/* ════════════════════════════════════════════════════════════════
   SHOPMMO — Design System
   Tailwind CDN xử lý utility classes; file này chỉ chứa:
   - CSS variables (--mmo-*)
   - Component classes phức tạp không dùng Tailwind được
   - Animations & dark mode overrides
   ════════════════════════════════════════════════════════════════ */

:root {
  --mmo-primary-50:#eff6ff;--mmo-primary-100:#dbeafe;--mmo-primary-200:#bfdbfe;
  --mmo-primary-300:#93c5fd;--mmo-primary-400:#60a5fa;--mmo-primary-500:#2563eb;
  --mmo-primary-600:#1d4ed8;--mmo-primary-700:#1e40af;--mmo-primary-800:#1e3a8a;--mmo-primary-900:#172554;
  --mmo-surface:#ffffff;--mmo-surface-muted:#f8fafc;--mmo-surface-soft:#f1f5f9;
  --mmo-border:#e2e8f0;--mmo-border-strong:#cbd5e1;
  --mmo-text:#0f172a;--mmo-text-muted:#475569;--mmo-text-soft:#64748b;
  --state-success:#16a34a;--state-warning:#d97706;--state-error:#dc2626;--state-info:#0284c7;
  --radius-sm:4px;--radius-md:8px;--radius-lg:14px;--radius-full:9999px;
  --shadow-soft:0 12px 30px rgba(15,23,42,.04);--shadow-hover:0 18px 36px rgba(15,23,42,.08);
  --font-title:"Inter","Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Inter","Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",sans-serif;
}
/* Dark mode chỉ khi .dark class được thêm */
.dark{
  --mmo-surface:#0f172a;--mmo-surface-muted:#111827;--mmo-surface-soft:#1e293b;
  --mmo-border:#334155;--mmo-border-strong:#475569;
  --mmo-text:#f8fafc;--mmo-text-muted:#cbd5e1;--mmo-text-soft:#94a3b8;
}

/* ── Base ── */
html{font-family:var(--font-body)}
body{color:var(--mmo-text);background:var(--mmo-surface);font-family:var(--font-body)}

/* ── Typography ── */
.mmo-h1{font-family:var(--font-title);font-size:clamp(2rem,4vw,3.75rem);line-height:1.05;letter-spacing:-.03em;font-weight:800}
.mmo-h2{font-family:var(--font-title);font-size:clamp(1.5rem,2.6vw,2.5rem);line-height:1.1;letter-spacing:-.02em;font-weight:750}
.mmo-h3{font-family:var(--font-title);font-size:clamp(1.125rem,1.8vw,1.5rem);line-height:1.2;font-weight:700}
.mmo-body{font-size:16px;line-height:1.65;color:var(--mmo-text-muted)}
.mmo-caption{font-size:13px;line-height:1.5;color:var(--mmo-text-soft)}

/* ── Cards ── */
.mmo-card{background:rgba(255,255,255,.88);border:1px solid var(--mmo-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-soft);backdrop-filter:blur(10px);transition:box-shadow .2s,transform .2s}
.mmo-card:hover{box-shadow:var(--shadow-hover)}
.dark .mmo-card{background:rgba(15,23,42,.88)}
.mmo-section-shell{background:rgba(255,255,255,.7);border:1px solid rgba(226,232,240,.9);border-radius:var(--radius-lg)}
.dark .mmo-section-shell{background:rgba(15,23,42,.7);border-color:rgba(51,65,85,.9)}

/* ── Buttons ── */
.mmo-btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:44px;padding:0 20px;border-radius:var(--radius-md);background:linear-gradient(135deg,var(--mmo-primary-500),var(--mmo-primary-600));color:#fff;font-weight:700;transition:transform .2s,box-shadow .2s,opacity .2s;cursor:pointer;border:none}
.mmo-btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow-hover)}
.mmo-btn-primary:active{transform:translateY(0)}
.mmo-btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}
.mmo-btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:44px;padding:0 20px;border-radius:var(--radius-md);background:var(--mmo-surface);color:var(--mmo-text);border:1px solid var(--mmo-border-strong);transition:border-color .2s,transform .2s;cursor:pointer}
.mmo-btn-secondary:hover{transform:translateY(-1px);border-color:var(--mmo-primary-400)}
.mmo-btn-secondary:disabled{opacity:.5;cursor:not-allowed;transform:none}
.mmo-btn-accent{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:44px;padding:0 20px;border-radius:var(--radius-md);background:linear-gradient(135deg,#059669,#047857);color:#fff;font-weight:700;transition:transform .2s,box-shadow .2s;cursor:pointer;border:none}
.mmo-btn-accent:hover{transform:translateY(-1px);box-shadow:var(--shadow-hover)}
.mmo-btn-accent:disabled{opacity:.5;cursor:not-allowed;transform:none}

/* ── Card link transitions ── */
.focus-ring:focus-visible{outline:2px solid var(--mmo-primary-500);outline-offset:2px}
[data-card-link]{transition:transform 160ms cubic-bezier(.2,.8,.2,1),border-color 160ms,background-color 160ms,box-shadow 160ms}
[data-card-link]:hover{transform:translateY(-2px)}
.cta-icon{transition:transform 160ms cubic-bezier(.2,.8,.2,1)}
[data-shell-link]:hover .cta-icon{transform:translateX(2px)}
@media(hover:none){[data-card-link]:hover,[data-shell-link]:hover .cta-icon{transform:none}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}

/* ── Badges ── */
.mmo-badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:3px 10px;border-radius:var(--radius-full);white-space:nowrap}
.mmo-badge-green{background:#dcfce7;color:#15803d}.mmo-badge-red{background:#fee2e2;color:#b91c1c}
.mmo-badge-blue{background:var(--mmo-primary-50);color:var(--mmo-primary-600)}
.mmo-badge-amber{background:#fef3c7;color:#b45309}
.dark .mmo-badge-green{background:rgba(22,163,74,.2);color:#4ade80}
.dark .mmo-badge-red{background:rgba(220,38,38,.2);color:#f87171}
.dark .mmo-badge-blue{background:rgba(37,99,235,.2);color:#93c5fd}
.dark .mmo-badge-amber{background:rgba(217,119,6,.2);color:#fbbf24}

/* ── Forms ── */
.mmo-input{width:100%;min-height:44px;padding:10px 14px;border:1px solid var(--mmo-border-strong);border-radius:var(--radius-md);background:var(--mmo-surface);color:var(--mmo-text);font-size:14px;font-family:var(--font-body);transition:border-color .2s;outline:none}
.mmo-input:focus{outline:2px solid var(--mmo-primary-400);border-color:transparent}
.mmo-input::placeholder{color:var(--mmo-text-soft)}
.mmo-input:disabled{opacity:.5;cursor:not-allowed}
.mmo-label{font-size:13px;font-weight:600;color:var(--mmo-text-muted);display:block;margin-bottom:6px}
.mmo-hint{font-size:12px;color:var(--mmo-text-soft);margin-top:5px}
select.mmo-input{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:32px}

/* ── Tables ── */
.mmo-table{width:100%;border-collapse:collapse;font-size:14px}
.mmo-table th,.mmo-table td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--mmo-border)}
.mmo-table th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--mmo-text-soft);font-weight:600}
.mmo-table tbody tr{transition:background-color .15s}
.mmo-table tbody tr:hover{background:var(--mmo-surface-soft)}
.dark .mmo-table th,.dark .mmo-table td{border-color:var(--mmo-border)}
.dark .mmo-table tbody tr:hover{background:var(--mmo-surface-soft)}

/* ── Code box ── */
.mmo-code-box{background:var(--mmo-surface-soft);border:1px solid var(--mmo-border);border-radius:var(--radius-md);padding:12px;font-family:ui-monospace,monospace;font-size:13px;white-space:pre-wrap;word-break:break-all;max-height:400px;overflow-y:auto}

/* ── Toast ── */
.mmo-toast{position:fixed;right:18px;bottom:18px;z-index:200;display:flex;flex-direction:column;gap:10px}
.mmo-toast .t{background:var(--mmo-text);color:#fff;padding:12px 16px;border-radius:var(--radius-md);box-shadow:var(--shadow-hover);font-size:14px;font-weight:600;max-width:340px;animation:toastIn .3s ease}
.mmo-toast .t.err{background:var(--state-error)}.mmo-toast .t.ok{background:var(--state-success)}
@keyframes toastIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

/* ── Skeleton ── */
.mmo-skeleton{background:linear-gradient(90deg,var(--mmo-surface-soft),var(--mmo-border),var(--mmo-surface-soft));background-size:200% 100%;animation:sk 1.2s infinite;border-radius:var(--radius-md)}
@keyframes sk{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* ── Spinner ── */
.mmo-spin{width:18px;height:18px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:r .7s linear infinite;display:inline-block}
.mmo-spin-dark{border-color:rgba(37,99,235,.3);border-top-color:var(--mmo-primary-600)}
@keyframes r{to{transform:rotate(360deg)}}

/* ── Scrollbar hide ── */
.no-scrollbar::-webkit-scrollbar{display:none}
.no-scrollbar{-ms-overflow-style:none;scrollbar-width:none}

/* ── Utility ── */
/* NOTE: Không override .hidden — Tailwind tự xử lý. Override !important sẽ break lg:flex */
.mmo-price{font-weight:800;color:var(--state-success)}
.dark .mmo-price{color:#4ade80}

/* ── Empty state ── */
.mmo-empty{text-align:center;padding:48px 24px}
.mmo-empty i{color:var(--mmo-text-soft)}

/* ── Tab buttons ── */
.tab-btn{cursor:pointer;transition:all .15s}
.tab-btn:active{transform:translateY(0)}

/* ── Category buttons ── */
.cat-btn{cursor:pointer;transition:all .15s}
.cat-btn:active{transform:translateY(0)}

/* ── Smooth scroll ── */
html{scroll-behavior:smooth}

/* ── Selection color ── */
::selection{background:var(--mmo-primary-100);color:var(--mmo-primary-900)}
.dark ::selection{background:rgba(37,99,235,.3);color:#fff}