/* --- Theme tokens --- */
:root {
  --cursor-x: 50%;
  --cursor-y: 42%;
  --cursor-nx: 0;
  --cursor-ny: 0;
  /* Ambient spotlight: huge by default; JS lowers toward ~0.35 over clickable UI */
  --cursor-glow-scale: 1;
}

:root[data-theme="light"] {
  --bg: #f6f8fc;
  --bg-sub: #eef2fa;
  --text: #161922;
  --text-muted: #5c6378;
  --border: rgba(120, 130, 160, 0.22);
  --border-focus: #2563eb;
  --link: #1d4ed8;
  --link-visited: #6d28d9;
  --accent: #2563eb;
  --accent-soft: rgba(37, 99, 235, 0.12);
  --shadow: 0 8px 32px rgba(22, 35, 72, 0.08), 0 2px 8px rgba(22, 35, 72, 0.04);
  --sidebar-bg: rgba(255, 255, 255, 0.72);
  --metric-bg: rgba(241, 245, 253, 0.95);
  --fab-bg: rgba(255, 255, 255, 0.92);
  --glow-spot: rgba(99, 140, 255, 0.22);
  --glow-spot-2: rgba(236, 72, 153, 0.08);
  --mesh-a: rgba(120, 170, 255, 0.18);
  --mesh-b: rgba(180, 220, 255, 0.12);
}

:root[data-theme="dark"] {
  --bg: #0f1218;
  --bg-sub: #171b24;
  --text: #e8eaf4;
  --text-muted: #9098b2;
  --border: rgba(140, 155, 190, 0.18);
  --border-focus: #93c5fd;
  --link: #93c5fd;
  --link-visited: #d8b4fe;
  --accent: #7cb3ff;
  --accent-soft: rgba(124, 179, 255, 0.14);
  --shadow: 0 12px 48px rgba(0, 0, 0, 0.45), 0 4px 16px rgba(0, 0, 0, 0.25);
  --sidebar-bg: rgba(28, 32, 42, 0.82);
  --metric-bg: rgba(34, 39, 52, 0.96);
  --fab-bg: rgba(34, 39, 52, 0.94);
  --glow-spot: rgba(120, 165, 255, 0.2);
  --glow-spot-2: rgba(244, 114, 182, 0.07);
  --mesh-a: rgba(80, 120, 220, 0.22);
  --mesh-b: rgba(60, 90, 160, 0.14);
}

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

html {
  font-size: 16px;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Outfit", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  display: grid;
  grid-template-columns: minmax(0, 220px) minmax(0, 1fr) minmax(0, 260px);
  grid-template-rows: 1fr;
  transition: background 0.35s ease, color 0.35s ease;
  overflow-x: hidden;
}

/* Cursor-responsive ambient layers */
.atmosphere {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.atmosphere__mesh {
  position: absolute;
  inset: -20%;
  opacity: 0.65;
  background:
    radial-gradient(ellipse 55% 45% at 15% 25%, var(--mesh-a), transparent 52%),
    radial-gradient(ellipse 50% 40% at 88% 72%, var(--mesh-b), transparent 48%),
    radial-gradient(ellipse 70% 50% at 50% 100%, var(--mesh-a), transparent 55%);
  animation: meshFloat 28s ease-in-out infinite alternate;
}

@keyframes meshFloat {
  0% {
    transform: translate(0, 0) scale(1);
  }
  100% {
    transform: translate(-2%, 1%) scale(1.03);
  }
}

.atmosphere__glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      circle calc(var(--cursor-glow-scale) * min(165vw, 1600px)) at var(--cursor-x)
        var(--cursor-y),
      var(--glow-spot),
      transparent 72%
    ),
    radial-gradient(
      circle calc(var(--cursor-glow-scale) * min(96vw, 920px))
        at calc(var(--cursor-x) + 12%) calc(var(--cursor-y) - 8%),
      var(--glow-spot-2),
      transparent 68%
    );
  opacity: 0.95;
  transition: opacity 0.6s ease;
}

@media (prefers-reduced-motion: reduce) {
  .atmosphere__mesh {
    animation: none;
  }

  .atmosphere__glow {
    opacity: 0.35;
    background: radial-gradient(
      circle min(110vw, 1100px) at 50% 40%,
      var(--glow-spot),
      transparent 70%
    );
  }
}

@media (max-width: 960px) {
  body.layout--drawer-open {
    overflow: hidden;
    touch-action: none;
  }

  body {
    display: block;
    /* Sidebars are fixed drawers; main is the only in-flow column. */
    padding-bottom: calc(1rem + env(safe-area-inset-bottom, 0px));
  }

  .main {
    padding: calc(1.25rem + env(safe-area-inset-top, 0px)) 1rem 2.5rem;
    max-width: none;
  }

  .sidebar {
    position: fixed;
    top: 0;
    bottom: 0;
    width: min(304px, 92vw);
    max-height: 100vh;
    max-height: 100dvh;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding-top: 3rem;
    padding-bottom: calc(2rem + env(safe-area-inset-bottom, 0px));
    padding-left: calc(1rem + env(safe-area-inset-left, 0px));
    padding-right: calc(1rem + env(safe-area-inset-right, 0px));
    margin: 0;
    z-index: 260;
    box-shadow: var(--shadow);
    visibility: visible;
    transition:
      transform 0.32s cubic-bezier(0.22, 1, 0.36, 1),
      visibility 0.32s;
    /* Closed by default off-screen */
  }

  .sidebar--left {
    left: 0;
    transform: translate3d(-105%, 0, 0);
    border-right: 1px solid var(--border);
    border-bottom: none;
    animation: none !important;
  }

  .sidebar--right {
    right: 0;
    transform: translate3d(105%, 0, 0);
    border-left: 1px solid var(--border);
    border-top: none;
    animation: none !important;
  }

  body.layout--drawer-left-open .sidebar--left {
    transform: translate3d(0, 0, 0);
  }

  body.layout--drawer-right-open .sidebar--right {
    transform: translate3d(0, 0, 0);
  }

  .sidebar__close-btn {
    display: flex;
  }

  .brand-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
    margin-bottom: 1.35rem;
    text-align: unset;
  }

  .brand-row__logo {
    flex: 1 1 auto;
    display: flex;
    justify-content: center;
    min-width: 0;
  }

  .brand-row .logo {
    font-size: clamp(2.1rem, 9vw, 2.95rem);
  }

  .drawer-trigger {
    display: inline-flex;
  }

  .hit {
    flex-direction: column;
    align-items: stretch;
    gap: 0.85rem;
    padding: 1rem 1rem;
  }

  .hit__metrics {
    width: 100%;
    max-width: none;
  }

  .pager {
    gap: 0.5rem;
  }
}

@media (min-width: 961px) {
  .sidebar__close-btn {
    display: none;
  }

  .drawer-trigger {
    display: none;
  }

  .drawer-scrim {
    display: none !important;
  }

  .brand-row {
    text-align: center;
  }

  .brand-row__logo {
    display: block;
  }
}

@media (max-width: 960px) and (prefers-reduced-motion: reduce) {
  .sidebar {
    transition: none;
  }
}

/* --- Sidebars --- */
.sidebar {
  z-index: 1;
  background: var(--sidebar-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-color: var(--border);
  transition: background 0.35s ease, border-color 0.35s ease;
}

@media (min-width: 961px) {
  .sidebar {
    position: relative;
    padding: 1rem 1rem 2rem;
  }

  .sidebar--left {
    border-right: 1px solid var(--border);
    animation: slideInLeft 0.55s cubic-bezier(0.22, 1, 0.36, 1) both;
  }

  .sidebar--right {
    border-left: 1px solid var(--border);
    animation: slideInRight 0.55s cubic-bezier(0.22, 1, 0.36, 1) both;
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-12px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(12px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.sidebar__head {
  margin-bottom: 1rem;
}

.sidebar__title {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.sidebar__hint {
  margin: 0;
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.35;
}

.sidebar__close-btn {
  display: none;
  position: absolute;
  top: 0.55rem;
  right: calc(0.55rem + env(safe-area-inset-right, 0px));
  align-items: center;
  justify-content: center;
  width: 2.35rem;
  height: 2.35rem;
  padding: 0;
  border: none;
  border-radius: 10px;
  background: color-mix(in srgb, var(--bg-sub) 90%, var(--accent));
  color: var(--text);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.15s ease;
  z-index: 2;
}

.sidebar__close-btn:hover {
  background: var(--accent-soft);
}

.sidebar__close-btn:active {
  transform: scale(0.95);
}

.drawer-scrim {
  position: fixed;
  inset: 0;
  z-index: 250;
  background: rgba(12, 16, 28, 0.42);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  border: none;
  padding: 0;
  margin: 0;
  appearance: none;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity 0.28s ease,
    visibility 0.28s;
}

.drawer-scrim.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

:root[data-theme="dark"] .drawer-scrim {
  background: rgba(0, 0, 0, 0.55);
}

.drawer-trigger {
  display: none;
  flex-shrink: 0;
  align-items: center;
  gap: 0.35rem;
  padding: 0.42rem 0.72rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--border) 80%, var(--accent));
  background: color-mix(in srgb, var(--bg-sub) 75%, transparent);
  color: var(--text);
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    transform 0.15s ease;
  min-height: 2.5rem;
}

.drawer-trigger:hover {
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--border) 40%, var(--accent));
}

.drawer-trigger:active {
  transform: scale(0.97);
}

.drawer-trigger__icon {
  font-size: 0.95rem;
  line-height: 1;
  opacity: 0.9;
}

.drawer-trigger__txt {
  white-space: nowrap;
}

.toggle-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.toggle-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  cursor: pointer;
  user-select: none;
  padding: 0.35rem 0.25rem;
  border-radius: 8px;
  transition: background 0.2s ease, transform 0.15s ease;
}

.toggle-item:hover {
  background: var(--accent-soft);
}

.toggle-item:active {
  transform: scale(0.98);
}

.toggle-item input {
  accent-color: var(--accent);
}

/* --- Model cards (right) --- */
.model-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.model-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.65rem 0.75rem;
  cursor: pointer;
  background: var(--bg);
  animation: cardIn 0.45s ease both;
  transition:
    border-color 0.28s ease,
    box-shadow 0.28s ease,
    transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1),
    opacity 0.25s ease,
    background 0.25s ease;
}

@keyframes cardIn {
  from {
    opacity: 0;
    transform: translateX(10px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.model-card:hover:not(.is-disabled) {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--border));
  box-shadow:
    var(--shadow),
    0 0 0 1px color-mix(in srgb, var(--accent) 12%, transparent),
    0 0 28px color-mix(in srgb, var(--accent) 14%, transparent);
  transform: translateX(-4px) translateY(-2px) scale(1.02);
}

@media (prefers-reduced-motion: reduce) {
  .model-card:hover:not(.is-disabled) {
    transform: none;
  }
}

.model-card.is-selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft);
  transform: translateX(-6px);
}

.model-card.is-disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.model-card__label {
  font-weight: 600;
  font-size: 0.88rem;
}

.model-card__id {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

/* --- Main / Google-like --- */
.main {
  position: relative;
  z-index: 1;
  padding: 2rem 1.5rem 3rem;
  max-width: 860px;
  width: 100%;
  margin: 0 auto;
  transform-style: preserve-3d;
  will-change: transform;
  transition: transform 0.05s linear;
}

@media (prefers-reduced-motion: reduce) {
  .main {
    transform: none !important;
    transition: none;
    will-change: auto;
  }
}

.top {
  transition: padding 0.35s ease;
}

.brand-row {
  text-align: center;
  margin-bottom: 1.75rem;
}

.logo {
  font-family: "Cormorant Garamond", Georgia, serif;
  font-size: clamp(2.75rem, 7vw, 3.65rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  display: inline-block;
  background: linear-gradient(
    135deg,
    #2563eb 0%,
    #7c3aed 35%,
    #db2777 65%,
    #ea580c 100%
  );
  background-size: 160% 160%;
  background-position: calc(50% + (var(--cursor-nx) * 18%)) calc(48% + (var(--cursor-ny) * 14%));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 2px 24px color-mix(in srgb, var(--accent) 25%, transparent));
  transition: filter 0.35s ease;
}

:root[data-theme="dark"] .logo {
  background: linear-gradient(
    135deg,
    #93c5fd 0%,
    #c4b5fd 38%,
    #f9a8d4 68%,
    #fcd34d 100%
  );
  background-size: 160% 160%;
  background-position: calc(50% + (var(--cursor-nx) * 18%)) calc(48% + (var(--cursor-ny) * 14%));
  -webkit-background-clip: text;
  background-clip: text;
}

.search-form {
  max-width: 640px;
  margin: 0 auto;
}

.search-combo {
  position: relative;
}

.search-bar-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid color-mix(in srgb, var(--border) 85%, var(--accent));
  border-radius: 999px;
  padding: 0.35rem 0.65rem 0.35rem 1rem;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(20px) saturate(1.35);
  -webkit-backdrop-filter: blur(20px) saturate(1.35);
  box-shadow:
    var(--shadow),
    inset 0 1px 0 color-mix(in srgb, #fff 22%, transparent),
    0 0 0 1px color-mix(in srgb, var(--accent) 0%, transparent);
  transition:
    box-shadow 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.3s ease,
    transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

:root[data-theme="dark"] .search-bar-wrap {
  box-shadow:
    var(--shadow),
    inset 0 1px 0 color-mix(in srgb, #fff 6%, transparent);
}

.search-bar-wrap:hover {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
  transform: translateY(-1px);
  box-shadow:
    var(--shadow),
    0 16px 48px color-mix(in srgb, var(--accent) 12%, transparent),
    inset 0 1px 0 color-mix(in srgb, #fff 18%, transparent);
}

.search-bar-wrap:focus-within {
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  transform: translateY(-2px);
  box-shadow:
    var(--shadow),
    0 0 0 2px color-mix(in srgb, var(--accent) 35%, transparent),
    0 20px 56px color-mix(in srgb, var(--accent) 18%, transparent),
    inset 0 1px 0 color-mix(in srgb, #fff 22%, transparent);
}

@media (prefers-reduced-motion: reduce) {
  .search-bar-wrap:hover,
  .search-bar-wrap:focus-within {
    transform: none;
  }
}

.search-glyph {
  color: var(--text-muted);
  font-size: 1.1rem;
}

.search-input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 1rem;
  color: var(--text);
  outline: none;
  min-width: 0;
}

.search-btn {
  border: none;
  border-radius: 999px;
  padding: 0.55rem 1.15rem;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--accent) 92%, #fff),
    color-mix(in srgb, var(--accent) 78%, #6366f1)
  );
  color: #fff;
  cursor: pointer;
  box-shadow:
    0 2px 12px color-mix(in srgb, var(--accent) 38%, transparent),
    inset 0 1px 0 color-mix(in srgb, #fff 35%, transparent);
  transition:
    filter 0.25s ease,
    transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1),
    box-shadow 0.25s ease;
}

:root[data-theme="dark"] .search-btn {
  color: #0f1218;
  box-shadow:
    0 2px 16px color-mix(in srgb, var(--accent) 28%, transparent),
    inset 0 1px 0 color-mix(in srgb, #fff 55%, transparent);
}

.search-btn:hover {
  filter: brightness(1.06);
  box-shadow:
    0 6px 22px color-mix(in srgb, var(--accent) 48%, transparent),
    inset 0 1px 0 color-mix(in srgb, #fff 45%, transparent);
}

.search-btn:active {
  transform: scale(0.96);
}

.suggest-dropdown {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 10px);
  z-index: 500;
  max-height: min(320px, 42vh);
  overflow-y: auto;
  border-radius: 18px;
  border: 1px solid color-mix(in srgb, var(--border) 70%, var(--accent));
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(22px) saturate(1.25);
  -webkit-backdrop-filter: blur(22px) saturate(1.25);
  box-shadow:
    var(--shadow),
    0 24px 60px color-mix(in srgb, var(--accent) 10%, transparent),
    inset 0 1px 0 color-mix(in srgb, #fff 18%, transparent);
  padding: 0.45rem;
}

.suggest-option {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.62rem 1rem 0.62rem 2.65rem;
  border: none;
  border-radius: 12px;
  background: transparent;
  font-size: 0.92rem;
  line-height: 1.38;
  color: var(--text);
  cursor: pointer;
  transition:
    background 0.18s ease,
    transform 0.2s cubic-bezier(0.22, 1, 0.36, 1);
}

.suggest-option:hover,
.suggest-option.is-active {
  background: linear-gradient(
    105deg,
    color-mix(in srgb, var(--accent-soft) 95%, transparent),
    color-mix(in srgb, var(--accent-soft) 45%, transparent)
  );
}

.suggest-option:hover {
  transform: translateX(4px);
}

@media (prefers-reduced-motion: reduce) {
  .suggest-option:hover {
    transform: none;
  }
}

.suggest-option.is-active {
  outline: none;
}

.options-row {
  margin-top: 1rem;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

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

.opt-muted {
  font-weight: 400;
}

.opt-input {
  margin-top: 0.35rem;
  width: 100%;
  max-width: 200px;
  padding: 0.45rem 0.65rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}

.status {
  max-width: 640px;
  margin: 1rem auto 0;
  padding: 0.65rem 1rem;
  border-radius: 8px;
  background: #fce8e6;
  color: #c5221f;
  font-size: 0.9rem;
}

:root[data-theme="dark"] .status {
  background: #3c2928;
  color: #f28b82;
}

.results-wrap {
  margin-top: 1.75rem;
}

.results-meta {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.results {
  list-style: none;
  margin: 0;
  padding: 0;
}

.hit {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.1rem 1.15rem;
  margin-bottom: 0.65rem;
  border-radius: 18px;
  border: 1px solid color-mix(in srgb, var(--border) 88%, transparent);
  background: color-mix(in srgb, var(--bg-sub) 92%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 12px rgba(22, 35, 72, 0.04);
  animation: hitIn 0.45s cubic-bezier(0.22, 1, 0.36, 1) both;
  transition:
    border-color 0.28s ease,
    box-shadow 0.28s ease,
    transform 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    background 0.28s ease;
}

.hit:hover {
  border-color: color-mix(in srgb, var(--accent) 28%, var(--border));
  box-shadow:
    0 12px 36px color-mix(in srgb, var(--accent) 10%, transparent),
    0 4px 16px rgba(22, 35, 72, 0.06);
  transform: translateY(-3px);
}

:root[data-theme="dark"] .hit {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

:root[data-theme="dark"] .hit:hover {
  box-shadow:
    0 16px 40px rgba(0, 0, 0, 0.35),
    0 0 0 1px color-mix(in srgb, var(--accent) 18%, transparent);
}

@media (prefers-reduced-motion: reduce) {
  .hit:hover {
    transform: none;
  }
}

@keyframes hitIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hit__main {
  flex: 1;
  min-width: 0;
}

.hit__title-row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 0.5rem 0.75rem;
}

.hit__explain-btn {
  flex-shrink: 0;
  border: 1px solid color-mix(in srgb, var(--accent) 42%, var(--border));
  background: linear-gradient(
    145deg,
    color-mix(in srgb, var(--accent-soft) 90%, transparent),
    color-mix(in srgb, var(--accent-soft) 40%, transparent)
  );
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.38rem 0.65rem;
  border-radius: 999px;
  cursor: pointer;
  transition:
    transform 0.22s cubic-bezier(0.34, 1.56, 0.64, 1),
    box-shadow 0.25s ease,
    border-color 0.2s ease;
}

.hit__explain-btn:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 18px color-mix(in srgb, var(--accent) 22%, transparent);
  transform: translateY(-2px);
}

.hit__explain-btn:active {
  transform: scale(0.96);
}

.hit__link {
  color: var(--link);
  text-decoration: none;
  font-size: 1.15rem;
  line-height: 1.3;
  cursor: pointer;
  flex: 1;
  min-width: min(100%, 12rem);
}

.hit__link:hover {
  text-decoration: underline;
}

.hit__link:visited {
  color: var(--link-visited);
}

.hit__url {
  font-size: 0.85rem;
  color: #3c4043;
  margin-top: 0.15rem;
}

.hit__url--btn {
  display: block;
  width: 100%;
  max-width: 100%;
  padding: 0;
  margin: 0;
  border: none;
  background: none;
  font: inherit;
  text-align: left;
  cursor: pointer;
  color: inherit;
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

.hit__url--btn:hover {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

:root[data-theme="dark"] .hit__url {
  color: var(--text-muted);
}

.hit__snippet {
  margin-top: 0.4rem;
  font-size: 0.88rem;
  line-height: 1.45;
  color: var(--text-muted);
}

.hit__metrics {
  flex: 0 0 min(240px, 38%);
  font-size: 0.72rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  background: var(--metric-bg);
  border-radius: 10px;
  padding: 0.5rem 0.65rem;
  line-height: 1.45;
  transition: background 0.35s ease;
}

.metric-row {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border);
  padding: 0.2rem 0;
}

.metric-row:last-child {
  border-bottom: none;
}

.metric-row__k {
  color: var(--text-muted);
}

.metric-row__v {
  text-align: right;
  word-break: break-all;
  max-width: 55%;
}

body.hide-m-rank .metric-row[data-key="rank"],
body.hide-m-score .metric-row[data-key="score"],
body.hide-m-doc_id .metric-row[data-key="doc_id"],
body.hide-m-doc_tokens .metric-row[data-key="doc_tokens"],
body.hide-m-length_ratio .metric-row[data-key="length_ratio"],
body.hide-m-term_coverage .metric-row[data-key="term_coverage"],
body.hide-m-matched_terms .metric-row[data-key="matched_terms"],
body.hide-m-query_terms .metric-row[data-key="query_terms"],
body.hide-m-relevant .metric-row[data-key="relevant"],
body.hide-m-precision_at_rank .metric-row[data-key="precision_at_rank"],
body.hide-m-recall_at_rank .metric-row[data-key="recall_at_rank"],
body.hide-m-dcg_increment .metric-row[data-key="dcg_increment"] {
  display: none;
}

.pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.pager__nums {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
  justify-content: center;
}

.pager__num {
  min-width: 2.35rem;
  padding: 0.42rem 0.55rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-sub);
  color: var(--text);
  cursor: pointer;
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
  transition:
    border-color 0.2s ease,
    background 0.2s ease,
    color 0.2s ease;
}

.pager__num:hover:not(:disabled):not(.is-current) {
  border-color: var(--border-focus);
}

.pager__num.is-current {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
  cursor: default;
}

.pager__num:disabled:not(.is-current) {
  opacity: 0.4;
  cursor: not-allowed;
}

.pager__btn {
  border: 1px solid var(--border);
  background: var(--bg-sub);
  color: var(--text);
  padding: 0.5rem 1.1rem;
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.88rem;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.pager__btn:hover:not(:disabled) {
  border-color: var(--border-focus);
}

.pager__btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.pager__info {
  flex-basis: 100%;
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.foot {
  text-align: center;
  margin-top: 3rem;
  font-size: 0.86rem;
  color: var(--text-muted);
  line-height: 1.55;
  padding: 1rem 1.25rem 2rem;
  border-radius: 16px;
  background: linear-gradient(
    165deg,
    color-mix(in srgb, var(--bg-sub) 88%, transparent),
    transparent 65%
  );
  border: 1px solid color-mix(in srgb, var(--border) 55%, transparent);
}

.theme-fab {
  position: fixed;
  bottom: calc(1.25rem + env(safe-area-inset-bottom, 0px));
  right: calc(1.25rem + env(safe-area-inset-right, 0px));
  z-index: 266;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--fab-bg);
  box-shadow: var(--shadow);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.theme-fab:hover {
  transform: rotate(12deg) scale(1.05);
}

.theme-fab__icon {
  line-height: 1;
}

/* --- Ranking explanation modal --- */
body.explain-modal-open {
  overflow: hidden;
}

.explain-root {
  position: fixed;
  inset: 0;
  z-index: 280;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: min(3vw, 1.25rem);
  pointer-events: none;
}

.explain-root:not([hidden]) {
  pointer-events: auto;
}

.explain-backdrop {
  position: absolute;
  inset: 0;
  border: none;
  padding: 0;
  margin: 0;
  cursor: zoom-out;
  background: radial-gradient(
      ellipse 100% 70% at 50% 38%,
      rgba(124, 179, 255, 0.18),
      transparent 58%
    ),
    rgba(12, 14, 22, 0.62);
  backdrop-filter: blur(12px) saturate(1.15);
  -webkit-backdrop-filter: blur(12px) saturate(1.15);
  opacity: 0;
  transition: opacity 0.42s cubic-bezier(0.22, 1, 0.36, 1);
}

:root[data-theme="dark"] .explain-backdrop {
  background: radial-gradient(
      ellipse 90% 60% at 50% 35%,
      rgba(138, 180, 248, 0.14),
      transparent 55%
    ),
    rgba(0, 0, 0, 0.78);
}

.explain-root.is-open .explain-backdrop {
  opacity: 1;
}

.explain-dialog {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: min(52rem, 100%);
  max-height: min(90vh, 44rem);
  display: flex;
  flex-direction: column;
  border-radius: 1.25rem;
  overflow: hidden;
  background: color-mix(in srgb, var(--bg) 94%, transparent);
  border: 1px solid color-mix(in srgb, var(--border) 80%, var(--accent));
  box-shadow:
    0 0 0 1px color-mix(in srgb, #fff 10%, transparent) inset,
    0 28px 80px -16px rgba(0, 0, 0, 0.55),
    0 0 100px -24px color-mix(in srgb, var(--accent) 35%, transparent);
  transform: translateY(14px) scale(0.97);
  opacity: 0;
  transition:
    transform 0.48s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.42s ease;
}

.explain-root.is-open .explain-dialog {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.explain-dialog__sheen {
  pointer-events: none;
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background: linear-gradient(
    125deg,
    transparent 40%,
    color-mix(in srgb, var(--accent) 16%, transparent) 52%,
    transparent 65%
  );
  animation: explainSheen 5s ease-in-out infinite;
}

@keyframes explainSheen {
  0%,
  100% {
    transform: translateX(-8%) skewX(-8deg);
    opacity: 0.22;
  }
  50% {
    transform: translateX(8%) skewX(-8deg);
    opacity: 0.42;
  }
}

@media (prefers-reduced-motion: reduce) {
  .explain-dialog__sheen {
    animation: none;
    opacity: 0.15;
  }
}

.explain-toolbar {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.15rem 0.85rem;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-sub) 88%, transparent);
}

.explain-kicker {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.25rem;
}

.explain-title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.explain-close {
  flex-shrink: 0;
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-sub);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background 0.2s ease, transform 0.2s ease;
}

.explain-close:hover {
  background: var(--accent-soft);
  transform: rotate(90deg);
}

.explain-close__x {
  width: 14px;
  height: 14px;
  background: linear-gradient(var(--text), var(--text)),
    linear-gradient(var(--text), var(--text));
  background-size: 100% 2px, 2px 100%;
  background-position: center;
  background-repeat: no-repeat;
  transform: rotate(45deg);
  border-radius: 1px;
}

.explain-scroll {
  position: relative;
  z-index: 2;
  overflow-y: auto;
  padding: 1rem 1.15rem 1.35rem;
  flex: 1;
  min-height: 0;
}

@keyframes explainFadeUp {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.explain-animate-in {
  animation: explainFadeUp 0.58s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: calc(var(--explain-i, 0) * 0.055s);
}

.explain-score-pulse {
  animation: explainScorePulse 1.4s ease-out 0.35s both;
}

@keyframes explainScorePulse {
  0% {
    transform: scale(0.92);
    opacity: 0;
    filter: blur(4px);
  }
  55% {
    transform: scale(1.03);
    opacity: 1;
    filter: blur(0);
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.explain-banner {
  padding: 0.85rem 1rem;
  border-radius: 12px;
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--border));
  font-size: 0.92rem;
  line-height: 1.45;
  margin-bottom: 1rem;
}

.explain-query-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.75rem 0 1rem;
}

.explain-chip {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.78rem;
  padding: 0.28rem 0.55rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-sub);
  transition:
    transform 0.22s ease,
    border-color 0.22s ease,
    box-shadow 0.22s ease;
}

.explain-chip--hit {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--border));
  background: color-mix(in srgb, var(--accent-soft) 85%, transparent);
  color: var(--accent);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 12%, transparent);
}

.explain-chip--miss {
  opacity: 0.72;
}

.explain-visual-hint {
  margin: 0 0 0.65rem;
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--text-muted);
}

.explain-query-visual {
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.75;
  padding: 0.85rem 1rem;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--border));
  background: linear-gradient(
    165deg,
    color-mix(in srgb, var(--accent-soft) 55%, transparent),
    color-mix(in srgb, var(--bg-sub) 88%, transparent)
  );
  margin-bottom: 1.25rem;
  font-size: 1.05rem;
}

.explain-query-word {
  display: inline;
  border-radius: 6px;
  transition:
    box-shadow 0.22s ease,
    background 0.22s ease;
}

.explain-query-word--lit {
  padding: 0.08em 0.14em;
  margin: 0 0.03em;
  background: color-mix(in srgb, var(--accent-soft) 92%, transparent);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 22%, transparent);
}

.explain-query-word--contributing {
  background: color-mix(in srgb, var(--accent-soft) 100%, transparent);
  box-shadow:
    0 0 0 2px color-mix(in srgb, var(--accent) 55%, transparent),
    0 4px 14px color-mix(in srgb, var(--accent) 25%, transparent);
  font-weight: 600;
  color: var(--accent);
}

:root[data-theme="dark"] .explain-query-word--contributing {
  color: var(--text);
}

.explain-query-word--nostem {
  opacity: 0.72;
  font-style: italic;
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--border) 90%, transparent);
}

.explain-document-shell {
  border-radius: 16px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-sub) 94%, transparent);
  overflow: hidden;
  margin-bottom: 0.5rem;
  box-shadow: inset 0 1px 0 color-mix(in srgb, #fff 12%, transparent);
}

.explain-document-body {
  max-height: min(42vh, 28rem);
  overflow: auto;
  padding: 1rem 1.1rem;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text);
}

.explain-doc-word {
  display: inline;
  border-radius: 4px;
  transition: background 0.2s ease;
}

.explain-doc-word--hit {
  background: linear-gradient(
    120deg,
    color-mix(in srgb, #fbbf24 55%, transparent),
    color-mix(in srgb, #f59e0b 42%, transparent)
  );
  box-shadow: 0 0 0 1px color-mix(in srgb, #d97706 35%, transparent);
  animation: explainDocHit 0.65s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: calc(var(--doc-i, 0) * 12ms);
}

:root[data-theme="dark"] .explain-doc-word--hit {
  background: linear-gradient(
    120deg,
    color-mix(in srgb, #ca8a04 55%, transparent),
    color-mix(in srgb, #a16207 38%, transparent)
  );
  box-shadow: 0 0 0 1px color-mix(in srgb, #eab308 45%, transparent);
}

@keyframes explainDocHit {
  0% {
    filter: brightness(1.35);
    transform: scale(1.03);
  }
  100% {
    filter: brightness(1);
    transform: scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .explain-doc-word--hit {
    animation: none !important;
  }
}

.explain-formula-block {
  margin: 0.5rem 0 1rem;
  padding: 0.85rem 1rem;
  border-radius: 14px;
  background: color-mix(in srgb, var(--metric-bg) 96%, transparent);
  border: 1px solid var(--border);
}

.explain-formula-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.explain-formula-katex {
  margin: 0;
  padding: 0.65rem 0.35rem;
  overflow-x: auto;
  overflow-y: hidden;
  text-align: center;
}

.explain-formula-katex .katex-display {
  margin: 0;
}

.explain-formula-katex .katex {
  color: var(--text);
  font-size: 1.08rem;
}

.explain-formula-katex .katex .mord,
.explain-formula-katex .katex .mop,
.explain-formula-katex .katex .mbin,
.explain-formula-katex .katex .mrel {
  color: inherit;
}

.explain-formula-latex-fallback {
  margin: 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.74rem;
  line-height: 1.55;
  word-break: break-word;
  white-space: pre-wrap;
  color: var(--text);
  padding: 0.75rem 1rem;
  border-radius: 12px;
  background: color-mix(in srgb, var(--metric-bg) 95%, transparent);
}

.explain-steps {
  margin: 0 0 1rem 1rem;
  padding: 0;
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--text-muted);
}

.explain-steps li {
  margin-bottom: 0.35rem;
}

.explain-section-label {
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 1rem 0 0.5rem;
}

.explain-term-grid {
  display: grid;
  gap: 0.65rem;
}

@media (min-width: 640px) {
  .explain-term-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.explain-term-card {
  border-radius: 14px;
  border: 1px solid var(--border);
  padding: 0.75rem 0.85rem;
  background: color-mix(in srgb, var(--bg-sub) 94%, transparent);
  transition:
    border-color 0.25s ease,
    box-shadow 0.28s ease,
    transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}

.explain-term-card:hover {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
  transform: translateY(-2px);
  box-shadow: 0 10px 28px color-mix(in srgb, var(--accent) 12%, transparent);
}

.explain-term-card--matched {
  border-left: 3px solid var(--accent);
}

.explain-term-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.explain-term-stem {
  font-family: ui-monospace, monospace;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--text);
}

.explain-status {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  background: var(--metric-bg);
  color: var(--text-muted);
}

.explain-status--matched {
  background: color-mix(in srgb, var(--accent-soft) 95%, transparent);
  color: var(--accent);
}

.explain-status--miss {
  opacity: 0.85;
}

.explain-kv {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.15rem 0.65rem;
  font-size: 0.76rem;
  font-family: ui-monospace, monospace;
}

.explain-kv dt {
  margin: 0;
  color: var(--text-muted);
}

.explain-kv dd {
  margin: 0;
  text-align: right;
  word-break: break-all;
}

.explain-fusion-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
  margin-top: 0.35rem;
}

.explain-fusion-table th,
.explain-fusion-table td {
  padding: 0.45rem 0.55rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

.explain-fusion-table th {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.explain-json {
  margin: 0;
  padding: 0.65rem 0.75rem;
  border-radius: 12px;
  background: var(--metric-bg);
  border: 1px solid var(--border);
  font-size: 0.72rem;
  font-family: ui-monospace, monospace;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

.explain-score-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.35rem;
}

.explain-score-val {
  font-size: 1.35rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
  color: var(--accent);
}

.explain-doc-id {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-family: ui-monospace, monospace;
}

@media (prefers-reduced-motion: reduce) {
  .explain-animate-in,
  .explain-score-pulse {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
  }

  .explain-root.is-open .explain-dialog {
    transition-duration: 0.01ms;
  }
}

/* --- Fancy article reader modal --- */
body.article-modal-open {
  overflow: hidden;
}

.article-root {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: min(4vw, 1.5rem);
  pointer-events: none;
}

.article-root:not([hidden]) {
  pointer-events: auto;
}

.article-backdrop {
  position: absolute;
  inset: 0;
  border: none;
  padding: 0;
  margin: 0;
  cursor: zoom-out;
  background: radial-gradient(
      ellipse 120% 80% at 50% 40%,
      rgba(80, 120, 255, 0.14),
      transparent 55%
    ),
    rgba(15, 18, 28, 0.55);
  backdrop-filter: blur(10px) saturate(1.2);
  -webkit-backdrop-filter: blur(10px) saturate(1.2);
  opacity: 0;
  transition: opacity 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

:root[data-theme="dark"] .article-backdrop {
  background: radial-gradient(
      ellipse 100% 70% at 50% 35%,
      rgba(138, 180, 248, 0.12),
      transparent 50%
    ),
    rgba(0, 0, 0, 0.72);
}

.article-root.is-open .article-backdrop {
  opacity: 1;
}

.article-dialog {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 46rem;
  max-height: min(92vh, 52rem);
  display: flex;
  flex-direction: column;
  border-radius: 1.35rem;
  overflow: hidden;
  background: var(--article-panel-bg, var(--bg));
  border: 1px solid var(--article-border, var(--border));
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.06) inset,
    0 25px 80px -12px rgba(0, 0, 0, 0.45),
    0 0 120px -20px rgba(66, 133, 244, 0.25);
  transform: translateY(1.25rem) scale(0.96);
  opacity: 0;
  transition:
    transform 0.5s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.45s ease,
    box-shadow 0.5s ease;
}

:root[data-theme="light"] .article-dialog {
  --article-panel-bg: rgba(255, 255, 255, 0.92);
  --article-border: rgba(32, 33, 36, 0.12);
}

:root[data-theme="dark"] .article-dialog {
  --article-panel-bg: rgba(41, 42, 45, 0.94);
  --article-border: rgba(255, 255, 255, 0.08);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.05) inset,
    0 28px 90px -10px rgba(0, 0, 0, 0.65),
    0 0 100px -30px rgba(138, 180, 248, 0.18);
}

.article-root.is-open .article-dialog {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.article-dialog__glow {
  position: absolute;
  top: -40%;
  left: -20%;
  width: 70%;
  height: 70%;
  background: conic-gradient(
    from 200deg at 50% 50%,
    rgba(66, 133, 244, 0.15),
    rgba(234, 67, 53, 0.1),
    rgba(251, 188, 4, 0.12),
    rgba(52, 168, 83, 0.1),
    rgba(66, 133, 244, 0.15)
  );
  filter: blur(48px);
  opacity: 0.85;
  pointer-events: none;
  animation: articleGlow 14s linear infinite;
}

@keyframes articleGlow {
  to {
    transform: rotate(360deg);
  }
}

.article-toolbar {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1rem 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, var(--article-panel-bg, var(--bg)) 60%, transparent);
}

.article-toolbar__left {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}

.article-kicker {
  font-family: "Outfit", system-ui, sans-serif;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0.9;
}

.article-docid {
  font-family: ui-monospace, monospace;
  font-size: 0.8rem;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.article-close {
  flex-shrink: 0;
  width: 2.65rem;
  height: 2.65rem;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: grid;
  place-items: center;
  background: var(--metric-bg);
  color: var(--text);
  transition:
    transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1),
    background 0.2s ease,
    box-shadow 0.2s ease;
}

.article-close:hover {
  transform: rotate(90deg) scale(1.06);
  background: var(--accent-soft);
  box-shadow: 0 0 0 2px var(--border-focus);
}

.article-close__x {
  position: relative;
  width: 1.1rem;
  height: 1.1rem;
}

.article-close__x::before,
.article-close__x::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 1.1rem;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
}

.article-close__x::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.article-close__x::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.article-scroll {
  position: relative;
  z-index: 2;
  overflow-y: auto;
  padding: 1.5rem 1.75rem 2.25rem;
  flex: 1;
  min-height: 0;
  scroll-behavior: smooth;
}

.article-scroll::-webkit-scrollbar {
  width: 8px;
}

.article-scroll::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 99px;
}

.article-title {
  font-family: "Cormorant Garamond", Georgia, serif;
  font-weight: 600;
  font-size: clamp(1.85rem, 4.5vw, 2.45rem);
  line-height: 1.15;
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
  color: var(--text);
  transition: opacity 0.3s ease;
}

.article-title.is-loading {
  opacity: 0.45;
  background: linear-gradient(
    90deg,
    var(--text-muted) 0%,
    var(--text) 50%,
    var(--text-muted) 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: titleShine 1.4s ease-in-out infinite;
}

@keyframes titleShine {
  0% {
    background-position: 0% center;
  }
  100% {
    background-position: 200% center;
  }
}

.article-meta {
  font-family: "Outfit", system-ui, sans-serif;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0 0 1.25rem;
}

.article-rule {
  height: 3px;
  border-radius: 99px;
  margin-bottom: 1.5rem;
  background: linear-gradient(
    90deg,
    transparent,
    var(--accent) 20%,
    #ea4335 50%,
    #fbbc04 72%,
    #34a853 88%,
    transparent
  );
  opacity: 0.75;
}

.article-body {
  font-family: "Cormorant Garamond", Georgia, serif;
  font-size: 1.22rem;
  line-height: 1.65;
  color: var(--text);
}

.article-para {
  margin: 0 0 1.1em;
  text-wrap: pretty;
}

.article-para:first-of-type::first-letter {
  float: left;
  font-size: 3.2em;
  line-height: 0.82;
  padding-right: 0.12em;
  font-weight: 600;
  color: var(--accent);
}

@media (max-width: 520px) {
  .article-para:first-of-type::first-letter {
    font-size: 2.6em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .article-dialog,
  .article-backdrop,
  .article-dialog__glow {
    animation: none !important;
    transition-duration: 0.01ms !important;
  }
}