.hero-prize-link {
    max-width: 610px;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 6px 12px;
    align-items: center;
    margin-top: 22px;
    padding: 12px 14px;
    border: 1px solid #d7ab57;
    border-radius: 14px;
    background: #fff8df;
    transition: transform .18s ease, box-shadow .18s ease;
}
.hero-prize-link:hover { transform: translateY(-2px); box-shadow: 3px 4px 0 #ead7a6; }
.hero-prize-link > span {
    grid-row: span 2;
    padding: 5px 8px;
    border-radius: 8px;
    color: #fff;
    background: var(--coral);
    font-size: 11px;
    font-weight: 900;
    letter-spacing: .08em;
    white-space: nowrap;
}
.hero-prize-link strong { align-self: end; font-size: 14px; line-height: 1.35; }
.hero-prize-link small { align-self: start; color: var(--sand-700); font-size: 11px; font-weight: 750; }
.hero-prize-link small b { margin-left: 4px; }

.giveaway {
    width: min(1120px, calc(100% - 40px));
    display: grid;
    grid-template-columns: .88fr 1.12fr;
    margin: 0 auto 68px;
    border: 1px solid var(--ink);
    border-radius: 32px;
    background: var(--paper);
    box-shadow: var(--shadow);
    overflow: hidden;
    scroll-margin-top: 24px;
}
.giveaway-intro { position: relative; min-width: 0; padding: 48px; border-right: 1px solid var(--ink); background: #f4dba6; overflow: hidden; }
.giveaway-intro::after { content: ""; position: absolute; width: 210px; height: 210px; right: -100px; top: -105px; border: 1px solid rgba(36,35,31,.35); border-radius: 50%; background: #ffd06b; }
.giveaway-intro h2 { position: relative; z-index: 1; margin-bottom: 16px; font-size: clamp(32px, 3.6vw, 48px); line-height: 1.15; letter-spacing: -.04em; }
.giveaway-intro > p { position: relative; z-index: 1; color: #66543a; font-size: 16px; }
.prize-photo { position: relative; margin: 28px 0 0; border: 1px solid var(--ink); border-radius: 24px 24px 16px 16px; background: #fff7e6; box-shadow: 5px 6px 0 rgba(36,35,31,.12); overflow: hidden; }
.prize-photo img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; }
.prize-photo figcaption { padding: 9px 12px; color: #5f4f38; background: #fffaf0; font-size: 10px; font-weight: 800; text-align: center; }
.giveaway-detail { min-width: 0; padding: 48px; }
.giveaway-label { display: inline-flex; align-items: center; gap: 7px; margin-bottom: 10px; color: var(--sand-700); font-size: 12px; font-weight: 900; letter-spacing: .09em; }
.giveaway-detail h3 { margin-bottom: 12px; font-size: clamp(28px, 3vw, 40px); line-height: 1.17; letter-spacing: -.035em; }
.giveaway-detail > p { color: var(--muted); }
.giveaway-facts { display: grid; grid-template-columns: repeat(3, 1fr); margin: 26px 0; border: 1px solid var(--ink); border-radius: 15px; background: var(--sand-50); overflow: hidden; }
.giveaway-facts > div { min-width: 0; padding: 14px 12px; border-right: 1px solid var(--ink); text-align: center; }
.giveaway-facts > div:last-child { border-right: 0; }
.giveaway-facts strong, .giveaway-facts span { display: block; }
.giveaway-facts strong { font-size: 18px; line-height: 1.3; }
.giveaway-facts span { margin-top: 3px; color: var(--muted); font-size: 10px; font-weight: 750; }
.giveaway-how { padding: 18px; border-radius: 16px; background: #f8f2e5; }
.giveaway-how h4 { margin: 0 0 11px; font-size: 15px; }
.giveaway-how ol { display: grid; gap: 10px; padding: 0; margin: 0; list-style: none; }
.giveaway-how li { display: grid; grid-template-columns: 26px minmax(0, 1fr); gap: 10px; align-items: start; }
.giveaway-how li > span { display: grid; place-items: center; width: 25px; height: 25px; border-radius: 50%; color: #fff; background: var(--ink); font-size: 10px; font-weight: 900; }
.giveaway-how p { margin: 0; color: var(--muted); font-size: 13px; }
.giveaway-how strong { color: var(--ink); }
.giveaway-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.giveaway-actions .button { min-height: 44px; padding: 9px 17px; font-size: 13px; }
.giveaway-announcement { margin: 18px 0 0 !important; padding-bottom: 16px; border-bottom: 1px dashed var(--border); font-size: 12px; }
.giveaway-rules { color: var(--muted); font-size: 12px; }
.giveaway-rules summary { padding: 14px 0 2px; color: var(--sea-dark); cursor: pointer; font-weight: 850; }
.giveaway-rules ul { display: grid; gap: 8px; padding: 12px 14px 3px 30px; margin: 0; border-radius: 12px; background: #f7f4ee; }
.giveaway-rules strong { color: var(--ink); }

@media (max-width: 960px) {
    .giveaway { grid-template-columns: 1fr; }
    .giveaway-intro { border-right: 0; border-bottom: 1px solid var(--ink); }
    .prize-photo { max-width: 560px; }
}

@media (max-width: 700px) {
    .hero-prize-link { grid-template-columns: auto minmax(0, 1fr); }
    .hero-prize-link small { grid-column: 2; }
    .hero-prize-link > span { grid-row: span 2; }
    .giveaway { width: calc(100% - 20px); margin-bottom: 48px; border-radius: 24px; }
    .giveaway-intro, .giveaway-detail { padding: 30px 22px; }
    .giveaway-intro h2 { font-size: 34px; }
    .prize-photo { border-radius: 18px 18px 12px 12px; }
    .giveaway-facts { grid-template-columns: 1fr; }
    .giveaway-facts > div { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; border-right: 0; border-bottom: 1px solid var(--ink); text-align: left; }
    .giveaway-facts > div:last-child { border-bottom: 0; }
    .giveaway-facts span { margin: 0; }
    .giveaway-actions { align-items: stretch; }
    .giveaway-actions .button { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
    .hero-prize-link { transition: none; }
}