/* === 复古胶片 · FILM ROLL ===
 * 暖棕底 + 米黄文字 + Polaroid 元素
 */

:root {
    --bg: #f4ebd8;
    --bg-dark: #2b2117;
    --paper: #faf3e3;
    --ink: #2b2117;
    --ink-soft: #6b5d4b;
    --accent: #b8895a;
    --accent-warm: #c97f4a;
    --line: rgba(43, 33, 23, 0.15);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Noto Serif SC', Georgia, serif;
    background: var(--bg);
    color: var(--ink);
    line-height: 1.7;
    /* 颗粒感纸张纹理 */
    background-image:
        radial-gradient(circle at 20% 30%, rgba(184, 137, 90, 0.06) 0, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(43, 33, 23, 0.04) 0, transparent 40%);
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

.kicker {
    font-family: 'Special Elite', monospace;
    font-size: 12px;
    letter-spacing: 0.25em;
    color: var(--ink-soft);
    text-transform: uppercase;
}
.zh-tag {
    font-family: 'Noto Serif SC', serif;
    color: var(--ink-soft);
    font-size: 14px;
    letter-spacing: 0.15em;
}

h1, h2, h3 { font-family: 'Playfair Display', serif; font-weight: 700; color: var(--ink); }

/* === 导航 === */
.nav {
    padding: 28px 48px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px double var(--ink);
}
.brand-stamp {
    display: inline-block;
    padding: 2px 8px;
    border: 1px solid var(--ink);
    font-family: 'Special Elite', monospace;
    font-size: 9px;
    letter-spacing: 0.2em;
    margin-bottom: 4px;
}
.brand-name {
    font-family: 'Playfair Display', serif;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 0.15em;
}
.brand-sub {
    font-family: 'Special Elite', monospace;
    font-size: 9px;
    letter-spacing: 0.25em;
    color: var(--ink-soft);
}
.nav-links {
    list-style: none;
    display: flex;
    gap: 32px;
}
.nav-links a {
    font-family: 'Special Elite', monospace;
    font-size: 13px;
    letter-spacing: 0.15em;
}
.nav-links a:hover { color: var(--accent-warm); }

/* === Hero === */
.hero {
    text-align: center;
    padding: 80px 32px 60px;
    max-width: 1100px;
    margin: 0 auto;
}
.film-meta {
    font-family: 'Special Elite', monospace;
    font-size: 12px;
    letter-spacing: 0.3em;
    color: var(--accent);
    margin-bottom: 32px;
}
.film-meta span { margin: 0 8px; }
.hero h1 {
    font-size: clamp(48px, 7vw, 84px);
    line-height: 1.1;
    margin-bottom: 16px;
    font-style: italic;
}
.hero .zh-tag { font-size: 16px; margin-bottom: 24px; }
.hero .lead {
    font-family: 'Special Elite', monospace;
    font-size: 13px;
    line-height: 2;
    color: var(--ink-soft);
    margin-bottom: 56px;
    letter-spacing: 0.05em;
}
.hero-img {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
    border: 1px solid var(--ink);
    box-shadow: 0 20px 50px rgba(43, 33, 23, 0.15);
}
.hero-img img { width: 100%; height: 100%; object-fit: cover; filter: sepia(0.15) contrast(1.05); }
.frame-deco {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    font-family: 'Special Elite', monospace;
    font-size: 11px;
    color: white;
    letter-spacing: 0.2em;
    background: rgba(0,0,0,0.5);
    padding: 4px 16px;
    border-radius: 2px;
}
.frame-deco span { margin: 0 8px; }

/* === Rolls === */
.rolls { padding: 100px 32px; max-width: 1200px; margin: 0 auto; }
.section-head { text-align: center; margin-bottom: 80px; }
.section-head h2 {
    font-size: clamp(40px, 5vw, 56px);
    margin-top: 12px;
    font-style: italic;
}
.roll {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 56px;
    margin-bottom: 100px;
    align-items: center;
}
.roll:nth-child(odd) {
    grid-template-columns: 1.2fr 0.8fr;
}
.roll:nth-child(odd) .roll-info { order: 2; }
.roll-num {
    font-family: 'Special Elite', monospace;
    font-size: 12px;
    letter-spacing: 0.25em;
    color: var(--accent-warm);
    margin-bottom: 12px;
}
.roll-info h3 {
    font-size: 30px;
    margin-bottom: 12px;
}
.roll-meta {
    font-family: 'Special Elite', monospace;
    font-size: 11px;
    letter-spacing: 0.15em;
    color: var(--ink-soft);
    margin-bottom: 20px;
    border-top: 1px solid var(--line);
    padding-top: 12px;
}
.roll-desc { color: var(--ink); font-size: 15px; }
.roll-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 16px;
    aspect-ratio: 1.1/1;
}
.roll-grid .polaroid:first-child { grid-row: 1 / span 2; }
.polaroid {
    background: var(--paper);
    padding: 12px 12px 32px;
    box-shadow: 0 8px 20px rgba(43, 33, 23, 0.15);
    transition: transform 0.4s ease;
    overflow: hidden;
}
.polaroid img {
    width: 100%;
    height: calc(100% - 24px);
    object-fit: cover;
    filter: sepia(0.1) contrast(1.05) saturate(0.9);
}
.polaroid .caption {
    display: block;
    font-family: 'Special Elite', monospace;
    font-size: 11px;
    color: var(--ink-soft);
    margin-top: 8px;
    text-align: center;
}
.polaroid.rotate-l { transform: rotate(-2deg); }
.polaroid.rotate-r { transform: rotate(2deg); }
.polaroid:hover { transform: rotate(0) scale(1.03); z-index: 5; }

/* === About === */
.about {
    padding: 100px 32px;
    background: var(--bg-dark);
    color: var(--paper);
}
.about-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 64px;
    align-items: center;
    max-width: 1100px;
    margin: 0 auto;
}
.about-img {
    aspect-ratio: 4/5;
    overflow: hidden;
    background: var(--paper);
    padding: 16px 16px 56px;
    transform: rotate(-1deg);
}
.about-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: sepia(0.15) contrast(1.05);
}
.about-text { color: var(--paper); }
.about-text .kicker { color: var(--accent); }
.about-text h2 {
    color: var(--paper);
    font-size: 44px;
    margin: 8px 0 4px;
    font-style: italic;
}
.about-text .zh-tag { color: rgba(250, 243, 227, 0.7); margin-bottom: 24px; }
.about-text p { font-size: 15px; line-height: 1.95; }
.signature {
    font-family: 'Playfair Display', serif;
    font-style: italic;
    font-size: 24px;
    color: var(--accent);
    margin-top: 32px;
}

/* === Contact (postcard) === */
.contact { padding: 120px 32px; }
.postcard {
    position: relative;
    max-width: 760px;
    margin: 0 auto;
    background: var(--paper);
    padding: 80px 56px;
    border: 2px dashed var(--ink-soft);
    text-align: center;
}
.postcard-stamp {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 80px;
    height: 96px;
    border: 2px solid var(--ink);
    background: var(--bg);
    font-family: 'Special Elite', monospace;
    font-size: 11px;
    letter-spacing: 0.15em;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    line-height: 1.4;
    transform: rotate(8deg);
}
.postcard h2 {
    font-size: clamp(36px, 5vw, 52px);
    line-height: 1.1;
    margin: 12px 0 4px;
    font-style: italic;
}
.postcard .zh-tag { font-size: 16px; margin-bottom: 20px; }
.contact-desc {
    font-family: 'Special Elite', monospace;
    font-size: 12px;
    letter-spacing: 0.1em;
    color: var(--ink-soft);
    margin-bottom: 40px;
}
.contact-info {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}
.contact-info > div {
    text-align: left;
    border-left: 2px solid var(--accent);
    padding-left: 12px;
    font-family: 'Special Elite', monospace;
    font-size: 13px;
}
.contact-info strong {
    display: block;
    font-size: 10px;
    letter-spacing: 0.25em;
    color: var(--ink-soft);
    margin-bottom: 4px;
    font-weight: normal;
}

/* === Footer === */
.footer {
    padding: 48px 32px;
    text-align: center;
    background: var(--bg-dark);
    color: var(--paper);
    border-top: 4px double var(--accent);
}
.footer p:first-child {
    font-family: 'Playfair Display', serif;
    font-style: italic;
    font-size: 22px;
    margin-bottom: 6px;
}
.footer-meta {
    font-family: 'Special Elite', monospace;
    font-size: 11px;
    letter-spacing: 0.25em;
    color: rgba(250, 243, 227, 0.5);
}

/* === 响应式 === */
@media (max-width: 900px) {
    .nav { padding: 20px 24px; flex-wrap: wrap; gap: 16px; }
    .nav-links { gap: 20px; }
    .hero { padding: 48px 20px; }
    .rolls { padding: 64px 20px; }
    .roll, .roll:nth-child(odd) {
        grid-template-columns: 1fr;
        gap: 32px;
        margin-bottom: 64px;
    }
    .roll:nth-child(odd) .roll-info { order: 0; }
    .about, .contact { padding: 64px 20px; }
    .about-grid { grid-template-columns: 1fr; gap: 32px; }
    .postcard { padding: 64px 32px; }
    .postcard-stamp { width: 60px; height: 72px; font-size: 9px; }
    .contact-info { gap: 24px; }
}