/* Modern Style Overrides for LIBVIO */
:root {
    --primary: #ffb612;
    --primary-hover: #ffca4d;
    --accent: #ff2a14;
    --bg-dark: #0a0a0a;
    --bg-surface: #141414;
    --bg-card: rgba(30, 30, 30, 0.4);
    --text-main: #ffffff;
    --text-secondary: #a0a0a0;
    --gradient-primary: linear-gradient(135deg, #ffb612 0%, #ff6b00 100%);
    --gradient-dark: linear-gradient(to bottom, #0a0a0a, #1a1a1a);
    --glass-border: 1px solid rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --radius-lg: 16px;
    --radius-md: 8px;
    --transition-base: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

body {
    background-color: var(--bg-dark);
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: var(--text-main);
    opacity: 0;
    animation: fadeIn 1s ease-out forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- Navigation --- */
#nav_header {
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: var(--glass-border);
    padding: 1rem 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}

.brand_text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.menu_links a {
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

.menu_links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition-base);
}

.menu_links a:hover::after {
    width: 100%;
}

/* --- Hero Section --- */
.hero_section {
    background: radial-gradient(circle at 50% 50%, #1a1a1a 0%, #0a0a0a 100%);
}

.hero_mask {
    background: linear-gradient(to bottom, rgba(10,10,10,0.3) 0%, var(--bg-dark) 100%);
}

.hero_tag {
    background: rgba(255, 182, 18, 0.15);
    border: 1px solid rgba(255, 182, 18, 0.3);
    border-radius: 50px;
    padding: 0.5rem 1.5rem;
    display: inline-block;
    margin-bottom: 1.5rem;
}

.hero_tag_text {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.hero_heading {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero_heading_highlight {
    color: var(--primary);
    position: relative;
    z-index: 1;
}

.hero_heading_highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 15px;
    background: rgba(255, 182, 18, 0.2);
    z-index: -1;
    transform: skewX(-10deg);
}

.hero_desc {
    color: var(--text-secondary);
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto 2.5rem;
}

/* Buttons */
.btn_main {
    background: var(--gradient-primary) !important;
    border-radius: 50px;
    padding: 1rem 2.5rem;
    font-weight: 700;
    box-shadow: 0 10px 25px rgba(255, 182, 18, 0.3);
    transition: var(--transition-base);
    border: none;
}

.btn_main:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 35px rgba(255, 182, 18, 0.4);
}

.btn_ghost {
    background: transparent !important;
    border: 2px solid rgba(255, 255, 255, 0.2) !important;
    border-radius: 50px;
    padding: 0.9rem 2.4rem;
    color: white !important;
    font-weight: 600;
    transition: var(--transition-base);
}

.btn_ghost:hover {
    border-color: var(--text-main) !important;
    background: rgba(255, 255, 255, 0.05) !important;
    transform: translateY(-3px);
}

/* Stats */
.stats_row {
    margin-top: 4rem;
    display: flex;
    justify-content: center;
    gap: 4rem;
    border-top: var(--glass-border);
    padding-top: 2rem;
}

.stat_num {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-main);
}

.stat_txt {
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --- Features Section --- */
.section_dark {
    background-color: var(--bg-surface);
}

.section_h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section_h2_highlight {
    color: var(--primary);
}

.feature_item {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    transition: var(--transition-base);
}

.feature_item:hover {
    transform: translateY(-10px);
    background: rgba(40, 40, 40, 0.6);
    border-color: rgba(255, 182, 18, 0.3);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.feature_icon_box {
    width: 60px;
    height: 60px;
    background: rgba(255, 182, 18, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--primary);
    font-size: 1.5rem;
}

.feature_h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.feature_p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* --- Categories Section --- */
.cat_item {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    border: none;
    aspect-ratio: 3/4;
}

.cat_img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.cat_item:hover .cat_img {
    transform: scale(1.1);
}

.cat_overlay {
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
    height: 100%;
    display: flex;
    align-items: flex-end;
    padding: 1.5rem;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
}

.cat_overlay div {
    font-size: 1.25rem;
    font-weight: 700;
    transform: translateY(0);
    transition: transform 0.3s ease;
}

.cat_item:hover .cat_overlay div {
    transform: translateY(-5px);
    color: var(--primary);
}

/* --- Mobile Responsiveness --- */
@media (max-width: 768px) {
    .hero_heading {
        font-size: 2.5rem;
    }
    
    .stats_row {
        flex-direction: column;
        gap: 2rem;
    }
    
    .feature_item {
        padding: 1.5rem;
    }
}