/* ==================================================================
   比特币价格预测归档 — Style
   ================================================================== */

/* ---------- 设计变量 ---------- */
:root {
    --accent: var(--btc-orange, var(--btc-orange, #f7931a));
    --accent-soft: rgba(247, 147, 26, 0.14);
    --accent-2: var(--btc-orange-hover, #8b5cf6);
    --bull: #16c784;
    --bear: #ea3943;
    --neutral: #8b93a7;

    --radius: 16px;
    --radius-sm: 10px;
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", Roboto, sans-serif;

    --container: 1200px;
    --nav-h: 60px;

    --bg: var(--btc-bg, #ffffff);
    --text: var(--btc-text, #1a1a1a);
}

[data-theme="dark"] {
    --bg: #07080d;
    --bg-2: #0b0d14;
    --panel: #0e1018;
    --card: #12141f;
    --card-hover: #171a28;
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.14);
    --text: #f2f3f7;
    --text-2: #9aa0b0;
    --text-3: #6b7280;
    --shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
    --chip-bg: rgba(255, 255, 255, 0.05);
    --quote-bg: rgba(255, 255, 255, 0.035);
    --grid-line: rgba(255, 255, 255, 0.04);
}

[data-theme="light"] {
    --bg: #f6f7fa;
    --bg-2: #eef0f5;
    --panel: #ffffff;
    --card: #ffffff;
    --card-hover: #ffffff;
    --border: #e5e8ef;
    --border-strong: #d3d8e3;
    --text: #14161f;
    --text-2: #5b6474;
    --text-3: #9299a8;
    --shadow: 0 12px 32px rgba(23, 28, 45, 0.10);
    --chip-bg: rgba(20, 22, 31, 0.05);
    --quote-bg: rgba(20, 22, 31, 0.035);
    --grid-line: rgba(20, 22, 31, 0.05);
}

/* ---------- 基础 ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    transition: background 0.3s ease, color 0.3s ease;
}

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

a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

::selection { background: var(--accent-soft); color: var(--accent); }

/* ---------- 顶部导航 ---------- */
.nav {
    position: sticky;
    top: 0;
    z-index: 100;
    height: var(--nav-h);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    background: color-mix(in srgb, var(--bg) 78%, transparent);
    border-bottom: 1px solid var(--border);
}

.nav-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.02rem;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.nav-logo-icon {
    display: grid;
    place-items: center;
    width: 32px;
    height: 32px;
    border-radius: 9px;
    background: linear-gradient(135deg, var(--btc-orange, #f7931a), #d97706);
    color: #fff;
    font-size: 1.15rem;
    box-shadow: 0 4px 14px rgba(247, 147, 26, 0.4);
}

.nav-right { display: flex; align-items: center; gap: 12px; }

.nav-price {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--chip-bg);
    font-variant-numeric: tabular-nums;
    font-weight: 700;
    font-size: 0.92rem;
}

.nav-price-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--bull);
    box-shadow: 0 0 0 0 rgba(22, 199, 132, 0.5);
    animation: livePulse 2s infinite;
}

@keyframes livePulse {
    0% { box-shadow: 0 0 0 0 rgba(22, 199, 132, 0.45); }
    70% { box-shadow: 0 0 0 8px rgba(22, 199, 132, 0); }
    100% { box-shadow: 0 0 0 0 rgba(22, 199, 132, 0); }
}

.icon-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--chip-bg);
    cursor: pointer;
    font-size: 1.05rem;
    display: grid;
    place-items: center;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.icon-btn:hover { transform: rotate(20deg); border-color: var(--accent); }

/* ---------- 主视觉 ---------- */
.hero {
    position: relative;
    padding: 84px 0 64px;
    overflow: hidden;
    border-bottom: 1px solid var(--border);
}

.hero-bg { position: absolute; inset: 0; pointer-events: none; }

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.55;
}

.hero-orb-1 {
    width: 560px; height: 560px;
    top: -220px; left: -120px;
    background: radial-gradient(circle, rgba(247, 147, 26, 0.35), transparent 65%);
}

.hero-orb-2 {
    width: 640px; height: 640px;
    top: -160px; right: -200px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.28), transparent 65%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 30%, transparent 75%);
}

.hero-inner { position: relative; text-align: center; }

.hero-eyebrow {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--accent);
    padding: 7px 18px;
    border: 1px solid rgba(247, 147, 26, 0.35);
    border-radius: 999px;
    background: var(--accent-soft);
    margin-bottom: 22px;
}

.hero-title {
    font-size: clamp(2.3rem, 6vw, 4rem);
    font-weight: 900;
    letter-spacing: 1px;
    line-height: 1.15;
}

.hero-title-accent {
    background: linear-gradient(120deg, var(--btc-orange, #f7931a) 20%, var(--btc-orange-soft, #fbbf24) 55%, var(--btc-orange-hover, #8b5cf6) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.hero-sub {
    max-width: 760px;
    margin: 18px auto 0;
    color: var(--text-2);
    font-size: 1.05rem;
}

.hero-sub b { color: var(--accent); font-weight: 700; }

/* 实时价格面板 */
.live-panel {
    margin: 36px auto 0;
    max-width: 680px;
    display: flex;
    align-items: center;
    gap: 28px;
    padding: 22px 28px;
    background: var(--panel);
    border: 1px solid var(--border-strong);
    border-radius: 20px;
    box-shadow: var(--shadow);
    text-align: left;
}

.live-panel-main { display: flex; flex-direction: column; min-width: 200px; }

.live-panel-label { font-size: 0.8rem; color: var(--text-2); letter-spacing: 1px; }

.live-panel-value {
    font-size: clamp(1.7rem, 4vw, 2.4rem);
    font-weight: 900;
    font-variant-numeric: tabular-nums;
    background: linear-gradient(120deg, var(--btc-orange, #f7931a), var(--btc-orange-soft, #fbbf24));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    line-height: 1.2;
}

.live-panel-time { font-size: 0.75rem; color: var(--text-3); }

.live-panel-side { flex: 1; min-width: 0; }

.live-panel-progress-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-2);
    margin-bottom: 8px;
    font-variant-numeric: tabular-nums;
}

.live-panel-progress {
    height: 10px;
    border-radius: 999px;
    background: var(--chip-bg);
    border: 1px solid var(--border);
    overflow: hidden;
}

.live-panel-progress-bar {
    height: 100%;
    width: 0%;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--btc-orange, #f7931a), var(--btc-orange-soft, #fbbf24));
    transition: width 1s ease;
}

/* 统计 chips */
.hero-stats {
    margin-top: 30px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 14px;
}

.hero-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    min-width: 132px;
    padding: 14px 20px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: transform 0.25s ease, border-color 0.25s ease;
}

.hero-stat:hover { transform: translateY(-3px); border-color: rgba(247, 147, 26, 0.45); }

.hero-stat-value {
    font-size: 1.45rem;
    font-weight: 900;
    font-variant-numeric: tabular-nums;
    color: var(--accent);
}

.hero-stat-label { font-size: 0.78rem; color: var(--text-2); letter-spacing: 1px; }

/* 按钮组 */
.hero-actions {
    margin-top: 30px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 700;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.btn-primary {
    background: linear-gradient(120deg, var(--btc-orange, #f7931a), var(--btc-orange-soft, #fbbf24));
    color: #1a1207;
    box-shadow: 0 8px 24px rgba(247, 147, 26, 0.35);
}

.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(247, 147, 26, 0.45); }

.btn-ghost {
    background: var(--chip-bg);
    border-color: var(--border-strong);
    color: var(--text);
}

.btn-ghost:hover { transform: translateY(-2px); border-color: var(--accent); color: var(--accent); }

/* ---------- 区块通用 ---------- */
.section { padding: 56px 0 8px; }

.section-head { margin-bottom: 22px; }

.section-title {
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-title::before {
    content: "";
    width: 5px;
    height: 22px;
    border-radius: 3px;
    background: linear-gradient(180deg, var(--btc-orange, #f7931a), var(--btc-orange-hover, #8b5cf6));
}

.section-desc { color: var(--text-2); font-size: 0.92rem; margin-top: 6px; }

.section-desc .hint { color: var(--text-3); }

/* ---------- 图表 ---------- */
.chart-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 24px;
    box-shadow: var(--shadow);
    overflow-x: auto;
}

#yearChart { min-width: 620px; }

#yearChart svg { display: block; width: 100%; height: auto; }

#yearChart .chart-row { cursor: pointer; }

#yearChart .chart-row:hover .chart-bar { opacity: 1; filter: brightness(1.15); }

.year-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px dashed var(--border);
}

/* ---------- 筛选控件 ---------- */
.controls { margin: 18px 0 26px; display: flex; flex-direction: column; gap: 14px; }

.search-box { position: relative; max-width: 620px; }

.search-box input {
    width: 100%;
    padding: 13px 46px 13px 20px;
    background: var(--panel);
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    color: var(--text);
    font-size: 0.98rem;
    font-family: inherit;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-soft);
}

.search-box input::placeholder { color: var(--text-3); }

.search-icon { position: absolute; right: 18px; top: 50%; transform: translateY(-50%); opacity: 0.6; }

.filter-row { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }

.chip-group { display: flex; flex-wrap: wrap; gap: 8px; }

.chip {
    padding: 8px 16px;
    border-radius: 999px;
    border: 1px solid var(--border-strong);
    background: var(--chip-bg);
    color: var(--text-2);
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.22s ease;
}

.chip:hover { color: var(--text); border-color: var(--accent); }

.chip.active {
    background: linear-gradient(120deg, var(--btc-orange, #f7931a), var(--btc-orange-soft, #fbbf24));
    border-color: transparent;
    color: #1a1207;
}

.chip-bull.active { background: var(--bull); color: #04120c; }
.chip-bear.active { background: var(--bear); color: #fff; }
.chip-neutral.active { background: var(--neutral); color: #0d0f14; }

.filter-select {
    padding: 11px 16px;
    background: var(--panel);
    border: 1px solid var(--border-strong);
    border-radius: 12px;
    color: var(--text);
    font-size: 0.92rem;
    font-family: inherit;
    cursor: pointer;
    transition: border-color 0.25s ease;
}

.filter-select:hover, .filter-select:focus { outline: none; border-color: var(--accent); }

/* ---------- 预测卡片 ---------- */
.predictions {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(420px, 1fr));
    gap: 22px;
    padding-bottom: 40px;
}

.prediction-card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    overflow: hidden;
    animation: cardIn 0.5s ease both;
    animation-delay: calc(var(--i, 0) * 45ms);
    transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

@keyframes cardIn {
    from { opacity: 0; transform: translateY(18px); }
    to { opacity: 1; transform: translateY(0); }
}

.prediction-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
    border-color: var(--border-strong);
}

.prediction-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--neutral);
    opacity: 0.85;
}

.prediction-card.sentiment-bullish::before { background: linear-gradient(90deg, var(--bull), transparent 85%); }
.prediction-card.sentiment-bearish::before { background: linear-gradient(90deg, var(--bear), transparent 85%); }
.prediction-card.sentiment-neutral::before { background: linear-gradient(90deg, var(--neutral), transparent 85%); }

/* 卡片头 */
.prediction-header { display: flex; align-items: flex-start; gap: 14px; }

.avatar {
    flex-shrink: 0;
    width: 46px;
    height: 46px;
    border-radius: 13px;
    display: grid;
    place-items: center;
    color: #fff;
    font-weight: 800;
    font-size: 1.05rem;
    letter-spacing: 0.5px;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.18);
}

.avatar[data-category="bank"]     { background: linear-gradient(135deg, #2563eb, #60a5fa); }
.avatar[data-category="asset"]    { background: linear-gradient(135deg, #7c3aed, #a78bfa); }
.avatar[data-category="research"] { background: linear-gradient(135deg, #0d9488, #2dd4bf); }
.avatar[data-category="company"]  { background: linear-gradient(135deg, #ea580c, #fb923c); }
.avatar[data-category="kol"]      { background: linear-gradient(135deg, #db2777, #f472b6); }
.avatar[data-category="media"]    { background: linear-gradient(135deg, #b45309, #f59e0b); }
.avatar[data-category="market"]   { background: linear-gradient(135deg, #475569, #94a3b8); }

.prediction-id-block { flex: 1; min-width: 0; }

.institution-name {
    font-size: 1.12rem;
    font-weight: 800;
    line-height: 1.35;
    word-break: break-word;
}

.person-info { font-size: 0.85rem; color: var(--text-2); margin-top: 2px; }

.header-side { display: flex; flex-direction: column; align-items: flex-end; gap: 8px; flex-shrink: 0; }

.prediction-date {
    font-size: 0.76rem;
    font-weight: 600;
    padding: 4px 11px;
    border-radius: 999px;
    background: var(--chip-bg);
    border: 1px solid var(--border);
    color: var(--text-2);
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
}

/* 情绪徽章（作用域限定在徽章上，避免污染卡片背景） */
.sentiment-badge { padding: 4px 12px; border-radius: 999px; font-size: 0.78rem; font-weight: 700; white-space: nowrap; }

.sentiment-badge.sentiment-bullish { background: rgba(22, 199, 132, 0.14); color: var(--bull); border: 1px solid rgba(22, 199, 132, 0.4); }
.sentiment-badge.sentiment-bearish { background: rgba(234, 57, 67, 0.12); color: var(--bear); border: 1px solid rgba(234, 57, 67, 0.4); }
.sentiment-badge.sentiment-neutral { background: rgba(139, 147, 167, 0.14); color: var(--neutral); border: 1px solid rgba(139, 147, 167, 0.4); }

/* 价格块 */
.prediction-price {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    padding: 14px 18px;
    background: var(--accent-soft);
    border: 1px solid rgba(247, 147, 26, 0.22);
    border-radius: var(--radius-sm);
}

.price-block-main { display: flex; flex-direction: column; }

.price-label {
    font-size: 0.72rem;
    color: var(--text-2);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 700;
}

.price-value {
    font-size: 1.9rem;
    font-weight: 900;
    font-variant-numeric: tabular-nums;
    color: var(--accent);
    line-height: 1.25;
}

.price-value.price-range { font-size: 1.45rem; }

.price-value.price-opinion { font-size: 1.25rem; color: var(--text-2); }

.price-date { font-size: 0.82rem; color: var(--text-2); }

.price-side { display: flex; flex-direction: column; align-items: flex-end; gap: 6px; }

.change-badge {
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.change-positive { background: rgba(22, 199, 132, 0.14); color: var(--bull); }
.change-negative { background: rgba(234, 57, 67, 0.14); color: var(--bear); }

.target-year-tag {
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    background: var(--chip-bg);
    border: 1px solid var(--border-strong);
    color: var(--text-2);
    white-space: nowrap;
}

.long-term-prediction {
    display: flex;
    align-items: baseline;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-2);
    padding-top: 10px;
    border-top: 1px dashed var(--border);
}

.long-term-prediction b { color: var(--text); font-variant-numeric: tabular-nums; }

/* 引用块 */
.prediction-quote {
    position: relative;
    padding: 14px 18px 14px 46px;
    background: var(--quote-bg);
    border-left: 3px solid var(--accent);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-style: italic;
    color: var(--text);
    font-size: 0.95rem;
    line-height: 1.7;
}

.prediction-quote::before {
    content: "\201C";
    position: absolute;
    left: 14px;
    top: 6px;
    font-size: 2.4rem;
    font-style: normal;
    font-family: Georgia, serif;
    color: var(--accent);
    opacity: 0.75;
    line-height: 1;
}

/* 正文 */
.prediction-content { color: var(--text-2); font-size: 0.94rem; line-height: 1.85; }

/* 图片 */
.prediction-image {
    border-radius: var(--radius-sm);
    overflow: hidden;
    cursor: zoom-in;
    position: relative;
    border: 1px solid var(--border);
}

.prediction-image img {
    width: 100%;
    height: auto;
    max-height: 300px;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.prediction-image:hover img { transform: scale(1.03); }

.prediction-image::after {
    content: "🔍 点击放大";
    position: absolute;
    bottom: 8px; right: 8px;
    background: rgba(0, 0, 0, 0.72);
    color: #fff;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.72rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.prediction-image:hover::after { opacity: 1; }

/* 卡片脚 */
.prediction-footer {
    margin-top: auto;
    padding-top: 14px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.source-name { font-size: 0.78rem; color: var(--text-3); }

.source-link {
    color: var(--accent);
    font-weight: 700;
    font-size: 0.88rem;
    transition: transform 0.25s ease, color 0.25s ease;
}

.source-link:hover { color: var(--accent-2); transform: translateX(4px); }

.no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--text-2);
    font-size: 1.05rem;
}

/* ---------- 图片模态框 ---------- */
.image-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.image-modal.show { opacity: 1; visibility: visible; }

.image-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.88);
    backdrop-filter: blur(6px);
    cursor: zoom-out;
}

.image-modal-content {
    position: relative;
    max-width: 92vw;
    max-height: 90vh;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6);
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from { transform: scale(0.92); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.image-modal-img { max-width: 92vw; max-height: 82vh; object-fit: contain; display: block; }

.image-modal-close {
    position: absolute;
    top: 10px; right: 12px;
    background: rgba(0, 0, 0, 0.7);
    border: none;
    color: #fff;
    font-size: 1.6rem;
    width: 38px; height: 38px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 2;
}

.image-modal-close:hover { background: var(--bear); }

.image-modal-caption {
    padding: 12px;
    background: var(--panel);
    text-align: center;
    font-weight: 700;
    font-size: 0.9rem;
}

/* ---------- 页脚 ---------- */
.footer {
    border-top: 1px solid var(--border);
    background: var(--bg-2);
    padding: 56px 0 40px;
    margin-top: 40px;
}

.footer-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-bottom: 36px;
}

.footer-card {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 22px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}

.footer-card:hover {
    transform: translateY(-4px);
    border-color: rgba(247, 147, 26, 0.5);
    box-shadow: var(--shadow);
}

.footer-card-icon { font-size: 1.6rem; }

.footer-card-title { font-weight: 800; font-size: 1.05rem; }

.footer-card-desc { font-size: 0.84rem; color: var(--text-2); line-height: 1.7; }

.footer-meta { text-align: center; color: var(--text-3); font-size: 0.85rem; }

.footer-meta p { margin-bottom: 8px; }

.footer-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px; align-items: center; }

.footer-links a { color: var(--accent); font-weight: 600; }

.footer-links a:hover { color: var(--accent-2); }

/* ---------- 响应式 ---------- */
@media (max-width: 860px) {
    .nav-logo-text { display: none; }
    .br-desktop { display: none; }
    .footer-cards { grid-template-columns: 1fr; }
    .predictions { grid-template-columns: 1fr; }
    .live-panel { flex-direction: column; align-items: stretch; gap: 18px; text-align: left; }
    .hero { padding: 60px 0 48px; }
}

@media (max-width: 560px) {
    .container { padding: 0 16px; }
    .nav-inner { padding: 0 16px; }
    .nav-price { font-size: 0.8rem; padding: 5px 10px; }
    .hero-title { font-size: 2rem; }
    .hero-stat { min-width: 108px; padding: 12px 14px; }
    .hero-stat-value { font-size: 1.15rem; }
    .filter-row { flex-direction: column; align-items: stretch; }
    .filter-select { width: 100%; }
    .predictions { grid-template-columns: 1fr; }
    .prediction-card { padding: 18px; }
    .price-value { font-size: 1.55rem; }
    .header-side { align-items: flex-start; }
}