/* ── Reset & Base ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:       #060e1a;
  --bg2:      #0a1628;
  --bg3:      #0d2137;
  --border:   #1e3a5f;
  --blue:     #00d4ff;
  --orange:   #ff6b35;
  --purple:   #a78bfa;
  --green:    #34d399;
  --yellow:   #fbbf24;
  --muted:    #94a3b8;
  --text:     #c8e6ff;
  --textbold: #e0f4ff;
  --danger:   #ff7070;
}

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 15px;
  min-height: 100vh;
}

a { color: var(--blue); text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }

/* ── Layout ──────────────────────────────────────────────────────────────── */
.app-wrap {
  background: linear-gradient(160deg, #060e1a 0%, #0a1628 60%, #060e1a 100%);
  min-height: 100vh;
  padding-bottom: 48px;
}

.container { max-width: 900px; margin: 0 auto; padding: 0 16px; }

/* ── Header ──────────────────────────────────────────────────────────────── */
.header {
  background: rgba(6,14,26,0.95);
  border-bottom: 1px solid var(--border);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
}
.header-logo { display: flex; align-items: center; gap: 10px; }
.header-logo .logo-icon { font-size: 24px; }
.header-logo .logo-title { font-size: 16px; font-weight: 800; color: var(--blue); letter-spacing: -0.5px; }
.header-logo .logo-sub   { font-size: 9px;  color: var(--muted); letter-spacing: 2px; }
.header-actions { display: flex; align-items: center; gap: 10px; }

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  border: none; border-radius: 10px;
  padding: 9px 16px; font-size: 13px; font-weight: 700; cursor: pointer;
  transition: opacity .15s;
}
.btn:hover { opacity: .85; }
.btn-primary   { background: linear-gradient(135deg, var(--blue), #0088cc); color: #060e1a; }
.btn-purple    { background: linear-gradient(135deg, var(--purple), #7c3aed); color: #fff; }
.btn-ghost     { background: transparent; border: 1px solid var(--border); color: var(--muted); }
.btn-danger    { background: rgba(255,70,70,.1); border: 1px solid #ff444433; color: var(--danger); }
.btn-green     { background: linear-gradient(135deg, var(--green), #059669); color: #060e1a; }
.btn-sm        { padding: 6px 12px; font-size: 12px; border-radius: 8px; }
.btn:disabled  { opacity: .4; cursor: not-allowed; }

/* ── User badge ──────────────────────────────────────────────────────────── */
.user-badge {
  display: flex; align-items: center; gap: 8px;
  background: rgba(0,212,255,.08); border: 1px solid rgba(0,212,255,.2);
  border-radius: 20px; padding: 6px 12px; cursor: pointer;
  transition: border-color .2s;
}
.user-badge:hover { border-color: rgba(0,212,255,.5); }
.user-badge .name { font-size: 13px; font-weight: 600; color: var(--textbold); }
.user-badge .back { font-size: 11px; color: var(--muted); }

/* ── Cards / panels ──────────────────────────────────────────────────────── */
.card {
  background: rgba(13,33,55,.85);
  border: 1px solid var(--border);
  border-radius: 16px;
}
.card-body { padding: 22px; }

.panel {
  background: rgba(13,33,55,.9);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px;
}

/* ── Stats grid ──────────────────────────────────────────────────────────── */
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; margin-top: 16px; }
.stat-card {
  background: rgba(13,33,55,.8);
  border-radius: 12px; padding: 12px 14px;
  display: flex; flex-direction: column; gap: 3px;
}
.stat-icon  { font-size: 18px; }
.stat-value { font-size: 18px; font-weight: 800; font-family: monospace; }
.stat-label { font-size: 9px; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; }

/* ── Tabs ────────────────────────────────────────────────────────────────── */
.tabs { display: flex; gap: 8px; margin: 16px 0; flex-wrap: wrap; }
.tab {
  background: transparent; border: 1px solid var(--border);
  border-radius: 10px; color: var(--muted);
  padding: 8px 18px; font-weight: 700; font-size: 13px; cursor: pointer;
  position: relative; transition: all .2s;
}
.tab.active { background: rgba(0,212,255,.1); border-color: rgba(0,212,255,.3); color: var(--blue); }
.tab.purple.active { background: rgba(167,139,250,.1); border-color: rgba(167,139,250,.3); color: var(--purple); }
.tab .badge {
  position: absolute; top: -6px; right: -6px;
  background: var(--purple); color: #060e1a;
  border-radius: 20px; font-size: 10px; font-weight: 800;
  padding: 2px 6px; min-width: 18px; text-align: center;
}

/* ── Forms ───────────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 20px; }
.form-row   { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 20px; }
.form-row.three { grid-template-columns: 1fr 1fr 1fr; }
label.lbl {
  display: block; font-size: 11px; color: var(--muted);
  text-transform: uppercase; letter-spacing: 1px; margin-bottom: 6px;
}
.inp {
  width: 100%; background: rgba(10,22,40,.9);
  border: 1px solid var(--border); border-radius: 8px;
  color: var(--text); padding: 10px 14px; font-size: 14px;
  outline: none; transition: border-color .2s;
}
.inp:focus { border-color: rgba(0,212,255,.5); }
textarea.inp { resize: vertical; min-height: 80px; }
select.inp option { background: #0d2137; }

/* ── Pills ───────────────────────────────────────────────────────────────── */
.pills { display: flex; gap: 8px; flex-wrap: wrap; }
.pill {
  background: transparent; border: 1px solid var(--border);
  border-radius: 20px; color: var(--muted);
  padding: 6px 14px; font-size: 13px; cursor: pointer; font-family: inherit;
  transition: all .15s;
}
.pill.active-blue   { background: rgba(0,212,255,.15); border-color: var(--blue); color: var(--blue); font-weight: 700; }
.pill.active-green  { background: rgba(52,211,153,.15); border-color: var(--green); color: var(--green); font-weight: 700; }
.pill.active-orange { background: rgba(255,107,53,.15); border-color: var(--orange); color: var(--orange); font-weight: 700; }
.pill.active-yellow { background: rgba(251,191,36,.15); border-color: var(--yellow); color: var(--yellow); font-weight: 700; }
.pill.active-purple { background: rgba(167,139,250,.15); border-color: var(--purple); color: var(--purple); font-weight: 700; }

/* ── Stars ───────────────────────────────────────────────────────────────── */
.stars { display: flex; gap: 3px; align-items: center; flex-wrap: wrap; }
.star  { font-size: 22px; cursor: pointer; color: var(--border); transition: color .1s; user-select: none; }
.star.on { color: var(--yellow); }
.star-label { font-size: 13px; color: var(--yellow); margin-left: 6px; }

/* ── Dive list ───────────────────────────────────────────────────────────── */
.dive-list { display: flex; flex-direction: column; gap: 10px; }
.dive-card {
  background: rgba(13,33,55,.8); border: 1px solid var(--border);
  border-radius: 14px; padding: 14px 18px;
  display: flex; gap: 14px; align-items: center;
  cursor: pointer; transition: border-color .2s;
}
.dive-card:hover { border-color: rgba(0,212,255,.35); }
.dive-card.shared { background: rgba(30,20,60,.85); border-color: rgba(167,139,250,.25); }
.dive-card.shared:hover { border-color: rgba(167,139,250,.55); }
.dive-icon {
  width: 46px; height: 46px; border-radius: 10px;
  background: rgba(0,212,255,.07);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; flex-shrink: 0;
}
.dive-icon.shared-icon { background: rgba(167,139,250,.1); }
.dive-info { flex: 1; min-width: 0; }
.dive-title { font-weight: 700; font-size: 15px; color: var(--textbold); }
.dive-municipality { color: var(--muted); font-size: 13px; margin-left: 8px; }
.dive-meta  { display: flex; gap: 10px; margin-top: 6px; flex-wrap: wrap; font-size: 12px; }
.dive-num   { font-size: 12px; font-weight: 700; color: var(--blue); }
.dive-date  { font-size: 11px; color: var(--muted); }
.dive-shared-by { font-size: 11px; color: var(--purple); margin-bottom: 3px; }
.dive-arrow { color: var(--muted); font-size: 18px; }

/* ── Detail grid ─────────────────────────────────────────────────────────── */
.detail-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 9px; margin-bottom: 14px; }
.detail-cell { background: rgba(10,22,40,.8); border-radius: 10px; padding: 10px 12px; }
.detail-cell .dc-label { font-size: 10px; color: var(--muted); margin-bottom: 3px; }
.detail-cell .dc-value { font-size: 14px; font-weight: 700; }

/* ── Chips (buddies) ─────────────────────────────────────────────────────── */
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 8px; }
.chip {
  background: rgba(0,212,255,.15); border: 1px solid rgba(0,212,255,.3);
  border-radius: 20px; padding: 4px 12px; font-size: 13px; color: var(--blue);
  display: flex; align-items: center; gap: 6px;
}
.chip-remove { cursor: pointer; color: var(--muted); font-weight: 700; font-size: 15px; }

/* ── Autocomplete dropdown ───────────────────────────────────────────────── */
.autocomplete-wrap { position: relative; }
.dropdown {
  position: absolute; top: 100%; left: 0; right: 0;
  background: #0d2137; border: 1px solid rgba(0,212,255,.25);
  border-radius: 8px; z-index: 300; max-height: 180px; overflow-y: auto; margin-top: 4px;
}
.dropdown-item {
  padding: 9px 14px; cursor: pointer; font-size: 14px;
  color: var(--text); border-bottom: 1px solid rgba(30,58,95,.3);
}
.dropdown-item:hover { background: #1a3a5c; }
.dropdown-item.add   { color: var(--blue); border-top: 1px solid var(--border); }

/* ── Map ─────────────────────────────────────────────────────────────────── */
.map-wrap {
  position: relative; width: 100%; border-radius: 16px;
  overflow: hidden; background: #0a1628; border: 1px solid var(--border);
}
.map-wrap svg { width: 100%; display: block; }
.map-tooltip {
  position: absolute; background: rgba(6,14,26,.95);
  border: 1px solid var(--blue); border-radius: 8px;
  padding: 8px 12px; pointer-events: none; z-index: 10;
  white-space: nowrap; color: var(--textbold); font-size: 13px;
  transform: translate(-50%, -110%);
}
.map-hint { position: absolute; bottom: 10px; right: 12px; font-size: 11px; color: var(--muted); }

/* ── Auth screens ────────────────────────────────────────────────────────── */
.auth-screen {
  min-height: 100vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 24px;
  background: linear-gradient(160deg, #060e1a 0%, #0a1628 60%, #060e1a 100%);
}
.auth-box {
  width: 100%; max-width: 380px;
  background: rgba(13,33,55,.9);
  border: 1px solid var(--border); border-radius: 20px; padding: 32px;
}
.auth-logo { text-align: center; margin-bottom: 28px; }
.auth-logo .icon  { font-size: 44px; }
.auth-logo .title { font-size: 22px; font-weight: 800; color: var(--blue); letter-spacing: -1px; margin-top: 6px; }
.auth-logo .sub   { font-size: 10px; color: var(--muted); letter-spacing: 3px; }
.auth-tabs { display: flex; gap: 0; margin-bottom: 24px; border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.auth-tab  { flex: 1; padding: 10px; text-align: center; font-size: 13px; font-weight: 700; color: var(--muted); cursor: pointer; background: transparent; border: none; transition: all .2s; }
.auth-tab.active { background: rgba(0,212,255,.15); color: var(--blue); }
.avatar-grid { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.avatar-btn  {
  font-size: 22px; padding: 8px; background: transparent;
  border: 1px solid var(--border); border-radius: 10px; cursor: pointer;
  transition: all .15s;
}
.avatar-btn.selected { background: rgba(0,212,255,.15); border-color: var(--blue); }
.auth-error { background: rgba(255,70,70,.1); border: 1px solid #ff444433; border-radius: 8px; padding: 10px 14px; font-size: 13px; color: var(--danger); margin-bottom: 14px; }
.auth-switch { text-align: center; font-size: 13px; color: var(--muted); margin-top: 16px; }

/* ── Admin panel ─────────────────────────────────────────────────────────── */
.admin-user-row {
  display: flex; align-items: center; gap: 12px;
  background: rgba(10,22,40,.8); border-radius: 10px; padding: 12px 16px;
  margin-bottom: 8px;
}
.admin-user-row .ava { font-size: 24px; }
.admin-user-row .info { flex: 1; }
.admin-user-row .uname { font-weight: 700; color: var(--textbold); }
.admin-user-row .umeta { font-size: 12px; color: var(--muted); }
.role-badge {
  font-size: 11px; font-weight: 700; padding: 3px 10px; border-radius: 20px;
  border: 1px solid;
}
.role-badge.admin { color: var(--orange); border-color: rgba(255,107,53,.4); background: rgba(255,107,53,.1); }
.role-badge.user  { color: var(--muted); border-color: rgba(148,163,184,.3); background: transparent; }

/* ── Search ──────────────────────────────────────────────────────────────── */
.search-wrap { margin-bottom: 14px; }

/* ── Modal overlay ───────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.7);
  z-index: 500; display: flex; align-items: center; justify-content: center; padding: 20px;
}
.modal-box {
  background: #0d2137; border: 1px solid rgba(167,139,250,.4);
  border-radius: 20px; padding: 28px; max-width: 400px; width: 100%;
  box-shadow: 0 0 60px rgba(167,139,250,.15);
}

/* ── Toast ───────────────────────────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: #0d2137; border: 1px solid var(--green);
  border-radius: 12px; padding: 12px 20px; font-size: 14px; color: var(--green);
  z-index: 999; box-shadow: 0 4px 20px rgba(0,0,0,.4);
  animation: fadeup .3s ease;
}
@keyframes fadeup { from { opacity:0; transform:translateX(-50%) translateY(10px); } to { opacity:1; transform:translateX(-50%) translateY(0); } }

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .stats-grid  { grid-template-columns: repeat(2,1fr); }
  .form-row    { grid-template-columns: 1fr; }
  .form-row.three { grid-template-columns: 1fr 1fr; }
  .detail-grid { grid-template-columns: repeat(2,1fr); }
  .header      { padding: 10px 14px; }
  .user-badge .name { display: none; }
}

/* ── Empty state ─────────────────────────────────────────────────────────── */
.empty { text-align: center; color: var(--muted); padding: 48px 16px; }
.empty .empty-icon { font-size: 40px; margin-bottom: 12px; }
.empty p { font-size: 15px; }
.empty small { font-size: 13px; margin-top: 6px; display: block; }

/* ── Back link ───────────────────────────────────────────────────────────── */
.back-link { background: none; border: none; color: var(--muted); font-size: 14px; cursor: pointer; padding: 0; margin-bottom: 14px; }
.back-link:hover { color: var(--text); }

/* ── Section title ───────────────────────────────────────────────────────── */
.section-title { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 14px; margin-top: 8px; }

/* ── Shared banner ───────────────────────────────────────────────────────── */
.shared-banner {
  background: rgba(167,139,250,.08); border: 1px solid rgba(167,139,250,.25);
  border-radius: 10px; padding: 12px 16px; font-size: 13px; color: var(--purple);
  margin-bottom: 14px;
}