:root {
    --primary: #ff6b00;
    --primary-container: #ff7a2f;
    --surface: #0e0e0e;
    --surface-container: #191919;
    --surface-container-low: #131313;
    --surface-container-lowest: #000000;
    --on-surface: #ffffff;
    --on-surface-variant: #ababab;
    --glass-bg: rgba(25, 25, 25, 0.6);
    --glass-border: rgba(255, 107, 0, 0.1);
}

body {
    background-color: var(--surface-container-lowest);
    color: var(--on-surface);
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
    letter-spacing: -0.01em;
    line-height: 1.5;
}

h1, h2, h3, h4, .font-display {
    font-family: 'Space Grotesk', 'Outfit', sans-serif;
    letter-spacing: -0.035em;
    text-wrap: balance;
    line-height: 1.1;
}

.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
}

.glass-dark {
    background: var(--nav-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
}

.orange-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, #ea580c 100%);
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
}

.glow-orange-lg {
    box-shadow: 0 0 50px -5px rgba(255, 107, 0, 0.3);
}

.text-glow-primary {
    text-shadow: 0 0 35px rgba(255, 107, 0, 0.4), 0 0 10px rgba(255, 107, 0, 0.2);
}

.animated-mesh {
    background: linear-gradient(-45deg, #000000, #051923, #001219, #0a1f28);
    background-size: 400% 400%;
    animation: flow 15s ease infinite;
}

@keyframes flow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-gradient {
    background-image: radial-gradient(circle at top right, rgba(255, 107, 0, 0.1), transparent 50%);
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered children reveal */
.reveal-group > * {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease-out;
}

.reveal-group.active > * {
    opacity: 1;
    transform: translateY(0);
}

/* Extended UI Kit & Animations */
.text-glow {
    text-shadow: 0 0 20px rgba(248, 113, 22, 0.4);
}

.animate-pulse-slow {
    animation: pulse 4s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: .7; transform: scale(1.05); }
}

.scan-line {
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    animation: scan 3s linear infinite;
    position: absolute;
    top: 0;
    z-index: 20;
}

@keyframes scan {
    0% { transform: translateY(-100px); opacity: 0; }
    30% { opacity: 1; }
    70% { opacity: 1; }
    100% { transform: translateY(400px); opacity: 0; }
}

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

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(2deg); }
    50% { transform: translateY(-20px) rotate(-1deg); }
}

.mesh-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
    radial-gradient(at 0% 0%, rgba(248, 113, 22, 0.05) 0px, transparent 50%),
    radial-gradient(at 100% 0%, rgba(234, 88, 12, 0.05) 0px, transparent 50%);
    z-index: -1;
}

.hero-reveal {
    animation: hero-reveal 1.5s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes hero-reveal {
    0% { opacity: 0; transform: scale(1.15) translateY(30px); filter: blur(10px); }
    100% { opacity: 1; transform: scale(1.1) translateY(0); filter: blur(0); }
}

.card-dynamic-hover {
    transition: all 0.7s cubic-bezier(0.23, 1, 0.32, 1);
}

.card-dynamic-hover:hover {
    transform: translateY(-12px) scale(1.03);
    box-shadow: 0 40px 80px rgba(0,0,0,0.6), 0 0 40px rgba(255, 107, 0, 0.15);
    border-color: rgba(255, 107, 0, 0.4);
}

.text-glow-primary {
    text-shadow: 0 0 35px rgba(255, 107, 0, 0.3), 0 0 10px rgba(255, 107, 0, 0.1);
}

.glow-orange-lg {
    box-shadow: 0 15px 50px -10px rgba(255, 107, 0, 0.4);
    transition: all 0.3s ease;
}

.glow-orange-lg:hover {
    box-shadow: 0 20px 70px -5px rgba(255, 107, 0, 0.6);
}

/* Specific reveal for Bento children */
.reveal-group > div {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal-group.active > div {
    opacity: 1;
    transform: translateY(0);
}

.reveal-group > div:nth-child(1) { transition-delay: 0.1s; }
.reveal-group > div:nth-child(2) { transition-delay: 0.2s; }
.reveal-group > div:nth-child(3) { transition-delay: 0.3s; }
.reveal-group > div:nth-child(4) { transition-delay: 0.4s; }

/* Interactive Checkbox */
.checklist-item {
    cursor: pointer;
    transition: all 0.3s ease;
}

.checklist-item:hover {
    background: rgba(248, 113, 22, 0.05);
}

.check-box {
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.checklist-item.is-checked .check-box {
    background: var(--primary);
    border-color: var(--primary);
}

.checklist-item.is-checked .check-box::after {
    content: '✓';
    color: white;
    font-size: 14px;
    font-weight: 900;
}

.checklist-item.is-checked p:first-child {
    text-decoration: line-through;
    opacity: 0.5;
}