:root {
  color-scheme: dark;
  --bg-main: #0f172a;
  --bg-panel: rgba(15, 23, 42, 0.92);
  --bg-panel-alt: rgba(30, 41, 59, 0.85);
  --bg-input: rgba(15, 23, 42, 0.7);
  --border-default: rgba(148, 163, 184, 0.2);
  --border-active: #f0abfc;
  --accent: #d946ef;
  --accent-soft: rgba(217, 70, 239, 0.18);
  --text-primary: #f8fafc;
  --text-secondary: rgba(226, 232, 240, 0.8);
  --text-muted: rgba(148, 163, 184, 0.75);
  --font-base: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-base);
  background: radial-gradient(circle at top left, #1f2937 0%, #0f172a 55%, #020617 100%);
  color: var(--text-primary);
}

.app-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 64px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.app-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.app-header h1 {
  margin: 4px 0 0;
  font-size: 28px;
  font-weight: 600;
}

.brand-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
}

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

.header-actions button {
  background: none;
  border: 1px solid var(--border-default);
  border-radius: 999px;
  color: var(--text-primary);
  padding: 10px 16px;
  font-size: 13px;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.2s;
}

.header-actions button:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.month-label {
  font-size: 18px;
  font-weight: 600;
  text-transform: capitalize;
}

.main-layout {
  display: grid;
  grid-template-columns: minmax(0, 2.6fr) minmax(0, 1.2fr);
  gap: 24px;
}

.calendar-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-default);
  border-radius: 28px;
  padding: 32px;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.6);
}

.calendar-weekdays,
.calendar-days {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 12px;
}

.calendar-weekdays {
  text-transform: uppercase;
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.2em;
  text-align: center;
}

.calendar-days {
  margin-top: 16px;
}

.calendar-day {
  height: 110px;
  display: flex;
  flex-direction: column;
  border-radius: 20px;
  border: 1px solid var(--border-default);
  padding: 14px;
  gap: 10px;
  background: var(--bg-panel-alt);
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.calendar-day[data-out-month="true"] {
  color: var(--text-muted);
  background: rgba(15, 23, 42, 0.65);
}

.calendar-day[data-reserved="true"] {
  border-color: var(--accent);
}

.calendar-day[data-selected="true"] {
  box-shadow: 0 0 0 2px var(--accent);
}

.calendar-day:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.calendar-day__label {
  font-size: 14px;
  font-weight: 600;
}

.calendar-day__events {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.calendar-day__event {
  font-size: 13px;
  color: var(--accent);
  white-space: normal;
  line-height: 1.3;
}

.calendar-day__more {
  font-size: 11px;
  color: var(--text-muted);
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.events-panel,
.form-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-default);
  border-radius: 24px;
  padding: 28px;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.55);
}

.events-panel h2,
.form-panel h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}

.selected-date {
  margin: 12px 0 0;
  color: var(--text-muted);
  font-size: 14px;
}

.events-list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.events-list li {
  border: 1px solid var(--accent);
  border-radius: 18px;
  padding: 16px;
  background: var(--bg-panel-alt);
}

.events-list li .event-commerce {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
}

.events-list li .event-title {
  margin: 6px 0 4px;
  font-size: 16px;
  font-weight: 600;
}

.events-list li .event-meta {
  font-size: 13px;
  color: var(--text-muted);
}

.empty-state {
  margin: 20px 0 0;
  font-size: 14px;
  color: var(--text-muted);
}

.form-panel form {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
}

.field-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

input[type="text"],
input[type="time"] {
  border: 1px solid var(--border-default);
  border-radius: 12px;
  padding: 12px;
  background: var(--bg-input);
  color: var(--text-primary);
  font-size: 14px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

input[type="text"]:focus,
input[type="time"]:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(217, 70, 239, 0.25);
}

button[type="submit"] {
  border: none;
  border-radius: 14px;
  padding: 14px;
  background: var(--accent);
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}

button[type="submit"]:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 36px rgba(217, 70, 239, 0.35);
}

.form-error {
  margin: 16px 0 0;
  border-radius: 14px;
  border: 1px solid rgba(217, 70, 239, 0.35);
  background: rgba(217, 70, 239, 0.12);
  padding: 12px 14px;
  font-size: 12px;
  color: var(--accent);
}

@media (max-width: 1024px) {
  .main-layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    flex-direction: column;
  }

  .calendar-day {
    height: 96px;
  }
}

@media (max-width: 768px) {
  .app-shell {
    padding: 32px 16px 48px;
  }

  .header-actions {
    width: 100%;
    justify-content: space-between;
  }

  .calendar-panel {
    padding: 24px;
  }

  .calendar-weekdays,
  .calendar-days {
    gap: 8px;
  }

  .calendar-day {
    padding: 12px;
  }

  .field-row {
    grid-template-columns: 1fr;
  }
}