/* ============================================
   MAIN.CSS - CORE LAYOUT & TYPOGRAPHY
   ============================================ */

/* ========================================
   TYPOGRAPHY SYSTEM
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-mono);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

h1 {
    font-size: var(--font-size-5xl);
}

h2 {
    font-size: var(--font-size-4xl);
}

h3 {
    font-size: var(--font-size-3xl);
}

h4 {
    font-size: var(--font-size-2xl);
}

h5 {
    font-size: var(--font-size-xl);
}

h6 {
    font-size: var(--font-size-lg);
}

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

/* ========================================
   SECTION LAYOUT SYSTEM
   ======================================== */

section {
    min-height: 100vh;
    padding: var(--spacing-3xl) 0;
    position: relative;
}

@media (max-width: 768px) {
    section {
        padding: var(--spacing-2xl) 0;
        min-height: auto;
    }
}

/* ========================================
   SECTION HEADERS
   ======================================== */

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    position: relative;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--cyber-cyan);
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: pulse-glow 2s ease-in-out infinite;
}

.section-title {
    font-size: var(--font-size-4xl);
    font-family: var(--font-mono);
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    display: inline-block;
}

.title-bracket {
    color: var(--cyber-yellow);
    font-weight: var(--font-weight-black);
}

@keyframes pulse-glow {
    0%, 100% {
        text-shadow: var(--glow-soft-cyan);
        opacity: 1;
    }
    50% {
        text-shadow: var(--glow-cyan);
        opacity: 0.8;
    }
}

@media (max-width: 768px) {
    .section-header {
        margin-bottom: var(--spacing-2xl);
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
}

/* ========================================
   HEADER / NAVIGATION
   ======================================== */

.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 14, 39, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 2px solid rgba(252, 227, 0, 0.3);
    z-index: var(--z-header);
    transition: all var(--transition-base);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
}

.logo {
    font-family: var(--font-mono);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-black);
    color: var(--cyber-yellow);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-shadow: var(--glow-soft-yellow);
    transition: all var(--transition-base);
}

.logo:hover {
    text-shadow: var(--glow-yellow);
}

.logo-bracket {
    color: var(--cyber-cyan);
}

/* Main Navigation */
.main-nav {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: var(--spacing-xs) var(--spacing-md);
    border: 1px solid transparent;
    transition: all var(--transition-base);
    position: relative;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: all var(--transition-base);
    transform: translateX(-50%);
}

.nav-link:hover::before,
.nav-link.active::before {
    width: 100%;
}

.nav-link:hover {
    color: var(--cyber-cyan);
    text-shadow: var(--glow-soft-cyan);
}

.nav-bracket {
    color: var(--cyber-yellow);
    font-weight: var(--font-weight-bold);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-xs);
    background: transparent;
    border: 2px solid var(--cyber-cyan);
    cursor: pointer;
    transition: all var(--transition-base);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--cyber-cyan);
    transition: all var(--transition-base);
}

.mobile-menu-toggle:hover {
    box-shadow: var(--glow-soft-cyan);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Navigation */
.mobile-nav {
    position: fixed;
    top: 80px;
    right: -100%;
    width: 250px;
    height: calc(100vh - 80px);
    background: var(--bg-secondary);
    border-left: 2px solid var(--cyber-cyan);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-lg);
    z-index: calc(var(--z-header) - 1);
    transition: right var(--transition-base);
    overflow-y: auto;
}

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

.mobile-nav-link {
    display: block;
    font-family: var(--font-mono);
    font-size: var(--font-size-base);
    color: var(--text-primary);
    text-transform: uppercase;
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    border: 1px solid var(--border-subtle);
    transition: all var(--transition-base);
}

.mobile-nav-link:hover {
    border-color: var(--cyber-cyan);
    background: rgba(0, 240, 255, 0.1);
    color: var(--cyber-cyan);
    box-shadow: var(--glow-soft-cyan);
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero-section {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding-top: 100px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    text-align: center;
    z-index: var(--z-content);
}

.hero-label {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.hero-title {
    margin-bottom: var(--spacing-lg);
}

.hero-greeting {
    display: block;
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-normal);
}

.hero-name {
    display: block;
    font-size: var(--font-size-6xl);
    color: var(--cyber-yellow);
    text-shadow: var(--glow-yellow);
    letter-spacing: 0.05em;
    position: relative;
}

.hero-subtitle {
    font-family: var(--font-mono);
    font-size: var(--font-size-xl);
    color: var(--cyber-cyan);
    margin-bottom: var(--spacing-2xl);
}

.typing-text {
    display: inline-block;
    border-right: 2px solid var(--cyber-cyan);
    padding-right: 5px;
    animation: typing-cursor 1s step-end infinite;
}

@keyframes typing-cursor {
    0%, 50% { border-color: var(--cyber-cyan); }
    51%, 100% { border-color: transparent; }
}

/* Hero Stats */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    border: 2px solid rgba(252, 227, 0, 0.3);
    background: rgba(26, 29, 46, 0.5);
    min-width: 150px;
    transition: all var(--transition-base);
}

.stat-item:hover {
    border-color: var(--cyber-cyan);
    box-shadow: var(--glow-soft-cyan);
    transform: translateY(-5px);
}

.stat-label {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.stat-value {
    font-family: var(--font-mono);
    font-size: var(--font-size-2xl);
    color: var(--cyber-yellow);
    font-weight: var(--font-weight-bold);
    margin-top: var(--spacing-xs);
}

/* Hero Buttons */
.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

.cyber-btn {
    position: relative;
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: var(--spacing-md) var(--spacing-xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

.cyber-btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    border: 2px solid var(--cyber-yellow);
    box-shadow: var(--shadow-glow-yellow);
}

.cyber-btn-primary:hover {
    box-shadow: var(--glow-yellow);
    transform: translateY(-2px);
}

.cyber-btn-outline {
    background: transparent;
    color: var(--cyber-cyan);
    border: 2px solid var(--cyber-cyan);
}

.cyber-btn-outline:hover {
    background: rgba(0, 240, 255, 0.1);
    box-shadow: var(--glow-soft-cyan);
    transform: translateY(-2px);
}

.btn-text {
    position: relative;
    z-index: 2;
}

.btn-glitch {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    pointer-events: none;
}

@media (max-width: 768px) {
    .hero-name {
        font-size: var(--font-size-4xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-lg);
    }
    
    .hero-stats {
        gap: var(--spacing-md);
    }
    
    .stat-item {
        min-width: 120px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cyber-btn {
        width: 100%;
        max-width: 300px;
    }
}

/* ========================================
   ABOUT SECTION
   ======================================== */

.section-about {
    background: var(--bg-secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
}

/* About Image */
.about-image-container {
    position: relative;
}

.image-frame {
    position: relative;
    border: 3px solid var(--cyber-cyan);
    padding: var(--spacing-sm);
    background: var(--bg-card);
    box-shadow: var(--shadow-glow-cyan);
}

.frame-corners::before,
.frame-corners::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 3px solid var(--cyber-yellow);
}

.frame-corners::before {
    top: -3px;
    left: -3px;
    border-right: none;
    border-bottom: none;
}

.frame-corners::after {
    bottom: -3px;
    right: -3px;
    border-left: none;
    border-top: none;
}

.about-image {
    width: 100%;
    height: auto;
    display: block;
    filter: grayscale(30%) contrast(1.1);
}

.image-scanline {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 240, 255, 0.05) 2px,
        rgba(0, 240, 255, 0.05) 4px
    );
    pointer-events: none;
}

.image-status {
    position: absolute;
    bottom: var(--spacing-md);
    left: var(--spacing-md);
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--cyber-cyan);
    background: var(--bg-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--cyber-cyan);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-success);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; box-shadow: 0 0 5px var(--accent-success); }
    50% { opacity: 0.5; box-shadow: 0 0 10px var(--accent-success); }
}

/* About Content */
.about-content {
    padding-top: var(--spacing-md);
}

.content-title {
    font-family: var(--font-mono);
    font-size: var(--font-size-2xl);
    color: var(--cyber-yellow);
    margin-bottom: var(--spacing-lg);
}

.about-text p {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-lg);
}

.availability-notice {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: rgba(252, 227, 0, 0.1);
    border-left: 4px solid var(--cyber-yellow);
    margin-top: var(--spacing-xl);
}

.notice-icon {
    font-size: var(--font-size-3xl);
    flex-shrink: 0;
}

.notice-text {
    font-size: var(--font-size-base);
    color: var(--text-primary);
}

.notice-text strong {
    color: var(--cyber-yellow);
    display: block;
    margin-bottom: var(--spacing-xs);
}

/* Social Connections */
.social-connections {
    margin-top: var(--spacing-2xl);
}

.connections-label {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--cyber-cyan);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.connection-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.connection-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    padding: var(--spacing-md);
    border: 2px solid var(--border-subtle);
    background: var(--bg-card);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all var(--transition-base);
}

.connection-link:hover {
    border-color: var(--cyber-cyan);
    background: rgba(0, 240, 255, 0.1);
    color: var(--cyber-cyan);
    box-shadow: var(--glow-soft-cyan);
    transform: translateY(-2px);
}

.connection-link i {
    font-size: var(--font-size-lg);
}

/* ========================================
   SKILLS SECTION
   ======================================== */

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.skill-category {
    background: var(--bg-card);
    border: 2px solid rgba(252, 227, 0, 0.2);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.skill-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.skill-category:hover::before {
    left: 100%;
}

.skill-category:hover {
    border-color: var(--cyber-cyan);
    box-shadow: var(--shadow-glow-cyan);
    transform: translateY(-5px);
}

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

.category-icon {
    font-size: var(--font-size-3xl);
}

.category-header h3 {
    font-family: var(--font-mono);
    font-size: var(--font-size-lg);
    color: var(--cyber-yellow);
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.skill-chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.skill-chip {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid var(--cyber-cyan);
    padding: var(--spacing-xs) var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all var(--transition-base);
}

.skill-chip:hover {
    background: rgba(0, 240, 255, 0.2);
    box-shadow: var(--glow-soft-cyan);
    transform: scale(1.05);
}

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

/* ========================================
   PROJECTS SECTION
   ======================================== */

.section-projects {
    background: var(--bg-primary);
}

/* Project Filters */
.project-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.filter-btn {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    background: transparent;
    border: 2px solid var(--border-subtle);
    padding: var(--spacing-sm) var(--spacing-lg);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
    border-color: var(--cyber-yellow);
    color: var(--cyber-yellow);
    box-shadow: var(--glow-soft-yellow);
}

.filter-btn.active {
    background: rgba(252, 227, 0, 0.1);
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

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

/* Individual project cards styled in project-cards.css */

/* ========================================
   CONTACT SECTION
   ======================================== */

.section-contact {
    background: var(--bg-secondary);
}

.contact-intro {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.terminal-text {
    font-family: var(--font-mono);
    font-size: var(--font-size-lg);
    color: var(--cyber-cyan);
    margin-bottom: var(--spacing-sm);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.contact-card {
    background: var(--bg-card);
    border: 2px solid rgba(0, 240, 255, 0.3);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(0, 240, 255, 0.1), transparent);
    transform: rotate(45deg);
    transition: all 0.5s ease;
}

.contact-card:hover::before {
    top: 100%;
}

.contact-card:hover {
    border-color: var(--cyber-cyan);
    box-shadow: var(--shadow-glow-cyan);
    transform: translateY(-10px);
}

.contact-card-inner {
    position: relative;
    z-index: 2;
}

.contact-icon {
    font-size: var(--font-size-5xl);
    color: var(--cyber-cyan);
    margin-bottom: var(--spacing-md);
}

.contact-method {
    font-family: var(--font-mono);
    font-size: var(--font-size-2xl);
    color: var(--cyber-yellow);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
}

.contact-label {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-md);
}

.contact-status {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--accent-success);
}

.contact-footer {
    text-align: center;
    padding: var(--spacing-2xl);
    border: 2px dashed rgba(0, 240, 255, 0.3);
    background: rgba(0, 240, 255, 0.05);
}

/* Interactive Terminal Styles */
.terminal-console {
    font-family: var(--font-mono);
    background: rgba(10, 14, 39, 0.9);
    border: 2px solid var(--cyber-cyan);
    border-radius: 4px;
    padding: var(--spacing-lg);
    max-width: 800px;
    margin: 0 auto;
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
    transition: all var(--transition-base);
}

.terminal-console.terminal-focused {
    border-color: var(--cyber-yellow);
    box-shadow: 0 0 30px rgba(252, 227, 0, 0.3);
}

.terminal-output {
    max-height: 400px;
    overflow-y: auto;
    margin-bottom: var(--spacing-md);
    padding-right: var(--spacing-sm);
    scrollbar-width: thin;
    scrollbar-color: var(--cyber-cyan) transparent;
}

.terminal-output::-webkit-scrollbar {
    width: 6px;
}

.terminal-output::-webkit-scrollbar-track {
    background: transparent;
}

.terminal-output::-webkit-scrollbar-thumb {
    background: var(--cyber-cyan);
    border-radius: 3px;
}

.terminal-line {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    line-height: 1.6;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.terminal-line.terminal-command {
    color: var(--cyber-yellow);
    font-weight: var(--font-weight-bold);
}

.terminal-line.terminal-error {
    color: var(--accent-danger);
}

.terminal-hint {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.terminal-input-line {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.terminal-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--cyber-cyan);
    font-family: var(--font-mono);
    font-size: var(--font-size-base);
    outline: none;
    padding: var(--spacing-xs) 0;
}

.terminal-input::placeholder {
    color: var(--text-muted);
    opacity: 0.5;
}

.terminal-prompt {
    font-family: var(--font-mono);
    font-size: var(--font-size-xl);
    color: var(--cyber-cyan);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
}

.prompt-symbol {
    color: var(--cyber-yellow);
    font-weight: var(--font-weight-bold);
}

/* ========================================
   FOOTER
   ======================================== */

.main-footer {
    background: var(--bg-primary);
    border-top: 2px solid rgba(252, 227, 0, 0.3);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

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

.footer-logo {
    font-family: var(--font-mono);
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-black);
    color: var(--cyber-yellow);
    margin-bottom: var(--spacing-xl);
}

.footer-nav {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.footer-nav a {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: all var(--transition-base);
}

.footer-nav a:hover {
    color: var(--cyber-cyan);
    text-shadow: var(--glow-soft-cyan);
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border: 2px solid var(--border-subtle);
    color: var(--text-primary);
    font-size: var(--font-size-xl);
    transition: all var(--transition-base);
}

.footer-social a:hover {
    border-color: var(--cyber-cyan);
    color: var(--cyber-cyan);
    box-shadow: var(--glow-soft-cyan);
    transform: translateY(-3px);
}

.footer-info {
    border-top: 1px solid var(--border-subtle);
    padding-top: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.footer-copyright {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
}

.footer-terminal {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.footer-easter-egg {
    margin-top: var(--spacing-lg);
    cursor: pointer;
    opacity: 0.3;
    transition: opacity var(--transition-base);
}

.footer-easter-egg:hover {
    opacity: 1;
}

.secret-hint {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--cyber-magenta);
    letter-spacing: 0.2em;
}

/* ========================================
   SCROLL TO TOP BUTTON
   ======================================== */

.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--bg-card);
    border: 2px solid var(--cyber-cyan);
    color: var(--cyber-cyan);
    font-size: var(--font-size-xl);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: var(--z-content);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    background: rgba(0, 240, 255, 0.1);
    box-shadow: var(--glow-soft-cyan);
    transform: translateY(-5px);
}

.scroll-label {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    margin-top: 2px;
}

/* ========================================
   PROGRESS INDICATOR
   ======================================== */

.progress-indicator {
    position: fixed;
    top: 80px;
    right: 30px;
    width: 200px;
    padding: var(--spacing-md);
    background: rgba(10, 14, 39, 0.9);
    border: 2px solid var(--cyber-cyan);
    z-index: calc(var(--z-header) - 1);
    backdrop-filter: blur(10px);
}

.progress-label {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--cyber-cyan);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-xs);
}

.progress-bar-container {
    width: 100%;
    height: 10px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    margin-bottom: var(--spacing-xs);
}

.progress-bar-fill {
    height: 100%;
    background: var(--gradient-primary);
    width: 0%;
    transition: width 0.3s ease;
    box-shadow: var(--glow-soft-cyan);
}

.progress-percentage {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--cyber-yellow);
    text-align: right;
}

@media (max-width: 1024px) {
    .progress-indicator {
        display: none;
    }
}

/* ========================================
   BOOT SEQUENCE
   ======================================== */

.boot-sequence {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    z-index: 10000;
    display: none; /* Hidden by default */
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease;
    opacity: 1;
}

.boot-sequence.active {
    display: flex; /* Show when active */
}

.boot-content {
    text-align: center;
    max-width: 600px;
    padding: var(--spacing-2xl);
}

.boot-logo {
    font-family: var(--font-mono);
    font-size: 6rem;
    font-weight: var(--font-weight-black);
    color: var(--cyber-yellow);
    text-shadow: var(--glow-yellow);
    margin-bottom: var(--spacing-2xl);
    letter-spacing: 0.2em;
}

.boot-text {
    font-family: var(--font-mono);
    font-size: var(--font-size-lg);
    color: var(--cyber-cyan);
    margin-bottom: var(--spacing-2xl);
    text-align: left;
}

.boot-text p {
    margin-bottom: var(--spacing-md);
    opacity: 0;
    animation: boot-text-appear 0.3s ease-out forwards;
}

.boot-text p:nth-child(1) {
    animation-delay: 0.2s;
}

.boot-text p:nth-child(2) {
    animation-delay: 0.6s;
}

.boot-text p:nth-child(3) {
    animation-delay: 1s;
}

.boot-text p:nth-child(4) {
    animation-delay: 1.4s;
}

@keyframes boot-text-appear {
    0% {
        opacity: 0;
        transform: translateX(-20px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

.boot-success {
    color: var(--accent-success) !important;
}

.boot-progress {
    width: 100%;
    height: 4px;
    background: var(--bg-secondary);
    border: 1px solid var(--cyber-cyan);
    overflow: hidden;
    margin-top: var(--spacing-xl);
}

.boot-progress-bar {
    width: 0;
    height: 100%;
    background: var(--gradient-primary);
    box-shadow: var(--glow-soft-cyan);
    transition: width 2.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================
   ACHIEVEMENT NOTIFICATIONS
   ======================================== */

.achievement-container {
    position: fixed;
    top: 100px;
    right: 30px;
    z-index: var(--z-notification);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    pointer-events: none;
}

.achievement-notification {
    background: rgba(10, 14, 39, 0.95);
    border: 2px solid var(--cyber-yellow);
    padding: var(--spacing-md) var(--spacing-lg);
    box-shadow: var(--shadow-glow-yellow);
    backdrop-filter: blur(10px);
    min-width: 300px;
    animation: achievement-slide-in 0.5s ease-out;
    pointer-events: all;
}

.achievement-notification.removing {
    animation: achievement-slide-out 0.5s ease-out forwards;
}

.achievement-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.achievement-icon {
    font-size: var(--font-size-2xl);
}

.achievement-title {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--cyber-yellow);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin: 0;
}

.achievement-description {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    margin: 0;
}

@keyframes achievement-slide-in {
    0% {
        opacity: 0;
        transform: translateX(400px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes achievement-slide-out {
    0% {
        opacity: 1;
        transform: translateX(0);
    }
    100% {
        opacity: 0;
        transform: translateX(400px);
    }
}

@media (max-width: 768px) {
    .achievement-container {
        top: 80px;
        right: 10px;
        left: 10px;
    }
    
    .achievement-notification {
        min-width: auto;
    }
}

/* Achievement Tier Styles */
.achievement-notification.tier-bronze {
    border-color: #CD7F32;
    box-shadow: 0 0 20px rgba(205, 127, 50, 0.4);
}

.achievement-notification.tier-silver {
    border-color: #C0C0C0;
    box-shadow: 0 0 20px rgba(192, 192, 192, 0.4);
}

.achievement-notification.tier-gold {
    border-color: #FFD700;
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.6);
}

.achievement-notification.tier-platinum {
    border-color: #E5E4E2;
    box-shadow: 0 0 30px rgba(229, 228, 226, 0.8);
    background: linear-gradient(135deg, rgba(10, 14, 39, 0.95), rgba(229, 228, 226, 0.1));
}

.achievement-body {
    margin-top: var(--spacing-sm);
}

.achievement-name {
    font-family: var(--font-mono);
    font-size: var(--font-size-base);
    color: var(--cyber-yellow);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
}

.achievement-points {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--accent-success);
    margin-top: var(--spacing-xs);
}