/* ======================================================================
 *  gaokao-countdown —— 2027 高考倒计时独立样式
 *  依赖：home.css（全局 CSS 变量） + tool-detail.css（detail-wrap / detail-tabs 等）
 *  支持黑夜模式，不重复定义 detail-* / badge / tab / steps-list 等公共类
 * ====================================================================== */

/* ---- 卡片容器 ---- */
.gkc-card {
    background: var(--c-bg-card);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: 24px;
    margin-bottom: 20px;
}
.gkc-title {
    font-size: 16px;
    font-weight: 800;
    letter-spacing: -0.01em;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ---- 核心倒计时 Hero ---- */
.gkc-hero {
    text-align: center;
    background: linear-gradient(135deg,
        color-mix(in srgb, var(--c-primary) 12%, transparent) 0%,
        color-mix(in srgb, var(--c-accent, #ff6b6b) 10%, transparent) 100%);
    border: 1px solid color-mix(in srgb, var(--c-primary) 25%, transparent);
}
.gkc-hero-emoji {
    font-size: 44px;
    line-height: 1;
    margin-bottom: 12px;
}
.gkc-hero-sub {
    color: var(--c-text-sub);
    font-size: 14px;
    margin-bottom: 18px;
}
.gkc-hero-sub span {
    color: var(--c-primary);
    font-weight: 700;
}

/* 倒计时四格 */
.gkc-countdown {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}
.gkc-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--c-surface-soft);
    border: 1px solid var(--c-border);
    border-radius: 14px;
    padding: 14px 18px;
    min-width: 80px;
}
.gkc-num {
    font-size: 38px;
    font-weight: 900;
    font-variant-numeric: tabular-nums;
    color: var(--c-primary);
    line-height: 1;
    letter-spacing: -0.03em;
}
.gkc-label {
    font-size: 12px;
    color: var(--c-text-sub);
    margin-top: 6px;
    font-weight: 600;
}
.gkc-colon {
    font-size: 32px;
    font-weight: 900;
    color: var(--c-text-sub);
    line-height: 1;
    transform: translateY(-2px);
}

/* 额外信息（剩余周数 / 截止提示） */
.gkc-extra {
    font-size: 14px;
    color: var(--c-text-sub);
    margin-bottom: 18px;
}
.gkc-extra b { color: var(--c-text); font-weight: 700; }

/* 进度条 */
.gkc-progress {
    background: var(--c-surface-soft);
    border-radius: 10px;
    padding: 12px 16px;
    text-align: left;
}
.gkc-progress-bar {
    height: 8px;
    background: var(--c-border);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 8px;
    width: 0;
    transition: width 0.6s ease;
    background-image: linear-gradient(90deg, var(--c-primary), color-mix(in srgb, var(--c-primary) 60%, #fff));
    background-size: 100% 100%;
}
.gkc-progress-text {
    font-size: 12px;
    color: var(--c-text-sub);
}
.gkc-progress-text b {
    color: var(--c-primary);
    font-weight: 800;
    font-size: 13px;
}

/* ---- 设置表单 ---- */
.gkc-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 14px;
}
.gkc-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.gkc-field-full { grid-column: 1 / -1; }
.gkc-field-label {
    font-size: 13px;
    font-weight: 700;
    color: var(--c-text-sub);
}
.gkc-form input[type="date"],
.gkc-form input[type="time"],
.gkc-form input[type="text"] {
    width: 100%;
    height: 43px;
    padding: 0 14px;
    font-size: 14px;
    font-family: inherit;
    color: var(--c-text);
    background: var(--c-surface-soft);
    border: 1px solid var(--c-border);
    border-radius: 12px;
    outline: none;
    transition: border-color 0.16s ease, box-shadow 0.16s ease;
    cursor: pointer;
}
.gkc-form input[type="text"] { cursor: text; }
.gkc-form input:focus {
    border-color: var(--c-primary);
    box-shadow: 0 0 0 3px var(--c-primary-soft);
}

/* 预设按钮 */
.gkc-presets {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}
.gkc-preset {
    padding: 7px 14px;
    font-size: 12px;
    font-weight: 600;
    color: var(--c-text);
    background: var(--c-surface-soft);
    border: 1px solid var(--c-border);
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.16s ease;
}
.gkc-preset:hover {
    border-color: var(--c-primary);
    color: var(--c-primary);
    background: color-mix(in srgb, var(--c-primary) 10%, var(--c-surface-soft));
}
.gkc-preset:active { transform: scale(0.97); }

/* 操作按钮 */
.gkc-btns {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 10px;
}
.gkc-note {
    font-size: 12px;
    color: var(--c-text-sub);
    line-height: 1.6;
    margin: 0;
}

/* ---- 表格 ---- */
.gkc-table-wrap { overflow-x: auto; }
.gkc-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.gkc-table th,
.gkc-table td {
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid var(--c-border);
}
.gkc-table thead th {
    font-weight: 700;
    color: var(--c-text-sub);
    background: var(--c-surface-soft);
    font-size: 12px;
}
.gkc-table tbody tr:last-child td { border-bottom: none; }
.gkc-table tbody tr:hover td {
    background: color-mix(in srgb, var(--c-primary) 5%, transparent);
}
.gkc-table b {
    color: var(--c-primary);
}
.gkc-table-note {
    font-size: 12px;
    color: var(--c-text-sub);
    margin-top: 10px;
}

/* ---- 复习阶段 ---- */
.gkc-phase {
    padding: 14px 0;
    border-bottom: 1px dashed var(--c-border);
}
.gkc-phase:last-child { border-bottom: none; }
.gkc-phase-head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 6px;
    flex-wrap: wrap;
}
.gkc-phase-time {
    font-weight: 700;
    font-size: 14px;
    color: var(--c-text);
}
.gkc-phase-tag {
    font-size: 11px;
    padding: 2px 10px;
    border-radius: 12px;
    font-weight: 700;
    letter-spacing: 0.02em;
}
.gkc-tag-primary { background: color-mix(in srgb, var(--c-primary) 15%, transparent); color: var(--c-primary); }
.gkc-tag-warn { background: #fff3cd; color: #856404; }
.gkc-tag-success { background: #d4edda; color: #155724; }
@media (prefers-color-scheme: dark) {
    .gkc-tag-warn { background: rgba(255,193,7,0.18); color: #ffc107; }
    .gkc-tag-success { background: rgba(40,167,69,0.18); color: #28a745; }
}
.gkc-phase-desc {
    font-size: 13px;
    color: var(--c-text-sub);
    line-height: 1.7;
    margin: 0;
}

/* ---- 免责 ---- */
.gkc-disclaim {
    font-size: 13px;
    color: var(--c-text-sub);
    line-height: 1.8;
    padding: 14px 18px;
    background: var(--c-surface-soft);
    border: 1px solid color-mix(in srgb, var(--c-warn, #ffc107) 40%, transparent);
    border-radius: var(--radius-md);
}
.gkc-disclaim b { color: var(--c-text); }

/* ---- 简介区 ---- */
.gkc-info-block { margin-bottom: 24px; }

/* ---- 响应式 ---- */
@media (max-width: 640px) {
    .gkc-hero { padding: 20px 14px; }
    .gkc-countdown { gap: 4px; }
    .gkc-box { min-width: 60px; padding: 10px 12px; border-radius: 12px; }
    .gkc-num { font-size: 28px; }
    .gkc-colon { font-size: 24px; }
    .gkc-form { grid-template-columns: 1fr; }
    .gkc-presets { gap: 6px; }
    .gkc-preset { padding: 6px 12px; font-size: 11px; }
}