/* ─────────────────────────────────────────────
   RKAUTO Finance — UI (โปรไฟล์ดีไซน์ 2.0)
   ───────────────────────────────────────────── */
@font-face{
  font-family:'Sarabun';src:url('/fonts/Sarabun-Regular.ttf') format('truetype');
  font-weight:400;font-style:normal;font-display:swap;
}
@font-face{
  font-family:'Sarabun';src:url('/fonts/Sarabun-Bold.ttf') format('truetype');
  font-weight:700;font-style:normal;font-display:swap;
}

:root{
  --bg:#eef1f8; --bg-2:#e6eaf5;
  --card:#ffffff; --line:#e8ebf2; --line-2:#eef1f6;
  --ink:#0f172a; --ink-2:#334155; --muted:#7c8698;
  --brand:#4f46e5; --brand-2:#7c3aed; --brand-d:#4338ca;
  --brand-grad:linear-gradient(135deg,#6366f1 0%,#8b5cf6 100%);
  --ok:#10b981; --ok-d:#059669; --warn:#f59e0b; --warn-d:#d97706; --danger:#ef4444; --danger-d:#dc2626;
  --sidebar:#111528; --sidebar-2:#0b0f1e;
  --radius:16px; --radius-sm:11px;
  --shadow-sm:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.05);
  --shadow:0 4px 16px -4px rgba(16,24,40,.12),0 2px 6px -2px rgba(16,24,40,.07);
  --shadow-lg:0 20px 45px -12px rgba(16,24,40,.28);
  --ring:0 0 0 4px rgba(99,102,241,.18);
  --tr:.22s cubic-bezier(.4,0,.2,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:'Sarabun','Segoe UI',Tahoma,sans-serif;
  background:radial-gradient(1200px 600px at 100% -10%,#e9e7ff 0%,transparent 55%),
             radial-gradient(1000px 500px at -10% 110%,#dbeafe 0%,transparent 50%),var(--bg);
  color:var(--ink);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none;transition:color var(--tr)}
a:hover{color:var(--brand-d)}
::selection{background:rgba(99,102,241,.22)}

/* scrollbar */
*::-webkit-scrollbar{width:10px;height:10px}
*::-webkit-scrollbar-thumb{background:#c7cdda;border-radius:20px;border:2px solid transparent;background-clip:padding-box}
*::-webkit-scrollbar-thumb:hover{background:#aab2c5;background-clip:padding-box}

/* ── layout ── */
.layout{display:flex;min-height:100vh}
.sidebar{
  width:248px;flex-shrink:0;color:#aeb6c8;padding:20px 14px;position:sticky;top:0;height:100vh;overflow-y:auto;
  background:linear-gradient(185deg,var(--sidebar) 0%,var(--sidebar-2) 100%);
  border-right:1px solid rgba(255,255,255,.05);
}
.sidebar .brand{
  font-size:20px;font-weight:700;color:#fff;padding:6px 12px 18px;margin-bottom:10px;
  display:flex;align-items:center;gap:10px;border-bottom:1px solid rgba(255,255,255,.07);
}
.sidebar .brand .logo{
  width:34px;height:34px;border-radius:10px;background:var(--brand-grad);display:grid;place-items:center;
  box-shadow:0 6px 16px -4px rgba(124,58,237,.6);flex-shrink:0;
}
.sidebar a{
  display:flex;align-items:center;gap:11px;color:#aeb6c8;padding:10px 12px;margin:3px 0;font-size:14.5px;
  border-radius:11px;position:relative;transition:all var(--tr);white-space:nowrap;
}
.sidebar a svg{width:19px;height:19px;flex-shrink:0;opacity:.85;transition:var(--tr)}
.sidebar a:hover{background:rgba(255,255,255,.06);color:#fff}
.sidebar a:hover svg{opacity:1;transform:scale(1.08)}
.sidebar a.active{background:var(--brand-grad);color:#fff;font-weight:600;box-shadow:0 8px 20px -6px rgba(99,102,241,.7)}
.sidebar a.active svg{opacity:1}
.sidebar .sep{border-top:1px solid rgba(255,255,255,.07);margin:12px 6px}
.sidebar .sub{font-size:11px;color:#5b6577;padding:8px 12px 4px;text-transform:uppercase;letter-spacing:1px;font-weight:600}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{
  position:sticky;top:0;z-index:30;padding:13px 26px;display:flex;justify-content:space-between;align-items:center;
  background:rgba(255,255,255,.72);backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.topbar .page-title{font-size:16px;font-weight:700;color:var(--ink)}
.topbar .who{color:var(--muted);font-size:14px;display:flex;align-items:center;gap:12px}
.topbar .who .avatar{
  width:34px;height:34px;border-radius:50%;background:var(--brand-grad);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:15px;box-shadow:var(--shadow-sm)
}
.content{padding:26px;max-width:1160px;width:100%;animation:pageIn .45s cubic-bezier(.16,1,.3,1)}
@keyframes pageIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

h1{font-size:25px;margin:0 0 20px;font-weight:700;letter-spacing:-.01em}
h1 .actions{float:right;display:flex;gap:8px}
h2{font-size:17px;margin:26px 0 13px;font-weight:700;letter-spacing:-.01em}

/* ── cards ── */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-bottom:18px;
  box-shadow:var(--shadow-sm);transition:box-shadow var(--tr),transform var(--tr);
}
.card.hover:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.card.pad0{padding:0;overflow:hidden}
.grid{display:grid;gap:18px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}

/* ── stat cards ── */
.stat{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 22px;overflow:hidden;box-shadow:var(--shadow-sm);transition:transform var(--tr),box-shadow var(--tr);
}
.stat:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.stat::after{content:'';position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--brand-grad)}
.stat.accent-warn::after{background:linear-gradient(180deg,#fbbf24,#f59e0b)}
.stat.accent-ok::after{background:linear-gradient(180deg,#34d399,#10b981)}
.stat .stat-head{display:flex;justify-content:space-between;align-items:flex-start}
.stat .label{color:var(--muted);font-size:13px;font-weight:600}
.stat .value{font-size:30px;font-weight:700;margin-top:6px;letter-spacing:-.02em;line-height:1.1}
.stat .value.brand{background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat .value.warn{color:var(--warn-d)}
.stat .sub{color:var(--muted);font-size:13px;margin-top:5px}
.stat .icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;flex-shrink:0;
  background:linear-gradient(135deg,rgba(99,102,241,.14),rgba(139,92,246,.14));color:var(--brand);
}
.stat.accent-warn .icon{background:linear-gradient(135deg,rgba(245,158,11,.16),rgba(251,191,36,.16));color:var(--warn-d)}
.stat.accent-ok .icon{background:linear-gradient(135deg,rgba(16,185,129,.16),rgba(52,211,153,.16));color:var(--ok-d)}
.stat .icon svg{width:22px;height:22px}

/* ── tables ── */
table{width:100%;border-collapse:collapse;background:transparent}
thead th{
  text-align:left;padding:13px 16px;color:var(--muted);font-weight:600;font-size:11.5px;
  text-transform:uppercase;letter-spacing:.6px;background:var(--line-2);border-bottom:1px solid var(--line);
  position:sticky;top:0
}
tbody td{padding:13px 16px;border-bottom:1px solid var(--line-2);font-size:14px;vertical-align:middle}
tbody tr{transition:background var(--tr)}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:#f7f8fc}

/* ── badges ── */
.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 11px;border-radius:999px;font-size:12px;font-weight:600;line-height:1.4}
.badge::before{content:'';width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.9}
.badge.plain::before{display:none}
.badge.ok{background:#dcfce7;color:#15803d}
.badge.warn{background:#fef3c7;color:#b45309}
.badge.gray{background:#eef1f6;color:#64748b}
.badge.danger{background:#fee2e2;color:#dc2626}
.badge.info{background:#e0e7ff;color:#4f46e5}

/* ── buttons ── */
.btn{
  --btn-bg:var(--brand-grad);position:relative;display:inline-flex;align-items:center;gap:7px;justify-content:center;
  background:var(--btn-bg);color:#fff;border:none;padding:10px 18px;border-radius:11px;font-size:14px;font-weight:600;
  cursor:pointer;font-family:inherit;overflow:hidden;transition:transform var(--tr),box-shadow var(--tr),filter var(--tr);
  box-shadow:0 4px 12px -3px rgba(99,102,241,.45);
}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px -4px rgba(99,102,241,.55);color:#fff}
.btn:active{transform:translateY(0) scale(.98)}
.btn svg{width:17px;height:17px}
.btn.sm{padding:6px 12px;font-size:13px;border-radius:9px;box-shadow:none}
.btn.sm:hover{box-shadow:0 4px 10px -3px rgba(99,102,241,.4)}
.btn.gray{background:#eef1f6;color:var(--ink-2);box-shadow:none}
.btn.gray:hover{background:#e2e6ee;color:var(--ink);box-shadow:0 3px 8px -3px rgba(16,24,40,.18)}
.btn.ok{background:linear-gradient(135deg,#34d399,#10b981);box-shadow:0 4px 12px -3px rgba(16,185,129,.5)}
.btn.ok:hover{box-shadow:0 8px 20px -4px rgba(16,185,129,.6)}
.btn.warn{background:linear-gradient(135deg,#fbbf24,#f59e0b);box-shadow:0 4px 12px -3px rgba(245,158,11,.5)}
.btn.danger{background:linear-gradient(135deg,#f87171,#ef4444);box-shadow:0 4px 12px -3px rgba(239,68,68,.5)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
/* ripple */
.ripple{position:absolute;border-radius:50%;transform:scale(0);background:rgba(255,255,255,.5);animation:ripple .6s linear;pointer-events:none}
@keyframes ripple{to{transform:scale(3.5);opacity:0}}

/* ── forms ── */
label{display:block;font-size:13.5px;font-weight:600;margin:16px 0 6px;color:var(--ink-2)}
label .hint{font-weight:400;color:var(--muted);font-size:13px}
input[type=text],input[type=password],input[type=number],select,textarea{
  width:100%;padding:11px 13px;border:1.5px solid var(--line);border-radius:11px;font-size:15px;font-family:inherit;
  background:#fff;color:var(--ink);transition:border-color var(--tr),box-shadow var(--tr)
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:var(--ring)}
select{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%237c8698' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:38px}
.row{display:flex;gap:16px;flex-wrap:wrap}
.row>div{flex:1;min-width:170px}

/* checkbox grid */
.checks{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:8px}
.checks label{display:flex;align-items:flex-start;gap:10px;font-weight:500;background:#f8fafc;padding:13px;border-radius:11px;border:1.5px solid var(--line);margin:0;cursor:pointer;transition:all var(--tr)}
.checks label:hover{border-color:#c7cdf5;background:#f5f6ff}
.checks label:has(input:checked){border-color:var(--brand);background:#f0f1ff;box-shadow:var(--shadow-sm)}
.checks input{width:auto;margin-top:2px;accent-color:var(--brand);width:17px;height:17px}

/* ── flash / toast ── */
.toast-wrap{position:fixed;top:18px;right:18px;z-index:100;display:flex;flex-direction:column;gap:10px;max-width:400px}
.toast{
  display:flex;align-items:flex-start;gap:11px;padding:14px 16px;border-radius:13px;font-size:14px;font-weight:500;
  background:#fff;box-shadow:var(--shadow-lg);border:1px solid var(--line);color:var(--ink);
  animation:toastIn .4s cubic-bezier(.16,1,.3,1);position:relative;overflow:hidden
}
.toast::before{content:'';position:absolute;left:0;top:0;bottom:0;width:4px}
.toast.success::before{background:var(--ok)}
.toast.danger::before{background:var(--danger)}
.toast.warning::before{background:var(--warn)}
.toast .ti{width:20px;height:20px;flex-shrink:0;margin-top:1px}
.toast.success .ti{color:var(--ok-d)}.toast.danger .ti{color:var(--danger-d)}.toast.warning .ti{color:var(--warn-d)}
.toast.hide{animation:toastOut .35s forwards}
@keyframes toastIn{from{opacity:0;transform:translateX(40px)}to{opacity:1;transform:none}}
@keyframes toastOut{to{opacity:0;transform:translateX(40px)}}

/* ── misc ── */
.muted{color:var(--muted)}
.right{text-align:right}.nowrap{white-space:nowrap}.inline{display:inline}
.mono{font-family:ui-monospace,'SFMono-Regular',Menlo,Consolas,monospace;font-size:13px}
.pill-amount{font-size:26px;font-weight:700;background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.help{background:linear-gradient(135deg,#eef2ff,#faf5ff);border:1px solid #dfe3ff;color:#4338ca;padding:13px 16px;border-radius:12px;font-size:14px;margin-bottom:18px;display:flex;gap:10px;align-items:flex-start}
.help svg{width:19px;height:19px;flex-shrink:0;margin-top:1px}
.empty{text-align:center;padding:44px 20px;color:var(--muted)}
.empty .ico{font-size:38px;opacity:.5;margin-bottom:8px}
hr.soft{border:none;border-top:1px solid var(--line);margin:18px 0}

/* ── login ── */
.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px;position:relative;overflow:hidden;
  background:linear-gradient(135deg,#1e1b4b 0%,#312e81 45%,#4c1d95 100%)}
.login-wrap::before,.login-wrap::after{content:'';position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;animation:float 14s ease-in-out infinite}
.login-wrap::before{width:420px;height:420px;background:#6366f1;top:-120px;left:-100px}
.login-wrap::after{width:380px;height:380px;background:#a855f7;bottom:-130px;right:-90px;animation-delay:-7s}
@keyframes float{0%,100%{transform:translate(0,0)}50%{transform:translate(40px,-30px)}}
.login-card{position:relative;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-radius:22px;padding:40px 36px;width:380px;box-shadow:0 30px 80px rgba(0,0,0,.4);animation:pageIn .5s cubic-bezier(.16,1,.3,1)}
.login-card h1{text-align:center;margin:0;display:flex;align-items:center;justify-content:center;gap:10px;font-size:26px}
.login-card h1 .logo{width:40px;height:40px;border-radius:12px;background:var(--brand-grad);display:grid;place-items:center;box-shadow:0 8px 20px -4px rgba(124,58,237,.6)}
.login-card .btn{width:100%;padding:12px}

@media(max-width:820px){
  .grid.cols-3,.grid.cols-2{grid-template-columns:1fr}
  .sidebar{width:70px;padding:16px 10px}
  .sidebar .brand span,.sidebar a span,.sidebar .sub{display:none}
  .sidebar .brand{justify-content:center;padding-left:0;padding-right:0}
  .sidebar a{justify-content:center;padding:12px}
  .checks{grid-template-columns:1fr}
  .content{padding:18px}
}