/* ============ Snapo design system (docs/snapo-components.html) ============ */
:root {
  --color-primary: #2674CF;
  --color-primary-hover: #1E5CA4;
  --color-primary-active: #184981;
  --color-on-primary: #FFFFFF;

  --color-surface: #F9F9F9;
  --color-elevated: #EFEFEF;
  --color-card: #FFFFFF;

  --color-text: #101827;
  --color-text-inverse: #F9F9F9;
  --color-muted: #64748B;
  --color-border: #101827;
  --color-border-subtle: #E2E5EA;

  --color-accent: #58CE3D;
  --color-primary-light: #4082D4;

  --color-green-75: #EDF7EA;
  --color-green-100: #D8F0D3;
  --color-green-200: #AEE4A2;

  --color-danger: #E5484D;
  --color-danger-bg: #FDECEC;
  --color-warning: #F5A623;
  --color-warning-bg: #FEF3DC;
  --color-info: #4082D4;
  --color-info-bg: #E6EFFA;

  --radius-btn: 26px;
  --radius-card: 12px;
  --radius-input: 26px;
  --radius-chip: 20px;
  --radius-sm: 8px;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 24px;
  --space-4: 40px;
  --space-5: 48px;

  --font-heading: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --fs-h1: 32px;
  --fs-h2: 23px;
  --fs-body: 16px;
  --fs-sm: 14px;
  --fs-xs: 12px;
  --lh-tight: 1;
  --lh-normal: 1.5;

  --dur-fast: 0.33s;
  --dur-slow: 0.5s;
  --ease-out: cubic-bezier(0, 0, 0.2, 1);

  --shadow-rgb: 11, 20, 26;
  --overlay-bg: rgba(var(--shadow-rgb), 0.5);
  /* elevation reserved for overlays: dropdowns, modals, popovers (cards stay flat) */
  --shadow-overlay: 0 12px 28px rgba(var(--shadow-rgb), 0.14);
  --focus-ring: 2px solid var(--color-primary);

  --topbar-h: 68px;
}

:root[data-theme="dark"] {
  --color-surface: #10161D;
  --color-elevated: #1B232C;
  --color-card: #161D25;
  --color-text: #F5F7FA;
  --color-text-inverse: #101827;
  --color-muted: #94A3B8;
  --color-border: #F5F7FA;
  --color-border-subtle: #2B3947;
  --color-green-75: #16321C;
  --color-green-100: #1E4A26;
  --color-danger-bg: #3A1E1E;
  --color-warning-bg: #3A2E14;
  --color-info-bg: #17324D;
  --overlay-bg: rgba(0, 0, 0, 0.65);
  --shadow-overlay: 0 12px 28px rgba(0, 0, 0, 0.45);
}

/* ============ Base ============ */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 700; line-height: var(--lh-tight); margin: 0; }
p { margin: 0; }
a { color: var(--color-text); }
button { font-family: inherit; }
img { max-width: 100%; }
code { background: var(--color-elevated); padding: 2px 6px; border-radius: 6px; font-size: 0.9em; }
::selection { background: var(--color-green-200); }
:focus-visible { outline: var(--focus-ring); outline-offset: 2px; border-radius: 4px; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

.muted { color: var(--color-muted); }
.scrollx { overflow-x: auto; }
.inline-form { display: inline-flex; gap: var(--space-1); }
.divider { border: none; border-top: 1px solid var(--color-border-subtle); margin: 0; }
.kbd { display: inline-flex; align-items: center; justify-content: center; min-width: 22px; padding: 2px 6px; border-radius: 4px; background: var(--color-elevated); border: 1px solid var(--color-border-subtle); font-size: 11px; font-family: monospace; }

/* ============ Topbar ============ */
.topbar {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--color-surface) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border-subtle);
}
.shell-inner { width: 100%; max-width: 1100px; margin: 0 auto; padding-inline: var(--space-3); }
.topbar-inner { position: relative; display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); min-height: var(--topbar-h); }

.brand { display: flex; align-items: center; gap: var(--space-2); font-weight: 700; font-size: 20px; text-decoration: none; }
.brand-mark {
  width: 32px; height: 32px; border-radius: var(--radius-sm);
  background: var(--color-primary); color: var(--color-on-primary);
  display: inline-flex; align-items: center; justify-content: center; font-size: 16px; font-weight: 700;
}
.topnav { display: flex; align-items: center; gap: var(--space-2); }

.dropdown { position: relative; }
.dropdown-menu {
  position: absolute; inset-inline-end: 0; top: calc(100% + 6px);
  background: var(--color-card); border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-sm); box-shadow: var(--shadow-overlay);
  min-width: 150px; padding: 6px; z-index: 120;
}
.dropdown-menu a { display: flex; align-items: center; gap: 10px; padding: 8px 12px; border-radius: 6px; text-decoration: none; font-size: var(--fs-sm); color: var(--color-text); }
.dropdown-menu a:hover { background: var(--color-elevated); }
.dropdown-menu hr { border: none; border-top: 1px solid var(--color-border-subtle); margin: 6px 0; }
.lang-code { font-size: var(--fs-xs); font-weight: 700; }

/* ============ Notification bell / user menu ============ */
.icon-badge-wrap { position: relative; display: inline-flex; }
.icon-badge-wrap .count {
  position: absolute; top: -4px; inset-inline-end: -4px;
  background: var(--color-danger); color: #fff; font-size: 10px; font-weight: 700;
  min-width: 16px; height: 16px; border-radius: 999px;
  display: flex; align-items: center; justify-content: center; padding: 0 3px;
}
.user-menu-trigger { display: flex; align-items: center; gap: 8px; cursor: pointer; background: none; border: none; color: var(--color-text); font-size: var(--fs-sm); padding: 0; }
.user-menu-trigger .chev { font-size: 10px; color: var(--color-muted); }
.dropdown-menu .menu-user { display: flex; align-items: center; gap: 10px; padding: 8px 10px 12px; border-bottom: 1px solid var(--color-border-subtle); margin-bottom: 6px; }
.dropdown-menu .menu-user .name { font-size: var(--fs-sm); font-weight: 500; }
.dropdown-menu .menu-user .email { font-size: 11px; color: var(--color-muted); }

.notif-dropdown {
  position: absolute; inset-inline-end: 0; top: calc(100% + 6px); z-index: 120;
  width: 300px; background: var(--color-card);
  border: 1px solid var(--color-border-subtle); border-radius: var(--radius-card);
  overflow: hidden; box-shadow: var(--shadow-overlay);
}
.notif-head { padding: 12px 16px; border-bottom: 1px solid var(--color-border-subtle); display: flex; align-items: center; justify-content: space-between; }
.notif-head strong { font-size: var(--fs-sm); }
.notif-head span { font-size: var(--fs-xs); color: var(--color-primary); cursor: pointer; }
.notif-item { display: flex; gap: 10px; padding: 12px 16px; border-bottom: 1px solid var(--color-border-subtle); font-size: var(--fs-sm); }
.notif-item:last-child { border-bottom: none; }
.notif-item .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--color-primary); margin-top: 6px; flex-shrink: 0; }
.notif-item.read .dot { background: var(--color-border-subtle); }
.notif-item .text { font-size: var(--fs-sm); }
.notif-item .time { font-size: var(--fs-xs); color: var(--color-muted); margin-top: 2px; }
.notif-empty { padding: var(--space-3); text-align: center; color: var(--color-muted); font-size: var(--fs-sm); }

.theme-toggle {
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid var(--color-border-subtle); background: var(--color-card);
  color: var(--color-text); display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer; transition: background var(--dur-fast) var(--ease-out);
}
.theme-toggle:hover { background: var(--color-elevated); }

/* ============ Buttons ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-1);
  border: none; border-radius: var(--radius-btn); padding: 10px 24px;
  font-weight: 500; font-size: var(--fs-body); cursor: pointer; text-decoration: none;
  transition: background var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out), opacity var(--dur-fast) var(--ease-out);
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }
.btn-primary { background: var(--color-primary); color: var(--color-on-primary); }
.btn-primary:hover { background: var(--color-primary-hover); }
.btn-secondary { background: var(--color-elevated); color: var(--color-text); }
.btn-secondary:hover { background: var(--color-border-subtle); }
.btn-outline { background: transparent; color: var(--color-text); border: 1px solid var(--color-border); }
.btn-outline:hover { background: var(--color-elevated); }
.btn-ghost { background: transparent; color: var(--color-text); }
.btn-ghost:hover { background: var(--color-elevated); }
.btn-danger { background: var(--color-danger); color: #fff; }
.btn-danger:hover { opacity: 0.9; }
.btn-sm { padding: 6px 16px; font-size: var(--fs-sm); }
.btn-lg { padding: 14px 32px; font-size: 18px; }
.btn-icon { width: 44px; height: 44px; padding: 0; border-radius: 50%; }
.btn-fab {
  width: 56px; height: 56px; border-radius: 50%; padding: 0; font-size: 20px;
  background: var(--color-primary); color: var(--color-on-primary); border: none;
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  box-shadow: var(--shadow-overlay);
}
.btn-icon-sm { width: 36px; height: 36px; padding: 0; border-radius: 50%; border: none; background: transparent; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; color: var(--color-text); }
.btn-icon-sm:hover { background: var(--color-elevated); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-loading { position: relative; color: transparent !important; pointer-events: none; }
.btn-loading::after {
  content: ""; position: absolute; width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid rgba(127, 127, 127, 0.4); border-top-color: var(--color-on-primary);
  animation: spin 0.8s linear infinite;
}
.btn-outline.btn-loading::after, .btn-ghost.btn-loading::after, .btn-secondary.btn-loading::after { border-top-color: var(--color-text); }
@keyframes spin { to { transform: rotate(360deg); } }

.loading-dots { display: inline-flex; gap: 5px; }
.loading-dots span { width: 7px; height: 7px; border-radius: 50%; background: var(--color-primary); animation: dotPulse 1s ease-in-out infinite; }
.loading-dots span:nth-child(2) { animation-delay: 0.15s; }
.loading-dots span:nth-child(3) { animation-delay: 0.3s; }
@keyframes dotPulse { 0%, 80%, 100% { opacity: 0.25; transform: scale(0.8); } 40% { opacity: 1; transform: scale(1); } }

/* ============ Cards / panels (flat) ============ */
.card {
  background: var(--color-card); border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-card); padding: var(--space-3);
}
.card-elevated { background: var(--color-elevated); border: none; }
.card h3 { font-size: 18px; margin-bottom: 4px; }
.card-heading { font-size: 18px; margin-bottom: var(--space-2); }

/* ============ Forms ============ */
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: var(--space-2); }
.field label { font-size: var(--fs-sm); font-weight: 500; }
.field .hint, .hint { font-size: var(--fs-xs); color: var(--color-muted); }
.field .error-text { font-size: var(--fs-xs); color: var(--color-danger); }

.input, .textarea, .select {
  background: var(--color-card); border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-input); padding: 8px 12px; font-size: var(--fs-body);
  color: var(--color-text); width: 100%; font-family: inherit;
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.select { border-radius: var(--radius-sm); }
.textarea { border-radius: var(--radius-card); resize: vertical; min-height: 88px; }
.input:focus, .textarea:focus, .select:focus { border-color: var(--color-primary); outline: none; box-shadow: 0 0 0 3px var(--color-info-bg); }
.input::placeholder, .textarea::placeholder { color: var(--color-muted); }
.input-error { border-color: var(--color-danger); }
.input-error:focus { box-shadow: 0 0 0 3px var(--color-danger-bg); }

.checkbox, .radio { display: flex; align-items: center; gap: 10px; cursor: pointer; font-size: var(--fs-sm); margin: var(--space-1) 0; }
.checkbox input, .radio input { width: 18px; height: 18px; accent-color: var(--color-primary); cursor: pointer; }
.col { display: flex; flex-direction: column; gap: var(--space-2); }
.row { display: flex; flex-wrap: wrap; gap: var(--space-2); align-items: center; }

.switch { position: relative; display: inline-block; width: 44px; height: 26px; flex-shrink: 0; }
.switch input { opacity: 0; width: 0; height: 0; }
.switch .track {
  position: absolute; inset: 0; background: var(--color-border-subtle); border-radius: 999px;
  transition: background var(--dur-fast) var(--ease-out); cursor: pointer;
}
.switch .track::before {
  content: ""; position: absolute; width: 20px; height: 20px; left: 3px; top: 3px;
  background: #fff; border-radius: 50%; transition: transform var(--dur-fast) var(--ease-out);
}
.switch input:checked + .track { background: var(--color-primary); }
.switch input:checked + .track::before { transform: translateX(18px); }
[dir="rtl"] .switch input:checked + .track::before { transform: translateX(-18px); }
[dir="rtl"] .switch .track::before { left: auto; right: 3px; }

.password-field { position: relative; }
.password-field .input { padding-inline-end: 42px; }
.password-field .icon-toggle {
  position: absolute; inset-inline-end: 8px; top: 50%; transform: translateY(-50%);
  width: 30px; height: 30px; border: none; background: none; color: var(--color-muted);
  cursor: pointer; display: flex; align-items: center; justify-content: center; border-radius: 50%;
}
.password-field .icon-toggle:hover { background: var(--color-elevated); color: var(--color-text); }

/* ============ Alerts / badges / chips ============ */
.alert {
  display: flex; gap: var(--space-2); align-items: flex-start;
  padding: var(--space-2) var(--space-3); border-radius: var(--radius-sm);
  font-size: var(--fs-sm); margin-bottom: var(--space-2);
}
.alert i { margin-top: 2px; }
.alert-success { background: var(--color-green-75); color: #2E7F1B; }
.alert-danger { background: var(--color-danger-bg); color: var(--color-danger); }
.alert-warning { background: var(--color-warning-bg); color: #9A6B12; }
.alert-info { background: var(--color-info-bg); color: var(--color-info); }
:root[data-theme="dark"] .alert-success { color: #8FE39B; }
:root[data-theme="dark"] .alert-warning { color: #f2c078; }

.badge { display: inline-flex; align-items: center; gap: 4px; padding: 3px 10px; border-radius: var(--radius-chip); font-size: var(--fs-xs); font-weight: 500; }
.badge-primary { background: var(--color-green-100); color: #2E7F1B; }
.badge-neutral { background: var(--color-elevated); color: var(--color-text); }
.badge-danger { background: var(--color-danger-bg); color: var(--color-danger); }
.badge-warning { background: var(--color-warning-bg); color: #9A6B12; }
.badge-info { background: var(--color-info-bg); color: var(--color-info); }
.badge-dot { width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
:root[data-theme="dark"] .badge-primary { color: #8FE39B; }

.status-dot { display: inline-flex; align-items: center; gap: 6px; font-size: var(--fs-xs); color: var(--color-muted); }
.status-dot::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--color-accent); }
.status-dot.offline::before { background: var(--color-muted); }

.chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px;
  border-radius: var(--radius-chip); border: 1px solid var(--color-border-subtle);
  background: var(--color-card); font-size: var(--fs-sm); cursor: pointer; text-decoration: none;
  transition: all var(--dur-fast) var(--ease-out);
}
.chip:hover { background: var(--color-elevated); }
.chip.active { background: var(--color-primary); color: var(--color-on-primary); border-color: var(--color-primary); }
.filetype-chip { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: var(--radius-chip); background: var(--color-elevated); font-size: var(--fs-xs); font-weight: 500; }
.filetype-row { display: flex; gap: var(--space-2); flex-wrap: wrap; }

/* ============ Avatars ============ */
.avatar { border-radius: 50%; background: var(--color-green-200); color: #2E7F1B; display: flex; align-items: center; justify-content: center; font-weight: 700; flex-shrink: 0; font-family: var(--font-heading); }
.avatar-sm { width: 28px; height: 28px; font-size: 11px; }
.avatar-md { width: 40px; height: 40px; font-size: 14px; }
.avatar-lg { width: 56px; height: 56px; font-size: 18px; }
:root[data-theme="dark"] .avatar { color: #8FE39B; }

/* ============ Page scaffold ============ */
.page { flex: 1; width: 100%; max-width: 1100px; margin: 0 auto; padding: var(--space-4) var(--space-3) var(--space-5); }
.page-bare { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 100vh; padding: var(--space-3); }
.footer { border-top: 1px solid var(--color-border-subtle); background: var(--color-surface); padding-block: var(--space-5) var(--space-3); margin-top: var(--space-5); }
.footer-top { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: var(--space-4); }
.footer-col { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.footer-col h4 { font-size: var(--fs-sm); font-weight: 700; color: var(--color-text); margin: 0 0 var(--space-1); }
.footer-brand { display: flex; flex-direction: column; gap: var(--space-2); }
.footer-brand .brand { align-self: flex-start; }
.footer-brand .brand-logo { height: 46px; min-width: 166px; }
.footer-tagline { font-size: var(--fs-sm); color: var(--color-text); font-weight: 600; margin: 0; }
.footer-desc { font-size: var(--fs-sm); color: var(--color-muted); margin: 0; max-width: 34ch; line-height: 1.6; }
.footer-col a { color: var(--color-muted); text-decoration: none; font-size: var(--fs-sm); transition: color var(--dur-fast) var(--ease-out); }
.footer-col a:hover { color: var(--color-primary); }
.footer-social { display: flex; flex-direction: column; gap: var(--space-1); margin-top: var(--space-1); }
.footer-follow { font-size: var(--fs-xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-muted); }
.footer-social-links { display: flex; gap: 10px; }
.footer-social-links a {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--color-elevated); color: var(--color-muted); font-size: 16px;
  display: flex; align-items: center; justify-content: center; text-decoration: none;
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.footer-social-links a:hover { background: var(--color-primary); color: var(--color-on-primary); transform: translateY(-2px); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); flex-wrap: wrap; margin-top: var(--space-4); padding-top: var(--space-3); border-top: 1px solid var(--color-border-subtle); font-size: var(--fs-xs); color: var(--color-muted); }
@media (max-width: 860px) {
  .footer-top { grid-template-columns: 1fr 1fr; gap: var(--space-3); }
}
@media (max-width: 520px) {
  .footer-top { grid-template-columns: 1fr; }
}
.section-title { font-size: var(--fs-h2); margin: var(--space-4) 0 var(--space-2); }
.page-title { font-size: var(--fs-h1); margin-bottom: var(--space-2); }
.ad-slot { min-height: 90px; margin-top: var(--space-3); }

.lang-switch { display: flex; gap: 4px; background: var(--color-elevated); border-radius: var(--radius-btn); padding: 4px; }
.lang-switch button { border: none; background: transparent; padding: 6px 12px; border-radius: var(--radius-btn); font-size: var(--fs-xs); cursor: pointer; color: var(--color-muted); }
.lang-switch button.active { background: var(--color-card); color: var(--color-text); font-weight: 700; }

/* ============ Cookie banner ============ */
.cookie-banner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); background: var(--color-elevated); border-radius: var(--radius-card); padding: var(--space-3); flex-wrap: wrap; }
.cookie-banner p { font-size: var(--fs-sm); color: var(--color-muted); max-width: 480px; }

/* ============ Home ============ */
.hero { text-align: center; margin-bottom: var(--space-4); }
.hero-title { font-size: clamp(30px, 5vw, 42px); margin-bottom: var(--space-2); }
.hero-sub { color: var(--color-muted); max-width: 52ch; margin: 0 auto; }

.home-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: var(--space-3); align-items: start; }
@media (max-width: 820px) { .home-grid { grid-template-columns: 1fr; } }

.panel { display: flex; flex-direction: column; gap: var(--space-2); }
.panel-title { font-size: 20px; }
.panel-hint { color: var(--color-muted); font-size: var(--fs-sm); margin-bottom: var(--space-2); }
.panel-pin { padding: var(--space-3); background: var(--color-card); border: 1px solid var(--color-border-subtle); border-radius: var(--radius-card); }

.dropzone, .upload-drop {
  border: 2px dashed var(--color-border-subtle); border-radius: var(--radius-card);
  background: var(--color-card); padding: var(--space-4) var(--space-3);
  display: flex; flex-direction: column; align-items: center; gap: var(--space-2); text-align: center;
  color: var(--color-text); cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.dropzone:hover, .upload-drop:hover { border-color: var(--color-primary); background: var(--color-green-75); }
.dropzone-drag { border-color: var(--color-primary); background: var(--color-green-75); }
.dropzone-icon, .upload-drop i { font-size: 40px; color: var(--color-primary); margin-bottom: var(--space-1); }
.dropzone-title { font-weight: 700; font-size: 18px; }
.dropzone-hint { color: var(--color-muted); font-size: var(--fs-sm); max-width: 40ch; }
.dropzone-paste { color: var(--color-muted); font-size: var(--fs-xs); }

.upload-progress { margin-top: var(--space-2); display: flex; flex-direction: column; gap: var(--space-2); }
.upload-progress-item { display: flex; align-items: center; gap: var(--space-2); }
.upload-progress-item .info { flex: 1; min-width: 0; }
.upload-progress-item .name-row { display: flex; justify-content: space-between; gap: var(--space-2); font-size: var(--fs-xs); margin-bottom: 4px; }
.upload-progress-item .name-row .fname { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.upload-progress-item .status { color: var(--color-muted); flex-shrink: 0; }
.upload-progress-item .status.done { color: var(--color-accent); }
.upload-progress-item .status.error { color: var(--color-danger); }
.progress-labeled .top { display: flex; justify-content: space-between; font-size: var(--fs-xs); color: var(--color-muted); margin-bottom: 4px; }
.progress-track, .progress { height: 8px; border-radius: 999px; background: var(--color-elevated); overflow: hidden; }
.progress-bar { height: 100%; background: var(--color-primary); border-radius: 999px; transition: width var(--dur-fast) var(--ease-out); }

.input-pin {
  font-size: 26px; font-weight: 700; letter-spacing: 0.4em; text-align: center;
  font-family: var(--font-heading); padding-block: 12px;
}
[dir="rtl"] .input-pin { letter-spacing: 0.15em; }
.pin-form { display: flex; flex-direction: column; gap: var(--space-2); }

.guest-recent .section-title { margin-top: var(--space-3); }

.upload-options { display: flex; flex-direction: column; align-items: center; gap: var(--space-1); width: 100%; }
.upload-options > .card { width: 100%; text-align: start; }

/* ============ Share box / QR ============ */
.share-box { display: flex; align-items: center; gap: var(--space-2); background: var(--color-elevated); border-radius: var(--radius-btn); padding: 6px 6px 6px 18px; }
[dir="rtl"] .share-box { padding: 6px 18px 6px 6px; }
.share-box span, .share-box .share-url-text { flex: 1; font-size: var(--fs-sm); font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.share-box input { border: none; outline: none; background: transparent; flex: 1; font-size: var(--fs-sm); font-weight: 500; color: var(--color-text); font-family: var(--font-heading); min-width: 0; }

.qr-box { display: flex; flex-direction: column; align-items: center; gap: var(--space-2); text-align: center; }
.qr-visual { background: #fff; border-radius: var(--radius-sm); padding: 8px; border: 1px solid var(--color-border-subtle); }
.qr-visual img { display: block; }
.qr-hint { font-size: var(--fs-xs); color: var(--color-muted); }
.qr-actions { display: flex; gap: var(--space-1); }

/* ============ Upload result ============ */
.share-result { margin-top: var(--space-2); }
.share-result-grid { display: flex; gap: var(--space-3); align-items: flex-start; flex-wrap: wrap; }
.share-result-main { flex: 1; min-width: 240px; display: flex; flex-direction: column; gap: var(--space-2); }
.share-result-label { font-size: var(--fs-xs); color: var(--color-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.copy-row { display: flex; gap: var(--space-1); }
.copy-input { font-family: var(--font-heading); font-weight: 500; }
.pin-reveal { display: flex; align-items: baseline; gap: var(--space-2); background: var(--color-green-75); border-radius: var(--radius-sm); padding: var(--space-2) var(--space-3); }
.pin-reveal-label { font-size: var(--fs-xs); color: var(--color-muted); }
.pin-reveal-code { font-family: var(--font-heading); font-size: 26px; font-weight: 700; letter-spacing: 0.3em; color: #2E7F1B; }
[dir="rtl"] .pin-reveal-code { letter-spacing: 0.12em; }
:root[data-theme="dark"] .pin-reveal-code { color: #8FE39B; }
.share-meta { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 4px; font-size: var(--fs-sm); color: var(--color-muted); }
.share-meta i { width: 16px; color: var(--color-primary-hover); }
.upload-errors { margin: var(--space-2) 0 0; padding: 0 0 0 20px; font-size: var(--fs-sm); color: var(--color-danger); }
.share-result-qr { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.share-result-qr-hint { font-size: var(--fs-xs); color: var(--color-muted); }

/* ============ Share landing ============ */
.share-landing { max-width: 780px; margin: 0 auto; }
.share-landing-head { text-align: center; margin-bottom: var(--space-3); }
.share-landing-eyebrow { color: var(--color-muted); font-size: var(--fs-sm); margin-bottom: var(--space-1); }
.share-landing-title { font-size: clamp(24px, 4vw, 34px); margin-bottom: var(--space-1); word-break: break-word; }
.share-landing-meta { display: flex; gap: var(--space-3); justify-content: center; color: var(--color-muted); font-size: var(--fs-sm); flex-wrap: wrap; }

.share-landing-grid { display: grid; grid-template-columns: 1fr auto; gap: var(--space-3); align-items: start; }
@media (max-width: 640px) { .share-landing-grid { grid-template-columns: 1fr; } }
.share-side { display: flex; flex-direction: column; gap: var(--space-2); align-items: center; }
.share-qr-card { display: flex; flex-direction: column; align-items: center; gap: var(--space-1); }
.report-btn { color: var(--color-muted); }

.expiry-pill { display: inline-flex; align-items: center; gap: 6px; padding: 4px 12px; border-radius: var(--radius-chip); background: var(--color-warning-bg); color: #9A6B12; font-size: var(--fs-xs); }
:root[data-theme="dark"] .expiry-pill { color: #f2c078; }

.file-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.file-item { display: flex; align-items: center; gap: var(--space-2); }
.file-item.card { padding: var(--space-2) var(--space-3); }
.file-thumb { width: 44px; height: 44px; border-radius: var(--radius-sm); object-fit: cover; flex-shrink: 0; }
.file-icon-badge, .file-icon {
  width: 44px; height: 44px; border-radius: var(--radius-sm); flex-shrink: 0;
  background: var(--color-green-75); color: var(--color-primary-hover);
  display: inline-flex; align-items: center; justify-content: center; font-size: 18px;
}
.file-info, .file-meta { min-width: 0; flex: 1; display: flex; flex-direction: column; }
.file-name, .file-meta .name { font-weight: 500; font-size: var(--fs-sm); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.file-sub, .file-meta .sub { font-size: var(--fs-xs); color: var(--color-muted); }
.file-actions { display: flex; align-items: center; gap: var(--space-1); flex-shrink: 0; }

.share-download-bar { text-align: center; margin-top: var(--space-3); }

.share-locked, .share-error { display: flex; justify-content: center; padding-top: var(--space-4); }
.lock-card { max-width: 420px; width: 100%; text-align: center; display: flex; flex-direction: column; align-items: center; gap: var(--space-2); padding: var(--space-4) var(--space-3); }
.lock-icon {
  width: 64px; height: 64px; border-radius: 50%; font-size: 26px;
  background: var(--color-green-100); color: var(--color-primary-hover);
  display: flex; align-items: center; justify-content: center;
}
.lock-icon-warn { background: var(--color-warning-bg); color: #9A6B12; }
.lock-form { display: flex; flex-direction: column; gap: var(--space-2); width: 100%; margin-top: var(--space-2); }

.error-state { text-align: center; padding: var(--space-4); }
.error-state .code { font-family: var(--font-heading); font-size: 44px; font-weight: 700; color: var(--color-border-subtle); }

/* ============ Auth ============ */
.auth-wrap { display: flex; justify-content: center; padding-top: var(--space-4); }
.auth-card {
  position: relative; overflow: hidden;
  max-width: 420px; width: 100%; display: flex; flex-direction: column; gap: var(--space-2);
  padding: var(--space-5) var(--space-4) var(--space-4);
  box-shadow: var(--shadow-overlay);
}
.auth-accent {
  position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-hover));
}
.auth-logo { height: 38px; width: auto; min-width: 150px; aspect-ratio: 871 / 220; align-self: center; margin-bottom: var(--space-1); }
.auth-title { font-size: var(--fs-h2); text-align: center; }
.auth-sub { color: var(--color-muted); font-size: var(--fs-sm); margin-bottom: var(--space-2); text-align: center; }
.auth-links { display: flex; flex-direction: column; gap: var(--space-1); font-size: var(--fs-sm); color: var(--color-muted); margin-top: var(--space-2); text-align: center; }
.auth-links a { color: var(--color-primary-hover); text-decoration: none; }
.auth-links a:hover { text-decoration: underline; }
.btn-block { width: 100%; justify-content: center; margin-top: var(--space-1); }

.float-field { position: relative; }
.float-field .input { padding: 20px 14px 6px; }
.float-field > label {
  position: absolute; inset-inline-start: 14px; top: 50%; transform: translateY(-50%);
  font-size: var(--fs-body); font-weight: 400; color: var(--color-muted);
  pointer-events: none; transition: all var(--dur-fast) var(--ease-out);
}
.float-field .input:focus ~ label,
.float-field .input:not(:placeholder-shown) ~ label {
  top: -9px; inset-inline-start: 10px; transform: none; font-size: var(--fs-xs); font-weight: 600; color: var(--color-muted);
  background: var(--color-card); padding-inline: 7px; border-radius: 999px;
}
.float-field .input:focus ~ label { color: var(--color-primary); }
.pw-toggle {
  position: absolute; inset-inline-end: 8px; top: 50%; transform: translateY(-50%);
  width: 30px; height: 30px; border: none; background: none; color: var(--color-muted);
  cursor: pointer; display: flex; align-items: center; justify-content: center; border-radius: 50%;
}
.pw-toggle:hover { background: var(--color-elevated); color: var(--color-text); }

/* Auth cards: bigger, squared inputs with leading icons, email/phone tabs */
.auth-card .float-field .input { border-radius: var(--radius-sm); min-height: 52px; padding: 26px 16px 8px; }
.auth-card .float-field > label { inset-inline-start: 16px; top: 50%; }
.float-field.with-icon .input { padding-inline-start: 46px; }
.float-field.with-icon > label { inset-inline-start: 46px; }
.field-icon {
  position: absolute; inset-inline-start: 16px; top: 50%; transform: translateY(-50%);
  color: var(--color-muted); font-size: 16px; pointer-events: none; z-index: 1;
}
.auth-tabs {
  border-bottom: none; gap: 4px; margin: var(--space-3) 0 var(--space-2);
  background: var(--color-elevated); border-radius: 999px; padding: 4px;
}
.auth-tabs .tab-btn {
  flex: 1; justify-content: center; margin-bottom: 0; border: none; border-bottom: none;
  border-radius: 999px; padding: 10px 8px; font-size: var(--fs-sm); color: var(--color-muted);
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.auth-tabs .tab-btn.active {
  background: var(--color-card); color: var(--color-primary); font-weight: 700;
  box-shadow: 0 1px 5px rgba(var(--shadow-rgb), 0.16);
}
.auth-card .btn-block { margin-top: var(--space-2); padding-block: 13px; }

.otp-code-input { letter-spacing: 0.6em; text-align: center; font-variant-numeric: tabular-nums; }
.float-field .otp-code-input ~ label { inset-inline-start: 0; inset-inline-end: 0; text-align: center; }
.float-field .otp-code-input:focus ~ label,
.float-field .otp-code-input:not(:placeholder-shown) ~ label {
  top: -9px; inset-inline-start: 50%; inset-inline-end: auto; transform: translateX(-50%);
  text-align: center; background: var(--color-card); padding-inline: 10px; border-radius: 999px;
}

/* ============ Dashboard ============ */
.dash-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-2); margin-bottom: var(--space-3); }
.dash-storage { flex: 1; min-width: 260px; max-width: 420px; padding: var(--space-2) var(--space-3); }
.storage-top { display: flex; justify-content: space-between; font-size: var(--fs-sm); margin-bottom: 6px; }
.storage-num { font-weight: 700; font-family: var(--font-heading); }
.storage-bar { display: flex; height: 10px; border-radius: 999px; overflow: hidden; background: var(--color-elevated); }
.storage-bar span { height: 100%; }
.storage-legend { display: flex; gap: var(--space-3); flex-wrap: wrap; font-size: var(--fs-xs); color: var(--color-muted); margin-top: 6px; }
.storage-legend .key { display: flex; align-items: center; gap: 6px; }
.storage-legend .dot { width: 8px; height: 8px; border-radius: 50%; }

.dash-toolbar { display: flex; flex-wrap: wrap; gap: var(--space-2); justify-content: space-between; align-items: center; margin-bottom: var(--space-3); }
.sort-filter-bar { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); flex-wrap: wrap; }
.search-bar {
  display: flex; align-items: center; gap: var(--space-2);
  background: var(--color-card); border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-btn); padding: 8px 16px; min-width: 220px; flex: 0 1 320px;
}
.search-bar input { border: none; outline: none; background: transparent; flex: 1; font-size: var(--fs-sm); color: var(--color-text); }
.search-bar i { color: var(--color-muted); font-size: var(--fs-sm); }

.file-check { width: 18px; height: 18px; accent-color: var(--color-primary); flex-shrink: 0; }
.empty-state { text-align: center; color: var(--color-muted); padding: var(--space-5) var(--space-3); display: flex; flex-direction: column; align-items: center; gap: var(--space-2); }
.empty-state i { font-size: 32px; color: var(--color-border-subtle); }
.empty-state h3 { color: var(--color-text); font-size: 16px; }

.bulk-bar { margin-top: var(--space-2); }
.bulk-action-bar {
  display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap;
  background: var(--color-text); color: var(--color-surface);
  padding: 10px 18px; border-radius: var(--radius-btn); width: fit-content;
}
.bulk-action-bar .divider-v { width: 1px; height: 20px; background: var(--color-border-subtle); }
.bulk-action-bar button { background: transparent; border: none; color: var(--color-surface); font-size: var(--fs-sm); cursor: pointer; display: flex; align-items: center; gap: 6px; padding: 4px 6px; border-radius: 6px; }
.bulk-action-bar button:hover { opacity: 0.85; }

.dash-files .file-item { cursor: default; }
.dash-shares { margin-top: var(--space-4); }
.share-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.share-item { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; padding: var(--space-2) var(--space-3); }
.share-code { font-family: var(--font-heading); font-weight: 700; text-decoration: none; color: var(--color-primary-hover); }
.share-code:hover { text-decoration: underline; }
.share-item-meta { color: var(--color-muted); font-size: var(--fs-xs); flex: 1; min-width: 160px; }

.dash-activity { margin-top: var(--space-4); }
.activity-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; font-size: var(--fs-sm); }
.activity-list i { color: var(--color-primary); font-size: 8px; vertical-align: middle; margin-inline-end: 6px; }
.activity-list .muted { margin-inline-start: 6px; font-size: var(--fs-xs); }

/* ============ Skeleton loaders ============ */
.skeleton {
  background: linear-gradient(90deg, var(--color-elevated) 25%, var(--color-border-subtle) 37%, var(--color-elevated) 63%);
  background-size: 400% 100%; animation: shimmer 1.4s ease infinite; border-radius: var(--radius-sm);
}
@keyframes shimmer { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }
.skeleton-row { display: flex; align-items: center; gap: var(--space-2); }
.skeleton-row .sk-icon { width: 44px; height: 44px; border-radius: var(--radius-sm); flex-shrink: 0; }
.skeleton-row .sk-lines { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.skeleton-row .sk-line { height: 10px; }

/* ============ Modals ============ */
.modal { position: fixed; inset: 0; z-index: 200; display: flex; align-items: center; justify-content: center; padding: var(--space-3); }
.modal-backdrop { position: absolute; inset: 0; background: var(--overlay-bg); }
.modal-panel { position: relative; width: 100%; max-width: 460px; max-height: 90vh; overflow-y: auto; box-shadow: var(--shadow-overlay); }
.modal-sm { max-width: 360px; }
.modal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-2); }
.modal-actions { display: flex; gap: var(--space-2); margin-top: var(--space-3); justify-content: flex-end; flex-wrap: wrap; }
.modal-file { font-size: var(--fs-sm); margin-bottom: var(--space-2); }

/* ============ Snackbar / toasts ============ */
.snackbar-stack { position: fixed; bottom: var(--space-3); left: 50%; transform: translateX(-50%); z-index: 300; display: flex; flex-direction: column; gap: var(--space-2); align-items: center; }
.snackbar {
  display: flex; align-items: center; gap: var(--space-3);
  background: var(--color-text); color: var(--color-surface);
  padding: 10px 10px 10px 18px; border-radius: var(--radius-sm); font-size: var(--fs-sm);
  width: fit-content; box-shadow: var(--shadow-overlay);
  animation: snackIn 0.25s var(--ease-out);
}
.snackbar .icon-ok { color: var(--color-accent); }
.snackbar button { background: transparent; border: none; color: var(--color-primary-light); font-weight: 700; font-size: var(--fs-sm); cursor: pointer; padding: 8px 10px; }
@keyframes snackIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

/* ============ Settings ============ */
.settings-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: var(--space-3); align-items: start; }
.settings-card { display: flex; flex-direction: column; }
.settings-actions { grid-column: 1 / -1; }
.settings-row { display: flex; align-items: center; justify-content: space-between; padding: var(--space-2) 0; border-bottom: 1px solid var(--color-border-subtle); gap: var(--space-3); }
.settings-row:last-child { border-bottom: none; }
.settings-row .label { font-size: var(--fs-sm); font-weight: 500; }
.settings-row .desc { font-size: var(--fs-xs); color: var(--color-muted); margin-top: 2px; }

.token-list { list-style: none; margin: 0 0 var(--space-2); padding: 0; display: flex; flex-direction: column; gap: var(--space-1); }
.token-item { display: flex; justify-content: space-between; align-items: center; gap: var(--space-2); font-size: var(--fs-sm); border-bottom: 1px solid var(--color-border-subtle); padding-bottom: var(--space-1); }

/* ============ Admin ============ */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: var(--space-2); margin-bottom: var(--space-3); }
.stat-card { padding: var(--space-2) var(--space-3); display: flex; flex-direction: column; gap: 2px; }
.stat-card .value { font-size: 28px; font-weight: 700; font-family: var(--font-heading); }
.stat-card .label { color: var(--color-muted); font-size: var(--fs-xs); }
.stat-card .delta { font-size: var(--fs-xs); color: var(--color-primary-hover); }

.admin-two-col { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--space-3); margin: var(--space-3) 0; }
.mini-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--space-2); font-size: var(--fs-sm); }
.mini-list li { display: flex; flex-direction: column; }
.mini-list .muted { font-size: var(--fs-xs); }

table.data-table, .table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); }
.data-table { min-width: 480px; }
.table th, .table td, .data-table th, .data-table td { text-align: start; padding: 10px 12px; border-bottom: 1px solid var(--color-border-subtle); }
.table th, .data-table th { color: var(--color-muted); font-weight: 500; font-size: var(--fs-xs); }
.data-table tr:last-child td { border-bottom: none; }

.admin-chart { width: 100%; height: auto; display: block; }
.chart-legend { display: flex; gap: var(--space-3); flex-wrap: wrap; font-size: var(--fs-xs); color: var(--color-muted); margin-top: var(--space-2); }
.chart-legend .key { display: flex; align-items: center; gap: 6px; }
.chart-legend .dot { width: 8px; height: 8px; border-radius: 50%; }

.log-pre {
  background: var(--color-elevated); border-radius: var(--radius-sm); padding: var(--space-2);
  font-size: var(--fs-xs); max-height: 320px; overflow: auto; white-space: pre-wrap; word-break: break-word;
}

/* ============ Installer ============ */
.install-title { font-size: var(--fs-h1); margin-top: var(--space-2); }
.install-card { display: flex; flex-direction: column; gap: var(--space-2); }
.req-list { list-style: none; margin: 0 0 var(--space-2); padding: 0; display: flex; flex-direction: column; gap: 6px; font-size: var(--fs-sm); }
.req-list .ok i { color: var(--color-accent); }
.req-list .fail { color: var(--color-danger); }

/* ============ Combobox / datepicker / misc ============ */
.combobox { position: relative; }
.combobox-list {
  position: absolute; top: calc(100% + 6px); inset-inline-start: 0; inset-inline-end: 0; z-index: 10;
  background: var(--color-card); border: 1px solid var(--color-border-subtle); border-radius: var(--radius-card);
  overflow: hidden; box-shadow: var(--shadow-overlay);
}
.combobox-list .opt { display: flex; align-items: center; gap: 10px; padding: 10px 14px; font-size: var(--fs-sm); cursor: pointer; }
.combobox-list .opt:hover, .combobox-list .opt.active { background: var(--color-elevated); }
.combobox-list .opt i { color: var(--color-muted); width: 16px; }

.activity-feed { display: flex; flex-direction: column; gap: var(--space-3); }
.activity-feed .entry { display: flex; gap: 10px; align-items: flex-start; }
.activity-feed .entry .bubble { flex: 1; background: var(--color-elevated); border-radius: var(--radius-card); padding: 10px 14px; }
.activity-feed .entry .bubble p { font-size: var(--fs-sm); margin: 0; }
.activity-feed .entry .meta { font-size: var(--fs-xs); color: var(--color-muted); margin-top: 4px; }

/* ============ Responsive ============ */
@media (max-width: 800px) {
  .topnav .hide-sm { display: none; }
  main, .page { padding-inline: var(--space-2); }
}

/* ============ Utilities ============ */
[x-cloak] { display: none !important; }
.mono { font-family: ui-monospace, 'Cascadia Code', Consolas, monospace; }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 var(--space-3); }
@media (max-width: 640px) { .field-grid { grid-template-columns: 1fr; } }

/* ============ Brand logo ============ */
.brand { flex-shrink: 0; }
.brand-logo { height: 36px; width: auto; min-width: 130px; aspect-ratio: 747 / 207; display: block; }

/* PIN button in header: clearly visible */
.pin-btn {
  border: 1.5px solid var(--color-primary); color: var(--color-primary);
  background: color-mix(in srgb, var(--color-primary) 8%, var(--color-card)); font-weight: 700;
}
.pin-btn:hover { background: color-mix(in srgb, var(--color-primary) 16%, var(--color-card)); color: var(--color-primary-hover); }

/* Burger menu: hidden on desktop */
.burger-btn { display: none; border: 1px solid var(--color-border-subtle); background: var(--color-card); }

/* ============ Home (upload only) ============ */
.home-upload-wrap { max-width: 760px; margin: 0 auto; width: 100%; padding-top: var(--space-4); }
.home-upload-panel { display: flex; flex-direction: column; gap: var(--space-3); }

/* ============ PIN page ============ */
.pin-page { display: flex; justify-content: center; padding-top: var(--space-5); }
.pin-card { width: 100%; max-width: 440px; text-align: center; display: flex; flex-direction: column; align-items: center; gap: var(--space-2); padding: var(--space-4) var(--space-3); }
.pin-card-icon {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--color-info-bg); color: var(--color-primary);
  display: flex; align-items: center; justify-content: center; font-size: 22px;
}
.pin-card .input-pin { text-align: center; letter-spacing: 8px; font-size: 22px; }
.pin-form { width: 100%; display: flex; flex-direction: column; gap: var(--space-2); }

/* Single-digit PIN boxes */
.pin-digits { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.pin-digit {
  width: 44px; height: 56px; text-align: center;
  font-size: 22px; font-weight: 700; font-family: var(--font-heading);
  background: var(--color-card); color: var(--color-text);
  border: 1.5px solid var(--color-border-subtle); border-radius: var(--radius-sm);
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.pin-digit:focus { border-color: var(--color-primary); outline: none; box-shadow: 0 0 0 3px var(--color-info-bg); }
.pin-digits.shake { animation: pin-shake 0.35s var(--ease-out); }
@keyframes pin-shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  50% { transform: translateX(6px); }
  75% { transform: translateX(-4px); }
}
@media (max-width: 420px) {
  .pin-digit { width: 36px; height: 48px; font-size: 18px; }
}

/* ============ Error pages ============ */
.error-page { display: flex; flex-direction: column; align-items: center; text-align: center; gap: var(--space-2); padding-top: var(--space-5); }
.error-page-logo { height: 36px; margin-bottom: var(--space-2); }
.error-page-code { font-size: 84px; font-weight: 800; font-family: var(--font-heading); line-height: 1; color: var(--color-primary); letter-spacing: -2px; }
.error-page-title { font-size: var(--fs-h2); }
.error-page-desc { color: var(--color-muted); max-width: 420px; }
.error-page-actions { margin-top: var(--space-2); }

/* ============ Admin shell (sidebar) ============ */
.admin-body { min-height: 100vh; display: flex; flex-direction: column; }
.side-toggle { display: none; }
.admin-shell, .user-shell { flex: 1; display: flex; width: 100%; max-width: 1280px; margin: 0 auto; gap: var(--space-3); padding-inline: var(--space-3); }
.admin-sidebar, .user-sidebar {
  width: 232px; flex-shrink: 0; position: sticky; top: calc(var(--topbar-h) + var(--space-3));
  align-self: stretch; display: flex; flex-direction: column; gap: var(--space-1);
  background: var(--color-elevated); border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-card); padding: var(--space-3);
}
.side-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 0 var(--space-1) var(--space-2); }
.side-head .brand { font-size: 16px; min-width: 0; }
.side-head .brand > span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.side-head .brand-mark { width: 26px; height: 26px; font-size: 13px; }
.side-close { display: none; }
.admin-nav, .user-nav { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.nav-heading { font-size: 10px; letter-spacing: 0.03em; text-transform: uppercase; color: var(--color-muted); padding: var(--space-2) 10px 2px; }
.admin-nav-item, .user-nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 10px; border-radius: var(--radius-sm);
  text-decoration: none; font-size: var(--fs-sm); color: var(--color-muted);
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.admin-nav-item i, .user-nav-item i { width: 16px; text-align: center; flex-shrink: 0; }
.admin-nav-item:hover, .user-nav-item:hover { background: var(--color-card); color: var(--color-text); }
.admin-nav-item.active, .user-nav-item.active { background: var(--color-card); color: var(--color-primary-hover); font-weight: 500; box-shadow: var(--border-subtle, 0 0 0 1px var(--color-border-subtle)); }
.side-foot { margin-top: auto; display: flex; align-items: center; gap: 8px; padding: 8px 2px 0; border-top: 1px solid var(--color-border-subtle); min-width: 0; }
.side-foot-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; }
.menu-logout { display: flex; align-items: center; gap: 10px; width: 100%; padding: 8px 12px; border-radius: 6px; background: none; border: none; cursor: pointer; font-size: var(--fs-sm); color: var(--color-danger); font-family: inherit; }
.menu-logout:hover { background: var(--color-danger-bg); }
.side-backdrop { display: none; }
.admin-main, .user-main { flex: 1; min-width: 0; max-width: 980px; }
@media (max-width: 960px) {
  .side-toggle { display: inline-flex; }
  .admin-sidebar, .user-sidebar {
    position: fixed; inset-block: 0; inset-inline-start: 0; z-index: 150;
    width: min(300px, 88vw); height: 100dvh; border-radius: 0; transform: translateX(-105%);
    transition: transform var(--dur-base, 200ms) var(--ease-out); box-shadow: var(--shadow-overlay);
  }
  [dir="rtl"] .admin-sidebar, [dir="rtl"] .user-sidebar { transform: translateX(105%); }
  .admin-sidebar.open, .user-sidebar.open { transform: translateX(0); }
  .side-close { display: inline-flex; }
  .side-backdrop { display: block; position: fixed; inset: 0; background: var(--overlay-bg); z-index: 140; }
}

/* ============ Tabs (settings) ============ */
.settings-tabs { display: flex; flex-direction: column; gap: var(--space-3); }
.tabs-bar { display: flex; gap: var(--space-1); border-bottom: 1px solid var(--color-border-subtle); overflow-x: auto; }
.tab-btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: none; border: none; cursor: pointer;
  padding: 10px 16px; font-size: var(--fs-sm); font-weight: 500; color: var(--color-muted);
  border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap;
}
.tab-btn:hover { color: var(--color-text); }
.tab-btn.active { color: var(--color-primary); border-bottom-color: var(--color-primary); }
.tab-panel { min-width: 0; }
.settings-form { display: flex; flex-direction: column; gap: var(--space-2); }
.settings-switches { display: flex; flex-direction: column; gap: var(--space-2); margin: var(--space-2) 0; }
.switch-row { display: flex; align-items: center; gap: 10px; font-size: var(--fs-sm); cursor: pointer; }
.switch-row input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--color-primary); }
.settings-actions { display: flex; justify-content: flex-end; margin-top: var(--space-2); }

/* ============ Share stats page ============ */
.stats-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); flex-wrap: wrap; margin-bottom: var(--space-3); }
.stats-head-left { align-items: center; }
.stats-head .page-title { margin-bottom: 0; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: var(--space-2); margin-bottom: var(--space-3); }
.stat-tile { display: flex; align-items: center; gap: var(--space-2); padding: var(--space-3); }
.stat-tile-icon {
  width: 42px; height: 42px; border-radius: var(--radius-sm); flex-shrink: 0;
  background: var(--color-info-bg); color: var(--color-primary);
  display: flex; align-items: center; justify-content: center; font-size: 17px;
}
.stat-tile-body { display: flex; flex-direction: column; }
.stat-num { font-size: 26px; font-weight: 700; font-family: var(--font-heading); line-height: 1.1; }
.stat-num-sm { font-size: 16px; }
.stat-label { font-size: var(--fs-xs); color: var(--color-muted); }
.stats-meta { display: flex; flex-wrap: wrap; gap: var(--space-3); padding: var(--space-3); margin-bottom: var(--space-3); }
.stats-meta-item { display: flex; flex-direction: column; gap: 2px; font-size: var(--fs-sm); min-width: 140px; }
.stats-section { margin-bottom: var(--space-4); }
.events-table td { vertical-align: middle; }
.events-table i { color: var(--color-primary); width: 18px; text-align: center; margin-inline-end: 6px; }

/* ============ Installer shell ============ */
.page-bare { max-width: none; padding: 0; }
.install-shell { min-height: 100vh; width: 100%; display: flex; flex-direction: column; background: var(--color-surface); }
.install-topbar { display: flex; justify-content: center; padding-top: var(--space-4); }
.install-logo {
  height: 34px; background: var(--color-card); padding: 8px 14px; border-radius: 12px;
  border: 1px solid var(--color-border-subtle); box-shadow: 0 6px 20px rgba(9, 30, 66, 0.08);
}
.install-main {
  flex: 1; display: flex; flex-direction: column; justify-content: center;
  width: 100%; max-width: 640px; margin-inline: auto;
  padding: var(--space-3) var(--space-3) var(--space-5);
}
.install-stepper { list-style: none; margin: 0 0 var(--space-4); padding: 0; display: flex; align-items: flex-start; }
.stepper-item { flex: 1; position: relative; display: flex; flex-direction: column; align-items: center; gap: 6px; min-width: 0; }
.stepper-item:not(:first-child)::before {
  content: ''; position: absolute; inset-inline-start: -50%; top: 15px; width: 100%; height: 2px;
  border-radius: 2px; background: var(--color-border-subtle);
}
.stepper-item.done:not(:first-child)::before,
.stepper-item.current:not(:first-child)::before { background: var(--color-primary); }
.stepper-dot {
  position: relative; z-index: 1; width: 32px; height: 32px; border-radius: 11px;
  display: grid; place-items: center; font-size: 12px;
  background: var(--color-card); color: var(--color-muted);
  border: 1.5px solid var(--color-border-subtle);
}
.stepper-item.done .stepper-dot { background: var(--color-accent); color: #fff; border-color: transparent; }
.stepper-item.current .stepper-dot {
  background: var(--color-primary); color: #fff; border-color: transparent;
  box-shadow: 0 6px 16px rgba(38, 116, 207, 0.35);
}
.stepper-label {
  font-size: 10.5px; color: var(--color-muted); max-width: 100%;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; padding-inline: 2px;
}
.stepper-item.current .stepper-label { color: var(--color-primary); font-weight: 600; }
.stepper-item.done .stepper-label { color: var(--color-text); }
.install-main { flex: 1; display: flex; flex-direction: column; justify-content: center; padding: var(--space-5) var(--space-4); min-width: 0; }
.install-main > * { width: 100%; max-width: 600px; margin-inline: auto; }
.install-progress-meta { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.install-step-kicker { font-size: var(--fs-xs); font-weight: 700; letter-spacing: 1px; text-transform: uppercase; color: var(--color-muted); }
.install-percent { font-size: var(--fs-xs); font-weight: 700; color: var(--color-primary); font-variant-numeric: tabular-nums; }
.install-progress {
  height: 8px; border-radius: 99px; background: var(--color-elevated); overflow: hidden;
  margin-bottom: var(--space-4); box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.06);
}
.install-progress-bar {
  height: 100%; border-radius: 99px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  transition: width 0.35s var(--ease-out);
}
.install-card {
  border-radius: 18px; padding: var(--space-5) var(--space-4); gap: var(--space-3);
  border: 1px solid var(--color-border-subtle);
  box-shadow: 0 12px 40px -12px rgba(9, 30, 66, 0.18);
}
.install-card-head { display: flex; align-items: center; gap: 14px; margin-bottom: var(--space-1); }
.install-icon {
  width: 46px; height: 46px; border-radius: 14px; flex-shrink: 0;
  display: grid; place-items: center; font-size: 18px;
  color: var(--color-primary); background: var(--color-info-bg);
}
.install-title { font-size: var(--fs-h2); margin-top: 0; }
.install-form { display: flex; flex-direction: column; gap: var(--space-3); }
.install-hint { margin-bottom: var(--space-1); }
.field-hint { display: flex; align-items: center; gap: 6px; margin-top: 6px; }
.field-hint i { color: var(--color-primary); }
.install-nav { display: flex; justify-content: space-between; align-items: center; gap: var(--space-2); margin-top: var(--space-2); }
.install-nav .btn { min-width: 140px; justify-content: center; }
.req-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.req-list li {
  display: flex; align-items: center; gap: 10px; padding: 10px 14px;
  border-radius: 12px; border: 1px solid var(--color-border-subtle);
  background: var(--color-card); font-size: var(--fs-sm);
}
.req-list li.ok i { color: #2f9e44; }
.req-list li.fail { border-color: var(--color-danger); background: var(--color-danger-bg); }
.req-list li.fail i { color: var(--color-danger); }
.req-label { font-weight: 500; }
.req-value { margin-inline-start: auto; color: var(--color-muted); font-size: var(--fs-xs); }
.install-summary { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.install-summary li {
  display: flex; align-items: center; gap: var(--space-2); padding: 12px 14px;
  border: 1px solid var(--color-border-subtle); border-radius: 12px;
  background: var(--color-card); font-size: var(--fs-sm);
}
.install-summary li > i { color: var(--color-primary); width: 18px; text-align: center; }
.install-summary li > span { color: var(--color-muted); }
.install-summary li > strong { margin-inline-start: auto; overflow-wrap: anywhere; text-align: end; }
.install-summary-title { font-size: var(--fs-base); font-weight: 700; color: #2f9e44; }
.install-locked { align-items: center; text-align: center; }
.lock-icon { font-size: 30px; color: var(--color-primary); }
@media (max-width: 860px) {
  .install-main { padding: var(--space-3); }
  .install-card { padding: var(--space-4) var(--space-3); }
  .install-nav { flex-direction: column-reverse; align-items: stretch; }
  .install-nav .btn { width: 100%; }
}
@media (max-width: 720px) {
  .stepper-label { display: none; }
  .stepper-item.current .stepper-label { display: block; }
  .install-stepper { margin-bottom: var(--space-3); }
}

/* ============ Static pages ============ */
.static-page { display: flex; flex-direction: column; gap: var(--space-4); max-width: 860px; margin-inline: auto; }
.static-hero { text-align: center; display: flex; flex-direction: column; gap: 6px; padding-top: var(--space-2); }
.static-title { font-size: var(--fs-h1); }
.static-title i { color: var(--color-primary); margin-inline-end: 10px; }
.static-sub { font-size: var(--fs-sm); }
.static-card { padding: var(--space-4) var(--space-4); }
.richtext > h2 { margin: var(--space-4) 0 var(--space-1); }
.richtext > h2:first-child { margin-top: 0; }
.richtext h3, .richtext h4 { margin: var(--space-3) 0 6px; }
.richtext p { margin-bottom: var(--space-2); }
.richtext ul, .richtext ol { margin: 0 0 var(--space-2); padding-inline-start: var(--space-4); }
.richtext li { margin-bottom: 6px; }
.richtext a { color: var(--color-primary); }
.richtext blockquote { border-inline-start: 3px solid var(--color-border-subtle); margin: var(--space-2) 0; padding-inline-start: var(--space-2); color: var(--color-muted); }

.gs-hero { text-align: center; display: flex; flex-direction: column; align-items: center; gap: var(--space-2); padding-top: var(--space-2); }
.gs-hero-icon {
  width: 72px; height: 72px; border-radius: 22px; font-size: 30px;
  background: var(--color-primary); color: var(--color-on-primary);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 24px color-mix(in srgb, var(--color-primary) 35%, transparent);
}
.gs-title { font-size: 30px; }
.gs-sub { color: var(--color-muted); max-width: 560px; }
.gs-section-title { display: flex; align-items: center; gap: 10px; font-size: var(--fs-h2); font-weight: 700; margin-top: var(--space-2); }
.gs-section-title i { color: var(--color-primary); }

.qa-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-2); }
.qa-card { display: flex; align-items: center; gap: var(--space-2); text-decoration: none; color: var(--color-text); transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out); }
.qa-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-overlay); }
.qa-primary { background: color-mix(in srgb, var(--color-primary) 8%, var(--color-card)); border-color: color-mix(in srgb, var(--color-primary) 35%, var(--color-border-subtle)); }
.qa-icon { width: 42px; height: 42px; border-radius: 12px; background: var(--color-elevated); color: var(--color-primary); display: flex; align-items: center; justify-content: center; font-size: 18px; flex-shrink: 0; }
.qa-body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.qa-body span { font-size: var(--fs-xs); }
.qa-arrow { color: var(--color-muted); font-size: 12px; margin-inline-start: auto; }

.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-2); }
.step-card { display: flex; flex-direction: column; gap: var(--space-1); padding: var(--space-3); }
.step-head { display: flex; align-items: center; justify-content: space-between; }
.step-num { width: 30px; height: 30px; border-radius: 50%; background: var(--color-primary); color: var(--color-on-primary); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: var(--fs-sm); }
.step-icon { color: var(--color-primary); font-size: 18px; opacity: 0.8; }
.step-title { font-size: var(--fs-body); }
.step-card p { font-size: var(--fs-sm); }

.accordion { padding: 0; overflow: hidden; }
.acc-item.is-open { background: color-mix(in srgb, var(--color-primary) 4%, var(--color-card)); }
.acc-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); width: 100%; padding: var(--space-3); background: none; border: none; cursor: pointer; font-size: var(--fs-body); font-weight: 600; color: var(--color-text); text-align: start; }
.acc-chev { color: var(--color-muted); transition: transform var(--dur-fast) var(--ease-out); flex-shrink: 0; }
.acc-item.is-open .acc-chev { transform: rotate(180deg); color: var(--color-primary); }
.acc-panel { padding: 0 var(--space-3) var(--space-3); font-size: var(--fs-sm); color: var(--color-muted); }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.contact-layout { display: grid; grid-template-columns: 1.5fr 1fr; gap: var(--space-3); align-items: start; }
.contact-form { display: flex; flex-direction: column; gap: var(--space-3); padding: var(--space-4); }
.contact-side { display: flex; flex-direction: column; gap: var(--space-3); }
.contact-card { display: flex; flex-direction: column; gap: var(--space-1); padding: var(--space-4); align-items: flex-start; }
.contact-card p { font-size: var(--fs-sm); }
.cc-icon { width: 46px; height: 46px; border-radius: 14px; background: var(--color-elevated); color: var(--color-primary); display: flex; align-items: center; justify-content: center; font-size: 20px; }
.cc-warn { color: #9A6B12; background: var(--color-warning-bg); }
.lang-tabs-bar { margin-bottom: var(--space-1); }

.pages-textarea { min-height: 340px; font-size: var(--fs-sm); line-height: 1.6; white-space: pre-wrap; }

@media (max-width: 820px) {
  .gs-title { font-size: 24px; }
  .qa-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .steps-grid { grid-template-columns: 1fr; }
  .static-card { padding: var(--space-3); }
}

/* ============ Mobile-friendly pass ============ */
@media (max-width: 640px) {
  .burger-btn { display: inline-flex; }
  .topbar { min-height: 60px; }
  .brand-logo { height: 28px; min-width: 101px; }

  .topnav {
    display: none; position: absolute; top: calc(100% - 6px); inset-inline-end: var(--space-3);
    flex-direction: column; align-items: stretch; gap: var(--space-2);
    width: min(300px, calc(100vw - 24px)); max-height: calc(100vh - var(--topbar-h) - 16px); overflow-y: auto;
    background: var(--color-card); border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-card); box-shadow: var(--shadow-overlay);
    padding: var(--space-3); z-index: 130;
  }
  .topnav.open { display: flex; }
  .topnav .btn { width: 100%; justify-content: center; }
  .topnav .inline-form { display: block; width: 100%; }
  .topnav .notif-dropdown { position: static; width: 100%; }
  .topnav .lang-code { display: none; }

  .card, .install-card { padding: var(--space-3); }
  .btn { min-height: 40px; }
  .btn-sm { min-height: 36px; }
  .table th, .table td, .data-table th, .data-table td { padding: 8px 10px; }
  .qa-card { padding: var(--space-2) var(--space-3); }
}
@media (max-width: 420px) {
  .gs-hero-icon { width: 60px; height: 60px; font-size: 24px; }
  .pin-card, .auth-card { padding: var(--space-3); }
}