/* Vaahana Web — dark monochrome matte. Black & white only. */

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

:root {
  color-scheme: dark;

  /* Base (dark) */
  --bg:        #0a0a0a;
  --surface:   #121212;
  --surface-2: #1a1a1a;
  --surface-3: #222222;
  --border:    #262626;
  --border-2:  #333333;

  /* Text */
  --text:      #f2f2f2;
  --text-2:    #c7c7c7;
  --muted:     #8a8a8a;
  --subtle:    #5c5c5c;

  /* iOS-style accents (dark-mode tuned) */
  --blue:      #0a84ff;   /* SF systemBlue (dark) */
  --blue-10:   rgba(10,132,255,0.14);
  --green:     #30d158;   /* SF systemGreen (dark) */
  --green-10:  rgba(48,209,88,0.14);
  --red:       #ff453a;   /* SF systemRed (dark) */
  --red-10:    rgba(255,69,58,0.14);
  --orange:    #ff9f0a;
  --orange-10: rgba(255,159,10,0.14);
  --yellow:    #ffd60a;

  /* Neutrals */
  --white:     #ffffff;
  --black:     #000000;

  --radius:    12px;
  --radius-lg: 18px;
  --radius-xl: 24px;

  --font:  -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", "Helvetica Neue", sans-serif;
}

html, body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-feature-settings: "ss01", "cv11";
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--text); text-decoration: none; border-bottom: 1px solid var(--border-2); }
a:hover { color: var(--white); border-bottom-color: var(--muted); }

button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font-family: inherit; font-size: 16px; color: var(--text); }

::selection { background: var(--white); color: var(--black); }

/* ---- Layout ---- */
.page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(1200px 600px at 50% -10%, rgba(255,255,255,0.04), transparent 70%),
    var(--bg);
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  width: 100%;
  max-width: 440px;
}

.app-shell {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 16px 140px;
  min-height: 100vh;
}

.app-header {
  position: sticky;
  top: 0;
  background: rgba(10,10,10,0.78);
  backdrop-filter: saturate(140%) blur(18px);
  -webkit-backdrop-filter: saturate(140%) blur(18px);
  padding: 14px 4px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 10;
  border-bottom: 1px solid var(--border);
}

.app-title {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.4px;
}

/* ---- Brand ---- */
.brand {
  font-size: 34px;
  font-weight: 900;
  letter-spacing: -1px;
  color: var(--white);
  text-align: center;
  margin-bottom: 8px;
}
.brand-sub {
  font-size: 13px;
  color: var(--muted);
  text-align: center;
  margin-bottom: 32px;
  letter-spacing: 0.01em;
}

/* ---- Typography ---- */
h1 { font-size: 24px; font-weight: 700; letter-spacing: -0.4px; color: var(--text); }
h2 { font-size: 19px; font-weight: 700; letter-spacing: -0.3px; color: var(--text); }
h3 { font-size: 16px; font-weight: 600; color: var(--text); }

.muted  { color: var(--muted);  font-size: 14px; }
.tiny   { color: var(--subtle); font-size: 12px; letter-spacing: 0.02em; }
.center { text-align: center; }

/* ---- Forms ---- */
.field {
  display: block;
  position: relative;
  margin-bottom: 14px;
}
.field-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 8px;
  padding-left: 2px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.input, .textarea, .select {
  width: 100%;
  padding: 13px 14px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 15px;
  color: var(--text);
  transition: border-color .15s, background .15s;
}
.input::placeholder, .textarea::placeholder { color: var(--subtle); }
.input:focus, .textarea:focus, .select:focus {
  outline: none;
  background: var(--surface-3);
  border-color: var(--white);
}
.textarea { resize: vertical; min-height: 80px; }

.input-row { display: flex; gap: 8px; }
.input-row .select { flex: 0 0 96px; }
.input-row .input  { flex: 1; }

.select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%),
                    linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: right 14px top 50%, right 9px top 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 28px;
}

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 4px;
  border-top: 1px solid var(--border);
}
.toggle-row:first-of-type { border-top: none; }
.toggle-row .label { font-size: 14px; }

/* Switch (monochrome) */
.switch { position: relative; display: inline-block; width: 46px; height: 26px; }
.switch input { display: none; }
.switch .slider {
  position: absolute; inset: 0;
  background: var(--surface-3);
  border: 1px solid var(--border-2);
  border-radius: 30px;
  transition: .2s;
}
.switch .slider:before {
  content: ""; position: absolute;
  width: 20px; height: 20px;
  left: 2px; top: 2px;
  background: var(--text-2);
  border-radius: 50%;
  transition: .2s;
}
.switch input:checked + .slider { background: var(--white); border-color: var(--white); }
.switch input:checked + .slider:before { transform: translateX(20px); background: var(--black); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: background .15s, border-color .15s, transform .05s, opacity .15s;
}
.btn:active { transform: scale(0.98); }
.btn[disabled] { opacity: 0.4; cursor: not-allowed; }

.btn-primary  { background: var(--blue); color: var(--white); }
.btn-primary:hover:not([disabled])  { background: #2a96ff; }

.btn-secondary { background: var(--surface-2); color: var(--text); border: 1px solid var(--border-2); }
.btn-secondary:hover:not([disabled]) { background: var(--surface-3); border-color: var(--muted); }

.btn-ghost    { background: transparent; color: var(--text-2); }
.btn-ghost:hover:not([disabled])    { color: var(--white); }

.btn-outline  { background: transparent; color: var(--text); border: 1px solid var(--border-2); }
.btn-outline:hover:not([disabled])  { border-color: var(--white); }

.btn-danger   { background: transparent; color: var(--red); border: 1px solid var(--red); }
.btn-danger:hover:not([disabled])   { background: var(--red-10); }

.btn-green    { background: var(--green); color: var(--white); }
.btn-green:hover:not([disabled])    { background: #4fd873; }

.btn-white    { background: var(--white); color: var(--black); }
.btn-white:hover:not([disabled])    { background: #e6e6e6; }

.btn-sm { padding: 9px 12px; font-size: 13px; width: auto; border-radius: 10px; }

/* ---- Alerts ---- */
.alert {
  padding: 12px 14px;
  border-radius: var(--radius);
  font-size: 13px;
  margin-bottom: 16px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
}
.alert-error   { border-color: var(--border-2); color: var(--text); background: #1a0e0e; }
.alert-success { border-color: var(--border-2); color: var(--text); background: #0e1a10; }
.alert-warn    { border-color: var(--border-2); color: var(--text); background: #1a170e; }
.alert-info    { border-color: var(--border-2); color: var(--text); background: var(--surface-2); }

.hidden { display: none !important; }

/* ---- Bottom tab bar ---- */
.tab-bar {
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  display: flex;
  gap: 4px;
  background: rgba(18,18,18,0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 5px;
  z-index: 20;
}
.tab-bar .tab-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 78px;
  padding: 9px 4px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  transition: all .15s;
}
.tab-bar .tab-item svg { width: 20px; height: 20px; stroke-width: 2; margin-bottom: 2px; }
.tab-bar .tab-item.active {
  background: var(--blue);
  color: var(--white);
}

/* ---- Cards / List rows ---- */
.ride-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 10px;
  transition: border-color .15s, transform .1s;
}
.ride-card:hover { border-color: var(--border-2); transform: translateY(-1px); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: 1px solid transparent;
  color: var(--text-2);
  background: var(--surface-2);
}
.badge-hot       { color: var(--blue);   background: var(--blue-10);   border-color: transparent; }
.badge-active    { color: var(--green);  background: var(--green-10);  border-color: transparent; }
.badge-completed { color: var(--muted);  background: var(--surface-2); }
.badge-cancelled { color: var(--red);    background: var(--red-10); }
.badge-expired   { color: var(--muted);  background: var(--surface-2); }
.badge-whatsapp  { color: var(--green);  background: var(--green-10);  border-color: transparent; }
.badge-yours     { color: var(--blue);   background: var(--blue-10); }

/* Lucide icons sized consistently */
.icon-sm { width: 14px; height: 14px; stroke-width: 2; }
.icon    { width: 18px; height: 18px; stroke-width: 2; vertical-align: -4px; }
.icon-lg { width: 22px; height: 22px; stroke-width: 2; vertical-align: -5px; }
svg.lucide { display: inline-block; }

.route-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  margin: 6px 0;
  color: var(--text);
}
.route-dot {
  width: 10px; height: 10px; border-radius: 50%;
  margin-top: 6px; flex-shrink: 0;
}
.route-dot.pickup  { background: var(--green); }
.route-dot.dropoff { background: var(--red); }

.contact-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border-2);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  transition: border-color .15s, background .15s;
  text-decoration: none;
}
.contact-pill:hover { border-color: var(--white); background: var(--surface-3); color: var(--white); }
.contact-pill svg { width: 14px; height: 14px; stroke-width: 2; }
.contact-pill.wa { color: var(--green); border-color: var(--green-10); background: var(--green-10); }
.contact-pill.wa:hover { background: rgba(48,209,88,0.22); border-color: var(--green); color: var(--green); }
.contact-pill.call { color: var(--blue); border-color: var(--blue-10); background: var(--blue-10); }
.contact-pill.call:hover { background: rgba(10,132,255,0.22); border-color: var(--blue); color: var(--blue); }

/* ---- Map ---- */
.map-container {
  width: 100%;
  height: 220px;
  border-radius: var(--radius);
  overflow: hidden;
  margin: 12px 0;
  background: var(--surface-2);
  border: 1px solid var(--border);
  filter: grayscale(0.95) contrast(1.05) brightness(0.85);
}

/* Leaflet dark-ish overrides */
.leaflet-container { background: var(--surface-2); }
.leaflet-bar a, .leaflet-bar a:hover {
  background: var(--surface-2); color: var(--text); border-color: var(--border);
}
.leaflet-control-attribution {
  background: rgba(10,10,10,0.8) !important;
  color: var(--muted) !important;
}
.leaflet-control-attribution a { color: var(--text-2) !important; }

/* Popup styling for dark theme */
.leaflet-popup-content-wrapper, .leaflet-popup-tip {
  background: var(--surface) !important;
  color: var(--text) !important;
  border: 1px solid var(--border-2);
  box-shadow: 0 10px 40px rgba(0,0,0,0.6);
}
.leaflet-popup-content { margin: 14px 16px !important; }
.leaflet-popup-close-button { color: var(--muted) !important; }
.leaflet-popup-close-button:hover { color: var(--text) !important; }

/* Main-map view: full-screen container should cancel grayscale filter applied to .map-container */
#main-map { filter: none; }

/* User-location pulse */
@keyframes vh-pulse {
  0%   { transform: scale(0.6); opacity: 0.8; }
  80%  { transform: scale(2.2); opacity: 0;   }
  100% { transform: scale(2.2); opacity: 0;   }
}

/* ---- Sheet / Modal ---- */
.sheet-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 50;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.sheet {
  background: var(--surface);
  border-top: 1px solid var(--border-2);
  width: 100%;
  max-width: 640px;
  max-height: 92vh;
  overflow-y: auto;
  border-radius: 24px 24px 0 0;
  padding: 8px 20px 28px;
  animation: slide-up .25s ease;
}
@keyframes slide-up { from { transform: translateY(100%); } to { transform: translateY(0); } }

.sheet-handle {
  width: 40px;
  height: 4px;
  background: var(--border-2);
  border-radius: 3px;
  margin: 8px auto 16px;
}

.sheet-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin: 20px 0 10px;
  padding: 0 2px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.section-title svg { width: 12px; height: 12px; stroke-width: 2.2; }

/* ---- Empty state ---- */
.empty {
  padding: 56px 16px;
  text-align: center;
  color: var(--muted);
}
.empty .emoji { font-size: 44px; margin-bottom: 12px; display: block; filter: grayscale(1); }
.empty .empty-icon { display: flex; align-items: center; justify-content: center; width: 56px; height: 56px; margin: 0 auto 14px; border-radius: 50%; background: var(--surface-2); border: 1px solid var(--border); }
.empty .empty-icon svg { width: 24px; height: 24px; stroke-width: 1.8; color: var(--muted); }

/* ---- Spinner ---- */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.15);
  border-top-color: var(--white);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
.spinner.dark {
  border-color: rgba(255,255,255,0.1);
  border-top-color: var(--text);
}
.spinner.invert {
  border-color: rgba(0,0,0,0.15);
  border-top-color: var(--black);
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Helpers ---- */
.stack > * + * { margin-top: 10px; }
.row { display: flex; align-items: center; gap: 8px; }
.spread { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.grow { flex: 1; }
.mt-8 { margin-top: 8px; } .mt-12 { margin-top: 12px; } .mt-16 { margin-top: 16px; } .mt-24 { margin-top: 24px; }
.mb-8 { margin-bottom: 8px; } .mb-12 { margin-bottom: 12px; } .mb-16 { margin-bottom: 16px; }

/* Geo results */
.geo-results {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  max-height: 260px;
  overflow-y: auto;
  margin-top: 6px;
}
.geo-result {
  padding: 12px 14px;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.geo-result:last-child { border-bottom: none; }
.geo-result:hover { background: var(--surface-2); }
.geo-result .main { font-weight: 600; color: var(--text); }
.geo-result .sub  { font-size: 12px; color: var(--muted); margin-top: 3px; }

/* Status banner */
.status-banner {
  padding: 14px 16px;
  border-radius: var(--radius);
  margin-bottom: 14px;
  font-size: 14px;
  font-weight: 600;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  color: var(--text);
  letter-spacing: -0.01em;
  display: flex; align-items: center; gap: 10px;
}
.status-banner svg { width: 18px; height: 18px; stroke-width: 2; flex-shrink: 0; }
.status-banner.posted   { background: var(--blue-10);   border-color: transparent; color: var(--blue); }
.status-banner.accepted { background: var(--green-10);  border-color: transparent; color: var(--green); }
.status-banner.enroute  { background: var(--orange-10); border-color: transparent; color: var(--orange); }
.status-banner.arrived  { background: var(--orange-10); border-color: transparent; color: var(--orange); }
.status-banner.started  { background: var(--green-10);  border-color: transparent; color: var(--green); }
.status-banner .prefix {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-right: 6px;
  opacity: 0.75;
}

/* Scrollbars (webkit) */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }