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

:root {
  --bg: #0f1117;
  --bg-card: #1a1d27;
  --bg-table: #151821;
  --bg-header: rgba(15, 17, 23, 0.95);
  --text: #e2e4e9;
  --text-dim: #9a9daa;
  --text-bright: #ffffff;
  --accent: #6c9fff;
  --accent-dim: #4a7de0;
  --accent-bg: rgba(108, 159, 255, 0.08);
  --ending: #ff9f6c;
  --ending-bg: rgba(255, 159, 108, 0.12);
  --green: #6cffa0;
  --green-bg: rgba(108, 255, 160, 0.08);
  --red: #ff6c6c;
  --yellow: #ffd96c;
  --yellow-bg: rgba(255, 217, 108, 0.08);
  --border: #2a2d3a;
  --border-light: #353849;
  --radius: 8px;
  --shadow: 0 2px 8px rgba(0,0,0,0.3);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 70px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

/* ========== HEADER ========== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-header);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0;
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 10px 16px;
}

.header-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-title span.greek {
  color: var(--accent);
  font-weight: 500;
  font-size: 14px;
}

.nav-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.nav-scroll::-webkit-scrollbar { display: none; }

.nav {
  display: flex;
  gap: 4px;
  white-space: nowrap;
  padding-bottom: 2px;
}

.nav a {
  display: inline-block;
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-dim);
  text-decoration: none;
  transition: all 0.2s;
  border: 1px solid transparent;
}

.nav a:hover {
  color: var(--text);
  background: var(--accent-bg);
}

.nav a.active {
  color: var(--accent);
  background: var(--accent-bg);
  border-color: var(--accent-dim);
}

/* ========== MAIN ========== */
.main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 16px 80px;
}

/* ========== SECTION ========== */
.section {
  margin-bottom: 48px;
}

.section-header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--border);
}

.section-num {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-bg);
  padding: 2px 8px;
  border-radius: 4px;
  flex-shrink: 0;
}

.section-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-bright);
}

.section-title-greek {
  font-size: 16px;
  font-weight: 400;
  color: var(--accent);
  margin-left: 4px;
}

/* ========== RULE BOX ========== */
.rule {
  background: var(--accent-bg);
  border-left: 3px solid var(--accent);
  padding: 12px 16px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-bottom: 20px;
  font-size: 14px;
  line-height: 1.7;
}

.rule strong {
  color: var(--text-bright);
}

/* ========== TABLES ========== */
.table-wrap {
  overflow-x: auto;
  margin-bottom: 20px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

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

thead th {
  background: var(--bg-card);
  color: var(--text-bright);
  font-weight: 600;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

tbody td {
  padding: 8px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

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

tbody tr:nth-child(even) { background: var(--bg-table); }

tbody tr:hover { background: var(--accent-bg); }

/* Highlighted ending */
.e {
  color: var(--ending);
  font-weight: 600;
}

/* Greek text styling */
.gr {
  font-weight: 500;
  color: var(--text-bright);
  font-size: 15px;
}

.tr {
  color: var(--text-dim);
  font-style: italic;
  font-size: 13px;
}

.ru {
  color: var(--text);
  font-size: 13px;
}

/* ========== TAGS ========== */
.tag {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  vertical-align: middle;
  margin-right: 4px;
}

.tag-basic {
  background: var(--green-bg);
  color: var(--green);
  border: 1px solid rgba(108,255,160,0.2);
}

.tag-important {
  background: var(--yellow-bg);
  color: var(--yellow);
  border: 1px solid rgba(255,217,108,0.2);
}

.tag-exception {
  background: var(--ending-bg);
  color: var(--ending);
  border: 1px solid rgba(255,159,108,0.2);
}

/* ========== EXAMPLES ========== */
.example {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 14px;
  margin-bottom: 8px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  position: relative;
}

.example-text {
  flex: 1;
}

.example-text .gr {
  display: block;
  margin-bottom: 2px;
}

.example-text .tr {
  display: block;
  margin-bottom: 2px;
}

.example-text .ru {
  display: block;
}

.copy-btn {
  flex-shrink: 0;
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  transition: all 0.2s;
  white-space: nowrap;
}

.copy-btn:hover {
  color: var(--accent);
  border-color: var(--accent-dim);
}

.copy-btn.copied {
  color: var(--green);
  border-color: var(--green);
}

/* ========== ACCORDION ========== */
.accordion {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
  overflow: hidden;
}

.accordion-toggle {
  width: 100%;
  background: var(--bg-card);
  border: none;
  color: var(--text-bright);
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  transition: background 0.2s;
  font-family: inherit;
}

.accordion-toggle:hover {
  background: var(--accent-bg);
}

.accordion-toggle .arrow {
  transition: transform 0.3s;
  font-size: 12px;
  color: var(--text-dim);
}

.accordion-toggle.open .arrow {
  transform: rotate(180deg);
}

.accordion-body {
  display: none;
  padding: 16px;
  border-top: 1px solid var(--border);
}

.accordion-body.open {
  display: block;
}

/* ========== WARNING BOX ========== */
.warning {
  background: rgba(255, 108, 108, 0.06);
  border-left: 3px solid var(--red);
  padding: 12px 16px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-bottom: 20px;
  font-size: 14px;
}

.warning-title {
  color: var(--red);
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 13px;
}

/* ========== SUB-SECTION TITLES ========== */
h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-bright);
  margin: 24px 0 12px;
}

h3:first-child { margin-top: 0; }

h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  margin: 16px 0 8px;
}

p {
  margin-bottom: 12px;
  font-size: 14px;
  line-height: 1.7;
}

ul, ol {
  margin-bottom: 12px;
  padding-left: 20px;
}

li {
  margin-bottom: 4px;
  font-size: 14px;
}

/* ========== CONJUGATION GRID ========== */
.conj-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.conj-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.conj-card-title {
  background: var(--accent-bg);
  padding: 8px 14px;
  font-weight: 600;
  font-size: 14px;
  color: var(--accent);
  border-bottom: 1px solid var(--border);
}

.conj-card table {
  margin: 0;
}

.conj-card .table-wrap {
  border: none;
  border-radius: 0;
  margin: 0;
}

/* ========== INLINE LIST ========== */
.inline-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.inline-list span {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 13px;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .header-inner { padding: 8px 12px; }
  .header-title { font-size: 14px; margin-bottom: 6px; }
  .nav a { padding: 4px 10px; font-size: 11px; }
  .main { padding: 16px 12px 60px; }
  .section-title { font-size: 18px; }
  .section-title-greek { font-size: 14px; }
  table { font-size: 13px; }
  thead th { padding: 8px 10px; }
  tbody td { padding: 6px 10px; }
  .conj-grid { grid-template-columns: 1fr; }
  .example { flex-direction: column; gap: 6px; }
  .copy-btn { align-self: flex-end; }
}

@media (max-width: 480px) {
  html { scroll-padding-top: 60px; }
  .section-header { flex-direction: column; gap: 4px; }
}

/* ========== SCROLLBAR ========== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

/* ========== TABLE CAPTION ========== */
.table-caption {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dim);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

/* ========== GENDER COLORS IN TABLES ========== */
.m { color: #6c9fff; }
.f { color: #ff6cdb; }
.n { color: #6cffa0; }