/* ==========================================================================
   Studio Kosmos - Main Design System & Custom Styles
   ========================================================================== */

/* 1. Design System Font Variables */
:root {
    --font-sans: 'Inter', sans-serif;
    --font-display: 'Space Grotesk', sans-serif;
    --font-serif: 'Instrument Serif', serif;
}

/* 2. Global Typography Overrides */
body {
    font-family: var(--font-sans) !important;
}

h1, h2, h3, h4, h5, h6, .font-display {
    font-family: var(--font-display) !important;
}

.font-serif {
    font-family: var(--font-serif) !important;
}

.font-sans {
    font-family: var(--font-sans) !important;
}

.font-montserrat {
    font-family: 'Montserrat', sans-serif !important;
}

/* 3. Hero Carousel Responsive Positioning */
.hero-carousel-responsive {
    margin-top: 15px;
    transform: translateY(10px);
    transition: transform 0.4s ease, margin-top 0.4s ease;
}

@media (max-width: 768px) {
    .hero-carousel-responsive {
        margin-top: 10px !important;
        transform: translateY(5px) !important;
    }
}

@media (max-width: 480px) {
    .hero-carousel-responsive {
        margin-top: -10px !important;
        transform: translateY(-10px) !important;
    }
}

/* 4. Ultra-Elegant & Subtle Animated Card Borders */
@keyframes borderGradientMove {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Animated Card Utility Class */
.card-animated-border {
    position: relative;
    z-index: 1;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.5s ease;
}

.card-animated-border::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(180, 22, 88, 0.45), rgba(70, 18, 111, 0.35), rgba(255, 255, 255, 0.15), rgba(180, 22, 88, 0.45));
    background-size: 200% 200%;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0.35;
    animation: borderGradientMove 12s ease-in-out infinite;
    pointer-events: none;
    transition: opacity 0.5s ease, background 0.5s ease;
}

.card-animated-border:hover::before {
    opacity: 0.85;
    background: linear-gradient(135deg, rgba(180, 22, 88, 0.7), rgba(70, 18, 111, 0.5), rgba(255, 255, 255, 0.3), rgba(180, 22, 88, 0.7));
    animation-duration: 8s;
}

/* Subtle glowing pulse for special highlight cards */
@keyframes borderGlowPulse {
    0%, 100% {
        box-shadow: 0 0 15px rgba(180, 22, 88, 0.15);
    }
    50% {
        box-shadow: 0 0 30px rgba(180, 22, 88, 0.35);
    }
}

.pulse-border-glow {
    animation: borderGlowPulse 4s ease-in-out infinite;
}

/* 5. Scroll Reveal / Entrance Animations */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(35px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger delay helpers */
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* 6. Infinite Marquee Carousel for Portfolio */
@keyframes infiniteMarquee {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.portfolio-marquee-track {
    display: flex;
    gap: 1.5rem;
    width: max-content;
    animation: infiniteMarquee 38s linear infinite;
}

.portfolio-marquee-container:hover .portfolio-marquee-track {
    animation-play-state: paused;
}

/* 7. Custom Responsive Navbar Breakpoint at 1058px */
@media (max-width: 1057px) {
    .nav-desktop-menu {
        display: none !important;
    }
    .nav-mobile-toggle {
        display: flex !important;
    }
    .nav-mobile-dropdown {
        display: flex !important;
    }
    .nav-mobile-dropdown.hidden {
        display: none !important;
    }
}

@media (min-width: 1058px) {
    .nav-desktop-menu {
        display: flex !important;
    }
    .nav-mobile-toggle {
        display: none !important;
    }
    .nav-mobile-dropdown {
        display: none !important;
    }
}