/* ===== 2026 重阳秋日摄影小赛 · 共享样式（暖秋风格 · 手机优先） ===== */
:root {
  --bg: #faf3e6;        /* 暖米底 */
  --bg-soft: #f3e7cf;
  --card: #fffdf7;
  --ink: #4a3b2c;       /* 主文字（落叶棕） */
  --ink-soft: #7a684d;
  --orange: #d96c2f;    /* 主橙 */
  --orange-deep: #b8501f;
  --ocher: #9c6b3f;     /* 赭 */
  --gold: #e9a94b;      /* 暖黄 */
  --leaf: #6b4a2f;      /* 落叶棕 */
  --danger: #b0302a;
  --ok: #3f7d4e;
  --line: #e4d5b6;
  --shadow: 0 4px 18px rgba(107,74,47,.10);
  --radius: 14px;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--orange-deep); text-decoration: none; }
img { display: block; max-width: 100%; }

/* ===== 顶栏（无背景横条 · logo 小图章点缀） ===== */
.topbar { position: sticky; top: 0; z-index: 20; }
.topbar-inner {
  max-width: 760px; margin: 0 auto; padding: 6px 12px 0;
  display: flex; align-items: center; gap: 7px;
}
.topbar .logo {
  width: 18px; height: 18px; border-radius: 50%; flex: none;
  object-fit: cover; opacity: .9;
}
.topbar .site-name { font-size: 12px; color: var(--ocher); font-weight: 600; line-height: 1; white-space: nowrap; }
.topbar .spacer { flex: 1; }
.topbar .nav-user { font-size: 12px; color: var(--ocher); }
.topbar .nav-login {
  font-size: 12px; color: #fff; background: var(--orange);
  padding: 4px 10px; border-radius: 999px; cursor: pointer; border: none;
}

/* ===== 主容器 / 通用 ===== */
.container { max-width: 760px; margin: 0 auto; padding: 16px 14px 40px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px; margin-bottom: 14px; }
.card h2, .card h3 { margin: 0 0 8px; color: var(--leaf); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  background: var(--orange); color: #fff; border: none; border-radius: 10px;
  padding: 11px 16px; font-size: 15px; font-weight: 600; cursor: pointer;
  width: 100%; transition: transform .06s, background .2s;
}
.btn:active { transform: scale(.98); }
.btn:disabled { background: #c9b796; cursor: not-allowed; }
.btn.ghost { background: transparent; color: var(--orange-deep); border: 1px solid var(--orange); }
.btn.soft { background: var(--bg-soft); color: var(--ocher); border: 1px solid var(--line); }
.btn.small { width: auto; padding: 7px 14px; font-size: 13px; border-radius: 8px; }
.btn.ok { background: var(--ok); }
.btn.danger { background: var(--danger); }
.input, .textarea, select.input {
  width: 100%; padding: 12px; border: 1px solid var(--line); border-radius: 10px;
  font-size: 15px; background: #fff; color: var(--ink); outline: none;
}
.input:focus, .textarea:focus { border-color: var(--orange); }
.label { display: block; font-size: 13px; color: var(--ink-soft); margin: 12px 0 6px; }
.row { display: flex; gap: 10px; }
.row > * { flex: 1; }
.muted { color: var(--ink-soft); font-size: 13px; }
.mt { margin-top: 12px; }
.hidden { display: none !important; }

/* 顶部分类标签切换 */
.seg { display: flex; background: var(--bg-soft); border-radius: 10px; padding: 4px; gap: 4px; margin-bottom: 14px; }
.seg button { flex: 1; border: none; background: transparent; padding: 9px; border-radius: 8px; font-size: 14px; font-weight: 600; color: var(--ink-soft); cursor: pointer; }
.seg button.on { background: var(--card); color: var(--orange-deep); box-shadow: 0 1px 4px rgba(107,74,47,.15); }

/* 画廊网格 */
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.grid .ph { background: var(--card); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; cursor: pointer; }
.grid .ph .thumb { width: 100%; aspect-ratio: 4/3; object-fit: cover; background: var(--bg-soft); }
.grid .ph .meta { padding: 8px 10px; }
.grid .ph .meta .title { font-size: 13px; font-weight: 600; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.grid .ph .meta .sub { font-size: 11px; color: var(--ink-soft); margin-top: 2px; display: flex; justify-content: space-between; }
.votes-badge { color: var(--orange-deep); font-weight: 700; }

/* 作品详情 */
.photo-hero img { width: 100%; border-radius: 12px; }
.photo-hero .t { font-size: 20px; font-weight: 700; margin: 10px 0 2px; }
.photo-hero .by { color: var(--ink-soft); font-size: 13px; }
.stat-row { display: flex; gap: 10px; margin: 12px 0; }
.stat { flex: 1; text-align: center; background: var(--bg-soft); border-radius: 10px; padding: 10px 4px; }
.stat b { display: block; font-size: 20px; color: var(--orange-deep); }
.stat span { font-size: 12px; color: var(--ink-soft); }

/* 趣味奖项勾选 */
.tag-item { display: flex; align-items: center; justify-content: space-between; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; margin-bottom: 8px; background: #fff; cursor: pointer; }
.tag-item.on { border-color: var(--orange); background: #fdf0e0; }
.tag-item .nm { font-size: 14px; font-weight: 600; }
.tag-item .ct { font-size: 11px; color: var(--ink-soft); }

/* toast */
#toast { position: fixed; left: 50%; bottom: 40px; transform: translateX(-50%); z-index: 99; background: rgba(74,59,44,.94); color: #fff; padding: 10px 18px; border-radius: 999px; font-size: 14px; max-width: 86%; opacity: 0; pointer-events: none; transition: opacity .25s; }
#toast.show { opacity: 1; }

/* 结果页 */
.winner-card { display: flex; gap: 12px; align-items: center; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px; margin-bottom: 10px; }
.winner-card img { width: 64px; height: 64px; object-fit: cover; border-radius: 8px; flex: none; }
.winner-card .info { flex: 1; min-width: 0; }
.winner-card .info .t { font-weight: 700; }
.winner-card .info .s { font-size: 12px; color: var(--ink-soft); }
.crown { color: var(--gold); font-weight: 800; }

/* 奖状画布 */
.cert-wrap { text-align: center; }
#certCanvas { width: 100%; max-width: 420px; border-radius: 12px; box-shadow: var(--shadow); }

/* 管理后台 */
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th, .table td { border: 1px solid var(--line); padding: 7px 8px; text-align: left; word-break: break-all; }
.table th { background: var(--bg-soft); }
.stat-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 10px; margin-bottom: 14px; }
.stat-grid .st { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 12px; text-align: center; }
.stat-grid .st b { display: block; font-size: 22px; color: var(--orange-deep); }
.stat-grid .st span { font-size: 12px; color: var(--ink-soft); }

/* 提示条 */
.banner { background: linear-gradient(120deg, #f6d9a8, #f3c07a); border-radius: 14px; padding: 16px; color: var(--leaf); }
.banner .big { font-size: 22px; font-weight: 800; font-family: "Noto Serif SC", serif; }
.banner .sub { font-size: 13px; margin-top: 4px; opacity: .9; }
.banner .qr { text-align: center; margin-top: 12px; }
.banner .qr img { width: 140px; height: 140px; margin: 0 auto; border-radius: 8px; background:#fff; padding:6px; }

/* 首页 hero：实景秋日背景 + 海报式标题（仅首页 .banner.hero 使用，其他页 .banner 提示条不变） */
.banner.hero { position: relative; overflow: hidden; background: url('/assets/hero-autumn.jpg') center 32% / cover no-repeat; color: #fff; }
.banner.hero::before { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(50,28,10,.6) 0%, rgba(50,28,10,.32) 45%, rgba(50,28,10,.72) 100%); }
.banner.hero > * { position: relative; z-index: 1; }
.banner.hero .eyebrow { font-size: 12px; letter-spacing: 4px; opacity: .95; margin-bottom: 6px; }
.banner.hero .big { font-size: 26px; font-weight: 800; font-family: "Noto Serif SC", serif; text-shadow: 0 1px 8px rgba(0,0,0,.45); }
.banner.hero .slogan { font-size: 15px; font-weight: 600; margin-top: 6px; opacity: .98; }
.banner.hero .chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.banner.hero .chips span { background: rgba(255,255,255,.18); border: 1px solid rgba(255,255,255,.4); padding: 4px 11px; border-radius: 999px; font-size: 12px; }
.banner.hero .sub { font-size: 13px; margin-top: 6px; opacity: .95; }
.banner.hero .qr { text-align: center; margin-top: 16px; }
.banner.hero .qr img { width: 130px; height: 130px; margin: 0 auto; border-radius: 8px; background:#fff; padding:6px; }

/* 奖项说明折叠块 */
.award-desc { margin-top: 10px; border-top: 1px dashed var(--line); padding-top: 8px; }
.awd-toggle { width: 100%; text-align: left; border: none; background: transparent; color: var(--ocher); font-size: 13px; font-weight: 600; cursor: pointer; padding: 4px 0; }
.awd-body { display: none; margin-top: 6px; }
.award-desc.open .awd-body { display: block; }
.awd-sec { font-weight: 700; color: var(--ocher); margin: 10px 0 4px; font-size: 13px; }
.awd-item { font-size: 13px; margin: 4px 0; line-height: 1.5; }
.awd-item b { color: var(--leaf); margin-right: 6px; }

@media (min-width: 560px) {
  .grid { grid-template-columns: repeat(3, 1fr); }
}

/* 页脚点缀 */
.site-footer {
  text-align: center; padding: 18px 14px 26px;
  font-size: 12px; color: var(--ink-soft); line-height: 1.7;
}
.site-footer b { color: var(--ocher); font-weight: 600; }