/* 抖音视频解析 - 前台在线解析页面样式 */

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

:root {
    --dv-bg: #070812;
    --dv-card: rgba(255,255,255,0.08);
    --dv-card-strong: rgba(255,255,255,0.12);
    --dv-border: rgba(255,255,255,0.14);
    --dv-text: #ffffff;
    --dv-muted: rgba(255,255,255,0.62);
    --dv-dim: rgba(255,255,255,0.42);
    --dv-primary: #fe2c55;
    --dv-primary-2: #ff6a3d;
    --dv-cyan: #25f4ee;
    --dv-shadow: 0 24px 80px rgba(0,0,0,0.38);
}

html { min-height: 100%; }
body {
    min-height: 100vh;
    color: var(--dv-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    background:
        radial-gradient(circle at 12% 12%, rgba(37,244,238,0.18), transparent 28%),
        radial-gradient(circle at 86% 8%, rgba(254,44,85,0.22), transparent 30%),
        linear-gradient(145deg, #070812 0%, #10172d 48%, #090b15 100%);
    -ms-overflow-style: none;
    scrollbar-width: none;
}
body::-webkit-scrollbar { display: none; }
body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image: linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
    background-size: 42px 42px;
    mask-image: linear-gradient(to bottom, #000, transparent 78%);
}

/* 登录提示页面 */
.dv-login-page { display: flex; align-items: center; justify-content: center; padding: 24px; }
.dv-login-box {
    width: min(420px, 100%);
    padding: 42px 36px;
    text-align: center;
    border: 1px solid var(--dv-border);
    border-radius: 28px;
    background: rgba(255,255,255,0.9);
    box-shadow: var(--dv-shadow);
    backdrop-filter: blur(18px);
}
.dv-login-box h2 { font-size: 24px; color: #111827; margin-bottom: 12px; }
.dv-login-box p { color: #64748b; font-size: 14px; line-height: 1.8; margin-bottom: 26px; }
.dv-login-box a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 132px;
    height: 44px;
    color: #fff;
    text-decoration: none;
    border-radius: 999px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--dv-primary), var(--dv-primary-2));
    box-shadow: 0 12px 30px rgba(254,44,85,0.34);
}

/* 主页面 */
.dv-main-page { color: var(--dv-text); }
.dv-page { position: relative; z-index: 1; width: min(1120px, calc(100% - 40px)); margin: 0 auto; padding: 48px 0 36px; }

.dv-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 460px;
    gap: 28px;
    align-items: stretch;
    margin-bottom: 24px;
}
.dv-hero-copy,
.dv-search-panel,
.dv-result,
.dv-api-doc {
    border: 1px solid var(--dv-border);
    background: linear-gradient(145deg, rgba(255,255,255,0.12), rgba(255,255,255,0.055));
    box-shadow: var(--dv-shadow);
    backdrop-filter: blur(22px);
}
.dv-hero-copy {
    position: relative;
    overflow: hidden;
    min-height: 330px;
    padding: 44px;
    border-radius: 34px;
}
.dv-hero-copy::after {
    content: "";
    position: absolute;
    right: -90px;
    bottom: -120px;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(254,44,85,0.34), transparent 66%);
}
.dv-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 18px;
    color: var(--dv-cyan);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.14em;
}
.dv-eyebrow::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--dv-cyan);
    box-shadow: 0 0 18px var(--dv-cyan);
}
.dv-hero h1 {
    max-width: 640px;
    margin-bottom: 16px;
    font-size: clamp(36px, 6vw, 64px);
    line-height: 1.05;
    letter-spacing: -0.06em;
}
.dv-hero h1 .dv-badge,
.dv-badge {
    display: inline-flex;
    align-items: center;
    vertical-align: middle;
    padding: 4px 10px;
    border-radius: 999px;
    color: #fff;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0;
    background: linear-gradient(135deg, var(--dv-primary), var(--dv-primary-2));
}
.dv-hero p { max-width: 560px; color: var(--dv-muted); font-size: 16px; line-height: 1.9; }
.dv-feature-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.dv-feature-row span {
    display: inline-flex;
    align-items: center;
    height: 34px;
    padding: 0 14px;
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 999px;
    color: rgba(255,255,255,0.82);
    font-size: 13px;
    background: rgba(255,255,255,0.06);
}

.dv-search-panel {
    align-self: stretch;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 28px;
    border-radius: 30px;
}
.dv-panel-title { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; }
.dv-panel-title strong { font-size: 20px; }
.dv-panel-title span { color: var(--dv-muted); font-size: 13px; }
.dv-panel-title b { color: var(--dv-cyan); font-size: 14px; }
.dv-input-group { display: grid; grid-template-columns: minmax(0, 1fr) 120px; gap: 12px; }
.dv-input-group input {
    width: 100%;
    height: 52px;
    padding: 0 18px;
    border: 1px solid rgba(255,255,255,0.16);
    border-radius: 18px;
    outline: none;
    color: #fff;
    font-size: 15px;
    background: rgba(0,0,0,0.24);
    transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}
.dv-input-group input::placeholder { color: rgba(255,255,255,0.38); }
.dv-input-group input:focus { border-color: var(--dv-cyan); box-shadow: 0 0 0 4px rgba(37,244,238,0.12); background: rgba(0,0,0,0.34); }
.dv-input-group button {
    height: 52px;
    border: 0;
    border-radius: 18px;
    color: #fff;
    font-size: 15px;
    font-weight: 800;
    cursor: pointer;
    background: linear-gradient(135deg, var(--dv-primary), var(--dv-primary-2));
    box-shadow: 0 14px 34px rgba(254,44,85,0.32);
    transition: transform 0.18s, filter 0.18s, opacity 0.18s;
}
.dv-input-group button:hover { filter: brightness(1.08); transform: translateY(-1px); }
.dv-input-group button:active { transform: translateY(0) scale(0.98); }
.dv-input-group button:disabled { opacity: 0.58; cursor: not-allowed; box-shadow: none; }
.dv-tips { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 16px; color: var(--dv-dim); font-size: 13px; }
.dv-tips code,
.dv-api-doc code {
    color: var(--dv-cyan);
    border: 1px solid rgba(37,244,238,0.18);
    border-radius: 999px;
    background: rgba(37,244,238,0.08);
    padding: 3px 9px;
    font-size: 12px;
}

.dv-loading { display: none; margin: 22px 0; padding: 28px; text-align: center; color: var(--dv-muted); }
.dv-loading.dv-show { display: block; }
.dv-spinner { display: inline-block; width: 28px; height: 28px; margin-bottom: 12px; border: 3px solid rgba(255,255,255,0.14); border-top-color: var(--dv-cyan); border-radius: 50%; animation: douyin-spin 0.8s linear infinite; }

.dv-error { display: none; margin: 18px 0; padding: 16px 18px; text-align: center; color: #fff; border: 1px solid rgba(254,44,85,0.3); border-radius: 18px; background: rgba(254,44,85,0.16); }
.dv-error.dv-show { display: block; }

.dv-result { display: none; overflow: hidden; margin-top: 24px; border-radius: 30px; }
#dv-player-wrap video { width: 100%; display: block; background: #000; max-height: 620px; }
#dv-player-wrap .douyin-video-info { display: flex; justify-content: space-between; gap: 16px; padding: 18px 22px; color: rgba(255,255,255,0.82); }
#dv-player-wrap .douyin-video-title { font-weight: 700; }
#dv-player-wrap .douyin-video-author { color: var(--dv-cyan); white-space: nowrap; }
.dv-result-actions { display: flex; flex-wrap: wrap; gap: 10px; padding: 18px 22px 22px; border-top: 1px solid rgba(255,255,255,0.1); }
.dv-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    min-height: 40px;
    padding: 0 16px;
    color: rgba(255,255,255,0.84);
    text-decoration: none;
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: 999px;
    background: rgba(255,255,255,0.07);
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s, background 0.2s, transform 0.2s;
}
.dv-btn:hover { transform: translateY(-1px); color: #fff; border-color: rgba(255,255,255,0.28); background: rgba(255,255,255,0.12); }
.dv-btn-primary { border-color: transparent; color: #fff; background: linear-gradient(135deg, var(--dv-primary), var(--dv-primary-2)); }

.dv-api-doc { margin-top: 28px; padding: 30px; border-radius: 30px; }
.dv-api-doc h3 { margin-bottom: 14px; font-size: 22px; }
.dv-api-doc p,
.dv-api-doc li { color: var(--dv-muted); font-size: 14px; line-height: 1.85; }
.dv-api-doc strong { color: #fff; }
.dv-api-doc pre {
    margin: 12px 0 18px;
    padding: 16px;
    overflow-x: auto;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 18px;
    background: rgba(0,0,0,0.32);
    -ms-overflow-style: none;
    scrollbar-width: none;
}
.dv-api-doc pre::-webkit-scrollbar { display: none; }
.dv-api-doc pre code { padding: 0; border: 0; border-radius: 0; background: none; color: var(--dv-cyan); line-height: 1.7; }
.dv-api-table { width: 100%; margin: 12px 0 18px; border-collapse: separate; border-spacing: 0; overflow: hidden; border: 1px solid rgba(255,255,255,0.1); border-radius: 18px; }
.dv-api-table th,
.dv-api-table td { padding: 12px 14px; text-align: left; border-bottom: 1px solid rgba(255,255,255,0.08); color: rgba(255,255,255,0.82); font-size: 14px; }
.dv-api-table tr:last-child td { border-bottom: 0; }
.dv-api-table th { color: #fff; background: rgba(255,255,255,0.08); font-weight: 800; }
.dv-api-table tbody tr:hover { background: rgba(255,255,255,0.04); }
.dv-badge-required { color: #fff; background: rgba(254,44,85,0.88); }
.dv-badge-optional { color: #031417; background: var(--dv-cyan); }

/* 代码块：带复制按钮 */
.dv-code-block {
    position: relative;
    margin: 12px 0 18px;
}
.dv-code-block pre {
    margin: 0;
    padding: 16px 56px 16px 16px; /* 右侧给复制按钮留位 */
}
.dv-copy-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    min-width: 62px;
    height: 28px;
    padding: 0 10px;
    font-size: 12px;
    font-weight: 700;
    color: #fff;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: 999px;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, transform 0.15s;
    user-select: none;
}
.dv-copy-btn:hover {
    background: rgba(255,255,255,0.18);
    border-color: rgba(255,255,255,0.28);
    transform: translateY(-1px);
}
.dv-copy-btn.dv-copy-copied {
    background: rgba(37,244,238,0.18);
    border-color: var(--dv-cyan);
    color: var(--dv-cyan);
}

/* 使用须知卡片 */
.dv-usage-notice {
    margin-top: 28px;
    padding: 30px;
    border: 1px solid var(--dv-border);
    border-radius: 30px;
    background:
        linear-gradient(145deg, rgba(254,44,85,0.10), rgba(37,244,238,0.08)),
        linear-gradient(145deg, rgba(255,255,255,0.12), rgba(255,255,255,0.055));
    box-shadow: var(--dv-shadow);
    backdrop-filter: blur(22px);
}
.dv-usage-notice h3 {
    font-size: 22px;
    color: #fff;
    margin-bottom: 10px;
}
.dv-notice-desc {
    color: var(--dv-muted);
    font-size: 14px;
    margin-bottom: 20px;
}
.dv-usage-notice ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px 24px;
}
.dv-usage-notice li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: rgba(255,255,255,0.86);
    font-size: 14px;
    line-height: 1.7;
}
.dv-notice-icon {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    font-size: 12px;
    font-weight: 800;
    color: #fff;
    background: linear-gradient(135deg, var(--dv-primary), var(--dv-primary-2));
}

.dv-footer { margin-top: 28px; text-align: center; color: var(--dv-dim); font-size: 12px; }

@keyframes douyin-spin { to { transform: rotate(360deg); } }

@media (max-width: 900px) {
    .dv-page { width: min(100% - 28px, 720px); padding-top: 28px; }
    .dv-hero { grid-template-columns: 1fr; }
    .dv-hero-copy { min-height: auto; padding: 34px 28px; }
    .dv-search-panel { padding: 24px; }
    .dv-usage-notice { padding: 24px; }
    .dv-usage-notice ul { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
    .dv-page { width: min(100% - 24px, 720px); }
    .dv-hero-copy { padding: 30px 22px; border-radius: 26px; }
    .dv-search-panel,
    .dv-result,
    .dv-api-doc,
    .dv-usage-notice { border-radius: 24px; }
    .dv-input-group { grid-template-columns: 1fr; }
    .dv-input-group button { width: 100%; }
    .dv-panel-title { align-items: flex-start; flex-direction: column; }
    #dv-player-wrap .douyin-video-info { flex-direction: column; }
    #dv-player-wrap .douyin-video-author { white-space: normal; }
    .dv-api-doc { padding: 22px; }
    .dv-api-table { display: block; overflow-x: auto; }
}