/* ===== 影廊首页 =====
   与 /gallery/ 共用同一套设计语言。取值来源是 /gallery/css/style.css 的 :root，
   两处数值请保持同步：
     · 深色为默认，浅色是「纸上展览」的暖纸色系
     · 红色只用于标记（描边、短线、装饰性符号），文字一律中性色 ——
       因为去饱和的砖红在纯黑上只有 4.23:1，达不到文字所需的 4.5:1
     · 字体：拉丁 Playfair Display / Source Serif 4，中文思源宋体 Noto Serif SC */

@font-face {
    font-family: 'Playfair Display';
    font-style: normal; font-weight: 400 900; font-display: swap;
    src: url('/gallery/fonts/playfair-display-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
    font-family: 'Playfair Display';
    font-style: normal; font-weight: 400 900; font-display: swap;
    src: url('/gallery/fonts/playfair-display-latin-ext.woff2') format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
    font-family: 'Source Serif 4';
    font-style: normal; font-weight: 200 900; font-display: swap;
    src: url('/gallery/fonts/source-serif-4-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
    font-family: 'Source Serif 4';
    font-style: normal; font-weight: 200 900; font-display: swap;
    src: url('/gallery/fonts/source-serif-4-latin-ext.woff2') format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
    color-scheme: dark;
    --font-display: 'Playfair Display', 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', Georgia, serif;
    --font-body: 'Source Serif 4', 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', Georgia, serif;
    --bg-primary: #0a0a0a;
    --bg-overlay: rgba(10, 10, 10, 0.85);
    --bg-tertiary: #161616;
    --border-color: #222222;
    --border-color-hover: #333333;
    --text-primary: #e8e6e3;
    --text-secondary: #999999;
    --text-tertiary: #8a8a8a;
    --accent-color: #c9483f;
    --accent-hover: #d96155;
    --accent-soft: rgba(201, 72, 63, 0.12);
}
[data-theme="light"] {
    color-scheme: light;
    --bg-primary: #f2eee6;
    --bg-overlay: rgba(242, 238, 230, 0.92);
    --bg-tertiary: #e0dacd;
    --border-color: #d8d1c1;
    --border-color-hover: #a83e36;
    --text-primary: #1b1916;
    --text-secondary: #4a453e;
    --text-tertiary: #6b6459;
    --accent-color: #a83e36;
    --accent-hover: #8f322b;
    --accent-soft: rgba(168, 62, 54, 0.08);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.4s ease, color 0.4s ease;
}

/* ===== 页头：与影廊导航同一语言 —— 品牌 + 计数 + 圆形主题按钮 ===== */
.hd {
    position: sticky; top: 0; z-index: 10;
    background: var(--bg-overlay);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-bottom: 1px solid var(--border-color);
    padding-top: env(safe-area-inset-top);
}
.hd-in {
    max-width: 1180px; margin: 0 auto; height: 64px;
    padding: 0 20px;
    display: flex; align-items: center; justify-content: space-between;
}
@media (min-width: 768px) { .hd-in { padding: 0 40px; } }

.brand { display: flex; align-items: center; gap: 10px; }
.mark { color: var(--accent-color); font-size: 0.7rem; opacity: 0.6; }
.brand-t {
    font-family: var(--font-display);
    font-size: 1rem; font-weight: 300; letter-spacing: 4px;
}
/* 品牌第二个字用中性色：红色只留给装饰性标记 */
.brand-a { font-weight: 500; }

.hd-r { display: flex; align-items: center; gap: 12px; }
.cnt { font-size: 0.8rem; color: var(--text-tertiary); }
.cnt::after { content: ' 帧'; }

.tt {
    position: relative;
    display: inline-flex; align-items: center; justify-content: center;
    width: 34px; height: 34px; padding: 0;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    transition: border-color 0.25s ease, color 0.25s ease;
    -webkit-tap-highlight-color: transparent;
}
.tt:hover { border-color: var(--accent-color); color: var(--accent-color); }
.tt-i {
    position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.8rem; line-height: 1;
    transition: opacity 0.3s ease, transform 0.3s ease;
}
/* 显示的是「点了会变成什么」 */
.tt-sun { opacity: 1; transform: scale(1); }
.tt-moon { opacity: 0; transform: scale(0.6); }
[data-theme="light"] .tt-sun { opacity: 0; transform: scale(0.6); }
[data-theme="light"] .tt-moon { opacity: 1; transform: scale(1); }
@media (max-width: 768px) { .tt { min-width: 44px; min-height: 44px; } }

/* ===== 主体 ===== */
main {
    flex: 1;
    width: 100%; max-width: 1180px;
    margin: 0 auto;
    padding: 0 20px;
}
@media (min-width: 768px) { main { padding: 0 40px; } }

.hero {
    padding: clamp(64px, 14vh, 140px) 0 clamp(48px, 9vh, 88px);
    text-align: center;
    animation: enter 0.9s ease 0.1s both;
}
@keyframes enter { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

/* 小型大写 + 宽字距：编辑式栏目标签，与影廊的 CURATED COLLECTIONS 同一处理 */
.eyebrow {
    font-family: var(--font-display);
    font-size: 0.62rem; font-weight: 500;
    letter-spacing: 0.34em; text-transform: uppercase;
    color: var(--text-tertiary);
    margin-bottom: 22px;
}
.h1 {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 8vw, 4rem);
    font-weight: 400; letter-spacing: 0.2em;
    line-height: 1.15;
    margin-bottom: 18px;
}
.sub {
    font-size: 0.85rem;
    letter-spacing: 0.22em;
    color: var(--text-secondary);
}
/* 主标题下一条短红线：红色作为标记出现，不承担文字职责 */
.hero::after {
    content: '';
    display: block;
    width: 36px; height: 1px;
    margin: 30px auto 0;
    background: var(--accent-color);
}

/* ===== 近作 ===== */
.strip-sec { padding-bottom: clamp(48px, 8vh, 72px); }
.sec-head {
    display: flex; align-items: baseline; gap: 14px;
    padding-bottom: 16px; margin-bottom: 22px;
    border-bottom: 1px solid var(--border-color);
}
.sec-t {
    font-family: var(--font-display);
    font-size: clamp(1.2rem, 3.4vw, 1.55rem);
    font-weight: 400; letter-spacing: 0.22em;
}
.sec-s {
    font-family: var(--font-display);
    font-size: 0.62rem; font-weight: 500;
    letter-spacing: 0.3em; text-transform: uppercase;
    color: var(--text-tertiary);
}

.strip {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 16px;
}
@media (min-width: 640px)  { .strip { grid-template-columns: repeat(3, 1fr); gap: 26px 20px; } }

.shot { display: block; text-decoration: none; color: inherit; min-width: 0; }
.shot img {
    display: block; width: 100%; height: auto;
    border-radius: 3px;
    background: var(--bg-tertiary);
    transition: transform 0.5s ease, opacity 0.3s ease;
}
.shot:hover img { transform: scale(1.015); }
.shot-t {
    display: block;
    margin-top: 10px;
    font-family: var(--font-display);
    font-size: 0.88rem; font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.shot-m {
    display: block;
    margin-top: 3px;
    font-size: 0.68rem; letter-spacing: 0.1em;
    color: var(--text-tertiary);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

/* ===== 入口 ===== */
.cta {
    display: flex; flex-wrap: wrap; gap: 14px;
    justify-content: center;
    padding-bottom: clamp(56px, 10vh, 96px);
}
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    min-height: 46px; padding: 0 34px;
    font-family: var(--font-body);
    font-size: 0.85rem; letter-spacing: 0.18em;
    text-decoration: none;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    color: var(--text-primary);
    background: transparent;
    transition: border-color 0.3s ease, color 0.3s ease, background-color 0.3s ease;
}
/* 主按钮：只把描边和底色染红，文字仍为中性 —— 与影廊的按钮处理一致 */
.btn:hover {
    border-color: var(--accent-color);
    background: var(--accent-soft);
}
.btn-ghost { color: var(--text-secondary); }
.btn-ghost:hover { color: var(--text-primary); }

.ft {
    padding: 22px 20px calc(22px + env(safe-area-inset-bottom));
    text-align: center;
    font-size: 0.68rem; letter-spacing: 0.08em;
    color: var(--text-tertiary);
    border-top: 1px solid var(--border-color);
}

/* 无照片时只保留入口按钮，不显示空的近作区 */
.strip-sec[hidden] { display: none; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}