/**
 * Layout Components - Navigation, Bento Grid, Sections, Headers, Footer
 */

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(13, 13, 13, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: var(--space-md) 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(13, 13, 13, 0.95);
    padding: var(--space-sm) 0;
    box-shadow: var(--shadow-md);
}

.navbar.hidden {
    transform: translateY(-100%);
}

.navbar > .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-secondary);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
    text-decoration: none;
}

.nav-link i {
    font-size: 0.85rem;
    opacity: 0.7;
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--primary-muted);
}

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

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

.nav-user-info {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav-user-avatar {
    width: 32px;
    height: 32px;
    background: var(--primary-muted);
    color: var(--primary-color);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
}

.nav-user-name {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: var(--z-fixed);
}

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

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Bento Grid Layout */
.bento-grid {
    display: grid;
    gap: var(--space-lg);
    padding: var(--space-lg) 0;
}

.bento-hero {
    grid-template-columns: repeat(12, 1fr);
    grid-auto-rows: minmax(100px, auto);
    padding-top: 100px;
    min-height: calc(100vh - 100px);
}

.bento-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.bento-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-muted), transparent);
    opacity: 0;
    transition: var(--transition);
}

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

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

.bento-card-title {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
}

.bento-card-title i {
    color: var(--primary-color);
}

/* Profile Card */
.bento-profile {
    grid-column: span 8;
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
    background: var(--gradient-card);
    padding: var(--space-2xl);
}

.profile-photo {
    flex-shrink: 0;
}

.profile-photo img {
    width: 200px;
    height: 200px;
    border-radius: var(--radius-xl);
    object-fit: cover;
    border: 3px solid var(--border-color);
    transition: var(--transition);
}

.bento-profile:hover .profile-photo img {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.profile-info {
    flex: 1;
}

.profile-info h1 {
    margin-bottom: var(--space-sm);
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.profile-title {
    font-size: 1.25rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.profile-title i {
    font-size: 1rem;
}

.profile-description {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: var(--space-lg);
    max-width: 550px;
}

.profile-buttons {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* Quick Info Cards */
.bento-quick {
    grid-column: span 4;
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.quick-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    transition: var(--transition);
    flex: 1;
}

.quick-card:hover {
    border-color: var(--primary-color);
    background: var(--bg-card-hover);
}

.quick-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-muted);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.quick-content h4 {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: var(--space-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.quick-content p {
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 600;
    margin: 0;
}

/* Social Icons Inline */
.social-icons-inline {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-top: var(--space-xs);
}

.social-icon-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 1.25rem;
    transition: color 0.3s ease, transform 0.3s ease, text-shadow 0.3s ease;
    text-decoration: none;
}

.social-icon-link:hover {
    color: var(--primary-color);
    transform: scale(1.15);
    text-shadow: 0 0 15px var(--primary-color);
}

.social-icon-link:hover .fa-telegram {
    color: #0088cc;
    text-shadow: 0 0 15px rgba(0, 136, 204, 0.6);
}

.social-icon-link:hover .fa-github {
    color: #fff;
    text-shadow: 0 0 15px rgba(255, 255, 255, 0.4);
}

.social-icon-link:hover .fa-vk {
    color: #4a76a8;
    text-shadow: 0 0 15px rgba(74, 118, 168, 0.6);
}

.social-icon-link:hover .fa-linkedin {
    color: #0077b5;
    text-shadow: 0 0 15px rgba(0, 119, 181, 0.6);
}

/* Skills Card */
.bento-skills,
.skills-full {
    grid-column: span 8;
}

.skills-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.skills-header h3 {
    margin: 0;
    font-size: 1.25rem;
}

.icon-box {
    width: 44px;
    height: 44px;
    background: var(--primary-muted);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.1rem;
}

.skills-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-lg);
}

.skill-category {
    background: var(--bg-elevated);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.skill-category-title {
    font-size: 0.7rem;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-md);
    font-weight: 600;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

/* Sections */
.section {
    padding: var(--space-3xl) 0;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
    gap: var(--space-md);
}

.section-title {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin: 0;
}

.section-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-muted);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.25rem;
}

.section-subtitle {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: var(--space-xl);
}

.section-subtitle i {
    color: var(--primary-color);
}

.section-divider {
    height: 1px;
    background: linear-gradient(90deg, var(--primary-color), var(--border-color), transparent);
    margin: var(--space-2xl) 0;
}

/* Page Header */
.page-header {
    text-align: center;
    padding: calc(100px + var(--space-2xl)) 0 var(--space-2xl);
}

.page-title {
    display: inline-flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.page-icon {
    width: 56px;
    height: 56px;
    background: var(--primary-muted);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.5rem;
}

.page-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Footer */
.footer-minimal {
    background: var(--bg-darker);
    border-top: 1px solid var(--border-color);
    padding: var(--space-xl) 0;
    margin-top: var(--space-3xl);
}

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

.footer-logo {
    display: inline-flex;
    align-items: center;
    font-family: 'Raleway', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-social-icons a {
    color: var(--text-secondary);
    font-size: 1.125rem;
    transition: color 0.3s ease, transform 0.3s ease, text-shadow 0.3s ease;
    text-decoration: none;
}

.footer-social-icons a:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
    text-shadow: 0 0 12px var(--primary-color);
}

.footer-copyright-minimal {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin: 0;
}

/* CTA Section */
.cta-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-3xl);
    margin: var(--space-3xl) 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-glow);
    pointer-events: none;
}

.cta-content {
    position: relative;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-muted);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin: 0 auto var(--space-xl);
}

.cta-content h2 {
    margin-bottom: var(--space-md);
}

.cta-content p {
    margin-bottom: var(--space-xl);
}

.cta-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}