/* ═══════════════════════════════════════════════════════════════
   admin.css — หลังบ้าน + Login (5-Star Premium Pro)
═══════════════════════════════════════════════════════════════ */
:root{
  --brand-50:#eff6ff;--brand-100:#dbeafe;--brand-200:#bfdbfe;--brand-300:#93c5fd;
  --brand-400:#60a5fa;--brand-500:#3b82f6;--brand-600:#2563eb;--brand-700:#1d4ed8;
  --brand-800:#1e3a8a;--brand-900:#172554;--brand-950:#0f1d3f;
  --gold-400:#fbbf24;--gold-500:#f59e0b;--gold-600:#d97706;
  --ink:#0f172a;--ink-soft:#334155;--ink-muted:#64748b;--ink-faint:#94a3b8;
  --surface:#fff;--surface-2:#f8fafc;--surface-3:#f1f5f9;--bg:#eef2f7;
  --line:#e2e8f0;--line-strong:#cbd5e1;
  --shadow-sm:0 1px 3px rgba(15,23,42,.07);--shadow:0 8px 24px rgba(15,23,42,.1);
  --shadow-lg:0 18px 50px rgba(15,23,42,.16);
  --radius:16px;--radius-sm:11px;--ease:cubic-bezier(.4,0,.2,1);--ease-out:cubic-bezier(.16,1,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;font-family:"Sarabun","Kanit",system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;font-size:14.5px;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,strong,.font-display{font-family:"Kanit",system-ui,sans-serif}
h1,h2,h3,h4{margin:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0;background:none}
input,textarea,select{font-family:"Sarabun",sans-serif}
.text-muted{color:var(--ink-muted)}.text-ok{color:#16a34a}
img{display:block;max-width:100%}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;justify-content:center;padding:10px 20px;border-radius:11px;font-family:"Kanit";font-weight:500;font-size:14px;transition:transform .18s var(--ease),box-shadow .25s,background .2s}
.btn-sm{padding:7px 14px;font-size:13px;border-radius:9px}
.btn-lg{padding:12px 26px;font-size:15px}
.btn-brand{background:linear-gradient(135deg,var(--brand-600),var(--brand-800));color:#fff;box-shadow:0 10px 24px rgba(30,58,138,.28)}
.btn-brand:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(30,58,138,.36)}
.btn-ghost{background:var(--surface);color:var(--brand-800);border:1.5px solid var(--line-strong)}
.btn-ghost:hover{border-color:var(--brand-500);color:var(--brand-600)}
.btn-light-sm{background:rgba(255,255,255,.95);color:var(--brand-800);padding:8px 16px;border-radius:10px;font-family:"Kanit";font-weight:600;font-size:13px;transition:.2s}
.btn-light-sm:hover{transform:translateY(-2px)}
.btn-ghost-light-sm{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.4);padding:8px 16px;border-radius:10px;font-family:"Kanit";font-weight:500;font-size:13px}
.ver-pill{display:inline-block;padding:1px 9px;border-radius:50px;background:rgba(255,255,255,.12);font-size:11px}

/* role chips */
.role-chip{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:50px;font-family:"Kanit";font-size:11px;font-weight:600}
.role-chip-admin{background:linear-gradient(135deg,#fde68a,#fbbf24);color:#78350f}
.role-chip-academic{background:linear-gradient(135deg,#bfdbfe,#60a5fa);color:#1e3a8a}
.role-chip-head{background:linear-gradient(135deg,#ddd6fe,#a78bfa);color:#4c1d95}
.role-chip-teacher{background:linear-gradient(135deg,#a7f3d0,#34d399);color:#065f46}

/* ═══════════════════════════════════════════════════════════════
   LOGIN — Premium Split Stage
═══════════════════════════════════════════════════════════════ */
.login-body{min-height:100dvh;display:grid;place-items:center;padding:20px;
  background:radial-gradient(circle at 20% 20%,#1e3a8a,#0f1d3f 60%);position:relative;overflow:hidden}
.login-body::before{content:"";position:absolute;width:480px;height:480px;border-radius:50%;background:radial-gradient(circle,rgba(245,158,11,.18),transparent 70%);top:-120px;right:-80px}
.login-stage{display:grid;grid-template-columns:1.1fr 1fr;max-width:1040px;width:100%;background:rgba(255,255,255,.97);
  border-radius:26px;overflow:hidden;box-shadow:0 40px 100px rgba(0,0,0,.5);position:relative;z-index:2;min-height:600px}
.login-brand{position:relative;color:#fff;padding:44px 40px;display:flex;align-items:center;overflow:hidden}
.login-brand-bg{position:absolute;inset:0;background:linear-gradient(150deg,var(--brand-700),var(--brand-950))}
.login-brand-bg::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 80% 10%,rgba(245,158,11,.25),transparent 45%)}
.login-brand-inner{position:relative;z-index:2}
.login-logo{width:64px;height:64px;border-radius:18px;background:rgba(255,255,255,.14);display:grid;place-items:center;margin-bottom:20px;border:1px solid rgba(255,255,255,.2);position:relative}
.login-logo::after{content:"";position:absolute;inset:-6px;border-radius:22px;border:2px solid rgba(245,158,11,.4);animation:pulse 2.5s infinite}
@keyframes pulse{0%,100%{transform:scale(1);opacity:.7}50%{transform:scale(1.08);opacity:.2}}
.login-tagline{font-size:27px;font-weight:800;line-height:1.25}
.login-tagline span{background:linear-gradient(135deg,#fcd34d,#f59e0b);-webkit-background-clip:text;background-clip:text;color:transparent}
.login-org{font-size:12.5px;color:#cbd5e1;margin:8px 0 26px}
.login-features{display:grid;gap:12px;margin-bottom:26px}
.lf-card{display:flex;align-items:center;gap:13px;padding:13px 15px;border-radius:13px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(6px)}
.lf-card i{font-size:20px;color:var(--gold-400);width:28px;text-align:center}
.lf-card strong{display:block;font-family:"Kanit";font-size:14px}
.lf-card small{font-size:11.5px;color:#cbd5e1}
.login-stats{display:flex;gap:18px;padding-top:20px;border-top:1px solid rgba(255,255,255,.15)}
.login-stats strong{display:block;font-family:"Kanit";font-size:22px;color:var(--gold-400)}
.login-stats small{font-size:11px;color:#cbd5e1}

.login-form-wrap{padding:44px 40px;display:flex;flex-direction:column;justify-content:center}
.login-mini-brand{display:none;align-items:center;gap:10px;margin-bottom:18px}
.login-mini-brand strong{font-family:"Kanit";color:var(--brand-800);font-size:16px}
.login-form-wrap h2{font-size:25px;color:var(--ink);font-weight:700}
.login-sub{color:var(--ink-muted);font-size:13.5px;margin:4px 0 24px}
.lf{display:flex;flex-direction:column;gap:15px}
.lf.shake{animation:shakeX .5s}
@keyframes shakeX{0%,100%{transform:translateX(0)}20%,60%{transform:translateX(-8px)}40%,80%{transform:translateX(8px)}}
.lf-field{display:flex;flex-direction:column;gap:7px}
.lf-field>span{font-family:"Kanit";font-size:13px;color:var(--ink-soft);font-weight:500}
.lf-field>span i{color:var(--brand-500)}
.lf-field input{padding:12px 15px;border-radius:11px;border:1.6px solid var(--line);font-size:14.5px;transition:.2s;width:100%}
.lf-field input:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3.5px rgba(59,130,246,.14)}
.lf-pass{position:relative}
.lf-pass input{padding-right:46px}
.lf-eye{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:36px;height:36px;border-radius:9px;color:var(--ink-muted);font-size:16px}
.lf-eye:hover{color:var(--brand-600);background:var(--surface-3)}
.lf-caps{display:none;align-items:center;gap:6px;font-size:11.5px;color:var(--gold-600);font-weight:600}
.lf-caps.is-on{display:inline-flex}
.lf-row{display:flex;align-items:center;justify-content:space-between;font-size:13px}
.lf-check{display:flex;align-items:center;gap:7px;color:var(--ink-soft);cursor:pointer}
.lf-forgot{color:var(--brand-600);font-weight:500}.lf-forgot:hover{text-decoration:underline}
.lf-submit{position:relative;margin-top:6px;height:50px;border-radius:13px;overflow:hidden;color:#fff;font-family:"Kanit";font-weight:600;font-size:15px;
  background:linear-gradient(135deg,var(--brand-600),var(--brand-800));box-shadow:0 12px 26px rgba(30,58,138,.32);transition:.2s}
.lf-submit:hover{transform:translateY(-2px)}
.lf-submit[data-state]{pointer-events:none}
.lf-submit-state{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:9px;opacity:0;transform:translateY(8px);transition:.3s}
.lf-state-default{opacity:1;transform:none}
.lf-submit[data-state] .lf-state-default{opacity:0}
.lf-submit[data-state=loading]{background:linear-gradient(135deg,#1e293b,#0f172a)}
.lf-submit[data-state=loading] .lf-state-loading{opacity:1;transform:none}
.lf-submit[data-state=success]{background:linear-gradient(135deg,#10b981,#059669)}
.lf-submit[data-state=success] .lf-state-success{opacity:1;transform:none}
.lf-submit[data-state=error]{background:linear-gradient(135deg,#f43f5e,#e11d48);animation:shakeX .4s}
.lf-submit[data-state=error] .lf-state-error{opacity:1;transform:none}
.lf-dots{display:inline-flex;gap:4px}
.lf-dots span{width:7px;height:7px;border-radius:50%;background:#fff;animation:bounce 1s infinite}
.lf-dots span:nth-child(2){animation-delay:.15s}.lf-dots span:nth-child(3){animation-delay:.3s}
@keyframes bounce{0%,100%{transform:translateY(0);opacity:.5}50%{transform:translateY(-5px);opacity:1}}
.login-demo{margin-top:22px;padding:16px;border-radius:14px;background:var(--surface-2);border:1px dashed var(--line-strong)}
.login-demo-head{display:flex;align-items:center;gap:8px;font-family:"Kanit";font-size:13px;color:var(--ink-soft);font-weight:600;margin-bottom:11px}
.login-demo-head i{color:var(--gold-500)}
.demo-pill{margin-left:auto;padding:2px 9px;border-radius:50px;background:var(--brand-800);color:#fff;font-size:10px}
.login-demo-cards{display:flex;gap:9px;flex-wrap:wrap}
.demo-card{flex:1;min-width:120px;display:flex;align-items:center;gap:9px;padding:11px 13px;border-radius:11px;background:#fff;border:1.5px solid var(--line);font-family:"Kanit";font-size:13px;color:var(--ink-soft);transition:.2s}
.demo-card i{font-size:18px;color:var(--gold-600)}
.demo-card:hover{border-color:var(--brand-400);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.login-demo-hint{display:block;margin-top:10px;font-size:11.5px;color:var(--ink-faint)}
.login-back{display:inline-flex;align-items:center;gap:7px;margin-top:22px;color:var(--ink-muted);font-size:13px;align-self:center}
.login-back:hover{color:var(--brand-600)}

@media (max-width:860px){
  .login-stage{grid-template-columns:1fr;min-height:0}
  .login-brand{display:none}
  .login-mini-brand{display:flex}
  .login-form-wrap{padding:32px 24px}
}

/* ═══════════════════════════════════════════════════════════════
   ADMIN SHELL
═══════════════════════════════════════════════════════════════ */
.admin{display:flex;min-height:100dvh}
.ad-sidebar{width:268px;flex-shrink:0;background:linear-gradient(180deg,var(--brand-900),var(--brand-950));color:#cbd5e1;
  display:flex;flex-direction:column;position:fixed;top:0;bottom:0;left:0;z-index:50;overflow-y:auto}
.ad-sidebar::-webkit-scrollbar{width:5px}.ad-sidebar::-webkit-scrollbar-thumb{background:rgba(255,255,255,.12);border-radius:3px}
.ad-side-head{display:flex;align-items:center;gap:12px;padding:18px 18px 14px}
.ad-logo{width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.12);display:grid;place-items:center;border:1px solid rgba(255,255,255,.16)}
.ad-side-title strong{display:block;font-family:"Kanit";font-size:15px;color:#fff}
.ad-side-title small{font-size:11px;color:#94a3b8}
.ad-clock-card{margin:0 14px 8px;padding:12px;border-radius:13px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);text-align:center}
.ad-clock{font-family:"Kanit";font-size:24px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:1px;text-shadow:0 0 16px rgba(96,165,250,.5)}
.ad-date{font-size:11px;color:#94a3b8;margin-top:2px}
.ad-nav{flex:1;padding:6px 12px}
.ad-nav-group{margin-bottom:14px}
.ad-nav-label{display:flex;align-items:center;gap:7px;font-family:"Kanit";font-size:10.5px;text-transform:uppercase;letter-spacing:1.2px;color:#64748b;padding:6px 10px;font-weight:600}
.ad-nav-label .dot{width:5px;height:5px;border-radius:50%;background:var(--gold-500);box-shadow:0 0 8px var(--gold-500)}
.ad-nav-link{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:10px;font-family:"Kanit";font-size:13.5px;color:#cbd5e1;transition:.2s;position:relative;margin-bottom:2px}
.ad-nav-link i{font-size:16px;width:20px;text-align:center;color:#94a3b8;transition:.2s}
.ad-nav-link:hover{background:rgba(255,255,255,.08);color:#fff}
.ad-nav-link:hover i{color:var(--gold-400)}
.ad-nav-link.is-active{background:linear-gradient(90deg,rgba(59,130,246,.25),rgba(59,130,246,.05));color:#fff}
.ad-nav-link.is-active::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:3px;background:var(--gold-400);box-shadow:0 0 10px var(--gold-400)}
.ad-nav-link.is-active i{color:var(--gold-400)}
.ad-nav-danger:hover{background:rgba(244,63,94,.18);color:#fecaca}
.ad-nav-danger:hover i{color:#f87171}
.ad-user-card{display:flex;align-items:center;gap:11px;padding:14px;margin:8px 12px 14px;border-radius:13px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1)}
.ad-avatar{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;font-family:"Kanit";font-weight:700;font-size:17px;color:#fff;background:linear-gradient(135deg,var(--brand-500),var(--brand-700));flex-shrink:0}
.ad-avatar.sm{width:34px;height:34px;font-size:14px;border-radius:9px}
.ad-user-meta{min-width:0}
.ad-user-meta strong{display:block;font-family:"Kanit";font-size:13.5px;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

.ad-sidebar-backdrop{display:none;position:fixed;inset:0;background:rgba(15,23,42,.5);z-index:49;backdrop-filter:blur(2px)}
.ad-sidebar-backdrop.is-show{display:block}

.ad-main{flex:1;margin-left:268px;display:flex;flex-direction:column;min-width:0}
.ad-navbar{position:sticky;top:0;z-index:40;display:flex;align-items:center;justify-content:space-between;gap:14px;
  background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);padding:11px 22px;min-height:64px}
.ad-navbar-left{display:flex;align-items:center;gap:13px}
.ad-burger{display:none;width:40px;height:40px;border-radius:10px;font-size:20px;color:var(--brand-800);background:var(--surface-3)}
.ad-page-icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:19px;color:#fff;background:linear-gradient(135deg,var(--brand-600),var(--brand-800));box-shadow:0 6px 14px rgba(30,58,138,.3)}
.ad-page-title strong{display:block;font-family:"Kanit";font-size:17px;color:var(--ink)}
.ad-page-title small{font-size:12px;color:var(--ink-muted)}
.ad-navbar-right{display:flex;align-items:center;gap:13px}
.ad-status-pill{display:inline-flex;align-items:center;gap:7px;padding:5px 13px;border-radius:50px;background:#dcfce7;color:#166534;font-family:"Kanit";font-size:12px;font-weight:600}
.ad-pulse{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 0 rgba(34,197,94,.6);animation:ring 1.6s infinite}
@keyframes ring{0%{box-shadow:0 0 0 0 rgba(34,197,94,.5)}100%{box-shadow:0 0 0 7px rgba(34,197,94,0)}}
.ad-profile{position:relative}
.ad-profile-btn{display:flex;align-items:center;gap:7px;padding:5px 10px 5px 5px;border-radius:50px;background:var(--surface-3);color:var(--ink-soft);transition:.2s}
.ad-profile-btn:hover{background:var(--brand-50)}
.ad-profile-pop{position:absolute;top:calc(100% + 10px);right:0;width:248px;background:#fff;border-radius:15px;box-shadow:var(--shadow-lg);border:1px solid var(--line);
  padding:8px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:.25s var(--ease);z-index:60}
.ad-profile.is-open .ad-profile-pop{opacity:1;visibility:visible;transform:none}
.ad-profile-head{display:flex;align-items:center;gap:11px;padding:11px;border-bottom:1px solid var(--line);margin-bottom:6px}
.ad-profile-head strong{display:block;font-family:"Kanit";font-size:14px;color:var(--ink)}
.ad-profile-head small{font-size:11.5px;color:var(--ink-muted)}
.ad-profile-pop a{display:flex;align-items:center;gap:10px;padding:11px;border-radius:10px;font-family:"Kanit";font-size:13.5px;color:var(--ink-soft);transition:.15s}
.ad-profile-pop a:hover{background:var(--surface-3)}
.ad-profile-pop a.danger{color:#dc2626}.ad-profile-pop a.danger:hover{background:#fef2f2}

.ad-content{flex:1;padding:24px 22px 40px;max-width:1280px;width:100%}
.ad-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 22px;border-top:1px solid var(--line);color:var(--ink-muted);font-size:12.5px;flex-wrap:wrap}
.ad-footer a{color:var(--brand-600)}

/* flash */
.ad-flash{display:flex;align-items:center;gap:10px;padding:13px 18px;border-radius:13px;font-family:"Kanit";font-weight:500;font-size:14px;margin-bottom:18px}
.ad-flash-success{background:#dcfce7;color:#166534;border:1px solid #bbf7d0}
.ad-flash-error{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca}

/* hero */
.ad-hero{position:relative;display:flex;align-items:center;justify-content:space-between;gap:18px;overflow:hidden;
  background:linear-gradient(125deg,var(--brand-700),var(--brand-950));color:#fff;border-radius:20px;padding:28px 30px;margin-bottom:22px;box-shadow:var(--shadow)}
.ad-hero::before{content:"";position:absolute;top:-50%;right:-5%;width:50%;height:200%;background:linear-gradient(90deg,transparent,rgba(245,158,11,.12),transparent);transform:rotate(20deg)}
.ad-greet{display:inline-block;font-family:"Kanit";font-size:13px;color:var(--gold-400);margin-bottom:5px}
.ad-hero-text h2{font-size:24px;font-weight:800}
.ad-hero-text p{color:#cbd5e1;font-size:13.5px;margin:6px 0 16px;max-width:560px}
.ad-hero-actions{display:flex;gap:10px;flex-wrap:wrap}
.ad-hero-deco{position:relative;z-index:1;font-size:5.5rem;color:rgba(255,255,255,.16)}

/* stat grid */
.ad-stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px;margin-bottom:22px}
.ad-stat-card{display:flex;align-items:center;gap:14px;padding:18px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);transition:.25s;animation:rise .5s var(--ease-out) backwards;animation-delay:calc(var(--i)*.06s);position:relative}
.ad-stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
@keyframes rise{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.ad-stat-ic{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:23px;color:#fff;flex-shrink:0}
.st-brand .ad-stat-ic{background:linear-gradient(135deg,#3b82f6,#1d4ed8)}
.st-sky .ad-stat-ic{background:linear-gradient(135deg,#38bdf8,#0284c7)}
.st-emerald .ad-stat-ic{background:linear-gradient(135deg,#34d399,#059669)}
.st-gold .ad-stat-ic{background:linear-gradient(135deg,#fbbf24,#d97706)}
.st-indigo .ad-stat-ic{background:linear-gradient(135deg,#818cf8,#4f46e5)}
.st-rose .ad-stat-ic{background:linear-gradient(135deg,#fb7185,#e11d48)}
.ad-stat-meta strong{display:block;font-family:"Kanit";font-size:26px;font-weight:800;color:var(--ink);line-height:1.1}
.ad-stat-meta span{font-size:12.5px;color:var(--ink-muted)}
.ad-stat-go{margin-left:auto;color:var(--ink-faint);font-size:14px;transition:.2s}
.ad-stat-card:hover .ad-stat-go{color:var(--brand-500);transform:translateX(3px)}

/* cards */
.ad-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden}
.ad-pad{padding:20px}
.ad-card-title{display:flex;align-items:center;gap:9px;font-family:"Kanit";font-size:16px;color:var(--ink);margin-bottom:16px}
.ad-card-title i{color:var(--brand-600)}
.ad-card-link{margin-left:auto;font-size:12.5px;color:var(--brand-600);font-weight:500}
.ad-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}
.ad-mini-empty{padding:30px;text-align:center;color:var(--ink-faint);font-size:13px}

/* bars chart */
.ad-bars{display:flex;align-items:flex-end;gap:6px;height:150px;padding-top:10px}
.ad-bar-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;height:100%;justify-content:flex-end}
.ad-bar{width:100%;max-width:30px;border-radius:6px 6px 0 0;background:linear-gradient(180deg,#60a5fa,#1d4ed8);transition:height .6s var(--ease-out);min-height:6px}
.ad-bar-col span{font-size:11px;color:var(--ink-faint)}
/* category list */
.ad-catlist{display:flex;flex-direction:column;gap:13px}
.ad-catrow{display:flex;align-items:center;gap:12px}
.ad-catname{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-soft);width:110px;flex-shrink:0}
.ad-catdot{width:10px;height:10px;border-radius:50%}
.ad-catbar{flex:1;height:9px;background:var(--surface-3);border-radius:50px;overflow:hidden}
.ad-catbar>div{height:100%;border-radius:50px;transition:width .8s var(--ease-out)}
.ad-catval{font-family:"Kanit";font-weight:600;color:var(--ink);width:30px;text-align:right}
/* recent */
.ad-recent{display:flex;flex-direction:column}
.ad-recent li+li{border-top:1px solid var(--line)}
.ad-recent a,.ad-recent li>span:only-child{display:flex;align-items:center;gap:10px;padding:11px 4px}
.ad-recent li{padding:0}
.ad-recent>li{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 4px}
.ad-recent a{width:100%}
.ad-recent-cat{font-size:11px;padding:2px 9px;border-radius:50px;background:var(--brand-50);color:var(--brand-700);flex-shrink:0}
.ad-recent-title{flex:1;font-size:13.5px;color:var(--ink-soft);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ad-recent-date{font-size:11.5px;color:var(--ink-faint);flex-shrink:0}
.ad-dot-ok,.ad-dot-off{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.ad-dot-ok{background:#22c55e}.ad-dot-off{background:#cbd5e1}

/* toolbar + table */
.ad-toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:18px;flex-wrap:wrap}
.ad-search{position:relative;flex:1;max-width:380px;min-width:200px}
.ad-search i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--ink-faint)}
.ad-search input{width:100%;padding:11px 14px 11px 40px;border-radius:11px;border:1.5px solid var(--line);font-size:14px;transition:.2s}
.ad-search input:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(59,130,246,.12)}
.ad-table-wrap{overflow-x:auto}
.ad-table{width:100%;border-collapse:collapse;font-size:13.5px}
.ad-table thead th{text-align:left;padding:13px 14px;font-family:"Kanit";font-size:12.5px;color:var(--ink-muted);background:var(--surface-2);border-bottom:1px solid var(--line);white-space:nowrap;font-weight:600}
.ad-table tbody td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
.ad-table tbody tr:hover{background:var(--surface-2)}
.ad-table tbody tr:last-child td{border-bottom:0}
.th-thumb,.td-thumb{width:64px}
.th-actions,.td-actions{text-align:right;white-space:nowrap}
.ad-thumb{display:inline-block;width:48px;height:40px;border-radius:9px;background-size:cover;background-position:center;background-color:var(--surface-3)}
.ad-thumb-empty{display:grid;place-items:center;color:var(--ink-faint);font-size:18px}
.ad-tag{display:inline-flex;align-items:center;gap:5px;padding:3px 11px;border-radius:50px;background:var(--surface-3);font-size:12px;color:var(--ink-soft)}
.ad-act{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:9px;font-size:15px;transition:.2s;margin-left:4px}
.ad-act-edit{background:var(--brand-50);color:var(--brand-700)}.ad-act-edit:hover{background:var(--brand-600);color:#fff}
.ad-act-gallery{background:#f3e8ff;color:#7c3aed}.ad-act-gallery:hover{background:#7c3aed;color:#fff}
.ad-act-del{background:#fef2f2;color:#dc2626}.ad-act-del:hover{background:#dc2626;color:#fff}
.ad-table-empty{padding:34px;text-align:center;color:var(--ink-faint)}
/* switch */
.ad-switch{width:42px;height:24px;border-radius:50px;background:var(--line-strong);position:relative;transition:.25s;display:inline-block}
.ad-switch span{position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:.25s;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.ad-switch.is-on{background:#22c55e}
.ad-switch.is-on span{left:21px}

/* empty */
.ad-empty{text-align:center;padding:60px 20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
.ad-empty-ic{display:inline-grid;place-items:center;width:88px;height:88px;border-radius:50%;font-size:38px;color:var(--brand-500);background:var(--brand-50);margin-bottom:16px}
.ad-empty h3{font-size:19px;color:var(--ink);margin-bottom:6px}
.ad-empty p{color:var(--ink-muted);margin:0 0 18px}

/* form */
.ad-form-head{margin-bottom:14px}
.ad-form-card{padding:22px}
.ad-field{margin-bottom:18px}
.ad-field:last-child{margin-bottom:0}
.ad-label{display:block;font-family:"Kanit";font-size:13.5px;color:var(--ink-soft);font-weight:500;margin-bottom:7px}
.ad-label .req{color:#ef4444}
.ad-form input[type=text],.ad-form input[type=email],.ad-form input[type=password],.ad-form input[type=number],
.ad-form input[type=date],.ad-form input[type=datetime-local],.ad-form textarea,.ad-select{
  width:100%;padding:11px 14px;border-radius:11px;border:1.5px solid var(--line);font-size:14px;transition:.2s;background:#fff;color:var(--ink)}
.ad-form input:focus,.ad-form textarea:focus,.ad-select:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(59,130,246,.12)}
.ad-form textarea{resize:vertical;line-height:1.6}
.ad-hint{display:block;font-size:11.5px;color:var(--ink-faint);margin-top:6px}
.ad-hint a{color:var(--brand-600)}
/* toggle field */
.ad-toggle{display:inline-flex;align-items:center;gap:11px;cursor:pointer}
.ad-toggle input{display:none}
.ad-toggle-track{width:48px;height:27px;border-radius:50px;background:var(--line-strong);position:relative;transition:.25s;flex-shrink:0}
.ad-toggle-knob{position:absolute;top:3px;left:3px;width:21px;height:21px;border-radius:50%;background:#fff;transition:.25s;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.ad-toggle input:checked+.ad-toggle-track{background:#22c55e}
.ad-toggle input:checked+.ad-toggle-track .ad-toggle-knob{left:24px}
.ad-toggle-text{font-size:13px;color:var(--ink-muted)}
/* upload */
.ad-upload-preview{height:170px;border-radius:13px;border:2px dashed var(--line-strong);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--ink-faint);cursor:pointer;transition:.2s;background-size:cover;background-position:center}
.ad-upload-preview:hover{border-color:var(--brand-400);background-color:var(--brand-50)}
.ad-upload-preview i{font-size:34px}
.ad-upload-preview.has-img{border-style:solid;color:transparent}
.ad-upload-preview.has-img i,.ad-upload-preview.has-img span{display:none}
.ad-upload-clear{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--ink-muted);margin-top:9px}
/* icon field */
.ad-icon-field{display:flex;gap:10px;align-items:center}
.ad-icon-preview{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;font-size:22px;color:var(--brand-700);background:var(--brand-50);flex-shrink:0}
.ad-icon-field input{flex:1}
.ad-file-field{display:flex;flex-direction:column;gap:10px}
.ad-file-current{display:flex;align-items:center;gap:9px;padding:11px 14px;border-radius:11px;background:#ecfdf5;border:1px solid #a7f3d0;color:#065f46;font-size:13.5px}
.ad-file-current i{font-size:18px}
.ad-file-field input[type=file]{padding:10px;border:1.5px dashed var(--line-strong);border-radius:11px;width:100%;background:var(--surface-2);font-size:13px}
.ad-form-actions{display:flex;align-items:center;justify-content:flex-end;gap:12px;margin-top:20px}
.ad-sticky-save{position:sticky;bottom:0;background:linear-gradient(0deg,var(--bg) 60%,transparent);padding:14px 0;margin-top:24px}

/* settings tabs + palettes */
.ad-settings-tabs{display:flex;gap:8px;overflow-x:auto;padding-bottom:14px;margin-bottom:6px;scrollbar-width:none}
.ad-settings-tabs::-webkit-scrollbar{display:none}
.ad-tab{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:50px;background:#fff;border:1.5px solid var(--line);font-family:"Kanit";font-size:13px;color:var(--ink-soft);white-space:nowrap;transition:.2s}
.ad-tab i{color:var(--brand-500)}
.ad-tab:hover{border-color:var(--brand-300)}
.ad-tab.is-active{background:linear-gradient(135deg,var(--brand-600),var(--brand-800));color:#fff;border-color:transparent}
.ad-tab.is-active i{color:var(--gold-400)}
.ad-tabpane{display:none;margin-bottom:18px}
.ad-tabpane.is-active{display:block;animation:fade .3s}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.ad-settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.ad-field-full{grid-column:1/-1}
.ad-palettes{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;grid-column:1/-1}
.ad-palette{position:relative;display:flex;flex-direction:column;gap:8px;padding:14px;border-radius:13px;border:2px solid var(--line);cursor:pointer;transition:.2s}
.ad-palette:hover{border-color:var(--brand-300)}
.ad-palette.is-active{border-color:var(--brand-600);background:var(--brand-50)}
.ad-palette-sw{display:flex;gap:5px}
.ad-palette-sw span{width:26px;height:26px;border-radius:8px;box-shadow:inset 0 0 0 1px rgba(0,0,0,.06)}
.ad-palette-name{font-family:"Kanit";font-size:13px;color:var(--ink-soft)}
.ad-palette-check{position:absolute;top:10px;right:10px;color:var(--brand-600);opacity:0;transition:.2s}
.ad-palette.is-active .ad-palette-check{opacity:1}

/* gallery photo manager */
.gx-drop{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:34px 20px;border:2.5px dashed var(--line-strong);border-radius:16px;background:var(--surface-2);cursor:pointer;transition:.2s;text-align:center}
.gx-drop:hover,.gx-drop.is-over{border-color:var(--brand-500);background:var(--brand-50)}
.gx-drop i{font-size:38px;color:var(--brand-500)}
.gx-drop strong{font-family:"Kanit";font-size:15px;color:var(--ink)}
.gx-drop small{font-size:12.5px;color:var(--ink-muted)}
.gx-progress{display:flex;align-items:center;gap:9px;justify-content:center;padding:14px;color:var(--brand-700);font-family:"Kanit";font-size:14px}
.gx-hint{margin:16px 0 12px;font-size:12.5px;color:var(--ink-muted);display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.gx-hint i{color:var(--brand-500)}
.gx-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px}
.gx-item{position:relative;aspect-ratio:1;border-radius:13px;overflow:hidden;background:var(--surface-3);box-shadow:var(--shadow-sm);cursor:grab;border:2px solid transparent;transition:.2s}
.gx-item:hover{box-shadow:var(--shadow)}
.gx-item.is-dragging{opacity:.4;cursor:grabbing}
.gx-item.is-cover{border-color:var(--gold-500)}
.gx-item img{width:100%;height:100%;object-fit:cover;display:block;pointer-events:none}
.gx-cover-badge{position:absolute;top:8px;left:8px;display:none;align-items:center;gap:4px;padding:3px 9px;border-radius:50px;background:var(--gold-500);color:#5a3500;font-family:"Kanit";font-size:11px;font-weight:600;z-index:2}
.gx-item.is-cover .gx-cover-badge{display:inline-flex}
.gx-actions{position:absolute;top:8px;right:8px;display:flex;gap:6px;opacity:0;transition:.2s}
.gx-item:hover .gx-actions{opacity:1}
.gx-btn{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;font-size:14px;color:#fff;background:rgba(15,23,42,.65);backdrop-filter:blur(4px);transition:.2s}
.gx-cover:hover{background:var(--gold-500);color:#5a3500}
.gx-del:hover{background:#dc2626}
.gx-empty{padding:34px;text-align:center;color:var(--ink-faint);font-size:13.5px}
.gx-empty i{font-size:22px;display:block;margin-bottom:6px}

/* nav badge + messages */
.ad-nav-badge{margin-left:auto;min-width:20px;height:20px;padding:0 6px;border-radius:50px;background:#ef4444;color:#fff;font-family:"Kanit";font-size:11px;font-weight:600;display:grid;place-items:center}
.ad-badge-new{display:inline-block;padding:2px 10px;border-radius:50px;background:#fee2e2;color:#b91c1c;font-family:"Kanit";font-size:11px;font-weight:600}
tr.msg-unread{background:#fffbeb}
tr.msg-unread td:nth-child(2) strong{font-weight:700}
.msg-detail-head{display:flex;align-items:center;gap:15px;padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:18px}
.msg-detail-head .ad-avatar{width:54px;height:54px;font-size:22px;border-radius:14px}
.msg-detail-head h2{font-size:20px;color:var(--ink)}
.msg-detail-contacts{display:flex;gap:16px;flex-wrap:wrap;margin-top:5px;font-size:13px}
.msg-detail-contacts a{color:var(--brand-600)}.msg-detail-contacts i{margin-right:3px}
.msg-detail-subject{padding:12px 16px;background:var(--surface-2);border-radius:11px;font-size:14.5px;margin-bottom:16px}
.msg-detail-body{font-size:15px;line-height:1.85;color:var(--ink-soft);padding:18px 20px;background:var(--surface-2);border-radius:13px;border-left:4px solid var(--brand-500);margin-bottom:20px}
.msg-detail-actions{display:flex;gap:12px;flex-wrap:wrap}

/* responsive */
@media (max-width:1024px){.ad-grid-2{grid-template-columns:1fr}.ad-settings-grid{grid-template-columns:1fr}}
@media (max-width:880px){
  .ad-sidebar{transform:translateX(-100%);transition:transform .3s var(--ease-out)}
  .ad-sidebar.is-open{transform:none}
  .ad-main{margin-left:0}
  .ad-burger{display:grid}
  .ad-hero-deco{display:none}
}
@media (max-width:640px){
  .ad-content{padding:16px 14px 36px}
  .ad-status-pill{display:none}
  /* table → cards */
  .ad-table thead{display:none}
  .ad-table,.ad-table tbody,.ad-table tr,.ad-table td{display:block;width:100%}
  .ad-table tr{background:#fff;border:1px solid var(--line);border-radius:13px;margin-bottom:12px;padding:6px 14px}
  .ad-table tbody td{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line)}
  .ad-table tbody tr td:last-child{border-bottom:0}
  .ad-table td::before{content:attr(data-label);font-family:"Kanit";font-size:12px;font-weight:600;color:var(--ink-muted)}
  .td-thumb::before{display:none}.td-actions{justify-content:flex-end}
}