/*
 * Components for Kebria Antigravity Theme
 */

/* ===== Navigation ===== */
.nav-antigravity {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    padding: var(--space-md) 0;
    transition: all var(--transition-base);
}

.nav-antigravity.scrolled {
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.25rem;
}

.nav-logo img {
    height: 36px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

.nav-links a:hover {
    color: var(--text-primary);
}

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

.nav-cta {
    padding: var(--space-sm) var(--space-lg) !important;
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: var(--space-4xl) 0;
}

.hero-background {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.3;
}

.hero-gradient-1 {
    background: var(--color-primary);
    top: -200px;
    right: -100px;
}

.hero-gradient-2 {
    background: var(--color-purple);
    bottom: -200px;
    left: -100px;
}

.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--color-primary);
    border-radius: 50%;
    opacity: 0.5;
    animation: particle-float 8s ease-in-out infinite;
}

/* tsParticles Container */
#tsparticles {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
    pointer-events: none;
}

#tsparticles canvas {
    position: absolute !important;
}

/* Vanta.js Background */
#vanta-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 0;
}

/* Typed.js Cursor */
.typed-cursor {
    display: inline-block;
    color: var(--color-primary);
    font-weight: 100;
    animation: blink 0.7s infinite;
}

@keyframes blink {

    0%,
    50% {
        opacity: 1;
    }

    50.01%,
    100% {
        opacity: 0;
    }
}

/* Glow Button Effect */
.glow-btn {
    position: relative;
    overflow: hidden;
}

.glow-btn::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--gradient-primary);
    border-radius: inherit;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s;
    filter: blur(10px);
}

.glow-btn:hover::before {
    opacity: 0.7;
}

/* Vanilla Tilt Integration */
[data-tilt] {
    transform-style: preserve-3d;
    will-change: transform;
}

.project-card .project-icon,
.project-card .project-title,
.project-card .project-description {
    transform: translateZ(20px);
}

.project-card .project-link {
    transform: translateZ(30px);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-full);
    font-size: var(--text-small);
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.hero-title {
    font-size: var(--text-hero);
    font-weight: 800;
    margin-bottom: var(--space-lg);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: var(--text-subheading);
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-muted);
    font-size: var(--text-small);
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-primary), transparent);
    animation: scroll-indicator 2s ease-in-out infinite;
}

/* ===== Project Cards ===== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
    cursor: pointer;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--card-gradient, var(--gradient-primary));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.project-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-8px);
    box-shadow: var(--card-glow, var(--glow-primary));
}

.project-card:hover::before {
    opacity: 1;
}

.project-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    position: relative;
}

.project-icon::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: var(--radius-lg);
    background: var(--card-gradient, var(--gradient-primary));
    opacity: 0;
    z-index: -1;
    transition: opacity var(--transition-base);
}

.project-card:hover .project-icon::after {
    opacity: 0.3;
}

.project-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.project-description {
    color: var(--text-secondary);
    font-size: var(--text-body);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.project-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.feature-tag {
    padding: var(--space-xs) var(--space-sm);
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
    color: var(--text-secondary);
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.project-link:hover {
    gap: var(--space-md);
}

.project-link svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}

.project-card:hover .project-link svg {
    transform: translateX(-4px);
}

/* Card Color Variants */
.project-card[data-color="purple"] {
    --card-gradient: var(--gradient-purple);
    --card-glow: var(--glow-purple);
}

.project-card[data-color="cyan"] {
    --card-gradient: var(--gradient-cyan);
    --card-glow: var(--glow-cyan);
}

.project-card[data-color="green"] {
    --card-gradient: var(--gradient-green);
    --card-glow: var(--glow-green);
}

.project-card[data-color="orange"] {
    --card-gradient: var(--gradient-orange);
    --card-glow: var(--glow-orange);
}

.project-card[data-color="pink"] {
    --card-gradient: var(--gradient-pink);
    --card-glow: var(--glow-pink);
}

.project-card[data-color="amber"] {
    --card-gradient: var(--gradient-amber);
    --card-glow: 0 0 40px rgba(245, 158, 11, 0.4);
}

.project-card[data-color="blue"] {
    --card-gradient: var(--gradient-blue);
    --card-glow: 0 0 40px rgba(59, 130, 246, 0.4);
}

/* ===== Skills Section ===== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--space-lg);
}

.skill-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.skill-item:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
}

.skill-icon {
    font-size: 2rem;
}

.skill-name {
    font-weight: 600;
    font-size: var(--text-small);
}

/* ===== Contact Section ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    font-size: 1.25rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.form-label {
    font-weight: 600;
    font-size: var(--text-small);
    color: var(--text-secondary);
}

.form-input,
.form-textarea {
    padding: var(--space-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-persian);
    font-size: var(--text-body);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

/* ===== Footer ===== */
.footer-antigravity {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.footer-brand img {
    height: 40px;
    width: auto;
}

.footer-brand p {
    color: var(--text-secondary);
    max-width: 300px;
}

.footer-section h4 {
    font-size: var(--text-body);
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--text-primary);
}

.footer-social {
    display: flex;
    gap: var(--space-md);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border-subtle);
    color: var(--text-muted);
    font-size: var(--text-small);
}

@media (max-width: 768px) {
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}

.footer-badges {
    display: flex;
    gap: var(--space-md);
}

.footer-badges img {
    height: 60px;
    width: auto;
}