:root {
    --bg-color: #050a14;
    --text-color: #e0e6ed;
    --accent-primary: #00f0ff;
    /* Cyan */
    --accent-secondary: #0055ff;
    /* Deep Blue */
    --accent-glow: rgba(0, 240, 255, 0.5);
    --glass-bg: rgba(10, 36, 64, 0.25);
    --glass-border: rgba(255, 255, 255, 0.1);
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --card-bg: rgba(13, 25, 41, 0.7);
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    line-height: 1.2;
    margin-bottom: 1rem;
    color: #fff;
}

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: #fff;
    text-shadow: 0 0 10px var(--accent-glow);
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.btn-primary {
    display: inline-block;
    padding: 14px 36px;
    background: transparent;
    color: var(--accent-primary);
    border-radius: 4px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: 1px solid var(--accent-primary);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    z-index: 1;
    transition: all 0.3s ease;
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.1);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: var(--accent-primary);
    z-index: -1;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: scaleX(0);
    transform-origin: right;
}

.btn-primary:hover {
    color: #050a14;
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn-primary:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: background 0.3s ease;
}

.navbar.scrolled {
    background: rgba(5, 10, 20, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 2px;
}

.logo span {
    color: var(--accent-primary);
}

.nav-links {
    display: flex;
    gap: 30px;
    list-style: none;
}

.nav-links a {
    color: #e0e6ed;
    font-size: 0.95rem;
    opacity: 0.8;
}

.nav-links a:hover,
.nav-links a.active {
    opacity: 1;
    color: var(--accent-primary);
}

/* Animations */
@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }

    100% {
        transform: translateY(0px);
    }
}

@keyframes glow-pulse {
    0% {
        box-shadow: 0 0 5px var(--accent-glow);
    }

    50% {
        box-shadow: 0 0 20px var(--accent-glow), 0 0 40px var(--accent-glow);
    }

    100% {
        box-shadow: 0 0 5px var(--accent-glow);
    }
}

.glow-text {
    text-shadow: 0 0 10px var(--accent-glow);
}

/* Footer */
footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid var(--glass-border);
    margin-top: 80px;
    color: #8899aa;
    font-size: 0.9rem;
}

/* Page Sections */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero::before {
    /* Use the glacial mountain image as a static horizon at the top */
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 80%;
    /* Show at the top portion */
    background:
        url('../assets/glacial_mountains.jpg') no-repeat top center/cover;
    opacity: 0.8;
    /* Increased for better visibility */
    z-index: 1;
    pointer-events: none;
    mask-image: linear-gradient(to bottom, black 60%, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, black 60%, transparent 100%);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
    background: radial-gradient(circle at top, #0a2440 0%, #050a14 80%);
}

#hero-canvas {
    width: 100%;
    height: 100%;
    opacity: 1.0;
}

/* Page Headers (Continuity with abstract mountain horizon) */
.page-header {
    position: relative;
    background-color: #050a14;
    background-image:
        radial-gradient(circle at top, #0a2440 0%, #050a14 100%),
        linear-gradient(rgba(0, 240, 255, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 240, 255, 0.08) 1px, transparent 1px);
    background-size: 100% 100%, 40px 40px, 40px 40px;
    overflow: hidden;
    border-bottom: 1px solid var(--glass-border);
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../assets/hero-abstract.png') no-repeat top center/cover;
    opacity: 0.3;
    z-index: 1;
    pointer-events: none;
    mask-image: linear-gradient(to bottom, black, transparent);
    -webkit-mask-image: linear-gradient(to bottom, black, transparent);
}

.page-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 0%, #050a14 90%);
    pointer-events: none;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../assets/hero-abstract.png') no-repeat center center/cover;
    opacity: 0.4;
    z-index: 1;
    pointer-events: none;
    display: none;
    /* Hide abstract image in favor of grid */
}

.page-header>* {
    position: relative;
    z-index: 10;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(0deg, #050a14 0%, transparent 60%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 10;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    background: linear-gradient(to right, #fff, #a0c0ff);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #a0aab5;
    max-width: 600px;
    margin: 0 auto 40px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.section {
    padding: 100px 0;
}

.section-header {
    margin-bottom: 60px;
    text-align: center;
}

.section-header h2 {
    font-size: 2.5rem;
}

.divider {
    height: 3px;
    width: 60px;
    background: var(--accent-primary);
    margin: 20px auto 0;
    box-shadow: 0 0 10px var(--accent-glow);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    padding: 40px;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-primary);
    box-shadow: 0 10px 40px -10px rgba(0, 240, 255, 0.15);
}

.feature-card h3 {
    color: var(--accent-primary);
    font-size: 1.5rem;
    margin-bottom: 15px;
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 40px;
}

.project-card {
    overflow: hidden;
}

.project-image {
    height: 200px;
    background: #0a2440;
    position: relative;
    overflow: hidden;
}

.project-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, var(--accent-secondary), transparent);
    opacity: 0.3;
}

.project-content {
    padding: 30px;
}

.project-tags {
    margin-top: 20px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.tag {
    font-size: 0.75rem;
    padding: 4px 12px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    color: #a0aab5;
}

/* About Page */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.team-card {
    text-align: center;
    padding: 40px 20px;
}

.member-role {
    color: var(--accent-primary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 10px 0 20px;
}

/* Contact Section (Moved from contact.html) */
.contact-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact-card {
    padding: 60px;
    text-align: center;
}

.contact-item {
    margin-bottom: 40px;
}

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-label {
    color: var(--accent-primary);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
    display: block;
}

.contact-value {
    color: #fff;
    font-size: 1.5rem;
}

.contact-text {
    color: #d0d6dd;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 40px;
}