/* ============================================================
   PathAble — Design tokens (v2: floating glass surfaces)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Public+Sans:wght@400;500;600;700;800&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root {
  --ink: #101827;
  --ink-2: #1B2436;
  --slate: #5B6472;
  --slate-light: #8891A0;
  --mist: #F3F5F7;
  --line: #E2E6EB;
  --white: #FFFFFF;

  --signal: #2454E8;
  --signal-dark: #1B3EB8;
  --signal-tint: #E8EEFD;

  --ochre: #B5792A;
  --ochre-tint: #F7ECDC;

  --coral: #D1483B;
  --coral-tint: #FBEAE8;

  /* Glass materials */
  --glass: rgba(255, 255, 255, 0.68);
  --glass-strong: rgba(255, 255, 255, 0.9);
  --glass-border: rgba(255, 255, 255, 0.55);
  --glass-dark: rgba(16, 24, 39, 0.78);
  --glass-blur: blur(22px) saturate(180%);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --radius-pill: 999px;

  --shadow-float: 0 10px 34px rgba(16,24,39,0.16), 0 1px 3px rgba(16,24,39,0.08);
  --shadow-soft: 0 4px 16px rgba(16,24,39,0.10);
  --shadow-deep: 0 24px 64px rgba(16,24,39,0.28);

  --ease: cubic-bezier(0.22, 0.8, 0.2, 1);

  --font-ui: 'Public Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;
}

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

html, body {
  margin: 0; padding: 0; height: 100%; overflow: hidden;
  font-family: var(--font-ui);
  overscroll-behavior: none;
  color: var(--ink);
}

/* ---------------- Map (full bleed, everything else floats above it) ---------------- */

#map {
  position: absolute; inset: 0;
  padding-bottom: env(safe-area-inset-bottom);
}

/* ---------------- Floating search card ---------------- */

#navbar {
  position: fixed;
  top: max(14px, env(safe-area-inset-top));
  left: max(14px, env(safe-area-inset-left));
  right: max(14px, env(safe-area-inset-right));
  display: flex; align-items: stretch;
  padding: 7px;
  gap: 7px;
  z-index: 1000;
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-float);
}

.input-group {
  position: relative;
  display: flex;
  flex: 1;
  min-width: 0;
}

#startSearch {
  flex: 1; min-width: 0;
  padding: 0 0 0 14px;
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  border: none;
  background: rgba(16,24,39,0.055); color: var(--ink); outline: none;
  font-family: var(--font-ui);
  font-size: max(16px, 14px);
  font-weight: 600;
  transition: background 0.15s;
}
#startSearch:focus { background: rgba(36,84,232,0.09); box-shadow: inset 0 0 0 1.5px var(--signal); }
#startSearch::placeholder { color: var(--slate-light); font-weight: 500; }

#useLocationBtn {
  padding: 0 12px; border: none;
  background: rgba(16,24,39,0.055); color: var(--signal); cursor: pointer;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  border-left: 1px solid rgba(16,24,39,0.08);
  transition: background 0.15s; flex-shrink: 0;
  min-width: 44px;
  display: flex; align-items: center; justify-content: center;
}
#useLocationBtn:hover { background: rgba(36,84,232,0.12); }
#useLocationBtn:active { transform: scale(0.92); }
#useLocationBtn svg { width: 19px; height: 19px; }

#endSearch {
  flex: 1; min-width: 0;
  padding: 0 14px;
  border-radius: var(--radius-sm);
  border: none;
  background: rgba(16,24,39,0.055); color: var(--ink); outline: none;
  font-family: var(--font-ui);
  font-size: max(16px, 14px);
  font-weight: 600;
  transition: background 0.15s;
}
#endSearch:focus { background: rgba(36,84,232,0.09); box-shadow: inset 0 0 0 1.5px var(--signal); }
#endSearch::placeholder { color: var(--slate-light); font-weight: 500; }

#suggestions {
  position: fixed; top: 78px;
  left: max(14px, env(safe-area-inset-left));
  right: max(14px, env(safe-area-inset-right));
  max-height: 240px; background: var(--glass-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  overflow-y: auto; z-index: 999;
  box-shadow: var(--shadow-float);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
}

.suggestion {
  padding: 13px 16px; cursor: pointer; font-size: 13.5px; color: var(--ink);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  border-bottom: 1px solid rgba(16,24,39,0.06);
  min-height: 44px; display: flex; align-items: center;
  font-weight: 600;
}
.suggestion:last-child { border-bottom: none; }
.suggestion:hover { background: rgba(36,84,232,0.08); color: var(--signal-dark); }

/* ---------------- Primary route controls ---------------- */

#routeBtn {
  position: fixed;
  bottom: max(20px, calc(20px + env(safe-area-inset-bottom)));
  left: 50%;
  transform: translateX(-50%); z-index: 1000;
  padding: 15px 32px; background: var(--signal); color: var(--white);
  border: none; border-radius: var(--radius-pill);
  font-family: var(--font-ui); font-size: 15px; font-weight: 700;
  letter-spacing: 0.01em;
  cursor: pointer; box-shadow: 0 12px 28px rgba(36,84,232,0.38), var(--shadow-soft);
  transition: background 0.15s, transform 0.15s var(--ease); white-space: nowrap;
  max-width: calc(100% - 160px);
}
#routeBtn:hover { background: var(--signal-dark); }
#routeBtn:active { transform: translateX(-50%) scale(0.96); }

#cancelRouteBtn {
  position: fixed;
  bottom: max(20px, calc(20px + env(safe-area-inset-bottom)));
  right: max(16px, env(safe-area-inset-right));
  z-index: 1000;
  padding: 13px 22px; color: var(--ink);
  background: var(--glass-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border); border-radius: var(--radius-pill);
  font-family: var(--font-ui); font-size: 14px;
  font-weight: 700; cursor: pointer; box-shadow: var(--shadow-float);
  transition: background 0.15s, transform 0.15s var(--ease); white-space: nowrap;
  min-height: 44px;
}
#cancelRouteBtn:hover { background: var(--white); }
#cancelRouteBtn:active { transform: scale(0.96); }

/* ---------------- Floating action pills (separate, not joined) ---------------- */

.action-rail {
  position: fixed;
  top: 92px;
  right: max(14px, env(safe-area-inset-right));
  z-index: 1000;
  width: 172px;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.rail-btn {
  all: unset;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-float);
  transition: background 0.15s, transform 0.15s var(--ease);
}
.rail-btn:hover { background: var(--glass-strong); }
.rail-btn:active { transform: scale(0.96); }
.rail-btn svg {
  width: 18px; height: 18px; flex-shrink: 0;
  color: var(--signal);
  stroke: currentColor;
}
.rail-btn.is-ochre svg { color: var(--ochre); }

a.rail-link { display: block; text-decoration: none; }

/* ---------------- Toast ---------------- */

#toast {
  position: fixed;
  bottom: max(88px, calc(88px + env(safe-area-inset-bottom)));
  left: 50%;
  transform: translateX(-50%) translateY(16px);
  background: var(--glass-dark); color: var(--white);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  padding: 12px 22px; border-radius: var(--radius-pill);
  font-family: var(--font-ui);
  font-size: 14px; font-weight: 600; z-index: 2000;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
  white-space: nowrap; border: 1px solid rgba(255,255,255,0.14);
  max-width: calc(100% - 32px);
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------------- Location banner ---------------- */

#locationBanner {
  position: fixed;
  bottom: max(88px, calc(88px + env(safe-area-inset-bottom)));
  left: 50%; transform: translateX(-50%);
  background: var(--glass-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  display: flex; align-items: center; gap: 12px;
  z-index: 2000;
  box-shadow: var(--shadow-float);
  font-family: var(--font-ui);
  font-size: 13.5px; font-weight: 600; color: var(--ink);
  white-space: nowrap;
  transition: opacity 0.3s;
}
#locationBanner.hidden { display: none; }
#locationBannerBtn {
  background: var(--signal); color: var(--white); border: none;
  border-radius: var(--radius-pill); padding: 7px 16px;
  font-family: var(--font-ui);
  font-size: 13px; font-weight: 700; cursor: pointer;
  min-height: 36px;
}
#locationBannerBtn:hover { background: var(--signal-dark); }
#locationBannerDismiss {
  background: none; border: none; color: var(--slate);
  font-size: 16px; cursor: pointer; padding: 4px 6px;
  min-height: 36px; min-width: 36px;
}
#locationBannerDismiss:hover { color: var(--ink); }

/* ---------------- Map markers ---------------- */

.marker-label {
  background-color: var(--signal); color: var(--white);
  padding: 5px 11px; border-radius: var(--radius-sm);
  font-family: var(--font-ui);
  font-size: 12.5px; font-weight: 600; white-space: nowrap;
  box-shadow: var(--shadow-soft); pointer-events: none;
}

.leaflet-routing-container { display: none !important; }
.leaflet-control-zoom { display: none !important; }
.leaflet-div-icon { background: transparent; border: none; }

/* ---------------- Bug report modal ---------------- */

#bugReportOverlay {
  position: fixed;
  inset: 0;
  background: rgba(16, 24, 39, 0.38);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 3000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
#bugReportOverlay.show { display: flex; }

.bug-modal {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 26px;
  width: 100%;
  max-width: 380px;
  box-shadow: var(--shadow-deep);
}
.bug-modal-icon {
  width: 42px; height: 42px;
  border-radius: var(--radius-sm);
  background: var(--coral-tint);
  color: var(--coral);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}
.bug-modal-icon svg { width: 20px; height: 20px; }
.bug-modal h3 {
  margin: 0 0 6px 0;
  font-family: var(--font-ui);
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}
.bug-modal p {
  margin: 0 0 14px 0;
  font-family: var(--font-ui);
  font-size: 13.5px;
  color: var(--slate);
  line-height: 1.5;
}
#bugReportText {
  width: 100%;
  box-sizing: border-box;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px;
  font-family: var(--font-ui);
  font-size: 14px;
  resize: vertical;
  background: var(--mist);
  color: var(--ink);
  outline: none;
  transition: border-color 0.15s;
}
#bugReportText:focus { border-color: var(--signal); background: var(--white); }
#bugReportText::placeholder { color: var(--slate-light); }
.bug-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 16px;
}
#bugReportCancel {
  background: var(--mist);
  color: var(--slate);
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 9px 16px;
  font-family: var(--font-ui);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  min-height: 40px;
  transition: transform 0.15s var(--ease), background 0.15s;
}
#bugReportCancel:hover { background: var(--line); }
#bugReportCancel:active { transform: scale(0.96); }
#bugReportSubmit {
  background: var(--ink);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  padding: 9px 18px;
  font-family: var(--font-ui);
  font-size: 13.5px;
  font-weight: 700;
  cursor: pointer;
  min-height: 40px;
  transition: transform 0.15s var(--ease), background 0.15s;
}
#bugReportSubmit:hover { background: var(--ink-2); }
#bugReportSubmit:active { transform: scale(0.96); }

/* ---------------- Mobile (≤ 480px) ---------------- */

@media (max-width: 480px) {
  #navbar {
    flex-wrap: wrap;
    padding: 8px;
    gap: 6px;
  }
  .input-group { width: 100%; flex: none; }
  #endSearch { width: 100%; flex: none; }

  #suggestions { top: 128px; }

  .action-rail { top: 142px; width: 152px; }
  .rail-btn { padding: 11px 13px; font-size: 12px; gap: 8px; }
  .rail-btn svg { width: 16px; height: 16px; }

  #routeBtn {
    font-size: 14px; padding: 13px 26px;
    bottom: max(16px, calc(16px + env(safe-area-inset-bottom)));
    max-width: calc(100% - 140px);
  }
  #cancelRouteBtn {
    bottom: max(16px, calc(16px + env(safe-area-inset-bottom)));
    padding: 10px 18px; font-size: 13px;
  }

  #locationBanner {
    font-size: 12.5px;
    bottom: max(16px, calc(16px + env(safe-area-inset-bottom)));
    max-width: calc(100% - 24px);
  }
}