/* =============================================
   LATIN REFERENCE — CONJUGATIONS, DECLENSIONS
   & ENCLITICS  |  latin-reference.css
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;600;700&family=EB+Garamond:ital,wght@0,400;0,500;0,600;1,400;1,500&display=swap');

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

:root {
  --bg:          #F6EDD8;
  --bg2:         #EDE0C0;
  --ink:         #1E0F04;
  --ink2:        #5A3820;
  --ink3:        #9A7050;
  --accent:      #7B2810;
  --accent-lt:   #F2D8C8;
  --gold:        #B8880E;
  --gold-lt:     #F5EAC0;
  --border:      #C8A870;
  --border-lt:   #E0CCA0;

  --c1:  #A83838;   /* 1st declension – terracotta red    */
  --c1b: #F8ECEC;
  --c2:  #1A5C9A;   /* 2nd decl M – cobalt blue           */
  --c2b: #E8F0FA;
  --c2n: #1A7A9A;   /* 2nd decl N – teal blue             */
  --c2nb:#E6F4F8;
  --c3:  #1E7050;   /* 3rd decl – forest green            */
  --c3b: #E8F4EE;
  --c3i: #2A8A5E;   /* 3rd i-stem – lighter green         */
  --c3ib:#EBF6F2;
  --c4:  #5A30A0;   /* 4th decl – violet                  */
  --c4b: #F0ECFA;
  --c5:  #906810;   /* 5th decl – amber                   */
  --c5b: #FAF2DC;

  --v1:  #B03820;   /* conj 1 – burnt sienna              */
  --v1b: #FAF0EC;
  --v2:  #186888;   /* conj 2 – Aegean teal               */
  --v2b: #E6F2F8;
  --v3:  #1A4E9A;   /* conj 3 – indigo                    */
  --v3b: #ECF0FA;
  --v3i: #6A3090;   /* conj 3-io – plum                   */
  --v3ib:#F4EEFC;
  --v4:  #3A6018;   /* conj 4 – olive                     */
  --v4b: #EEF4E6;

  --font-head: 'Cinzel', 'Times New Roman', serif;
  --font-body: 'EB Garamond', Georgia, serif;
  --radius: 6px;
  --shadow: 0 2px 12px rgba(80,40,10,0.10);
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.55;
  min-height: 100vh;
}

/* ---- HEADER ---- */
.site-header {
  background: var(--accent);
  background-image: repeating-linear-gradient(
    90deg,
    transparent 0px, transparent 40px,
    rgba(255,255,255,0.04) 40px, rgba(255,255,255,0.04) 41px
  );
  color: #F8EFDC;
  padding: 2rem 2rem 1.5rem;
  text-align: center;
  border-bottom: 4px solid var(--gold);
}

.site-header h1 {
  font-family: var(--font-head);
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-header .subtitle {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 1.05rem;
  color: #DFC8A8;
  margin-top: 0.3rem;
  letter-spacing: 0.12em;
}

/* ---- MAIN TABS ---- */
.main-tabs {
  display: flex;
  background: var(--bg2);
  border-bottom: 2px solid var(--border);
  padding: 0 1.5rem;
  gap: 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(80,40,10,0.08);
}

.main-tab-btn {
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink2);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  padding: 0.9rem 1.6rem 0.8rem;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
  margin-bottom: -2px;
}

.main-tab-btn:hover {
  color: var(--accent);
  background: rgba(123,40,16,0.06);
}

.main-tab-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  background: var(--bg);
}

/* ---- TAB PANELS ---- */
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ---- PAGE LAYOUT ---- */
.page-section {
  max-width: 1320px;
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
}

.section-intro {
  font-style: italic;
  color: var(--ink2);
  font-size: 0.95rem;
  margin-bottom: 1.8rem;
  padding-left: 1rem;
  border-left: 3px solid var(--gold);
}

/* ---- DECLENSION GRID ---- */
.decl-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(420px, 1fr));
  gap: 1.6rem;
}

/* ---- CARD ---- */
.card {
  background: #FDFAF2;
  border: 1px solid var(--border-lt);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  padding: 0.75rem 1rem 0.6rem;
  border-bottom: 2px solid var(--border-lt);
}

.card-header h2 {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.card-tag {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.82rem;
  color: #FDF8EE;
  padding: 0.15em 0.6em;
  border-radius: 3px;
  white-space: nowrap;
}

.card-gender {
  font-size: 0.8rem;
  color: var(--ink3);
  font-style: italic;
  margin-left: auto;
}

/* ---- STANDARD TABLE ---- */
.ref-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-body);
  font-size: 0.88rem;
}

.ref-table thead th {
  font-family: var(--font-head);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.45rem 0.6rem;
  text-align: center;
  background: var(--bg2);
  color: var(--ink2);
  border-bottom: 1.5px solid var(--border);
}

.ref-table thead th.group-sg { background: rgba(184,136,14,0.12); }
.ref-table thead th.group-pl { background: rgba(123,40,16,0.08); }

.ref-table tbody tr th {
  font-family: var(--font-head);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--ink2);
  padding: 0.4rem 0.8rem 0.4rem 1rem;
  text-align: left;
  font-weight: 600;
  white-space: nowrap;
  background: var(--bg2);
  border-right: 1.5px solid var(--border-lt);
}

.ref-table tbody td {
  padding: 0.4rem 0.7rem;
  text-align: center;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--ink);
  border: 1px solid var(--border-lt);
  vertical-align: middle;
}

.ref-table tbody tr:nth-child(even) td { background: rgba(200,168,112,0.06); }
.ref-table tbody tr:hover td { background: rgba(123,40,16,0.05); }

/* Divider between sg and pl columns */
.ref-table td.col-div { border-left: 2px solid var(--border); }

/* NOTE cells (PPP + esse etc.) */
.ref-table td.ppp {
  font-style: italic;
  font-size: 0.82rem;
  color: var(--ink3);
}

/* ---- ACCENT STRIPS ON CARDS ---- */
.card[data-decl="1"] .card-header { border-left: 4px solid var(--c1); }
.card[data-decl="2m"] .card-header { border-left: 4px solid var(--c2); }
.card[data-decl="2n"] .card-header { border-left: 4px solid var(--c2n); }
.card[data-decl="3"] .card-header  { border-left: 4px solid var(--c3); }
.card[data-decl="3i"] .card-header { border-left: 4px solid var(--c3i); }
.card[data-decl="4m"] .card-header { border-left: 4px solid var(--c4); }
.card[data-decl="4n"] .card-header { border-left: 4px solid var(--c4); }
.card[data-decl="5"] .card-header  { border-left: 4px solid var(--c5); }

.card[data-decl="1"]  .tag-pill { background: var(--c1); }
.card[data-decl="2m"] .tag-pill { background: var(--c2); }
.card[data-decl="2n"] .tag-pill { background: var(--c2n); }
.card[data-decl="3"]  .tag-pill { background: var(--c3); }
.card[data-decl="3i"] .tag-pill { background: var(--c3i); }
.card[data-decl="4m"] .tag-pill { background: var(--c4); }
.card[data-decl="4n"] .tag-pill { background: var(--c4); }
.card[data-decl="5"]  .tag-pill { background: var(--c5); }

/* Column highlight by declension for 3rd neuter */
.hl-same { background: rgba(184,136,14,0.12) !important; font-style: italic; }

/* ---- CONJUGATION SECTION ---- */
.conj-nav {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.conj-btn {
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius);
  border: 1.5px solid;
  cursor: pointer;
  transition: all 0.18s;
  background: #FDFAF2;
}

.conj-btn[data-conj="v1"] { color: var(--v1); border-color: var(--v1); }
.conj-btn[data-conj="v1"].active, .conj-btn[data-conj="v1"]:hover { background: var(--v1); color: #FFF; }
.conj-btn[data-conj="v2"] { color: var(--v2); border-color: var(--v2); }
.conj-btn[data-conj="v2"].active, .conj-btn[data-conj="v2"]:hover { background: var(--v2); color: #FFF; }
.conj-btn[data-conj="v3"] { color: var(--v3); border-color: var(--v3); }
.conj-btn[data-conj="v3"].active, .conj-btn[data-conj="v3"]:hover { background: var(--v3); color: #FFF; }
.conj-btn[data-conj="v3i"] { color: var(--v3i); border-color: var(--v3i); }
.conj-btn[data-conj="v3i"].active, .conj-btn[data-conj="v3i"]:hover { background: var(--v3i); color: #FFF; }
.conj-btn[data-conj="v4"] { color: var(--v4); border-color: var(--v4); }
.conj-btn[data-conj="v4"].active, .conj-btn[data-conj="v4"]:hover { background: var(--v4); color: #FFF; }

.conj-panel { display: none; }
.conj-panel.active { display: block; }

.conj-panel-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.2rem;
  padding-bottom: 0.7rem;
  border-bottom: 2px solid var(--border-lt);
}

.conj-panel-header h2 {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ink);
}

.conj-badge {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 1rem;
  color: #FDF8EE;
  padding: 0.2em 0.8em;
  border-radius: 4px;
}

/* inner mood tabs */
.mood-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 1.2rem;
  border-bottom: 2px solid var(--border-lt);
}

.mood-btn {
  font-family: var(--font-head);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 0.55rem 1.2rem 0.5rem;
  background: none;
  border: none;
  border-bottom: 2.5px solid transparent;
  color: var(--ink2);
  cursor: pointer;
  margin-bottom: -2px;
  transition: color 0.18s, border-color 0.18s;
}

.mood-btn:hover { color: var(--ink); }
.mood-btn.active { color: var(--accent); border-bottom-color: var(--accent); }

.mood-panel { display: none; }
.mood-panel.active { display: block; }

/* Voice pair layout */
.voice-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 900px) {
  .voice-pair { grid-template-columns: 1fr; }
  .decl-grid { grid-template-columns: 1fr; }
}

.voice-block h3 {
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink2);
  margin-bottom: 0.5rem;
}

/* Scrollable table wrapper */
.tbl-wrap { overflow-x: auto; }

/* Tense header grouping */
.ref-table thead th.tense-pres { background: rgba(30,112,80,0.10); }
.ref-table thead th.tense-impf { background: rgba(26,78,154,0.09); }
.ref-table thead th.tense-fut  { background: rgba(90,48,160,0.09); }
.ref-table thead th.tense-perf { background: rgba(184,136,14,0.14); }
.ref-table thead th.tense-plpf { background: rgba(184,136,14,0.10); }
.ref-table thead th.tense-fpf  { background: rgba(184,136,14,0.07); }

/* ---- NON-FINITE FORMS ---- */
.nonfinite-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 0.5rem;
}

.nf-card {
  background: #FDFAF2;
  border: 1px solid var(--border-lt);
  border-radius: var(--radius);
  padding: 0.8rem 1rem;
}

.nf-card h4 {
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink2);
  margin-bottom: 0.5rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--border-lt);
}

.nf-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.25rem 0;
  font-size: 0.88rem;
  border-bottom: 1px dotted var(--border-lt);
}

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

.nf-label {
  font-family: var(--font-head);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--ink3);
  text-transform: uppercase;
  min-width: 70px;
}

.nf-val {
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--ink);
  text-align: right;
}

/* Imperative */
.imp-row {
  display: flex;
  gap: 2rem;
  margin-top: 0.8rem;
  padding: 0.7rem 1rem;
  background: var(--gold-lt);
  border: 1px solid var(--border-lt);
  border-radius: var(--radius);
}

.imp-cell { font-size: 0.9rem; }
.imp-cell .lbl {
  font-family: var(--font-head);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink3);
  display: block;
}
.imp-cell .val { font-size: 1rem; }

/* ---- ENCLITICS ---- */
.enclitic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.4rem;
  margin-bottom: 2rem;
}

.enc-card {
  background: #FDFAF2;
  border: 1px solid var(--border-lt);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.enc-card-top {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.75rem 1rem;
  background: var(--bg2);
  border-bottom: 1.5px solid var(--border-lt);
}

.enc-morpheme {
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--accent);
}

.enc-gloss {
  font-style: italic;
  font-size: 0.92rem;
  color: var(--ink2);
}

.enc-body { padding: 0.8rem 1rem; }

.enc-desc {
  font-size: 0.88rem;
  color: var(--ink2);
  margin-bottom: 0.7rem;
  line-height: 1.5;
}

.enc-examples {
  list-style: none;
  font-size: 0.9rem;
}

.enc-examples li {
  padding: 0.3rem 0;
  border-bottom: 1px dotted var(--border-lt);
  display: flex;
  gap: 0.7rem;
  align-items: baseline;
}

.enc-examples li:last-child { border-bottom: none; }

.enc-form {
  font-family: var(--font-head);
  font-size: 0.85rem;
  color: var(--accent);
  min-width: 110px;
  font-weight: 600;
}

.enc-meaning {
  font-style: italic;
  color: var(--ink2);
  font-size: 0.86rem;
}

/* cum enclitic special table */
.cum-table {
  width: 100%;
  font-size: 0.88rem;
}

.cum-table td, .cum-table th {
  padding: 0.3rem 0.6rem;
  border: 1px solid var(--border-lt);
}

.cum-table th {
  background: var(--bg2);
  font-family: var(--font-head);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink2);
}

.cum-table td:first-child { font-style: italic; }
.cum-table td:last-child { font-family: var(--font-head); font-weight: 600; color: var(--accent); }

/* ---- PERSONAL ENDINGS SUMMARY ---- */
.endings-summary {
  background: #FDFAF2;
  border: 1px solid var(--border-lt);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 1.8rem;
  box-shadow: var(--shadow);
}

.endings-summary h3 {
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.65rem 1rem;
  background: var(--bg2);
  border-bottom: 1.5px solid var(--border);
  color: var(--ink2);
}

.endings-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

@media (max-width: 700px) {
  .endings-pair { grid-template-columns: 1fr; }
  .voice-pair { grid-template-columns: 1fr; }
}

.endings-pair > div { padding: 0.8rem 1rem; }
.endings-pair > div:first-child { border-right: 1px solid var(--border-lt); }

.endings-pair h4 {
  font-family: var(--font-head);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink2);
  margin-bottom: 0.5rem;
}

/* ---- UTILITIES ---- */
.mt { margin-top: 1.4rem; }
.note {
  font-style: italic;
  font-size: 0.82rem;
  color: var(--ink3);
  margin-top: 0.5rem;
  padding-left: 0.8rem;
}