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

:root {
  --clr-bg:       #0f0f13;
  --clr-surface:  #1a1a24;
  --clr-surface2: #23232f;
  --clr-border:   #2e2e3e;
  --clr-accent:   #7c5cfc;
  --clr-accent2:  #a07cf9;
  --clr-danger:   #f25e5e;
  --clr-success:  #4eca8b;
  --clr-text:     #e8e8f0;
  --clr-muted:    #7878a0;
  --clr-white:    #ffffff;
  --radius:       12px;
  --radius-sm:    8px;
  --font:         'Inter', system-ui, -apple-system, sans-serif;
  --shadow:       0 4px 24px rgba(0,0,0,.4);
}

html { font-size: 16px; }

body {
  font-family: var(--font);
  background: var(--clr-bg);
  color: var(--clr-text);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--clr-accent2); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

/* ─── Layout ────────────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 640px;
  margin: 0 auto;
  padding: 0 1rem;
}

.page-wrap {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main { flex: 1; padding: 2rem 0 4rem; }

/* ─── Navbar ────────────────────────────────────────────────────────────── */
nav {
  background: var(--clr-surface);
  border-bottom: 1px solid var(--clr-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .85rem 1rem;
  max-width: 640px;
  margin: 0 auto;
}

.nav-brand {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--clr-white);
  letter-spacing: -.02em;
}

.nav-brand span { color: var(--clr-accent2); }

.nav-links { display: flex; gap: .5rem; align-items: center; }

.nav-links a, .nav-links button {
  font-size: .875rem;
  font-weight: 500;
  color: var(--clr-muted);
  background: none;
  border: none;
  cursor: pointer;
  padding: .4rem .75rem;
  border-radius: var(--radius-sm);
  transition: color .15s, background .15s;
}

.nav-links a:hover,
.nav-links button:hover {
  color: var(--clr-text);
  background: var(--clr-surface2);
  text-decoration: none;
}

/* ─── Cards ─────────────────────────────────────────────────────────────── */
.card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1rem;
}

.card-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: .25rem;
  color: var(--clr-white);
}

.card-meta {
  font-size: .8rem;
  color: var(--clr-muted);
  margin-bottom: 1rem;
}

.card-stats {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 1rem;
}

.stat { display: flex; flex-direction: column; }
.stat-val { font-size: 1.25rem; font-weight: 700; color: var(--clr-accent2); }
.stat-label { font-size: .75rem; color: var(--clr-muted); }

/* ─── Buttons ───────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  padding: .65rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: opacity .15s, transform .1s;
  text-decoration: none;
}
.btn:hover { opacity: .88; text-decoration: none; }
.btn:active { transform: scale(.97); }

.btn-primary { background: var(--clr-accent); color: #fff; }
.btn-secondary {
  background: var(--clr-surface2);
  color: var(--clr-text);
  border: 1px solid var(--clr-border);
}
.btn-danger { background: var(--clr-danger); color: #fff; }
.btn-success { background: var(--clr-success); color: #0f0f13; }
.btn-sm { padding: .4rem .85rem; font-size: .8rem; }
.btn-block { width: 100%; }

/* ─── Forms ─────────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.1rem; }

label {
  display: block;
  font-size: .85rem;
  font-weight: 600;
  color: var(--clr-muted);
  margin-bottom: .4rem;
  letter-spacing: .03em;
  text-transform: uppercase;
}

input[type="text"],
input[type="tel"],
input[type="number"],
textarea {
  width: 100%;
  padding: .75rem 1rem;
  background: var(--clr-surface2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  color: var(--clr-text);
  font-size: 1rem;
  font-family: var(--font);
  transition: border-color .15s;
  outline: none;
}

input:focus, textarea:focus {
  border-color: var(--clr-accent);
}

textarea { resize: vertical; min-height: 80px; }

.form-hint {
  font-size: .78rem;
  color: var(--clr-muted);
  margin-top: .3rem;
}

/* ─── Alerts ────────────────────────────────────────────────────────────── */
.alert {
  padding: .85rem 1rem;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  margin-bottom: 1rem;
}
.alert-error { background: rgba(242,94,94,.15); border: 1px solid var(--clr-danger); color: var(--clr-danger); }
.alert-success { background: rgba(78,202,139,.15); border: 1px solid var(--clr-success); color: var(--clr-success); }
.alert-info { background: rgba(124,92,252,.15); border: 1px solid var(--clr-accent); color: var(--clr-accent2); }

/* ─── Page headings ─────────────────────────────────────────────────────── */
.page-header { margin-bottom: 1.75rem; }
.page-header h1 { font-size: 1.6rem; font-weight: 800; color: var(--clr-white); margin-bottom: .25rem; }
.page-header p { color: var(--clr-muted); font-size: .9rem; }

/* ─── Badge ─────────────────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: .2rem .55rem;
  border-radius: 99px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.badge-accent { background: rgba(124,92,252,.2); color: var(--clr-accent2); }
.badge-muted { background: var(--clr-surface2); color: var(--clr-muted); }

/* ─── QR display ────────────────────────────────────────────────────────── */
.qr-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--clr-surface2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
}

.qr-wrap img {
  width: 200px;
  height: 200px;
  border-radius: 8px;
  background: white;
  padding: 8px;
}

.qr-url {
  font-size: .75rem;
  color: var(--clr-muted);
  word-break: break-all;
  text-align: center;
}

/* ─── Scan/message list ─────────────────────────────────────────────────── */
.message-thread { display: flex; flex-direction: column; gap: .75rem; }

.message-bubble {
  background: var(--clr-surface2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 1rem;
}

.message-author {
  font-size: .8rem;
  font-weight: 700;
  color: var(--clr-accent2);
  margin-bottom: .25rem;
}

.message-body { font-size: .9rem; color: var(--clr-text); }

.message-date {
  font-size: .72rem;
  color: var(--clr-muted);
  margin-top: .4rem;
}

.scan-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: .75rem 1rem;
  background: var(--clr-surface2);
  border-radius: var(--radius-sm);
  border: 1px solid var(--clr-border);
  margin-bottom: .5rem;
  font-size: .875rem;
}

.scan-coords { font-family: monospace; color: var(--clr-accent2); font-size: .82rem; }
.scan-time { color: var(--clr-muted); font-size: .75rem; }

/* ─── Maps (OpenStreetMap / Leaflet) ────────────────────────────────────── */
.mini-map {
  width: 100%;
  height: 160px;
  border-radius: var(--radius-sm);
  margin-bottom: .5rem;
  z-index: 0;
}

.detail-map {
  width: 100%;
  height: 240px;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  z-index: 0;
}

.map-address {
  margin-top: .5rem;
  font-size: .8rem;
  color: var(--clr-muted);
}
.map-address a { color: var(--clr-accent2); }

.map-empty {
  text-align: center;
  padding: 1.5rem;
  color: var(--clr-muted);
}
.map-empty .icon { font-size: 2.5rem; margin-bottom: .75rem; }

.leaflet-container {
  background: var(--clr-surface2);
  border: 1px solid var(--clr-border);
}

/* ─── Empty state ───────────────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--clr-muted);
}
.empty-state .icon { font-size: 2.5rem; margin-bottom: .75rem; }
.empty-state p { font-size: .9rem; }

/* ─── Hero (landing) ────────────────────────────────────────────────────── */
.hero {
  text-align: center;
  padding: 4rem 1rem 2rem;
}

.hero-logo {
  font-size: 3rem;
  font-weight: 900;
  letter-spacing: -.04em;
  color: var(--clr-white);
  margin-bottom: .5rem;
}

.hero-logo span { color: var(--clr-accent2); }

.hero-tagline {
  font-size: 1.1rem;
  color: var(--clr-muted);
  max-width: 380px;
  margin: 0 auto 2rem;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  margin: 0 auto 2rem;
  max-width: 380px;
  text-align: left;
}

.feature-list li {
  display: flex;
  gap: .75rem;
  align-items: flex-start;
  font-size: .9rem;
  color: var(--clr-muted);
}

.feature-list .icon { font-size: 1.1rem; flex-shrink: 0; }

/* ─── OTP steps ─────────────────────────────────────────────────────────── */
.step-indicator {
  display: flex;
  gap: .5rem;
  margin-bottom: 1.5rem;
}

.step-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--clr-border);
}
.step-dot.active { background: var(--clr-accent); }

/* ─── Divider ───────────────────────────────────────────────────────────── */
.divider {
  border: none;
  border-top: 1px solid var(--clr-border);
  margin: 1.5rem 0;
}

/* ─── Geo button ────────────────────────────────────────────────────────── */
.geo-section {
  text-align: center;
  padding: 2rem 1rem;
}

.geo-icon { font-size: 2rem; margin-bottom: .75rem; }
.geo-desc { color: var(--clr-muted); font-size: .875rem; margin-bottom: 1.25rem; }
.geo-status { font-size: .85rem; margin-top: .75rem; min-height: 1.4em; }

/* ─── Responsive tweaks ─────────────────────────────────────────────────── */
@media (min-width: 480px) {
  .card-stats { gap: 2.5rem; }
}

/* ─── Modal ─────────────────────────────────────────────────────────────── */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.6);
}

.modal-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 460px;
  margin: 0;
  max-height: calc(100vh - 2rem);
  overflow-y: auto;
}

.modal-card h3 { font-size: 1.15rem; }

select {
  width: 100%;
  padding: .75rem 1rem;
  background: var(--clr-surface2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  color: var(--clr-text);
  font-size: 1rem;
  font-family: var(--font);
  outline: none;
  transition: border-color .15s;
}
select:focus { border-color: var(--clr-accent); }

input[type="checkbox"],
input[type="radio"] {
  cursor: pointer;
  accent-color: var(--clr-accent);
}