/* ==========================================================
   WhatsApp Group Directory — Premium Design System
   ========================================================== */

:root {
    /* Brand gradient (WhatsApp-relevant, premium) */
    --grad-start: #25D366;
    --grad-end: #128C7E;
    --accent-violet: #7C6FF0;
    --accent-gold: #D4AF37;

    /* Dark mode (default) */
    --bg: #0B0F14;
    --bg-elevated: #10151C;
    --glass: rgba(255,255,255,0.055);
    --glass-border: rgba(255,255,255,0.09);
    --glass-hover: rgba(255,255,255,0.09);
    --text-primary: #F2F5F8;
    --text-muted: #93A0AF;
    --text-dim: #5C6773;
    --shadow-soft: 0 8px 30px rgba(0,0,0,0.35);
    --radius-lg: 22px;
    --radius-md: 16px;
    --radius-sm: 10px;
}

[data-theme="light"] {
    --bg: #F5F7FA;
    --bg-elevated: #FFFFFF;
    --glass: rgba(255,255,255,0.75);
    --glass-border: rgba(15,23,32,0.08);
    --glass-hover: rgba(255,255,255,0.95);
    --text-primary: #10161D;
    --text-muted: #5C6773;
    --text-dim: #8A95A1;
    --shadow-soft: 0 8px 30px rgba(15,23,42,0.08);
}

* { box-sizing: border-box; }

/* Fix: Bootstrap's .text-muted uses !important and was making text
   nearly invisible in dark mode. Force our own readable muted color. */
.text-muted {
    color: var(--text-muted) !important;
}

/* Fix: Form inputs were using transparent backgrounds which made
   placeholder/typed text inconsistently visible depending on what
   background gradient happened to be behind them. Force a solid,
   reliable background + readable text everywhere. */
.form-control, .form-select {
    background: var(--bg-elevated) !important;
    color: var(--text-primary) !important;
    border-color: var(--glass-border) !important;
}
[data-theme="light"] .form-control, [data-theme="light"] .form-select {
    background: #FFFFFF !important;
    color: var(--text-primary) !important;
}
.form-control::placeholder { color: var(--text-dim) !important; opacity: 1; }
.form-control:focus, .form-select:focus {
    background: var(--bg-elevated) !important;
    color: var(--text-primary) !important;
    border-color: var(--grad-start) !important;
    box-shadow: 0 0 0 3px rgba(37,211,102,0.15);
}
.form-select option { color: #10161D; }

body {
    background: var(--bg);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    transition: background .35s ease, color .35s ease;
    overflow-x: hidden;
}

h1, h2, h3, h4, .display-font {
    font-family: 'Sora', 'Inter', sans-serif;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.font-mono { font-family: 'JetBrains Mono', monospace; }

a { text-decoration: none; }

/* ---------- Search Tag Pills (What People Are Searching For) ---------- */
.search-tag-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 18px;
    border-radius: 50px;
    background: rgba(37, 211, 102, 0.08);
    border: 1px solid rgba(37, 211, 102, 0.25);
    color: var(--grad-start);
    font-size: .85rem;
    font-weight: 600;
    transition: all .2s ease;
}
.search-tag-pill span {
    color: var(--text-dim);
    font-weight: 500;
}
.search-tag-pill:hover {
    background: rgba(37, 211, 102, 0.15);
    border-color: var(--grad-start);
    transform: translateY(-2px);
    color: var(--grad-start);
}

/* ---------- Scrolling Marquee Tags (premium touch) ---------- */
.marquee-wrap {
    overflow: hidden;
    max-width: 700px;
    margin: 0 auto 24px;
    mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.marquee-track {
    display: flex;
    gap: 10px;
    width: max-content;
    animation: marquee-scroll 28s linear infinite;
}
.marquee-tag {
    display: inline-block;
    padding: 7px 16px;
    border-radius: 50px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-size: .82rem;
    font-weight: 600;
    white-space: nowrap;
}
@keyframes marquee-scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
@media (max-width: 767px) {
    .marquee-track { animation-duration: 20s; }
}
@media (prefers-reduced-motion: reduce) {
    .marquee-track { animation: none; }
}

/* ---------- Ambient gradient orbs (signature element) ---------- */
.orb-field {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}
.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: .35;
    animation: float 18s ease-in-out infinite;
}
.orb-1 { width: 480px; height: 480px; background: var(--grad-start); top: -120px; left: -100px; }
.orb-2 { width: 420px; height: 420px; background: var(--accent-violet); top: 200px; right: -140px; animation-delay: -6s; }
.orb-3 { width: 380px; height: 380px; background: var(--grad-end); bottom: -160px; left: 30%; animation-delay: -12s; }

@keyframes float {
    0%, 100% { transform: translate(0,0) scale(1); }
    50% { transform: translate(30px, -40px) scale(1.08); }
}

@media (prefers-reduced-motion: reduce) {
    .orb { animation: none; }
    * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ---------- Glass surfaces ---------- */
.glass {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px) saturate(140%);
    -webkit-backdrop-filter: blur(20px) saturate(140%);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
}

/* ---------- Navbar ---------- */
.navbar-premium {
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 14px 0;
    background: var(--glass);
    border-bottom: 1px solid var(--glass-border);
    backdrop-filter: blur(20px) saturate(140%);
    -webkit-backdrop-filter: blur(20px) saturate(140%);
}
.brand-logo {
    font-family: 'Sora', sans-serif;
    font-weight: 800;
    font-size: 1.35rem;
    background: linear-gradient(135deg, var(--grad-start), var(--grad-end));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.nav-link-premium {
    color: var(--text-muted) !important;
    font-weight: 500;
    font-size: .93rem;
    padding: 8px 14px !important;
    border-radius: var(--radius-sm);
    transition: all .2s ease;
}
.nav-link-premium:hover, .nav-link-premium.active {
    color: var(--text-primary) !important;
    background: var(--glass-hover);
}
.theme-toggle {
    width: 40px; height: 40px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    background: var(--glass-hover);
    border: 1px solid var(--glass-border);
    cursor: pointer;
    color: var(--text-primary);
}

/* ---------- Buttons ---------- */
.btn-gradient {
    background: linear-gradient(135deg, var(--grad-start), var(--grad-end));
    color: #fff;
    border: none;
    font-weight: 600;
    padding: 12px 28px;
    border-radius: 50px;
    transition: transform .2s ease, box-shadow .2s ease;
    box-shadow: 0 8px 24px rgba(37,211,102,0.25);
}
.btn-gradient:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(37,211,102,0.35);
    color: #fff;
}
.btn-glass {
    background: var(--glass-hover);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-weight: 500;
    padding: 11px 24px;
    border-radius: 50px;
    transition: all .2s ease;
}
.btn-glass:hover { background: var(--glass); color: var(--text-primary); }

/* ---------- Hero ---------- */
.hero {
    padding: 100px 0 70px;
    text-align: center;
}
.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: .8rem;
    font-weight: 600;
    color: var(--grad-start);
    background: rgba(37,211,102,0.1);
    border: 1px solid rgba(37,211,102,0.25);
    padding: 6px 16px;
    border-radius: 50px;
    margin-bottom: 24px;
}
.hero-eyebrow .pulse-dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--grad-start);
    box-shadow: 0 0 0 rgba(37,211,102,0.6);
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37,211,102,0.5); }
    70% { box-shadow: 0 0 0 10px rgba(37,211,102,0); }
    100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}
.hero h1 {
    font-size: clamp(2.2rem, 5vw, 3.6rem);
    line-height: 1.1;
    margin-bottom: 18px;
}
.hero h1 .grad-text {
    background: linear-gradient(135deg, var(--grad-start), var(--grad-end));
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lead {
    color: var(--text-muted);
    max-width: 560px;
    margin: 0 auto 36px;
    font-size: 1.08rem;
}

/* ---------- Search bar ---------- */
.search-shell {
    max-width: 720px;
    margin: 0 auto;
    padding: 10px;
    display: flex;
    gap: 8px;
    align-items: center;
}
.search-shell input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-size: 1rem;
    padding: 12px 14px;
}
.search-shell input::placeholder { color: var(--text-dim); }
.search-shell .btn-gradient { flex-shrink: 0; }

/* ---------- Stats strip ---------- */
.stat-number {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2.1rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--grad-start), var(--accent-violet));
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat-label { color: var(--text-muted); font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; }

/* ---------- Section headers ---------- */
.section-eyebrow {
    color: var(--grad-start);
    font-weight: 600;
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .1em;
    margin-bottom: 8px;
    display: block;
}
.section-title { font-size: clamp(1.5rem, 3vw, 2.1rem); margin-bottom: 6px; }
.section-sub { color: var(--text-muted); margin-bottom: 40px; }

/* ---------- Category cards ---------- */
.category-card {
    padding: 26px 20px;
    text-align: center;
    transition: transform .25s ease, background .25s ease;
    cursor: pointer;
    color: var(--text-primary);
    display: block;
}
.category-card:hover {
    transform: translateY(-6px);
    background: var(--glass-hover);
    color: var(--text-primary);
}
.category-icon {
    width: 52px; height: 52px;
    margin: 0 auto 14px;
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem;
    background: linear-gradient(135deg, rgba(37,211,102,0.18), rgba(124,111,240,0.18));
    color: var(--grad-start);
}
.category-card h6 { margin-bottom: 4px; font-size: .95rem; }
.category-card small { color: var(--text-dim); }

/* ---------- Group cards ---------- */
.group-card {
    overflow: hidden;
    transition: transform .25s ease, box-shadow .25s ease;
    height: 100%;
}
.group-card:hover { transform: translateY(-5px); }
.group-card-cover {
    height: 150px;
    background: linear-gradient(135deg, var(--grad-start), var(--accent-violet));
    position: relative;
    display: flex; align-items: center; justify-content: center;
}
.group-card-cover i { font-size: 2.4rem; color: rgba(255,255,255,0.85); }
.badge-featured {
    position: absolute; top: 12px; left: 12px;
    background: var(--accent-gold); color: #1a1a1a;
    font-size: .7rem; font-weight: 700;
    padding: 4px 10px; border-radius: 50px;
}
.group-card-body { padding: 18px; }
.group-card-body h6 { margin-bottom: 6px; font-size: 1rem; }
.group-card-body p { color: var(--text-muted); font-size: .85rem; margin-bottom: 14px; min-height: 38px; }
.group-meta { display: flex; align-items: center; gap: 14px; font-size: .78rem; color: var(--text-dim); }
.group-meta .live-dot {
    width: 7px; height: 7px; border-radius: 50%; background: var(--grad-start);
    display: inline-block; margin-right: 4px;
    animation: pulse 2s infinite;
}

/* ---------- Country/City pills ---------- */
.place-pill {
    display: flex; align-items: center; gap: 10px;
    padding: 14px 18px;
    transition: transform .2s ease;
}
.place-pill:hover { transform: translateY(-3px); }
.place-pill span.count { margin-left: auto; color: var(--text-dim); font-size: .8rem; }

/* ---------- Testimonials ---------- */
.testimonial-card { padding: 26px; height: 100%; }
.testimonial-card .stars { color: var(--accent-gold); font-size: .85rem; margin-bottom: 12px; }
.testimonial-card p.quote { color: var(--text-muted); font-size: .92rem; margin-bottom: 18px; }
.testimonial-avatar {
    width: 40px; height: 40px; border-radius: 50%;
    background: linear-gradient(135deg, var(--grad-start), var(--accent-violet));
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-weight: 700; font-size: .9rem;
}

/* ---------- FAQ ---------- */
.faq-item { padding: 4px 22px; margin-bottom: 12px; }
.faq-item .faq-q {
    display: flex; justify-content: space-between; align-items: center;
    padding: 16px 0; cursor: pointer; font-weight: 600; font-size: .95rem;
}
.faq-item .faq-a { color: var(--text-muted); font-size: .88rem; padding-bottom: 16px; display: none; }
.faq-item.open .faq-a { display: block; }
.faq-item .faq-q i { transition: transform .25s ease; color: var(--grad-start); }
.faq-item.open .faq-q i { transform: rotate(45deg); }

/* ---------- Newsletter ---------- */
.newsletter-box {
    padding: 50px 40px;
    text-align: center;
    background: linear-gradient(135deg, rgba(37,211,102,0.1), rgba(124,111,240,0.1));
}

/* ---------- Footer ---------- */
.footer-premium {
    background: var(--bg-elevated);
    border-top: 1px solid var(--glass-border);
    padding: 60px 0 24px;
    margin-top: 80px;
}
.footer-premium h6 { font-size: .85rem; text-transform: uppercase; letter-spacing: .08em; color: var(--text-dim); margin-bottom: 18px; }
.footer-premium a { color: var(--text-muted); font-size: .9rem; display: block; margin-bottom: 10px; transition: color .2s ease; }
.footer-premium a:hover { color: var(--grad-start); }
.social-icon {
    width: 38px; height: 38px; border-radius: 50%;
    background: var(--glass-hover); border: 1px solid var(--glass-border);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-primary); transition: all .2s ease;
}
.social-icon:hover { background: linear-gradient(135deg, var(--grad-start), var(--grad-end)); color: #fff; }

/* ---------- Fade-in scroll animation ---------- */
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.fade-up.in-view { opacity: 1; transform: translateY(0); }

/* ---------- Ad slot placeholders ---------- */
.ad-slot { text-align: center; margin: 30px 0; overflow: hidden; }
.ad-slot .ad-label { font-size: .68rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 6px; }

@media (max-width: 767px) {
    .hero { padding: 60px 0 40px; }
    .search-shell { flex-direction: column; }
    .search-shell .btn-gradient { width: 100%; }

    /* CRITICAL: Mobile GPU performance fix - disable ALL blur on mobile.
       This is why it was hanging/lagging. Blur effects = heavy GPU usage.
       Uses theme variables so light mode isn't forced dark. */
    .glass {
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
        background: var(--bg-elevated) !important;
        border: 1px solid var(--glass-border) !important;
    }
    [data-theme="light"] .glass {
        background: #FFFFFF !important;
    }
    .navbar-premium {
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
        background: var(--bg) !important;
    }
    [data-theme="light"] .navbar-premium {
        background: #FFFFFF !important;
    }
    
    /* Hide animated background orbs (GPU intensive) */
    .orb { display: none !important; }
    .orb-2 { display: none !important; }
    .orb-3 { display: none !important; }
    
    /* Disable fade-up animations on mobile for instant page load feel */
    .fade-up {
        animation: none !important;
        opacity: 1 !important;
    }
}