/* 融城照相馆 全站样式 —— 移动优先，响应式 */
:root {
  --ink: #2b2420;
  --paper: #faf7f2;
  --card: #ffffff;
  --accent: #a63d2f;      /* 照相馆幕布红 */
  --accent-dark: #7c2d23;
  --muted: #8a7f74;
  --line: #e8e0d5;
  --radius: 12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.7;
}
img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-dark); }

.container { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* ---------- 页头 ---------- */
.site-header {
  background: var(--ink);
  color: #f5efe6;
  position: sticky; top: 0; z-index: 10;
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 60px; gap: 16px;
}
.logo { color: #f5efe6; font-size: 1.2rem; font-weight: 700; letter-spacing: 2px; white-space: nowrap; }
.site-nav { display: flex; gap: 4px; overflow-x: auto; }
.site-nav a {
  color: #cfc4b4; padding: 8px 12px; border-radius: 8px; white-space: nowrap; font-size: .95rem;
}
.site-nav a:hover { color: #fff; background: rgba(255,255,255,.08); }
.nav-login { color: #e8c9a0; padding: 6px 14px; border: 1px solid #6a5a44; border-radius: 999px; font-size: .9rem; }
.user-chip { color: #e8c9a0; font-size: .9rem; }

/* ---------- 通用卡片 / 按钮 ---------- */
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 24px;
  box-shadow: 0 1px 3px rgba(43,36,32,.05);
}
.btn {
  display: inline-block; border: none; cursor: pointer;
  background: var(--accent); color: #fff; font-size: 1rem;
  padding: 12px 28px; border-radius: 10px; transition: background .15s;
}
.btn:hover { background: var(--accent-dark); }
.btn:disabled { background: #c9beb2; cursor: not-allowed; }
.btn-outline {
  background: transparent; color: var(--accent);
  border: 1.5px solid var(--accent);
}
.btn-outline:hover { background: rgba(166,61,47,.06); color: var(--accent-dark); }
.btn-sm { padding: 8px 16px; font-size: .9rem; }

.muted { color: var(--muted); font-size: .9rem; }
.page-title { font-size: 1.6rem; margin: 32px 0 8px; }
.page-sub { color: var(--muted); margin-bottom: 24px; }

/* ---------- 首页 ---------- */
.hero {
  margin: 40px 0; text-align: center; padding: 56px 20px;
  background: linear-gradient(160deg, #3b2f28 0%, #2b2420 70%);
  color: #f5efe6; border-radius: var(--radius);
}
.hero h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); letter-spacing: 4px; margin-bottom: 12px; }
.hero p { color: #cfc4b4; max-width: 560px; margin: 0 auto 28px; }
.feature-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px; margin: 32px 0 48px;
}
.feature { text-align: center; padding: 32px 20px; }
.feature .icon { font-size: 2.2rem; margin-bottom: 12px; }
.feature h3 { margin-bottom: 8px; }
.feature p { color: var(--muted); font-size: .92rem; }

/* ---------- 证件照页 ---------- */
.idphoto-layout {
  display: grid; grid-template-columns: 1fr 340px; gap: 24px; margin: 24px 0 48px;
}
.upload-zone {
  border: 2px dashed var(--line); border-radius: var(--radius);
  padding: 48px 20px; text-align: center; cursor: pointer; transition: border-color .2s;
  background: var(--card);
}
.upload-zone:hover, .upload-zone.drag { border-color: var(--accent); }
.upload-zone .icon { font-size: 2.4rem; }
.preview-area {
  background: repeating-conic-gradient(#eee 0 25%, #fff 0 50%) 0 0/20px 20px;
  border-radius: var(--radius); min-height: 320px;
  display: flex; align-items: center; justify-content: center; padding: 16px;
}
.preview-area img { max-height: 420px; width: auto; }
.spec-list { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0; }
.spec-chip {
  padding: 6px 14px; border-radius: 999px; border: 1.5px solid var(--line);
  cursor: pointer; font-size: .88rem; background: var(--card); transition: all .15s;
}
.spec-chip.active { border-color: var(--accent); color: var(--accent); background: rgba(166,61,47,.06); }
.color-list { display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0; }
.color-dot {
  width: 40px; height: 40px; border-radius: 50%; cursor: pointer;
  border: 3px solid transparent; transition: transform .12s;
}
.color-dot.active { border-color: var(--ink); transform: scale(1.12); }
.result-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 16px; }

/* ---------- 引流条 ---------- */
.cta-banner {
  margin: 16px 0 48px; padding: 20px 24px; border-radius: var(--radius);
  background: #fff7ed; border: 1px solid #f3ddbd;
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px; justify-content: space-between;
}
.cta-banner strong { color: var(--accent-dark); }

/* ---------- blog ---------- */
.blog-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px; margin: 24px 0 48px;
}
.post-card { overflow: hidden; padding: 0; }
.post-card .cover { aspect-ratio: 4/3; object-fit: cover; width: 100%; background: #eee; }
.post-card .body { padding: 16px 18px; }
.post-card h3 { font-size: 1.05rem; margin-bottom: 6px; }
.post-card .meta { font-size: .85rem; color: var(--muted); display: flex; gap: 12px; }
.blog-detail-imgs { display: grid; gap: 20px; margin: 24px 0; }
.blog-detail-imgs img { border-radius: var(--radius); }

/* ---------- 配图滑窗（多图时） ---------- */
.blog-slider {
  position: relative; margin: 24px 0; overflow: hidden;
  border-radius: var(--radius); background: #3d3d3d;
  padding: 0 40px;
  touch-action: pan-y; user-select: none; cursor: grab;
}
.blog-slider:active { cursor: grabbing; }
.slider-track { display: flex; transition: transform .3s ease; }
.slider-track .slide { min-width: 100%; }
.slider-track .slide img { width: 100%; display: block; border-radius: var(--radius); }
.slider-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 40px; height: 40px; border: none; border-radius: 50%;
  background: rgba(0,0,0,.45); color: #fff; font-size: 1.6rem; line-height: 1;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background .2s;
}
.slider-btn:hover { background: rgba(0,0,0,.7); }
.slider-prev { left: 12px; }
.slider-next { right: 12px; }
.slider-dots {
  position: absolute; left: 0; right: 0; bottom: 12px;
  display: flex; gap: 8px; justify-content: center;
}
.slider-dots .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(255,255,255,.5); cursor: pointer; transition: background .2s, transform .2s;
}
.slider-dots .dot.active { background: #fff; transform: scale(1.3); }
.prose { max-width: 720px; margin: 24px auto; white-space: pre-wrap; }
.pager { display: flex; gap: 8px; justify-content: center; margin-bottom: 48px; }
.pager a, .pager span {
  padding: 8px 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--card);
  font-size: .9rem;
}
.pager .cur { background: var(--ink); color: #fff; border-color: var(--ink); }

/* ---------- 评论 ---------- */
.comment-list { margin: 16px 0; display: grid; gap: 12px; }
.comment-item { padding: 14px 16px; background: var(--card); border: 1px solid var(--line); border-radius: 10px; }
.comment-item .head { display: flex; justify-content: space-between; font-size: .85rem; color: var(--muted); margin-bottom: 4px; }
.comment-form textarea {
  width: 100%; min-height: 90px; border: 1px solid var(--line); border-radius: 10px;
  padding: 12px; font: inherit; resize: vertical; background: var(--card);
}
.comment-form textarea:focus { outline: 2px solid rgba(166,61,47,.3); border-color: var(--accent); }

/* ---------- 登录页 ---------- */
.login-box { max-width: 460px; margin: 48px auto; text-align: center; }
.login-code {
  font-size: 2.4rem; letter-spacing: 12px; font-weight: 700; color: var(--accent);
  margin: 16px 0; font-variant-numeric: tabular-nums;
}
.login-steps { text-align: left; margin: 20px 0; display: grid; gap: 10px; }
.login-steps li { margin-left: 20px; }

/* ---------- 后台 ---------- */
.admin-form { display: grid; gap: 14px; }
.admin-form input[type=text], .admin-form input[type=password], .admin-form textarea {
  border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; font: inherit;
  background: var(--card);
}
.admin-table { width: 100%; border-collapse: collapse; background: var(--card); border-radius: var(--radius); overflow: hidden; }
.admin-table th, .admin-table td { padding: 10px 14px; border-bottom: 1px solid var(--line); text-align: left; font-size: .92rem; }
.admin-table th { background: #f5f1ea; }

/* ---------- 响应式 ---------- */
@media (max-width: 860px) {
  .idphoto-layout { grid-template-columns: 1fr; }
  .site-nav { order: 3; width: 100%; overflow-x: auto; }
  .header-inner { flex-wrap: wrap; height: auto; padding: 10px 0; }
  .hero { padding: 36px 16px; }
  .page-title { font-size: 1.3rem; }
}