/* ============================================================
   css/style.css — GEA Field Day  (Green & Gold, mobile-first)
   ============================================================ */

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
  --green:       #1B5E20;
  --green-mid:   #2E7D32;
  --green-light: #4CAF50;
  --green-pale:  #C8E6C9;
  --gold:        #F9A825;
  --gold-dark:   #F57F17;
  --gold-pale:   #FFF9C4;
  --white:       #FFFFFF;
  --off-white:   #F5F5F5;
  --gray:        #757575;
  --dark:        #1A1A1A;
  --red:         #C62828;
  --red-pale:    #FFCDD2;
  --radius:      10px;
  --shadow:      0 3px 12px rgba(0,0,0,0.18);
  --font:        'Segoe UI', Arial, sans-serif;
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  background: var(--off-white);
  color: var(--dark);
  min-height: 100vh;
  padding-bottom: 2rem;
}

/* ── Header ────────────────────────────────────────────────── */
.app-header {
  background: var(--green);
  color: var(--white);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.app-header img { height: 44px; width: auto; border-radius: 4px; }
.header-title {
  flex: 1;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}
.header-greeting { font-size: 0.85rem; opacity: 0.9; }
.header-badge {
  background: var(--gold);
  color: var(--dark);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  text-transform: uppercase;
}

/* ── Layout ────────────────────────────────────────────────── */
.page { max-width: 700px; margin: 0 auto; padding: 1rem; }
.page-wide { max-width: 1100px; margin: 0 auto; padding: 1rem; }

/* ── Cards ─────────────────────────────────────────────────── */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem 1.1rem;
  margin-bottom: 1rem;
}
.card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.card-gold { border-left: 5px solid var(--gold); }
.card-green { border-left: 5px solid var(--green-light); }
.card-red   { border-left: 5px solid var(--red); }

/* ── Timer block ───────────────────────────────────────────── */
.timer-block {
  background: var(--green);
  color: var(--white);
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
  margin-bottom: 1rem;
}
.timer-label { font-size: 0.85rem; text-transform: uppercase; opacity: 0.85; }
.timer-display {
  font-size: 3.5rem;
  font-weight: 900;
  letter-spacing: 2px;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.timer-display.warning { color: var(--gold); }
.timer-display.danger  { color: #FF8A65; animation: pulse 1s infinite; }
.timer-sub { font-size: 0.85rem; opacity: 0.8; margin-top: 0.2rem; }

@keyframes pulse {
  0%, 100% { opacity: 1; } 50% { opacity: 0.5; }
}

/* ── Phase badge ───────────────────────────────────────────── */
.phase-banner {
  background: var(--gold);
  color: var(--dark);
  text-align: center;
  font-weight: 800;
  font-size: 1rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* ── Stat grid ─────────────────────────────────────────────── */
.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.stat-box {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 0.8rem;
  text-align: center;
}
.stat-value {
  font-size: 2rem;
  font-weight: 900;
  color: var(--green);
  line-height: 1;
}
.stat-value.gold { color: var(--gold-dark); }
.stat-label { font-size: 0.75rem; color: var(--gray); text-transform: uppercase; margin-top: 0.2rem; }

/* ── Rank pill ─────────────────────────────────────────────── */
.rank-1 { background: var(--gold); color: var(--dark); }
.rank-2 { background: #B0BEC5; color: var(--dark); }
.rank-3 { background: #BCAAA4; color: var(--dark); }
.rank-pill {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.85rem;
}

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.2rem;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: filter 0.15s, transform 0.1s;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  user-select: none;
}
.btn:active { transform: scale(0.95); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }

.btn-primary { background: var(--green); color: var(--white); }
.btn-gold    { background: var(--gold); color: var(--dark); }
.btn-danger  { background: var(--red); color: var(--white); }
.btn-gray    { background: #E0E0E0; color: var(--dark); }
.btn-outline { background: transparent; border: 2px solid var(--green); color: var(--green); }

/* Score buttons */
.score-btns { display: flex; gap: 0.6rem; flex-wrap: wrap; margin: 0.5rem 0; }
.btn-plus  { background: var(--green); color: var(--white); min-width: 70px; font-size: 1.3rem; padding: 0.8rem 1rem; }
.btn-minus { background: var(--red);   color: var(--white); min-width: 70px; font-size: 1.3rem; padding: 0.8rem 1rem; }
.btn-score-locked { opacity: 0.4; cursor: not-allowed !important; }

.btn-full { width: 100%; }
.btn-sm { font-size: 0.8rem; padding: 0.4rem 0.8rem; }

/* ── Forms ─────────────────────────────────────────────────── */
.form-group { margin-bottom: 1rem; }
.form-label { display: block; font-weight: 600; margin-bottom: 0.3rem; font-size: 0.9rem; }
.form-input {
  width: 100%;
  padding: 0.6rem 0.8rem;
  border: 2px solid #BDBDBD;
  border-radius: var(--radius);
  font-size: 1rem;
  transition: border-color 0.2s;
  background: var(--white);
}
.form-input:focus { outline: none; border-color: var(--green); }
select.form-input { appearance: none; }

/* ── Tables ────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th {
  background: var(--green);
  color: var(--white);
  padding: 0.6rem 0.8rem;
  text-align: left;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.5px;
}
td { padding: 0.55rem 0.8rem; border-bottom: 1px solid #EEEEEE; }
tr:last-child td { border-bottom: none; }
tr:nth-child(even) td { background: #FAFAFA; }
tr.highlight td { background: var(--gold-pale) !important; font-weight: 700; }

/* ── Schedule ──────────────────────────────────────────────── */
.schedule-list { list-style: none; }
.schedule-list li {
  display: flex;
  gap: 0.75rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid #EEEEEE;
  font-size: 0.9rem;
  align-items: flex-start;
}
.schedule-list li:last-child { border-bottom: none; }
.sched-time { min-width: 130px; font-weight: 600; color: var(--green-mid); font-size: 0.82rem; }
.sched-active { background: var(--gold-pale); border-radius: 6px; padding: 0.3rem 0.5rem; }

/* ── Leaderboard ───────────────────────────────────────────── */
.lb-row { display: flex; align-items: center; gap: 0.6rem; padding: 0.5rem 0.75rem; }
.lb-row:not(:last-child) { border-bottom: 1px solid #EEE; }
.lb-rank { font-size: 1.2rem; font-weight: 900; width: 28px; text-align: center; }
.lb-name { flex: 1; font-weight: 600; }
.lb-captain { font-size: 0.78rem; color: var(--gray); }
.lb-score { font-size: 1.3rem; font-weight: 900; color: var(--green); }

/* ── Championship bracket ──────────────────────────────────── */
.bracket { display: grid; gap: 1rem; }
.match-card {
  border: 2px solid var(--green-pale);
  border-radius: var(--radius);
  overflow: hidden;
}
.match-title {
  background: var(--green);
  color: var(--white);
  padding: 0.4rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
}
.match-team {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid #EEE;
  font-weight: 600;
}
.match-team:last-child { border-bottom: none; }
.match-team.winner { background: var(--gold-pale); }
.match-team.tbd { color: var(--gray); font-style: italic; }
.match-vs {
  background: #EEE;
  text-align: center;
  font-size: 0.75rem;
  color: var(--gray);
  padding: 0.2rem;
}

/* ── Vote card ─────────────────────────────────────────────── */
.vote-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.6rem; }
.vote-option {
  border: 2px solid #DDD;
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s;
  font-weight: 600;
}
.vote-option:hover  { border-color: var(--green); background: var(--green-pale); }
.vote-option.selected { border-color: var(--green); background: var(--green); color: var(--white); }

/* ── Score event log ───────────────────────────────────────── */
.event-log { max-height: 260px; overflow-y: auto; }
.event-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.4rem 0;
  border-bottom: 1px solid #EEE;
  font-size: 0.85rem;
}
.event-delta { font-weight: 800; }
.event-delta.pos { color: var(--green); }
.event-delta.neg { color: var(--red); }
.event-void-btn { font-size: 0.7rem; color: var(--red); cursor: pointer; background: none; border: none; }

/* ── Alerts ────────────────────────────────────────────────── */
.alert {
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
  font-weight: 600;
}
.alert-info    { background: #E3F2FD; color: #1565C0; }
.alert-success { background: var(--green-pale); color: var(--green); }
.alert-warn    { background: var(--gold-pale); color: var(--gold-dark); }
.alert-error   { background: var(--red-pale); color: var(--red); }
.alert-hidden  { display: none; }

/* ── Locked overlay ────────────────────────────────────────── */
.locked-banner {
  background: var(--red);
  color: var(--white);
  text-align: center;
  font-weight: 800;
  font-size: 1rem;
  padding: 0.6rem;
  border-radius: var(--radius);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.locked-banner.hidden { display: none; }

/* ── Stopwatch ─────────────────────────────────────────────── */
.stopwatch-display {
  font-size: 2.5rem;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  color: var(--green);
  text-align: center;
  padding: 0.5rem 0;
}
.stopwatch-btns { display: flex; gap: 0.5rem; justify-content: center; }

/* ── Admin controls ────────────────────────────────────────── */
.admin-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
@media (max-width: 480px) { .admin-grid { grid-template-columns: 1fr; } }

.control-panel {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem;
  margin-bottom: 1rem;
}
.control-panel h3 {
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--gray);
  letter-spacing: 0.5px;
  margin-bottom: 0.75rem;
  border-bottom: 2px solid var(--green-pale);
  padding-bottom: 0.4rem;
}

/* ── Tabs ──────────────────────────────────────────────────── */
.tabs { display: flex; gap: 0; margin-bottom: 1rem; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.tab-btn {
  flex: 1;
  padding: 0.65rem 0.5rem;
  border: none;
  background: #E0E0E0;
  color: var(--dark);
  font-weight: 700;
  font-size: 0.82rem;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: background 0.15s;
}
.tab-btn.active { background: var(--green); color: var(--white); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── Toast ─────────────────────────────────────────────────── */
#toast {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--dark);
  color: var(--white);
  padding: 0.7rem 1.4rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  transition: transform 0.3s;
  z-index: 9999;
  white-space: nowrap;
  pointer-events: none;
  max-width: 90vw;
  white-space: normal;
  text-align: center;
}
#toast.show { transform: translateX(-50%) translateY(0); }

/* ── QR / token link ───────────────────────────────────────── */
.token-link { word-break: break-all; font-size: 0.8rem; color: var(--green); }

/* ── Responsive ────────────────────────────────────────────── */
@media (min-width: 600px) {
  .stat-grid { grid-template-columns: repeat(4, 1fr); }
  .bracket   { grid-template-columns: 1fr 1fr 1fr; }
}
@media (max-width: 380px) {
  .timer-display { font-size: 2.8rem; }
  .stat-value    { font-size: 1.6rem; }
}

/* ── Login page ────────────────────────────────────────────── */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--green);
  padding: 1rem;
}
.login-box {
  background: var(--white);
  border-radius: 16px;
  padding: 2rem;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.25);
}
.login-logo { display: block; height: 60px; margin: 0 auto 1rem; }
.login-title { text-align: center; font-size: 1.3rem; font-weight: 800; color: var(--green); margin-bottom: 1.5rem; }

/* ── Announcement bar ──────────────────────────────────────── */
.announcement-bar {
  background: var(--gold);
  color: var(--dark);
  padding: 0.5rem 1rem;
  text-align: center;
  font-weight: 700;
  font-size: 0.9rem;
}
.announcement-bar:empty { display: none; }

/* ── Section heading ───────────────────────────────────────── */
.section-heading {
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--gray);
  letter-spacing: 0.8px;
  font-weight: 700;
  margin: 1.25rem 0 0.5rem;
}