/* ==========================================================
   DOMOFON — Master Stylesheet
   ========================================================== */

/* ── CSS Custom Properties — default (dark) ────────────── */
:root {
  --bg: #0f0f1a;
  --surface: #1a1a2e;
  --card: #1e2140;
  --border: rgba(255, 255, 255, 0.08);
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --accent: #7c3aed;
  --accent-hover: #6d28d9;
  --accent-rgb: 124, 58, 237;
  --success: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  --navbar-bg: rgba(26, 26, 46, 0.95);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  --transition: all 0.2s ease;
}

/* ── Admin Themes ───────────────────────────────────────── */
[data-theme="dark"] {
  --bg: #0f0f1a;
  --surface: #1a1a2e;
  --card: #1e2140;
  --border: rgba(255, 255, 255, 0.08);
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --accent: #7c3aed;
  --accent-hover: #6d28d9;
  --accent-rgb: 124, 58, 237;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.45);
  --navbar-bg: rgba(26, 26, 46, 0.95);
}

[data-theme="light"] {
  --bg: #f0f4ff;
  --surface: #ffffff;
  --card: #f8fafc;
  --border: rgba(0, 0, 0, 0.08);
  --text: #1e293b;
  --text-muted: #64748b;
  --accent: #6366f1;
  --accent-hover: #4f46e5;
  --accent-rgb: 99, 102, 241;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
  --navbar-bg: rgba(255, 255, 255, 0.95);
}

[data-theme="ocean"] {
  --bg: #070e1f;
  --surface: #0d1b35;
  --card: #132347;
  --border: rgba(56, 189, 248, 0.1);
  --text: #e0f2fe;
  --text-muted: #7dd3fc;
  --accent: #38bdf8;
  --accent-hover: #0ea5e9;
  --accent-rgb: 56, 189, 248;
  --shadow: 0 4px 24px rgba(0, 0, 50, 0.5);
  --navbar-bg: rgba(13, 27, 53, 0.95);
}

[data-theme="midnight"] {
  --bg: #0a0a0a;
  --surface: #111111;
  --card: #1a1a1a;
  --border: rgba(255, 255, 255, 0.06);
  --text: #f0f0f0;
  --text-muted: #888888;
  --accent: #f59e0b;
  --accent-hover: #d97706;
  --accent-rgb: 245, 158, 11;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.6);
  --navbar-bg: rgba(17, 17, 17, 0.95);
}

/* ── Guest Themes ───────────────────────────────────────── */
[data-guest-theme="dark"] {
  --bg: #0f0f1a;
  --surface: #1a1a2e;
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --btn-bg: #7c3aed;
  --btn-hover: #6d28d9;
  --btn-rgb: 124, 58, 237;
  --btn-text: #ffffff;
}

[data-guest-theme="light"] {
  --bg: #f0f4ff;
  --surface: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --btn-bg: #6366f1;
  --btn-hover: #4f46e5;
  --btn-rgb: 99, 102, 241;
  --btn-text: #ffffff;
}

[data-guest-theme="vibrant"] {
  --bg: #12011f;
  --surface: #1e0335;
  --text: #f5e6ff;
  --text-muted: #d8b4fe;
  --btn-bg: linear-gradient(135deg, #7c3aed 0%, #ec4899 100%);
  --btn-hover: linear-gradient(135deg, #6d28d9 0%, #db2777 100%);
  --btn-rgb: 167, 139, 250;
  --btn-text: #ffffff;
}

[data-guest-theme="minimal"] {
  --bg: #fafafa;
  --surface: #ffffff;
  --text: #1a1a1a;
  --text-muted: #888888;
  --btn-bg: #1a1a1a;
  --btn-hover: #000000;
  --btn-rgb: 26, 26, 26;
  --btn-text: #ffffff;
}

/* ── Reset ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-tap-highlight-color: transparent; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
  transition: background 0.3s, color 0.3s;
}
a { color: inherit; }

/* ── Login Page ─────────────────────────────────────────── */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1.5rem;
  background: var(--bg);
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow);
  text-align: center;
}

.login-logo {
  width: 72px;
  height: 72px;
  background: rgba(var(--accent-rgb), 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin: 0 auto 1.25rem;
}

.login-card h1 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.login-card .subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

/* ── Forms ──────────────────────────────────────────────── */
.form-group {
  margin-bottom: 1rem;
  text-align: left;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

input[type="text"],
input[type="password"],
input[type="number"],
select {
  width: 100%;
  padding: 0.7rem 1rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: var(--transition);
}

input:focus, select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15);
}

input[type="radio"] { width: auto; cursor: pointer; }

/* ── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.65rem 1.2rem;
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
}

.btn:disabled { opacity: 0.55; cursor: not-allowed; }

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(var(--accent-rgb), 0.4);
}

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover:not(:disabled) { filter: brightness(1.1); }

.btn-warning { background: var(--warning); color: #fff; }
.btn-warning:hover:not(:disabled) { filter: brightness(1.1); }

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
}
.btn-ghost:hover:not(:disabled) {
  background: var(--card);
  color: var(--text);
  border-color: rgba(var(--accent-rgb), 0.4);
}

.btn-sm { padding: 0.38rem 0.7rem; font-size: 0.8rem; }
.btn-full { width: 100%; }

/* ── Alerts ─────────────────────────────────────────────── */
.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
}
.alert-error {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #f87171;
}
.alert-success {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #34d399;
}

/* ── Navbar ─────────────────────────────────────────────── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--navbar-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  height: 60px;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.05rem;
  font-weight: 700;
  text-decoration: none;
}

.brand-icon {
  width: 32px;
  height: 32px;
  background: rgba(var(--accent-rgb), 0.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 500;
  transition: var(--transition);
}

.nav-link:hover {
  background: rgba(var(--accent-rgb), 0.08);
  color: var(--text);
}

.nav-link.active {
  background: rgba(var(--accent-rgb), 0.15);
  color: var(--accent);
}

.nav-icon { font-size: 1rem; flex-shrink: 0; }

@media (max-width: 640px) {
  .nav-text { display: none; }
  .nav-link { padding: 0.45rem 0.55rem; }
  .navbar { padding: 0 1rem; }
}

/* ── Main Content ───────────────────────────────────────── */
.main-content {
  max-width: 1080px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

@media (max-width: 640px) {
  .main-content { padding: 1.25rem 1rem; }
}

/* ── Page Header ────────────────────────────────────────── */
.page-header { margin-bottom: 1.75rem; }
.page-title { font-size: 1.5rem; font-weight: 700; margin-bottom: 0.2rem; }
.page-subtitle { color: var(--text-muted); font-size: 0.88rem; }

/* ── Cards ──────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.card-title { font-size: 0.95rem; font-weight: 600; }

/* ── Dashboard: Open Button ─────────────────────────────── */
.open-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 1rem;
  gap: 1.25rem;
}

.open-btn-admin {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: var(--accent);
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  box-shadow:
    0 0 0 0 rgba(var(--accent-rgb), 0.25),
    0 8px 32px rgba(var(--accent-rgb), 0.45);
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
  font-family: inherit;
  color: #fff;
  user-select: none;
}

.open-btn-admin:hover:not(:disabled) {
  transform: scale(1.06);
  box-shadow:
    0 0 0 14px rgba(var(--accent-rgb), 0.12),
    0 12px 40px rgba(var(--accent-rgb), 0.55);
}

.open-btn-admin:active:not(:disabled) { transform: scale(0.95); }

.open-btn-admin.loading { animation: ring-pulse 1.1s ease-in-out infinite; }

.open-btn-admin.state-success { background: var(--success); }
.open-btn-admin.state-error   { background: var(--danger); }

.open-btn-icon  { font-size: 2.4rem; line-height: 1; }
.open-btn-label { font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.07em; }

.open-status {
  min-height: 1.6em;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  text-align: center;
}
.open-status.success { color: var(--success); }
.open-status.error   { color: var(--danger); }

@keyframes ring-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0.3), 0 8px 32px rgba(var(--accent-rgb), 0.45); }
  50%       { box-shadow: 0 0 0 18px rgba(var(--accent-rgb), 0), 0 8px 32px rgba(var(--accent-rgb), 0.45); }
}

/* ── Tables ─────────────────────────────────────────────── */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

table { width: 100%; border-collapse: collapse; }

th {
  padding: 0.65rem 1rem;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  background: var(--card);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
  vertical-align: middle;
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(var(--accent-rgb), 0.04); }

/* ── Badges ─────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.22rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
}
.badge-success { background: rgba(16,  185, 129, 0.15); color: #10b981; }
.badge-danger  { background: rgba(239,  68,  68, 0.15); color: #ef4444; }
.badge-warning { background: rgba(245, 158,  11, 0.15); color: #f59e0b; }
.badge-muted   { background: rgba(148, 163, 184, 0.12); color: var(--text-muted); }

/* Status badges in table always same width (widest = "Отключена") */
td .badge-success,
td .badge-warning,
td .badge-danger { min-width: 88px; }

/* ── Copy Link ──────────────────────────────────────────── */
.link-url-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
}

.link-url {
  font-family: "SF Mono", "Fira Mono", monospace;
  font-size: 0.78rem;
  color: var(--text-muted);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.copy-btn {
  flex-shrink: 0;
  padding: 0.2rem 0.55rem;
  font-size: 0.75rem;
  font-family: inherit;
  font-weight: 600;
  background: rgba(var(--accent-rgb), 0.1);
  border: 1px solid rgba(var(--accent-rgb), 0.2);
  border-radius: var(--radius-sm);
  color: var(--accent);
  cursor: pointer;
  transition: var(--transition);
}
.copy-btn:hover   { background: rgba(var(--accent-rgb), 0.2); }
.copy-btn.copied  {
  background: rgba(16, 185, 129, 0.12);
  border-color: rgba(16, 185, 129, 0.3);
  color: #10b981;
}

/* ── Create Link Form ───────────────────────────────────── */
.field-label-sm {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Single flex row: [input] [radios+hours+ч] [button] */
.link-create-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Description input — takes all remaining space, can shrink */
.link-desc-input {
  flex: 1 1 0;
  min-width: 0;
}

/* Expiry group — never shrinks or grows, stays compact */
.link-expiry-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 0 0 auto;
  white-space: nowrap;
}

.radio-label {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.9rem;
  cursor: pointer;
  color: var(--text);
  white-space: nowrap;
  user-select: none;
}

/* Hours: fixed narrow width, centred text, no spinner */
.hours-input {
  width: 54px;
  flex: 0 0 54px;
  padding-left: 0.35rem;
  padding-right: 0.35rem;
  text-align: center;
  transition: opacity 0.15s;
}

.hours-input:disabled { opacity: 0.35; }

/* Remove number spinner on all browsers */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
input[type="number"] { appearance: textfield; }

/* Wrap to next line on narrow screens */
@media (max-width: 680px) {
  .link-create-row { flex-wrap: wrap; }
  .link-desc-input { flex: 1 1 100%; }
}

/* ── Table action buttons ────────────────────────────────── */
.table-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Fixed width — "Откл." and "Вкл." take the same space */
.btn-toggle { width: 56px; justify-content: center; }

/* Placeholder keeps "Удалить" aligned when toggle is absent (expired links) */
.btn-toggle-placeholder { width: 56px; flex-shrink: 0; }

/* ── Settings: Theme Picker ─────────────────────────────── */
.theme-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 0.75rem;
}

.theme-option { cursor: pointer; }

.theme-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.theme-card {
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.theme-option input:checked + .theme-card {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.2);
}

.theme-option:hover .theme-card { border-color: rgba(var(--accent-rgb), 0.5); }

.theme-preview {
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.theme-name {
  padding: 0.35rem 0.5rem;
  background: var(--card);
  font-size: 0.78rem;
  text-align: center;
  color: var(--text-muted);
}

/* Preview swatches */
.p-dark     { background: #1a1a2e; color: #a78bfa; }
.p-light    { background: #e8eeff; color: #6366f1; }
.p-ocean    { background: #0d1b35; color: #38bdf8; }
.p-midnight { background: #111111; color: #f59e0b; }
.p-vibrant  { background: linear-gradient(135deg, #7c3aed, #ec4899); color: #fff; }
.p-minimal  { background: #f5f5f5; color: #222; border-top: 1px solid #ddd; }

/* ── Guest Page ─────────────────────────────────────────── */
.guest-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.5rem;
  background: var(--bg);
}

.guest-card {
  width: 100%;
  max-width: 400px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.guest-logo {
  width: 64px;
  height: 64px;
  background: rgba(var(--btn-rgb), 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.guest-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.guest-expiry {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 2.5rem;
  min-height: 1.4em;
}

.guest-expiry .countdown {
  font-weight: 700;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.guest-open-btn {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: var(--btn-bg);
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  box-shadow: 0 8px 40px rgba(var(--btn-rgb), 0.45);
  transition: transform 0.15s ease, box-shadow 0.2s ease;
  color: var(--btn-text, #fff);
  font-family: inherit;
  user-select: none;
  position: relative;
}

.guest-open-btn::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 2px solid rgba(var(--btn-rgb), 0.3);
  transition: var(--transition);
}

.guest-open-btn:hover:not(:disabled) {
  transform: scale(1.05);
  box-shadow: 0 12px 50px rgba(var(--btn-rgb), 0.6);
}
.guest-open-btn:hover:not(:disabled)::after {
  inset: -8px;
}

.guest-open-btn:active:not(:disabled) { transform: scale(0.96); }

.guest-open-btn:disabled { opacity: 0.55; cursor: not-allowed; }

.guest-btn-icon { font-size: 3.2rem; line-height: 1; }
.guest-btn-text { font-size: 1rem; font-weight: 700; letter-spacing: 0.06em; }

.guest-status {
  margin-top: 1.75rem;
  font-size: 1rem;
  font-weight: 600;
  min-height: 1.5em;
  text-align: center;
}
.guest-status.success { color: #10b981; }
.guest-status.error   { color: #ef4444; }

/* ── Toggle Switch ──────────────────────────────────────── */
.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
  border-top: 1px solid var(--border);
  margin-top: 0.5rem;
  flex-wrap: wrap;
}

.toggle-label {
  font-size: 0.9rem;
  font-weight: 500;
  flex: 1;
  min-width: 0;
}

.toggle {
  position: relative;
  flex-shrink: 0;
  width: 44px;
  height: 26px;
  cursor: pointer;
}

.toggle input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-track {
  position: absolute;
  inset: 0;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  transition: background 0.2s, border-color 0.2s;
}

.toggle-track::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  background: var(--text-muted);
  border-radius: 50%;
  transition: transform 0.2s, background 0.2s;
}

.toggle input:checked + .toggle-track {
  background: var(--accent);
  border-color: var(--accent);
}

.toggle input:checked + .toggle-track::after {
  transform: translateX(18px);
  background: #fff;
}

/* ── Guest Name Label ───────────────────────────────────── */
.guest-name {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.25rem;
  margin-top: -0.25rem;
}

/* ── Invalid / Error Page ───────────────────────────────── */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.5rem;
  background: var(--bg);
}

.error-card { text-align: center; max-width: 380px; }
.error-icon  { font-size: 4rem; margin-bottom: 1rem; }
.error-title { font-size: 1.4rem; font-weight: 700; margin-bottom: 0.75rem; }
.error-msg   { color: var(--text-muted); font-size: 0.95rem; line-height: 1.6; }

/* ── Lucide Icon Sizes ───────────────────────────────────── */
.nav-icon svg          { width: 16px; height: 16px; display: block; }
.brand-icon svg        { width: 17px; height: 17px; display: block; }
.login-logo svg        { width: 34px; height: 34px; display: block; stroke-width: 1.75; }
.open-btn-icon svg     { width: 50px; height: 50px; display: block; stroke-width: 1.5; }
.guest-btn-icon svg    { width: 62px; height: 62px; display: block; stroke-width: 1.5; }
.guest-logo svg        { width: 28px; height: 28px; display: block; }
.error-icon svg        { width: 60px; height: 60px; display: block; stroke-width: 1.25; margin: 0 auto; }
.log-source svg        { width: 13px; height: 13px; display: inline-block; vertical-align: -2px; flex-shrink: 0; }

.log-source {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

/* ── Button Icon: loading spin ───────────────────────────── */
@keyframes icon-spin { to { transform: rotate(360deg); } }

.open-btn-admin.loading .open-btn-icon svg,
.guest-open-btn.loading .guest-btn-icon svg {
  animation: icon-spin 0.75s linear infinite;
}

/* ── Button Icon: success / error state ──────────────────── */
.open-btn-icon,
.guest-btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

.open-btn-admin.state-success .open-btn-icon svg,
.open-btn-admin.state-error   .open-btn-icon svg,
.guest-open-btn.state-success .guest-btn-icon svg,
.guest-open-btn.state-error   .guest-btn-icon svg { display: none; }

.open-btn-admin.state-success .open-btn-icon::after { content: '✓'; font-size: 2.6rem; font-weight: 700; }
.open-btn-admin.state-error   .open-btn-icon::after { content: '✕'; font-size: 2.6rem; font-weight: 700; }
.guest-open-btn.state-success .guest-btn-icon::after { content: '✓'; font-size: 3.2rem; font-weight: 700; }
.guest-open-btn.state-error   .guest-btn-icon::after { content: '✕'; font-size: 3.2rem; font-weight: 700; }

/* ── Utility ─────────────────────────────────────────────── */
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.flex { display: flex; }
.gap-2 { gap: 0.5rem; }
.items-center { align-items: center; }
.text-muted { color: var(--text-muted); }
.text-sm { font-size: 0.85rem; }
.text-xs { font-size: 0.78rem; }
.font-mono { font-family: "SF Mono", "Fira Mono", monospace; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.divider { border: none; border-top: 1px solid var(--border); margin: 1.5rem 0; }

@media (max-width: 480px) {
  .hide-xs { display: none !important; }
}
@media (max-width: 700px) {
  .hide-sm { display: none !important; }
}

/* ── Auth page ─────────────────────────────────────────────── */
.auth-disabled {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}
.auth-disabled-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: rgba(var(--accent-rgb), 0.12);
  color: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.auth-disabled-icon svg { width: 22px; height: 22px; }
.auth-disabled-title { font-size: 0.95rem; font-weight: 600; margin-bottom: 0.4rem; }
.auth-disabled-msg { font-size: 0.88rem; color: var(--text-muted); line-height: 1.55; }
.auth-disabled-msg code {
  font-family: "SF Mono", "Fira Mono", monospace;
  font-size: 0.82rem;
  background: var(--card);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  color: var(--text);
}

.auth-status-grid {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.auth-status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
  gap: 0.75rem;
}
.auth-status-row:last-child { border-bottom: none; }
.auth-status-label {
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.auth-actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.auth-step { padding: 0.5rem 0 0; }
.auth-step-actions {
  margin-top: 1.25rem;
  display: flex;
  gap: 0.5rem;
  justify-content: space-between;
  align-items: center;
}
.auth-step-actions .btn-full { width: 100%; }

.auth-done {
  text-align: center;
  padding: 1.5rem 0;
}
.auth-done-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.auth-done-icon svg { width: 32px; height: 32px; }
.auth-done h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.4rem; }

/* Open button — warn state for "Требуется авторизация" */
.open-btn-admin-warn {
  background: var(--warning);
  box-shadow:
    0 0 0 0 rgba(245, 158, 11, 0.25),
    0 8px 32px rgba(245, 158, 11, 0.45);
  text-decoration: none;
}
.open-btn-admin-warn:hover {
  transform: scale(1.06);
  box-shadow:
    0 0 0 14px rgba(245, 158, 11, 0.12),
    0 12px 40px rgba(245, 158, 11, 0.55);
}

/* ── Phone input ───────────────────────────────────────────── */
.phone-input-wrap {
  display: flex;
  align-items: center;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0;
  transition: var(--transition);
  overflow: hidden;
}
.phone-input-wrap:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15);
}
.phone-prefix {
  padding: 0.7rem 0.75rem 0.7rem 1rem;
  font-size: 1.05rem;
  font-family: "SF Mono", "Fira Mono", monospace;
  color: var(--text-muted);
  user-select: none;
  border-right: 1px solid var(--border);
  background: var(--surface);
}
.phone-input {
  flex: 1;
  border: none !important;
  background: transparent !important;
  color: var(--text) !important;
  padding: 0.7rem 1rem !important;
  font-size: 1.05rem !important;
  font-family: "SF Mono", "Fira Mono", monospace !important;
  letter-spacing: 0.03em;
  outline: none !important;
  box-shadow: none !important;
}
.phone-input:focus { box-shadow: none !important; }

/* ── OTP input ─────────────────────────────────────────────── */
.otp-input-wrap {
  display: flex;
  gap: 0.6rem;
  justify-content: center;
  margin: 0.5rem 0;
}
.otp-cell {
  width: 58px !important;
  height: 64px !important;
  text-align: center !important;
  font-size: 1.7rem !important;
  font-weight: 700 !important;
  font-family: "SF Mono", "Fira Mono", monospace !important;
  padding: 0 !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-md) !important;
  background: var(--card) !important;
  color: var(--text) !important;
  caret-color: var(--accent);
  transition: var(--transition);
}
.otp-cell:focus {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15) !important;
  transform: translateY(-1px);
}
.otp-cell.filled {
  border-color: var(--accent) !important;
  background: rgba(var(--accent-rgb), 0.07) !important;
}
.otp-cell.error {
  border-color: var(--danger) !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15) !important;
  animation: otp-shake 0.4s ease;
}
@keyframes otp-shake {
  0%, 100% { transform: translateX(0); }
  25%      { transform: translateX(-6px); }
  75%      { transform: translateX(6px); }
}

@media (max-width: 480px) {
  .otp-cell { width: 46px !important; height: 54px !important; font-size: 1.4rem !important; }
  .otp-input-wrap { gap: 0.4rem; }
}

.form-error {
  min-height: 1.4em;
  font-size: 0.85rem;
  color: var(--danger);
  margin-top: 0.5rem;
  text-align: center;
}

/* ── Modal ─────────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 1rem;
  animation: modal-fade 0.15s ease;
}
.modal-backdrop[hidden] { display: none; }
@keyframes modal-fade { from { opacity: 0; } to { opacity: 1; } }

.modal-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  max-width: 420px;
  width: 100%;
  box-shadow: var(--shadow);
  position: relative;
}

.modal-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.modal-close:hover { background: var(--card); color: var(--text); }
.modal-close svg { width: 18px; height: 18px; }

.modal-title { font-size: 1.15rem; font-weight: 700; margin-bottom: 0.5rem; }

.reveal-result {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-md);
  color: var(--success);
  font-weight: 600;
}
.reveal-result svg { width: 18px; height: 18px; }

/* Spinning icon utility (loader-2) */
.spin { animation: icon-spin 0.85s linear infinite; display: inline-block; }