/* styles.css */

:root {
    --bg-dark: #0a0a0a;
    --bg-darker: #050505;
    --text-main: #f4f4f5;
    --text-muted: #a1a1aa;
    --accent-primary: #3b82f6; /* Modern Blue */
    --accent-secondary: #8b5cf6; /* Modern Purple */
    --glass-bg: rgba(10, 10, 10, 0.7);
    --glass-border: rgba(255, 255, 255, 0.05);
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 800;
    letter-spacing: -0.02em;
}

.text-primary {
    color: var(--accent-primary) !important;
}

.bg-primary {
    background-color: var(--accent-primary) !important;
}

.bg-black {
    background-color: #000 !important;
}

.bg-darker {
    background-color: var(--bg-darker) !important;
}

.text-secondary {
    color: var(--text-muted) !important;
}

/* Navbar */
.glass-nav {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.navbar-brand {
    color: var(--text-main);
    font-size: 1.5rem;
    letter-spacing: -0.05em;
}

/* Hero Section */
.hero-split {
    background-color: var(--bg-dark);
}

.hero-image-container {
    height: 50vh;
}

@media (min-width: 992px) {
    .hero-image-container {
        height: 100vh;
        position: sticky !important;
        top: 0;
    }
}

.overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(10,10,10,0.2), var(--bg-dark));
}

@media (max-width: 991.98px) {
    .overlay {
        background: linear-gradient(to bottom, rgba(10,10,10,0.1), var(--bg-dark));
    }
}

.hero-content {
    z-index: 2;
    background-color: var(--bg-dark);
}

/* Focus List */
.focus-list li {
    font-size: 1.1rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--glass-border);
}
.focus-list li:last-child {
    border-bottom: none;
}

/* Scrolling Text Section */
.scroll-text-section {
    perspective: 1000px;
}

.reveal-text {
    line-height: 1.1;
    letter-spacing: -0.04em;
    color: rgba(255, 255, 255, 0.1); /* Default muted */
}

.reveal-text .words {
    background: linear-gradient(to right, #fff 50%, rgba(255,255,255,0.1) 50%);
    background-size: 200% 100%;
    background-position: 100% 0;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    transition: background-position 0.1s ease;
}

/* Case Studies */
.image-glow {
    position: relative;
    transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1);
}

.image-glow::after {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(45deg, var(--accent-primary), var(--accent-secondary));
    z-index: -1;
    filter: blur(20px);
    opacity: 0;
    transition: opacity 0.5s ease;
    border-radius: inherit;
}

.case-study:hover .image-glow {
    transform: translateY(-10px);
}

.case-study:hover .image-glow::after {
    opacity: 0.4;
}

.accordion-button:not(.collapsed) {
    background-color: transparent;
    color: var(--accent-primary) !important;
    box-shadow: none;
}

.accordion-button::after {
    filter: invert(1) grayscale(100%) brightness(200%);
}

.accordion-button:not(.collapsed)::after {
    filter: none;
}

/* Utilities */
.gs-reveal, .gs-fade-up {
    visibility: hidden;
}

/* GSAP Pin Spacer Fix */
.pin-spacer {
    background-color: #000;
}