/* ============================================================
   Shronix Theme Gallery — base design system
   All components read CSS variables; themes.css supplies the values.
   ============================================================ */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#eef1f6; --surface:#ffffff; --surface-2:#f6f8fb; --text:#1f2937; --text-muted:#6b7280;
  --border:#e5e9f0; --primary:#4f46e5; --primary-2:#7c3aed; --on-primary:#ffffff; --accent:#06b6d4;
  --success:#16a34a; --warning:#d97706; --danger:#dc2626; --info:#0ea5e9;
  --radius:14px; --radius-sm:9px; --radius-pill:999px;
  --shadow:0 1px 3px rgba(16,24,40,.08),0 1px 2px rgba(16,24,40,.06);
  --shadow-lg:0 20px 45px rgba(16,24,40,.18);
  --sidebar-bg:#0f172a; --sidebar-text:#cbd5e1; --sidebar-active:#ffffff; --sidebar-active-bg:rgba(255,255,255,.10);
  --topbar-bg:#ffffff; --topbar-text:#1f2937;
  --font:'Inter',-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
}
html,body{height:100%}
body{font-family:var(--font);background:var(--bg);color:var(--text);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none}
img{max-width:100%}

/* ---------- App shell ---------- */
.app{display:flex;min-height:100vh}
.sidebar{width:248px;flex-shrink:0;background:var(--sidebar-bg);color:var(--sidebar-text);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;transition:.2s}
.sidebar .brand{display:flex;align-items:center;gap:10px;padding:18px 18px;font-weight:800;font-size:17px;color:#fff}
.sidebar .brand .logo{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--primary),var(--primary-2));display:flex;align-items:center;justify-content:center;color:var(--on-primary);font-weight:800}
.sidebar .menu{flex:1;overflow-y:auto;padding:8px}
.sidebar .menu .sec{font-size:10.5px;text-transform:uppercase;letter-spacing:.6px;opacity:.5;padding:14px 12px 6px}
.sidebar .menu a{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:var(--radius-sm);color:var(--sidebar-text);font-weight:500;margin-bottom:2px;transition:.15s}
.sidebar .menu a i{width:18px;text-align:center;opacity:.8}
.sidebar .menu a:hover{background:var(--sidebar-active-bg);color:var(--sidebar-active)}
.sidebar .menu a.active{background:var(--sidebar-active-bg);color:var(--sidebar-active);font-weight:600}
.sidebar .menu a.active i{opacity:1;color:var(--accent)}
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{height:62px;background:var(--topbar-bg);color:var(--topbar-text);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:14px;padding:0 22px;position:sticky;top:0;z-index:20}
.topbar .search{flex:1;max-width:420px;position:relative}
.topbar .search input{width:100%;height:40px;border:1px solid var(--border);background:var(--surface-2);border-radius:var(--radius-pill);padding:0 16px 0 40px;color:var(--text);font-size:13.5px}
.topbar .search i{position:absolute;left:15px;top:13px;color:var(--text-muted)}
.topbar .sp{flex:1}
.topbar .ic{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--text-muted);cursor:pointer;position:relative}
.topbar .ic:hover{background:var(--surface-2);color:var(--primary)}
.topbar .ic .dot{position:absolute;top:8px;right:9px;width:8px;height:8px;border-radius:50%;background:var(--danger);border:2px solid var(--topbar-bg)}
.content{padding:24px;flex:1}
.menu-btn{display:none;font-size:20px;background:none;border:none;color:var(--topbar-text);cursor:pointer}

/* Top-nav layout variant */
body[data-nav="topbar"] .app{flex-direction:column}
body[data-nav="topbar"] .sidebar{display:none}
body[data-nav="topbar"] .topnav{display:flex}
.topnav{display:none;align-items:center;gap:6px;background:var(--sidebar-bg);padding:0 18px;height:54px;position:sticky;top:62px;z-index:19;overflow-x:auto}
.topnav a{display:flex;align-items:center;gap:8px;padding:8px 14px;border-radius:var(--radius-sm);color:var(--sidebar-text);font-weight:500;white-space:nowrap;font-size:13.5px}
.topnav a:hover,.topnav a.active{background:var(--sidebar-active-bg);color:#fff}
body[data-nav="topbar"] .brand-top{display:flex}
.brand-top{display:none;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--topbar-text);margin-right:6px}
.brand-top .logo{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,var(--primary),var(--primary-2));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800}

/* ---------- Page header ---------- */
.page-head{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:22px}
.page-head h1{font-size:21px;font-weight:800}
.page-head .crumb{font-size:12.5px;color:var(--text-muted);margin-top:3px}

/* ---------- Cards ---------- */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
.card .card-h{padding:15px 18px;border-bottom:1px solid var(--border);font-weight:700;display:flex;align-items:center;justify-content:space-between;gap:10px}
.card .card-b{padding:18px}
.grid{display:grid;gap:18px}
.g-4{grid-template-columns:repeat(4,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:1100px){.g-4{grid-template-columns:repeat(2,1fr)}.g-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.g-4,.g-3,.g-2{grid-template-columns:1fr}}

.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;display:flex;align-items:center;gap:14px}
.stat .ico{width:50px;height:50px;border-radius:13px;display:flex;align-items:center;justify-content:center;font-size:20px;color:#fff;background:linear-gradient(135deg,var(--primary),var(--primary-2));flex-shrink:0}
.stat .v{font-size:22px;font-weight:800;line-height:1.1}
.stat .l{font-size:12px;color:var(--text-muted);margin-top:2px}
.stat .t{font-size:11.5px;font-weight:700;margin-top:4px}
.t.up{color:var(--success)} .t.down{color:var(--danger)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;border:1px solid transparent;border-radius:var(--radius-sm);padding:9px 16px;font-size:13.5px;font-weight:600;cursor:pointer;transition:.15s;font-family:inherit}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:var(--on-primary);box-shadow:0 6px 16px -6px var(--primary)}
.btn-primary:hover{filter:brightness(1.05);transform:translateY(-1px)}
.btn-ghost{background:var(--surface);border-color:var(--border);color:var(--text)}
.btn-ghost:hover{background:var(--surface-2)}
.btn-soft{background:color-mix(in srgb,var(--primary) 12%,transparent);color:var(--primary)}
.btn-danger{background:var(--danger);color:#fff}
.btn-success{background:var(--success);color:#fff}
.btn-sm{padding:6px 11px;font-size:12.5px}
.btn-icon{padding:9px;width:38px;justify-content:center}

/* ---------- Badges / chips ---------- */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:var(--radius-pill);font-size:11.5px;font-weight:700}
.b-success{background:color-mix(in srgb,var(--success) 14%,transparent);color:var(--success)}
.b-warning{background:color-mix(in srgb,var(--warning) 16%,transparent);color:var(--warning)}
.b-danger{background:color-mix(in srgb,var(--danger) 14%,transparent);color:var(--danger)}
.b-info{background:color-mix(in srgb,var(--info) 14%,transparent);color:var(--info)}
.b-muted{background:var(--surface-2);color:var(--text-muted)}

/* ---------- Tables ---------- */
.table-wrap{overflow-x:auto}
table.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
table.tbl th{text-align:left;padding:12px 16px;background:var(--surface-2);color:var(--text-muted);font-weight:700;font-size:11.5px;text-transform:uppercase;letter-spacing:.4px;border-bottom:1px solid var(--border)}
table.tbl td{padding:13px 16px;border-bottom:1px solid var(--border)}
table.tbl tbody tr:hover{background:var(--surface-2)}
table.tbl tbody tr:last-child td{border-bottom:none}
.u{display:flex;align-items:center;gap:10px}
.av{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;flex-shrink:0}

/* ---------- Forms ---------- */
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:680px){.f-row{grid-template-columns:1fr}}
.f-grp{margin-bottom:16px}
.f-grp label{display:block;font-size:12.5px;font-weight:600;margin-bottom:6px;color:var(--text)}
.f-ctrl{width:100%;height:42px;border:1px solid var(--border);background:var(--surface);border-radius:var(--radius-sm);padding:0 13px;color:var(--text);font-size:13.5px;font-family:inherit;transition:.15s}
textarea.f-ctrl{height:auto;padding:11px 13px}
.f-ctrl:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px color-mix(in srgb,var(--primary) 22%,transparent)}
select.f-ctrl{appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='3'><path d='M6 9l6 6 6-6'/></svg>");background-repeat:no-repeat;background-position:right 13px center}
.f-hint{font-size:11.5px;color:var(--text-muted);margin-top:5px}
.switch{position:relative;width:44px;height:24px;display:inline-block}
.switch input{display:none}
.switch i{position:absolute;inset:0;background:var(--border);border-radius:999px;transition:.2s}
.switch i:before{content:"";position:absolute;width:18px;height:18px;border-radius:50%;background:#fff;top:3px;left:3px;transition:.2s}
.switch input:checked + i{background:var(--primary)}
.switch input:checked + i:before{transform:translateX(20px)}

/* ---------- Alerts ---------- */
.alert{display:flex;gap:11px;align-items:flex-start;padding:13px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;margin-bottom:14px}
.a-success{background:color-mix(in srgb,var(--success) 12%,transparent);color:var(--success)}
.a-warning{background:color-mix(in srgb,var(--warning) 14%,transparent);color:var(--warning)}
.a-danger{background:color-mix(in srgb,var(--danger) 12%,transparent);color:var(--danger)}
.a-info{background:color-mix(in srgb,var(--info) 12%,transparent);color:var(--info)}

/* ---------- Dropdown ---------- */
.dd{position:relative;display:inline-block}
.dd-menu{position:absolute;right:0;top:calc(100% + 6px);min-width:200px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);padding:6px;z-index:50;display:none}
.dd.open .dd-menu{display:block}
.dd-menu a{display:flex;align-items:center;gap:10px;padding:9px 11px;border-radius:7px;color:var(--text);font-size:13px;font-weight:500}
.dd-menu a:hover{background:var(--surface-2)}
.dd-menu .sep{height:1px;background:var(--border);margin:6px 0}

/* ---------- Tabs ---------- */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:18px}
.tabs button{border:none;background:none;padding:11px 16px;font-weight:600;font-size:13.5px;color:var(--text-muted);cursor:pointer;border-bottom:2px solid transparent;font-family:inherit}
.tabs button.active{color:var(--primary);border-bottom-color:var(--primary)}

/* ---------- Modal / popup ---------- */
.modal-ov{position:fixed;inset:0;background:rgba(15,18,38,.55);backdrop-filter:blur(2px);display:none;align-items:center;justify-content:center;z-index:200;padding:20px}
.modal-ov.show{display:flex}
.modal{background:var(--surface);width:100%;max-width:460px;border-radius:var(--radius);box-shadow:var(--shadow-lg);overflow:hidden;animation:pop .18s ease}
@keyframes pop{from{transform:translateY(12px) scale(.98);opacity:.6}to{transform:none;opacity:1}}
.modal .m-h{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--border);font-weight:700}
.modal .m-b{padding:18px}
.modal .m-f{padding:14px 18px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px}
.x{background:none;border:none;font-size:22px;cursor:pointer;color:var(--text-muted);line-height:1}

/* ---------- Icons grid ---------- */
.ico-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(84px,1fr));gap:10px}
.ico-grid .it{aspect-ratio:1;border:1px solid var(--border);border-radius:var(--radius-sm);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;color:var(--text-muted);font-size:11px}
.ico-grid .it i{font-size:20px;color:var(--primary)}

/* ---------- mini chart (CSS bars) ---------- */
.chart{display:flex;align-items:flex-end;gap:10px;height:170px;padding-top:10px}
.chart .bar{flex:1;background:linear-gradient(180deg,var(--primary),var(--primary-2));border-radius:8px 8px 0 0;position:relative;min-height:6px;opacity:.9}
.chart .bar span{position:absolute;bottom:-22px;left:0;right:0;text-align:center;font-size:11px;color:var(--text-muted)}

/* ---------- Theme switcher (floating) ---------- */
.tsw{position:fixed;right:18px;bottom:18px;z-index:300}
.tsw .fab{width:54px;height:54px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;border:none;cursor:pointer;font-size:20px;box-shadow:var(--shadow-lg)}
.tsw .panel{position:absolute;right:0;bottom:64px;width:280px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:14px;display:none}
.tsw.open .panel{display:block}
.tsw .panel h4{font-size:13px;margin-bottom:10px;display:flex;justify-content:space-between;align-items:center}
.tsw .swatches{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;max-height:300px;overflow:auto}
.tsw .sw{display:flex;align-items:center;gap:8px;padding:7px 9px;border:1px solid var(--border);border-radius:9px;cursor:pointer;font-size:12px;font-weight:600}
.tsw .sw:hover{background:var(--surface-2)}
.tsw .sw.active{border-color:var(--primary);box-shadow:0 0 0 2px color-mix(in srgb,var(--primary) 30%,transparent)}
.tsw .sw .dot{width:18px;height:18px;border-radius:6px;flex-shrink:0}
.tsw .navtog{display:flex;gap:6px;margin-top:12px}
.tsw .navtog button{flex:1;padding:7px;border:1px solid var(--border);background:var(--surface);border-radius:8px;font-size:12px;font-weight:600;cursor:pointer;color:var(--text)}
.tsw .navtog button.active{background:var(--primary);color:#fff;border-color:var(--primary)}

/* ---------- Auth pages ---------- */
.auth{min-height:100vh;display:grid;grid-template-columns:1.05fr .95fr}
@media(max-width:860px){.auth{grid-template-columns:1fr}.auth .pane-art{display:none}}
.auth .pane-art{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;padding:50px;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden}
.auth .pane-art .blob{position:absolute;border-radius:50%;background:rgba(255,255,255,.08)}
.auth .pane-art h2{font-size:30px;font-weight:800;margin-bottom:14px;position:relative}
.auth .pane-art p{opacity:.9;font-size:15px;max-width:380px;position:relative}
.auth .pane-art .feat{margin-top:26px;display:flex;flex-direction:column;gap:12px;position:relative}
.auth .pane-art .feat div{display:flex;align-items:center;gap:11px;font-weight:500}
.auth .pane-art .feat i{width:30px;height:30px;border-radius:8px;background:rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center}
.auth .pane-form{display:flex;align-items:center;justify-content:center;padding:40px;background:var(--bg)}
.auth .form-card{width:100%;max-width:380px}
.auth .form-card .blogo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;margin-bottom:6px}
.auth .form-card .blogo .logo{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800}
.auth .form-card h3{font-size:22px;font-weight:800;margin:18px 0 4px}
.auth .form-card .sub{color:var(--text-muted);margin-bottom:22px;font-size:13.5px}
.muted{color:var(--text-muted)}
.center{text-align:center}
.mt{margin-top:16px}

/* ---------- Switcher v2 (designs + accents) ---------- */
.tsw .panel{width:304px}
.tsw .lbl{font-size:10.5px;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);font-weight:700;margin:13px 0 7px}
.tsw .designs{display:flex;flex-direction:column;gap:6px;max-height:236px;overflow:auto}
.tsw .design{padding:8px 11px;border:1px solid var(--border);border-radius:10px;cursor:pointer}
.tsw .design b{display:block;font-size:13px}
.tsw .design i{font-style:normal;font-size:11px;color:var(--text-muted)}
.tsw .design:hover{background:var(--surface-2)}
.tsw .design.active{border-color:var(--primary);box-shadow:0 0 0 2px color-mix(in srgb,var(--primary) 30%,transparent)}
.tsw .accs{display:flex;gap:9px;flex-wrap:wrap}
.tsw .acc{width:26px;height:26px;border-radius:50%;cursor:pointer;border:2px solid var(--surface);box-shadow:0 0 0 1px var(--border)}
.tsw .acc.active{box-shadow:0 0 0 2px var(--surface),0 0 0 4px var(--primary)}

/* ---------- Back-to-gallery button + off-canvas backdrop ---------- */
.gal-btn{margin-right:2px;white-space:nowrap}
.sb-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:290}

/* ---------- Mobile responsive ---------- */
@media(max-width:860px){
  .menu-btn{display:block}
  body[data-nav="topbar"] .menu-btn{display:none}
  .sidebar{position:fixed;left:0;top:0;height:100vh;z-index:300;transform:translateX(-100%);box-shadow:0 0 40px rgba(0,0,0,.35)}
  .sidebar.open{transform:none}
  body.sb-open .sb-backdrop{display:block}
  .topbar{padding:0 14px;gap:10px}
  .topbar .search{display:none}
  .content{padding:16px}
  .content .grid{grid-template-columns:1fr !important}
  /* Rail design → full sidebar (with labels) when opened on mobile */
  html[data-design="rail"] .sidebar{width:248px}
  html[data-design="rail"] .sidebar .brand .bt{display:inline}
  html[data-design="rail"] .sidebar .menu .sec{display:block}
  html[data-design="rail"] .sidebar .menu a{justify-content:flex-start;padding:10px 12px}
  html[data-design="rail"] .sidebar .menu a span{display:inline}
}
@media(max-width:600px){
  .gal-btn .gal-t{display:none}
  .page-head h1{font-size:18px}
  .page-head{margin-bottom:16px}
  .tsw{right:12px;bottom:12px}
  .tsw .panel{width:calc(100vw - 34px)}
  .stat{padding:14px}
  .stat .v{font-size:19px}
  .modal{max-width:100%}
  .auth .pane-form{padding:26px 20px}
}