/* ModelFu.net 全局样式 —— 参考 liblib.art 的暗色卡片流视觉 */

:root {
  --mf-bg: #0d1017;
  --mf-bg-soft: #131722;
  --mf-surface: #171c29;
  --mf-border: rgba(255, 255, 255, 0.08);
  --mf-accent: #8b5cf6;
  --mf-accent-hover: #7c4dff;
  --mf-text: #e8ebf2;
  --mf-text-dim: #9aa3b5;
}

html {
  background-color: var(--mf-bg);
}

body.site-body {
  background-color: var(--mf-bg);
  color: var(--mf-text);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Noto Sans SC", sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1 0 auto;
}

/* ---------- 顶栏 ---------- */

.site-navbar {
  background-color: rgba(13, 16, 23, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--mf-border);
}

.site-navbar .navbar-brand {
  color: var(--mf-text);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.site-navbar .navbar-brand .brand-dot {
  color: var(--mf-accent);
}

.site-search {
  flex: 1 1 auto;
  max-width: 460px;
}

.site-search .form-control {
  background-color: var(--mf-bg-soft);
  border-color: var(--mf-border);
  border-radius: 999px;
  padding-left: 1.1rem;
  color: var(--mf-text);
}

.site-search .form-control::placeholder {
  color: var(--mf-text-dim);
}

.site-search .form-control:focus {
  background-color: var(--mf-bg-soft);
  border-color: var(--mf-accent);
  box-shadow: 0 0 0 0.2rem rgba(139, 92, 246, 0.18);
  color: var(--mf-text);
}

.site-navbar .nav-link {
  color: var(--mf-text-dim);
  white-space: nowrap;
}

.site-navbar .nav-link:hover {
  color: var(--mf-text);
}

/* ---------- 卡片与封面 ---------- */

.model-card {
  background-color: var(--mf-surface);
  border: 1px solid var(--mf-border);
  border-radius: 0.9rem;
  overflow: hidden;
  transition:
    transform 0.16s ease,
    border-color 0.16s ease,
    box-shadow 0.16s ease;
}

.model-card:hover {
  transform: translateY(-4px);
  border-color: rgba(139, 92, 246, 0.55);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
}

.model-cover {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: linear-gradient(135deg, #232a3d 0%, #1a1f2e 55%, #251d3a 100%);
}

.model-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.25s ease;
}

.model-card:hover .model-cover img {
  transform: scale(1.04);
}

.model-cover .cover-fallback {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.2rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.16);
  letter-spacing: 0.05em;
}

.model-cover .cover-badge {
  position: absolute;
  top: 0.6rem;
  left: 0.6rem;
}

.model-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--mf-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.model-title a {
  color: inherit;
  text-decoration: none;
}

.model-title a:hover {
  color: var(--mf-accent-hover);
}

.tag-pill {
  background-color: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--mf-border);
  color: var(--mf-text-dim);
  font-weight: 500;
}

/* ---------- Hero ---------- */

.site-hero {
  background:
    radial-gradient(720px 320px at 18% -10%, rgba(139, 92, 246, 0.22), transparent 60%),
    radial-gradient(560px 280px at 85% 0%, rgba(56, 130, 246, 0.14), transparent 55%);
  border-bottom: 1px solid var(--mf-border);
}

/* ---------- 详情页 ---------- */

.detail-cover {
  border-radius: 0.9rem;
  overflow: hidden;
  border: 1px solid var(--mf-border);
  background: linear-gradient(135deg, #232a3d 0%, #1a1f2e 55%, #251d3a 100%);
}

.detail-cover img {
  width: 100%;
  max-height: 380px;
  object-fit: cover;
  display: block;
}

.info-panel {
  background-color: var(--mf-surface);
  border: 1px solid var(--mf-border);
  border-radius: 0.9rem;
}

/* ---------- 教程正文排版 ---------- */

.guide-content {
  line-height: 1.85;
  font-size: 1.02rem;
  color: var(--mf-text);
  word-break: break-word;
}

.guide-content h1,
.guide-content h2,
.guide-content h3,
.guide-content h4 {
  margin-top: 1.6em;
  margin-bottom: 0.6em;
  font-weight: 650;
}

.guide-content h2 {
  font-size: 1.4rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--mf-border);
}

.guide-content p {
  margin-bottom: 1em;
}

.guide-content code {
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: 0.3rem;
  padding: 0.15em 0.4em;
  font-size: 0.9em;
}

.guide-content pre {
  background-color: #0a0d13;
  border: 1px solid var(--mf-border);
  border-radius: 0.6rem;
  padding: 1rem 1.2rem;
  overflow-x: auto;
}

.guide-content pre code {
  background: none;
  padding: 0;
  font-size: 0.92rem;
}

.guide-content table {
  width: 100%;
  margin-bottom: 1em;
  border-collapse: collapse;
}

.guide-content th,
.guide-content td {
  border: 1px solid var(--mf-border);
  padding: 0.5rem 0.8rem;
}

.guide-content th {
  background-color: var(--mf-bg-soft);
}

.guide-content ul,
.guide-content ol {
  margin-bottom: 1em;
  padding-left: 1.4rem;
}

.guide-content img {
  max-width: 100%;
  border-radius: 0.5rem;
}

.guide-content a {
  color: var(--mf-accent-hover);
}

/* ---------- 页脚 ---------- */

.site-footer {
  flex-shrink: 0;
  margin-top: 3rem;
  border-top: 1px solid var(--mf-border);
  background-color: var(--mf-bg-soft);
  color: var(--mf-text-dim);
}

.site-footer a {
  color: var(--mf-text-dim);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--mf-text);
}

/* ---------- 后台表格在暗色下的细节 ---------- */

.table {
  --bs-table-bg: transparent;
}

/* ---------- 语言切换按钮缩小一点 ---------- */

.lang-switch .btn {
  padding: 0.15rem 0.55rem;
  font-size: 0.8rem;
}