/* =====================================================================
   Школа Благодаті — main stylesheet
   Brand: navy + gold + cream
   ===================================================================== */

:root {
  --gold: #C9A455;
  --gold-deep: #A8843C;
  --gold-soft: #E8D8A8;
  --gold-tint: #F5EDD8;
  --navy: #1B3A5C;
  --navy-deep: #112B47;
  --navy-soft: #2A5179;

  --bg: #F4F1EA;
  --bg-card: #FFFFFF;
  --ink: #14110C;
  --ink-2: #3A352B;
  --ink-3: #6B6358;
  --ink-4: #9D9486;
  --line: #E5E0D5;
  --line-2: #EFEAE0;
  --dark-card: #112B47;

  --success: #2E7D5B;
  --warning: #C28A2E;
  --danger: #B5563A;

  --r-sm: 12px;
  --r-md: 18px;
  --r-lg: 24px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  font-family: "Montserrat", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
a.link, .text-link { color: var(--gold-deep); font-weight: 600; }
a.link:hover, .text-link:hover { text-decoration: underline; }

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea, select { font-family: inherit; }

/* ─── Buttons ───────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 13px;
  white-space: nowrap;
  transition: transform .1s, opacity .15s, background .15s;
  border: none;
  cursor: pointer;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--gold); color: #fff; }
.btn-primary:hover { background: var(--gold-deep); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: #000; }
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-deep); }
.btn-outline { background: transparent; border: 1.5px solid var(--line); color: var(--ink); }
.btn-outline:hover { background: var(--line-2); }
.btn-ghost { background: transparent; color: var(--ink-2); }
.btn-ghost:hover { background: var(--line-2); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-sm { padding: 7px 14px; font-size: 12px; }
.btn-lg { padding: 14px 26px; font-size: 14px; }
.btn-block { width: 100%; }
.btn:disabled, .btn.disabled { opacity: 0.45; pointer-events: none; }

/* ─── Forms ─────────────────────────────────────────────────────────── */
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field-label {
  font-size: 12px; font-weight: 700; color: var(--ink-2);
  text-transform: uppercase; letter-spacing: 0.04em;
}
.input, .textarea, .select {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--line);
  background: #fff;
  border-radius: 14px;
  font-size: 14px;
  color: var(--ink);
  outline: none;
  transition: border-color .15s;
}
.input:focus, .textarea:focus, .select:focus {
  border-color: var(--gold);
}
.textarea { resize: vertical; min-height: 80px; line-height: 1.5; }
.field-hint { font-size: 11px; color: var(--ink-3); margin-top: 2px; }
.field-error { font-size: 12px; color: var(--danger); margin-top: 2px; font-weight: 600; }

/* ─── Cards ────────────────────────────────────────────────────────── */
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 22px;
}
.card-flat { background: var(--line-2); border: none; }
.card-dark { background: var(--dark-card); color: #fff; border: none; }
.card-gold { background: var(--gold); color: #fff; border: none; }
.card-navy { background: var(--navy); color: var(--gold-soft); border: none; }
.card-cream { background: #FAF6EC; border: 1px solid var(--line); }

/* ─── Flash messages ───────────────────────────────────────────────── */
.flash {
  padding: 12px 18px;
  border-radius: var(--r-sm);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 14px;
}
.flash-error   { background: rgba(181,86,58,.12); color: var(--danger); border: 1px solid rgba(181,86,58,.25); }
.flash-success { background: rgba(46,125,91,.12); color: var(--success); border: 1px solid rgba(46,125,91,.25); }
.flash-info    { background: var(--gold-tint); color: var(--gold-deep); border: 1px solid var(--gold-soft); }
.flash-warn    { background: rgba(194,138,46,.14); color: var(--warning); border: 1px solid rgba(194,138,46,.3); }

/* ─── Avatar ───────────────────────────────────────────────────────── */
.avatar {
  width: 40px; height: 40px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--gold-soft), var(--gold));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: 13px;
  flex-shrink: 0;
  text-transform: uppercase;
}
.avatar-sm { width: 30px; height: 30px; font-size: 11px; }
.avatar-lg { width: 56px; height: 56px; font-size: 18px; }

/* ─── Counter chip (word count, etc.) ──────────────────────────────── */
.counter-chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; font-weight: 700;
  padding: 5px 11px;
  border-radius: 999px;
  background: var(--line-2);
  color: var(--ink-2);
}
.counter-chip.ok   { background: rgba(46,125,91,.12); color: var(--success); }
.counter-chip.warn { background: rgba(194,138,46,.14); color: var(--warning); }
.counter-chip.err  { background: rgba(181,86,58,.14); color: var(--danger); }

/* ─── Progress bar ─────────────────────────────────────────────────── */
.progress {
  height: 6px;
  background: rgba(0,0,0,.08);
  border-radius: 999px;
  overflow: hidden;
}
.progress > span {
  display: block; height: 100%;
  background: var(--gold);
  border-radius: 999px;
  transition: width .3s;
}

/* ─── Pills ────────────────────────────────────────────────────────── */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--gold);
  color: #fff;
  padding: 7px 14px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 12px;
  white-space: nowrap;
}
.pill.outline { background: transparent; color: var(--gold-deep); border: 1.5px solid var(--gold); }
.pill.dark { background: var(--ink); color: var(--gold-soft); }
.pill.navy { background: var(--navy); color: var(--gold-soft); }

/* ─── Table ────────────────────────────────────────────────────────── */
.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th {
  text-align: left;
  font-weight: 700; font-size: 11px;
  color: var(--ink-3);
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.tbl td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line-2);
  vertical-align: middle;
}
.tbl tr:last-child td { border-bottom: none; }
.tbl tr:hover td { background: var(--line-2); }

/* =====================================================================
   PUBLIC PAGES (landing, login, register)
   ===================================================================== */

.public-page { background: var(--bg); }

.public-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 56px;
  max-width: 1280px;
  margin: 0 auto;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.brand-logo { width: 44px; height: 44px; }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-text strong {
  font-weight: 800; font-size: 15px;
  letter-spacing: 0.04em; color: var(--ink);
}
.brand-text em {
  font-style: normal; font-weight: 500; font-size: 13px;
  color: var(--gold-deep); letter-spacing: 0.05em;
  margin-top: 3px;
}
.public-nav-links { display: flex; gap: 28px; font-size: 13px; font-weight: 600; color: var(--ink-2); }
.public-nav-links a:hover { color: var(--gold-deep); }
.public-nav-cta { display: flex; gap: 10px; }

.public-main { padding: 0 56px 56px; max-width: 1280px; margin: 0 auto; }

/* Landing hero */
.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
  padding: 28px 0 56px;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--gold-tint);
  color: var(--gold-deep);
  font-size: 12px; font-weight: 700;
  padding: 7px 14px; border-radius: 999px;
}
.hero-eyebrow::before {
  content: ""; width: 7px; height: 7px;
  border-radius: 999px; background: var(--gold);
}
.hero h1 {
  font-weight: 600;
  font-size: 60px;
  letter-spacing: -0.03em;
  line-height: 1.02;
  margin: 18px 0 20px;
}
.hero h1 .accent { color: var(--gold-deep); }
.hero h1 .italic { font-style: italic; }
.hero p {
  font-size: 16px;
  color: var(--ink-2);
  max-width: 520px;
  line-height: 1.55;
  margin: 0 0 28px;
}
.hero-cta { display: flex; gap: 12px; margin-bottom: 28px; }

.hero-side { display: flex; flex-direction: column; gap: 14px; }
.stat-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.stat-card {
  padding: 20px;
  border-radius: var(--r-lg);
  display: flex; flex-direction: column;
}
.stat-card .number {
  font-size: 28px; font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 8px;
}
.stat-card .label { font-size: 11px; margin-top: 2px; }
.stat-card.gold-tint { background: var(--gold-tint); border: 1px solid var(--gold-soft); color: var(--ink); }
.stat-card.navy { background: var(--navy); color: #fff; }
.stat-card.navy .label { color: var(--gold-soft); }

.features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
}
.feature {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 22px;
}
.feature-icon {
  width: 42px; height: 42px;
  border-radius: 12px;
  background: var(--gold-soft);
  color: var(--gold-deep);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}
.feature-title {
  font-weight: 700; font-size: 16px;
  letter-spacing: -0.01em;
}
.feature-desc { font-size: 12px; color: var(--ink-3); margin-top: 4px; line-height: 1.5; }

/* Auth panels */
.auth-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: calc(100vh - 100px);
  gap: 0;
  margin: 0 -56px;
}
.auth-panel-side {
  background: var(--navy);
  color: var(--gold-soft);
  padding: 56px 48px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-radius: 0 32px 32px 0;
}
.auth-panel-side h2 {
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: #fff;
  margin: 0;
}
.auth-panel-side .verse { font-size: 13px; color: var(--gold-soft); margin-top: 10px; }
.auth-panel-side .steps {
  margin-top: 36px;
  padding: 18px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(212,178,90,.22);
  border-radius: 18px;
}
.auth-panel-side .steps-title {
  font-size: 11px; font-weight: 700;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}
.auth-panel-side .steps-list { display: flex; flex-direction: column; gap: 10px; font-size: 13px; }

.auth-panel-form {
  padding: 48px 56px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.auth-panel-form h1 {
  font-weight: 600;
  font-size: 30px;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
}
.auth-panel-form .subtitle {
  color: var(--ink-3);
  font-size: 13px;
  margin: 0 0 24px;
}
.auth-panel-form .links {
  display: flex; justify-content: flex-end;
  gap: 8px; font-size: 13px; margin-bottom: 22px;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.checkbox-row {
  display: flex; align-items: flex-start;
  gap: 10px; font-size: 12px;
  color: var(--ink-2);
  margin: 14px 0;
  line-height: 1.5;
}
.checkbox-row input { margin-top: 3px; flex-shrink: 0; }

/* Footer */
.public-footer {
  border-top: 1px solid var(--line);
  padding: 28px 56px;
  margin-top: 32px;
}
.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
}
.footer-brand { display: flex; gap: 14px; align-items: center; }
.footer-logo { width: 36px; height: 36px; }
.footer-name { font-weight: 700; font-size: 14px; }
.footer-tagline { font-size: 12px; color: var(--ink-3); margin-top: 2px; }
.footer-contact { display: flex; gap: 18px; align-items: center; font-size: 12px; color: var(--ink-3); }

/* =====================================================================
   APP PAGES (logged-in student dashboard)
   ===================================================================== */

.app-page {
  display: flex;
  min-height: 100vh;
  background: var(--bg);
}
.app-page::before {
  content: ""; display: block; position: fixed; left: 0; top: 0; bottom: 0;
  width: 72px; background: var(--bg);
  z-index: -1;
}

.rail {
  width: 72px;
  flex: 0 0 72px;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 22px 0;
  gap: 8px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.rail-logo {
  width: 44px; height: 44px;
  border-radius: 14px;
  background: var(--navy-deep);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.rail-logo img { width: 30px; height: 30px; }
.rail-icon {
  width: 44px; height: 44px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  color: var(--ink-3);
  cursor: pointer;
  transition: background .15s, color .15s;
}
.rail-icon:hover { background: rgba(0,0,0,.05); color: var(--ink); }
.rail-icon.active {
  background: var(--gold); color: #fff;
  box-shadow: 0 6px 16px -6px rgba(201,164,85,.6);
}
.rail-logout { margin-top: auto; }

.main-area {
  flex: 1;
  background: var(--bg-card);
  border-radius: 32px 0 0 32px;
  margin: 12px 12px 12px 0;
  border-radius: 32px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  align-items: center;
  padding: 22px 32px 18px;
  gap: 24px;
}
.topbar-spacer { flex: 1; }
.topbar-user { display: flex; align-items: center; gap: 12px; }
.user-info { text-align: right; }
.user-name { font-weight: 700; font-size: 13px; }
.user-handle { color: var(--ink-3); font-size: 11px; }

.content {
  flex: 1;
  padding: 0 32px 32px;
}

/* Page header inside content */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 24px;
  gap: 16px;
  flex-wrap: wrap;
}
.page-header h1 {
  font-weight: 600;
  font-size: 32px;
  letter-spacing: -0.02em;
  margin: 0 0 4px;
  line-height: 1.1;
}
.page-eyebrow {
  font-size: 12px;
  color: var(--ink-3);
  font-weight: 600;
  margin-bottom: 6px;
}
.page-header .pills {
  display: flex; gap: 8px; flex-wrap: wrap;
}

/* Dashboard layout */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 18px;
}

/* Today's task card */
.today-task {
  background: var(--gold);
  color: #fff;
  border-radius: var(--r-lg);
  padding: 26px;
  margin-bottom: 18px;
}
.today-task .label {
  font-size: 11px; font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.9;
}
.today-task h2 {
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 6px 0 10px;
}
.today-task .meta { font-size: 13px; opacity: 0.92; }

/* Video card */
.video-card {
  background: linear-gradient(135deg, #E8B768, #C28F4A 60%, #8C5F2A);
  border-radius: var(--r-lg);
  aspect-ratio: 16/10;
  position: relative;
  overflow: hidden;
  margin-bottom: 18px;
}
.video-card iframe {
  width: 100%; height: 100%;
  border: 0;
  display: block;
}
.video-empty {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  color: #fff;
  text-align: center;
  padding: 24px;
}
.video-empty-icon {
  width: 72px; height: 72px;
  background: rgba(255,255,255,.2);
  border-radius: 22px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}

/* Chapter cards in lesson */
.chapter-list { display: flex; flex-direction: column; gap: 12px; }

.chapter-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 18px;
  transition: border-color .15s;
}
.chapter-card.completed {
  background: rgba(46,125,91,.04);
  border-color: rgba(46,125,91,.3);
}
.chapter-card-head {
  display: flex; align-items: center;
  gap: 14px; margin-bottom: 14px;
}
.chapter-num {
  width: 36px; height: 36px;
  border-radius: 12px;
  background: var(--line-2);
  color: var(--ink-3);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}
.chapter-card.completed .chapter-num {
  background: var(--success); color: #fff;
}
.chapter-info { flex: 1; }
.chapter-ref { font-weight: 700; font-size: 15px; }
.chapter-meta { font-size: 12px; color: var(--ink-3); margin-top: 2px; }
.chapter-meta a { color: var(--gold-deep); font-weight: 600; }
.chapter-meta a:hover { text-decoration: underline; }

.title-input-wrap {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.title-input {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--line);
  background: #fff;
  border-radius: 14px;
  font-size: 14px;
  outline: none;
  font-family: inherit;
  resize: none;
  min-height: 50px;
}
.title-input:focus { border-color: var(--gold); }
.title-input.invalid { border-color: var(--danger); }
.title-input.valid { border-color: var(--success); }

.chapter-actions {
  display: flex; justify-content: space-between;
  align-items: center; margin-top: 12px;
}

/* Sidebar widgets */
.side-widget {
  background: var(--line-2);
  border-radius: var(--r-lg);
  padding: 20px;
  margin-bottom: 14px;
}
.side-widget-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-3);
  margin-bottom: 14px;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
}
.cal-day {
  aspect-ratio: 1;
  border-radius: 10px;
  background: #fff;
  border: 1.5px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700;
  color: var(--ink-3);
  cursor: default;
}
.cal-day.completed { background: var(--success); color: #fff; border: none; }
.cal-day.current   { background: var(--gold); color: #fff; border: none; box-shadow: 0 4px 12px -4px rgba(201,164,85,.6); }
.cal-day.missed    { background: rgba(181,86,58,.12); color: var(--danger); border-color: rgba(181,86,58,.25); }

/* Submit day button */
.submit-day-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 22px;
  background: var(--line-2);
  border-radius: var(--r-md);
  margin-top: 18px;
}

/* =====================================================================
   ADMIN PAGES
   ===================================================================== */

.admin-page { background: var(--bg); }

.admin-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 32px;
  gap: 24px;
  background: var(--navy-deep);
  color: #fff;
  flex-wrap: wrap;
}
.admin-brand {
  display: flex; align-items: center; gap: 12px;
  color: #fff;
  font-weight: 700;
  font-size: 14px;
}
.admin-brand img { width: 32px; height: 32px; }

.admin-tabs { display: flex; gap: 4px; flex: 1; flex-wrap: wrap; }
.admin-tabs a {
  padding: 8px 14px;
  border-radius: 10px;
  color: var(--gold-soft);
  font-size: 13px;
  font-weight: 600;
}
.admin-tabs a:hover { background: rgba(255,255,255,.06); color: #fff; }
.admin-tabs a.active { background: var(--gold); color: #fff; }

.admin-user {
  display: flex; align-items: center; gap: 12px;
  font-size: 12px;
  color: var(--gold-soft);
}
.admin-user .btn { color: #fff; }
.admin-user .btn:hover { background: rgba(255,255,255,.1); }

.admin-main {
  padding: 28px 32px;
  max-width: 1400px;
  margin: 0 auto;
}

.admin-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 22px;
}

.admin-h1 {
  font-weight: 600;
  font-size: 28px;
  letter-spacing: -0.02em;
  margin: 0 0 4px;
}
.admin-subtitle { color: var(--ink-3); font-size: 13px; margin-bottom: 22px; }

/* Status dot */
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 999px; margin-right: 6px; vertical-align: middle; }
.dot.ok   { background: var(--success); }
.dot.warn { background: var(--warning); }
.dot.err  { background: var(--danger); }
.dot.idle { background: var(--ink-4); }

/* Status badge */
.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
}
.badge.submitted { background: var(--gold-tint); color: var(--gold-deep); }
.badge.approved  { background: rgba(46,125,91,.12); color: var(--success); }
.badge.rejected  { background: rgba(181,86,58,.12); color: var(--danger); }
.badge.draft     { background: var(--line-2); color: var(--ink-3); }

/* Empty state */
.empty {
  padding: 48px 24px;
  text-align: center;
  color: var(--ink-3);
}
.empty-icon { font-size: 38px; margin-bottom: 12px; opacity: 0.4; }
.empty-title { font-size: 15px; font-weight: 700; color: var(--ink-2); margin-bottom: 4px; }
.empty-desc { font-size: 13px; }

/* Code list (invite codes) */
.code-list {
  display: flex; flex-wrap: wrap; gap: 8px;
  background: var(--line-2);
  border-radius: var(--r-md);
  padding: 14px;
  font-family: "SF Mono", Menlo, Consolas, monospace;
}
.code-chip {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
}
.code-chip.used {
  background: rgba(46,125,91,.06);
  color: var(--ink-3);
  text-decoration: line-through;
  border-style: dashed;
}

/* =====================================================================
   RESPONSIVE
   ===================================================================== */

@media (max-width: 900px) {
  .public-nav { padding: 18px 22px; flex-wrap: wrap; gap: 14px; }
  .public-nav-links { display: none; }
  .public-main { padding: 0 22px 32px; }
  .hero { grid-template-columns: 1fr; gap: 24px; padding: 12px 0 32px; }
  .hero h1 { font-size: 38px; }
  .hero-side { order: -1; }
  .features { grid-template-columns: 1fr 1fr; }

  .auth-grid { grid-template-columns: 1fr; margin: 0; }
  .auth-panel-side { display: none; }
  .auth-panel-form { padding: 28px 22px; }
  .form-grid-2 { grid-template-columns: 1fr; }

  .public-footer { padding: 22px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }

  .app-page { flex-direction: column-reverse; }
  .rail {
    width: 100%; height: 60px;
    flex-direction: row;
    justify-content: space-around;
    padding: 0 12px;
    border-top: 1px solid var(--line);
    background: #fff;
    position: sticky;
    bottom: 0; top: auto;
    z-index: 100;
  }
  .rail-logo { display: none; }
  .rail-logout { margin-top: 0; }
  .main-area { margin: 0; border-radius: 0; }
  .content { padding: 0 16px 32px; }
  .page-header h1 { font-size: 22px; }

  .dashboard-grid { grid-template-columns: 1fr; }

  .topbar { padding: 14px 16px; }
  .user-info { display: none; }

  .admin-nav { padding: 12px 16px; }
  .admin-tabs { order: 3; width: 100%; overflow-x: auto; flex-wrap: nowrap; }
  .admin-main { padding: 18px 16px; }
  .admin-stats { grid-template-columns: 1fr 1fr; }
  .tbl { font-size: 12px; }
  .tbl th, .tbl td { padding: 10px 12px; }
}

@media (max-width: 480px) {
  .features { grid-template-columns: 1fr; }
  .hero h1 { font-size: 30px; }
  .admin-stats { grid-template-columns: 1fr; }
}