/* تیترستان — جایگزین Tailwind CDN (سبک و بدون JS) */
*, *::before, *::after { box-sizing: border-box; }

a {
    color: inherit;
    text-decoration: none;
}

a:hover { text-decoration: none; }

body {
    margin: 0;
    font-family: 'Vazirmatn', system-ui, sans-serif;
    background: #f1f5f9;
    min-height: 100vh;
}

.bg-slate-100 { background: #f1f5f9; }
.bg-white { background: #fff; }
.bg-slate-50 { background: #f8fafc; }
.bg-red-50 { background: #fef2f2; }
.bg-primary-600 { background: #2563eb; }

.min-h-screen { min-height: 100vh; }
.shadow-sm { box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06); }
.border-b { border-bottom: 1px solid #e2e8f0; }
.border-t { border-top: 1px solid #e2e8f0; }
.border { border: 1px solid #e2e8f0; }
.border-slate-200 { border-color: #e2e8f0; }
.border-slate-300 { border-color: #cbd5e1; }
.border-primary-600 { border-color: #2563eb; }
.divide-y > * + * { border-top: 1px solid #f1f5f9; }
.divide-slate-100 > * + * { border-top-color: #f1f5f9; }
.last\:border-none:last-child { border-bottom: none !important; }

.sticky { position: sticky; }
.top-0 { top: 0; }
.z-50 { z-index: 50; }

.max-w-7xl { max-width: 80rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-5xl { max-width: 64rem; }
.mx-auto { margin-left: auto; margin-right: auto; }

.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-5 { padding-left: 1.25rem; padding-right: 1.25rem; }
.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-1\.5 { padding-top: 0.375rem; padding-bottom: 0.375rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-2\.5 { padding-top: 0.625rem; padding-bottom: 0.625rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-5 { padding-top: 1.25rem; padding-bottom: 1.25rem; }
.py-16 { padding-top: 4rem; padding-bottom: 4rem; }
.py-12 { padding-top: 3rem; padding-bottom: 3rem; }
.py-0\.5 { padding-top: 0.125rem; padding-bottom: 0.125rem; }
.p-3 { padding: 0.75rem; }
.p-1\.5 { padding: 0.375rem; }
.p-4 { padding: 1rem; }
.pt-3 { padding-top: 0.75rem; }
.pt-4 { padding-top: 1rem; }
.px-1\.5 { padding-left: 0.375rem; padding-right: 0.375rem; }

.mt-3 { margin-top: 0.75rem; }
.mt-6 { margin-top: 1.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }

.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }
.hidden { display: none !important; }
.block { display: block; }

.flex-col { flex-direction: column; }
.flex-1 { flex: 1 1 0%; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }

.w-8 { width: 2rem; }
.h-8 { height: 2rem; }
.w-2 { width: 0.5rem; }
.h-2 { height: 0.5rem; }
.w-full { width: 100%; }
.w-\[100px\] { width: 100px; }
.min-w-0 { min-width: 0; }
.shrink-0 { flex-shrink: 0; }

.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.col-span-2 { grid-column: span 2 / span 2; }
.col-span-full { grid-column: 1 / -1; }
.gap-4 { gap: 1rem; }

.rounded { border-radius: 0.25rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-full { border-radius: 9999px; }
.overflow-hidden { overflow: hidden; }

.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.text-\[10px\] { font-size: 10px; }
.text-\[11px\] { font-size: 11px; }

.leading-relaxed { line-height: 1.625; }

.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-black { font-weight: 900; }

.text-white { color: #fff; }
.text-primary-500 { color: #3b82f6; }
.text-primary-600 { color: #2563eb; }
.text-primary-700 { color: #1d4ed8; }
.text-slate-500 { color: #64748b; }
.text-slate-600 { color: #475569; }
.text-slate-700 { color: #334155; }
.text-slate-800 { color: #1e293b; }
.text-slate-400 { color: #94a3b8; }
.text-muted { color: #64748b; }
.text-red-500 { color: #ef4444; }
.text-red-600 { color: #dc2626; }

.whitespace-nowrap { white-space: nowrap; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.text-center { text-align: center; }

.transition-colors { transition: color 0.2s ease, background-color 0.2s ease; }

.group:hover .group-hover\:text-primary-600 { color: #2563eb; }

.bg-gradient-to-l { background-image: linear-gradient(to left, var(--grad-from), var(--grad-to)); }
.from-primary-600 { --grad-from: #2563eb; --grad-to: #4f46e5; }
.to-indigo-600 { --grad-to: #4f46e5; }
.from-red-600 { --grad-from: #dc2626; --grad-to: #e11d48; }
.to-rose-600 { --grad-to: #e11d48; }

.grad-political { background: linear-gradient(to left, #2563eb, #1d4ed8); }
.grad-economic { background: linear-gradient(to left, #059669, #0f766e); }
.grad-sports { background: linear-gradient(to left, #f97316, #ef4444); }
.grad-incidents { background: linear-gradient(to left, #dc2626, #e11d48); }
.grad-world { background: linear-gradient(to left, #4f46e5, #7c3aed); }
.grad-tech { background: linear-gradient(to left, #0891b2, #0284c7); }
.grad-health { background: linear-gradient(to left, #22c55e, #059669); }
.grad-cultural { background: linear-gradient(to left, #9333ea, #db2777); }
.grad-auto { background: linear-gradient(to left, #475569, #374151); }
.grad-market { background: linear-gradient(to left, #d97706, #ca8a04); }
.grad-default { background: linear-gradient(to left, #2563eb, #4f46e5); }

.focus\:border-primary-500:focus { border-color: #3b82f6; outline: none; }

.hover\:bg-slate-100:hover { background: #f1f5f9; }

@media (min-width: 640px) {
    .sm\:flex-row { flex-direction: row; }
    .sm\:flex-1 { flex: 1 1 0%; }
    .sm\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
    .sm\:py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
    .sm\:text-lg { font-size: 1.125rem; line-height: 1.75rem; }
    .sm\:text-base { font-size: 1rem; line-height: 1.5rem; }
}

@media (min-width: 768px) {
    .md\:flex { display: flex !important; }
    .md\:hidden { display: none !important; }
}

@media (min-width: 1024px) {
    .lg\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .lg\:grid-cols-sidebar { grid-template-columns: 1fr 250px; }
}

/* هدر سایت — layout و breakpoint */
.site-logo { width: 1.75rem; height: 1.75rem; }
.site-brand-text {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 800;
    color: #0f172a;
    line-height: 1.2;
}

.mobile-menu-panel {
    padding: 0.5rem 0 0.75rem;
    border-top: 1px solid #f1f5f9;
    margin-top: 0.5rem;
}
.mobile-menu-panel[hidden] {
    display: none !important;
}

#main-menu { min-height: 40px; }
#footer-menu { min-height: 36px; }

@media (min-width: 768px) {
    .tr-menu-btn {
        display: none !important;
    }
}

/* legacy */
.menu-toggle-btn {
    border: none;
    background: transparent;
    color: #2563eb;
    font-size: 1.5rem;
    line-height: 1;
    padding: 0.375rem;
    cursor: pointer;
    display: none;
}

.bg-red-500 { background: #ef4444; }
.ml-1 { margin-left: 0.25rem; }

.min-h-120 { min-height: 120px; }
.min-h-160 { min-height: 160px; }
.min-h-200 { min-height: 200px; }
.min-h-300 { min-height: 300px; }

.cat-header {
    margin: 0;
    font-size: 0.875rem;
    font-weight: 700;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

.cat-header-title {
    margin: 0;
    font-size: inherit;
    font-weight: inherit;
    color: inherit;
}

.cat-archive-link {
    font-size: 0.68rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.95);
    text-decoration: none;
    white-space: nowrap;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.16);
    transition: background 0.15s ease, color 0.15s ease;
}

.cat-archive-link:hover {
    background: rgba(255, 255, 255, 0.3);
    color: #fff;
}

.cat-archive-link .fa-chevron-left {
    font-size: 0.6rem;
    margin-right: 0.15rem;
    opacity: 0.9;
}