:root {
  --black: #141416;
  --black-soft: #232326;
  --red: #ED1C24;
  --red-dark: #b3151a;
  --red-light: #ff4d54;
  --bg: #f0f0f2;
  --card-bg: #ffffff;
  --border: #e8e8ea;
  --text: #1a1a1c;
  --muted: #85868a;
  --danger: #b3151a;
  --success: #1e7d3a;
  --pill: 999px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.hidden { display: none !important; }

/* Login */
.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
  background: radial-gradient(circle at 30% 20%, #2c2c30 0%, var(--black) 65%);
}

.login-card {
  background: var(--card-bg);
  border-radius: 28px;
  padding: 40px 42px;
  width: 100%;
  max-width: 350px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.45);
  position: relative;
  overflow: hidden;
}
.login-card::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 6px;
  background: linear-gradient(90deg, var(--red) 0%, var(--red-light) 50%, var(--red) 100%);
}

.login-card .logo { display: block; height: 42px; margin: 4px auto 20px; }
.login-card h1 { font-size: 19px; margin: 0 0 4px; color: var(--black); text-align: center; font-weight: 800; }
.login-card .subtitle { margin: 0 0 18px; color: var(--muted); font-size: 13px; text-align: center; }
.login-card label { font-size: 12.5px; margin-top: 10px; color: var(--muted); font-weight: 600; }
.login-card input {
  padding: 12px 18px; border: 1.5px solid var(--border); border-radius: var(--pill); font-size: 14px;
  background: #f7f7f8; transition: border-color 0.15s, background 0.15s;
}
.login-card input:focus { outline: none; border-color: var(--red); background: white; }
.login-card button {
  margin-top: 22px; padding: 13px; border: none; border-radius: var(--pill);
  background: var(--red); color: white; font-size: 14px; font-weight: 700; cursor: pointer;
  transition: background 0.15s, transform 0.1s; box-shadow: 0 6px 16px rgba(237,28,36,0.35);
}
.login-card button:hover { background: var(--red-dark); transform: translateY(-1px); }
.login-card button:active { transform: translateY(0); }
.error { color: var(--danger); font-size: 13px; min-height: 16px; padding-left: 4px; }
.success { color: var(--success); font-size: 13px; min-height: 16px; padding-left: 4px; }

/* Top bar */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--black); color: white; padding: 14px 28px;
}
.topbar-brand { display: flex; align-items: center; gap: 14px; }
.topbar-brand img {
  height: 42px; background: white; border-radius: var(--pill);
  padding: 8px 22px; box-shadow: 0 2px 8px rgba(0,0,0,0.25);
}
.topbar h1 { font-size: 16px; margin: 0; font-weight: 700; letter-spacing: 0.2px; color: #e8e8ea; }
.topbar-right { display: flex; align-items: center; gap: 10px; font-size: 13px; }
#whoami { color: #c7c7ca; font-size: 12.5px; padding: 0 4px; }
.topbar select, .topbar-right button {
  padding: 9px 18px; border-radius: var(--pill); border: none; font-size: 13px; cursor: pointer; font-weight: 600;
}
.topbar select { background: var(--black-soft); color: white; border: 1.5px solid #38383c; }
.topbar-right button { background: var(--red); color: white; }
.topbar-right button:hover { background: var(--red-dark); }

/* Admin panel */
.admin-panel {
  background: var(--card-bg); margin: 20px 28px; padding: 20px 26px;
  border-radius: 22px; box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}
.admin-panel h2 {
  margin: 0 0 14px; font-size: 13px; color: var(--red); text-transform: uppercase; letter-spacing: 0.6px; font-weight: 800;
}
.admin-panel form { display: flex; align-items: flex-end; gap: 12px; flex-wrap: wrap; }
.admin-panel label { font-size: 12px; color: var(--muted); display: block; margin-bottom: 4px; font-weight: 600; }
.admin-panel input, .admin-panel select {
  padding: 9px 14px; border: 1.5px solid var(--border); border-radius: var(--pill); font-size: 13px; background: #f7f7f8;
}
.admin-panel input:focus, .admin-panel select:focus { outline: none; border-color: var(--red); }
.admin-panel button {
  padding: 10px 22px; background: var(--red); color: white; border: none;
  border-radius: var(--pill); cursor: pointer; font-size: 13px; font-weight: 700;
  box-shadow: 0 4px 12px rgba(237,28,36,0.3);
}
.admin-panel button:hover { background: var(--red-dark); }
.admin-panel button.secondary { background: #ececec; color: var(--text); box-shadow: none; }
.admin-panel button.secondary:hover { background: #e0e0e0; }
.admin-panel .error, .admin-panel .success { flex-basis: 100%; }

/* Upload preview */
#upload-preview {
  margin-top: 22px; padding-top: 20px; border-top: 1.5px dashed var(--border);
}
.preview-header h3 {
  margin: 0 0 14px; font-size: 14px; font-weight: 700; color: var(--black);
}
.preview-header h3 span { color: var(--red); }
#upload-preview .calendar-table .day-cell { box-shadow: none; border: 1.5px solid var(--border); }
#upload-preview .calendar-table .day-cell:hover { transform: none; box-shadow: none; }
.preview-actions { display: flex; align-items: center; gap: 10px; margin-top: 16px; flex-wrap: wrap; }
.preview-actions .error { flex-basis: 100%; }

/* View toggle */
.view-toggle { display: flex; gap: 8px; padding: 18px 28px 0; }
.view-toggle button {
  padding: 8px 20px; border: 1.5px solid var(--border); border-radius: var(--pill);
  background: var(--card-bg); color: var(--muted); font-size: 13px; font-weight: 700; cursor: pointer;
  transition: all 0.15s;
}
.view-toggle button:hover { border-color: var(--red); color: var(--red); }
.view-toggle button.active {
  background: var(--black); color: white; border-color: var(--black);
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* Menu table */
main { padding: 16px 28px 40px; }
.calendar-table {
  width: 100%; border-collapse: separate; border-spacing: 10px;
  background: transparent; margin: 0 -10px;
}
.calendar-table th {
  background: var(--black); color: white; font-size: 12px; font-weight: 700;
  padding: 12px 8px; border-radius: var(--pill); text-transform: uppercase; letter-spacing: 0.6px;
}
#menu-table.today-view {
  max-width: 420px; margin: 12px auto 0; border-spacing: 0;
}
#menu-table.today-view .day-cell {
  padding: 28px 34px; border-radius: 26px;
  box-shadow: 0 10px 32px rgba(0,0,0,0.10);
}
#menu-table.today-view .day-badge { width: 64px; height: 64px; }
#menu-table.today-view .day-badge .day-num { font-size: 24px; }
#menu-table.today-view .day-badge .day-mon { font-size: 10.5px; }
#menu-table.today-view .day-date { margin-bottom: 18px; }
#menu-table.today-view ul { font-size: 15px; }
#menu-table.today-view ul li { margin-bottom: 11px; }
.calendar-table td {
  vertical-align: top; padding: 0; width: 16.6%;
}
.day-cell {
  background: var(--card-bg); border-radius: 20px;
  padding: 16px; min-height: 100%;
  box-shadow: 0 2px 10px rgba(0,0,0,0.06);
  transition: box-shadow 0.18s ease, transform 0.18s ease;
}
.day-cell:not(.empty-day):hover { box-shadow: 0 10px 26px rgba(0,0,0,0.12); transform: translateY(-3px); }
.day-cell.is-today {
  background: #fff5f5;
  border: 2px solid var(--red);
  box-shadow: 0 6px 20px rgba(237,28,36,0.18);
}
.day-cell.is-today .day-badge {
  background: linear-gradient(150deg, var(--red) 0%, var(--red-dark) 100%);
}
.day-cell.is-today .day-badge .day-mon { color: white; }
.day-cell .day-date {
  margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}
.day-cell .day-date .edit-btn { margin-left: auto; }
.day-badge {
  display: flex; align-items: center; justify-content: center; flex-direction: column;
  width: 46px; height: 46px; border-radius: 50%;
  background: linear-gradient(150deg, var(--black) 0%, var(--black-soft) 100%);
  color: white; line-height: 1;
}
.day-badge .day-num { font-size: 17px; font-weight: 800; font-variant-numeric: tabular-nums; }
.day-badge .day-mon { font-size: 8.5px; font-weight: 700; color: var(--red-light); text-transform: uppercase; letter-spacing: 0.4px; margin-top: 1px; }
.day-cell ul { margin: 0; padding-left: 18px; font-size: 13.5px; }
.day-cell ul li { margin-bottom: 7px; line-height: 1.35; padding-left: 4px; }
.day-cell ul li::marker { color: var(--red); font-size: 1.3em; }
.weekday-label { display: none; }
.day-cell p.muted { color: var(--muted); font-size: 13px; margin: 0; }
.day-cell.empty-day {
  background: #f8f8f9; box-shadow: none; border: 1.5px dashed var(--border);
  text-align: center; min-height: 70px;
}
.empty-marker {
  display: block; color: #d4d4d6; font-size: 30px; font-weight: 300; line-height: 1;
  padding-top: 20px;
}
.edit-btn {
  border: none; background: #f2f2f3; cursor: pointer; font-size: 11.5px; color: var(--red); font-weight: 700;
  padding: 5px 12px; border-radius: var(--pill);
}
.edit-btn:hover { background: #fde3e4; }
.edit-btn.add-btn { color: var(--muted); background: transparent; border: 1.5px dashed var(--border); }
.edit-btn.add-btn:hover { color: var(--red); border-color: var(--red); background: #fde3e4; }
.day-cell textarea {
  width: 100%; min-height: 100px; font-size: 13px; padding: 10px 12px; border: 1.5px solid var(--border);
  border-radius: 14px; font-family: inherit; resize: vertical; background: #f7f7f8;
}
.day-cell textarea:focus { outline: none; border-color: var(--red); background: white; }
.day-cell .edit-actions { margin-top: 10px; display: flex; gap: 6px; flex-wrap: wrap; }
.day-cell .edit-actions button {
  font-size: 12px; padding: 7px 16px; border: none; border-radius: var(--pill); cursor: pointer; font-weight: 700;
}
.day-cell .edit-actions .save-btn { background: var(--red); color: white; box-shadow: 0 3px 10px rgba(237,28,36,0.3); }
.day-cell .edit-actions .save-btn:hover { background: var(--red-dark); }
.day-cell .edit-actions .cancel-btn { background: #ececec; color: var(--text); }
.day-cell .edit-actions .delete-btn { background: transparent; color: var(--danger); border: 1.5px solid var(--danger); }
.day-cell .edit-actions .delete-btn:hover { background: var(--danger); color: white; }
#empty-state { color: var(--muted); padding: 48px; text-align: center; font-size: 15px; }

/* Footer */
.site-footer { display: flex; justify-content: flex-end; padding: 10px 28px 24px; }
.site-footer a {
  color: var(--muted); text-decoration: none; font-size: 12px;
  border: 1.5px solid var(--border); padding: 7px 16px; border-radius: var(--pill); background: var(--card-bg);
}
.site-footer a:hover { color: var(--red); border-color: var(--red); }

/* Mobile */
@media (max-width: 760px) {
  .topbar { flex-wrap: wrap; gap: 10px; padding: 12px 16px; }
  .topbar-right { flex-wrap: wrap; gap: 8px; }
  .topbar h1 { font-size: 14px; }
  .topbar-brand img { height: 32px; padding: 6px 16px; }

  .admin-panel { margin: 14px 14px; padding: 16px; }
  .admin-panel form { flex-direction: column; align-items: stretch; }
  .admin-panel input, .admin-panel select { width: 100%; }

  .view-toggle { padding: 14px 14px 0; }
  .view-toggle button { flex: 1; padding: 9px 8px; font-size: 12.5px; }

  main { padding: 10px 14px 32px; }

  .calendar-table, .calendar-table thead, .calendar-table tbody, .calendar-table tr, .calendar-table th, .calendar-table td {
    display: block; width: 100%;
  }
  .calendar-table thead { display: none; }
  .calendar-table { border-spacing: 0; margin: 0; }
  .calendar-table tr { margin-bottom: 12px; }
  .calendar-table td { margin-bottom: 12px; }
  .day-cell.empty-day { display: none; }
  .weekday-label {
    display: inline-block; font-size: 10.5px; font-weight: 700; color: var(--muted);
    text-transform: uppercase; letter-spacing: 0.5px; margin-left: 8px;
  }
  .day-cell .day-date { flex-wrap: wrap; }
}

@media (max-width: 400px) {
  .login-card { padding: 32px 24px; }
  .admin-panel button, .login-card button { width: 100%; }
}