:root {
    --bg-deep: #000000;
    --bg-hero: linear-gradient(135deg, #0a0a1f 0%, #1a0033 100%);
    --accent-cyan: #22d3ee;
    --accent-blue: #3b82f6;
    --accent-purple: #a855f7;
    --text-primary: #ffffff;
    --text-secondary: #9ca3af;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

* {
    scroll-behavior: smooth;
}

body {
    font-family: system-ui, -apple-system, sans-serif;
    background-color: var(--bg-deep);
    color: var(--text-primary);
}

.hero-bg {
    background: var(--bg-hero);
    position: relative;
    overflow: hidden;
}

.neural-glow {
    text-shadow: 0 0 clamp(15px, 2vw, 35px) var(--accent-cyan);
}

/* Fluid Typography */
h1 {
    font-size: clamp(2.5rem, 8vw, 6rem);
}

.section-title {
    font-size: clamp(2rem, 5vw, 4rem);
}

/* Background Animation Styles */
.bg-element {
    position: absolute;
    pointer-events: none;
    opacity: 0.15;
    filter: blur(1px);
    animation: float-rise linear infinite forwards;
    color: var(--accent-cyan);
    z-index: 1;
    transition: filter 0.3s ease;
}

.bg-element i,
.bg-element span {
    filter: drop-shadow(0 0 8px currentColor);
}

.bg-element img {
    opacity: 0.4;
    filter: drop-shadow(0 0 15px rgba(0, 240, 255, 0.6)) contrast(1.2);
    border-radius: 15px;
}

@keyframes float-rise {
    0% {
        transform: translateY(110vh) rotate(0deg) scale(0.8);
        opacity: 0;
    }

    10% {
        opacity: 0.25;
    }

    90% {
        opacity: 0.25;
    }

    100% {
        transform: translateY(-20vh) rotate(360deg) scale(1.1);
        opacity: 0;
    }
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(12px);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-container {
    background: rgba(15, 15, 25, 0.8);
    border: 1px solid var(--glass-border);
    width: 90%;
    max-width: 550px;
    padding: clamp(1.5rem, 5vw, 3rem);
    border-radius: 2rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    transform: scale(0.9) translateY(20px);
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-overlay.active .modal-container {
    transform: scale(1) translateY(0);
}

input,
textarea,
select {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: white;
    padding: 0.85rem 1.25rem;
    border-radius: 1rem;
    width: 100%;
    transition: all 0.3s ease;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--accent-cyan);
    background: rgba(34, 211, 238, 0.05);
    box-shadow: 0 0 20px rgba(34, 211, 238, 0.2);
}

.persona-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 0.75rem 1.25rem;
    border-radius: 1rem;
    flex: 1;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.persona-btn.active {
    background: var(--accent-cyan);
    color: black;
    font-weight: bold;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 25px rgba(34, 211, 238, 0.5);
}

/* Extreme Wide Support */
@media (min-width: 1920px) {
    .max-w-4xl {
        max-width: 1200px;
    }

    .max-w-6xl {
        max-width: 1600px;
    }
}

@media (min-width: 2560px) {
    .max-w-4xl {
        max-width: 1800px;
    }

    .max-w-6xl {
        max-width: 2200px;
    }
}

/* Mentor Section Styles */
.mentor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.mentor-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 3rem 2rem;
    border-radius: 2.5rem;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.mentor-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(34, 211, 238, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.mentor-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-cyan);
    box-shadow: 0 20px 40px -15px rgba(34, 211, 238, 0.2);
}

.mentor-card:hover::before {
    opacity: 1;
}

.mentor-avatar {
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px dashed rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-cyan);
    font-size: 2rem;
    position: relative;
    z-index: 10;
}

.mentor-name {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-primary);
    position: relative;
    z-index: 10;
}