@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700&family=Space+Grotesk:wght@500;700&display=swap");

:root {
  --bg: #0e0e0e;
  --bg-elevated: #151515;
  --bg-panel: #1d1d1d;
  --bg-sheet: #202020;
  --text: #f5f2eb;
  --text-muted: #a79f94;
  --accent: #b8860b;
  --accent-strong: #d39a10;
  --accent-soft: rgba(184, 134, 11, 0.2);
  --danger: #ca5d4f;
  --border: #2b2b2b;
  --backdrop: rgba(0, 0, 0, 0.65);

  --session-25: #7056ff;
  --session-35: #00a896;
  --session-45: #ff8c42;
  --session-60: #db3a79;
  --session-personal: #8d99ae;
  --session-cancelled: #616161;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;

  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;

  --shadow-soft: 0 18px 50px rgba(0, 0, 0, 0.35);
  --shadow-accent: 0 0 0 2px rgba(184, 134, 11, 0.25), 0 12px 30px rgba(184, 134, 11, 0.2);

  --font-body: "Manrope", "Segoe UI", sans-serif;
  --font-display: "Space Grotesk", "Segoe UI", sans-serif;

  --tap-min: 44px;
  --container-max: 980px;
}

* {
  box-sizing: border-box;
}

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

body {
  background:
    radial-gradient(1200px 450px at 50% -180px, rgba(184, 134, 11, 0.2), transparent 65%),
    radial-gradient(800px 360px at 110% 120%, rgba(99, 80, 15, 0.28), transparent 65%),
    var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.4;
}

h1,
h2,
h3,
p {
  margin: 0;
}

a {
  color: inherit;
}

input,
select,
textarea,
button {
  font: inherit;
}

input:not([type="checkbox"]),
select,
textarea {
  width: 100%;
  min-height: var(--tap-min);
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: #131313;
  color: var(--text);
}

input::placeholder,
textarea::placeholder {
  color: #7c766e;
}

input:not([type="checkbox"]):focus,
select:focus,
textarea:focus,
button:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: var(--shadow-accent);
}

textarea {
  resize: vertical;
}

.btn {
  min-height: var(--tap-min);
  border: 0;
  border-radius: var(--radius-sm);
  padding: 0.7rem 1rem;
  color: var(--text);
  cursor: pointer;
  font-weight: 600;
}

.btn-primary {
  background: linear-gradient(180deg, #cc9410, #a27308);
}

.btn-ghost {
  background: #232323;
  border: 1px solid #313131;
}

.page-login {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: var(--space-5) var(--space-4) calc(var(--space-6) + env(safe-area-inset-bottom));
}

.login-shell {
  width: min(100%, 440px);
}

.login-card {
  position: relative;
  overflow: hidden;
  padding: var(--space-8) var(--space-5);
  border: 1px solid #2e2e2e;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(145deg, rgba(184, 134, 11, 0.12), rgba(20, 20, 20, 0.55) 35%),
    var(--bg-elevated);
  box-shadow: var(--shadow-soft);
}

.login-card::before {
  content: "";
  position: absolute;
  top: -70px;
  right: -40px;
  width: 190px;
  height: 190px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184, 134, 11, 0.24), transparent 70%);
  pointer-events: none;
}

.login-kicker {
  font-size: 0.82rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.login-title {
  margin-top: var(--space-2);
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 6vw, 1.95rem);
  line-height: 1.1;
}

.login-subtitle {
  margin-top: var(--space-3);
  color: var(--text-muted);
  font-size: 0.96rem;
}

.form-stack {
  margin-top: var(--space-6);
  display: grid;
  gap: var(--space-3);
}

.btn-google {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  width: 100%;
  min-height: var(--tap-min);
  margin-top: var(--space-6);
  padding: 0.7rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid #3a3a3a;
  background: #1e1e1e;
  color: var(--text);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.btn-google:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: var(--shadow-accent);
}

.btn-google:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.google-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.field-label {
  font-size: 0.9rem;
  color: #d6cfbf;
  padding-left: 0.1rem;
}

.checkbox-row {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: var(--tap-min);
  color: #d6cfbf;
  font-size: 0.95rem;
}

.checkbox-row input[type="checkbox"] {
  width: auto;
  min-height: 0;
  accent-color: var(--accent);
}

.form-error {
  min-height: 1.25rem;
  color: var(--danger);
  font-size: 0.87rem;
}

.app-header {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  align-items: center;
  padding: var(--space-4);
  border-bottom: 1px solid #242424;
  background: rgba(14, 14, 14, 0.93);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 40;
}

.app-kicker {
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.app-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
}

.header-actions {
  display: flex;
  gap: var(--space-2);
  align-items: center;
}

.engineer-pill {
  margin-right: auto;
  min-height: var(--tap-min);
  display: flex;
  align-items: center;
  padding: 0 0.8rem;
  border-radius: 999px;
  background: #202020;
  border: 1px solid #2d2d2d;
  color: #e9ddc3;
  font-size: 0.85rem;
}

.page-content {
  width: min(100%, var(--container-max));
  margin: 0 auto;
  padding: var(--space-4);
}

.surface {
  background: var(--bg-panel);
  border: 1px solid #2a2a2a;
  border-radius: var(--radius-md);
  padding: var(--space-4);
}

.calendar-toolbar {
  display: grid;
  gap: var(--space-3);
}

.calendar-toolbar-main {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-2);
}

.calendar-toolbar h2 {
  text-align: center;
  font-family: var(--font-display);
  font-size: 1.05rem;
  line-height: 1.2;
}

.calendar-controls {
  display: grid;
  grid-template-columns: auto auto 1fr;
  align-items: center;
  gap: var(--space-2);
}

.btn-icon {
  min-width: var(--tap-min);
  padding: 0;
  font-size: 1.45rem;
  line-height: 1;
}

.month-jump-wrap {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.month-jump {
  min-height: var(--tap-min);
  width: 100%;
  padding: 0.55rem 0.7rem;
}

.calendar-hint {
  color: var(--text-muted);
  font-size: 0.8rem;
  letter-spacing: 0.01em;
}

.calendar-grid {
  margin-top: var(--space-3);
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0.25rem;
}

.calendar-day {
  min-height: 74px;
  border-radius: 8px;
  border: 1px solid #2f2f2f;
  padding: 0.25rem;
  background: #161616;
}

.booking-chip {
  margin-top: 0.2rem;
  padding: 0.24rem 0.28rem;
  border-radius: 6px;
  font-size: 0.64rem;
  line-height: 1.25;
  color: #fff;
}

.booking-chip.is-cancelled {
  color: #bcbcbc;
  text-decoration: line-through;
  background: var(--session-cancelled);
}

.sheet-backdrop {
  position: fixed;
  inset: 0;
  z-index: 60;
  background: var(--backdrop);
}

.bottom-sheet {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 70;
  max-height: 85vh;
  overflow: auto;
  padding: var(--space-3) var(--space-4) calc(var(--space-5) + env(safe-area-inset-bottom));
  border-top-left-radius: 20px;
  border-top-right-radius: 20px;
  border: 1px solid #363636;
  background: var(--bg-sheet);
  box-shadow: 0 -20px 40px rgba(0, 0, 0, 0.45);
}

.sheet-handle {
  width: 44px;
  height: 5px;
  margin: 0 auto var(--space-4);
  border-radius: 999px;
  background: #575757;
}

@media (max-width: 759px) {
  .page-calendar .page-content {
    padding-left: var(--space-2);
    padding-right: var(--space-2);
  }

  .page-calendar .surface {
    padding-left: var(--space-2);
    padding-right: var(--space-2);
  }

  .page-calendar .calendar-grid {
    gap: 0.2rem;
  }

  .page-calendar .calendar-day {
    padding: 0.2rem;
  }

  .page-calendar .calendar-day .booking-chip {
    font-size: 0.58rem;
    line-height: 1.15;
    padding: 0.2rem 0.24rem;
    white-space: normal;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .app-header {
    gap: var(--space-4);
    padding: var(--space-4) var(--space-3);
  }

  .header-actions {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--space-3);
    align-items: center;
  }

  .engineer-pill {
    margin-right: 0;
    min-width: 0;
  }

  .page-content {
    padding: var(--space-3) var(--space-3) calc(var(--space-6) + env(safe-area-inset-bottom));
  }

  .surface {
    padding: var(--space-3);
  }

  .btn,
  .btn-google,
  input,
  select,
  .agenda-item {
    min-height: 46px;
  }

  .calendar-toolbar {
    gap: var(--space-4);
  }

  .calendar-toolbar-main {
    grid-template-columns: var(--tap-min) 1fr var(--tap-min);
    gap: var(--space-3);
  }

  .calendar-controls {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .month-jump-wrap {
    font-size: 0.74rem;
  }

  .calendar-grid {
    gap: 0.35rem;
  }

  .calendar-day {
    min-height: 82px;
    padding: 0.35rem;
  }

  .day-number {
    margin-bottom: 0.2rem;
  }

  .booking-chip {
    margin-top: 0.26rem;
    padding: 0.3rem 0.34rem;
  }

  .day-agenda {
    margin-top: var(--space-6);
    padding-top: var(--space-5);
  }

  .agenda-item {
    grid-template-columns: 76px 1fr;
    gap: 0.7rem;
    padding: 0.7rem 0.8rem;
  }

  .bottom-sheet {
    padding: var(--space-3) var(--space-3) calc(var(--space-6) + env(safe-area-inset-bottom));
  }

  .sheet-actions {
    gap: var(--space-3);
  }

  .sheet-action-row {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .new-booking-fab {
    right: 1rem;
    bottom: calc(1rem + env(safe-area-inset-bottom));
    width: 52px;
    height: 52px;
    font-size: 1.6rem;
  }

  .form-stack {
    margin-top: var(--space-5);
    gap: var(--space-4);
  }

  .btn-back-link {
    margin-bottom: var(--space-4);
  }

  .confirm-card {
    padding: var(--space-4);
  }

  .confirm-session-info {
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-4);
  }

  .confirm-question {
    margin-bottom: var(--space-4);
  }

  .time-adjust-header,
  .time-adjust-footer {
    padding: var(--space-3);
  }

  .time-adjust-body {
    padding: var(--space-4) var(--space-3);
  }
}

@media (min-width: 760px) {
  .app-header {
    grid-template-columns: 1fr auto;
    padding: var(--space-4) var(--space-6);
  }

  .page-content {
    padding: var(--space-6);
  }

  .surface {
    padding: var(--space-6);
  }

  .calendar-day {
    min-height: 110px;
    padding: 0.45rem;
  }

  .booking-chip {
    font-size: 0.72rem;
  }

  .calendar-toolbar {
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .calendar-controls {
    grid-template-columns: auto auto 170px;
  }

  .calendar-hint {
    grid-column: 1 / -1;
  }
}

/* ─── Calendar grid extras ─────────────────────────────── */
.calendar-dow {
  padding: 0.2rem 0;
  text-align: center;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.day-number {
  display: block;
  font-size: 0.7rem;
  color: var(--text-muted);
  line-height: 1;
  margin-bottom: 0.15rem;
}

.calendar-day.is-empty {
  background: transparent;
  border-color: transparent;
  pointer-events: none;
}

.calendar-day.is-today {
  border-color: var(--accent);
}

.calendar-day.is-today .day-number {
  color: var(--accent-strong);
  font-weight: 700;
}

.calendar-day.is-selected {
  border-color: #d7a22a;
  box-shadow: inset 0 0 0 1px rgba(215, 162, 42, 0.5);
  background: #1c1a15;
}

.booking-chip {
  display: block;
  width: 100%;
  text-align: left;
  border: 0;
  cursor: pointer;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ─── New booking FAB ───────────────────────────────────── */
.new-booking-fab {
  position: fixed;
  bottom: calc(1.5rem + env(safe-area-inset-bottom));
  right: 1.25rem;
  z-index: 50;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 0;
  background: linear-gradient(135deg, #d39a10, #9a6c07);
  color: #fff;
  font-size: 1.75rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(184, 134, 11, 0.45);
  cursor: pointer;
}

/* ─── Bottom sheet content ──────────────────────────────── */
.sheet-content {
  padding-bottom: var(--space-3);
}

.sheet-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: var(--space-1);
}

.sheet-engineer {
  color: var(--text-muted);
  font-size: 0.88rem;
}

.sheet-meta {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-3);
  font-size: 0.9rem;
  color: #ccc;
}

.sheet-notes {
  margin-top: var(--space-3);
  padding: var(--space-3);
  background: #171717;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--text-muted);
}

.sheet-confirmed {
  margin-top: var(--space-3);
  color: #55d47a;
  font-size: 0.88rem;
}

.sheet-cancel-reason {
  margin-top: var(--space-2);
  font-style: italic;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.status-badge {
  display: inline-block;
  margin-top: var(--space-3);
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
}

.status-badge.is-pending {
  background: rgba(184, 134, 11, 0.2);
  color: #d39a10;
}

.status-badge.is-confirmed {
  background: rgba(0, 168, 150, 0.18);
  color: #00a896;
}

.status-badge.is-cancelled {
  background: rgba(97, 97, 97, 0.3);
  color: #bcbcbc;
}

/* ─── Sheet action buttons ──────────────────────────────── */
.sheet-actions {
  margin-top: var(--space-5);
  display: grid;
  gap: var(--space-2);
}

.btn-danger {
  background: rgba(202, 93, 79, 0.15);
  border: 1px solid rgba(202, 93, 79, 0.4);
  color: #e07b6b;
}

.sheet-section {
  margin-top: var(--space-4);
}

.sheet-section-title {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.sheet-action-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.sheet-question {
  font-size: 1rem;
  font-weight: 600;
  margin-top: var(--space-2);
  margin-bottom: var(--space-4);
  line-height: 1.4;
}

/* ─── Time adjust overlay ───────────────────────────────── */
.time-adjust-panel {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: var(--bg);
  display: none;
  flex-direction: column;
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
}

.time-adjust-panel:not([hidden]) {
  display: flex;
}

.time-adjust-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  border-bottom: 1px solid #242424;
}

.time-adjust-header h2 {
  font-family: var(--font-display);
  font-size: 1.1rem;
}

.time-adjust-body {
  flex: 1;
  padding: var(--space-5) var(--space-4);
  display: grid;
  gap: var(--space-3);
  align-content: start;
}

.time-adjust-footer {
  padding: var(--space-4);
  border-top: 1px solid #242424;
}

.time-adjust-footer .btn {
  width: 100%;
}

/* ─── Back link button ──────────────────────────────────── */
.btn-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-height: var(--tap-min);
  padding: 0 0;
  margin-bottom: var(--space-3);
  background: none;
  border: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  text-decoration: none;
  cursor: pointer;
}

/* ─── Confirm page ──────────────────────────────────────── */
.confirm-loading {
  padding: var(--space-5);
  color: var(--text-muted);
}

.confirm-card {
  background: var(--bg-panel);
  border: 1px solid #2a2a2a;
  border-radius: var(--radius-md);
  padding: var(--space-5);
}

.confirm-session-info {
  display: grid;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid #2a2a2a;
}

.confirm-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 0.2rem;
}

.confirm-value {
  font-size: 1rem;
  font-weight: 600;
}

.confirm-question {
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1.35;
  margin-bottom: var(--space-5);
}

.confirm-btns {
  display: grid;
  gap: var(--space-3);
}

/* ─── Admin page ────────────────────────────────────────── */
.admin-section-desc {
  margin-top: var(--space-2);
  margin-bottom: var(--space-4);
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.admin-list {
  display: grid;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.admin-entry {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border);
  background: #131313;
}

.admin-entry:last-child {
  border-bottom: none;
}

.admin-entry-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.admin-entry-uid {
  font-family: "Courier New", monospace;
  font-size: 0.8rem;
  word-break: break-all;
  color: var(--text);
}

.admin-entry-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

.admin-entry-status {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.admin-entry-status.is-active {
  color: #00a896;
}

.admin-entry-status.is-inactive {
  color: var(--text-muted);
}

.admin-empty {
  padding: var(--space-4);
  color: var(--text-muted);
  font-size: 0.9rem;
  font-style: italic;
}

.btn-sm {
  min-height: 36px;
  padding: 0.35rem 0.75rem;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.form-success {
  min-height: 1.25rem;
  color: #00a896;
  font-size: 0.87rem;
}

.field-optional {
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 400;
}

.link {
  color: var(--accent-strong);
  text-decoration: underline;
}

/* ─── Day agenda ────────────────────────────────────────── */
.day-agenda {
  margin-top: var(--space-5);
  border-top: 1px solid #2a2a2a;
  padding-top: var(--space-4);
}

.agenda-head {
  display: grid;
  gap: 0.15rem;
  margin-bottom: var(--space-3);
}

.agenda-title {
  font-family: var(--font-display);
  font-size: 1.02rem;
}

.agenda-subtitle {
  color: var(--text-muted);
  font-size: 0.84rem;
}

.day-events {
  display: grid;
  gap: var(--space-2);
}

.agenda-item {
  width: 100%;
  text-align: left;
  border: 1px solid #343434;
  background: #171717;
  color: var(--text);
  border-radius: var(--radius-sm);
  min-height: var(--tap-min);
  padding: 0.65rem 0.75rem;
  display: grid;
  grid-template-columns: 82px 1fr;
  gap: 0.65rem;
  align-items: center;
}

.agenda-item.is-cancelled {
  opacity: 0.8;
}

.agenda-item.is-cancelled .agenda-main {
  text-decoration: line-through;
}

.agenda-time {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.agenda-main {
  font-size: 0.9rem;
  font-weight: 600;
}

.agenda-meta {
  grid-column: 2;
  font-size: 0.76rem;
  color: #b5aa98;
}

.agenda-empty {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  padding: 0.25rem 0.1rem;
}

.demo-banner {
  position: sticky;
  top: 0;
  z-index: 1200;
  width: 100%;
  text-align: center;
  padding: 0.55rem 0.75rem;
  background: rgba(184, 134, 11, 0.2);
  border-bottom: 1px solid rgba(184, 134, 11, 0.45);
  color: #f3d89a;
  font-size: 0.86rem;
}