/* CSS Custom Properties */
:root {
    --primary-color: #0A0E27;
    --secondary-color: #00D4FF;
    --accent-color: #FFFFFF;
    --muted-color: #8892B0;
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
}

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--accent-color);
    background-color: var(--primary-color);
    overflow-x: hidden;
}

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

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo h1 {
    color: var(--secondary-color);
    font-size: 1.8rem;
    font-weight: 700;
}

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

.nav-menu a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--secondary-color);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--accent-color);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    background: linear-gradient(135deg, var(--primary-color) 0%, #0f1419 100%);
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--muted-color);
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    display: inline-block;
}

.btn-primary {
    background: var(--secondary-color);
    color: var(--primary-color);
}

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

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

.btn-secondary:hover {
    background: var(--accent-color);
    color: var(--primary-color);
}

/* Sections */
section {
    padding: 80px 0;
}

section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--accent-color);
}

/* Projects Section */
.projects {
    background: rgba(0, 0, 0, 0.3);
}

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

.project-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 2rem;
    border: 1px solid rgba(0, 212, 255, 0.1);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 212, 255, 0.3);
}

.project-placeholder {
    text-align: center;
    color: var(--muted-color);
}

.project-placeholder h3 {
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.about-text p {
    color: var(--muted-color);
    font-size: 1.1rem;
    line-height: 1.8;
}

.skills h3 {
    margin-bottom: 1.5rem;
    color: var(--secondary-color);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.skill-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    border: 1px solid rgba(0, 212, 255, 0.1);
    transition: border-color 0.3s ease, transform 0.2s ease;
}

.skill-item:hover {
    border-color: rgba(0, 212, 255, 0.3);
    transform: translateY(-2px);
}

.skill-name {
    color: var(--accent-color);
    font-weight: 500;
}

.skill-level {
    color: var(--secondary-color);
    font-size: 0.9rem;
    font-weight: 600;
    padding: 4px 8px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 4px;
}

/* Contact Section */
.contact {
    background: rgba(0, 0, 0, 0.3);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: start;
}

.contact-info p {
    color: var(--muted-color);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-color);
    text-decoration: none;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    border: 1px solid rgba(0, 212, 255, 0.1);
    transition: all 0.3s ease;
}

.contact-link:hover {
    color: var(--secondary-color);
    border-color: rgba(0, 212, 255, 0.3);
    transform: translateY(-2px);
}

.contact-icon {
    font-size: 1.2rem;
    width: 20px;
    text-align: center;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 0.5rem;
    color: var(--accent-color);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    padding: 12px;
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--accent-color);
    font-family: var(--font-primary);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 2px rgba(0, 212, 255, 0.1);
}

/* Form Status Messages */
.form-status {
    margin: 1rem 0;
    min-height: 20px;
}

.success-message {
    color: #10B981;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 6px;
    padding: 12px 16px;
    font-weight: 500;
}

.error-message {
    color: #EF4444;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 6px;
    padding: 12px 16px;
    font-weight: 500;
}

/* Honeypot field hidden */
.honeypot {
    position: absolute !important;
    left: -9999px !important;
    top: -9999px !important;
}

/* Footer */
footer {
    background: rgba(0, 0, 0, 0.5);
    text-align: center;
    padding: 2rem 0;
    color: var(--muted-color);
    border-top: 1px solid rgba(0, 212, 255, 0.1);
}

/* Particles Canvas */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}