@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;600;700&family=Share+Tech+Mono&display=swap');

:root {
  --bg: #0d0d0d;
  --bg2: #161616;
  --bg3: #1e1e1e;
  --red: #cc1111;
  --red-hot: #ff2222;
  --orange: #e05a00;
  --text: #d0d0d0;
  --text-dim: #777;
  --border: #2a2a2a;
  --border-hot: #cc1111;
  --green: #22aa44;
  --yellow: #cc9900;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Share Tech Mono', monospace;
  font-size: 14px;
  min-height: 100vh;
}

/* Шум-текстура поверх фону */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* ── NAVBAR ── */
.navbar {
  background: #0a0a0a;
  border-bottom: 2px solid var(--red);
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar-brand {
  font-family: 'Oswald', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--red-hot);
  text-decoration: none;
  letter-spacing: 3px;
  text-transform: uppercase;
}

.navbar-brand span { color: var(--text-dim); font-size: 0.7em; }

.navbar-nav {
  display: flex;
  gap: 0.25rem;
  list-style: none;
}

.navbar-nav a {
  color: var(--text-dim);
  text-decoration: none;
  padding: 0.4rem 0.9rem;
  border: 1px solid transparent;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.8rem;
  transition: all 0.15s;
}

.navbar-nav a:hover,
.navbar-nav a.active {
  color: var(--red-hot);
  border-color: var(--red);
  background: rgba(204,17,17,0.08);
}

.navbar-user {
  color: var(--text-dim);
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.navbar-user a {
  color: var(--text-dim);
  text-decoration: none;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 1px;
  transition: color 0.15s;
}

.navbar-user a:hover { color: var(--red-hot); }

/* ── LAYOUT ── */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem;
  position: relative;
  z-index: 1;
}

/* ── CARDS ── */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 1.25rem;
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--red), transparent);
}

.card-title {
  font-family: 'Oswald', sans-serif;
  font-size: 0.85rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 0.5rem;
}

.card-value {
  font-family: 'Oswald', sans-serif;
  font-size: 2rem;
  color: var(--text);
  font-weight: 700;
}

/* ── TABLES ── */
.table-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1rem;
}

.table-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 1rem;
  text-align: center;
  cursor: pointer;
  text-decoration: none;
  display: block;
  transition: all 0.15s;
  position: relative;
}

.table-card:hover {
  border-color: var(--red);
  background: var(--bg3);
}

.table-card.occupied {
  border-color: var(--red);
  background: rgba(204,17,17,0.07);
}

.table-card.occupied::after {
  content: '●';
  position: absolute;
  top: 8px; right: 10px;
  color: var(--red-hot);
  font-size: 10px;
}

.table-card .table-number {
  font-family: 'Oswald', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}

.table-card .table-name {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 0.25rem;
}

.table-card .table-status {
  font-size: 0.7rem;
  margin-top: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.table-card.free .table-status { color: var(--green); }
.table-card.occupied .table-status { color: var(--red-hot); }

/* ── BUTTONS ── */
.btn {
  display: inline-block;
  padding: 0.5rem 1.2rem;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s;
}

.btn:hover { border-color: var(--text-dim); }

.btn-primary {
  background: var(--red);
  border-color: var(--red);
  color: #fff;
}

.btn-primary:hover {
  background: var(--red-hot);
  border-color: var(--red-hot);
}

.btn-success {
  background: rgba(34,170,68,0.15);
  border-color: var(--green);
  color: var(--green);
}

.btn-success:hover {
  background: rgba(34,170,68,0.25);
}

.btn-danger {
  background: rgba(204,17,17,0.1);
  border-color: var(--red);
  color: var(--red);
}

.btn-danger:hover {
  background: rgba(204,17,17,0.2);
}

.btn-sm { padding: 0.25rem 0.7rem; font-size: 0.75rem; }

/* ── DATA TABLE ── */
.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th {
  font-family: 'Oswald', sans-serif;
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 2px;
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  font-weight: 400;
}

.data-table td {
  padding: 0.7rem 0.8rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

.data-table tr:hover td { background: var(--bg3); }
.data-table tr.row-disabled td { opacity: 0.45; }

/* ── BADGES ── */
.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.badge-open { background: rgba(204,17,17,0.15); color: var(--red-hot); border: 1px solid var(--red); }
.badge-paid { background: rgba(34,170,68,0.15); color: var(--green); border: 1px solid var(--green); }
.badge-cancelled { background: rgba(100,100,100,0.15); color: var(--text-dim); border: 1px solid var(--border); }
.badge-free { background: rgba(34,170,68,0.1); color: var(--green); }
.badge-occupied { background: rgba(204,17,17,0.1); color: var(--red-hot); }

/* ── FORMS ── */
.form-group { margin-bottom: 1rem; }

.form-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.5rem 0.75rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.15s;
}

.form-control:focus { border-color: var(--red); }

select.form-control option { background: var(--bg2); }

/* ── HEADINGS ── */
h1, h2, h3 {
  font-family: 'Oswald', sans-serif;
  text-transform: uppercase;
  letter-spacing: 2px;
}

h1 { font-size: 1.6rem; font-weight: 700; margin-bottom: 1.5rem; color: var(--text); }
h2 { font-size: 1.2rem; font-weight: 600; margin-bottom: 1rem; color: var(--text); }
h3 { font-size: 1rem; font-weight: 600; color: var(--text); }

/* ── DIVIDER ── */
hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 1.5rem 0;
}

/* ── ALERTS ── */
.alert {
  padding: 0.75rem 1rem;
  border-left: 3px solid var(--red);
  background: rgba(204,17,17,0.08);
  margin-bottom: 1rem;
  font-size: 0.85rem;
}

/* ── ORDER DETAIL ── */
.order-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 1.5rem;
}

.menu-categories { display: flex; flex-direction: column; gap: 1.5rem; }

.menu-cat-title {
  font-family: 'Oswald', sans-serif;
  font-size: 0.8rem;
  color: var(--red);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.4rem;
}

.menu-items {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 0.5rem;
}

.menu-item-btn {
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.6rem 0.8rem;
  cursor: pointer;
  text-align: left;
  transition: all 0.15s;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
}

.menu-item-btn:hover {
  border-color: var(--red);
  background: rgba(204,17,17,0.07);
}

.menu-item-name { display: block; margin-bottom: 0.2rem; }
.menu-item-price { color: var(--orange); font-size: 0.9rem; font-weight: 700; }

.order-sidebar {
  position: sticky;
  top: 72px;
  align-self: start;
}

.order-total {
  font-family: 'Oswald', sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--red-hot);
  text-align: right;
  margin: 1rem 0;
}

/* ── STATS ROW ── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

/* ── LOGIN ── */
.login-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--bg);
}

.login-box {
  width: 360px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-top: 3px solid var(--red);
  padding: 2.5rem;
}

.login-logo {
  font-family: 'Oswald', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--red-hot);
  text-align: center;
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.login-sub {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 2rem;
}

/* ── UTILS ── */
.text-red { color: var(--red-hot); }
.text-dim { color: var(--text-dim); }
.text-green { color: var(--green); }
.text-orange { color: var(--orange); }
.text-right { text-align: right; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.w-full { width: 100%; }
.mb-3 { margin-bottom: 1.5rem; }

/* ── ALERT VARIANTS ── */
.alert-success {
  border-left-color: var(--green);
  background: rgba(34,170,68,0.08);
}

/* ── TABLE RESPONSIVE WRAPPER ── */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* ── HAMBURGER ── */
.navbar-ham {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: 0.5rem;
}
.navbar-ham span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-dim);
  transition: all 0.2s;
}
.navbar-ham.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar-ham.open span:nth-child(2) { opacity: 0; }
.navbar-ham.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── TABLET (≤ 900px) ── */
@media (max-width: 900px) {
  .order-layout {
    grid-template-columns: 1fr;
  }
  .order-sidebar {
    position: static;
    order: -1; /* receipt above menu on tablet/mobile */
  }
  .stats-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ── MOBILE (≤ 640px) ── */
@media (max-width: 640px) {
  /* Navbar: hamburger */
  .navbar {
    padding: 0 1rem;
    flex-wrap: wrap;
    height: auto;
    min-height: 52px;
  }
  .navbar-brand { font-size: 1.1rem; }
  .navbar-ham { display: flex; }
  .navbar-user span.u-role { display: none; }

  .navbar-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 0 0.75rem;
    border-top: 1px solid var(--border);
    order: 3;
  }
  .navbar-nav.open { display: flex; }
  .navbar-nav a {
    padding: 0.6rem 0.5rem;
    border: none;
    border-bottom: 1px solid var(--border);
    font-size: 0.85rem;
  }
  .navbar-user {
    font-size: 0.75rem;
    gap: 0.75rem;
  }

  /* Container */
  .container { padding: 0.75rem; }

  /* Headings */
  h1 { font-size: 1.15rem; margin-bottom: 0.75rem; }
  h2 { font-size: 0.95rem; margin-bottom: 0.5rem; }

  /* flex-between — allow wrap */
  .flex-between { flex-wrap: wrap; gap: 0.4rem; }

  /* Stats */
  .stats-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
    margin-bottom: 1rem;
  }
  .card-value { font-size: 1.4rem; }
  .card { padding: 0.85rem; }
  .card-title { font-size: 0.75rem; margin-bottom: 0.25rem; }

  /* Data tables: horizontal scroll */
  .data-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .data-table { font-size: 0.8rem; min-width: 480px; }
  .data-table th, .data-table td { padding: 0.45rem 0.5rem; }

  /* Table grid (зал — столики) */
  .table-grid {
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: 0.5rem;
  }
  .table-card { padding: 0.6rem 0.4rem; }
  .table-card .table-number { font-size: 1.75rem; }
  .table-card .table-name { font-size: 0.65rem; }
  .table-card .table-status { font-size: 0.6rem; }

  /* Login */
  .login-wrap { align-items: flex-start; padding-top: 2rem; }
  .login-box { width: calc(100% - 2rem); margin: 0 1rem; padding: 1.75rem 1.25rem; }

  /* Order detail */
  .order-layout { gap: 0.75rem; }
  .menu-items { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 0.4rem; }
  .menu-item-btn { padding: 0.7rem 0.6rem; font-size: 0.8rem; min-height: 56px; }
  .order-total { font-size: 1.4rem; margin: 0.5rem 0; }

  /* Buttons */
  .btn { padding: 0.45rem 0.85rem; font-size: 0.75rem; }
  .btn-sm { padding: 0.3rem 0.5rem; font-size: 0.7rem; }

  /* Alerts */
  .alert { font-size: 0.8rem; padding: 0.6rem 0.75rem; }

  /* Badges */
  .badge { font-size: 0.65rem; padding: 0.15rem 0.4rem; }

  /* Forms */
  .form-control { font-size: 16px; /* prevent iOS zoom */ padding: 0.6rem 0.75rem; }
  .form-label { font-size: 0.7rem; }
}

/* ── SMALL MOBILE (≤ 380px) ── */
@media (max-width: 380px) {
  .stats-row { grid-template-columns: 1fr 1fr; }
  .card-value { font-size: 1.2rem; }
  .table-grid { grid-template-columns: repeat(3, 1fr); }
}