@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:wght@300;400;600;700&display=swap');

:root {
    --primary-color: #00f5a0;
    --secondary-color: #00d9e9;
    --bg-dark: #0f172a;
    --bg-light-dark: #1e293b;
    --text-light: #f1f5f9;
    --text-muted: #94a3b8;
    --font-family-sans-serif: 'Bricolage Grotesque', sans-serif;
}

body {
    font-family: var(--font-family-sans-serif);
    background-color: var(--bg-dark);
    color: var(--text-light);
}

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

a:hover {
    color: var(--secondary-color);
}

.section-padding {
    padding: 120px 0;
}

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

.section-title h2 {
    font-size: 2.5rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-light);
    position: relative;
    padding-bottom: 20px;
}

.section-title h2::before {
    content: '';
    position: absolute;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

/* Preloader */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-dark);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid var(--bg-light-dark);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}


/* Navbar */
.navbar {
    background-color: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--bg-light-dark);
}

.navbar .navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-light);
}

.navbar .nav-link {
    color: var(--text-light);
    font-weight: 600;
    text-transform: uppercase;
    margin: 0 10px;
    transition: color 0.3s;
    position: relative;
    padding-bottom: 5px;
}

.navbar .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
}

.navbar .nav-link:hover::after,
.navbar .nav-link.active::after {
    width: 100%;
}

.navbar .nav-link.active {
    color: var(--primary-color);
}

/* Home Section */
#home {
    position: relative;
    z-index: 1; /* Keep this lower than home-container */
}

.home-container {
    position: relative;
    z-index: 2; /* Ensure content is above the Vanta background */
}

#typed-text {
    color: var(--primary-color);
}

.typed-cursor {
    color: var(--primary-color);
}

.btn-primary {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border: 1px solid transparent;
    color: var(--bg-dark);
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 245, 160, 0.2);
}

.bg-light-dark {
    background-color: var(--bg-light-dark);
}

/* Project Card */
.project-card {
    background-color: var(--bg-dark);
    border: 1px solid var(--bg-light-dark);
    border-radius: 10px;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    height: 100%;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 223, 48, 0.555);
}

.project-card .card-body {
    padding: 25px;
    text-align: left;
}

.project-card .card-body i {
    color: var(--primary-color);
}

.project-card .card-title {
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 15px;
    font-size: 1.25rem;
}

.project-card .card-text {
    color: var(--text-muted);
}

/* Skill Card */
.skill-card {
    background-color: transparent;
    height: 150px;
    perspective: 1000px;
}

.skill-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.skill-card:hover .skill-card-inner {
    transform: rotateY(180deg);
}

.skill-card-front,
.skill-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border-radius: 10px;
}

.skill-card-front {
    background-color: var(--bg-dark);
    border: 1px solid var(--bg-light-dark);
}

.skill-card-front i {
    color: var(--primary-color);
}

.skill-card-front .card-title {
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 0;
    font-size: 1.25rem;
}

.skill-card-back {
    background-color: var(--primary-color);
    color: var(--bg-dark);
    transform: rotateY(180deg);
    padding: 20px;
    font-weight: 600;
}


/* Experience Timeline */
.timeline {
    position: relative;
    padding: 0;
    list-style: none;
}

.timeline:before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 20px;
    width: 2px;
    background: var(--bg-light-dark);
}

.timeline-line {
    position: absolute;
    top: 0;
    left: 20px;
    width: 2px;
    height: 0;
    background: linear-gradient(var(--primary-color), var(--secondary-color));
    z-index: 1;
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
    padding-left: 60px;
}

.timeline-item:before {
    content: '';
    position: absolute;
    left: 12px;
    top: 5px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--secondary-color);
    border: 3px solid var(--bg-dark);
    z-index: 2;
    transition: box-shadow 0.3s;
    animation: glow 1.5s infinite alternate;
}

.timeline-item:hover:before {
    box-shadow: 0 0 15px var(--secondary-color);
}

.timeline-item:hover .timeline-content {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

@keyframes glow {
    from {
        box-shadow: 0 0 5px var(--secondary-color);
    }
    to {
        box-shadow: 0 0 20px var(--secondary-color), 0 0 30px var(--primary-color);
    }
}

.timeline-content {
    padding: 25px;
    background: var(--bg-light-dark);
    border-radius: 10px;
    position: relative;
    transition: transform 0.3s, box-shadow 0.3s;
}

.timeline-content h4 {
    color: var(--text-light);
    font-weight: 700;
}

.timeline-content ul {
    padding-left: 20px;
    color: var(--text-muted);
}

@media (max-width: 768px) {
    .section-padding {
        padding: 60px 0;
    }

    .section-title h2 {
        font-size: 2rem;
    }

    .timeline:before {
        left: 10px;
    }

    .timeline-item {
        padding-left: 40px;
        margin-bottom: 30px;
    }

    .timeline-item:before {
        left: 2px;
        top: 5px;
        width: 15px;
        height: 15px;
    }
}

/* Footer */
footer {
    background-color: var(--bg-dark);
}

.social-links {
    margin-bottom: 20px;
}

.social-icon {
    font-size: 1.5rem;
    color: var(--text-muted);
    margin: 0 15px;
    transition: color 0.3s;
}

.social-icon:hover {
    color: var(--primary-color);
}

.experience-title {
    color: var(--primary-color);
}

.company-name {
    color: var(--primary-color);
}

.work-time {
    color: var(--primary-color);
}