/* ===================================
   TBCPL - AMOLED Purple Glass
   Final Theme: Smart Presentation Mode
   =================================== */

:root {
    --background: #000000;
    --surface-glass: rgba(15, 15, 15, 0.75);
    --border: rgba(92, 210, 246, 0.25);
    --accent-primary: #0bbffb;
    --accent-hover: #8bdefa;
    --accent-glow: rgba(92, 200, 246, 0.4);
    --glass-blur: blur(8px); 
    --radius-pill: 50px;
    --radius-lg: 16px;
    --font-sans: 'Inter', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
    background-color: var(--background);
    color-scheme: dark !important;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-primary) #000;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--background);
    color: #fff;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container { 
    max-width: 1200px; margin: 0 auto; padding: 0 20px; 
    flex: 1; 
    display: flex; flex-direction: column;
}


/* === LAYOUT CONTAINERS === */
.hero-section { text-align: center; padding: 60px 0 30px; }
.hero-title { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800; letter-spacing: -2px; }

/* DYNAMIC TITLE LETTERS */
.brand-letter {
    color: var(--accent-primary);
    text-shadow: 0 0 15px var(--accent-glow);
}


/* === POWERPOINT SCROLL ZONES === */
#categories-container {
    padding-bottom: 20px;
}

.section-header { display: flex; align-items: center; justify-content: center; gap: 20px; text-align: center; font-size: 1.8rem; margin-bottom: 30px; color: #fff; text-transform: uppercase; font-weight: 800; text-shadow: 0 0 15px var(--accent-glow), 0 0 5px var(--accent-primary); }
.section-header::before, .section-header::after { content: ''; flex: 0 1 40px; height: 3px; background: var(--accent-primary); border-radius: var(--radius-pill); box-shadow: 0 0 10px var(--accent-primary); }

.section {
    background: var(--surface-glass);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 35px;
    backdrop-filter: var(--glass-blur);
    opacity: 1;
    transform: translateY(0);
    margin-top: 30px;
    box-shadow: 0 0 20px rgba(246, 154, 92, 0.1);
}

.links-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.link-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.3s;
    min-height: 95px;
    box-shadow: 0 0 10px rgba(139, 92, 246, 0.08);
}
.link-card:hover { border-color: var(--accent-primary); background: var(--accent-glow); transform: translateY(-4px); box-shadow: 0 0 20px var(--accent-glow); }
.card-logo { max-width: 100%; max-height: 45px; object-fit: contain; }

/* === NEON GRADIENT SCROLLBAR === */
::-webkit-scrollbar { width: 14px !important; }
::-webkit-scrollbar-track { background: #000 !important; }
::-webkit-scrollbar-thumb { background: linear-gradient(180deg, var(--accent-primary) 0%, #000 100%) !important; border-radius: 10px; border: 3px solid #000; }

@media (max-width: 768px) {
    .nav-toggle { display: block; }
    .nav-menu { position: fixed; top: 60px; left: 0; right: 0; flex-direction: column; background: #000; padding: 20px; display: none; border-bottom: 1px solid var(--border); }
    .nav-menu.active { display: flex; }
    .section-header::before, .section-header::after { flex: 0 1 20px; }
    .search-pill { max-width: 100%; padding: 15px 25px; font-size: 0.95rem; }
    .filter-buttons { gap: 8px; }
    .filter-btn { padding: 8px 14px; font-size: 0.8rem; }
    .links-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .link-card { padding: 15px; min-height: 80px; }
    .section { padding: 20px; }
}

@media (max-width: 768px) {
    .scroll-top-btn {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
    .scroll-top-btn svg {
        width: 45px;
        height: 45px;
    }
}


@media (max-width: 768px) {
    .page-content {
        padding: 20px;
    }
    .form-section {
        padding: 25px;
    }
    .guidelines-grid {
        grid-template-columns: 1fr;
    }
    .guideline-card {
        padding: 25px;
    }
}

/* === FOOTER UPDATES === */
.footer {
    text-align: center;
    padding: 60px 0;
    border-top: 1px solid var(--border);
    margin-top: 40px;
    color: rgba(255,255,255,0.5);
}