/* SunSlot app styles — matches landing page design tokens */
:root {
  --bg: #0a0a0f;
  --bg-elevated: #13131a;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-muted: #8a8a9a;
  --fg-subtle: #4a4a5a;
  --accent: #f59e0b;
  --accent-glow: rgba(245,158,11,0.15);
  --accent-bright: #fbbf24;
  --danger: #ef4444;
  --success: #10b981;
  --radius: 12px;
  --radius-sm: 8px;
  --border: rgba(255,255,255,0.07);
  --max-width: 680px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-size: 16px;
  line-height: 1.65;
  min-height: 100vh;
}

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  line-height: 1.2;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-bright); }

/* ─── Layout ─── */
.page-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px 20px 80px;
  background: radial-gradient(ellipse at 50% -20%, var(--accent-glow) 0%, transparent 55%);
}

.page-nav {
  width: 100%;
  max-width: 900px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 48px;
}

.nav-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--fg);
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-logo span { color: var(--accent); }

.page-card {
  width: 100%;
  max-width: var(--max-width);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px 48px;
}

@media (max-width: 640px) {
  .page-card { padding: 28px 20px; }
}

/* ─── Progress bar ─── */
.progress-bar {
  display: flex;
  gap: 6px;
  margin-bottom: 36px;
}

.progress-step {
  flex: 1;
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  transition: background 0.3s ease;
}

.progress-step.active { background: var(--accent); }
.progress-step.done   { background: var(--success); }

/* ─── Step header ─── */
.step-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.step-badge svg { width: 14px; height: 14px; }

.step-title {
  font-size: clamp(1.4rem, 4vw, 1.9rem);
  margin-bottom: 8px;
}

.step-subtitle {
  color: var(--fg-muted);
  font-size: 0.95rem;
  margin-bottom: 32px;
}

/* ─── Form elements ─── */
.field-group {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--fg-muted);
  letter-spacing: 0.3px;
  text-transform: uppercase;
  font-size: 11px;
}

.field input,
.field select {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  padding: 12px 16px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  appearance: none;
  -webkit-appearance: none;
}

.field input:focus,
.field select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.field input::placeholder { color: var(--fg-subtle); }

/* Custom select arrow */
.select-wrap {
  position: relative;
}

.select-wrap::after {
  content: '';
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 5px solid var(--fg-muted);
  pointer-events: none;
}

.select-wrap select { width: 100%; padding-right: 40px; }

/* Radio / checkbox cards */
.option-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
}

.option-card {
  position: relative;
  cursor: pointer;
}

.option-card input[type="radio"],
.option-card input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.option-card .card-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 14px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  text-align: center;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--fg-muted);
  transition: all 0.18s ease;
  min-height: 72px;
}

.option-card:hover .card-body {
  border-color: var(--accent);
  color: var(--fg);
}

.option-card input:checked + .card-body {
  background: var(--accent-glow);
  border-color: var(--accent);
  color: var(--fg);
  box-shadow: 0 0 0 2px var(--accent);
}

.option-card .card-icon { font-size: 1.4rem; }

/* Battery toggle */
.toggle-field {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  cursor: pointer;
  transition: border-color 0.2s;
}

.toggle-field:hover { border-color: var(--accent); }

.toggle-label { font-weight: 500; color: var(--fg); }
.toggle-sub   { font-size: 0.82rem; color: var(--fg-muted); }

.toggle-switch {
  width: 44px;
  height: 24px;
  border-radius: 100px;
  background: var(--fg-subtle);
  position: relative;
  transition: background 0.2s;
  flex-shrink: 0;
}

.toggle-switch::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  top: 3px;
  left: 3px;
  transition: transform 0.2s;
}

.toggle-field.on .toggle-switch { background: var(--accent); }
.toggle-field.on .toggle-switch::after { transform: translateX(20px); }

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-sm);
  padding: 13px 28px;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: #000;
}

.btn-primary:hover {
  background: var(--accent-bright);
  color: #000;
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(245,158,11,0.35);
}

.btn-primary:active { transform: translateY(0); }

.btn-ghost {
  background: transparent;
  color: var(--fg-muted);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  border-color: var(--fg-muted);
  color: var(--fg);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.btn-full { width: 100%; }

.form-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

/* ─── Qualification result cards ─── */
.result-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin: 0 auto 24px;
}

.result-icon.success { background: rgba(16,185,129,0.15); }
.result-icon.fail    { background: rgba(239,68,68,0.12); }

.result-title {
  text-align: center;
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.result-body {
  text-align: center;
  color: var(--fg-muted);
  margin-bottom: 32px;
  font-size: 1rem;
}

/* ─── Calendar / slot picker ─── */
.calendar-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.date-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.date-tab {
  padding: 8px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--fg-muted);
  cursor: pointer;
  transition: all 0.18s ease;
  text-align: center;
}

.date-tab:hover,
.date-tab.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

.date-tab .day-name { font-size: 0.72rem; opacity: 0.7; display: block; }

.slots-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 10px;
}

.slot-btn {
  padding: 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--fg-muted);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  text-align: center;
  transition: all 0.18s ease;
}

.slot-btn:hover {
  border-color: var(--accent);
  color: var(--fg);
}

.slot-btn.selected {
  background: var(--accent-glow);
  border-color: var(--accent);
  color: var(--fg);
  box-shadow: 0 0 0 2px var(--accent);
}

.selected-slot-summary {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
  min-height: 58px;
}

.selected-slot-summary .slot-label {
  font-size: 0.85rem;
  color: var(--fg-muted);
}

.selected-slot-summary .slot-value {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  color: var(--accent);
  font-size: 1.05rem;
}

/* ─── Confirm page ─── */
.confirm-code {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: 6px;
  color: var(--accent);
  text-align: center;
  padding: 20px;
  background: var(--accent-glow);
  border: 1px solid rgba(245,158,11,0.25);
  border-radius: var(--radius);
  margin: 24px 0;
}

.detail-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.95rem;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.detail-row:last-child { border-bottom: none; }
.detail-label { color: var(--fg-muted); }
.detail-value { font-weight: 600; }

/* ─── Error / disqualified ─── */
.callout {
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.2);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 0.9rem;
  color: #fca5a5;
  margin-bottom: 24px;
}

.callout.success {
  background: rgba(16,185,129,0.08);
  border-color: rgba(16,185,129,0.2);
  color: #6ee7b7;
}

/* ─── Spinner ─── */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(0,0,0,0.2);
  border-top-color: #000;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Utilities ─── */
.text-center { text-align: center; }
.mt-4 { margin-top: 16px; }
.mt-8 { margin-top: 32px; }
.hidden { display: none !important; }