/* 互動獎勵說明頁（rewards.php）— 桌面／手機分別調校 */

.rewards-page {
    --rw-accent: #7ab8ff;
    --rw-gold: #e8b84a;
    --rw-card: rgba(255, 255, 255, 0.035);
    --rw-line: rgba(255, 255, 255, 0.075);
    --rw-muted: #868c9a;
    --rw-fg: #e9ebf0;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 0 2rem;
}

/* ── Hero ── */
.rewards-hero {
    padding: 1.4rem 0 1.1rem;
    border-bottom: 1px solid var(--rw-line);
    margin-bottom: 1.25rem;
}
.rewards-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin: 0 0 0.5rem;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--rw-gold);
    background: rgba(232, 184, 74, 0.12);
    border: 1px solid rgba(232, 184, 74, 0.28);
    border-radius: 999px;
    padding: 0.22rem 0.7rem;
}
.rewards-hero__title {
    margin: 0 0 0.55rem;
    font-size: 1.6rem;
    line-height: 1.25;
    color: var(--rw-fg);
}
.rewards-hero__lead {
    margin: 0;
    max-width: 46rem;
    font-size: 0.92rem;
    line-height: 1.75;
    color: #c8ccd4;
}
.rewards-hero__lead strong { color: var(--rw-fg); }
.rewards-hero__count {
    margin: 0.7rem 0 0;
    font-size: 0.82rem;
    color: var(--rw-muted);
}
.rewards-hero__count strong { color: var(--rw-gold); }

/* ── 誠信提醒 ── */
.rewards-integrity {
    display: flex;
    gap: 0.85rem;
    padding: 1rem 1.1rem;
    margin-bottom: 1.5rem;
    border-radius: 14px;
    border: 1px solid rgba(232, 184, 74, 0.35);
    background: linear-gradient(180deg, rgba(232, 184, 74, 0.11), rgba(232, 184, 74, 0.045));
}
.rewards-integrity__icon {
    flex: none;
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: rgba(232, 184, 74, 0.18);
    color: var(--rw-gold);
    font-size: 1.15rem;
}
.rewards-integrity__title {
    margin: 0 0 0.4rem;
    font-size: 1.02rem;
    color: #ffe9b8;
}
.rewards-integrity__text {
    margin: 0 0 0.55rem;
    font-size: 0.86rem;
    line-height: 1.7;
    color: #d8dbe2;
}
.rewards-integrity__text strong { color: #ffe9b8; }
.rewards-integrity__list {
    margin: 0;
    padding-left: 1.1rem;
    font-size: 0.82rem;
    line-height: 1.7;
    color: #c8ccd4;
}
.rewards-integrity__list li + li { margin-top: 0.2rem; }
.rewards-integrity__list strong { color: #ffe9b8; }

/* ── 分組 ── */
.rewards-groups {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.4rem;
}
.rewards-group__head {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    margin-bottom: 0.7rem;
}
.rewards-group__icon {
    flex: none;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: rgba(122, 184, 255, 0.14);
    color: var(--rw-accent);
    font-size: 0.92rem;
}
.rewards-group__title {
    margin: 0;
    font-size: 1.08rem;
    color: var(--rw-fg);
}
.rewards-group__desc {
    margin: 0.15rem 0 0;
    font-size: 0.8rem;
    line-height: 1.6;
    color: var(--rw-muted);
}

.rewards-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.7rem;
}
.rewards-item {
    border: 1px solid var(--rw-line);
    border-radius: 12px;
    background: var(--rw-card);
    padding: 0.85rem 0.95rem;
    transition: border-color 0.15s ease, background 0.15s ease;
}
.rewards-item:hover {
    border-color: rgba(122, 184, 255, 0.35);
    background: rgba(255, 255, 255, 0.05);
}
.rewards-item__top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.7rem;
}
.rewards-item__title {
    margin: 0;
    font-size: 0.95rem;
    color: var(--rw-fg);
}
.rewards-item__desc {
    margin: 0.22rem 0 0;
    font-size: 0.8rem;
    line-height: 1.6;
    color: var(--rw-muted);
}
.rewards-item__reward {
    flex: none;
    text-align: right;
    white-space: nowrap;
}
.rewards-item__amount {
    display: block;
    font-size: 1.18rem;
    font-weight: 800;
    color: var(--rw-gold);
    line-height: 1.15;
}
.rewards-item__unit {
    display: block;
    font-size: 0.68rem;
    color: var(--rw-muted);
}
.rewards-item__meta {
    margin: 0.7rem 0 0;
    padding-top: 0.6rem;
    border-top: 1px dashed var(--rw-line);
    font-size: 0.78rem;
    line-height: 1.65;
}
.rewards-item__meta-row {
    display: flex;
    gap: 0.5rem;
}
.rewards-item__meta-row + .rewards-item__meta-row { margin-top: 0.3rem; }
.rewards-item__meta-row dt {
    flex: none;
    min-width: 3.2rem;
    font-weight: 700;
    color: #9ec0ff;
}
.rewards-item__meta-row dd {
    margin: 0;
    color: #c8ccd4;
}
.rewards-item__meta-row--note dt { color: #f0b8b8; }
.rewards-item__meta-row--note dd { color: #d8b8b8; }
.rewards-item__actions { margin-top: 0.7rem; }

/* ── 按鈕 ── */
.rewards-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    font: inherit;
    font-size: 0.82rem;
    font-weight: 700;
    padding: 0.45rem 0.95rem;
    border-radius: 9px;
    border: 1px solid var(--rw-line);
    background: rgba(255, 255, 255, 0.05);
    color: var(--rw-fg);
    text-decoration: none;
    transition: background 0.15s ease, border-color 0.15s ease;
}
.rewards-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(122, 184, 255, 0.4);
}
.rewards-btn--primary {
    border-color: rgba(122, 184, 255, 0.55);
    background: linear-gradient(180deg, rgba(122, 184, 255, 0.32), rgba(122, 184, 255, 0.16));
    color: #dcecff;
}
.rewards-btn--sm {
    font-size: 0.76rem;
    padding: 0.34rem 0.8rem;
}

/* ── CTA ── */
.rewards-cta {
    margin-top: 1.6rem;
    padding: 1.1rem 1.15rem;
    border-radius: 14px;
    border: 1px solid var(--rw-line);
    background: linear-gradient(180deg, rgba(122, 184, 255, 0.09), rgba(122, 184, 255, 0.03));
    text-align: center;
}
.rewards-cta__text {
    margin: 0 0 0.75rem;
    font-size: 0.9rem;
    color: #c8ccd4;
}
.rewards-cta__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.55rem;
}

/* ── 空狀態 ── */
.rewards-empty {
    text-align: center;
    padding: 2rem 1rem;
    border-radius: 14px;
    border: 1px dashed var(--rw-line);
    background: var(--rw-card);
}
.rewards-empty__title {
    margin: 0 0 0.4rem;
    font-size: 1.05rem;
    color: var(--rw-fg);
}
.rewards-empty__text {
    margin: 0 0 1rem;
    font-size: 0.85rem;
    color: var(--rw-muted);
}

/* ── 桌機：兩欄卡片 ── */
@media (min-width: 768px) {
    .rewards-hero { padding: 1.8rem 0 1.3rem; }
    .rewards-hero__title { font-size: 1.9rem; }
    .rewards-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.85rem;
    }
    .rewards-integrity { padding: 1.2rem 1.35rem; }
}

/* ── 手機：緊湊單欄 ── */
@media (max-width: 767px) {
    .rewards-page { padding: 0 0 1.5rem; }
    .rewards-hero { padding: 1rem 0 0.9rem; margin-bottom: 1rem; }
    .rewards-hero__title { font-size: 1.35rem; }
    .rewards-hero__lead { font-size: 0.86rem; line-height: 1.7; }
    .rewards-integrity {
        flex-direction: column;
        gap: 0.6rem;
        padding: 0.85rem 0.9rem;
    }
    .rewards-integrity__icon { width: 2.2rem; height: 2.2rem; font-size: 1rem; }
    .rewards-integrity__title { font-size: 0.95rem; }
    .rewards-integrity__text,
    .rewards-integrity__list { font-size: 0.8rem; }
    .rewards-item { padding: 0.75rem 0.8rem; }
    .rewards-item__amount { font-size: 1.05rem; }
    .rewards-item__meta-row { gap: 0.4rem; }
    .rewards-item__meta-row dt { min-width: 2.8rem; }
    .rewards-cta__actions .rewards-btn { flex: 1 1 auto; }
}