/*
 * Design system for News Portal.
 * Single-file vanilla CSS (no build step) organized with cascade layers so
 * later layers always win over earlier ones, regardless of selector specificity.
 */

@layer reset, base, layout, components, utilities;

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

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

  ul[class], ol[class] {
    list-style: none;
    padding: 0;
  }

  html {
    -webkit-text-size-adjust: 100%;
  }

  body {
    min-height: 100dvh;
  }

  img, picture, video {
    display: block;
    max-width: 100%;
  }

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

  button {
    cursor: pointer;
  }

  a {
    color: inherit;
    text-decoration: none;
  }
}

@layer base {
  :root {
    color-scheme: light dark;

    /* Color palette -- OKLCH: perceptually uniform, easy to tune lightness/chroma independently */
    --color-canvas: oklch(100% 0 0);
    --color-surface: oklch(97.5% 0.004 260);
    --color-surface-hover: oklch(95% 0.006 260);
    --color-border: oklch(90% 0.006 260);
    --color-border-strong: oklch(80% 0.008 260);

    --color-ink: oklch(24% 0.012 260);
    --color-ink-light: oklch(46% 0.014 260);
    --color-ink-faint: oklch(62% 0.012 260);
    --color-ink-inverted: oklch(100% 0 0);
    /* Fixed dark masthead brand color — intentionally does NOT flip in dark
       mode (topbar/footer stay a dark bar in both themes); do not alias to
       --color-ink, which is theme-adaptive. */
    --color-masthead: oklch(24% 0.012 260);

    --color-accent: oklch(52% 0.19 25);
    --color-accent-hover: oklch(45% 0.19 25);
    --color-accent-light: oklch(93% 0.05 25);
    --color-accent-dark: oklch(32% 0.15 25);

    --color-cover-from: oklch(30% 0.02 260);
    --color-cover-to: oklch(14% 0.015 260);

    --color-positive: oklch(52% 0.13 152);
    --color-positive-light: oklch(94% 0.05 152);
    --color-negative: oklch(52% 0.19 25);
    --color-negative-light: oklch(94% 0.05 25);
    --color-warning: oklch(62% 0.15 75);
    --color-warning-light: oklch(94% 0.07 80);

    /* Spacing */
    --space-2xs: 0.25rem;
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2.5rem;
    --space-2xl: 4rem;

    /* Type */
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-display: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-serif: Georgia, "Times New Roman", serif;
    --text-small: 0.85rem;
    --text-normal: 1rem;
    --text-medium: 1.1rem;
    --text-large: 1.4rem;
    --text-xlarge: 2rem;
    --text-hero: clamp(1.9rem, 1.35rem + 2.4vw, 3rem);

    /* Misc */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 999px;
    --shadow-sm: 0 1px 2px oklch(0% 0 0 / 0.06), 0 1px 1px oklch(0% 0 0 / 0.04);
    --shadow-md: 0 8px 24px oklch(0% 0 0 / 0.08);
    --content-width: 72rem;
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);

    --focus-ring-color: var(--color-accent);
    --focus-ring: 2px solid var(--focus-ring-color);
  }

  /* Dark palette — follows system preference unless overridden by the theme
     toggle (data-theme="light"/"dark" on <html>, set by theme_toggle_controller.js) */
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      color-scheme: dark;

      --color-canvas: oklch(21% 0.012 260);
      --color-surface: oklch(15% 0.012 260);
      --color-surface-hover: oklch(26% 0.014 260);
      --color-border: oklch(30% 0.014 260);
      --color-border-strong: oklch(40% 0.016 260);

      --color-ink: oklch(95% 0.006 260);
      --color-ink-light: oklch(80% 0.01 260);
      --color-ink-faint: oklch(62% 0.012 260);

      --color-accent: oklch(62% 0.19 25);
      --color-accent-hover: oklch(68% 0.19 25);
      --color-accent-light: oklch(28% 0.08 25);
      --color-accent-dark: oklch(80% 0.1 25);

      --color-cover-from: oklch(24% 0.02 260);
      --color-cover-to: oklch(10% 0.015 260);

      --color-positive: oklch(68% 0.15 152);
      --color-positive-light: oklch(28% 0.06 152);
      --color-negative: oklch(68% 0.19 25);
      --color-negative-light: oklch(28% 0.08 25);
      --color-warning: oklch(75% 0.15 75);
      --color-warning-light: oklch(30% 0.09 80);

      --shadow-sm: 0 1px 2px oklch(0% 0 0 / 0.4), 0 1px 1px oklch(0% 0 0 / 0.3);
      --shadow-md: 0 8px 24px oklch(0% 0 0 / 0.5);
    }
  }

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

    --color-canvas: oklch(21% 0.012 260);
    --color-surface: oklch(15% 0.012 260);
    --color-surface-hover: oklch(26% 0.014 260);
    --color-border: oklch(30% 0.014 260);
    --color-border-strong: oklch(40% 0.016 260);

    --color-ink: oklch(95% 0.006 260);
    --color-ink-light: oklch(80% 0.01 260);
    --color-ink-faint: oklch(62% 0.012 260);

    --color-accent: oklch(62% 0.19 25);
    --color-accent-hover: oklch(68% 0.19 25);
    --color-accent-light: oklch(28% 0.08 25);
    --color-accent-dark: oklch(80% 0.1 25);

    --color-cover-from: oklch(24% 0.02 260);
    --color-cover-to: oklch(10% 0.015 260);

    --color-positive: oklch(68% 0.15 152);
    --color-positive-light: oklch(28% 0.06 152);
    --color-negative: oklch(68% 0.19 25);
    --color-negative-light: oklch(28% 0.08 25);
    --color-warning: oklch(75% 0.15 75);
    --color-warning-light: oklch(30% 0.09 80);

    --shadow-sm: 0 1px 2px oklch(0% 0 0 / 0.4), 0 1px 1px oklch(0% 0 0 / 0.3);
    --shadow-md: 0 8px 24px oklch(0% 0 0 / 0.5);
  }

  body {
    font-family: var(--font-sans);
    font-size: var(--text-normal);
    line-height: 1.5;
    color: var(--color-ink);
    background: var(--color-surface);
  }

  h1, h2, h3, h4 {
    line-height: 1.15;
    font-weight: 800;
    font-family: var(--font-display);
    letter-spacing: -0.015em;
    color: var(--color-ink);
  }

  h1 { font-size: var(--text-xlarge); }
  h2 { font-size: var(--text-large); margin-top: var(--space-xl); margin-bottom: var(--space-sm); }
  h3 { font-size: var(--text-medium); }

  p { color: var(--color-ink-light); }

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

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

  *:focus-visible {
    outline: var(--focus-ring);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
  }
}

@layer layout {
  .container {
    max-width: var(--content-width);
    margin-inline: auto;
    padding-inline: clamp(var(--space-md), 4vw, var(--space-xl));
  }

  .page {
    padding-block: var(--space-xl);
  }

  .page--narrow {
    max-width: 42rem;
    margin-inline: auto;
  }

  .site-topbar {
    background: var(--color-masthead);
    color: oklch(85% 0.01 260);
    font-size: 0.78rem;
    font-weight: 600;
  }

  .site-topbar__bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    padding-block: 0.4rem;
  }

  .site-topbar__date {
    text-transform: capitalize;
    letter-spacing: 0.01em;
  }

  .site-topbar__tagline {
    color: oklch(85% 0.01 260 / 0.7);
    display: none;
  }

  @media (min-width: 40rem) {
    .site-topbar__tagline { display: inline; }
  }

  .site-header {
    background: var(--color-canvas);
    border-bottom: 3px solid var(--color-ink);
    position: sticky;
    top: 0;
    z-index: 30;
  }

  .site-header__bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    padding-block: var(--space-sm);
    flex-wrap: wrap;
  }

  .site-logo {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--color-ink);
    letter-spacing: -0.02em;
  }

  .site-logo:hover {
    color: var(--color-ink);
    text-decoration: none;
  }

  .site-logo span {
    color: var(--color-accent);
  }

  .site-nav {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
  }

  .site-nav__links {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
  }

  .site-nav a:not(.btn) {
    position: relative;
    color: var(--color-ink-light);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding-block: 0.35em;
  }

  .site-nav a:not(.btn)::after {
    content: "";
    position: absolute;
    left: 0;
    right: 100%;
    bottom: 0;
    height: 2px;
    background: var(--color-accent);
    transition: right 0.2s var(--ease-out-expo);
  }

  .site-nav a:not(.btn):hover {
    color: var(--color-ink);
    text-decoration: none;
  }

  .site-nav a:not(.btn):hover::after {
    right: 0;
  }

  .site-nav__actions {
    margin-left: auto;
  }

  .nav-toggle-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 4px;
    width: 2.25rem;
    height: 2.25rem;
    padding: 0;
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-sm);
    background: var(--color-canvas);
  }

  .nav-toggle-btn__bar {
    display: block;
    width: 1.1rem;
    height: 2px;
    background: var(--color-ink);
    border-radius: var(--radius-full);
    transition: transform 0.2s var(--ease-out-expo), opacity 0.2s var(--ease-out-expo);
  }

  .nav-toggle-btn[aria-expanded="true"] .nav-toggle-btn__bar:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .nav-toggle-btn[aria-expanded="true"] .nav-toggle-btn__bar:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle-btn[aria-expanded="true"] .nav-toggle-btn__bar:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.1rem;
    height: 2.1rem;
    padding: 0;
    font-size: 1.05rem;
    line-height: 1;
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-full);
    background: var(--color-canvas);
    transition: border-color 0.15s var(--ease-out-expo), transform 0.1s;
  }

  .theme-toggle:hover {
    border-color: var(--color-accent);
  }

  .theme-toggle:active {
    transform: translateY(1px);
  }

  @media (max-width: 64rem) {
    .nav-toggle-btn {
      display: flex;
    }

    .site-nav {
      display: none;
      flex-basis: 100%;
      flex-direction: column;
      align-items: stretch;
      gap: var(--space-md);
      margin-top: var(--space-sm);
      padding: var(--space-md);
      background: var(--color-canvas);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-md);
    }

    .site-nav.is-open {
      display: flex;
    }

    .site-nav__links {
      flex-direction: column;
      align-items: flex-start;
      gap: var(--space-sm);
    }

    .site-nav__actions {
      margin-left: 0;
      justify-content: space-between;
    }
  }

  .site-footer {
    background: var(--color-masthead);
    margin-top: var(--space-2xl);
    padding-block: var(--space-xl);
    color: oklch(75% 0.01 260);
    font-size: var(--text-small);
  }

  .site-footer__bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
  }

  .site-footer__logo {
    color: var(--color-ink-inverted);
  }

  .site-footer__logo:hover {
    color: var(--color-ink-inverted);
  }

  .site-footer a {
    color: oklch(85% 0.01 260);
    font-weight: 600;
  }

  .site-footer a:hover {
    color: var(--color-ink-inverted);
  }
}

@layer components {
  /* Buttons */
  .btn {
    --btn-bg: var(--color-canvas);
    --btn-color: var(--color-ink);
    --btn-border: var(--color-border-strong);

    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 0.6em 1.2em;
    font-size: var(--text-small);
    font-weight: 600;
    border-radius: var(--radius-md);
    border: 1px solid var(--btn-border);
    background: var(--btn-bg);
    color: var(--btn-color);
    transition: filter 0.15s var(--ease-out-expo), background-color 0.15s var(--ease-out-expo), transform 0.1s;
    white-space: nowrap;
  }

  .btn:hover {
    text-decoration: none;
    filter: brightness(0.97);
  }

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

  .btn--primary {
    --btn-bg: var(--color-accent);
    --btn-color: var(--color-ink-inverted);
    --btn-border: var(--color-accent);
  }

  .btn--primary:hover {
    filter: brightness(1.08);
  }

  .btn--danger {
    --btn-bg: var(--color-canvas);
    --btn-color: var(--color-negative);
    --btn-border: var(--color-negative-light);
  }

  .btn--danger:hover {
    --btn-bg: var(--color-negative-light);
  }

  .btn--small {
    padding: 0.4em 0.9em;
    font-size: var(--text-small);
  }

  .btn--block {
    width: 100%;
  }

  /* Cards */
  .card {
    background: var(--color-canvas);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-sm);
  }

  .auth-card {
    max-width: 26rem;
    margin-inline: auto;
  }

  .auth-card h1 {
    margin-bottom: var(--space-lg);
  }

  /* Forms */
  .field {
    margin-bottom: var(--space-md);
  }

  .field label {
    display: block;
    margin-bottom: var(--space-2xs);
    font-size: var(--text-small);
    font-weight: 600;
    color: var(--color-ink);
  }

  .field input[type="text"],
  .field input[type="email"],
  .field input[type="password"],
  .field input[type="datetime-local"],
  .field textarea,
  .field select {
    width: 100%;
    padding: 0.65em 0.85em;
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-sm);
    background: var(--color-canvas);
    font-size: var(--text-normal);
  }

  .field input:focus,
  .field textarea:focus,
  .field select:focus {
    outline: var(--focus-ring);
    outline-offset: 1px;
    border-color: var(--color-accent);
  }

  .field textarea {
    min-height: 10rem;
    resize: vertical;
  }

  .field--file input {
    padding: 0.4em 0;
  }

  .search-form {
    display: flex;
    gap: var(--space-xs);
  }

  .search-form input[type="search"] {
    flex: 1;
    padding: 0.6em 0.9em;
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-sm);
  }

  .error-messages {
    background: var(--color-negative-light);
    border: 1px solid oklch(85% 0.1 25);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    color: var(--color-negative);
  }

  .error-messages h2 {
    font-size: var(--text-small);
    margin-bottom: var(--space-xs);
    margin-top: 0;
  }

  .error-messages ul {
    padding-left: var(--space-md);
    list-style: disc;
  }

  .error-messages li {
    font-size: var(--text-small);
  }

  /* Flash */
  .flash {
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-size: var(--text-small);
    font-weight: 600;
    margin-bottom: var(--space-md);
  }

  .flash--notice {
    background: var(--color-positive-light);
    color: var(--color-positive);
  }

  .flash--alert {
    background: var(--color-negative-light);
    color: var(--color-negative);
  }

  /* Badges & status pills */
  .badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3em;
    padding: 0.25em 0.7em;
    border-radius: var(--radius-full);
    font-size: var(--text-small);
    font-weight: 600;
    background: var(--color-surface);
    color: var(--color-ink-light);
  }

  .badge--accent {
    background: var(--color-accent);
    color: var(--color-ink-inverted);
    font-size: 0.72rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.03em;
  }

  .badge--tag {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-ink-light);
  }

  .badge--tag:hover {
    text-decoration: none;
    border-color: var(--color-accent);
    color: var(--color-accent);
  }

  .badge--ai {
    background: var(--color-accent);
    color: var(--color-ink-inverted);
  }

  .status-pill {
    display: inline-flex;
    align-items: center;
    padding: 0.2em 0.7em;
    border-radius: var(--radius-full);
    font-size: var(--text-small);
    font-weight: 700;
    text-transform: capitalize;
  }

  .status-pill--draft {
    background: var(--color-surface);
    color: var(--color-ink-faint);
  }

  .status-pill--scheduled {
    background: var(--color-warning-light);
    color: var(--color-warning);
  }

  .status-pill--published {
    background: var(--color-positive-light);
    color: var(--color-positive);
  }

  .status-pill--compliance-good {
    background: var(--color-positive-light);
    color: var(--color-positive);
  }

  .status-pill--compliance-warning {
    background: var(--color-warning-light);
    color: var(--color-warning);
  }

  .status-pill--compliance-bad {
    background: var(--color-negative-light);
    color: var(--color-negative);
  }

  .status-pill--compliance-pending {
    background: var(--color-surface);
    color: var(--color-ink-faint);
  }

  /* Panel note (AI review details) */
  .panel-note {
    margin-top: var(--space-md);
    padding: var(--space-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--text-small);
  }

  /* Filter chips */
  .filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-bottom: var(--space-lg);
  }

  .filter-bar a {
    padding: 0.4em 1.1em;
    border-radius: var(--radius-full);
    background: var(--color-canvas);
    border: 1px solid var(--color-border);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    color: var(--color-ink-light);
  }

  .filter-bar a:hover {
    text-decoration: none;
    border-color: var(--color-accent);
  }

  .filter-bar a.is-active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-ink-inverted);
  }

  /* Section heading (red bar + uppercase label) */
  .section-heading {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
  }

  .section-heading::before {
    content: "";
    width: 6px;
    height: 1.6rem;
    background: var(--color-accent);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
  }

  .section-heading h2 {
    margin: 0;
    font-size: var(--text-large);
    text-transform: uppercase;
    letter-spacing: 0.01em;
  }

  /* Hero (featured article + secondary headlines) */
  .hero-section {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
  }

  @media (min-width: 64rem) {
    .hero-section {
      grid-template-columns: minmax(0, 1fr) 20rem;
    }
  }

  .hero-article {
    display: block;
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    background: var(--color-ink);
    box-shadow: var(--shadow-md);
  }

  .hero-article__cover {
    aspect-ratio: 16 / 9;
    background: var(--color-surface);
  }

  .hero-article__cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s var(--ease-out-expo);
  }

  .hero-article:hover .hero-article__cover img {
    transform: scale(1.04);
  }

  .hero-article__scrim {
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, oklch(10% 0.01 260 / 0.92) 0%, oklch(10% 0.01 260 / 0.55) 45%, transparent 75%);
  }

  .hero-article__content {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: var(--space-lg);
    color: var(--color-ink-inverted);
  }

  .hero-article__kicker {
    display: inline-flex;
    align-items: center;
    padding: 0.25em 0.8em;
    border-radius: var(--radius-full);
    background: var(--color-accent);
    color: var(--color-ink-inverted);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: var(--space-sm);
  }

  .hero-article__title {
    font-family: var(--font-display);
    font-size: var(--text-hero);
    font-weight: 800;
    line-height: 1.1;
    color: var(--color-ink-inverted);
    margin-bottom: var(--space-xs);
  }

  .hero-article__title:hover {
    color: var(--color-ink-inverted);
    text-decoration: none;
    opacity: 0.9;
  }

  .hero-article__excerpt {
    font-size: var(--text-normal);
    color: oklch(94% 0.005 260 / 0.85);
    max-width: 42rem;
  }

  .hero-article__meta {
    margin-top: var(--space-sm);
    font-size: var(--text-small);
    font-weight: 600;
    color: oklch(94% 0.005 260 / 0.75);
  }

  .hero-side {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
  }

  .hero-side__item {
    display: flex;
    gap: var(--space-sm);
    align-items: flex-start;
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-border);
  }

  .hero-side__item:last-child {
    border-bottom: none;
    padding-bottom: 0;
  }

  .hero-side__rank {
    font-family: var(--font-display);
    font-size: var(--text-large);
    font-weight: 800;
    color: var(--color-border-strong);
    line-height: 1;
  }

  .hero-side__body {
    flex: 1;
    min-width: 0;
  }

  .hero-side__title {
    display: block;
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-ink);
  }

  .hero-side__title:hover {
    text-decoration: none;
    color: var(--color-accent);
  }

  .hero-side__meta {
    display: block;
    margin-top: 0.3em;
    font-size: 0.75rem;
    color: var(--color-ink-faint);
    font-weight: 600;
  }

  /* Article grid / cards */
  .article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr));
    gap: var(--space-lg);
  }

  .article-card {
    display: flex;
    flex-direction: column;
    background: var(--color-canvas);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.15s var(--ease-out-expo), box-shadow 0.15s var(--ease-out-expo);
  }

  .article-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
  }

  .article-card:hover .article-card__cover img {
    transform: scale(1.05);
  }

  .article-card__cover {
    aspect-ratio: 16 / 9;
    background: var(--color-surface);
    overflow: hidden;
  }

  .article-card__cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s var(--ease-out-expo);
  }

  .generated-cover {
    width: 100%;
    height: 100%;
    display: block;
  }

  .article-card__body {
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    flex: 1;
  }

  .article-card__title {
    font-family: var(--font-display);
    font-size: var(--text-medium);
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: -0.01em;
    color: var(--color-ink);
  }

  .article-card__title:hover {
    text-decoration: none;
    color: var(--color-accent);
  }

  .article-card__excerpt {
    font-size: var(--text-small);
    color: var(--color-ink-light);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .article-card__meta {
    font-size: var(--text-small);
    color: var(--color-ink-faint);
    margin-top: auto;
    padding-top: var(--space-xs);
  }

  /* Article detail */
  .article-hero__cover {
    aspect-ratio: 16 / 9;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    margin-bottom: var(--space-lg);
    max-height: 28rem;
  }

  .article-hero__cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    align-items: center;
    font-size: var(--text-small);
    color: var(--color-ink-faint);
    margin-bottom: var(--space-lg);
  }

  .article-body {
    font-size: var(--text-medium);
    line-height: 1.7;
    color: var(--color-ink);
  }

  /* Comments */
  .comment-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
  }

  .comment {
    padding: var(--space-md);
    background: var(--color-canvas);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
  }

  .comment__meta {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--text-small);
    color: var(--color-ink-faint);
    margin-bottom: var(--space-2xs);
  }

  .comment__author {
    font-weight: 700;
    color: var(--color-ink);
  }

  .comment-form-fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
  }

  @media (max-width: 40rem) {
    .comment-form-fields {
      grid-template-columns: 1fr;
    }
  }

  .empty-state {
    padding: var(--space-xl);
    text-align: center;
    color: var(--color-ink-faint);
    background: var(--color-canvas);
    border: 1px dashed var(--color-border-strong);
    border-radius: var(--radius-lg);
  }

  /* Author profile */
  .author-profile {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
    background: var(--color-canvas);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
  }

  .author-profile__avatar,
  .author-list__avatar {
    flex-shrink: 0;
    width: 5rem;
    height: 5rem;
    border-radius: var(--radius-full);
    overflow: hidden;
  }

  .author-list__avatar {
    width: 3.5rem;
    height: 3.5rem;
  }

  .author-profile__avatar img,
  .author-list__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .author-profile__avatar-fallback {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent);
    color: var(--color-ink-inverted);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: var(--text-large);
  }

  .author-profile__info h1 {
    margin-bottom: var(--space-2xs);
  }

  .author-profile__title {
    color: var(--color-accent);
    font-weight: 600;
    font-size: var(--text-small);
    margin-bottom: var(--space-xs);
  }

  .author-profile__bio {
    color: var(--color-ink-light);
  }

  .author-profile__contact {
    margin-top: var(--space-xs);
    font-size: var(--text-small);
  }

  .author-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
    gap: var(--space-md);
  }

  .author-list__item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: var(--color-canvas);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: transform 0.15s var(--ease-out-expo), box-shadow 0.15s var(--ease-out-expo);
  }

  .author-list__item:hover {
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
  }

  .author-list__name {
    display: block;
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--color-ink);
  }

  .author-list__title {
    display: block;
    font-size: var(--text-small);
    color: var(--color-ink-faint);
  }

  /* Ad slot placeholder — replace inner span with real AdSense unit once approved */
  .ad-slot {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 5rem;
    margin-block: var(--space-lg);
    border: 1px dashed var(--color-border-strong);
    border-radius: var(--radius-md);
    background: var(--color-surface);
  }

  .ad-slot__label {
    font-size: var(--text-small);
    color: var(--color-ink-faint);
    text-transform: uppercase;
    letter-spacing: 0.04em;
  }

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

  .admin-subnav a.is-active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-ink-inverted);
  }

  /* Generic content rows (categories list, etc.) */
  .list-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-canvas);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
  }

  .list-row + .list-row {
    margin-top: var(--space-xs);
  }

  .list-row__main {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-weight: 600;
  }

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

  /* Panel header (page title + primary action) */
  .panel-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
  }

  .panel-header h1 {
    margin-bottom: 0;
  }

  .back-link {
    display: inline-block;
    font-size: var(--text-small);
    font-weight: 600;
    margin-bottom: var(--space-md);
  }

  /* Stat cards (admin dashboard) */
  .stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
  }

  .stat-card {
    background: var(--color-canvas);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-md) var(--space-lg);
    box-shadow: var(--shadow-sm);
  }

  .stat-card__label {
    font-size: var(--text-small);
    color: var(--color-ink-faint);
    font-weight: 600;
    text-transform: capitalize;
  }

  .stat-card__value {
    font-size: var(--text-large);
    font-weight: 800;
    color: var(--color-ink);
  }

  /* Data tables */
  .table-wrap {
    overflow-x: auto;
    background: var(--color-canvas);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
  }

  .table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-small);
  }

  .table th, .table td {
    padding: var(--space-sm) var(--space-md);
    text-align: left;
    white-space: nowrap;
    border-bottom: 1px solid var(--color-border);
  }

  .table th {
    color: var(--color-ink-faint);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.03em;
  }

  .table tbody tr:hover {
    background: var(--color-surface-hover);
  }

  .table tbody tr:last-child td {
    border-bottom: none;
  }

  .table td.is-actions {
    display: flex;
    gap: var(--space-xs);
    align-items: center;
    white-space: nowrap;
  }

  @media (max-width: 48rem) {
    .table thead {
      display: none;
    }

    .table, .table tbody, .table tr, .table td {
      display: block;
      width: 100%;
    }

    .table tr {
      padding: var(--space-sm) var(--space-md);
    }

    .table tr:last-child {
      border-bottom: none;
    }

    .table td {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: var(--space-md);
      padding: var(--space-2xs) 0;
      border-bottom: none;
      white-space: normal;
      text-align: right;
    }

    .table td::before {
      content: attr(data-label);
      font-weight: 700;
      font-size: 0.75rem;
      text-transform: uppercase;
      letter-spacing: 0.03em;
      color: var(--color-ink-faint);
      text-align: left;
      margin-right: var(--space-md);
    }

    .table td.is-actions {
      justify-content: flex-end;
    }

    .table td.is-actions::before {
      display: none;
    }
  }

  /* Pagination */
  .pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
  }

  .pagination__link {
    padding: 0.5em 1.1em;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-strong);
    font-size: var(--text-small);
    font-weight: 700;
    color: var(--color-ink);
  }

  .pagination__link:hover {
    text-decoration: none;
    border-color: var(--color-accent);
    color: var(--color-accent);
  }

  .pagination__link.is-disabled {
    opacity: 0.4;
    pointer-events: none;
  }

  .pagination__status {
    font-size: var(--text-small);
    color: var(--color-ink-faint);
    font-weight: 600;
  }

  /* Popular strip (homepage "Terpopuler" widget) */
  .popular-strip {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    margin-bottom: var(--space-lg);
    background: var(--color-canvas);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
  }

  .popular-strip__label {
    flex-shrink: 0;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
  }

  .popular-strip__list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-lg);
    overflow-x: auto;
  }

  .popular-strip__item {
    display: flex;
    align-items: baseline;
    gap: var(--space-xs);
    max-width: 20rem;
    color: var(--color-ink);
  }

  .popular-strip__item:hover {
    text-decoration: none;
  }

  .popular-strip__item:hover .popular-strip__title {
    color: var(--color-accent);
  }

  .popular-strip__rank {
    font-family: var(--font-display);
    font-weight: 800;
    color: var(--color-border-strong);
  }

  .popular-strip__title {
    font-size: 0.85rem;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .popular-strip__views {
    flex-shrink: 0;
    font-size: 0.75rem;
    color: var(--color-ink-faint);
  }

  /* Share buttons */
  .share-buttons {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-xs);
    margin-top: var(--space-md);
  }

  .share-buttons__label {
    font-size: var(--text-small);
    font-weight: 700;
    color: var(--color-ink-faint);
    margin-right: var(--space-2xs);
  }

  /* Breadcrumbs */
  .breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4em;
    font-size: var(--text-small);
    font-weight: 600;
    margin-bottom: var(--space-md);
  }

  .breadcrumbs a {
    color: var(--color-ink-light);
  }

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

  .breadcrumbs__sep {
    color: var(--color-border-strong);
  }

  .breadcrumbs__current {
    color: var(--color-ink-faint);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 24rem;
  }
}

@layer utilities {
  .stack {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
  }

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

  .txt-center { text-align: center; }
  .txt-small { font-size: var(--text-small); }
  .txt-muted { color: var(--color-ink-faint); }
  .mt-lg { margin-top: var(--space-lg); }
  .mt-xl { margin-top: var(--space-xl); }

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

  /* Scroll-reveal — reveal_controller.js arms elements only when JS + IntersectionObserver
     are available and the visitor hasn't asked for reduced motion, so content stays visible
     with no JS/CSS dependency in every other case. */
  .reveal--armed {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.5s var(--ease-out-expo), transform 0.5s var(--ease-out-expo);
  }

  .reveal--armed.is-visible {
    opacity: 1;
    transform: none;
  }
}

/* Unlayered on purpose: guarantees this wins over any layered rule so Turbo's
   native view transitions (enabled via the <meta name="view-transition"> tag)
   collapse to an instant swap for visitors who asked for reduced motion. */
@media (prefers-reduced-motion: reduce) {
  ::view-transition-group(*),
  ::view-transition-old(*),
  ::view-transition-new(*) {
    animation: none !important;
  }
}