/* 
   127 Crew - Global Styles
   Theme: Dark, Minimalist, IEEE/Tech Dept inspired
*/

:root {
    /* Color Palette */
    --bg-color: #050505;
    --surface-color: #111111;
    --primary-accent: #00F0FF;
    /* Neon Cyan */
    --secondary-accent: #333333;
    --text-primary: #EEEEEE;
    --text-secondary: #AAAAAA;
    --border-color: #222222;

    /* Typography */
    --font-main: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Spacing */
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 32px;
    --spacing-xl: 64px;

    /* Layout */
    --container-width: 1200px;
    --header-height: 70px;
}

/* Reset & Base */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s ease;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
    border-bottom: 1px solid var(--secondary-accent);
    padding-bottom: var(--spacing-sm);
    display: inline-block;
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.mono {
    font-family: var(--font-mono);
}

/* Layout Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xl) 0;
}

.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

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

.flex {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.flex-col {
    flex-direction: column;
}

.justify-between {
    justify-content: space-between;
}

.text-center {
    text-align: center;
}

/* Components */

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-primary {
    background-color: transparent;
    border-color: var(--primary-accent);
    color: var(--primary-accent);
}

.btn-primary:hover {
    background-color: var(--primary-accent);
    color: var(--bg-color);
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
}

.btn-secondary {
    background-color: var(--surface-color);
    border-color: var(--secondary-accent);
    color: var(--text-primary);
}

.btn-secondary:hover {
    border-color: var(--text-secondary);
}

/* Navbar */
.navbar {
    height: var(--header-height);
    border-bottom: 1px solid var(--border-color);
    background-color: rgba(5, 5, 5, 0.9);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-primary);
    letter-spacing: -0.05em;
}

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

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-links a {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Cards */
.card {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    padding: var(--spacing-lg);
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.card:hover {
    transform: translateY(-2px);
    border-color: var(--primary-accent);
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.card-meta {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--primary-accent);
    margin-bottom: var(--spacing-md);
    display: block;
}

/* Forms */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 12px;
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 1rem;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-accent);
}

/* Footer */
.footer {
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-xl);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

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

    h2 {
        font-size: 2rem;
    }

    .nav-links {
        display: none;
        /* Hidden by default on mobile, would need JS to toggle */
        position: absolute;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background-color: var(--bg-color);
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: var(--spacing-md);
    }

    .nav-links.open {
        display: flex;
    }

    .mobile-menu-btn {
        display: block;
    }
}

/* Modal Styles */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--bg-color);
    border: 1px solid var(--primary-accent);
    padding: var(--spacing-xl);
    width: 90%;
    max-width: 500px;
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.1);
    animation: modalFadeIn 0.3s ease;
}

.close-modal {
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    line-height: 1;
}

.close-modal:hover {
    color: var(--primary-accent);
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}