/* ============================================================
   laowangba's blog — Design system
   Three themes (pink default / dark / light) driven by
   <html data-theme="…">. All colours live in custom properties.
   ============================================================ */

/* ------------------------------------------------------------
   1. Design tokens
   ------------------------------------------------------------ */

:root {
  color-scheme: light;

  /* Pink (default) */
  --bg-primary: #FDF2F6;
  --bg-secondary: #FCE8F0;
  --bg-card: #FFFFFF;
  --bg-hover: #FCE8F0;
  --header-bg: rgba(253, 242, 246, 0.86);

  --text-primary: #2D1B24;
  --text-secondary: #5F4350;
  --text-muted: #7E5C69;

  --accent: #D9467A;
  --accent-strong: #A82356;
  --accent-secondary: #A55E9A;
  --accent-dim: rgba(217, 70, 122, 0.12);
  --accent-glow: rgba(217, 70, 122, 0.22);
  --on-accent: #FFFFFF;

  --border: #E8D0D8;
  --border-light: #F0E0E6;

  --code-bg: #FBF0F4;
  --code-text: #3A2230;
  --code-inline: #A82356;

  --tag-bg: rgba(165, 94, 154, 0.10);
  --tag-text: #8A3F7E;

  --success: #0F766E;
  --success-bg: rgba(15, 118, 110, 0.09);
  --warning: #9A5B06;
  --warning-bg: rgba(154, 91, 6, 0.09);
  --danger: #B3261E;
  --danger-bg: rgba(179, 38, 30, 0.08);

  --overlay: rgba(35, 15, 25, 0.45);
  --shadow-card: 0 1px 2px rgba(45, 27, 36, 0.04), 0 10px 28px rgba(217, 70, 122, 0.07);
  --shadow-pop: 0 18px 50px rgba(45, 27, 36, 0.16);

  --gradient-accent1: rgba(217, 70, 122, 0.06);
  --gradient-accent2: rgba(192, 132, 184, 0.06);

  /* Typography */
  --font-display: 'Space Grotesk', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Radii */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Motion */
  --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  --max-width: 1200px;
  --content-width: 720px;
}

html[data-theme="dark"] {
  color-scheme: dark;

  --bg-primary: #0E0E15;
  --bg-secondary: #161625;
  --bg-card: #1A1A2E;
  --bg-hover: #22223A;
  --header-bg: rgba(14, 14, 21, 0.86);

  --text-primary: #E6E6F0;
  --text-secondary: #B4B4C6;
  --text-muted: #9494AC;

  --accent: #F0A854;
  --accent-strong: #F5C489;
  --accent-secondary: #8CC6E8;
  --accent-dim: rgba(240, 168, 84, 0.15);
  --accent-glow: rgba(240, 168, 84, 0.30);
  --on-accent: #17110A;

  --border: #2A2A42;
  --border-light: #3A3A52;

  --code-bg: #12121F;
  --code-text: #E6E6F0;
  --code-inline: #F0A854;

  --tag-bg: rgba(140, 198, 232, 0.10);
  --tag-text: #9AD0EE;

  --success: #6EE7B7;
  --success-bg: rgba(110, 231, 183, 0.09);
  --warning: #FBBF24;
  --warning-bg: rgba(251, 191, 36, 0.09);
  --danger: #F87171;
  --danger-bg: rgba(248, 113, 113, 0.10);

  --overlay: rgba(0, 0, 0, 0.68);
  --shadow-card: 0 10px 34px rgba(0, 0, 0, 0.32);
  --shadow-pop: 0 24px 60px rgba(0, 0, 0, 0.55);

  --gradient-accent1: rgba(240, 168, 84, 0.04);
  --gradient-accent2: rgba(126, 184, 218, 0.04);
}

html[data-theme="light"] {
  color-scheme: light;

  --bg-primary: #F5F3EE;
  --bg-secondary: #EEECE6;
  --bg-card: #FFFFFF;
  --bg-hover: #F0EDE6;
  --header-bg: rgba(245, 243, 238, 0.88);

  --text-primary: #1A1A2E;
  --text-secondary: #4E4E63;
  --text-muted: #6F6F82;

  --accent: #C77A2A;
  --accent-strong: #8F5416;
  --accent-secondary: #3F7191;
  --accent-dim: rgba(199, 122, 42, 0.12);
  --accent-glow: rgba(199, 122, 42, 0.22);
  --on-accent: #FFFFFF;

  --border: #D8D6D0;
  --border-light: #E8E6E0;

  --code-bg: #F0EDE6;
  --code-text: #2A2A3A;
  --code-inline: #8F5416;

  --tag-bg: rgba(63, 113, 145, 0.10);
  --tag-text: #2F5873;

  --success: #0F766E;
  --success-bg: rgba(15, 118, 110, 0.09);
  --warning: #9A5B06;
  --warning-bg: rgba(154, 91, 6, 0.09);
  --danger: #B3261E;
  --danger-bg: rgba(179, 38, 30, 0.08);

  --overlay: rgba(26, 26, 46, 0.42);
  --shadow-card: 0 1px 2px rgba(26, 26, 46, 0.05), 0 10px 28px rgba(26, 26, 46, 0.06);
  --shadow-pop: 0 18px 50px rgba(26, 26, 46, 0.18);

  --gradient-accent1: rgba(199, 122, 42, 0.05);
  --gradient-accent2: rgba(63, 113, 145, 0.05);
}

/* ------------------------------------------------------------
   2. Reset & base
   ------------------------------------------------------------ */

*,
*::before,
*::after {
  box-sizing: border-box;
}

body,
h1, h2, h3, h4, h5, h6,
p, figure, blockquote, dl, dd,
ul, ol {
  margin: 0;
}

ul, ol {
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-padding-top: 88px;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  background-image:
    linear-gradient(180deg, rgba(255, 255, 255, 0.55) 0%, transparent 45%),
    radial-gradient(ellipse 80% 60% at 50% -20%, var(--gradient-accent1), transparent),
    radial-gradient(ellipse 60% 50% at 80% 100%, var(--gradient-accent2), transparent);
  background-attachment: fixed;
  min-height: 100vh;
  overflow-x: hidden;
}

html[data-theme="dark"] body {
  background-image:
    radial-gradient(ellipse 80% 60% at 50% -20%, var(--gradient-accent1), transparent),
    radial-gradient(ellipse 60% 50% at 80% 100%, var(--gradient-accent2), transparent);
}

img,
picture,
svg {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--accent-strong);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--accent);
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: 0;
  cursor: pointer;
}

code, pre, kbd, samp {
  font-family: var(--font-mono);
}

[hidden] {
  display: none !important;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 3px;
}

::selection {
  background: var(--accent-dim);
  color: var(--text-primary);
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--border-light);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  left: var(--space-md);
  top: -80px;
  z-index: 12000;
  padding: 0.6rem 1rem;
  border-radius: var(--radius-md);
  background: var(--accent-strong);
  color: var(--on-accent);
  font-weight: 600;
  transition: top var(--transition);
}

.skip-link:focus {
  top: var(--space-md);
  color: var(--on-accent);
}

/* ------------------------------------------------------------
   3. Reading progress
   ------------------------------------------------------------ */

.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  z-index: 1000;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--accent), var(--accent-secondary));
  transition: transform 120ms linear;
  pointer-events: none;
}

/* ------------------------------------------------------------
   4. Header & navigation
   ------------------------------------------------------------ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--header-bg);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-md) var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.site-logo:hover {
  color: var(--text-primary);
}

.logo-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
  flex-shrink: 0;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.75rem);
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: var(--space-xs) 0;
  max-width: 100%;
}

.main-nav::-webkit-scrollbar {
  display: none;
}

.main-nav a {
  position: relative;
  flex-shrink: 0;
  padding: var(--space-xs) 0;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
}

.main-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  border-radius: 1px;
  background: var(--accent);
  transition: width var(--transition);
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--text-primary);
}

.main-nav a:hover::after,
.main-nav a.active::after {
  width: 100%;
}

.login-btn {
  font-size: 0.82rem !important;
  color: var(--text-secondary) !important;
  background: var(--accent-dim);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border: 1px solid var(--border);
  border-radius: 999px !important;
  padding: 4px 14px !important;
  max-width: 11rem;
  overflow: hidden;
  text-overflow: ellipsis;
}

.login-btn:hover {
  color: var(--accent-strong) !important;
  background: var(--accent-dim) !important;
  border-color: var(--accent-dim) !important;
}

/* ------------------------------------------------------------
   5. Layout primitives
   ------------------------------------------------------------ */

main {
  min-height: calc(100vh - 160px);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  padding-top: var(--space-2xl);
}

.section-header--tight {
  padding-top: var(--space-xl);
}

.section-title {
  display: flex;
  align-items: center;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.accent-line {
  display: inline-block;
  width: 24px;
  height: 3px;
  margin-right: var(--space-md);
  border-radius: 2px;
  background: var(--accent);
}

.loading-state,
.list-empty {
  padding: var(--space-lg);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ------------------------------------------------------------
   6. Hero
   ------------------------------------------------------------ */

.hero {
  padding: var(--space-4xl) var(--space-xl) var(--space-3xl);
  text-align: center;
}

.hero-tag {
  display: inline-block;
  margin-bottom: var(--space-lg);
  padding: var(--space-xs) var(--space-md);
  border-radius: 999px;
  background: var(--accent-dim);
  color: var(--accent-strong);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}

.hero-title {
  margin-bottom: var(--space-lg);
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  text-wrap: balance;
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.hero-subtitle {
  max-width: 620px;
  margin: 0 auto;
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--text-secondary);
  text-wrap: balance;
}

.hero-subtitle span {
  display: block;
}

/* ------------------------------------------------------------
   7. Featured article
   ------------------------------------------------------------ */

.featured-card {
  position: relative;
  display: flex;
  min-height: 280px;
  margin-bottom: var(--space-3xl);
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--bg-card);
  background: linear-gradient(135deg, var(--bg-card), color-mix(in srgb, var(--bg-card) 86%, var(--accent)));
  box-shadow: var(--shadow-card);
  transition: border-color var(--transition), transform var(--transition-slow);
}

.featured-card:hover {
  border-color: var(--accent-dim);
  transform: translateY(-3px);
}

.featured-card::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-secondary));
  z-index: 1;
}

.featured-glow {
  position: absolute;
  top: -50%;
  right: -20%;
  width: 320px;
  height: 320px;
  pointer-events: none;
  background: radial-gradient(circle, var(--accent-dim), transparent 70%);
}

.featured-badge {
  position: absolute;
  top: var(--space-lg);
  left: var(--space-2xl);
  z-index: 1;
  padding: 4px 14px;
  border-radius: 999px;
  background: var(--accent-dim);
  color: var(--accent-strong);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.featured-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-3xl) var(--space-2xl);
}

.featured-title {
  margin: var(--space-lg) 0 var(--space-md);
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  text-wrap: balance;
}

.featured-excerpt {
  max-width: 80ch;
  margin-bottom: var(--space-lg);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.featured-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.meta-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
}

.featured-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  width: fit-content;
  padding: 8px 20px;
  border: 1px solid var(--accent-dim);
  border-radius: 999px;
  color: var(--accent-strong);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 500;
  transition: background var(--transition), border-color var(--transition), gap var(--transition);
}

.featured-cta:hover {
  gap: var(--space-md);
  border-color: var(--accent);
  background: var(--accent-dim);
  color: var(--accent-strong);
}

/* ------------------------------------------------------------
   8. Article grid
   ------------------------------------------------------------ */

.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-xl);
  padding-bottom: var(--space-3xl);
}

.article-card {
  position: relative;
  padding: var(--space-xl);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  transition: border-color var(--transition), transform var(--transition-slow), box-shadow var(--transition-slow);
}

.article-card:hover {
  border-color: var(--border-light);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--tag-bg);
  color: var(--tag-text);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.02em;
}

.card-title {
  margin-bottom: var(--space-sm);
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.card-title a {
  color: var(--text-primary);
}

.card-title a:hover {
  color: var(--accent-strong);
}

.card-excerpt {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: var(--space-lg);
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.65;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-muted);
}

.reading-time::before {
  content: '·';
  margin-right: var(--space-md);
}

/* ------------------------------------------------------------
   9. Article detail
   ------------------------------------------------------------ */

.article-header {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-3xl) var(--space-xl) var(--space-2xl);
  text-align: center;
}

.post-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.article-header .tag {
  padding: 4px 12px;
  background: var(--accent-dim);
  color: var(--accent-strong);
  font-size: 0.75rem;
}

.article-header h1 {
  margin-bottom: var(--space-lg);
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.article-header .meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.meta-sep {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--text-muted);
}

.article-content {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--space-xl) var(--space-4xl);
  overflow-wrap: anywhere;
}

.article-content p {
  margin-bottom: var(--space-lg);
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text-primary);
}

.article-content > :first-child {
  margin-top: 0;
}

.article-content h2,
.article-content h3,
.article-content h4,
.article-content h5,
.article-content h6 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.article-content h2 {
  margin: var(--space-2xl) 0 var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border);
  font-size: 1.65rem;
}

.article-content h3 {
  margin: var(--space-xl) 0 var(--space-md);
  font-size: 1.3rem;
}

.article-content h4 {
  margin: var(--space-xl) 0 var(--space-md);
  font-size: 1.12rem;
}

.article-content h5,
.article-content h6 {
  margin: var(--space-lg) 0 var(--space-sm);
  font-size: 1rem;
}

.article-content blockquote {
  margin: var(--space-xl) 0;
  padding: var(--space-lg) var(--space-xl);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-style: italic;
}

.article-content blockquote p:last-child {
  margin-bottom: 0;
}

.article-content pre {
  margin: var(--space-xl) 0;
  padding: var(--space-lg);
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--code-bg);
  color: var(--code-text);
  font-size: 0.88rem;
  line-height: 1.65;
  tab-size: 2;
}

.article-content code {
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  background: var(--code-bg);
  color: var(--code-inline);
  font-size: 0.88em;
}

.article-content pre code {
  padding: 0;
  border-radius: 0;
  background: none;
  color: inherit;
  font-size: inherit;
}

.article-content ul,
.article-content ol {
  margin: var(--space-lg) 0;
  padding-left: var(--space-xl);
  color: var(--text-primary);
}

.article-content li {
  margin-bottom: var(--space-sm);
  line-height: 1.7;
}

.article-content li::marker {
  color: var(--accent);
}

.article-content img {
  margin: var(--space-xl) auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.article-content hr {
  margin: var(--space-2xl) 0;
  border: 0;
  border-top: 1px solid var(--border);
}

.article-content del {
  color: var(--text-muted);
}

.article-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  max-width: var(--content-width);
  margin: 0 auto var(--space-4xl);
  padding: var(--space-xl) var(--space-xl) 0;
  border-top: 1px solid var(--border);
}

.article-nav-link {
  display: flex;
  flex: 1 1 260px;
  flex-direction: column;
  gap: var(--space-xs);
  padding: var(--space-lg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  transition: border-color var(--transition), transform var(--transition);
}

.article-nav-link:hover {
  border-color: var(--accent-dim);
  transform: translateY(-2px);
}

.article-nav-link--next {
  text-align: right;
}

.article-nav-label {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.article-nav-title {
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 500;
}

.empty-note {
  color: var(--text-muted);
  font-style: italic;
}

/* ------------------------------------------------------------
   10. Empty / gate states
   ------------------------------------------------------------ */

.empty-state {
  padding: var(--space-3xl) var(--space-lg);
  text-align: center;
}

.empty-state-icon {
  margin-bottom: var(--space-md);
  font-size: 2.5rem;
}

.empty-state-title {
  margin-bottom: var(--space-sm);
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
}

.empty-state-text {
  margin-bottom: var(--space-lg);
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.gate-card {
  max-width: 520px;
  margin: var(--space-4xl) auto;
  padding: var(--space-3xl) var(--space-xl);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--bg-card);
  box-shadow: var(--shadow-card);
  text-align: center;
}

.gate-icon {
  margin-bottom: var(--space-md);
  font-size: 3rem;
}

.gate-title {
  margin-bottom: var(--space-sm);
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
}

.gate-text {
  margin-bottom: var(--space-xl);
  color: var(--text-secondary);
}

/* ------------------------------------------------------------
   11. About page
   ------------------------------------------------------------ */

.about-hero {
  padding: var(--space-4xl) var(--space-xl) var(--space-2xl);
  text-align: center;
}

.about-hero .avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  height: 120px;
  margin: 0 auto var(--space-xl);
  border: 2px solid var(--accent-dim);
  border-radius: 50%;
  background: var(--bg-card);
  box-shadow: 0 0 30px var(--accent-dim);
  font-size: 2.5rem;
}

.about-hero h1 {
  margin-bottom: var(--space-md);
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.about-hero .tagline {
  max-width: 560px;
  margin: 0 auto var(--space-lg);
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.7;
  text-wrap: balance;
}

.about-hero .tagline span {
  display: block;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.social-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.social-links a:hover {
  color: var(--accent-strong);
}

.about-section {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: var(--space-2xl) 0;
}

.about-section h2 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.section-icon {
  color: var(--accent);
}

.about-section p {
  margin-bottom: var(--space-lg);
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.85;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-md);
}

.skill-item {
  padding: var(--space-lg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}

.skill-item:hover {
  border-color: var(--accent-dim);
  transform: translateY(-2px);
}

.skill-icon {
  margin-bottom: var(--space-sm);
  font-size: 1.5rem;
}

.skill-name {
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
}

.timeline {
  position: relative;
  padding-left: var(--space-xl);
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 1px;
  background: var(--border);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-xl);
}

.timeline-item::before {
  content: '';
  position: absolute;
  top: 6px;
  left: calc(-1 * var(--space-xl) + 1px);
  width: 10px;
  height: 10px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  background: var(--bg-primary);
  transform: translateX(-50%);
}

.timeline-item .time {
  margin-bottom: var(--space-xs);
  color: var(--accent-strong);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.timeline-item h3 {
  margin-bottom: var(--space-xs);
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
}

.timeline-item p {
  margin-bottom: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* ------------------------------------------------------------
   12. Buttons & form controls
   ------------------------------------------------------------ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 8px 18px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-card);
  color: var(--text-primary);
  font-size: 0.88rem;
  font-weight: 500;
  line-height: 1.4;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), color var(--transition), transform var(--transition);
}

.btn:hover {
  border-color: var(--border-light);
  background: var(--bg-hover);
  color: var(--text-primary);
}

.btn:active {
  transform: translateY(1px);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  border-color: var(--accent-strong);
  background: var(--accent-strong);
  color: var(--on-accent);
  font-weight: 600;
}

.btn-primary:hover {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--on-accent);
}

.btn-ghost {
  background: var(--bg-secondary);
  color: var(--text-secondary);
}

.btn-ghost:hover {
  background: var(--bg-hover);
}

.btn-danger {
  border-color: var(--danger);
  background: var(--danger-bg);
  color: var(--danger);
}

.btn-danger:hover {
  border-color: var(--danger);
  background: var(--danger);
  color: var(--bg-card);
}

.input,
.editor-field input,
.editor-field select,
.editor-field textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.input::placeholder,
.editor-field input::placeholder,
.editor-field textarea::placeholder {
  color: var(--text-muted);
}

.input:focus,
.editor-field input:focus,
.editor-field select:focus,
.editor-field textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: var(--space-md);
}

.field > label {
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 0.86rem;
  font-weight: 500;
}

.field-hint {
  color: var(--text-muted);
  font-size: 0.78rem;
}

.form-error {
  padding: 8px 12px;
  border: 1px solid color-mix(in srgb, var(--danger) 30%, transparent);
  border-radius: var(--radius-md);
  background: var(--danger-bg);
  color: var(--danger);
  font-size: 0.85rem;
}

.form-success {
  padding: 8px 12px;
  border: 1px solid color-mix(in srgb, var(--success) 30%, transparent);
  border-radius: var(--radius-md);
  background: var(--success-bg);
  color: var(--success);
  font-size: 0.85rem;
}

.inline-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
}

/* ------------------------------------------------------------
   13. Editor
   ------------------------------------------------------------ */

.editor-wrapper {
  max-width: 920px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-xl) var(--space-4xl);
}

.editor-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.editor-header h1 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.editor-subtitle {
  margin-top: 2px;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.editor-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.editor-status {
  margin-bottom: var(--space-md);
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
}

.editor-status.is-ok {
  border-color: color-mix(in srgb, var(--success) 30%, transparent);
  background: var(--success-bg);
  color: var(--success);
}

.editor-status.is-warn {
  border-color: color-mix(in srgb, var(--warning) 30%, transparent);
  background: var(--warning-bg);
  color: var(--warning);
}

.editor-status.is-error {
  border-color: color-mix(in srgb, var(--danger) 30%, transparent);
  background: var(--danger-bg);
  color: var(--danger);
}

.editor-status.is-info {
  background: var(--bg-secondary);
  color: var(--text-secondary);
}

.editor-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.editor-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.editor-field > label {
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.editor-field textarea {
  min-height: 420px;
  padding: 16px;
  resize: vertical;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  line-height: 1.75;
}

.hint {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.hint code {
  padding: 1px 5px;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-size: 0.78rem;
}

.editor-tags-input {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  min-height: 48px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.editor-tags-input:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.editor-tags-input .tag {
  gap: 6px;
  padding: 3px 4px 3px 10px;
  background: var(--accent-dim);
  color: var(--accent-strong);
  font-size: 0.75rem;
}

.tag-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  padding: 0;
  border-radius: 50%;
  color: inherit;
  font-size: 0.85rem;
  line-height: 1;
  opacity: 0.65;
}

.tag-remove:hover {
  background: var(--accent-glow);
  opacity: 1;
}

.editor-tags-input input {
  flex: 1;
  min-width: 120px;
  padding: 4px !important;
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  font-size: 0.9rem !important;
}

.editor-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-muted);
  font-size: 0.8rem;
}

.editor-meta strong {
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

.editor-meta-spacer {
  flex: 1;
}

.editor-preview {
  margin-top: var(--space-sm);
  padding: var(--space-xl);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-secondary);
}

.editor-preview > h3 {
  margin-bottom: var(--space-md);
  color: var(--text-muted);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.preview-content {
  max-width: none;
  padding: 0;
  overflow-wrap: anywhere;
}

.preview-content p:last-child {
  margin-bottom: 0;
}

/* ------------------------------------------------------------
   14. Profile
   ------------------------------------------------------------ */

.profile-wrapper {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.profile-header-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
  margin: var(--space-3xl) 0 var(--space-xl);
  padding: var(--space-2xl);
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--bg-card);
  background: linear-gradient(135deg, var(--bg-card), color-mix(in srgb, var(--bg-card) 86%, var(--accent)));
  box-shadow: var(--shadow-card);
}

.profile-header-card::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-secondary));
}

.profile-avatar-wrap {
  position: relative;
  flex-shrink: 0;
  border-radius: 50%;
  cursor: pointer;
}

.profile-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100px;
  height: 100px;
  border: 2px solid var(--accent-dim);
  border-radius: 50%;
  background: var(--bg-secondary);
  box-shadow: 0 0 30px var(--accent-dim);
  font-size: 2.5rem;
}

.avatar-img {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;
}

.avatar-hover {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.45);
  color: #fff;
  font-size: 0.75rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.profile-avatar-wrap:hover .avatar-hover,
.profile-avatar-wrap:focus-visible .avatar-hover {
  opacity: 1;
}

.profile-info {
  flex: 1;
  min-width: 200px;
}

.profile-info h1 {
  margin-bottom: var(--space-xs);
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.profile-tagline {
  margin-bottom: var(--space-md);
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.profile-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xl);
  margin-top: var(--space-md);
}

.stat-item {
  text-align: center;
}

.stat-number {
  color: var(--accent-strong);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.profile-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-xl);
  padding-bottom: var(--space-3xl);
}

.profile-card {
  min-width: 0;
  padding: var(--space-xl);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  transition: border-color var(--transition);
}

.profile-card:hover {
  border-color: var(--border-light);
}

.profile-card--wide {
  grid-column: 1 / -1;
}

.profile-card .card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.profile-card .card-header h2 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.card-count {
  flex-shrink: 0;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--bg-secondary);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.profile-edit-btn {
  margin-top: var(--space-sm);
  padding: 4px 14px;
  border: 0;
  border-radius: 999px;
  background: var(--accent-dim);
  color: var(--accent-strong);
  font-size: 0.82rem;
  cursor: pointer;
  transition: background var(--transition);
}

.profile-edit-btn:hover {
  background: var(--accent-glow);
}

.profile-input {
  max-width: 320px;
  margin-bottom: var(--space-sm);
}

/* Activity & drafts */

.activity-list,
.draft-list,
.content-list,
.admin-user-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.activity-item,
.draft-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: background var(--transition), padding var(--transition);
}

.activity-item:last-child,
.draft-item:last-child {
  border-bottom: 0;
}

.activity-item:hover,
.draft-item:hover {
  padding-right: var(--space-sm);
  padding-left: var(--space-sm);
  background: var(--bg-hover);
}

.item-main,
.draft-main {
  display: flex;
  flex: 1;
  align-items: center;
  gap: var(--space-md);
  min-width: 0;
  color: inherit;
}

.item-main:hover,
.draft-main:hover {
  color: inherit;
}

.activity-dot {
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.activity-dot.purple {
  background: var(--accent-secondary);
}

.activity-dot.gray {
  background: var(--text-muted);
}

.activity-content {
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.5;
}

.activity-time {
  flex-shrink: 0;
  color: var(--text-muted);
  font-size: 0.78rem;
}

.item-delete {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1;
  opacity: 0;
  transition: opacity var(--transition), background var(--transition), color var(--transition);
}

.activity-item:hover .item-delete,
.draft-item:hover .item-delete,
.item-delete:focus-visible {
  opacity: 1;
}

.item-delete:hover {
  background: var(--danger-bg);
  color: var(--danger);
}

.draft-main {
  justify-content: space-between;
}

.draft-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.draft-title {
  overflow: hidden;
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 500;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.draft-date {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.draft-status {
  flex-shrink: 0;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--accent-dim);
  color: var(--accent-strong);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.draft-status.draft {
  background: var(--bg-secondary);
  color: var(--text-muted);
}

/* Content rows */

.content-list {
  display: flex;
  flex-direction: column;
}

.content-row {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.content-row:last-child {
  border-bottom: 0;
}

.content-main {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-width: 0;
  color: inherit;
}

.content-main:hover {
  color: inherit;
}

.content-title {
  overflow: hidden;
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 500;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.content-main:hover .content-title {
  color: var(--accent-strong);
}

.content-meta {
  color: var(--text-muted);
  font-size: 0.78rem;
}

.content-actions {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: var(--space-sm);
}

.link-button {
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.78rem;
}

.link-button:hover {
  background: var(--bg-hover);
  color: var(--accent-strong);
}

.link-button.danger:hover {
  background: var(--danger-bg);
  color: var(--danger);
}

/* Settings */

.settings-block {
  margin-bottom: var(--space-md);
}

.settings-label {
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 500;
}

.settings-desc {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.profile-settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--border);
}

.profile-settings-row:last-child {
  border-bottom: 0;
}

.theme-selector {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.theme-option {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  padding: var(--space-sm);
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}

.theme-option:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}

.theme-option.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent-dim);
}

.theme-swatch {
  height: 34px;
  margin-bottom: var(--space-sm);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.theme-swatch.dark { background: linear-gradient(135deg, #0E0E15, #1A1A2E); }
.theme-swatch.light { background: linear-gradient(135deg, #F5F3EE, #FFFFFF); }
.theme-swatch.pink { background: linear-gradient(135deg, #FDF2F6, #FFFFFF); }

.theme-name {
  color: var(--text-primary);
  font-size: 0.8rem;
  font-weight: 500;
}

.theme-desc {
  color: var(--text-muted);
  font-size: 0.68rem;
}

/* Toggle */

.toggle {
  position: relative;
  flex-shrink: 0;
  width: 44px;
  height: 24px;
}

.toggle input {
  width: 0;
  height: 0;
  opacity: 0;
}

.toggle .slider {
  position: absolute;
  inset: 0;
  border-radius: 999px;
  background: var(--border);
  cursor: pointer;
  transition: background var(--transition);
}

.toggle .slider::before {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--text-muted);
  transition: transform var(--transition), background var(--transition);
}

.toggle input:checked + .slider {
  background: var(--accent-dim);
}

.toggle input:checked + .slider::before {
  background: var(--accent);
  transform: translateX(20px);
}

.toggle input:focus-visible + .slider {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* Accordion + range */

.settings-accordion {
  padding-top: var(--space-md);
  border-top: 1px solid var(--border);
}

.accordion-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-xs) 0;
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 500;
  text-align: left;
}

.accordion-icon {
  color: var(--text-muted);
  font-size: 0.75rem;
}

.accordion-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.range-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.range-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-secondary);
  font-size: 0.84rem;
}

.range-head output {
  color: var(--accent-strong);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.range-field input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

/* Writing stats */

.writing-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-lg);
  padding: var(--space-sm) 0;
}

.writing-stat {
  text-align: center;
}

.writing-number {
  color: var(--accent-strong);
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.writing-number.alt {
  color: var(--accent-secondary);
}

.writing-label {
  color: var(--text-muted);
  font-size: 0.82rem;
}

/* Account */

.account-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-lg);
  padding: var(--space-sm) 0 var(--space-md);
}

.account-value {
  margin-top: 2px;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.password-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border);
}

.password-form .field {
  margin-bottom: 0;
}

.password-form .form-error,
.password-form .form-success,
.password-form .inline-actions {
  grid-column: 1 / -1;
}

/* ------------------------------------------------------------
   15. Admin dashboard
   ------------------------------------------------------------ */

.admin-wrapper {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 var(--space-xl) var(--space-3xl);
}

.admin-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.admin-header h1 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-md);
}

.metric-card {
  padding: var(--space-lg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  box-shadow: var(--shadow-card);
}

.metric-value {
  color: var(--accent-strong);
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.metric-value.accent-alt {
  color: var(--accent-secondary);
}

.metric-label {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.admin-hint {
  margin-bottom: var(--space-md);
  color: var(--text-muted);
  font-size: 0.82rem;
}

.admin-user-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.admin-user-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  width: 100%;
  padding: var(--space-md);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  text-align: left;
  transition: border-color var(--transition), transform var(--transition), background var(--transition);
}

.admin-user-card:hover {
  border-color: var(--accent-dim);
  background: var(--bg-hover);
  transform: translateY(-1px);
}

.admin-avatar {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  overflow: hidden;
  border-radius: 50%;
  background: var(--accent-dim);
  font-size: 1.2rem;
}

.admin-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.admin-avatar--large {
  width: 64px;
  height: 64px;
  font-size: 1.8rem;
}

.admin-user-main {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-width: 0;
}

.admin-user-name {
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 600;
}

.admin-user-meta {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.admin-user-chevron {
  flex-shrink: 0;
  color: var(--accent-strong);
}

.role-badge {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 999px;
  background: var(--accent-dim);
  color: var(--accent-strong);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  vertical-align: middle;
}

.admin-back {
  margin-bottom: var(--space-lg);
}

.admin-detail-card {
  margin-bottom: var(--space-lg);
}

.admin-detail-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-lg);
}

.admin-detail-info {
  flex: 1;
  min-width: 180px;
}

.admin-detail-info h1 {
  margin-bottom: 2px;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
}

.admin-detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.admin-wrapper > #adminContent > .profile-card {
  margin-bottom: var(--space-lg);
}

.temp-password {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  padding: var(--space-md);
  border: 1px dashed var(--accent);
  border-radius: var(--radius-md);
  background: var(--accent-dim);
}

.temp-password code {
  flex: 1;
  min-width: 160px;
  color: var(--accent-strong);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

/* ------------------------------------------------------------
   16. Auth modal
   ------------------------------------------------------------ */

.modal-open {
  overflow: hidden;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  background: var(--overlay);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.modal {
  position: relative;
  width: 100%;
  max-width: 380px;
  max-height: 90vh;
  overflow-y: auto;
  padding: var(--space-xl);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--bg-card);
  box-shadow: var(--shadow-pop);
}

.modal-wide {
  max-width: 480px;
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  color: var(--text-muted);
  font-size: 1.4rem;
  line-height: 1;
}

.modal-close:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.modal-title {
  margin-bottom: var(--space-xs);
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
}

.modal-subtitle {
  margin-bottom: var(--space-lg);
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.55;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.auth-form .field {
  margin-bottom: var(--space-md);
}

.password-row {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.password-row .input {
  flex: 1;
}

.password-toggle {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  font-size: 1rem;
}

.password-toggle:hover {
  background: var(--bg-hover);
}

.auth-form .form-error {
  margin-bottom: var(--space-sm);
}

.auth-switch {
  margin-top: var(--space-lg);
  color: var(--text-muted);
  font-size: 0.85rem;
  text-align: center;
}

.auth-switch a {
  color: var(--accent-strong);
  font-weight: 500;
}

/* Avatar cropper */

.crop-container {
  position: relative;
  max-width: 100%;
  margin-bottom: var(--space-md);
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  touch-action: none;
}

.crop-image {
  display: block;
  width: 100%;
  height: auto;
  user-select: none;
  -webkit-user-drag: none;
}

.crop-selector {
  position: absolute;
  top: 25%;
  left: 25%;
  width: 50%;
  height: 50%;
  border: 2px dashed #fff;
  border-radius: 50%;
  box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.5);
  cursor: move;
  touch-action: none;
}

/* ------------------------------------------------------------
   17. Toasts
   ------------------------------------------------------------ */

.toast-stack {
  position: fixed;
  top: 18px;
  left: 50%;
  z-index: 11000;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  width: min(92vw, 420px);
  transform: translateX(-50%);
  pointer-events: none;
}

.toast {
  padding: 9px 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-card);
  color: var(--text-primary);
  box-shadow: var(--shadow-pop);
  font-size: 0.85rem;
  font-weight: 500;
  text-align: center;
  pointer-events: auto;
  cursor: pointer;
  animation: toast-in 200ms ease both;
}

.toast--success {
  border-color: color-mix(in srgb, var(--success) 35%, transparent);
  color: var(--success);
}

.toast--error {
  border-color: color-mix(in srgb, var(--danger) 35%, transparent);
  color: var(--danger);
}

.toast--info {
  color: var(--text-secondary);
}

.toast--out {
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity 220ms ease, transform 220ms ease;
}

@keyframes toast-in {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ------------------------------------------------------------
   18. Admin inline editing
   ------------------------------------------------------------ */

body.admin-mode [data-edit] {
  padding: 0 2px;
  border-bottom: 1px dashed var(--accent);
  border-radius: 2px;
  cursor: text;
  transition: background 0.15s;
}

body.admin-mode [data-edit]:hover {
  background: var(--accent-dim);
}

body.admin-mode [data-edit][contenteditable] {
  background: var(--accent-dim);
  border-bottom-color: var(--accent);
  outline: none;
  box-shadow: 0 0 0 2px var(--accent-dim);
}

.admin-toggle {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 9500;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-card);
  color: var(--text-secondary);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.16);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
}

.admin-toggle.is-active {
  border-color: var(--accent);
  background: var(--accent-strong);
  color: var(--on-accent);
  box-shadow: 0 2px 14px var(--accent-glow);
}

.admin-toolbar {
  position: fixed;
  right: 20px;
  bottom: 70px;
  z-index: 9500;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.admin-toolbar-btn {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.82rem;
  text-align: left;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

.admin-toolbar-btn:hover {
  background: var(--bg-hover);
}

.admin-toolbar-btn.danger {
  color: var(--danger);
}

/* ------------------------------------------------------------
   19. Decorative canvas
   ------------------------------------------------------------ */

.cherry-canvas {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 50;
  pointer-events: none;
}

.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9000;
  width: 80px;
  height: 80px;
  border: 1.5px solid var(--accent-glow);
  border-radius: 50%;
  background: var(--accent-dim);
  pointer-events: none;
  opacity: 0;
  transition: opacity 300ms ease;
  will-change: transform;
}

/* ------------------------------------------------------------
   20. Footer
   ------------------------------------------------------------ */

.site-footer {
  margin-top: var(--space-3xl);
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.copyright {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-nav {
  display: flex;
  gap: var(--space-lg);
}

.footer-nav a {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-nav a:hover {
  color: var(--accent-strong);
}

/* ------------------------------------------------------------
   21. Animations
   ------------------------------------------------------------ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fadeInUp 0.6s ease both;
}

.animate-in-delay-1 { animation-delay: 0.1s; }
.animate-in-delay-2 { animation-delay: 0.2s; }
.animate-in-delay-3 { animation-delay: 0.3s; }
.animate-in-delay-4 { animation-delay: 0.4s; }
.animate-in-delay-5 { animation-delay: 0.5s; }

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-delay: 0s !important;
    transition-duration: 0.01ms !important;
  }

  .animate-in {
    animation: none;
  }
}

/* ------------------------------------------------------------
   22. Responsive
   ------------------------------------------------------------ */

@media (max-width: 900px) {
  .profile-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .metrics-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .featured-body {
    padding: var(--space-3xl) var(--space-xl) var(--space-2xl);
  }

  .featured-badge {
    left: var(--space-xl);
  }
}

@media (max-width: 768px) {
  .header-inner {
    padding: var(--space-md);
    gap: var(--space-md);
  }

  .container {
    padding: 0 var(--space-md);
  }

  .hero {
    padding: var(--space-2xl) var(--space-md);
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .article-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .featured-card {
    min-height: 0;
  }

  .featured-body {
    padding: var(--space-2xl) var(--space-lg) var(--space-xl);
  }

  .featured-badge {
    left: var(--space-lg);
  }

  .featured-title {
    font-size: 1.35rem;
  }

  .featured-excerpt {
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-size: 0.95rem;
  }

  .article-header {
    padding: var(--space-2xl) var(--space-md) var(--space-xl);
  }

  .article-header .meta {
    gap: var(--space-sm) var(--space-md);
    font-size: 0.85rem;
  }

  .article-content {
    padding: 0 var(--space-md) var(--space-3xl);
  }

  .article-content p {
    font-size: 1rem;
  }

  .article-nav {
    padding: var(--space-lg) var(--space-md) 0;
    margin-bottom: var(--space-3xl);
  }

  .about-hero {
    padding: var(--space-2xl) var(--space-md);
  }

  .about-hero .avatar {
    width: 92px;
    height: 92px;
    font-size: 2rem;
  }

  .editor-wrapper {
    padding: var(--space-xl) var(--space-md) var(--space-3xl);
  }

  .editor-field textarea {
    min-height: 320px;
  }

  .profile-wrapper,
  .admin-wrapper {
    padding-right: var(--space-md);
    padding-left: var(--space-md);
  }

  .profile-header-card {
    margin-top: var(--space-2xl);
    padding: var(--space-xl);
    gap: var(--space-lg);
  }

  .profile-card {
    padding: var(--space-lg);
  }

  .admin-detail-actions {
    width: 100%;
  }

  .skills-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-inner {
    padding: 0 var(--space-md);
  }
}

@media (max-width: 560px) {
  .main-nav {
    gap: 0.7rem;
  }

  .main-nav a {
    font-size: 0.82rem;
  }

  .login-btn {
    padding: 3px 10px !important;
    font-size: 0.78rem !important;
  }

  .logo-text {
    display: none;
  }

  .hero-title {
    font-size: 1.65rem;
  }

  .featured-title {
    font-size: 1.2rem;
  }

  .featured-meta {
    gap: 6px;
    font-size: 0.78rem;
  }

  .profile-stats {
    gap: var(--space-lg);
  }

  .profile-header-card {
    padding: var(--space-lg);
    gap: var(--space-md);
  }

  .profile-avatar,
  .avatar-img {
    width: 84px;
    height: 84px;
  }

  .profile-avatar {
    font-size: 2rem;
  }

  .profile-info {
    flex: 1 1 calc(100% - 100px);
    min-width: 0;
  }

  .stat-number {
    font-size: 1.25rem;
  }

  .theme-desc {
    display: none;
  }

  .theme-swatch {
    height: 26px;
  }

  .content-row {
    flex-wrap: wrap;
  }

  .content-actions {
    width: 100%;
    justify-content: flex-end;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .editor-actions {
    width: 100%;
  }

  .editor-actions .btn {
    flex: 1;
  }

  .article-nav-link {
    flex-basis: 100%;
  }

  .article-nav-link--next {
    text-align: left;
  }

  .modal {
    padding: var(--space-lg);
  }
}

/* ------------------------------------------------------------
   23. Print
   ------------------------------------------------------------ */

@media print {
  .site-header,
  .site-footer,
  .reading-progress,
  .cherry-canvas,
  .cursor-ring,
  .admin-toggle,
  .admin-toolbar,
  .article-nav,
  .toast-stack {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  .article-content,
  .article-header {
    max-width: none;
    padding: 0;
  }

  .article-content a {
    color: #000;
    text-decoration: underline;
  }
}

/* ==== ICP 备案号（页脚） ==== */
.footer-icp {
  max-width: var(--max-width);
  margin: var(--space-md) auto 0;
  padding: 0 var(--space-lg);
  text-align: center;
}
.footer-icp .icp {
  display: inline-block;
  color: var(--text-muted);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: color 0.2s ease;
}
.footer-icp .icp:hover,
.footer-icp .icp:focus-visible {
  color: var(--accent);
  text-decoration: underline;
  outline: none;
}