@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;800&display=swap');

:root {
    /* Dark Mode (Default) */
    --bg-color: #050505;
    --bg-secondary: #111111;
    --text-color: #f0f0f0;
    --text-muted: #888888;
    --neon-green: #ff3131;
    /* Vibrant Red */
    --neon-glow: rgba(255, 49, 49, 0.4);
    --border-color: #222;
    --border-radius: 12px;
}

body.light-mode {
    --bg-color: #f8f9fa;
    --bg-secondary: #ffffff;
    --text-color: #1a1a1a;
    --text-muted: #555555;
    --neon-green: #e60000;
    /* Red for light mode */
    --neon-glow: rgba(230, 0, 0, 0.2);
    --border-color: #e0e0e0;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.3s, color 0.3s;
}

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

a:hover {
    color: var(--neon-green);
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

body.light-mode header {
    background: rgba(248, 249, 250, 0.8);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo-container {
    display: flex;
    align-items: center;
    height: 100%;
}

.logo-container img {
    height: 40px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Typography & Layout */
section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

h1,
h2,
h3 {
    font-weight: 800;
    line-height: 1.2;
}

h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.text-neon {
    color: var(--neon-green);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border: 1px solid var(--neon-green);
    color: var(--neon-green);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 1px;
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: var(--border-radius);
}

.btn:hover {
    background: var(--neon-green);
    color: #fff;
    box-shadow: 0 0 15px var(--neon-glow);
}

.btn-solid {
    background: var(--neon-green);
    color: #fff;
}

/* Hero Section */
.hero {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
    min-width: 100%;
    height: auto;
    aspect-ratio: 16/9;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 600px;
    margin-bottom: 2rem;
}

/* 2-Col Layout */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    transition: transform 0.3s, border-color 0.3s;
    display: block;
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--neon-green);
}

.project-card h3 {
    margin-bottom: 1rem;
}

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

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
    padding: 4rem 2rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.footer-logo-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.footer-logo-center img {
    height: 50px;
    width: auto;
}

.footer-social-github {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-controls {
    display: flex;
    gap: 1rem;
}

.footer-controls button {
    background: none;
    border: 1px solid var(--text-muted);
    color: var(--text-color);
    padding: 0.5rem 1rem;
    cursor: pointer;
    transition: border-color 0.3s;
}

.footer-controls button:hover {
    border-color: var(--neon-green);
    color: var(--neon-green);
}

/* --- Extended Components --- */

/* Dropdown Menu */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.dropdown-toggle i {
    font-size: 0.75rem;
    transition: transform 0.3s;
}

.dropdown:hover .dropdown-toggle i {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 0.5rem;
    border-radius: var(--border-radius);
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1100;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-color);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: none;
    letter-spacing: 0;
    border-radius: 2px;
}

.dropdown-menu a:hover {
    background: rgba(57, 255, 20, 0.1);
    color: var(--neon-green);
    padding-left: 1.25rem;
}

/* Hero Slideshow */
.hero-slideshow-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.hero-slideshow-container .slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
    background-size: cover;
    background-position: center;
}

.hero-slideshow-container .slide.active {
    opacity: 0.15;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, rgba(255, 49, 49, 0.15), transparent);
    z-index: 2;
    pointer-events: none;
}

/* Advanced Team Cards */
.team-grid-chunks {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.team-card-chunk {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    text-align: center;
    transition: all 0.3s ease;
}

.team-card-chunk:hover {
    border-color: var(--neon-green);
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.team-avatar-wrapper {
    width: 120px;
    height: 120px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--border-color);
    transition: border-color 0.3s;
}

.team-card-chunk:hover .team-avatar-wrapper {
    border-color: var(--neon-green);
}

.team-avatar {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-role {
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--neon-green);
    margin-bottom: 0.5rem;
}

.team-name {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.team-bio {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.team-socials {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.team-social-link {
    font-size: 1.1rem;
    color: var(--text-muted);
    transition: color 0.3s;
}

.team-social-link:hover {
    color: var(--neon-green);
}

/* Role Navigation */
.role-nav-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 4rem;
    position: sticky;
    top: 100px;
    z-index: 900;
    padding: 1rem;
    background: rgba(5, 5, 5, 0.5);
    backdrop-filter: blur(5px);
    border-bottom: 1px solid var(--border-color);
}

.role-nav-btn {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
    border-radius: var(--border-radius);
}

.role-nav-btn:hover {
    border-color: var(--neon-green);
    color: var(--neon-green);
}

.role-section {
    padding: 4rem 0;
    border-bottom: 1px solid var(--border-color);
}

/* Forms */
.form-group {
    margin-bottom: 2rem;
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.8rem;
}

.form-control {
    width: 100%;
    padding: 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    font-family: inherit;
    border-radius: var(--border-radius);
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--neon-green);
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    .grid-2 {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    /* Mobile Menu Styles */
    .mobile-menu-toggle {
        display: block !important;
        background: none;
        border: none;
        color: var(--text-color);
        font-size: 1.5rem;
        cursor: pointer;
        z-index: 1001;
        margin-left: auto;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--bg-color);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.3s ease;
        z-index: 1000;
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links li {
        margin: 1.5rem 0;
    }

    .nav-links a {
        font-size: 1.2rem;
    }

    .dropdown-menu {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        background: transparent;
        border: none;
        box-shadow: none;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .dropdown.active .dropdown-menu {
        max-height: 200px;
        margin-top: 1rem;
    }

    nav {
        padding: 0 1.5rem;
        justify-content: space-between;
    }

    .role-nav-container {
        top: 80px;
        font-size: 0.7rem;
        padding: 0.5rem;
    }

    .section-padding {
        padding: 4rem 1.5rem;
    }

    .hero {
        align-items: center;
        text-align: center;
        padding-top: 100px;
    }

    .hero p {
        margin: 0 auto 2rem;
    }
}

/* Hide toggle by default on desktop */
.mobile-menu-toggle {
    display: none;
}