:root {
  --ink: #15232b;
  --ink-soft: #3a4f5a;
  --paper: #e8eef1;
  --panel: rgba(236, 243, 246, 0.94);
  --accent: #1a6f7a;
  --accent-deep: #124f57;
  --accent-warm: #d4673a;
  --line: rgba(21, 35, 43, 0.14);
  --danger: #9b2c2c;
  --mine: #1a6f7a;
  --friend: #d4673a;
  --shadow: 0 10px 28px rgba(18, 35, 45, 0.14);
  --radius: 12px;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Manrope", "Segoe UI", sans-serif;
}

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

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.45;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* —— Landing —— */
.page-landing {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

.landing-stage {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.landing-map {
  position: absolute;
  inset: -4%;
  background:
    radial-gradient(circle at 72% 30%, rgba(26, 111, 122, 0.22), transparent 28%),
    radial-gradient(circle at 80% 68%, rgba(212, 103, 58, 0.16), transparent 24%),
    linear-gradient(180deg, #b7cdd6 0%, #d5e2e8 38%, #9eb4bf 100%);
  animation: map-drift 22s ease-in-out infinite alternate;
}

.landing-map::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.14) 1px, transparent 1px),
    linear-gradient(28deg, transparent 48%, rgba(21, 35, 43, 0.12) 49%, rgba(21, 35, 43, 0.12) 51%, transparent 52%),
    linear-gradient(-18deg, transparent 46%, rgba(21, 35, 43, 0.1) 48%, rgba(21, 35, 43, 0.1) 50%, transparent 52%),
    linear-gradient(72deg, transparent 60%, rgba(21, 35, 43, 0.08) 61%, rgba(21, 35, 43, 0.08) 63%, transparent 64%);
  background-size: 56px 56px, 56px 56px, 100% 100%, 100% 100%, 100% 100%;
  opacity: 0.9;
}

.landing-map::after {
  content: "";
  position: absolute;
  width: 42%;
  height: 55%;
  right: 8%;
  top: 18%;
  border: 1px solid rgba(21, 35, 43, 0.12);
  border-radius: 40% 28% 48% 32%;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 0 0 18px rgba(232, 238, 241, 0.08);
}

.landing-veil {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 70% at 12% 40%, rgba(232, 238, 241, 0.88), transparent 62%),
    linear-gradient(105deg, rgba(232, 238, 241, 0.94) 0%, rgba(232, 238, 241, 0.55) 38%, rgba(21, 35, 43, 0.05) 100%);
}

.map-pin {
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 3px solid #fff;
  box-shadow: 0 2px 10px rgba(18, 35, 45, 0.35);
  animation: pin-pulse 2.8s ease-in-out infinite;
}

.map-pin-a {
  top: 28%;
  right: 18%;
  background: var(--mine);
}

.map-pin-b {
  top: 52%;
  right: 28%;
  background: var(--friend);
  animation-delay: 0.6s;
}

.map-pin-c {
  top: 68%;
  right: 12%;
  background: var(--mine);
  animation-delay: 1.2s;
  opacity: 0.85;
}

@keyframes map-drift {
  from {
    transform: scale(1.02) translate(0, 0);
  }
  to {
    transform: scale(1.08) translate(-1.5%, 1%);
  }
}

@keyframes pin-pulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.12);
  }
}

.landing-shell {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2rem;
  align-content: center;
  min-height: 100vh;
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 3rem;
}

@media (min-width: 900px) {
  .landing-shell {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
    gap: 3.5rem;
    padding: 3rem 0;
  }
}

.landing-intro {
  max-width: 34rem;
  animation: rise-in 0.75s ease-out both;
}

.brand-hero {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(3.4rem, 10vw, 5.8rem);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.045em;
  color: var(--ink);
}

.landing-headline {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3.2vw, 2rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--ink);
  max-width: 16ch;
}

.landing-tagline {
  margin: 0.85rem 0 0;
  max-width: 34ch;
  font-size: 1.05rem;
  color: var(--ink-soft);
  animation: rise-in 0.85s ease-out 0.08s both;
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.auth-panel {
  width: min(100%, 420px);
  justify-self: start;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.5rem 1.45rem 1.35rem;
  box-shadow: var(--shadow);
  animation: rise-in 0.9s ease-out 0.14s both;
}

@media (min-width: 900px) {
  .auth-panel {
    justify-self: end;
  }
}

.auth-header {
  margin-bottom: 1.15rem;
}

.auth-header h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.auth-subtitle {
  margin: 0.4rem 0 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.auth-form {
  display: grid;
  gap: 0.95rem;
}

.auth-form[hidden] {
  display: none !important;
}

.field,
.friend-search label,
.place-dialog label {
  display: grid;
  gap: 0.35rem;
}

.field-label {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ink-soft);
}

.auth-form input,
.friend-search input,
.place-dialog input[type="text"] {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.78rem 0.9rem;
  background: #fff;
  color: var(--ink);
}

.auth-form input::placeholder {
  color: #8a9aa3;
}

.auth-form input:focus,
.friend-search input:focus,
.place-dialog input:focus {
  outline: 2px solid rgba(26, 111, 122, 0.35);
  outline-offset: 1px;
  border-color: rgba(26, 111, 122, 0.45);
}

.form-error {
  margin: 0 0 0.9rem;
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
  background: rgba(155, 44, 44, 0.08);
  color: var(--danger);
  font-size: 0.9rem;
  font-weight: 600;
}

.setup-banner {
  margin: 0 0 0.9rem;
  padding: 0.7rem 0.8rem;
  border-radius: 8px;
  background: rgba(212, 103, 58, 0.12);
  border: 1px solid rgba(212, 103, 58, 0.35);
  color: #8a3d18;
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.35;
}

.auth-switch {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.5rem;
  margin: 1.15rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.link-btn {
  border: 0;
  background: transparent;
  color: var(--accent-deep);
  font-weight: 700;
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.link-btn:hover {
  color: var(--accent);
}

.btn-block {
  width: 100%;
  margin-top: 0.15rem;
}

.btn-primary:disabled {
  opacity: 0.7;
  cursor: wait;
  transform: none;
}

.brand-mark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.btn-primary,
.btn-secondary,
.btn-ghost,
.btn-fab,
.btn-icon {
  border: 0;
  border-radius: 10px;
  transition: transform 0.15s ease, background 0.15s ease, opacity 0.15s ease;
}

.btn-primary:hover,
.btn-secondary:hover,
.btn-ghost:hover,
.btn-fab:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: #f7faf8;
  font-weight: 700;
  padding: 0.8rem 1rem;
}

.btn-primary:hover {
  background: var(--accent-deep);
}

.btn-secondary {
  background: rgba(15, 107, 92, 0.12);
  color: var(--accent-deep);
  font-weight: 650;
  padding: 0.55rem 0.85rem;
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink);
  font-weight: 600;
  padding: 0.5rem 0.85rem;
  border: 1px solid var(--line);
}

.btn-icon {
  background: transparent;
  font-size: 1.4rem;
  line-height: 1;
  padding: 0.2rem 0.45rem;
  color: var(--ink-soft);
}

.btn-small {
  border: 0;
  border-radius: 8px;
  padding: 0.35rem 0.65rem;
  font-size: 0.8rem;
  font-weight: 650;
  background: rgba(15, 107, 92, 0.14);
  color: var(--accent-deep);
}

.btn-small.danger {
  background: rgba(155, 44, 44, 0.12);
  color: var(--danger);
}

/* —— App / map —— */
.page-app {
  height: 100vh;
  overflow: hidden;
}

.map-root {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.app-chrome {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1rem;
  pointer-events: none;
}

.app-chrome > * {
  pointer-events: auto;
}

.app-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  background: var(--panel);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.45rem 0.75rem;
  box-shadow: var(--shadow);
}

.user-chip {
  font-size: 0.85rem;
  color: var(--ink-soft);
  font-weight: 600;
}

.app-actions {
  display: flex;
  gap: 0.4rem;
}

.btn-fab {
  position: absolute;
  z-index: 500;
  left: 50%;
  bottom: 1.5rem;
  transform: translateX(-50%);
  background: var(--accent-warm);
  color: #fff8f3;
  font-weight: 750;
  padding: 0.95rem 1.4rem;
  border-radius: 12px;
  box-shadow: var(--shadow);
  letter-spacing: 0.01em;
}

.btn-fab:hover {
  transform: translateX(-50%) translateY(-2px);
  background: #a84a1c;
}

.btn-fab.is-cancel {
  background: var(--ink);
  color: #f3f6f7;
}

.btn-fab.is-cancel:hover {
  background: #0d161b;
  transform: translateX(-50%) translateY(-2px);
}

.pick-hint {
  position: absolute;
  z-index: 500;
  left: 50%;
  bottom: 5.1rem;
  transform: translateX(-50%);
  margin: 0;
  max-width: min(320px, calc(100vw - 2rem));
  padding: 0.55rem 0.9rem;
  text-align: center;
  font-size: 0.9rem;
  font-weight: 650;
  color: var(--ink);
  background: var(--panel);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--shadow);
  pointer-events: none;
  animation: panel-in 0.2s ease-out;
}

.map-root.is-picking {
  cursor: crosshair;
}

.map-root.is-picking .leaflet-grab,
.map-root.is-picking .leaflet-dragging .leaflet-grab {
  cursor: crosshair;
}

.friends-panel {
  position: absolute;
  z-index: 600;
  top: 4.25rem;
  right: 1rem;
  width: min(340px, calc(100vw - 2rem));
  max-height: calc(100vh - 5.5rem);
  overflow: auto;
  background: var(--panel);
  backdrop-filter: blur(10px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem 1rem 1.25rem;
  animation: panel-in 0.25s ease-out;
}

@keyframes panel-in {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.friends-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.friends-panel h2,
.friends-panel h3,
.place-dialog h2 {
  margin: 0;
  font-family: var(--font-display);
  letter-spacing: -0.02em;
}

.friends-panel h3 {
  margin: 1rem 0 0.4rem;
  font-size: 0.95rem;
}

.friend-search {
  display: grid;
  gap: 0.55rem;
}

.list-plain {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.4rem;
}

.list-plain li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.45rem 0.2rem;
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
}

.list-plain li:last-child {
  border-bottom: 0;
}

.list-empty {
  color: var(--ink-soft);
  font-size: 0.88rem;
  padding: 0.35rem 0;
}

.row-actions {
  display: flex;
  gap: 0.3rem;
  flex-shrink: 0;
}

.place-dialog {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0;
  width: min(380px, calc(100vw - 2rem));
  background: var(--paper);
  box-shadow: var(--shadow);
}

.place-dialog::backdrop {
  background: rgba(20, 28, 24, 0.35);
}

.place-dialog form {
  display: grid;
  gap: 0.9rem;
  padding: 1.25rem;
}

.dialog-hint {
  margin: -0.35rem 0 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.place-dialog fieldset {
  border: 1px solid var(--line);
  border-radius: 10px;
  margin: 0;
  padding: 0.75rem 0.9rem;
}

.place-dialog legend {
  padding: 0 0.3rem;
  font-size: 0.85rem;
  font-weight: 700;
}

.radio-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.35rem 0;
  font-weight: 500;
  color: var(--ink);
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
}

.dialog-actions-stack {
  display: grid;
  gap: 0.75rem;
  justify-content: stretch;
}

.dialog-actions-row {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
}

.place-geo-link {
  justify-self: start;
  font-size: 0.9rem;
}

.place-geo-link:disabled {
  opacity: 0.65;
  cursor: wait;
}

.place-circle {
  transition: fill-opacity 0.15s ease;
}

.leaflet-popup-content {
  font-family: var(--font-body);
  font-size: 0.9rem;
  margin: 0.6rem 0.75rem !important;
}

.popup-actions {
  margin-top: 0.5rem;
}

@media (max-width: 560px) {
  .app-brand .brand-mark {
    font-size: 1rem;
  }

  .user-chip {
    display: none;
  }

  .btn-fab {
    bottom: 1.1rem;
    width: calc(100% - 2rem);
    max-width: 280px;
  }

  .pick-hint {
    bottom: 4.6rem;
  }
}