/* ============================================================
   promo.css — 双十一 / 双十二「全部模组 5 折」活动组件
   ------------------------------------------------------------
   由 assets/js/promo.js 渲染，仅在活动季（每年 10/20 预告 ~ 12/15）
   出现；活动季之外页面回到原价，不残留活动样式。
   所有类名以 gm- 前缀，避免与站点既有样式冲突；不覆盖任何现有选择器。
   ============================================================ */

:root {
    --gm-gold-1: #ffe7a6;
    --gm-gold-2: #ffc046;
    --gm-gold-3: #ff8a2b;
    --gm-fire: #ff5a2d;
    --gm-ink: #2b1200;
    --gm-line: rgba(255, 178, 88, 0.34);
    --gm-text-dim: rgba(255, 214, 170, 0.8);
}

/* 横幅存在时给页面内锚点跳转留出 header + 横幅的高度，避免标题被遮住 */
html.gm-has-bar {
    scroll-padding-top: calc(var(--gm-bar-total, 140px) + 12px);
}

/* ============ 顶部活动横幅 ============ */
.gm-bar {
    position: fixed;
    left: 0;
    right: 0;
    top: 78px; /* 由 promo.js 按真实 header 高度写入 */
    z-index: 990;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 9px 20px;
    min-height: 52px;
    overflow: hidden;
    color: #ffe9d2;
    background:
        radial-gradient(90% 220% at 8% 50%, rgba(255, 86, 36, 0.55) 0%, rgba(255, 86, 36, 0) 62%),
        radial-gradient(80% 220% at 92% 50%, rgba(255, 196, 80, 0.34) 0%, rgba(255, 196, 80, 0) 62%),
        linear-gradient(90deg, #25070c 0%, #3b0d13 48%, #25070c 100%);
    border-bottom: 1px solid var(--gm-line);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.55);
    animation: gmBarIn 0.45s ease both;
}

.gm-bar::after {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(100deg, transparent 18%, rgba(255, 220, 160, 0.12) 44%, transparent 62%);
    transform: translateX(-70%);
    animation: gmSheen 7s ease-in-out infinite;
}

.gm-bar-copy {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.gm-bar-title {
    font-size: 14.5px;
    font-weight: 800;
    letter-spacing: 0.02em;
    color: #fff4e5;
    white-space: nowrap;
}

.gm-bar-sub {
    font-size: 12.5px;
    line-height: 1.4;
    color: var(--gm-text-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 5 折满印章 */
.gm-seal {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: baseline;
    gap: 1px;
    padding: 7px 11px;
    border-radius: 12px;
    background: linear-gradient(140deg, var(--gm-gold-1), var(--gm-gold-2) 55%, var(--gm-gold-3));
    color: var(--gm-ink);
    font-size: 21px;
    font-weight: 900;
    line-height: 1;
    letter-spacing: -0.02em;
    text-shadow: 0 1px 0 rgba(255, 255, 255, 0.25);
    box-shadow: 0 0 22px rgba(255, 150, 40, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.65);
}

.gm-seal i {
    font-style: normal;
    font-size: 0.62em;
    font-weight: 800;
}

.gm-seal--lg {
    font-size: 30px;
    padding: 10px 14px;
    border-radius: 16px;
}

/* 倒计时 */
.gm-count {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
    white-space: nowrap;
}

.gm-count em {
    font-style: normal;
    font-size: 12px;
    letter-spacing: 0.04em;
    color: var(--gm-text-dim);
}

.gm-count b {
    font-family: 'Courier New', Consolas, monospace;
    font-variant-numeric: tabular-nums;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: #ffd67e;
    padding: 3px 9px;
    border-radius: 7px;
    background: rgba(0, 0, 0, 0.38);
    border: 1px solid rgba(255, 190, 100, 0.32);
}

.gm-count--lg em {
    font-size: 13px;
    color: rgba(255, 218, 178, 0.82);
}

.gm-count--lg b {
    font-size: 17px;
    padding: 5px 12px;
}

/* 行动按钮 */
.gm-cta {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 15px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--gm-gold-1), var(--gm-gold-2) 60%, var(--gm-gold-3));
    color: var(--gm-ink);
    font-size: 12.5px;
    font-weight: 800;
    letter-spacing: 0.04em;
    white-space: nowrap;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
    transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
}

.gm-cta:hover {
    transform: translateY(-1px);
    filter: brightness(1.06);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.45);
}

.gm-cta--lg {
    padding: 11px 22px;
    font-size: 14px;
}

.gm-cta--sm {
    padding: 6px 13px;
    font-size: 12px;
}

/* 关闭横幅 */
.gm-bar-close {
    flex: 0 0 auto;
    width: 26px;
    height: 26px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border-radius: 50%;
    border: 1px solid rgba(255, 200, 140, 0.3);
    background: rgba(0, 0, 0, 0.25);
    color: rgba(255, 220, 180, 0.75);
    font-size: 16px;
    line-height: 1;
    cursor: pointer;
    transition: all 0.25s ease;
}

.gm-bar-close:hover {
    color: #fff;
    background: rgba(255, 90, 40, 0.35);
    border-color: rgba(255, 160, 80, 0.6);
}

/* ============ 页内活动面板 ============ */
.gm-panel {
    position: relative;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 22px;
    margin: 0 0 34px;
    padding: 22px 26px;
    border: 1px solid var(--gm-line);
    border-radius: var(--radius-lg, 20px);
    background:
        radial-gradient(90% 170% at 0% 0%, rgba(255, 92, 40, 0.22), transparent 58%),
        radial-gradient(90% 170% at 100% 100%, rgba(255, 190, 80, 0.16), transparent 58%),
        rgba(12, 10, 16, 0.86);
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    overflow: hidden;
    animation: gmFadeUp 0.7s ease both;
}

.gm-panel::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--gm-gold-2), var(--gm-fire));
}

.gm-panel-title {
    margin: 0 0 6px;
    font-size: 19px;
    font-weight: 800;
    line-height: 1.35;
    letter-spacing: 0.01em;
    color: #fff2e0;
}

.gm-panel-sub {
    margin: 0;
    font-size: 13.5px;
    line-height: 1.7;
    color: rgba(255, 218, 178, 0.86);
}

.gm-panel-sub b {
    color: #ffd166;
    font-weight: 700;
}

.gm-periods {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 12px 0 0;
    padding: 0;
    list-style: none;
}

.gm-period {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 4px 12px;
    border-radius: 999px;
    border: 1px solid rgba(255, 190, 120, 0.28);
    background: rgba(255, 150, 60, 0.07);
    font-size: 12px;
    color: rgba(255, 226, 196, 0.8);
}

.gm-period b {
    font-weight: 700;
    color: #ffe3bd;
}

.gm-period span {
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.02em;
}

.gm-period em {
    font-style: normal;
    font-size: 10.5px;
    padding: 1px 6px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 235, 210, 0.8);
    white-space: nowrap;
}

.gm-period.is-live {
    border-color: rgba(255, 120, 60, 0.7);
    background: linear-gradient(135deg, rgba(255, 90, 40, 0.3), rgba(255, 180, 70, 0.18));
}

.gm-period.is-live em {
    background: var(--gm-fire);
    color: #fff;
}

.gm-period.is-past {
    opacity: 0.55;
}

.gm-period.is-next em {
    background: rgba(255, 200, 100, 0.25);
    color: #ffd98f;
}

.gm-panel-side {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
}

.gm-panel-side .gm-count {
    margin-left: 0;
}

/* ============ 通栏活动说明条 ============ */
.gm-note {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px 16px;
    padding: 14px 5%;
    border-block: 1px solid var(--gm-line);
    background: linear-gradient(90deg, rgba(255, 90, 40, 0.13), rgba(255, 190, 80, 0.06) 45%, transparent 88%);
    font-size: 13.5px;
    line-height: 1.6;
    color: var(--text-secondary, #c3c9e8);
}

.gm-note-seal {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    padding: 4px 10px;
    border-radius: 8px;
    background: linear-gradient(140deg, var(--gm-gold-1), var(--gm-gold-2) 55%, var(--gm-gold-3));
    color: var(--gm-ink);
    font-size: 13px;
    font-weight: 900;
    letter-spacing: 0.02em;
    box-shadow: 0 0 16px rgba(255, 150, 40, 0.3);
}

.gm-note-text {
    flex: 1 1 340px;
    min-width: 0;
    margin: 0;
}

.gm-note-text b {
    color: #ffd166;
    font-weight: 700;
}

.gm-note .gm-count {
    margin-left: 0;
}

.gm-note .gm-cta {
    margin-left: auto;
}

/* ============ 模组价格标注 ============ */
.gm-price {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    vertical-align: middle;
}

.gm-price-old {
    opacity: 0.55;
    text-decoration: line-through;
}

.gm-price-new {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 13px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--gm-gold-1) 0%, var(--gm-gold-2) 55%, var(--gm-gold-3) 100%);
    color: var(--gm-ink);
    font-weight: 800;
    font-size: 1rem;
    line-height: 1.4;
    white-space: nowrap;
    box-shadow: 0 0 18px rgba(255, 165, 60, 0.35), 0 4px 14px rgba(0, 0, 0, 0.35);
}

.gm-price-num {
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.01em;
}

.gm-off {
    font-style: normal;
    font-size: 0.68rem;
    font-weight: 800;
    padding: 1px 7px;
    border-radius: 999px;
    background: rgba(43, 18, 0, 0.82);
    color: #ffd166;
    letter-spacing: 0.02em;
}

.gm-price-note {
    font-size: 0.7rem;
    letter-spacing: 0.04em;
    color: #ffc98a;
    white-space: nowrap;
}

/* ============ 首页专区卡片上的活动徽章 ============ */
.zone-badge-mini.gm-zone-badge {
    background: linear-gradient(135deg, rgba(255, 96, 40, 0.26), rgba(255, 196, 80, 0.16));
    color: #ffd08a;
    border: 1px solid rgba(255, 170, 80, 0.5);
    animation: gmBadgeGlow 2.6s ease-in-out infinite;
}

/* 徽章占位在渲染前保持隐藏，关闭 JS 时也不会留下空白药丸 */
.zone-badge-mini[data-gm-promo][hidden] {
    display: none !important;
}

/* ============ 动效 ============ */
@keyframes gmBarIn {
    from { opacity: 0; transform: translateY(-12px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes gmSheen {
    0%, 55% { transform: translateX(-70%); }
    85%, 100% { transform: translateX(120%); }
}

@keyframes gmFadeUp {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes gmBadgeGlow {
    0%, 100% { box-shadow: 0 0 0 rgba(255, 110, 20, 0); }
    50%      { box-shadow: 0 0 10px rgba(255, 120, 30, 0.55); }
}

/* ============ 响应式 ============ */
@media (max-width: 960px) {
    .gm-bar { gap: 10px; padding: 8px 14px; }
    .gm-bar-sub { display: none; }
    .gm-bar-title { font-size: 13.5px; white-space: normal; }
    .gm-seal { font-size: 18px; padding: 6px 9px; }
    .gm-panel { gap: 16px; padding: 20px 20px; }
    .gm-panel-title { font-size: 17px; }
}

@media (max-width: 720px) {
    .gm-bar { flex-wrap: wrap; row-gap: 6px; padding: 8px 12px; }
    .gm-count em { display: none; }
    .gm-count b { font-size: 13px; padding: 2px 7px; }
    .gm-bar-close { margin-left: auto; }
    .gm-panel {
        grid-template-columns: auto minmax(0, 1fr);
        align-items: start;
    }
    .gm-panel-side {
        grid-column: 1 / -1;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
    }
    .gm-panel-title { font-size: 16px; }
    .gm-panel-sub { font-size: 13px; }
    .gm-note { padding: 12px 4%; }
    .gm-note .gm-cta { margin-left: 0; }
    .gm-price-new { font-size: 0.95rem; }
}

@media (max-width: 520px) {
    .gm-cta { display: none; }
    .gm-panel .gm-cta,
    .gm-note .gm-cta { display: inline-flex; }
    .gm-bar-sub { display: none; }
    .gm-seal--lg { font-size: 24px; padding: 8px 11px; border-radius: 13px; }
}

@media (prefers-reduced-motion: reduce) {
    .gm-bar,
    .gm-panel,
    .zone-badge-mini.gm-zone-badge { animation: none; }
    .gm-bar::after { animation: none; opacity: 0; }
    .gm-cta { transition: none; }
}