/* =====================================================
   app.css — Premium Blog Theme
   Bootstrap 5.3 + Custom Design System
   ===================================================== */

/* ---------------------------------------------------
   Design Tokens
   --------------------------------------------------- */
:root {
    /* Brand */
    --brand-primary:        #4f46e5;
    --brand-primary-dark:   #3730a3;
    --brand-primary-light:  #eef2ff;
    --brand-primary-rgb:    79, 70, 229;

    --brand-accent:         #f59e0b;
    --brand-accent-dark:    #d97706;
    --brand-accent-light:   #fef3c7;

    --brand-success:        #10b981;
    --brand-danger:         #ef4444;
    --brand-dark:           #0f172a;
    --brand-gray-900:       #111827;
    --brand-gray-800:       #1f2937;
    --brand-gray-700:       #374151;
    --brand-gray-500:       #6b7280;
    --brand-gray-400:       #9ca3af;
    --brand-gray-200:       #e5e7eb;
    --brand-gray-100:       #f3f4f6;
    --brand-gray-50:        #f9fafb;

    /* Typography */
    --font-sans:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono:    'SFMono-Regular', 'Consolas', 'Liberation Mono', monospace;
    --font-size-xs: .75rem;
    --font-size-sm: .875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --line-height-base: 1.75;
    --line-height-tight: 1.3;

    /* Spacing */
    --radius-sm:  .375rem;
    --radius-md:  .625rem;
    --radius-lg:  1rem;
    --radius-xl:  1.25rem;
    --radius-pill: 100px;

    /* Shadows */
    --shadow-xs:  0 1px 2px rgba(0,0,0,.05);
    --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
    --shadow-md:  0 4px 12px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);
    --shadow-lg:  0 12px 28px rgba(0,0,0,.10), 0 4px 8px rgba(0,0,0,.06);
    --shadow-xl:  0 24px 48px rgba(0,0,0,.12), 0 8px 16px rgba(0,0,0,.06);
    --shadow-primary: 0 6px 20px rgba(79,70,229,.28);

    /* Transitions */
    --ease:       cubic-bezier(.4,0,.2,1);
    --duration:   .2s;
    --transition: var(--duration) var(--ease);
}

/* ---------------------------------------------------
   Base Reset & Typography
   --------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: var(--font-sans);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--brand-gray-800);
    background: #fff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-sans);
    font-weight: 700;
    line-height: var(--line-height-tight);
    letter-spacing: -.02em;
    color: var(--brand-dark);
}

a { transition: color var(--transition), opacity var(--transition); }

img { max-width: 100%; height: auto; display: block; }

/* ---------------------------------------------------
   Reading Progress Bar
   --------------------------------------------------- */
.reading-progress-bar {
    position: fixed; top: 0; left: 0;
    height: 3px; width: 0%;
    background: linear-gradient(90deg, var(--brand-primary), var(--brand-accent));
    z-index: 9999;
    transition: width .1s linear;
    border-radius: 0 2px 2px 0;
}

/* ---------------------------------------------------
   Navbar — Frosted, Minimal
   --------------------------------------------------- */
/* ─────────────────────────────────────────
   Premium Site Header
   ───────────────────────────────────────── */
.header-accent-bar {
    height: 3px;
    background: linear-gradient(90deg,#4f46e5 0%,#7c3aed 45%,#f59e0b 100%);
}

.site-header {
    z-index: 1030;
    background: rgba(255,255,255,.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(15,23,42,.07);
    transition: box-shadow .3s var(--ease), background .3s var(--ease);
}
.site-header.scrolled {
    box-shadow: 0 4px 30px rgba(0,0,0,.08);
    border-bottom-color: transparent;
}

/* ── Logo ── */
.navbar-brand { text-decoration: none !important; }
.navbar-brand:hover .logo-icon-wrap { transform: scale(1.06) rotate(-3deg); }
.logo-icon-wrap {
    transition: transform .3s var(--ease);
    flex-shrink: 0;
}
.logo-wordmark {
    display: flex;
    flex-direction: column;
    line-height: 1;
    gap: 2px;
}
.logo-name {
    font-size: 1.05rem;
    font-weight: 800;
    color: #0f172a;
    letter-spacing: -.03em;
    line-height: 1;
}
.logo-sub {
    font-size: .52rem;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--brand-primary);
    line-height: 1;
}

/* ── Nav links ── */
#mainNavbar { padding: .75rem 0; }

.site-header .nav-link {
    font-size: .875rem;
    font-weight: 600;
    color: #374151;
    padding: .45rem .8rem !important;
    border-radius: 0;
    position: relative;
    transition: color .2s var(--ease);
    background: transparent !important;
}
/* Underline uses ::before so it never conflicts with Bootstrap's ::after dropdown caret */
.site-header .nav-link::before {
    content: '';
    position: absolute;
    bottom: -1px;
    left: .8rem;
    right: .8rem;
    height: 2px;
    border-radius: 2px;
    background: var(--brand-primary);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform .22s var(--ease);
    pointer-events: none;
    z-index: 1;
}
.site-header .nav-link:hover              { color: var(--brand-primary) !important; }
.site-header .nav-link.active             { color: var(--brand-primary) !important; }
.site-header .nav-link:hover::before      { transform: scaleX(1); }
.site-header .nav-link.active::before     { transform: scaleX(1); }

/* Cleanly remove Bootstrap's built-in ::after triangle caret — ::before underline is untouched */
.site-header .nav-link.dropdown-toggle::after { display: none !important; }

/* Custom dropdown caret */
.site-header .nav-link.dropdown-toggle .caret-icon {
    font-size: .55rem;
    margin-left: .3rem;
    transition: transform .2s;
    display: inline-block;
}
.site-header .nav-item.show .caret-icon { transform: rotate(180deg); }

/* ── Dropdown ── */
.navbar .dropdown-menu {
    border: 1px solid var(--brand-gray-200);
    border-radius: var(--radius-lg);
    box-shadow: 0 16px 40px rgba(0,0,0,.10), 0 4px 8px rgba(0,0,0,.06);
    padding: .5rem;
    animation: dropdownIn .18s var(--ease);
    min-width: 230px;
    margin-top: 0 !important;
}

/* Invisible bridge above the dropdown so the hover zone is continuous —
   prevents the mouse from "losing" the nav-item when crossing the visual gap */
.navbar .dropdown-menu::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 0;
    right: 0;
    height: 8px;
}
.navbar .dropdown-item {
    border-radius: var(--radius-sm);
    padding: .5rem .75rem;
    font-size: .875rem;
    font-weight: 500;
    color: var(--brand-gray-700);
    display: flex;
    align-items: center;
    gap: .6rem;
    transition: background .15s, color .15s;
}
.navbar .dropdown-item .di-icon {
    width: 26px; height: 26px;
    border-radius: 6px;
    background: var(--brand-primary-light);
    color: var(--brand-primary);
    display: inline-flex; align-items: center; justify-content: center;
    font-size: .7rem;
    flex-shrink: 0;
    transition: background .15s, color .15s;
}
.navbar .dropdown-item:hover { background: var(--brand-primary-light); color: var(--brand-primary); }
.navbar .dropdown-item:hover .di-icon { background: var(--brand-primary); color: #fff; }

@media (min-width: 992px) {
    .navbar .nav-item.dropdown:hover > .dropdown-menu {
        display: block;
        margin-top: 0;
        top: calc(100% + 6px); /* 6px visual gap, covered by the 8px ::before bridge */
    }
}
@keyframes dropdownIn {
    from { opacity: 0; transform: translateY(-6px) scale(.97); }
    to   { opacity: 1; transform: translateY(0)    scale(1); }
}

/* ── Header search ── */
.header-search-wrap { position: relative; }
.header-search-input {
    background: #f1f5f9;
    border: 1.5px solid transparent;
    border-radius: var(--radius-pill);
    padding: .4rem 1rem .4rem 2.25rem;
    font-size: .8125rem;
    width: 190px;
    color: #374151;
    transition: width .3s var(--ease), border-color .2s, box-shadow .2s, background .2s;
    outline: none;
}
.header-search-input::placeholder { color: #9ca3af; }
.header-search-input:focus {
    background: #fff;
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 3px rgba(79,70,229,.12);
    width: 240px;
}
.header-search-icon {
    position: absolute;
    left: .75rem;
    top: 50%;
    transform: translateY(-50%);
    color: #9ca3af;
    font-size: .75rem;
    pointer-events: none;
    transition: color .2s;
}
.header-search-wrap:focus-within .header-search-icon { color: var(--brand-primary); }

/* ── Auth buttons ── */
.btn-nav-login {
    font-size: .8125rem;
    font-weight: 600;
    padding: .4rem 1.1rem;
    border-radius: var(--radius-pill);
    border: 1.5px solid #d1d5db;
    color: #374151;
    background: transparent;
    text-decoration: none;
    transition: border-color .2s, color .2s;
    white-space: nowrap;
}
.btn-nav-login:hover { border-color: var(--brand-primary); color: var(--brand-primary); }

.btn-nav-register {
    font-size: .8125rem;
    font-weight: 600;
    padding: .4rem 1.25rem;
    border-radius: var(--radius-pill);
    background: var(--brand-primary);
    color: #fff !important;
    text-decoration: none;
    border: none;
    white-space: nowrap;
    transition: background .2s, transform .2s, box-shadow .2s;
}
.btn-nav-register:hover {
    background: var(--brand-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-primary);
}

/* ── Mobile toggler ── */
.navbar-toggler {
    border: 1.5px solid #e2e8f0 !important;
    border-radius: 8px !important;
    padding: .35rem .5rem !important;
}
.navbar-toggler:focus { box-shadow: 0 0 0 3px rgba(79,70,229,.15) !important; }

/* Search */
.search-form { position: relative; }

.search-form .form-control {
    background: var(--brand-gray-50);
    border-color: var(--brand-gray-200);
    font-size: .875rem;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.search-form .form-control:focus {
    background: #fff;
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 3px rgba(var(--brand-primary-rgb),.12);
}

#searchSuggestions {
    position: absolute; top: calc(100% + 6px); left: 0; right: 0;
    max-height: 320px; overflow-y: auto;
    z-index: 1050;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--brand-gray-200);
}

.search-suggestion-item {
    display: flex; align-items: center; gap: .75rem;
    padding: .55rem .875rem;
    text-decoration: none;
    color: var(--brand-gray-700);
    font-size: .875rem;
    transition: background var(--transition);
}
.search-suggestion-item:hover { background: var(--brand-primary-light); color: var(--brand-primary); }
.search-suggestion-item img { width: 42px; height: 42px; object-fit: cover; border-radius: var(--radius-sm); flex-shrink: 0; }

/* Auth buttons */
.btn-outline-primary {
    border-color: var(--brand-primary);
    color: var(--brand-primary);
}
.btn-outline-primary:hover { background: var(--brand-primary); color: #fff; border-color: var(--brand-primary); }

.btn-primary {
    background: var(--brand-primary);
    border-color: var(--brand-primary);
    box-shadow: var(--shadow-primary);
}
.btn-primary:hover { background: var(--brand-primary-dark); border-color: var(--brand-primary-dark); }

/* ---------------------------------------------------
   Hero Section
   --------------------------------------------------- */
.hero-section { position: relative; overflow: hidden; }

.hero-main-card { cursor: pointer; }
.hero-main-card:hover img { transform: scale(1.04); transition: transform .6s var(--ease); }

/* ---------------------------------------------------
   Section Headings
   --------------------------------------------------- */
.section-label {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--brand-primary);
    margin-bottom: .5rem;
}

.section-label::before {
    content: '';
    display: inline-block;
    width: 20px; height: 2px;
    background: var(--brand-primary);
    border-radius: 2px;
}

.section-title-accent {
    display: inline-block;
    width: 4px; height: 1.15em;
    background: linear-gradient(180deg, var(--brand-primary), var(--brand-accent));
    border-radius: 2px;
    margin-right: .5rem;
    vertical-align: middle;
}

/* ---------------------------------------------------
   Post Card — Premium redesign
   --------------------------------------------------- */
.post-card {
    border-radius: var(--radius-xl) !important;
    transition: transform var(--transition), box-shadow var(--transition);
    background: #fff;
    border: 1px solid var(--brand-gray-100) !important;
}

.post-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl) !important;
    border-color: transparent !important;
}

/* Image wrapper — 16:9 */
.post-card-thumbnail {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    width: 100%;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.post-card-thumbnail img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s var(--ease);
    will-change: transform;
    backface-visibility: hidden;
}

.post-card:hover .post-card-thumbnail img { transform: scale(1.06); }

/* Gradient overlay on image bottom */
.post-card-thumbnail::after {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(15,23,42,.55) 0%, transparent 55%);
    pointer-events: none;
    opacity: 0;
    transition: opacity .3s var(--ease);
}
.post-card:hover .post-card-thumbnail::after { opacity: 1; }

/* Category badge — on the image */
.post-category-badge {
    display: inline-block;
    font-size: .65rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    padding: .28em .75em;
    border-radius: var(--radius-pill);
    color: #fff !important;
    text-decoration: none !important;
    line-height: 1.5;
}

/* Card body */
.post-card .card-body { padding: 1.25rem 1.25rem 1rem; }

.post-card-title {
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: -.01em;
    color: var(--brand-dark);
    margin-bottom: .5rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color var(--transition);
}

.post-card:hover .post-card-title { color: var(--brand-primary); }

.post-card-excerpt {
    font-size: .875rem;
    color: var(--brand-gray-500);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: .875rem;
}

.post-card-meta {
    display: flex;
    align-items: center;
    gap: .5rem;
    font-size: .78rem;
    color: var(--brand-gray-400);
    padding-top: .75rem;
    border-top: 1px solid var(--brand-gray-100);
}

.post-card-meta .author-name { color: var(--brand-gray-600, #4b5563); font-weight: 500; }
.post-card-meta .meta-dot { width: 3px; height: 3px; background: var(--brand-gray-300, #d1d5db); border-radius: 50%; flex-shrink: 0; }

/* Reading time pill */
.read-time-pill {
    display: inline-flex;
    align-items: center;
    gap: .25rem;
    font-size: .7rem;
    font-weight: 600;
    color: var(--brand-primary);
    background: var(--brand-primary-light);
    padding: .2em .55em;
    border-radius: var(--radius-pill);
    margin-left: auto;
    flex-shrink: 0;
}

/* No-image fallback — gradient by category color */
.post-card-no-image {
    width: 100%; height: 100%;
    display: flex; align-items: center; justify-content: center;
    font-size: 2.5rem;
    opacity: .35;
}

/* ---------------------------------------------------
   Featured Post Card (large hero variant)
   --------------------------------------------------- */
.featured-post-card {
    border-radius: var(--radius-xl);
    overflow: hidden;
    position: relative;
    cursor: pointer;
}

.featured-post-card img {
    transition: transform .6s var(--ease);
    will-change: transform;
    backface-visibility: hidden;
}

.featured-post-card:hover img { transform: scale(1.04); }

/* ---------------------------------------------------
   Category Marquee (home page)
   --------------------------------------------------- */
@keyframes cat-scroll {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

.cat-marquee-wrap {
    position: relative;
    overflow: hidden;
    /* extra vertical padding so card shadows aren't clipped */
    padding: .5rem 0 1rem;
    margin: 0 -1rem; /* bleed slightly past container */
}

.cat-marquee-track {
    display: flex;
    gap: 1.25rem;
    width: max-content;
    animation: cat-scroll 28s linear infinite;
}

/* Pause on hover */
.cat-marquee-wrap:hover .cat-marquee-track {
    animation-play-state: paused;
}

/* Individual card */
.cat-marquee-card {
    flex-shrink: 0;
    width: 168px;
    background: #fff;
    border: 1px solid var(--brand-gray-100);
    border-radius: var(--radius-xl);
    padding: 1.375rem 1rem 1.125rem;
    text-align: center;
    text-decoration: none !important;
    transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
    display: block;
    position: relative;
    overflow: hidden;
}

.cat-marquee-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

/* Icon circle */
.cat-card-icon {
    width: 56px; height: 56px;
    border-radius: var(--radius-lg);
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 1rem;
    transition: transform .3s var(--ease);
}

.cat-marquee-card:hover .cat-card-icon {
    transform: scale(1.12) rotate(-5deg);
}

.cat-card-name {
    font-size: .875rem;
    font-weight: 700;
    color: var(--brand-dark);
    margin: 0 0 .3rem;
    line-height: 1.3;
}

.cat-card-count {
    font-size: .72rem;
    color: var(--brand-gray-400);
    margin: 0 0 .875rem;
}

/* Bottom accent bar */
.cat-card-bar {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 3px;
    opacity: 0;
    transition: opacity .25s var(--ease);
}

.cat-marquee-card:hover .cat-card-bar { opacity: 1; }

/* Fade edges */
.cat-marquee-fade {
    position: absolute;
    top: 0; bottom: 0;
    width: 80px;
    pointer-events: none;
    z-index: 2;
}

.cat-marquee-fade-left {
    left: 0;
    background: linear-gradient(to right, var(--brand-gray-50) 0%, transparent 100%);
}

.cat-marquee-fade-right {
    right: 0;
    background: linear-gradient(to left, var(--brand-gray-50) 0%, transparent 100%);
}

/* ---------------------------------------------------
   Category Cards
   --------------------------------------------------- */
.category-card {
    border-radius: var(--radius-xl) !important;
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition);
    border: 1px solid var(--brand-gray-100) !important;
}

.category-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg) !important;
    border-color: transparent !important;
}

.category-card:hover .rounded-3 {
    transform: scale(1.1) rotate(-4deg);
    filter: brightness(1.1);
}

.category-card:hover .rounded-pill {
    opacity: 1 !important;
    width: 48px !important;
}

/* ---------------------------------------------------
   Sidebar
   --------------------------------------------------- */
.blog-sidebar .sidebar-widget {
    border-radius: var(--radius-xl) !important;
    border: 1px solid var(--brand-gray-100) !important;
    overflow: hidden;
}

.sidebar-widget-title {
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .09em;
    text-transform: uppercase;
    color: var(--brand-gray-500);
    padding-bottom: .75rem;
    border-bottom: 2px solid var(--brand-gray-100);
    margin-bottom: 1rem !important;
}

.popular-post-number {
    font-size: 1.875rem;
    line-height: 1;
    min-width: 2.25rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--brand-primary-light), var(--brand-primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 1;
}

.tag-badge {
    border-radius: var(--radius-pill) !important;
    transition: all var(--transition);
    font-size: .75rem;
    font-weight: 500;
    border: 1px solid var(--brand-gray-200);
    color: var(--brand-gray-600, #4b5563);
    padding: .3em .75em;
}

.tag-badge:hover {
    background: var(--brand-primary) !important;
    color: #fff !important;
    border-color: var(--brand-primary) !important;
    transform: translateY(-1px);
    box-shadow: 0 3px 10px rgba(var(--brand-primary-rgb),.3);
}

.tags-cloud { gap: .4rem !important; }

/* ---------------------------------------------------
   Post Content (Single Post Prose)
   --------------------------------------------------- */
.post-content.prose {
    font-size: 1.0625rem;
    line-height: 1.82;
    color: var(--brand-gray-800);
}

.post-content.prose h2 {
    font-size: 1.55rem;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    padding-bottom: .625rem;
    border-bottom: 2px solid var(--brand-gray-100);
}

.post-content.prose h3 {
    font-size: 1.275rem;
    margin-top: 2rem;
    margin-bottom: .75rem;
}

.post-content.prose h4 { font-size: 1.1rem; margin-top: 1.5rem; }

.post-content.prose p { margin-bottom: 1.5rem; }

.post-content.prose a {
    color: var(--brand-primary);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-color: rgba(var(--brand-primary-rgb),.4);
}

.post-content.prose a:hover {
    text-decoration-color: var(--brand-primary);
    color: var(--brand-primary-dark);
}

.post-content.prose img {
    border-radius: var(--radius-lg);
    margin: 2rem auto;
    box-shadow: var(--shadow-md);
}

.post-content.prose blockquote {
    border-left: 4px solid var(--brand-primary);
    padding: 1.125rem 1.5rem;
    margin: 2rem 0;
    background: var(--brand-primary-light);
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
    font-style: italic;
    color: var(--brand-primary-dark);
    font-size: 1.05rem;
}

.post-content.prose pre {
    background: var(--brand-dark);
    color: #e2e8f0;
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    overflow-x: auto;
    font-size: .875rem;
    line-height: 1.65;
    margin: 1.75rem 0;
    box-shadow: var(--shadow-lg);
}

.post-content.prose code {
    font-size: .85em;
    background: var(--brand-gray-100);
    color: #c0392b;
    padding: .2em .45em;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
}

.post-content.prose pre code { background: none; color: inherit; padding: 0; }

.post-content.prose ul,
.post-content.prose ol { padding-left: 1.75rem; margin-bottom: 1.5rem; }
.post-content.prose li { margin-bottom: .5rem; }

.post-content.prose table {
    width: 100%; border-collapse: collapse; margin: 2rem 0;
    border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.post-content.prose th,
.post-content.prose td { padding: .75rem 1rem; border: 1px solid var(--brand-gray-200); text-align: left; }
.post-content.prose th { background: var(--brand-gray-50); font-weight: 600; }

.post-content.prose mark {
    background: var(--brand-accent-light);
    padding: .1em .3em;
    border-radius: 3px;
}

/* ---------------------------------------------------
   Social Share Buttons
   --------------------------------------------------- */
.btn-social {
    font-size: .8125rem; font-weight: 600;
    border-radius: var(--radius-md);
    padding: .45rem .9rem;
    transition: all var(--transition);
}

.btn-facebook  { background: #1877f2; color: #fff; border-color: #1877f2; }
.btn-facebook:hover  { background: #166fe5; color: #fff; transform: translateY(-2px); box-shadow: 0 4px 14px rgba(24,119,242,.4); }

.btn-twitter   { background: #000; color: #fff; border-color: #000; }
.btn-twitter:hover   { background: #111; color: #fff; transform: translateY(-2px); box-shadow: 0 4px 14px rgba(0,0,0,.3); }

.btn-linkedin  { background: #0a66c2; color: #fff; border-color: #0a66c2; }
.btn-linkedin:hover  { background: #004182; color: #fff; transform: translateY(-2px); box-shadow: 0 4px 14px rgba(10,102,194,.4); }

.btn-whatsapp  { background: #25d366; color: #fff; border-color: #25d366; }
.btn-whatsapp:hover  { background: #1da851; color: #fff; transform: translateY(-2px); box-shadow: 0 4px 14px rgba(37,211,102,.4); }

.btn-copy-link { background: var(--brand-gray-700); color: #fff; border-color: var(--brand-gray-700); }
.btn-copy-link:hover { background: var(--brand-gray-800); color: #fff; transform: translateY(-2px); }
.btn-copy-link.copied { background: var(--brand-success); border-color: var(--brand-success); }

/* ---------------------------------------------------
   Author Bio
   --------------------------------------------------- */
.author-bio-box {
    border-radius: var(--radius-xl) !important;
    background: linear-gradient(135deg, var(--brand-primary-light) 0%, #fff 100%);
    border: 1px solid rgba(var(--brand-primary-rgb),.12) !important;
}

.author-social a {
    color: var(--brand-gray-400);
    font-size: 1.05rem;
    transition: color var(--transition), transform var(--transition);
    display: inline-block;
}
.author-social a:hover { color: var(--brand-primary); transform: translateY(-2px); }

/* ---------------------------------------------------
   Comments
   --------------------------------------------------- */
.comment-item { margin-bottom: 1.25rem; }

.comment-bubble {
    border-radius: var(--radius-lg) !important;
    background: var(--brand-gray-50);
    border: 1px solid var(--brand-gray-100) !important;
}

.comment-text { font-size: .9375rem; line-height: 1.65; }

.comment-nested {
    margin-left: 1.5rem;
    padding-left: 1rem;
    border-left: 3px solid var(--brand-gray-200);
}

@media (min-width: 768px) { .comment-nested { margin-left: 3.5rem; } }

/* ---------------------------------------------------
   Pagination
   --------------------------------------------------- */
.pagination-custom .page-link {
    border-radius: var(--radius-md) !important;
    margin: 0 2px;
    font-weight: 600;
    font-size: .875rem;
    color: var(--brand-gray-600, #4b5563);
    border-color: var(--brand-gray-200);
    transition: all var(--transition);
    min-width: 38px;
    text-align: center;
    line-height: 1.5;
}

.pagination-custom .page-link:hover {
    background: var(--brand-primary-light);
    color: var(--brand-primary);
    border-color: var(--brand-primary);
    transform: translateY(-1px);
}

.pagination-custom .page-item.active .page-link {
    background: var(--brand-primary);
    border-color: var(--brand-primary);
    color: #fff;
    box-shadow: var(--shadow-primary);
}

/* ---------------------------------------------------
   Trending Widget
   --------------------------------------------------- */
.trending-number {
    font-size: 2.25rem; font-weight: 900; line-height: 1;
    min-width: 2.5rem;
    color: var(--brand-gray-200);
}

.trending-item:hover .trending-number { color: var(--brand-primary-light); }

/* ---------------------------------------------------
   Newsletter
   --------------------------------------------------- */
.newsletter-section {
    background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-dark) 100%);
    position: relative;
    overflow: hidden;
}

.newsletter-section::before {
    content: '';
    position: absolute; inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

.newsletter-form .form-control:focus {
    border-color: #fff;
    box-shadow: 0 0 0 3px rgba(255,255,255,.25);
}

/* ---------------------------------------------------
   Footer — Premium Indigo/Navy
   --------------------------------------------------- */
.site-footer {
    background: #0d0c1c;
    color: #8b8ba8;
    font-size: .9rem;
}

/* Column heading label */
.ft-col-heading {
    font-size: .65rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: #f59e0b;
    margin-bottom: 1.25rem;
    padding-bottom: .625rem;
    border-bottom: 1px solid rgba(255,255,255,.07);
}

/* Social icon buttons */
.ft-social-icon {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 36px; height: 36px;
    border-radius: 8px;
    background: rgba(255,255,255,.07);
    border: 1px solid rgba(255,255,255,.1);
    color: #8b8ba8 !important;
    font-size: .825rem;
    text-decoration: none !important;
    transition: background .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease;
    flex-shrink: 0;
}

.ft-social-icon:hover {
    background: #4f46e5 !important;
    border-color: #4f46e5 !important;
    color: #fff !important;
    transform: translateY(-3px);
    box-shadow: 0 6px 18px rgba(79,70,229,.45);
}

/* Nav links */
.ft-nav-link {
    display: inline-flex;
    align-items: center;
    font-size: .875rem;
    color: #8b8ba8 !important;
    text-decoration: none !important;
    transition: color .2s ease, padding-left .2s ease;
}

.ft-nav-link:hover {
    color: #fff !important;
    padding-left: 3px;
}

/* ---------------------------------------------------
   Back to Top
   --------------------------------------------------- */
.btn-back-to-top {
    position: fixed; bottom: 1.75rem; right: 1.75rem;
    z-index: 1000; width: 46px; height: 46px;
    padding: 0; line-height: 46px; text-align: center;
    font-size: .9rem;
    background: var(--brand-primary) !important;
    border-color: var(--brand-primary) !important;
    box-shadow: var(--shadow-primary);
    opacity: 0; transform: translateY(12px);
    transition: opacity .3s var(--ease), transform .3s var(--ease);
}

.btn-back-to-top.visible { opacity: 1; transform: translateY(0); }
.btn-back-to-top:hover { transform: translateY(-2px) !important; box-shadow: var(--shadow-xl) !important; }

/* ---------------------------------------------------
   Auth Pages
   --------------------------------------------------- */
.auth-body { background: linear-gradient(135deg, var(--brand-primary-light) 0%, #fff 60%); }
.auth-header { border-bottom: 1px solid var(--brand-gray-200); }

.divider { margin: 1.5rem 0; }
.divider hr { border-color: var(--brand-gray-200); }
.divider-text { font-size: .8125rem; background: #fff; color: var(--brand-gray-500); }

/* ---------------------------------------------------
   Admin Layout
   --------------------------------------------------- */
.admin-sidebar {
    position: fixed; top: 0; left: 0;
    height: 100vh; width: 256px;
    z-index: 1040;
    transition: transform .25s var(--ease);
    overflow-y: auto; overflow-x: hidden;
}

.admin-main { margin-left: 256px; transition: margin .25s var(--ease); }

@media (max-width: 991.98px) {
    .admin-sidebar { transform: translateX(-100%); }
    .admin-sidebar.sidebar-open { transform: translateX(0); }
    .admin-main { margin-left: 0; }
    .sidebar-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 1039; display: none; }
    .sidebar-overlay.active { display: block; }
}

.sidebar-link {
    color: var(--brand-gray-400);
    border-radius: var(--radius-md);
    padding: .5rem .75rem !important;
    font-size: .875rem; font-weight: 500;
    transition: background var(--transition), color var(--transition);
    display: flex; align-items: center; gap: .625rem;
    text-decoration: none;
}
.sidebar-link:hover { background: rgba(255,255,255,.08); color: #fff; }
.sidebar-link.active { background: var(--brand-primary); color: #fff; box-shadow: 0 4px 12px rgba(var(--brand-primary-rgb),.4); }

.sidebar-icon { width: 1.125rem; flex-shrink: 0; text-align: center; }
.sidebar-section-title { font-size: .65rem; padding-left: .75rem; margin-top: .5rem; display: block; }

.admin-topbar { height: 56px; }
.admin-content { background: var(--brand-gray-50); }
.admin-footer { background: #fff; font-size: .75rem; }

/* ---------------------------------------------------
   Flash Messages
   --------------------------------------------------- */
.flash-messages-container { position: relative; z-index: 100; }

/* ---------------------------------------------------
   Page Header
   --------------------------------------------------- */
.page-header {
    background: linear-gradient(135deg, var(--brand-primary-light) 0%, #fff 100%);
    border-bottom: 1px solid var(--brand-gray-100);
}

/* ---------------------------------------------------
   Lazy Images
   --------------------------------------------------- */
.lazy-img { opacity: 0; transition: opacity .35s var(--ease); }
.lazy-img.loaded { opacity: 1; }

/* ---------------------------------------------------
   Search Highlight
   --------------------------------------------------- */
mark {
    background: var(--brand-accent-light);
    padding: .1em .25em;
    border-radius: 3px;
    font-weight: 600;
    color: var(--brand-accent-dark);
}

/* ---------------------------------------------------
   Tag Filter Pills (Blog Index)
   --------------------------------------------------- */
.tag-filter-pill {
    border-radius: var(--radius-pill) !important;
    padding: .35em .9em;
    font-size: .78rem; font-weight: 500;
    transition: all var(--transition);
    border: 1px solid var(--brand-gray-200);
}
.tag-filter-pill:hover { transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.tag-filter-pill.active { background: var(--brand-primary) !important; color: #fff !important; border-color: var(--brand-primary) !important; }

/* ---------------------------------------------------
   Ads
   --------------------------------------------------- */
.advertisement-zone { padding: .5rem 0; min-height: 60px; }
.ad-label-block {
    display: block;
    font-size: .6rem;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: #adb5bd;
    margin-bottom: .25rem;
    text-align: center;
}

/* Header / Footer banner strip */
.ad-strip {
    background: #f8f9fa;
    border-top: 1px solid #e9ecef;
    border-bottom: 1px solid #e9ecef;
    padding: .625rem 0;
    position: relative;
}
.ad-strip-header { border-top: none; }
.ad-strip-footer { border-top: 2px solid #e9ecef; border-bottom: none; }
.ad-strip-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    min-height: 60px;
}
.ad-strip-img {
    max-height: 90px;
    max-width: 100%;
    width: auto;
    object-fit: contain;
    border-radius: .25rem;
    display: block;
}
.ad-strip-link { display: inline-flex; }
.ad-strip-code { width: 100%; text-align: center; }
.ad-label {
    position: absolute;
    top: 0;
    left: 0;
    font-size: .55rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: #adb5bd;
    background: #fff;
    border: 1px solid #dee2e6;
    border-radius: .2rem;
    padding: .05rem .3rem;
    line-height: 1.4;
}

/* ---------------------------------------------------
   Utility
   --------------------------------------------------- */
.object-fit-cover { object-fit: cover; }
.cursor-pointer { cursor: pointer; }
.fw-black { font-weight: 900; }
.letter-spacing-1 { letter-spacing: .05em; }

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ---------------------------------------------------
   Responsive
   --------------------------------------------------- */
@media (max-width: 575.98px) {
    .post-card:hover { transform: none; }
    .social-share-buttons .btn-social span { display: none; }
    .comment-nested { margin-left: .75rem; }
    .btn-back-to-top { bottom: 1rem; right: 1rem; }
}

@media (max-width: 767.98px) {
    .author-bio-box .d-flex { flex-direction: column; }
    .post-content.prose { font-size: 1rem; }
    .post-content.prose h2 { font-size: 1.375rem; }
    .post-content.prose h3 { font-size: 1.1875rem; }
}

@media (max-width: 991.98px) {
    .trending-posts-widget { position: static !important; }
}

@media (min-width: 992px) {
    .sticky-lg-top { top: 76px !important; }
}

/* ---------------------------------------------------
   Print
   --------------------------------------------------- */
@media print {
    .site-header, .site-footer, .sidebar, .social-share-buttons,
    .comments-section, .newsletter-section, .advertisement-zone,
    .reading-progress-bar, .btn-back-to-top, #backToTop { display: none !important; }
    .col-lg-8 { width: 100% !important; }
    .post-content.prose { font-size: 11pt; }
    a[href]::after { content: ' (' attr(href) ')'; font-size: 9pt; color: #666; }
}

/* ---------------------------------------------------
   Video Cards (home page + /videos page)
   --------------------------------------------------- */
.vid-card {
    border-radius: 1rem; overflow: hidden;
    background: #fff;
    box-shadow: 0 1px 3px rgba(0,0,0,.07), 0 4px 16px rgba(0,0,0,.06);
    transition: transform .22s ease, box-shadow .22s ease;
    height: 100%; display: flex; flex-direction: column;
}
.vid-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(0,0,0,.13);
}
.vid-thumb-wrap {
    position: relative; aspect-ratio: 16/9;
    overflow: hidden; cursor: pointer;
    background: #0f0e1e; flex-shrink: 0;
}
.vid-thumb-wrap img {
    width: 100%; height: 100%; object-fit: cover; display: block;
    transition: transform .35s ease;
}
.vid-card:hover .vid-thumb-wrap img { transform: scale(1.04); }
.vid-play-btn {
    position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
    background: rgba(0,0,0,.28); transition: background .2s;
}
.vid-card:hover .vid-play-btn { background: rgba(0,0,0,.42); }
.vid-play-circle {
    width: 60px; height: 60px;
    background: rgba(239,68,68,.9);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 24px rgba(239,68,68,.5);
    transition: transform .2s ease, background .2s;
}
.vid-card:hover .vid-play-circle { transform: scale(1.1); background: #ef4444; }
.vid-play-circle i { color: #fff; font-size: 1.25rem; margin-left: 3px; }
.vid-cat-badge {
    position: absolute; top: .75rem; left: .75rem;
    display: inline-flex; align-items: center; gap: .3rem;
    padding: .25rem .65rem; border-radius: 999px;
    font-size: .7rem; font-weight: 700;
    backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
    color: #fff; text-decoration: none;
}
.vid-thumb-wrap iframe {
    position: absolute; inset: 0; width: 100%; height: 100%; border: 0;
}
.vid-card-body {
    padding: 1rem 1.125rem 1.25rem;
    flex: 1; display: flex; flex-direction: column;
}
.vid-title {
    font-size: .9375rem; font-weight: 700;
    color: #111827; line-height: 1.45; margin-bottom: .4rem;
}
.vid-desc {
    font-size: .8125rem; color: #6b7280;
    line-height: 1.6; margin: 0; flex: 1;
}