/* ============================================================================
   SberPass — Design Tokens v1.0
   Foundation: Linear (surface ladder) + ElevenLabs (voice) + Cursor (AI stages)
   Brand: Sber cyan-emerald gradient (#06b6d4 → #10b981)
   Themes: .theme-light (B2C migrant) + .theme-dark (B2B HR console)
   ============================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Noto+Sans+Devanagari:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ---------- Brand tokens (theme-invariant) ---------- */
:root {
  --brand-cyan:         #06b6d4;
  --brand-cyan-deep:    #0891b2;
  --brand-cyan-soft:    #67e8f9;
  --brand-emerald:      #10b981;
  --brand-emerald-deep: #059669;
  --brand-emerald-soft: #6ee7b7;
  --brand-gradient:     linear-gradient(135deg, #06b6d4 0%, #10b981 100%);

  /* AI timeline pastels (Cursor heritage) — used only in agent timelines */
  --stage-listening:    #9fbbe0;
  --stage-thinking:     #dfa88f;
  --stage-searching:    #9fc9a2;
  --stage-drafting:     #c0a8dd;
  --stage-escalated:    #f59e0b;
  --stage-done:         #10b981;

  /* Typography */
  --font-sans:   'Inter', 'Inter Variable', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-hindi:  'Noto Sans Devanagari', 'Inter', sans-serif;
  --font-mono:   'JetBrains Mono', 'SF Mono', Menlo, monospace;

  /* Spacing (4px base) */
  --space-0:  0;
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  20px;
  --space-6:  24px;
  --space-8:  32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* Radius (Linear dialect — 8px for CTA) */
  --rounded-none: 0;
  --rounded-xs:   4px;
  --rounded-sm:   6px;
  --rounded-md:   8px;
  --rounded-lg:   12px;
  --rounded-xl:   16px;
  --rounded-xxl:  24px;
  --rounded-pill: 9999px;

  /* Motion */
  --dur-instant: 80ms;
  --dur-fast:    140ms;
  --dur-base:    220ms;
  --dur-slow:    360ms;
  --ease-out:    cubic-bezier(0.2, 0.8, 0.2, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ---------- Light theme (B2C migrant) — default ---------- */
:root,
.theme-light {
  --canvas:          #ffffff;
  --canvas-soft:     #f7f9fa;
  --surface-1:       #ffffff;
  --surface-2:       #f0f4f5;
  --surface-3:       #e6edef;
  --hairline:        #e5e9eb;
  --hairline-strong: #cfd6d9;
  --ink:             #0b1a1e;
  --ink-muted:       #475569;
  --ink-subtle:      #64748b;
  --ink-tertiary:    #94a3b8;
  --on-brand:        #ffffff;

  /* Semantic — light theme */
  --success:         #10b981;
  --success-soft:    #d1fae5;
  --success-dark:    #064e3b;
  --warning:         #f59e0b;
  --warning-soft:    #fef3c7;
  --warning-dark:    #78350f;
  --danger:          #ef4444;
  --danger-soft:     #fee2e2;
  --danger-dark:     #7f1d1d;
  --info:            #06b6d4;
  --info-soft:       #cffafe;
  --info-dark:       #164e63;
  --offline:         #64748b;
  --offline-soft:    #e2e8f0;

  /* Shadows */
  --shadow-xs:  0 1px 2px rgba(11, 26, 30, 0.04);
  --shadow-sm:  0 1px 3px rgba(11, 26, 30, 0.06), 0 1px 2px rgba(11, 26, 30, 0.04);
  --shadow-md:  0 4px 16px rgba(11, 26, 30, 0.06);
  --shadow-lg:  0 12px 32px rgba(11, 26, 30, 0.10);
  --focus-brand:  0 0 0 3px rgba(6, 182, 212, 0.25);
  --focus-danger: 0 0 0 3px rgba(239, 68, 68, 0.30);
}

/* ---------- Dark theme (B2B HR + foreman) ---------- */
.theme-dark {
  --canvas:          #06141b;
  --canvas-soft:     #0a1d26;
  --surface-1:       #0f2530;
  --surface-2:       #142e3b;
  --surface-3:       #1a3848;
  --hairline:        #1f4050;
  --hairline-strong: #2a5466;
  --ink:             #f1f6f8;
  --ink-muted:       #cbd5e1;
  --ink-subtle:      #94a3b8;
  --ink-tertiary:    #64748b;
  --on-brand:        #06141b;  /* near-canvas text on cyan-emerald — Supabase "lit" trick */

  --success-soft:    #064e3b;
  --warning-soft:    #78350f;
  --danger-soft:     #7f1d1d;
  --info-soft:       #164e63;
  --offline-soft:    #1e293b;

  --shadow-xs:  0 1px 2px rgba(0, 0, 0, 0.40);
  --shadow-sm:  0 1px 3px rgba(0, 0, 0, 0.50);
  --shadow-md:  0 4px 16px rgba(0, 0, 0, 0.45);
  --shadow-lg:  0 12px 32px rgba(0, 0, 0, 0.55);
  --focus-brand:  0 0 0 3px rgba(103, 232, 249, 0.35);
  --focus-danger: 0 0 0 3px rgba(239, 68, 68, 0.45);
}

/* ============================================================================
   GLOBAL RESETS
   ============================================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font-sans);
  font-size: 18px;        /* B2C default — large for stress + low literacy */
  line-height: 1.55;
  color: var(--ink);
  background: var(--canvas);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "cv11", "ss03";
}

/* Hindi script — bigger line-height + no negative tracking (Devanagari conjuncts) */
html[lang="hi"] body,
:lang(hi) {
  font-family: var(--font-hindi);
  line-height: 1.7;
  letter-spacing: 0 !important;
}

/* Tabular figures for IDs / passport / amounts */
.tnum, code, kbd, samp,
.passport, .doc-number, .amount,
.balance, [data-tnum] {
  font-feature-settings: "tnum" 1, "lnum" 1;
}

button { font-family: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }
a { color: var(--brand-cyan-deep); text-decoration: none; }
a:hover { text-decoration: underline; }
img, svg { display: block; max-width: 100%; }
input, select, textarea { font-family: inherit; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ============================================================================
   TYPOGRAPHY UTILITIES
   ============================================================================ */

.display-xl  { font-size: 48px; font-weight: 600; line-height: 1.08; letter-spacing: -1.44px; }
.display-lg  { font-size: 36px; font-weight: 600; line-height: 1.12; letter-spacing: -0.9px; }
.display-md  { font-size: 28px; font-weight: 600; line-height: 1.18; letter-spacing: -0.56px; }
.headline    { font-size: 22px; font-weight: 600; line-height: 1.25; letter-spacing: -0.3px; }
.title-md    { font-size: 18px; font-weight: 600; line-height: 1.35; letter-spacing: -0.1px; }
.title-sm    { font-size: 16px; font-weight: 600; line-height: 1.4; }
.body-lg     { font-size: 18px; font-weight: 400; line-height: 1.55; }
.body-md     { font-size: 16px; font-weight: 400; line-height: 1.5; }
.body-sm     { font-size: 14px; font-weight: 400; line-height: 1.5; }
.caption     { font-size: 12px; font-weight: 400; line-height: 1.4; letter-spacing: 0.1px; color: var(--ink-subtle); }
.caption-upper { font-size: 11px; font-weight: 600; line-height: 1.4; letter-spacing: 0.88px; text-transform: uppercase; color: var(--ink-muted); }
.mono        { font-family: var(--font-mono); font-size: 13px; }

:lang(hi) .display-xl, :lang(hi) .display-lg, :lang(hi) .display-md,
:lang(hi) .headline, :lang(hi) .title-md, :lang(hi) .title-sm { letter-spacing: 0; }

.text-muted   { color: var(--ink-muted); }
.text-subtle  { color: var(--ink-subtle); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger  { color: var(--danger); }
.text-info    { color: var(--info); }

.brand-wordmark {
  background: var(--brand-gradient);
  -webkit-background-clip: text; background-clip: text;
  color: transparent; font-weight: 700; letter-spacing: -0.5px;
}

/* ============================================================================
   LAYOUT PRIMITIVES
   ============================================================================ */

/* Mobile container for B2C migrant PWA — full-width on phones, capped on desktop */
.device-frame {
  width: 100%;
  max-width: 640px;
  min-height: 100vh;
  margin: 0 auto;
  background: var(--canvas);
  position: relative;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
}

.device-frame__status-bar,
.device-frame__notch {
  display: none;
}

/* Desktop frame for B2B HR console */
.console-frame {
  display: grid;
  grid-template-columns: 260px 1fr;
  grid-template-rows: 64px 1fr;
  min-height: 100vh;
  background: var(--canvas);
  color: var(--ink);
}

/* ============================================================================
   APP CHROME — headers + bottom nav
   ============================================================================ */

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-5);
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
  flex-shrink: 0;
}

.app-header__title { font-size: 18px; font-weight: 600; }
.app-header__back { width: 36px; height: 36px; display: inline-flex; align-items: center; justify-content: center; border-radius: var(--rounded-md); }
.app-header__back:hover { background: var(--surface-2); }

.app-bottom-nav {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  height: 72px;
  border-top: 1px solid var(--hairline);
  background: var(--canvas);
  flex-shrink: 0;
  padding-bottom: env(safe-area-inset-bottom, 0);
}

.app-bottom-nav__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--ink-subtle);
  font-size: 11px;
  font-weight: 500;
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-out);
}

.app-bottom-nav__item .icon { font-size: 22px; line-height: 1; }
.app-bottom-nav__item:hover { color: var(--ink); }
.app-bottom-nav__item.is-active { color: var(--brand-emerald-deep); }
.app-bottom-nav__item.is-active::before {
  content: ''; position: absolute; top: 0; width: 24px; height: 2px; background: var(--brand-gradient); border-radius: 0 0 4px 4px;
}
.app-bottom-nav__item { position: relative; }

/* App body scroll area between header and bottom nav */
.app-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-5);
  background: var(--canvas-soft);
}

/* ============================================================================
   LANGUAGE SWITCHER
   ============================================================================ */

.lang-switch {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  background: var(--surface-2);
  border-radius: var(--rounded-pill);
}

.lang-switch__btn {
  height: 28px;
  padding: 0 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--ink-muted);
  border-radius: var(--rounded-pill);
  transition: all var(--dur-fast) var(--ease-out);
}

.lang-switch__btn.is-active {
  background: var(--canvas);
  color: var(--ink);
  box-shadow: var(--shadow-xs);
}

.lang-switch__btn:hover:not(.is-active) { color: var(--ink); }

/* ============================================================================
   BUTTONS
   ============================================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: 44px;
  padding: 0 var(--space-5);
  font-size: 15px;
  font-weight: 500;
  line-height: 1;
  border-radius: var(--rounded-md);
  transition: all var(--dur-fast) var(--ease-out);
  user-select: none;
  white-space: nowrap;
}

.btn:focus-visible { outline: none; box-shadow: var(--focus-brand); }
.btn[disabled] { opacity: 0.5; pointer-events: none; }

.btn-primary {
  background: var(--brand-gradient);
  color: var(--on-brand);
  font-weight: 600;
}
.btn-primary:hover { filter: brightness(0.95); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); filter: brightness(0.9); }

.btn-secondary {
  background: var(--surface-1);
  color: var(--ink);
  border: 1px solid var(--hairline-strong);
}
.btn-secondary:hover { background: var(--surface-2); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
}
.btn-ghost:hover { background: var(--surface-2); }

.btn-danger {
  background: var(--danger);
  color: #fff;
}
.btn-danger:focus-visible { box-shadow: var(--focus-danger); }
.btn-danger:hover { filter: brightness(0.95); }

.btn-sm { height: 36px; padding: 0 var(--space-4); font-size: 13px; }
.btn-lg { height: 52px; padding: 0 var(--space-6); font-size: 17px; }
.btn-block { width: 100%; }

.btn-icon {
  width: 44px;
  padding: 0;
  border-radius: var(--rounded-md);
}

/* ============================================================================
   INPUTS
   ============================================================================ */

.input {
  width: 100%;
  height: 48px;
  padding: 0 var(--space-4);
  font-size: 16px;
  background: var(--surface-1);
  color: var(--ink);
  border: 1px solid var(--hairline-strong);
  border-radius: var(--rounded-md);
  transition: all var(--dur-fast) var(--ease-out);
}

.input::placeholder { color: var(--ink-tertiary); }
.input:focus { outline: none; border-color: var(--brand-cyan); box-shadow: var(--focus-brand); }

.input-search {
  padding-left: 44px;
  background-image: url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.3-4.3'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: 14px center;
}

.input-group { display: flex; gap: var(--space-2); }

/* ============================================================================
   CARDS
   ============================================================================ */

.card {
  background: var(--surface-1);
  color: var(--ink);
  border: 1px solid var(--hairline);
  border-radius: var(--rounded-lg);
  padding: var(--space-5);
  transition: all var(--dur-fast) var(--ease-out);
}

.card-elevated { box-shadow: var(--shadow-md); border: 0; }
.card-hover:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.card-flat { background: var(--canvas-soft); border-color: transparent; }

.card__header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-3); }
.card__title { font-size: 16px; font-weight: 600; }
.card__body { color: var(--ink-muted); font-size: 14px; line-height: 1.5; }

/* Hero card with subtle gradient border */
.card-hero {
  background: var(--surface-1);
  border-radius: var(--rounded-xl);
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
}

.card-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--rounded-xl);
  padding: 1px;
  background: var(--brand-gradient);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

/* ============================================================================
   STATUS PILLS
   ============================================================================ */

.pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 22px;
  padding: 0 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  border-radius: var(--rounded-pill);
  white-space: nowrap;
}

.pill::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.pill-verified { background: var(--success-soft); color: var(--success-dark); }
.theme-dark .pill-verified { color: var(--success); }

.pill-pending { background: var(--info-soft); color: var(--info-dark); }
.theme-dark .pill-pending { color: var(--info); }

.pill-warning { background: var(--warning-soft); color: var(--warning-dark); }
.theme-dark .pill-warning { color: var(--warning); }

.pill-blocked, .pill-danger { background: var(--danger-soft); color: var(--danger-dark); }
.theme-dark .pill-blocked, .theme-dark .pill-danger { color: var(--danger); }

.pill-offline { background: var(--offline-soft); color: var(--offline); }

.pill-flat::before { display: none; }

/* AI timeline stage pills (Cursor heritage) */
.stage {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 22px;
  padding: 0 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  border-radius: var(--rounded-pill);
}

.stage::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; animation: pulse-soft 1.6s ease-in-out infinite; }
.stage-listening { background: color-mix(in srgb, var(--stage-listening) 18%, transparent); color: var(--stage-listening); }
.stage-thinking  { background: color-mix(in srgb, var(--stage-thinking)  18%, transparent); color: var(--stage-thinking); }
.stage-searching { background: color-mix(in srgb, var(--stage-searching) 18%, transparent); color: var(--stage-searching); }
.stage-drafting  { background: color-mix(in srgb, var(--stage-drafting)  18%, transparent); color: var(--stage-drafting); }
.stage-escalated { background: color-mix(in srgb, var(--stage-escalated) 18%, transparent); color: var(--stage-escalated); }
.stage-done      { background: color-mix(in srgb, var(--stage-done)      18%, transparent); color: var(--stage-done); }
.stage-done::before { animation: none; }

@keyframes pulse-soft {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ============================================================================
   VOICE / AI components (ElevenLabs heritage)
   ============================================================================ */

.voice-mic {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px; height: 72px;
  border-radius: var(--rounded-pill);
  background: var(--brand-gradient);
  color: var(--on-brand);
  box-shadow: var(--shadow-lg);
  font-size: 28px;
  transition: transform var(--dur-fast) var(--ease-out);
  position: relative;
}
.voice-mic:hover { transform: scale(1.05); }
.voice-mic:active { transform: scale(0.97); }
.voice-mic--lg { width: 96px; height: 96px; font-size: 36px; }
.voice-mic--xl { width: 120px; height: 120px; font-size: 44px; }

.voice-mic.is-recording::before {
  content: ''; position: absolute; inset: -8px;
  border-radius: 50%;
  border: 3px solid var(--brand-cyan);
  animation: voice-pulse 1.4s var(--ease-spring) infinite;
}
@keyframes voice-pulse {
  0% { transform: scale(0.95); opacity: 1; }
  100% { transform: scale(1.3); opacity: 0; }
}

.voice-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--hairline);
}
.voice-row:last-child { border-bottom: 0; }

.voice-icon {
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--surface-2);
  border-radius: var(--rounded-pill);
  font-size: 18px;
  flex-shrink: 0;
}

.waveform {
  display: flex;
  align-items: center;
  gap: 3px;
  height: 32px;
}
.waveform__bar {
  width: 3px;
  background: var(--brand-cyan);
  border-radius: var(--rounded-pill);
  animation: wave 1.2s ease-in-out infinite;
}
.waveform__bar:nth-child(1) { height: 30%; animation-delay: 0s; }
.waveform__bar:nth-child(2) { height: 60%; animation-delay: 0.1s; }
.waveform__bar:nth-child(3) { height: 90%; animation-delay: 0.2s; }
.waveform__bar:nth-child(4) { height: 70%; animation-delay: 0.3s; }
.waveform__bar:nth-child(5) { height: 50%; animation-delay: 0.4s; }
.waveform__bar:nth-child(6) { height: 80%; animation-delay: 0.5s; }
.waveform__bar:nth-child(7) { height: 40%; animation-delay: 0.6s; }
.waveform__bar:nth-child(8) { height: 65%; animation-delay: 0.7s; }
.waveform__bar:nth-child(9) { height: 35%; animation-delay: 0.8s; }
@keyframes wave {
  0%, 100% { transform: scaleY(0.6); }
  50% { transform: scaleY(1.4); }
}

/* RAG citation card */
.rag-card {
  background: var(--surface-1);
  border: 1px solid var(--hairline);
  border-radius: var(--rounded-xl);
  padding: var(--space-5);
}

.rag-citation {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--info-soft);
  color: var(--info-dark);
  border-radius: var(--rounded-pill);
  font-size: 11px;
  font-weight: 500;
  margin-top: var(--space-2);
}
.theme-dark .rag-citation { color: var(--brand-cyan); }
.rag-citation::before { content: '📄'; font-size: 12px; }

/* ============================================================================
   CHAT BUBBLES
   ============================================================================ */

.chat-thread {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.bubble {
  max-width: 85%;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--rounded-lg);
  font-size: 15px;
  line-height: 1.5;
  position: relative;
}

.bubble-user {
  align-self: flex-end;
  background: var(--brand-gradient);
  color: var(--on-brand);
  border-bottom-right-radius: 6px;
}

.bubble-agent {
  align-self: flex-start;
  background: var(--surface-1);
  color: var(--ink);
  border: 1px solid var(--hairline);
  border-bottom-left-radius: 6px;
}

.bubble__translation {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  opacity: 0.7;
  font-style: italic;
}

.bubble__time {
  font-size: 11px;
  color: var(--ink-tertiary);
  margin-top: 4px;
  padding: 0 var(--space-2);
}

/* ============================================================================
   TABLES (B2B)
   ============================================================================ */

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.table th {
  text-align: left;
  padding: var(--space-3) var(--space-4);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--ink-subtle);
  border-bottom: 1px solid var(--hairline);
  background: var(--canvas-soft);
}

.table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--hairline);
  color: var(--ink);
}

.table tbody tr:hover { background: var(--surface-2); }

/* ============================================================================
   UTILITIES
   ============================================================================ */

.stack { display: flex; flex-direction: column; }
.stack-2 { gap: var(--space-2); }
.stack-3 { gap: var(--space-3); }
.stack-4 { gap: var(--space-4); }
.stack-5 { gap: var(--space-5); }
.stack-6 { gap: var(--space-6); }

.row { display: flex; align-items: center; }
.row-2 { gap: var(--space-2); }
.row-3 { gap: var(--space-3); }
.row-4 { gap: var(--space-4); }

.between { justify-content: space-between; }
.center { justify-content: center; }
.start { justify-content: flex-start; }
.end { justify-content: flex-end; }
.wrap { flex-wrap: wrap; }
.grow { flex: 1; }

.grid { display: grid; gap: var(--space-3); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.hidden { display: none !important; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0, 0, 0, 0); white-space: nowrap; border-width: 0;
}

.mt-1 { margin-top: var(--space-1); } .mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); } .mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); } .mt-6 { margin-top: var(--space-6); }
.mb-1 { margin-bottom: var(--space-1); } .mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); } .mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); } .mb-6 { margin-bottom: var(--space-6); }

/* Section spacing in long content pages */
section + section { margin-top: var(--space-6); }

/* Skeletons / loading shimmer */
.skeleton {
  background: linear-gradient(90deg, var(--surface-2) 0%, var(--surface-3) 50%, var(--surface-2) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.6s ease-in-out infinite;
  border-radius: var(--rounded-md);
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ============================================================================
   PAGE: gallery (index.html)
   ============================================================================ */

.gallery {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-6);
}

.gallery__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-5);
}

.gallery__card {
  background: var(--surface-1);
  border: 1px solid var(--hairline);
  border-radius: var(--rounded-lg);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: all var(--dur-fast) var(--ease-out);
}

.gallery__card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); text-decoration: none; }

.gallery__thumb {
  aspect-ratio: 9 / 16;
  background: var(--canvas-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  color: var(--ink-tertiary);
}

.gallery__meta {
  padding: var(--space-4);
}

.gallery__title { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.gallery__subtitle { font-size: 12px; color: var(--ink-subtle); }