-icon-2 { background: linear-gradient(135deg, #06B6D4, #0EA5E9); }
.why-icon-3 { background: linear-gradient(135deg, #10B981, #059669); }
.why-icon-4 { background: linear-gradient(135deg, #F59E0B, #F97316); }
.why-icon-5 { background: linear-gradient(135deg, #EC4899, #DB2777); }
.why-icon-6 { background: linear-gradient(135deg, #8B5CF6, #6366F1); }
.why-title { font-size: 17px; font-weight: 700; color: var(--text-1); margin-bottom: 8px; }
.why-desc { font-size: 14px; color: var(--text-2); line-height: 1.6; }

@media (max-width: 960px) { .why-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .why-grid { grid-template-columns: 1fr; } }
.tx-card-meta { margin-top: 12px; padding-top: 12px; border-top: 1px dashed var(--border); display: flex; flex-wrap: wrap; gap: 6px 20px; font-size: 12px; color: var(--text-3); }
.tx-card-meta .mi { display: flex; align-items: center; gap: 5px; }
.tx-card-meta .mi b { color: var(--text-2); font-weight: 600; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; }
.tx-card-copy { cursor: pointer; color: var(--text-3); transition: color var(--t) var(--ease); display: inline-flex; align-items: center; }
.tx-card-copy:hover { color: var(--primary-600); }
.tx-card-copy svg { width: 13px; height: 13px; }
.tx-card-notice { display: flex; align-items: flex-start; gap: 8px; padding: 11px 14px; background: rgba(245, 158, 11, 0.08); border-radius: var(--r-md); margin-top: 12px; font-size: 12px; color: #B45309; line-height: 1.55; }
.tx-card-notice svg { width: 14px; height: 14px; flex-shrink: 0; margin-top: 1px; }
.tx-card-foot { display: flex; justify-content: flex-end; margin-top: 10px; }
.tx-card-cs { background: var(--brand-grad); color: #fff; border: none; padding: 8px 18px; border-radius: var(--r-full); font-size: 12px; font-weight: 600; cursor: pointer; transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease); display: inline-flex; align-items: center; gap: 6px; box-shadow: 0 6px 16px -6px rgba(99, 102, 241, 0.5); }
.tx-card-cs:hover { transform: translateY(-1px); }
.tx-card-cs svg { width: 14px; height: 14px; }

/* 钱包常见问题 */
.wallet-faq { display: flex; align-items: center; justify-content: center; gap: 8px; padding: 20px 0 8px; font-size: 13px; color: var(--text-2); }
.wallet-faq-icon { width: 18px; height: 18px; border-radius: 50%; background: var(--brand-grad); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; font-size: 12px; }
.wallet-faq a { color: var(--text-2); cursor: pointer; text-decoration: none; transition: color var(--t) var(--ease); }
.wallet-faq a:hover { color: var(--primary-600); }

/* 提现弹窗 */
.withdraw-account-list { display: flex; flex-direction: column; gap: 10px; }
.withdraw-account { display: flex; align-items: center; gap: 12px; padding: 14px 16px; border: 1px solid var(--border-strong); border-radius: var(--r-md); background: var(--surface); cursor: pointer; transition: border-color var(--t) var(--ease), background var(--t) var(--ease), box-shadow var(--t) var(--ease); }
.withdraw-account:hover { border-color: var(--primary-500); }
.withdraw-account.active { border-color: var(--primary-500); background: rgba(99, 102, 241, 0.04); box-shadow: inset 0 0 0 1px rgba(99, 102, 241, 0.3); }
.withdraw-account input { display: none; }
.withdraw-account-icon { width: 36px; height: 36px; border-radius: 10px; display: inline-flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; flex-shrink: 0; }
.withdraw-account-info { flex: 1; min-width: 0; }
.withdraw-account-name { font-weight: 700; font-size: 14px; }
.withdraw-account-detail { font-size: 12px; color: var(--text-3); margin-top: 2px; }

/* 订阅弹窗支付方式 */
.sub-pay-methods { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 4px 0 12px; }
.sub-pay { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border: 1px solid var(--border-strong); border-radius: var(--r-md); background: var(--surface); cursor: pointer; transition: border-color var(--t) var(--ease), background var(--t) var(--ease); }
.sub-pay input { display: none; }
.sub-pay:hover { border-color: var(--primary-500); }
.sub-pay.active { border-color: #f97316; background: rgba(249, 115, 22, 0.04); box-shadow: inset 0 0 0 1px rgba(249, 115, 22, 0.28); }
.sub-wallet-hint { font-size: 12px; color: var(--text-3); margin: 2px 0 8px; }
.recharge-hint::before { content: 'ⓘ'; font-size: 16px; color: #f97316; }

.recharge-foot { display: flex; gap: 12px; padding: 16px 28px 22px; border-top: 1px solid var(--border); background: var(--surface-2); }
.btn-recharge-cancel { flex: 1; padding: 12px 0; border: 1px solid #f97316; border-radius: var(--r-md); background: transparent; color: #f97316; font-weight: 700; font-size: 14px; cursor: pointer; transition: background var(--t) var(--ease); }
.btn-recharge-cancel:hover { background: rgba(249, 115, 22, 0.08); }
.btn-recharge-confirm { flex: 1; padding: 12px 0; border: none; border-radius: var(--r-md); background: linear-gradient(135deg, #f97316, #fb923c); color: #fff; font-weight: 700; font-size: 14px; cursor: pointer; box-shadow: 0 6px 18px rgba(249, 115, 22, 0.28); transition: transform var(--t) var(--ease), filter var(--t) var(--ease); }
.btn-recharge-confirm:hover { transform: translateY(-1px); filter: brightness(1.05); }

/* 知空钱包 */
.wallet-balance {
    background: var(--brand-grad); color: #fff;
    border-radius: var(--r-xl); padding: 34px;
    margin-bottom: 18px; box-shadow: var(--shadow-md);
}
.wallet-lbl { font-size: 14px; opacity: 0.9; }
.wallet-amt { font-size: 48px; font-weight: 800; letter-spacing: -0.02em; margin-top: 8px; }
.tx-row {
    display: flex; align-items: center; justify-content: space-between;
    padding: 15px 0; border-bottom: 1px solid var(--border); font-size: 15px;
}
.tx-row:last-child { border-bottom: none; }
.tx-amt.plus { color: var(--success-ink); font-weight: 700; }

/* 个人资料 */
.profile-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--r-xl); padding: 10px 24px;
    box-shadow: var(--shadow-xs); margin-bottom: 20px;
}
.profile-row {
    display: flex; justify-content: space-between; gap: 16px;
    padding: 16px 0; border-bottom: 1px solid var(--border); font-size: 15px;
}
.profile-row:last-child { border-bottom: none; }
.profile-row .label { color: var(--text-3); }
.profile-row .value { font-weight: 600; word-break: break-all; text-align: right; }
.profile-form { max-width: 460px; margin-bottom: 20px; }

/* 个人中心内容内通用按钮间距 */
.uc-content .btn-block { width: 100%; }
.uc-content > .btn { margin-top: 6px; }

/* ---------- 无障碍：减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
    * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
    html { scroll-behavior: auto; }
}