/* ═══════════════════════════════════════════════════════════════════
   common.css — OptomCRM uchun umumiy CSS asoslari
   ═══════════════════════════════════════════════════════════════════
   Barcha (auth bo'lmagan) sahifalarda yuklanadi. Brauzer 1 marta
   yuklab olib, keyingi sahifalarga cache'dan beradi (1 yillik max-age).

   Ichida quyidagilar bor:
     • Design tokens (rang, radius, shadow, sidebar/topbar o'lchamlari)
     • Reset + base typography
     • Tugma (.btn-*) klasslari
     • Form (.form-control-*, .form-label) klasslari
     • Hamburger (mobile sidebar trigger)
     • Topbar / page-content asoslari
     • Alert / chip / badge utilities
   ═══════════════════════════════════════════════════════════════════ */

/* ─── 1) Design tokens ─── */
:root {
    /* Surfaces & background */
    --bg:           #F3F4F6;
    --surface:      #FFFFFF;
    --panel:        #FFFFFF;
    --card:         #F9FAFB;
    --border:       rgba(0, 0, 0, 0.08);
    --border-active:#4361EE;

    /* Text */
    --text:         #111827;
    --muted:        #6B7280;
    --dim:          #9CA3AF;

    /* Brand & semantic */
    --primary:      #4361EE;
    --primary-glow: rgba(67, 97, 238, 0.10);
    --green:        #059669;
    --green-dim:    rgba(5, 150, 105, 0.10);
    --green-border: rgba(5, 150, 105, 0.25);
    --red:          #DC2626;
    --red-dim:      rgba(220, 38, 38, 0.10);
    --red-border:   rgba(220, 38, 38, 0.25);
    --yellow:       #D97706;
    --yellow-dim:   rgba(217, 119, 6, 0.10);
    --blue:         #3B82F6;
    --blue-dim:     rgba(59, 130, 246, 0.10);

    /* Layout */
    --sidebar-w:        220px;
    --sidebar-collapsed:60px;
    --topbar-h:         54px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow:    0 1px 4px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 1px 3px rgba(0, 0, 0, 0.06), 0 4px 16px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 4px 8px rgba(0, 0, 0, 0.06), 0 12px 40px rgba(0, 0, 0, 0.10);
}

/* ─── 2) Reset & base ─── */
*, *::before, *::after { box-sizing: border-box; }
html { scrollbar-gutter: stable; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ─── 3) Hamburger (mobile sidebar trigger) ─── */
.hamburger {
    display: none;
    background: none;
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    cursor: pointer;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.hamburger:hover { background: #F3F4F6; }
.hamburger svg, .hamburger i { width: 18px; height: 18px; pointer-events: none; }
@media(max-width: 768px) { .hamburger { display: flex; } }
@media(pointer: coarse)  { .hamburger { min-height: 44px; min-width: 44px; } }

/* ─── 4) Tugma klasslari ─── */
.btn-sm-custom {
    border-radius: 8px;
    padding: 6px 14px;
    font-size: .8rem;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid;
    text-decoration: none;
    display: inline-block;
    transition: all .15s;
}
.btn-outline-sm {
    background: transparent;
    border-color: rgba(0, 0, 0, 0.12);
    color: var(--muted);
}
.btn-outline-sm:hover { background: var(--card); color: var(--text); }
.btn-danger-sm {
    background: var(--red-dim);
    border-color: rgba(220, 38, 38, 0.20);
    color: var(--red);
}
.btn-green-sm {
    background: var(--green-dim);
    border-color: rgba(5, 150, 105, 0.20);
    color: var(--green);
}
.btn-purple-sm,
.btn-primary-soft {
    background: var(--primary-glow);
    border-color: rgba(67, 97, 238, 0.20);
    color: var(--primary);
}
.btn-primary-custom {
    background: linear-gradient(135deg, #4361EE 0%, #6366F1 100%);
    box-shadow: 0 4px 14px rgba(67, 97, 238, 0.35);
    border: none;
    border-radius: 10px;
    padding: 9px 18px;
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    font-size: .88rem;
    white-space: nowrap;
    transition: all .2s ease;
}
.btn-primary-custom:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(67, 97, 238, 0.45);
}
.btn-primary-custom:active { transform: translateY(0); }

/* ─── 5) Form controls ─── */
.form-control-dark {
    background: #FAFAFA;
    border: 1.5px solid rgba(0, 0, 0, 0.10);
    border-radius: 10px;
    color: var(--text);
    padding: 9px 12px;
    width: 100%;
    font-size: .875rem;
    box-sizing: border-box;
    transition: border-color .15s, box-shadow .15s;
}
.form-control-dark:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.10);
    background: #fff;
}
.form-control-dark::placeholder { color: var(--dim); }
select.form-control-dark { appearance: auto; }
.form-label-custom {
    font-size: .82rem;
    color: var(--muted);
    font-weight: 600;
    margin-bottom: 4px;
    display: block;
}

/* ─── 6) Topbar / page-content asoslari ─── */
.main-topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04);
    padding: 0 20px;
    height: var(--topbar-h);
    display: flex;
    align-items: center;
    gap: 12px;
}
.page-title {
    font-size: 1.1rem;
    font-weight: 800;
    margin: 0;
    color: #0F172A;
    letter-spacing: -.025em;
}
.page-subtitle {
    font-size: .8rem;
    color: var(--dim);
    margin-top: 1px;
}
.page-content {
    flex: 1;
    padding: 20px 24px;
    animation: fadeInUp .25s ease;
}
.topbar-cluster { display: flex; align-items: center; gap: 12px; }
@media(max-width: 600px) {
    .main-topbar { padding: 0 12px; }
    .page-content { padding: 12px; }
}

/* ─── 7) Cards & panels ─── */
.card-panel,
.panel,
.card-dark,
.dash-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: var(--shadow);
}

/* ─── 8) Alert / chip / badge utilities ─── */
.alert-success {
    background: var(--green-dim);
    border: 1px solid var(--green-border);
    border-radius: 12px;
    padding: 11px 16px;
    color: var(--green);
    font-size: .88rem;
    font-weight: 600;
    margin-bottom: 16px;
}
.alert-error {
    background: var(--red-dim);
    border: 1px solid var(--red-border);
    border-radius: 12px;
    padding: 11px 16px;
    color: var(--red);
    font-size: .88rem;
    font-weight: 600;
    margin-bottom: 16px;
}
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--dim);
}
.empty-state-box {
    border: 2px dashed rgba(0, 0, 0, 0.10);
    border-radius: 16px;
    padding: 48px 20px;
    text-align: center;
    color: var(--dim);
}

/* ─── 9) Table utilities ─── */
.table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
@media(max-width: 600px) {
    .table-wrap table:not(.dt) { min-width: 480px; }
}

/* ─── 10) Modal asoslari ─── */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.50);
    z-index: 1000;
    place-items: center;
}
.modal-overlay.open { display: grid; }
.modal-box {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    width: min(560px, 94vw);
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}
@media(max-width: 600px) {
    .modal-box { width: 95vw; padding: 16px; }
}
.modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.modal-foot {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

/* ─── 11) Animatsiyalar ─── */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Touch device — kattaroq target */
@media(pointer: coarse) {
    a, button { touch-action: manipulation; }
}