@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700;800&family=Noto+Sans+SC:wght@300;400;500;700;900&display=swap');

body {
    font-family: 'Inter', 'Noto Sans SC', sans-serif;
    /* Changed from #0c0a09 to slightly lighter warm dark grey */
    background-color: #1c1917; 
    color: #f5f5f4;
    overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #292524;
}
::-webkit-scrollbar-thumb {
    background: #f97316; /* Orange-500 */
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #ea580c;
}

/* Utilities */
.text-gradient {
    /* Brighter, fierier gradient */
    background: linear-gradient(135deg, #fbbf24 0%, #f97316 40%, #dc2626 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-tech-gradient {
    background: radial-gradient(circle at center, #44403c 0%, #1c1917 100%);
}

/* Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.animate-marquee {
    animation: marquee 30s linear infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 15px rgba(249, 115, 22, 0.1); }
    50% { box-shadow: 0 0 30px rgba(249, 115, 22, 0.3); }
}

@keyframes grid-move {
    0% { background-position: 0 0; }
    100% { background-position: 40px 40px; }
}

/* Tech Backgrounds */
.tech-grid-bg {
    background-image: 
        linear-gradient(rgba(249, 115, 22, 0.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(249, 115, 22, 0.07) 1px, transparent 1px);
    background-size: 40px 40px;
    animation: grid-move 30s linear infinite;
}

/* Glassmorphism Cards - Lighter & Warmer */
.glass-card {
    background: rgba(41, 37, 36, 0.7); /* Stone-800 with opacity */
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(253, 186, 116, 0.1); /* Orange tint border */
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.glass-card:hover {
    background: rgba(68, 64, 60, 0.8); /* Stone-700 */
    border-color: rgba(249, 115, 22, 0.4);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px -10px rgba(249, 115, 22, 0.15);
}

/* Navigation */
.nav-link {
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: #f97316;
    transition: width 0.3s;
}
.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

/* Buttons */
.btn-primary-glow {
    background: linear-gradient(90deg, #f97316, #ef4444);
    position: relative;
    z-index: 1;
    overflow: hidden;
    transition: all 0.3s;
}
.btn-primary-glow::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, #ef4444, #f97316);
    z-index: -1;
    transition: opacity 0.3s;
    opacity: 0;
}
.btn-primary-glow:hover::before {
    opacity: 1;
}
.btn-primary-glow:hover {
    box-shadow: 0 0 25px rgba(249, 115, 22, 0.5);
    transform: scale(1.02);
}

/* Case Card Unified */
.case-card-unified {
    background: linear-gradient(145deg, #292524 0%, #1c1917 100%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 1rem;
    padding: 1.5rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
}
.case-card-unified:hover {
    transform: translateY(-5px);
    border-color: #f97316;
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.4);
}

/* FAQ Accordion */
details > summary {
    list-style: none;
}
details > summary::-webkit-details-marker {
    display: none;
}
details[open] summary ~ * {
    animation: sweep .3s ease-in-out;
}
@keyframes sweep {
    0%    {opacity: 0; transform: translateY(-10px)}
    100%  {opacity: 1; transform: translateY(0)}
}