/* ============================================================
   assets/ui.css  —  Continuous Care дизайн систем
   Шинэлэг, энгийн, ойлгомжтой загвар.
   Бүх хуудасны </head>-ийн өмнө хамгийн сүүлд ачааллагдана —
   хуудас доторх хуучин стилийг давж (override) theme-ээ түгээнэ.
   ============================================================ */

:root {
    --c-primary:   #2563eb;
    --c-primary-d: #1e50c8;
    --c-primary-l: #eff6ff;
    --c-bg:        #f4f7fb;
    --c-card:      #ffffff;
    --c-text:      #1e293b;
    --c-muted:     #64748b;
    --c-border:    #e2e8f0;
    --c-green-bg:  #ecfdf5;  --c-green:  #047857;
    --c-red-bg:    #fef2f2;  --c-red:    #b91c1c;
    --c-amber-bg:  #fffbeb;  --c-amber:  #b45309;
    --radius:   12px;
    --shadow-1: 0 1px 3px rgba(15, 23, 42, .05);
    --shadow-2: 0 6px 20px rgba(15, 23, 42, .09);
}

/* ── Ерөнхий фон ба фонтын зохистой хэмжээ ── */
body {
    background:
        radial-gradient(1000px 400px at 85% -10%, rgba(37, 99, 235, .07), transparent 60%),
        radial-gradient(800px 300px at -10% 110%, rgba(4, 120, 87, .05), transparent 60%),
        var(--c-bg) !important;
    color: var(--c-text);
    -webkit-font-smoothing: antialiased;
}

/* Пост картууд: блог дээрх hover */
.post-card:hover,
.blog-card:hover {
    box-shadow: var(--shadow-2) !important;
}

/* ── Картууд: цэвэр, дугуйрсан, зөөлөн сүүдэртэй ── */
.card,
.table-card,
.stat-card,
.patient-card,
.post-card {
    background: var(--c-card) !important;
    border: 1px solid var(--c-border) !important;
    border-radius: var(--radius) !important;
    box-shadow: var(--shadow-1) !important;
    transition: box-shadow .18s ease, transform .18s ease;
}
.stat-card:hover { box-shadow: var(--shadow-2) !important; transform: translateY(-2px); }

/* ── Статистикийн карт: өнгөт акцент шугам ── */
.stat-card { position: relative; overflow: hidden; }
.stat-card::before {
    content: "";
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--c-primary), #60a5fa);
}
.stat-card h3 { font-variant-numeric: tabular-nums; }

/* ── Гол товч: өнгөт градиент, өндөр контраст ── */
.btn, .btn-sm, .btn-primary, .btn-send, .btn-submit,
button[type="submit"], .chat-form button {
    transition: filter .15s ease, box-shadow .15s ease, transform .1s ease !important;
}
.btn-primary, .btn:not(.btn-outline):not(.btn-danger),
.btn-submit, .btn-send, button[type="submit"] {
    background: linear-gradient(135deg, var(--c-primary), #3b82f6) !important;
    border: none !important;
    box-shadow: 0 2px 8px rgba(37, 99, 235, .35) !important;
}
.btn-primary:hover, .btn:hover, .btn-submit:hover, .btn-send:hover {
    filter: brightness(1.07);
    box-shadow: 0 4px 14px rgba(37, 99, 235, .4) !important;
}
.btn:active, .btn-sm:active, .btn-primary:active,
.btn-send:active, .btn-submit:active, button[type="submit"]:active {
    transform: scale(.97);
}

/* ── Хоёрдогч (outline) товч ── */
.btn-outline {
    background: var(--c-card) !important;
    border: 1px solid var(--c-border) !important;
    color: var(--c-text) !important;
}
.btn-outline:hover {
    border-color: var(--c-primary) !important;
    color: var(--c-primary) !important;
    background: var(--c-primary-l) !important;
}

/* ── Хөх-, улаан-, шар- анхааруулга: илүү зөөлөн өнгө ── */
.alert-success { background: var(--c-green-bg) !important; color: var(--c-green) !important; border: 1px solid #a7f3d0; }
.alert-error   { background: var(--c-red-bg) !important;   color: var(--c-red) !important;   border: 1px solid #fecaca; }

/* ── Баджууд: дугуйрсан, зөөлөн ── */
.badge {
    border-radius: 999px !important;
    padding: 4px 10px !important;
    font-weight: 600 !important;
}

/* ── Форм: том, тод, ойлгомжтой ── */
input:not([type="checkbox"]):not([type="radio"]),
select, textarea {
    border: 1.5px solid var(--c-border) !important;
    border-radius: 8px !important;
    background: var(--c-card) !important;
    transition: border-color .15s ease, box-shadow .15s ease;
}
input:focus, select:focus, textarea:focus {
    border-color: var(--c-primary) !important;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, .10) !important;
    outline: none !important;
}
label {
    font-weight: 600 !important;
    color: #475569 !important;
}

/* ── Хүснэгт: цэвэр толгой, hover мөр ── */
table thead th {
    background: #f8fafc !important;
    border-bottom: 2px solid var(--c-border) !important;
    font-size: 12px !important;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--c-muted) !important;
}
table tbody tr { transition: background .12s ease; }
table tbody tr:hover { background: var(--c-primary-l) !important; }
table tbody td { border-bottom: 1px solid #f1f5f9 !important; }

/* ── Холбоосууд ── */
.nav-links a, .user-nav a {
    font-weight: 600;
    transition: color .12s ease;
}
.nav-links a:hover { color: var(--c-primary-d); }

/* ── Чатын хөөс: орчны өнгөтэй ялгаатай, зөөлөн ── */
.bubble { box-shadow: var(--shadow-1) !important; }
.bubble.outgoing {
    background: linear-gradient(135deg, var(--c-primary), #3b82f6) !important;
    border: none !important;
}
.bubble.incoming { background: var(--c-card) !important; }
@keyframes bubble-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.bubble { animation: bubble-in .18s ease-out; }

/* ── Анхааруулгын баннер: амьд харагдац ── */
.clinical-alert-box, .notice-banner, .doctor-announcement {
    border-radius: var(--radius) !important;
    animation: fade-in .3s ease-out;
}
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }

/* ── Status баннер (Идэвхтэй / Дууссан) ── */
.status-active  { background: var(--c-green-bg) !important; color: var(--c-green) !important; border: 1px solid #a7f3d0 !important; }
.status-expired { background: var(--c-red-bg) !important;   color: var(--c-red) !important;   border: 1px solid #fecaca !important; }

/* ── Гар/долоо гараар гүйлгэх үед тод фокус ── */
a:focus-visible, button:focus-visible, input:focus-visible,
select:focus-visible, textarea:focus-visible {
    outline: 3px solid rgba(37, 99, 235, .4);
    outline-offset: 2px;
}

/* ── Хөдөлгөөн бага хэрэглэх тохиргоо хүндэлсэн хүмүүст ── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important;
        transition-duration: .01ms !important;
    }
}

/* ── Нарийн скроллбар ── */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 5px; border: 2px solid var(--c-bg); }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }