/* ============================================================
   Raje · Design tokens
   ============================================================ */
:root{
  /* Brand gradient */
  --grad-start:#6366f1;     /* indigo-500 */
  --grad-mid:#8b5cf6;       /* violet-500 */
  --grad-end:#22d3ee;       /* cyan-400  */
  --brand-gradient: linear-gradient(135deg, var(--grad-start) 0%, var(--grad-mid) 55%, var(--grad-end) 100%);
  --brand-gradient-soft: linear-gradient(135deg, rgba(99,102,241,.10), rgba(34,211,238,.10));

  /* Light theme */
  --bg:        #f6f7fb;
  --bg-elev:   #fff;
  --surface:   #fff;
  --surface-2: #f1f3f9;
  --surface-3: #e9ecf4;
  --text:      #0f172a;
  --text-2:    #1e293b;
  --muted:     #64748b;
  --muted-2:   #94a3b8;
  --border:    #e4e7ef;
  --border-strong:#cbd5e1;

  --primary:    #6366f1;
  --primary-2:  #4f46e5;
  --primary-fg: #fff;
  --accent:     #22d3ee;
  --danger:     #ef4444;
  --success:    #10b981;
  --warning:    #f59e0b;
  --info:       #0ea5e9;

  /* Surface tints for status */
  --danger-bg:  #fef2f2;
  --success-bg: #ecfdf5;
  --warning-bg: #fffbeb;
  --info-bg:    #f0f9ff;

  /* Geometry */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius:    14px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  /* Elevation scale */
  --shadow-1: 0 1px 2px rgba(15,23,42,.04), 0 1px 3px rgba(15,23,42,.06);
  --shadow-2: 0 4px 10px rgba(15,23,42,.05), 0 8px 24px rgba(15,23,42,.06);
  --shadow-3: 0 10px 24px rgba(15,23,42,.08), 0 24px 48px rgba(15,23,42,.10);
  --shadow-glow: 0 8px 30px rgba(99,102,241,.18);

  /* Motion */
  --ease: cubic-bezier(.2,.7,.2,1);
  --t-fast: 120ms;
  --t-base: 200ms;
  --t-slow: 320ms;

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: 'Plus Jakarta Sans', var(--font-sans);
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

[data-theme="dark"]{
  --bg:        #0b1020;
  --bg-elev:   #0f152a;
  --surface:   #111a32;
  --surface-2: #182143;
  --surface-3: #1e285a;
  --text:      #e6e9f4;
  --text-2:    #c5cce0;
  --muted:     #94a3b8;
  --muted-2:   #6b7693;
  --border:    #1d2546;
  --border-strong:#2a3461;

  --primary:    #818cf8;
  --primary-2:  #6366f1;
  --primary-fg: #ffffff;
  --accent:     #22d3ee;

  --danger-bg:  rgba(239,68,68,.10);
  --success-bg: rgba(16,185,129,.10);
  --warning-bg: rgba(245,158,11,.10);
  --info-bg:    rgba(14,165,233,.10);

  --shadow-1: 0 1px 2px rgba(0,0,0,.4), 0 1px 3px rgba(0,0,0,.35);
  --shadow-2: 0 4px 10px rgba(0,0,0,.45), 0 8px 24px rgba(0,0,0,.45);
  --shadow-3: 0 10px 28px rgba(0,0,0,.55), 0 24px 56px rgba(0,0,0,.55);
  --shadow-glow: 0 8px 30px rgba(129,140,248,.30);
}

/* ============================================================
   Reset & base
   ============================================================ */
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
html{ -webkit-text-size-adjust:100%; }
body{
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  font-size: 16px;
  min-height: 100vh; min-height: 100dvh;
  display: flex; flex-direction: column;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Background ambient gradient */
body::before{
  content:""; position: fixed; inset:0;
  background:
    radial-gradient(900px 480px at 88% -10%, rgba(34,211,238,.10), transparent 60%),
    radial-gradient(700px 460px at -10% 110%, rgba(139,92,246,.12), transparent 60%);
  z-index: -1; pointer-events:none;
}
[data-theme="dark"] body::before{
  background:
    radial-gradient(1100px 600px at 88% -10%, rgba(34,211,238,.12), transparent 60%),
    radial-gradient(800px 500px at -10% 110%, rgba(99,102,241,.20), transparent 60%);
}

a{ color: var(--primary); text-decoration: none; transition: color var(--t-fast) var(--ease); }
a:hover{ color: var(--primary-2); text-decoration: underline; }
img{ max-width: 100%; height: auto }

h1,h2,h3,h4{
  font-family: var(--font-display);
  letter-spacing: -0.015em;
  color: var(--text);
  margin: 0 0 .5em;
  line-height: 1.2;
}
h1{ font-size: clamp(1.7rem, 1.2rem + 1.6vw, 2.25rem); font-weight: 800; }
h2{ font-size: 1.4rem; font-weight: 700; }
h3{ font-size: 1.1rem; font-weight: 700; }

/* Focus ring (a11y) */
:where(a, button, input, select, textarea, [tabindex]):focus-visible{
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 8px;
}

::selection{ background: rgba(99,102,241,.25); color: inherit; }

/* ============================================================
   Layout
   ============================================================ */
.container{
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 28px 20px 40px;
  flex: 1;
}

/* ============================================================
   Topbar (glass)
   ============================================================ */
.topbar{
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in oklab, var(--surface) 78%, transparent);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid color-mix(in oklab, var(--border) 80%, transparent);
}
.bar-inner{
  max-width: 1120px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
}
.brand{
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-display);
  font-weight: 800; font-size: 19px; letter-spacing: -0.02em;
  color: var(--text);
}
.brand::before{
  content:""; width: 26px; height: 26px; border-radius: 8px;
  background: var(--brand-gradient);
  box-shadow: var(--shadow-glow);
}
.brand:hover{ text-decoration: none; }

.mainnav{
  display: flex; align-items: center; gap: 4px;
  margin-left: auto;
  flex-wrap: wrap;
}
.mainnav a{
  position: relative;
  color: var(--text-2);
  padding: 8px 12px;
  border-radius: 10px;
  font-weight: 500; font-size: 14.5px;
  min-height: 36px;
  display: inline-flex; align-items: center;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.mainnav a:hover{ background: var(--surface-2); color: var(--text); text-decoration: none; }
.mainnav a.is-active{
  color: var(--primary);
  background: color-mix(in oklab, var(--primary) 12%, transparent);
}
.mainnav .admin-link{
  color: var(--primary);
  background: color-mix(in oklab, var(--primary) 12%, transparent);
  font-weight: 600;
}

.theme-toggle, .nav-toggle{
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  width: 38px; height: 38px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 16px;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}
.theme-toggle:hover, .nav-toggle:hover{ background: var(--surface-2); border-color: var(--border-strong); }
.theme-toggle:active{ transform: scale(.96); }
.nav-toggle{ display:none; }

/* User chip in nav */
.nav-user{
  display: inline-flex; align-items: center; gap: 8px;
  padding: 4px 10px 4px 4px !important;
  background: var(--surface-2);
  border-radius: 999px !important;
}
.nav-user .avatar{ width: 28px; height: 28px; font-size: 12px; }

/* ============================================================
   Footer
   ============================================================ */
.footsite{
  border-top: 1px solid var(--border);
  background: color-mix(in oklab, var(--surface) 70%, transparent);
  margin-top: 40px;
}
.footer-inner{
  max-width: 1120px; margin: 0 auto;
  padding: 18px 20px;
  display: flex; gap: 16px; justify-content: space-between; flex-wrap: wrap;
  color: var(--muted); font-size: 13px;
}

/* ============================================================
   Cards & surfaces
   ============================================================ */
.card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow-1);
  margin-bottom: 18px;
  transition: box-shadow var(--t-base) var(--ease), transform var(--t-base) var(--ease), border-color var(--t-base) var(--ease);
}
.card:hover{ box-shadow: var(--shadow-2); }
.card h2,.card h3{ margin-top: 0; }

.card-feature{
  background: linear-gradient(135deg, var(--surface) 0%, var(--surface-2) 100%);
  border: 1px solid var(--border);
}

/* Hero card with gradient border */
.card-hero{
  position: relative;
  border: 0;
  background: var(--surface);
  padding: 26px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2);
}
.card-hero::before{
  content:""; position:absolute; inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: var(--brand-gradient);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  pointer-events: none;
}

.grid{ display: grid; gap: 18px; }
.grid-2{ grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3{ grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.row{ display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.spacer{ flex: 1; }

/* ============================================================
   Buttons
   ============================================================ */
.btn{
  --btn-bg: var(--primary);
  --btn-fg: var(--primary-fg);
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  padding: 0 18px;
  height: 40px;                     /* >= 40 with cap; touch target */
  min-width: 40px;
  border-radius: var(--radius-sm);
  border: 0;
  cursor: pointer;
  font: 600 14px/1 var(--font-sans);
  letter-spacing: -.005em;
  text-decoration: none;
  box-shadow: 0 1px 2px rgba(15,23,42,.10), inset 0 1px 0 rgba(255,255,255,.10);
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease), background var(--t-fast) var(--ease), filter var(--t-fast) var(--ease);
  position: relative; isolation: isolate;
}
.btn:hover{ transform: translateY(-1px); box-shadow: 0 6px 18px rgba(99,102,241,.30); text-decoration: none; }
.btn:active{ transform: translateY(0) scale(.98); }
.btn:disabled,.btn[aria-disabled="true"]{ opacity: .55; cursor: not-allowed; transform: none; box-shadow: none; }

/* Primary uses gradient */
.btn:not(.btn-ghost):not(.btn-danger):not(.btn-soft){
  background: var(--brand-gradient);
}

.btn-ghost{
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: none;
}
.btn-ghost:hover{ background: var(--surface-2); border-color: var(--border-strong); box-shadow: var(--shadow-1); }

.btn-soft{
  background: color-mix(in oklab, var(--primary) 12%, transparent);
  color: var(--primary);
  box-shadow: none;
}
.btn-soft:hover{ background: color-mix(in oklab, var(--primary) 18%, transparent); }

.btn-danger{
  background: var(--danger);
  color: #fff;
}
.btn-danger:hover{ box-shadow: 0 6px 18px rgba(239,68,68,.30); }

.btn-sm{ height: 32px; padding: 0 12px; font-size: 13px; border-radius: 8px; }
.btn-lg{ height: 48px; padding: 0 22px; font-size: 15px; border-radius: 12px; }
.btn-block{ width: 100%; }

/* ============================================================
   Forms
   ============================================================ */
.form-group{ margin-bottom: 16px; }
.form-group label{
  display: block; margin-bottom: 6px;
  font-weight: 600; font-size: 13.5px; color: var(--text-2);
}
.form-group .hint{ color: var(--muted); font-size: 12.5px; margin-top: 6px; }

.input,.textarea,.select{
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  font: 15px/1.4 var(--font-sans);
  transition: border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
  min-height: 44px;
}
.input::placeholder,.textarea::placeholder{ color: var(--muted-2); }
.input:hover,.textarea:hover,.select:hover{ border-color: var(--border-strong); }
.input:focus,.textarea:focus,.select:focus{
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--primary) 18%, transparent);
}
.textarea{ min-height: 110px; resize: vertical; }

/* ============================================================
   Flash / alerts
   ============================================================ */
.flash{
  display: flex; align-items: flex-start; gap: 10px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 14px;
  box-shadow: var(--shadow-1);
}
.flash-success{ background: var(--success-bg); border-color: color-mix(in oklab, var(--success) 35%, var(--border)); color: color-mix(in oklab, var(--success) 70%, var(--text)); }
.flash-error{   background: var(--danger-bg);  border-color: color-mix(in oklab, var(--danger) 35%, var(--border));  color: color-mix(in oklab, var(--danger) 70%, var(--text)); }
.flash-info{    background: var(--info-bg);    border-color: color-mix(in oklab, var(--info) 35%, var(--border));    color: color-mix(in oklab, var(--info) 70%, var(--text)); }
.flash-warning{ background: var(--warning-bg); border-color: color-mix(in oklab, var(--warning) 35%, var(--border)); color: color-mix(in oklab, var(--warning) 70%, var(--text)); }

/* ============================================================
   Badges & tags
   ============================================================ */
.badge{
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-2);
  border-radius: 999px;
  font-size: 12px; font-weight: 500;
}
.badge-primary{ background: color-mix(in oklab, var(--primary) 14%, transparent); color: var(--primary); border-color: transparent; }
.badge-success{ background: color-mix(in oklab, var(--success) 14%, transparent); color: var(--success); border-color: transparent; }
.badge-danger{  background: color-mix(in oklab, var(--danger) 14%, transparent);  color: var(--danger);  border-color: transparent; }

.tag-link{
  display: inline-flex; align-items: center;
  padding: 6px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  font-size: 13px; color: var(--text-2);
  transition: all var(--t-fast) var(--ease);
}
.tag-link:hover{ background: var(--surface-2); text-decoration: none; }
.tag-link.badge-primary{ background: var(--brand-gradient); color: #fff; border: 0; }

/* ============================================================
   Lists
   ============================================================ */
.list{ list-style: none; margin: 0; padding: 0; }
.list-item{
  display: flex; gap: 14px; align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.list-item:last-child{ border-bottom: 0; }

/* ============================================================
   Avatar
   ============================================================ */
.avatar{
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--brand-gradient-soft);
  border: 1px solid var(--border);
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 700; color: var(--primary);
  overflow: hidden;
  flex: none;
}
.avatar img{ width: 100%; height: 100%; object-fit: cover; }
.avatar-lg{ width: 96px; height: 96px; font-size: 36px; }

/* ============================================================
   Helpers
   ============================================================ */
.muted{ color: var(--muted); }
.small{ font-size: 13px; }
.right{ text-align: right; }
.center{ text-align: center; }

/* ============================================================
   Tables
   ============================================================ */
.table{ width: 100%; border-collapse: separate; border-spacing: 0; }
.table th, .table td{
  padding: 12px 14px;
  text-align: left; vertical-align: middle;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.table th{
  background: var(--surface-2);
  color: var(--muted);
  font-size: 11.5px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .06em;
}
.table tr:hover td{ background: var(--surface-2); }
.table tr:last-child td{ border-bottom: 0; }
.table-actions{ display: flex; gap: 6px; flex-wrap: wrap; }

/* ============================================================
   Pager
   ============================================================ */
.pager{ display: flex; gap: 6px; flex-wrap: wrap; margin-top: 22px; justify-content: center; }
.pager a{
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text-2);
  font-size: 13.5px; font-weight: 500;
  transition: all var(--t-fast) var(--ease);
}
.pager a:hover{ background: var(--surface-2); text-decoration: none; }
.pager a.cur{ background: var(--brand-gradient); color: #fff; border: 0; box-shadow: var(--shadow-glow); }

/* ============================================================
   Posts (community feed)
   ============================================================ */
.post{
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
.post:first-child{ padding-top: 0; }
.post:last-child{ border-bottom: 0; padding-bottom: 0; }
.post-meta{ color: var(--muted); font-size: 12.5px; margin-bottom: 6px; }
.post-meta a{ color: var(--text-2); font-weight: 600; }
.post-body{ white-space: pre-wrap; word-wrap: break-word; color: var(--text); }

/* ============================================================
   Stat tile
   ============================================================ */
.stat{
  position: relative;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  text-align: left;
  overflow: hidden;
  transition: transform var(--t-base) var(--ease), box-shadow var(--t-base) var(--ease);
}
.stat:hover{ transform: translateY(-2px); box-shadow: var(--shadow-2); }
.stat::after{
  content: "";
  position: absolute; top: -40px; right: -40px;
  width: 110px; height: 110px;
  background: var(--brand-gradient-soft);
  border-radius: 50%;
  filter: blur(2px);
  pointer-events: none;
}
.stat-value{
  font-family: var(--font-display);
  font-size: 30px; font-weight: 800;
  color: var(--text);
  letter-spacing: -.025em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.stat-label{
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px; font-weight: 500;
}

/* ============================================================
   Auth cards (login/register)
   ============================================================ */
.auth-wrap{
  max-width: 460px; margin: 24px auto 0;
}
.auth-wrap .card-hero{ padding: 28px; }
.auth-title{
  font-family: var(--font-display);
  font-size: 26px; font-weight: 800; letter-spacing: -.025em;
  margin: 0 0 4px;
}
.auth-sub{
  color: var(--muted); margin: 0 0 22px; font-size: 14.5px;
}

/* ============================================================
   Animations
   ============================================================ */
@keyframes fadeUp{
  from{ opacity: 0; transform: translateY(8px); }
  to  { opacity: 1; transform: translateY(0); }
}
.card, .flash, .stat{ animation: fadeUp var(--t-slow) var(--ease) both; }

@keyframes pulseGlow{
  0%,100%{ box-shadow: 0 0 0 0 color-mix(in oklab, var(--primary) 40%, transparent); }
  50%   { box-shadow: 0 0 0 8px color-mix(in oklab, var(--primary) 0%, transparent); }
}

/* ============================================================
   Responsive — mobile
   ============================================================ */
@media (max-width: 760px){
  h1{ font-size: 1.6rem; }
  .container{ padding: 18px 14px 30px; }
  .bar-inner{ padding: 10px 14px; gap: 10px; }
  .nav-toggle{ display: inline-flex; margin-left: auto; }
  .mainnav{
    display: none;
    width: 100%;
    flex-direction: column; align-items: stretch; gap: 2px;
    margin-left: 0;
    padding-top: 10px;
    border-top: 1px solid var(--border);
  }
  .mainnav.open{ display: flex; animation: fadeUp var(--t-base) var(--ease) both; }
  .mainnav a{ padding: 12px 14px; border-radius: 10px; min-height: 44px; }
  .mainnav .theme-toggle, .mainnav .nav-user{ width: 100%; justify-content: flex-start; }
  .table th, .table td{ padding: 9px 8px; font-size: 13px; }
  .stat-value{ font-size: 26px; }
  .footer-inner{ flex-direction: column; gap: 6px; }
}

/* ============================================================
   Reduced motion
   ============================================================ */
@media (prefers-reduced-motion: reduce){
  *, *::before, *::after{
    animation: none !important;
    transition: none !important;
  }
  .btn:hover, .stat:hover{ transform: none !important; }
}

/* ============================================================
   Print
   ============================================================ */
@media print{
  .topbar, .footsite, .pager, .table-actions, .nav-toggle{ display: none !important; }
  .card{ box-shadow: none; border-color: #ccc; break-inside: avoid; }
}