@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700&family=DM+Serif+Display:ital@0;1&display=swap');

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

:root {
  --blue: #3B6FE8;
  --blue-dark: #2d5fd4;
  --blue-light: #EEF3FD;
  --blue-mid: #C5D6FA;
  --past: #7C5CBF;
  --past-light: #F0EBFC;
  --present: #1A9E72;
  --present-light: #E4F6F0;
  --future: #2878C8;
  --ink: #1A1D2E;
  --ink-mid: #5A5F7A;
  --ink-light: #9397B0;
  --rule: #ECEEF5;
  --bg: #F5F6FA;
  --white: #FFFFFF;
  --sidebar-bg: #1E2235;
  --sidebar-w: 230px;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 2px 12px rgba(59, 111, 232, .08);
  --shadow-md: 0 4px 24px rgba(59, 111, 232, .12);
  --sans: 'Plus Jakarta Sans', system-ui, sans-serif;
  --serif: 'DM Serif Display', Georgia, serif;
}

html {
  font-size: 15px
}

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased
}

/* ── AUTH PAGES ──────────────────────────────────────────────*/
.auth-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--bg);
}

.auth-card {
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 2.8rem;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-md);
}

.auth-logo {
  font-family: var(--serif);
  font-size: 1.5rem;
  margin-bottom: 1.4rem;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: .5rem;
}

.auth-logo::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--blue);
  border-radius: 50%;
}

.auth-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: .5rem;
  color: var(--ink)
}

.auth-sub {
  font-size: .84rem;
  color: var(--ink-mid);
  margin-bottom: 1.6rem;
  line-height: 1.5
}

.auth-back {
  display: block;
  text-align: center;
  margin-top: 1.2rem;
  font-size: .8rem;
  color: var(--ink-light);
  text-decoration: none;
  transition: color .15s;
}

.auth-back:hover {
  color: var(--blue)
}

/* ── ADMIN LAYOUT ────────────────────────────────────────────*/
.admin-body {
  display: flex;
  min-height: 100vh
}

.admin-sidebar {
  width: var(--sidebar-w);
  background: var(--sidebar-bg);
  color: #fff;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  overflow-y: auto;
  z-index: 100;
}

.sidebar-logo {
  padding: 1.6rem 1.4rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, .07);
}

.sidebar-logo a {
  font-family: var(--serif);
  font-size: 1.15rem;
  color: #fff;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: .5rem;
}

.sidebar-logo a::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--blue);
  border-radius: 50%;
  flex-shrink: 0;
}

.sidebar-tag {
  display: block;
  font-size: .58rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .3);
  margin-top: 3px;
  margin-left: 1.3rem;
}

.sidebar-nav {
  flex: 1;
  padding: 1rem .75rem
}

.sn-item {
  display: flex;
  align-items: center;
  gap: .65rem;
  padding: .65rem .9rem;
  color: rgba(255, 255, 255, .5);
  text-decoration: none;
  font-size: .82rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: color .15s, background .15s;
  margin-bottom: 2px;
}

.sn-item:hover {
  color: #fff;
  background: rgba(255, 255, 255, .07)
}

.sn-item.active {
  color: #fff;
  background: var(--blue);
  box-shadow: 0 2px 8px rgba(59, 111, 232, .35)
}

.sn-icon {
  font-size: .9rem;
  width: 18px;
  text-align: center;
  opacity: .8
}

.sidebar-user {
  padding: 1rem 1.2rem;
  border-top: 1px solid rgba(255, 255, 255, .07);
  display: flex;
  flex-direction: column;
  gap: .4rem;
}

.su-name {
  font-size: .8rem;
  color: rgba(255, 255, 255, .5);
  font-weight: 500
}

.su-logout {
  font-size: .75rem;
  color: rgba(255, 255, 255, .3);
  text-decoration: none;
  transition: color .15s;
}

.su-logout:hover {
  color: #fff
}

.admin-main {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh
}

.admin-topbar {
  padding: 1.2rem 2rem;
  border-bottom: 1px solid var(--rule);
  background: var(--white);
  box-shadow: 0 1px 4px rgba(0, 0, 0, .04);
}

.atb-title {
  font-family: var(--serif);
  font-size: 1.5rem;
  color: var(--ink);
  letter-spacing: -.01em;
}

.admin-content {
  padding: 1.8rem 2rem;
  flex: 1
}

/* ── CARDS ───────────────────────────────────────────────────*/
.section-card {
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.6rem;
  margin-bottom: 1.6rem;
  box-shadow: var(--shadow);
}

.sc-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.4rem
}

.sc-head h2 {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-light);
}

/* ── TABLES ──────────────────────────────────────────────────*/
.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .83rem
}

.admin-table th {
  padding: .6rem 1rem;
  text-align: left;
  font-size: .65rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-light);
  border-bottom: 1.5px solid var(--rule);
  font-weight: 700;
}

.admin-table td {
  padding: .7rem 1rem;
  border-bottom: 1px solid var(--rule);
  vertical-align: middle;
  color: var(--ink-mid);
}

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

.admin-table tr:hover td {
  background: var(--blue-light)
}

.td-actions {
  display: flex;
  gap: .4rem;
  justify-content: flex-end
}

.td-num {
  color: var(--ink-light);
  font-size: .75rem;
  text-align: right
}

.empty-msg {
  color: var(--ink-light);
  font-size: .83rem;
  font-style: italic;
  padding: .5rem 0
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .8rem;
  color: var(--ink-mid);
  margin-bottom: 1.4rem;
  text-decoration: none;
  transition: color .15s;
}

.back-link:hover {
  color: var(--blue)
}

/* ── FORMS ───────────────────────────────────────────────────*/
.admin-form {
  display: flex;
  flex-direction: column;
  gap: 1.1rem
}

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

.field label {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-light);
}

.field input,
.field select,
.field textarea {
  padding: .6rem .9rem;
  border: 1.5px solid var(--rule);
  border-radius: var(--radius-sm);
  font-family: var(--sans);
  font-size: .85rem;
  background: var(--bg);
  color: var(--ink);
  transition: border-color .15s, background .15s;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--blue);
  background: var(--white);
}

.field-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap
}

.field-grow {
  flex: 1;
  min-width: 180px
}

.field-check {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .83rem;
  color: var(--ink-mid)
}

.field-check input[type=checkbox] {
  width: 15px;
  height: 15px;
  cursor: pointer;
  accent-color: var(--blue)
}

.code-area {
  font-family: monospace;
  font-size: .8rem;
  resize: vertical;
  min-height: 200px
}

.form-actions {
  display: flex;
  gap: .8rem;
  padding-top: .8rem;
  border-top: 1px solid var(--rule);
}

.fs-section {
  border: 1.5px solid var(--rule);
  border-radius: var(--radius-sm);
  padding: 1.2rem;
  margin-bottom: .8rem;
}

.fs-section legend {
  font-size: .65rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-light);
  padding: 0 .4rem;
  font-family: var(--sans);
  font-weight: 700;
}

/* Verb edit rows */
.usage-row {
  display: flex;
  gap: .6rem;
  align-items: center;
  margin-bottom: .5rem
}

.usage-tense {
  width: 180px;
  flex-shrink: 0
}

.usage-text {
  flex: 1
}

.example-row {
  background: var(--bg);
  border: 1.5px solid var(--rule);
  border-radius: var(--radius-sm);
  padding: .9rem;
  margin-bottom: .6rem;
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.ex-meta {
  display: flex;
  gap: .5rem
}

.ex-meta select {
  flex: 1
}

.ex-en {
  font-weight: 600
}

/* ── BUTTONS ─────────────────────────────────────────────────*/
.btn {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .5rem 1.1rem;
  border: 1.5px solid var(--rule);
  border-radius: var(--radius-sm);
  font-family: var(--sans);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--ink-mid);
  text-decoration: none;
  cursor: pointer;
  background: var(--white);
  transition: .15s;
  white-space: nowrap;
}

.btn:hover {
  border-color: var(--blue-mid);
  color: var(--blue);
  background: var(--blue-light)
}

.btn-primary {
  background: var(--blue);
  color: #fff;
  border-color: var(--blue)
}

.btn-primary:hover {
  background: var(--blue-dark);
  border-color: var(--blue-dark);
  color: #fff
}

.btn-danger {
  border-color: #fcc;
  color: #c0392b
}

.btn-danger:hover {
  background: #c0392b;
  color: #fff;
  border-color: #c0392b
}

.btn-sm {
  font-size: .72rem;
  padding: .38rem .85rem
}

.btn-xs {
  font-size: .66rem;
  padding: .28rem .6rem
}

.btn-full {
  width: 100%;
  justify-content: center
}

/* ── BADGES ──────────────────────────────────────────────────*/
.badge {
  display: inline-block;
  padding: .2rem .6rem;
  border-radius: 20px;
  font-size: .62rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-weight: 700;
}

.badge-ok {
  background: var(--present-light);
  color: var(--present)
}

.badge-off {
  background: var(--bg);
  color: var(--ink-light)
}

.badge-warn {
  background: #FFF3CD;
  color: #856404
}

/* ── ALERTS ──────────────────────────────────────────────────*/
.alert {
  padding: .85rem 1.1rem;
  border-radius: var(--radius-sm);
  font-size: .83rem;
  margin-bottom: 1rem;
  border: 1.5px solid;
}

.alert-ok {
  background: var(--present-light);
  color: #0a6048;
  border-color: #b8e8d8
}

.alert-err {
  background: #FEECEB;
  color: #a02020;
  border-color: #f5b9b4
}

/* ── DASHBOARD ───────────────────────────────────────────────*/
.dash-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin-bottom: 1.6rem;
}

.stat-card {
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.5rem 1.2rem;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s;
}

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

.stat-num {
  font-family: var(--serif);
  font-size: 2.4rem;
  color: var(--blue);
  line-height: 1;
}

.stat-lbl {
  font-size: .65rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-top: .5rem;
  font-weight: 600;
}

.dash-shortcuts {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: 1.2rem
}

.shortcut-btn {
  padding: .75rem 1.5rem;
  background: var(--white);
  border: 1.5px solid var(--rule);
  border-radius: var(--radius-sm);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--ink-mid);
  text-decoration: none;
  transition: border-color .15s, color .15s, background .15s, transform .15s;
  box-shadow: var(--shadow);
}

.shortcut-btn:hover {
  border-color: var(--blue);
  color: var(--blue);
  background: var(--blue-light);
  transform: translateY(-1px);
}

/* ── VERB TABLE ──────────────────────────────────────────────*/
.verb-table-wrap {
  overflow-x: auto
}

.verb-table td {
  vertical-align: top;
  padding: .6rem 1rem
}

.verb-table small.phonetic {
  color: var(--ink-light);
  font-size: .72rem;
  font-family: monospace
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  align-items: center;
  margin-bottom: 1.4rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid var(--rule);
}

.filter-search {
  flex: 1;
  min-width: 200px;
  padding: .5rem .9rem;
  border: 1.5px solid var(--rule);
  border-radius: var(--radius-sm);
  font-size: .83rem;
  font-family: var(--sans);
  background: var(--bg);
  transition: border-color .15s;
}

.filter-search:focus {
  outline: none;
  border-color: var(--blue);
  background: var(--white)
}

.filter-select {
  padding: .5rem .9rem;
  border: 1.5px solid var(--rule);
  border-radius: var(--radius-sm);
  font-size: .83rem;
  font-family: var(--sans);
  background: var(--bg);
  transition: border-color .15s;
}

.filter-select:focus {
  outline: none;
  border-color: var(--blue)
}

.pagination {
  display: flex;
  align-items: center;
  gap: .8rem;
  justify-content: center;
  padding-top: 1.4rem;
  border-top: 1px solid var(--rule);
}

.pg-btn {
  font-size: .78rem;
  color: var(--ink-mid);
  text-decoration: none;
  padding: .38rem .8rem;
  border: 1.5px solid var(--rule);
  border-radius: var(--radius-sm);
  transition: .15s;
  font-weight: 500;
}

.pg-btn:hover {
  color: var(--blue);
  border-color: var(--blue-mid)
}

.pg-info {
  font-size: .75rem;
  color: var(--ink-light)
}