/* ============ RESET & BASE ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0f1117;
  --bg-card: #1a1d27;
  --bg-card-hover: #222636;
  --bg-monitor: #12141c;
  --text: #e4e4e7;
  --text-muted: #9ca3af;
  --border: #2a2d3a;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --get: #22c55e;
  --post: #3b82f6;
  --patch: #f59e0b;
  --delete: #ef4444;
  --success: #22c55e;
  --error: #ef4444;
  --radius: 10px;
  --font: 'Jura', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --mono: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

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

/* ============ HEADER ============ */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 60px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header__icon { font-size: 1.5rem; }
.header__title { font-size: 1.2rem; font-weight: 700; }

.header__badge {
  font-size: 0.65rem;
  background: var(--accent);
  color: #fff;
  padding: 2px 8px;
  border-radius: 20px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.header__nav {
  display: flex;
  gap: 8px;
}

.nav-link {
  padding: 8px 16px;
  border-radius: var(--radius);
  color: var(--text-muted);
  font-weight: 500;
  transition: all 0.2s;
  font-size: 0.9rem;
}

.nav-link:hover { color: var(--text); background: rgba(255,255,255,0.05); }
.nav-link.active { color: var(--accent); background: rgba(99,102,241,0.1); }

.cart-count {
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  padding: 1px 7px;
  font-size: 0.75rem;
  font-weight: 700;
  margin-left: 4px;
}

.btn-monitor {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 6px 12px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.2s;
}
.btn-monitor:hover { background: rgba(255,255,255,0.1); color: var(--text); }
.monitor-icon { font-family: var(--mono); font-weight: 700; }

/* ============ LAYOUT ============ */
.layout {
  display: grid;
  grid-template-columns: 1fr 420px;
  height: calc(100vh - 60px);
}

.main {
  overflow-y: auto;
  padding: 32px;
}

/* ============ MONITOR ============ */
.monitor {
  background: var(--bg-monitor);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.monitor.hidden { display: none; }
.monitor.hidden + .main { grid-column: 1 / -1; }

.layout:has(.monitor.hidden) {
  grid-template-columns: 1fr;
}

.monitor__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

.monitor__header h3 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-clear {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 4px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.75rem;
}
.btn-clear:hover { color: var(--text); border-color: var(--text-muted); }

.monitor__log {
  overflow-y: auto;
  flex: 1;
  padding: 8px;
}

.monitor-entry {
  margin-bottom: 6px;
  border-radius: 8px;
  border: 1px solid var(--border);
  overflow: hidden;
  background: rgba(255,255,255,0.02);
}

.monitor-entry__summary {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  cursor: pointer;
  font-size: 0.8rem;
  transition: background 0.15s;
}
.monitor-entry__summary:hover { background: rgba(255,255,255,0.03); }

.method-badge {
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  min-width: 60px;
  text-align: center;
  color: #fff;
}

.method-get { background: rgba(34,197,94,0.2); color: var(--get); }
.method-post { background: rgba(59,130,246,0.2); color: var(--post); }
.method-patch { background: rgba(245,158,11,0.2); color: var(--patch); }
.method-delete { background: rgba(239,68,68,0.2); color: var(--delete); }

.monitor-url {
  flex: 1;
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.78rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.monitor-status { font-weight: 600; font-size: 0.78rem; }
.status-ok { color: var(--success); }
.status-error { color: var(--error); }

.monitor-time { color: var(--text-muted); font-size: 0.7rem; }

.monitor-expand {
  color: var(--text-muted);
  font-size: 0.65rem;
  transition: transform 0.2s;
}

.monitor-entry.expanded .monitor-expand { transform: rotate(180deg); }

.monitor-entry__details {
  display: none;
  padding: 0 12px 12px;
  border-top: 1px solid var(--border);
}

.monitor-entry.expanded .monitor-entry__details { display: block; }

.detail-section { margin-top: 10px; }
.detail-section h4 {
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 6px;
  letter-spacing: 0.5px;
}

.detail-row {
  font-size: 0.78rem;
  margin-bottom: 2px;
  color: var(--text-muted);
}

.detail-label { color: var(--text); font-weight: 600; }

.detail-json {
  background: rgba(0,0,0,0.3);
  padding: 8px 10px;
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-all;
  margin-top: 4px;
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-block;
  padding: 10px 20px;
  border: none;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
  text-decoration: none;
  line-height: 1.4;
}

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

.btn-success { background: var(--success) !important; color: #fff !important; }

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-outline:hover { border-color: var(--text-muted); color: var(--text); }

.btn-sm { padding: 6px 14px; font-size: 0.82rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; width: 100%; }

.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ============ CARDS ============ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color 0.2s, transform 0.2s;
}

/* ============ PAGE HEADERS ============ */
.page-header { margin-bottom: 24px; }
.page-header h1 { font-size: 1.8rem; font-weight: 700; }
.page-subtitle { color: var(--text-muted); margin-top: 4px; }

.back-link {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.back-link:hover { color: var(--accent); }

/* ============ RESTAURANTS ============ */
.restaurant-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.restaurant-card {
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}
.restaurant-card:hover { border-color: var(--accent); transform: translateY(-2px); }

.restaurant-card__img {
  height: 160px;
  background-size: cover;
  background-position: center;
  background-color: var(--bg);
}

.restaurant-card__body {
  padding: 16px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.restaurant-card__cuisine {
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.restaurant-card__name { font-size: 1.25rem; font-weight: 700; }

.restaurant-card__info {
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.rating { color: #facc15; }
.delivery-time { color: var(--text-muted); }

/* ============ MENU ============ */
.menu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}

.dish-card {
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}
.dish-card:hover { border-color: var(--accent); }

.dish-card__img {
  height: 180px;
  background-size: cover;
  background-position: center;
  background-color: var(--bg);
}

.dish-card__body {
  padding: 16px 20px 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex: 1;
  gap: 12px;
}

.dish-card__name { font-size: 1.05rem; font-weight: 600; }
.dish-card__desc { font-size: 0.85rem; color: var(--text-muted); margin-top: 4px; }

.dish-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dish-card__price { font-size: 1.15rem; font-weight: 700; color: var(--accent); }

/* ============ CART ============ */
.cart-table { margin-bottom: 20px; }

.cart-header {
  display: grid;
  grid-template-columns: 2fr 1.5fr 1fr 120px 1fr 40px;
  padding: 10px 16px;
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
}

.cart-row {
  display: grid;
  grid-template-columns: 2fr 1.5fr 1fr 120px 1fr 40px;
  align-items: center;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.cart-restaurant { color: var(--text-muted); font-size: 0.82rem; }

.cart-qty {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-qty {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}
.btn-qty:hover { border-color: var(--accent); color: var(--accent); }

.qty-value { min-width: 20px; text-align: center; font-weight: 600; }

.btn-delete {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.3rem;
  cursor: pointer;
  padding: 4px;
  transition: color 0.15s;
}
.btn-delete:hover { color: var(--delete); }

.cart-total {
  text-align: right;
  padding: 16px;
  font-size: 1.1rem;
}

.cart-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

/* ============ CHECKOUT ============ */
.checkout-layout {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 20px;
  align-items: start;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-muted);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: var(--font);
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.required { color: var(--error); }

.form-error {
  background: rgba(239,68,68,0.1);
  border: 1px solid var(--error);
  color: var(--error);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.checkout-summary h3 { margin-bottom: 12px; }

.summary-item {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--border);
}

.summary-total {
  text-align: right;
  padding-top: 12px;
  font-size: 1.05rem;
}

/* ============ ORDER ============ */
.order-status-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: 24px;
  padding: 16px 0;
}

.status-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  opacity: 0.35;
  transition: opacity 0.3s;
  min-width: 80px;
}

.status-step.active { opacity: 1; }

.status-step__icon { font-size: 1.5rem; }
.status-step__label { font-size: 0.75rem; font-weight: 600; }

.status-step__line {
  width: 40px;
  height: 2px;
  background: var(--border);
  margin: 0 4px;
  margin-bottom: 20px;
}

.order-info { margin-bottom: 20px; }

.order-info__row {
  display: flex;
  gap: 12px;
  padding: 6px 0;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
}
.order-info__row span:first-child { color: var(--text-muted); min-width: 120px; }

.order-items { margin-top: 12px; }

.order-item {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.order-total { text-align: right; padding-top: 12px; font-size: 1.1rem; }

.order-delivered-msg {
  text-align: center;
  padding: 16px;
  font-size: 1.1rem;
  color: var(--success);
  font-weight: 600;
}

.status-created { color: var(--post); }
.status-preparing { color: var(--patch); }
.status-delivering { color: var(--accent); }
.status-delivered { color: var(--success); }

/* ============ ORDERS LIST ============ */
.orders-list {
  display: grid;
  gap: 12px;
}

.order-card {
  display: block;
  color: var(--text);
}
.order-card:hover { border-color: var(--accent); color: var(--text); transform: translateY(-1px); }

.order-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.order-card__id { font-weight: 700; font-size: 1rem; }
.order-card__items { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 8px; }

.order-card__footer {
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.82rem;
}

/* ============ ERROR DEMOS ============ */
.error-demos {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.error-demos h3 {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.error-demos__buttons {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* ============ STATES ============ */
.loading {
  text-align: center;
  padding: 40px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state p {
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.error-msg {
  text-align: center;
  padding: 40px;
  color: var(--error);
}

.hidden { display: none !important; }

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .monitor {
    border-left: none;
    border-top: 1px solid var(--border);
    max-height: 40vh;
  }

  .cart-header,
  .cart-row {
    grid-template-columns: 2fr 1fr 100px 1fr 30px;
  }

  .cart-restaurant { display: none; }

  .checkout-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .header { padding: 0 12px; }
  .main { padding: 16px; }

  .restaurant-grid,
  .menu-grid {
    grid-template-columns: 1fr;
  }

  .header__nav { gap: 4px; }
  .nav-link { padding: 6px 10px; font-size: 0.82rem; }
}