/* ═══════════════════════════════════════════════════════════════════════════
   Pole Sport Edzőterem — Design System
   Sötét téma, mobile-first, CSS változók, vanilla CSS
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Custom Properties ─────────────────────────────────────────────────── */

:root {
  /* Backgrounds */
  --bg:         #0f0d15;
  --surface:    #1a1622;
  --surface-2:  #241d30;
  --surface-3:  #2d2540;

  /* Text */
  --text:       #ece8f3;
  --text-2:     #c4bbdb;
  --muted:      #9b91ad;
  --subtle:     #6b6278;

  /* Accent */
  --accent:     #c084fc;
  --accent-2:   #a855f7;
  --accent-dim: rgba(192, 132, 252, 0.12);
  --accent-glow:rgba(192, 132, 252, 0.25);

  /* Semantic */
  --success:    #4ade80;
  --success-bg: rgba(74, 222, 128, 0.10);
  --danger:     #f87171;
  --danger-bg:  rgba(248, 113, 113, 0.10);
  --warning:    #fb923c;
  --warning-bg: rgba(251, 146, 60, 0.10);
  --info:       #60a5fa;
  --info-bg:    rgba(96, 165, 250, 0.10);

  /* Layout */
  --radius:     14px;
  --radius-sm:  8px;
  --radius-lg:  20px;
  --max-w:      960px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.4);
  --shadow:     0 4px 16px rgba(0,0,0,0.45);
  --shadow-lg:  0 8px 32px rgba(0,0,0,0.55);
  --shadow-accent: 0 4px 24px rgba(192,132,252,0.18);

  /* Transitions */
  --t:          150ms ease;
  --t-slow:     300ms ease;

  /* Typography */
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", "Fira Code", "Consolas", monospace;
}

/* ── Reset / Base ──────────────────────────────────────────────────────── */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.9375rem;
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--t), opacity var(--t);
}

a:hover {
  color: var(--accent-2);
  opacity: 0.9;
}

img, svg {
  display: block;
  max-width: 100%;
}

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* ── Animations ────────────────────────────────────────────────────────── */

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.6; }
}

.fade-in {
  animation: fadeIn var(--t-slow) both;
}

/* ── Layout ────────────────────────────────────────────────────────────── */

.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 1rem;
  padding-block: 1.5rem;
}

.grid {
  display: grid;
  gap: 1rem;
}

.grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.flex {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.flex-wrap {
  flex-wrap: wrap;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.gap-sm { gap: 0.5rem; }

.text-center { text-align: center; }
.text-muted  { color: var(--muted); }
.text-accent { color: var(--accent); }
.text-success{ color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning{ color: var(--warning); }
.text-sm     { font-size: 0.8125rem; }
.text-xs     { font-size: 0.75rem; }
.font-bold   { font-weight: 600; }

/* ── Topbar / Nav ──────────────────────────────────────────────────────── */

.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 13, 21, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(192,132,252,0.12);
  padding: 0;
}

.topbar-inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 1rem;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.topbar-brand {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-weight: 700;
  font-size: 1.0625rem;
  color: var(--text);
  white-space: nowrap;
  letter-spacing: -0.01em;
}

.topbar-brand span.accent {
  color: var(--accent);
}

.topbar-brand-icon {
  width: 30px;
  height: 30px;
  background: var(--accent-dim);
  border: 1px solid rgba(192,132,252,0.3);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.nav {
  display: none;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  color: var(--text-2);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: color var(--t), background var(--t);
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent);
  background: var(--accent-dim);
}

.nav-link.nav-logout {
  color: var(--muted);
  font-size: 0.8125rem;
}

.nav-link.nav-logout:hover {
  color: var(--danger);
  background: var(--danger-bg);
}

/* Hamburger */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  background: none;
  border: 1px solid rgba(192,132,252,0.2);
  border-radius: var(--radius-sm);
  padding: 0 8px;
  transition: border-color var(--t), background var(--t);
}

.nav-toggle:hover {
  border-color: var(--accent);
  background: var(--accent-dim);
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-2);
  border-radius: 2px;
  transition: transform var(--t), opacity var(--t), background var(--t);
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
  background: var(--accent);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
  background: var(--accent);
}

/* Mobile nav drawer */
.nav-drawer {
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.75rem 1rem 1rem;
  background: var(--surface);
  border-bottom: 1px solid rgba(192,132,252,0.10);
  animation: slideDown 200ms ease both;
}

.nav-drawer.open {
  display: flex;
}

.nav-drawer .nav-link {
  font-size: 0.9375rem;
  padding: 0.5rem 0.75rem;
}

/* ── Cards ─────────────────────────────────────────────────────────────── */

.card {
  background: var(--surface);
  border: 1px solid rgba(192,132,252,0.08);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--t), border-color var(--t);
}

.card:hover {
  box-shadow: var(--shadow);
  border-color: rgba(192,132,252,0.16);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
}

.card-subtitle {
  font-size: 0.8125rem;
  color: var(--muted);
  margin-top: 0.125rem;
}

/* Stat card */
.stat-card {
  background: var(--surface);
  border: 1px solid rgba(192,132,252,0.10);
  border-radius: var(--radius);
  padding: 1.25rem 1.25rem 1rem;
  position: relative;
  overflow: hidden;
  transition: box-shadow var(--t-slow), transform var(--t), border-color var(--t);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  opacity: 0.6;
}

.stat-card:hover {
  box-shadow: var(--shadow-accent);
  transform: translateY(-2px);
  border-color: rgba(192,132,252,0.22);
}

.stat-icon {
  font-size: 1.25rem;
  margin-bottom: 0.625rem;
  opacity: 0.8;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--muted);
  margin-top: 0.375rem;
  font-weight: 500;
}

.stat-sub {
  font-size: 0.75rem;
  color: var(--subtle);
  margin-top: 0.25rem;
}

/* ── Buttons ────────────────────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  padding: 0.5rem 1.125rem;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.2;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  transition: background var(--t), border-color var(--t), color var(--t),
              box-shadow var(--t), transform var(--t);
  min-height: 38px;
  min-width: 44px;
  user-select: none;
}

.btn:hover {
  transform: translateY(-1px);
}

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

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

/* Accent (primary) */
.btn-accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 2px 10px rgba(168,85,247,0.35);
}

.btn-accent:hover {
  box-shadow: 0 4px 18px rgba(168,85,247,0.5);
  color: #fff;
}

/* Ghost / secondary */
.btn-ghost {
  background: transparent;
  color: var(--text-2);
  border-color: rgba(255,255,255,0.12);
}

.btn-ghost:hover {
  background: var(--surface-2);
  border-color: rgba(192,132,252,0.25);
  color: var(--text);
}

/* Surface */
.btn-surface {
  background: var(--surface-2);
  color: var(--text-2);
  border-color: rgba(255,255,255,0.07);
}

.btn-surface:hover {
  background: var(--surface-3);
  border-color: rgba(192,132,252,0.2);
  color: var(--text);
}

/* Danger */
.btn-danger {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: rgba(248,113,113,0.25);
}

.btn-danger:hover {
  background: rgba(248,113,113,0.18);
  border-color: var(--danger);
}

/* Success */
.btn-success {
  background: var(--success-bg);
  color: var(--success);
  border-color: rgba(74,222,128,0.25);
}

.btn-success:hover {
  background: rgba(74,222,128,0.18);
  border-color: var(--success);
}

/* Sizes */
.btn-sm {
  font-size: 0.8125rem;
  padding: 0.3125rem 0.75rem;
  min-height: 32px;
}

.btn-lg {
  font-size: 1rem;
  padding: 0.6875rem 1.5rem;
  min-height: 46px;
  border-radius: var(--radius-sm);
}

.btn-full {
  width: 100%;
}

/* ── Forms ──────────────────────────────────────────────────────────────── */

.field {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-2);
  letter-spacing: 0.01em;
}

.label.required::after {
  content: ' *';
  color: var(--accent);
}

.input,
.select,
.textarea {
  width: 100%;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-sm);
  padding: 0.5625rem 0.75rem;
  font-size: 0.9375rem;
  transition: border-color var(--t), box-shadow var(--t);
  outline: none;
  appearance: none;
}

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

.input:hover,
.select:hover,
.textarea:hover {
  border-color: rgba(192,132,252,0.25);
}

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

.input.error {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(248,113,113,0.15);
}

.textarea {
  resize: vertical;
  min-height: 80px;
}

.select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%239b91ad' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.625rem center;
  padding-right: 2rem;
}

/* Checkbox / radio */
.checkbox-group,
.radio-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.checkbox-group input[type="checkbox"],
.radio-group input[type="radio"] {
  width: 17px;
  height: 17px;
  cursor: pointer;
  accent-color: var(--accent);
  flex-shrink: 0;
}

.checkbox-group label,
.radio-group label {
  font-size: 0.875rem;
  color: var(--text-2);
  cursor: pointer;
}

.field-hint {
  font-size: 0.75rem;
  color: var(--muted);
}

.field-error {
  font-size: 0.75rem;
  color: var(--danger);
}

/* ── Badges ─────────────────────────────────────────────────────────────── */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.1875rem 0.5rem;
  border-radius: 999px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  white-space: nowrap;
}

.badge-accent   { background: var(--accent-dim);   color: var(--accent);  border: 1px solid rgba(192,132,252,0.25); }
.badge-success  { background: var(--success-bg);   color: var(--success); border: 1px solid rgba(74,222,128,0.2); }
.badge-danger   { background: var(--danger-bg);    color: var(--danger);  border: 1px solid rgba(248,113,113,0.2); }
.badge-warning  { background: var(--warning-bg);   color: var(--warning); border: 1px solid rgba(251,146,60,0.2); }
.badge-info     { background: var(--info-bg);      color: var(--info);    border: 1px solid rgba(96,165,250,0.2); }
.badge-muted    { background: rgba(255,255,255,0.06); color: var(--muted); border: 1px solid rgba(255,255,255,0.08); }

/* ── Alerts ─────────────────────────────────────────────────────────────── */

.alert {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.875rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  line-height: 1.5;
  border: 1px solid transparent;
  animation: slideDown 250ms ease both;
}

.alert-icon {
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.alert-success {
  background: var(--success-bg);
  color: var(--success);
  border-color: rgba(74,222,128,0.2);
}

.alert-error {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: rgba(248,113,113,0.2);
}

.alert-warning {
  background: var(--warning-bg);
  color: var(--warning);
  border-color: rgba(251,146,60,0.2);
}

.alert-info {
  background: var(--info-bg);
  color: var(--info);
  border-color: rgba(96,165,250,0.2);
}

/* ── Tables ─────────────────────────────────────────────────────────────── */

.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.07);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.table thead {
  background: var(--surface-2);
}

.table thead th {
  padding: 0.625rem 1rem;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.table tbody td {
  padding: 0.625rem 1rem;
  color: var(--text-2);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  vertical-align: middle;
}

.table tbody tr:last-child td {
  border-bottom: none;
}

.table tbody tr {
  transition: background var(--t);
}

.table tbody tr:hover {
  background: rgba(192,132,252,0.04);
}

/* ── Progress bar ───────────────────────────────────────────────────────── */

.progress {
  width: 100%;
  height: 6px;
  background: rgba(255,255,255,0.08);
  border-radius: 999px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 999px;
  transition: width 400ms ease;
}

.progress-bar.danger {
  background: linear-gradient(90deg, #f87171, #ef4444);
}

.progress-bar.success {
  background: linear-gradient(90deg, #4ade80, #22c55e);
}

/* ── Empty state ────────────────────────────────────────────────────────── */

.empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 2.5rem 1rem;
  text-align: center;
  color: var(--muted);
}

.empty-icon {
  font-size: 2rem;
  opacity: 0.4;
  margin-bottom: 0.25rem;
}

.empty-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--subtle);
}

.empty-text {
  font-size: 0.8125rem;
  color: var(--subtle);
}

/* ── Section headings ───────────────────────────────────────────────────── */

.section-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(255,255,255,0.06);
}

/* ── List items ─────────────────────────────────────────────────────────── */

.list-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  transition: background var(--t);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.list-item:last-child {
  border-bottom: none;
}

.list-item:hover {
  background: rgba(255,255,255,0.03);
}

.list-item-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.list-item-body {
  flex: 1;
  min-width: 0;
}

.list-item-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.list-item-sub {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 0.125rem;
}

/* ── Login page ─────────────────────────────────────────────────────────── */

.login-wrap {
  min-height: calc(100vh - 56px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--surface);
  border: 1px solid rgba(192,132,252,0.12);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem 1.75rem;
  box-shadow: var(--shadow-lg), 0 0 60px rgba(192,132,252,0.06);
  animation: fadeIn 350ms ease both;
}

.login-brand {
  text-align: center;
  margin-bottom: 1.75rem;
}

.login-brand-icon {
  width: 52px;
  height: 52px;
  background: var(--accent-dim);
  border: 1px solid rgba(192,132,252,0.3);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto 0.875rem;
}

.login-brand h1 {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.login-brand p {
  font-size: 0.8125rem;
  color: var(--muted);
  margin-top: 0.25rem;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.login-footer {
  margin-top: 1.25rem;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--muted);
}

/* ── Divider ────────────────────────────────────────────────────────────── */

.divider {
  border: none;
  border-top: 1px solid rgba(255,255,255,0.07);
  margin-block: 1rem;
}

/* ── Footer ─────────────────────────────────────────────────────────────── */

.footer {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 1rem;
  text-align: center;
  font-size: 0.75rem;
  color: var(--subtle);
}

/* ── Scrollbar ──────────────────────────────────────────────────────────── */

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(192,132,252,0.2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(192,132,252,0.4); }

/* ── Responsive ─────────────────────────────────────────────────────────── */

@media (min-width: 640px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }

  .container {
    padding-inline: 1.5rem;
  }
}

@media (min-width: 768px) {
  .nav {
    display: flex;
  }

  .nav-toggle {
    display: none;
  }

  .nav-drawer {
    display: none !important;
  }

  .grid-auto {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  }
}

@media (min-width: 1024px) {
  .container {
    padding-inline: 2rem;
  }
}

/* ── Utility ─────────────────────────────────────────────────────────────── */

.hidden { display: none !important; }
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rounded { border-radius: var(--radius); }
.rounded-sm { border-radius: var(--radius-sm); }
.rounded-full { border-radius: 999px; }

.w-full { width: 100%; }

.surface-2 {
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
}

/* ── Calendar week grid (classes page) ─────────────────────────────────── */

.cal-week-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.5rem;
  overflow-x: auto;
}

.cal-day {
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-sm);
  min-width: 110px;
  display: flex;
  flex-direction: column;
}

.cal-day-today {
  border-color: rgba(192,132,252,0.35);
  background: var(--surface-2);
}

.cal-day-header {
  padding: 0.5rem 0.625rem 0.375rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.cal-day-name {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cal-day-date {
  font-size: 0.8125rem;
  font-weight: 600;
}

.cal-day-body {
  padding: 0.375rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  flex: 1;
}

.cal-empty-day {
  color: var(--subtle);
  font-size: 0.875rem;
  text-align: center;
  padding: 0.5rem 0;
}

.cal-chip {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.375rem 0.5rem;
  border-radius: 6px;
  text-decoration: none;
  transition: background var(--t), border-color var(--t);
  border: 1px solid transparent;
  cursor: pointer;
}

.cal-chip-free {
  background: var(--accent-dim);
  border-color: rgba(192,132,252,0.2);
}

.cal-chip-free:hover {
  background: rgba(192,132,252,0.18);
  border-color: var(--accent);
  color: var(--text);
}

.cal-chip-full {
  background: var(--danger-bg);
  border-color: rgba(248,113,113,0.15);
}

.cal-chip-full:hover {
  background: rgba(248,113,113,0.18);
  border-color: var(--danger);
  color: var(--text);
}

.cal-chip-time {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--muted);
}

.cal-chip-title {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
}

/* ── View toggle active state ───────────────────────────────────────────── */

.view-btn.active {
  background: var(--accent-dim);
  border-color: rgba(192,132,252,0.3);
  color: var(--accent);
}

/* ── Class log panel ────────────────────────────────────────────────────── */

.class-log-panel {
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 0.875rem 1rem;
  margin-top: 0.5rem;
}

/* ── classes-card: compact on mobile ───────────────────────────────────── */

.classes-card .card-header {
  flex-wrap: wrap;
}

@media (max-width: 639px) {
  .cal-week-grid {
    grid-template-columns: repeat(7, minmax(90px, 1fr));
  }
}

/* ═══════════════════════════════════════════════════════════════════════════
   Admin panel — sidebar shell, data tables, pagination
   Used exclusively by admin.php and admin/* module pages.
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Admin shell layout ─────────────────────────────────────────────────── */

.admin-body {
  overflow-x: hidden;
}

/* Full-viewport flex shell: sidebar + main */
.admin-shell {
  display: flex;
  min-height: 100vh;
}

/* ── Admin sidebar ──────────────────────────────────────────────────────── */

.admin-sidebar {
  width: 240px;
  min-height: 100vh;
  background: var(--surface);
  border-right: 1px solid rgba(192,132,252,0.10);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 200;
  overflow-y: auto;
  overflow-x: hidden;
  transition: width var(--t-slow), transform var(--t-slow);
  scrollbar-width: thin;
  scrollbar-color: rgba(192,132,252,0.2) transparent;
}

/* Collapsed state (desktop) */
.sidebar-collapsed .admin-sidebar {
  width: 56px;
}

.sidebar-collapsed .admin-nav-label,
.sidebar-collapsed .admin-nav-group-label,
.sidebar-collapsed .admin-sidebar-brand-text {
  opacity: 0;
  width: 0;
  overflow: hidden;
  white-space: nowrap;
}

.sidebar-collapsed .admin-nav-link {
  justify-content: center;
  padding-inline: 0;
}

.sidebar-collapsed .admin-sidebar-logout {
  justify-content: center;
  padding-inline: 0;
}

/* Brand / logo strip */
.admin-sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 1rem 0.875rem 0.875rem;
  border-bottom: 1px solid rgba(192,132,252,0.08);
  flex-shrink: 0;
}

.admin-sidebar-brand-text {
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--text);
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  white-space: nowrap;
  transition: opacity var(--t-slow), width var(--t-slow);
}

.admin-sidebar-brand-text small {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Navigation */
.admin-nav {
  flex: 1;
  padding: 0.5rem 0 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.admin-nav-group {
  padding: 0.5rem 0 0.25rem;
}

.admin-nav-group-label {
  display: block;
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--subtle);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 0 0.875rem 0.25rem;
  white-space: nowrap;
  overflow: hidden;
  transition: opacity var(--t-slow);
}

.admin-nav-link {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.4375rem 0.875rem;
  margin: 0.0625rem 0.5rem;
  border-radius: var(--radius-sm);
  color: var(--text-2);
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  transition: background var(--t), color var(--t);
  white-space: nowrap;
}

.admin-nav-link:hover {
  background: var(--accent-dim);
  color: var(--accent);
}

.admin-nav-link.active {
  background: var(--accent-dim);
  color: var(--accent);
  font-weight: 600;
  border: 1px solid rgba(192,132,252,0.2);
}

.admin-nav-icon {
  font-size: 1rem;
  flex-shrink: 0;
  width: 20px;
  text-align: center;
}

.admin-nav-label {
  transition: opacity var(--t-slow), width var(--t-slow);
  white-space: nowrap;
  overflow: hidden;
}

/* Sidebar footer / logout */
.admin-sidebar-footer {
  border-top: 1px solid rgba(192,132,252,0.08);
  padding: 0.75rem 0.5rem;
  flex-shrink: 0;
}

.admin-sidebar-logout {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  width: 100%;
  padding: 0.4375rem 0.75rem;
  border-radius: var(--radius-sm);
  background: none;
  border: none;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: background var(--t), color var(--t);
  white-space: nowrap;
}

.admin-sidebar-logout:hover {
  background: var(--danger-bg);
  color: var(--danger);
}

/* Overlay for mobile */
.admin-sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 190;
  backdrop-filter: blur(2px);
}

.admin-sidebar-overlay.open {
  display: block;
}

/* ── Admin main area ────────────────────────────────────────────────────── */

.admin-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  margin-left: 240px;
  transition: margin-left var(--t-slow);
}

.sidebar-collapsed .admin-main {
  margin-left: 56px;
}

/* ── Admin top bar ──────────────────────────────────────────────────────── */

.admin-topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 56px;
  background: rgba(15, 13, 21, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(192,132,252,0.10);
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding-inline: 1.25rem;
  flex-shrink: 0;
}

.admin-topbar-title {
  flex: 1;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.admin-topbar-user {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.admin-topbar-username {
  font-size: 0.8125rem;
  color: var(--text-2);
  white-space: nowrap;
}

/* Hamburger button (reuses .nav-toggle but positioned in topbar) */
.admin-hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  background: none;
  border: 1px solid rgba(192,132,252,0.2);
  border-radius: var(--radius-sm);
  padding: 0 8px;
  flex-shrink: 0;
  transition: border-color var(--t), background var(--t);
}

.admin-hamburger:hover {
  border-color: var(--accent);
  background: var(--accent-dim);
}

.admin-hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-2);
  border-radius: 2px;
  transition: transform var(--t), opacity var(--t), background var(--t);
}

.admin-hamburger.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
  background: var(--accent);
}

.admin-hamburger.open span:nth-child(2) {
  opacity: 0;
}

.admin-hamburger.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
  background: var(--accent);
}

/* ── Admin content ──────────────────────────────────────────────────────── */

.admin-content {
  flex: 1;
  padding: 1.5rem;
  min-width: 0;
}

/* ── Admin stat grid ────────────────────────────────────────────────────── */

.admin-stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.stat-card-warn {
  border-color: rgba(251, 146, 60, 0.25) !important;
}

.stat-card-warn::before {
  background: linear-gradient(90deg, var(--warning), #f59e0b) !important;
}

/* ── Admin dashboard two-column grid ────────────────────────────────────── */

.admin-dashboard-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

/* The audit log card spans full width */
.admin-dashboard-wide {
  grid-column: 1 / -1;
}

/* ── Sort indicators on table headers ──────────────────────────────────── */

th[data-sort] {
  user-select: none;
  position: relative;
  padding-right: 1.5rem !important;
}

th[data-sort]::after {
  content: '⇅';
  position: absolute;
  right: 0.5rem;
  opacity: 0.3;
  font-size: 0.7rem;
}

th[data-sort].sort-asc::after {
  content: '↑';
  opacity: 0.8;
  color: var(--accent);
}

th[data-sort].sort-desc::after {
  content: '↓';
  opacity: 0.8;
  color: var(--accent);
}

/* ── Admin pagination ───────────────────────────────────────────────────── */

.admin-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  padding-top: 1rem;
  flex-wrap: wrap;
}

.admin-pagination a,
.admin-pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 34px;
  padding: 0 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--text-2);
  background: var(--surface-2);
  border: 1px solid rgba(255,255,255,0.07);
  transition: background var(--t), border-color var(--t), color var(--t);
}

.admin-pagination a:hover {
  background: var(--accent-dim);
  border-color: rgba(192,132,252,0.25);
  color: var(--accent);
}

.admin-pagination .current {
  background: var(--accent-dim);
  border-color: rgba(192,132,252,0.3);
  color: var(--accent);
  font-weight: 700;
}

.admin-pagination .disabled {
  opacity: 0.35;
  pointer-events: none;
}

/* ── Responsive admin layout ────────────────────────────────────────────── */

/* Mobile: sidebar hidden off-canvas, overlay toggles it */
@media (max-width: 767px) {
  .admin-sidebar {
    transform: translateX(-100%);
  }

  .admin-sidebar.open {
    transform: translateX(0);
    box-shadow: var(--shadow-lg);
  }

  .admin-main {
    margin-left: 0;
  }

  .sidebar-collapsed .admin-main {
    margin-left: 0;
  }

  .admin-content {
    padding: 1rem;
  }

  .admin-topbar-username {
    display: none;
  }
}

/* Tablet+: show sidebar inline */
@media (min-width: 768px) {
  .admin-sidebar-overlay {
    display: none !important;
  }

  .admin-dashboard-grid {
    grid-template-columns: 1fr 1fr;
  }

  .admin-stat-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1200px) {
  .admin-stat-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

/* ── Admin form aliases (form-grid / form-group / form-label / …) ──────────── */
/* Az admin/edző modulok ezeket az osztályneveket használják; a stílusukat a
   fenti .field/.label/.input dizájnnyelvhez igazítjuk, hogy a szűrősávok
   vízszintesek, az űrlapok rendezettek legyenek. */

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.85rem 1rem;
  align-items: end;
}

.form-group {
  margin-bottom: 0.9rem;
}
.form-grid .form-group {
  margin-bottom: 0;
}

.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-2);
  letter-spacing: 0.01em;
  margin-bottom: 0.35rem;
}

/* Input/select aliasok (ha nincs .input/.select osztály a mezőn) */
.form-control,
.form-select {
  width: 100%;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-sm);
  padding: 0.5625rem 0.75rem;
  font-size: 0.9375rem;
  transition: border-color var(--t), box-shadow var(--t);
  outline: none;
  appearance: none;
}
.form-control:hover,
.form-select:hover { border-color: rgba(192,132,252,0.25); }
.form-control:focus,
.form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

/* Select-nyíl azoknak a <select>-eknek is, amelyek a .input osztályt kapták
   (a .input appearance:none miatt elrejti a natív nyilat). */
select.input,
.form-select,
select.form-control {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%239b91ad' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.625rem center;
  padding-right: 2rem;
}

/* Kisebb méretű mezők (szűrősávhoz) */
.input-sm,
.form-control.input-sm,
select.input.input-sm {
  padding: 0.4rem 0.6rem;
  font-size: 0.875rem;
}

/* Gomb-sor az űrlapok alján */
.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
  margin-top: 1.25rem;
  padding-top: 1.1rem;
  border-top: 1px solid rgba(255,255,255,0.06);
}

/* Segéd/sugó szöveg a mező alatt */
.form-hint {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.35rem;
}

/* Vízszintes mezősor */
.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}
.form-row > * { flex: 1 1 200px; }

/* ── Brand logo image (Phoenix logó az ikonkonténerekben) ─────────────────── */
.topbar-brand-icon,
.login-brand-icon {
  background: #fff;
  overflow: hidden;
  padding: 0;
}
.topbar-brand-icon img,
.login-brand-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
  display: block;
}
.edzo-brand-logo {
  height: 26px;
  width: 26px;
  border-radius: 50%;
  object-fit: cover;
  background: #fff;
  vertical-align: middle;
  margin-right: 0.4rem;
}