/* ===========================
   Root Variables & Reset
   =========================== */
:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #252525;
    --accent-blue: #00d4ff;
    --accent-purple: #a855f7;
    --accent-green: #10b981;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-tertiary: #64748b;
    --border-color: rgba(255, 255, 255, 0.1);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 20px rgba(0, 212, 255, 0.3);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* ===========================
   Loading Screen
   =========================== */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--bg-primary);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s, visibility 0.5s;
}

.loader.fade-out {
    opacity: 0;
    visibility: hidden;
}

.loader-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--bg-secondary);
    border-top-color: var(--accent-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loader-text {
    margin-top: 20px;
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
}

.dots {
    animation: dots 1.5s steps(3, end) infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes dots {
    0%, 20% { content: '.'; }
    40% { content: '..'; }
    60%, 100% { content: '...'; }
}

/* ===========================
   Navigation
   =========================== */
/* Logout Link Style */
.logout-link {
    color: var(--accent-purple) !important;
    font-weight: 500;
    position: relative;
}

.logout-link:hover {
    color: var(--text-primary) !important;
}

.logout-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-purple);
    transition: width 0.3s;
}

.logout-link:hover::after {
    width: 100%;
}

.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1rem 0;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
    animation: slideDown 0.5s ease-out;
}

.navbar.scrolled {
    padding: 0.5rem 0;
    background: rgba(10, 10, 10, 0.95);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-blue);
    display: flex;
    align-items: center;
}

.brand-cursor {
    animation: blink 1s infinite;
    margin-left: 2px;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-blue);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-blue);
    transition: width 0.3s;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

.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(7px, -6px);
}

/* ===========================
   Hero Section
   =========================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 80px 0;
}

.particles-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.5;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.greeting {
    color: var(--accent-blue);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    animation: fadeInUp 0.5s ease-out;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.glitch {
    position: relative;
    color: var(--text-primary);
    animation: glitch 2s infinite;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.glitch::before {
    animation: glitch-1 0.5s infinite;
    color: var(--accent-blue);
    z-index: -1;
}

.glitch::after {
    animation: glitch-2 0.5s infinite;
    color: var(--accent-purple);
    z-index: -2;
}

@keyframes glitch {
    0%, 100% { transform: translate(0); }
    20% { transform: translate(-2px, 2px); }
    40% { transform: translate(-2px, -2px); }
    60% { transform: translate(2px, 2px); }
    80% { transform: translate(2px, -2px); }
}

@keyframes glitch-1 {
    0%, 100% { clip-path: inset(0 0 0 0); }
    25% { clip-path: inset(10% 0 50% 0); }
    50% { clip-path: inset(50% 0 20% 0); }
    75% { clip-path: inset(30% 0 10% 0); }
}

@keyframes glitch-2 {
    0%, 100% { clip-path: inset(0 0 0 0); }
    25% { clip-path: inset(50% 0 10% 0); }
    50% { clip-path: inset(20% 0 60% 0); }
    75% { clip-path: inset(10% 0 30% 0); }
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-family: 'JetBrains Mono', monospace;
}

.typing-cursor {
    animation: blink 1s infinite;
}

.hero-description {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.btn {
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background: transparent;
    color: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 212, 255, 0.3);
}

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

.btn-secondary:hover {
    border-color: var(--accent-purple);
    color: var(--accent-purple);
    transform: translateY(-2px);
}

.btn-icon {
    transition: transform 0.3s;
}

.btn:hover .btn-icon {
    transform: translate(3px, -3px);
}

.hero-social {
    display: flex;
    gap: 1rem;
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

.social-link {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition);
}

.social-link:hover {
    color: var(--accent-blue);
    border-color: var(--accent-blue);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 212, 255, 0.3);
}

.hero-visual {
    position: relative;
}

.code-window {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 1rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.code-header {
    display: flex;
    gap: 8px;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.code-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.code-dot.red { background: #ff5f56; }
.code-dot.yellow { background: #ffbd2e; }
.code-dot.green { background: #27c93f; }

.code-content {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    color: var(--text-secondary);
    overflow-x: auto;
}

.keyword { color: var(--accent-purple); }
.class { color: var(--accent-blue); }
.string { color: var(--accent-green); }
.function { color: #fbbf24; }
.property { color: #f87171; }

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
    color: var(--text-secondary);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* ===========================
   Sections
   =========================== */
.section {
    padding: 5rem 0;
    position: relative;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.title-number {
    color: var(--accent-blue);
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.2rem;
}

.section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
    margin-left: 1rem;
}

/* ===========================
   About Section
   =========================== */
.about-content {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    min-height: 400px;
}

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

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    animation: slideIn 0.5s ease-out;
}

.highlight-icon {
    color: var(--accent-blue);
    font-size: 1.2rem;
}

.about-image {
    position: absolute;
    right: 0;
    top: -50px;
    z-index: 1;
    pointer-events: none;
}

.profile-image-wrapper {
    position: relative;
    width: 450px;
    height: 450px;
}

.profile-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0.9;
}

.profile-gradient-overlay {
    display: none;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.image-wrapper {
    position: relative;
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
}

.profile-svg {
    width: 100%;
    height: auto;
}

.animate-draw rect {
    stroke-dasharray: 680;
    stroke-dashoffset: 680;
    animation: drawLine 2s ease-out forwards;
}

@keyframes drawLine {
    to { stroke-dashoffset: 0; }
}

/* ===========================
   Projects Section
   =========================== */
.project-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1.5rem;
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--accent-blue);
    color: var(--bg-primary);
    border-color: var(--accent-blue);
    transform: scale(1.05);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    cursor: pointer;
    animation: fadeInUp 0.5s ease-out;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.1);
    border-color: var(--accent-blue);
}

.project-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    font-family: 'JetBrains Mono', monospace;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.project-card:hover .project-image {
    transform: scale(1.05);
}

.project-image::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(0, 212, 255, 0.1), transparent);
    transform: rotate(45deg);
    transition: 0.5s;
    opacity: 0;
}

.project-card:hover .project-image::before {
    animation: shine 0.5s ease-out;
    opacity: 1;
}

@keyframes shine {
    0% { transform: rotate(45deg) translateY(-100%); }
    100% { transform: rotate(45deg) translateY(100%); }
}

.project-content {
    padding: 1.5rem;
}

.project-title {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tech-tag {
    padding: 0.25rem 0.75rem;
    background: rgba(0, 212, 255, 0.1);
    color: var(--accent-blue);
    border-radius: 50px;
    font-size: 0.8rem;
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.project-links {
    display: flex;
    gap: 1rem;
}

.project-link {
    color: var(--text-secondary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    transition: var(--transition);
    font-size: 0.9rem;
}

.project-link:hover {
    color: var(--accent-blue);
}

/* ===========================
   Skills Section
   =========================== */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.1);
}

.category-title {
    color: var(--accent-blue);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.skill-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.skill-item {
    padding: 0.5rem 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    transition: var(--transition);
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
}

.skill-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.2), transparent);
    transition: 0.5s;
}

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

.skill-item:hover {
    color: var(--accent-blue);
    border-color: var(--accent-blue);
    transform: scale(1.05);
}

/* ===========================
   Contact Section
   =========================== */
.contact-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact-text {
    margin-bottom: 3rem;
}

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

.contact-form-container {
    margin-bottom: 3rem;
}

.contact-form {
    display: grid;
    gap: 1.5rem;
}

.form-group {
    position: relative;
}

.form-input {
    width: 100%;
    padding: 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-label {
    position: absolute;
    left: 1rem;
    top: 1rem;
    color: var(--text-tertiary);
    transition: var(--transition);
    pointer-events: none;
    background: var(--bg-secondary);
    padding: 0 0.25rem;
}

.form-input:focus ~ .form-label,
.form-input:valid ~ .form-label {
    top: -0.5rem;
    font-size: 0.8rem;
    color: var(--accent-blue);
}

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

.btn-submit {
    justify-self: center;
    padding: 1rem 2rem;
}

.contact-methods {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.contact-method {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    padding: 1rem;
}

.contact-method:hover {
    color: var(--accent-blue);
    transform: translateY(-5px);
}

.contact-icon {
    width: 40px;
    height: 40px;
}

/* ===========================
   Terminal Section
   =========================== */
.terminal {
    background: var(--bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    max-width: 800px;
    margin: 0 auto;
}

.terminal-header {
    background: var(--bg-tertiary);
    padding: 0.75rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.terminal-title {
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
}

.terminal-controls {
    display: flex;
    gap: 0.5rem;
}

.control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    cursor: pointer;
}

.control.minimize { background: #ffbd2e; }
.control.maximize { background: #27c93f; }
.control.close { background: #ff5f56; }

.terminal-body {
    padding: 1rem;
    min-height: 300px;
    max-height: 500px;
    overflow-y: auto;
    font-family: 'JetBrains Mono', monospace;
}

.terminal-output {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.terminal-input-line {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.terminal-prompt {
    color: var(--accent-blue);
}

.terminal-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    outline: none;
}

/* ===========================
   Board Section
   =========================== */
.board-container {
    max-width: 900px;
    margin: 0 auto;
}

.board-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.board-stats {
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
}

.new-post-form {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
    border: 1px solid var(--accent-blue);
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.board-posts {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.board-post {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    animation: fadeInUp 0.5s ease-out;
}

.board-post:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 212, 255, 0.1);
    border-color: var(--accent-blue);
}

.post-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 1rem;
}

.post-info {
    flex: 1;
}

.post-author {
    color: var(--accent-blue);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.post-title {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.post-date {
    color: var(--text-tertiary);
    font-size: 0.85rem;
    font-family: 'JetBrains Mono', monospace;
}

.post-number {
    color: var(--accent-purple);
    font-family: 'JetBrains Mono', monospace;
    font-weight: bold;
    padding: 0.25rem 0.75rem;
    background: rgba(168, 85, 247, 0.1);
    border-radius: 50px;
    font-size: 0.9rem;
}

.post-content {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.post-actions {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 1rem;
}

.post-action-btn {
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    font-size: 0.9rem;
}

.post-action-btn:hover {
    color: var(--accent-blue);
}

.empty-board {
    text-align: center;
    padding: 3rem;
    color: var(--text-tertiary);
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px dashed var(--border-color);
}

/* Privacy Toggle Switch */
.privacy-toggle {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toggle-switch {
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
}

.toggle-switch input[type="checkbox"] {
    display: none;
}

.toggle-slider {
    width: 50px;
    height: 26px;
    background: var(--bg-tertiary);
    border-radius: 50px;
    position: relative;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.toggle-slider::before {
    content: '';
    width: 20px;
    height: 20px;
    background: var(--text-secondary);
    border-radius: 50%;
    position: absolute;
    top: 2px;
    left: 3px;
    transition: var(--transition);
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(24px);
    background: white;
}

.toggle-label {
    color: var(--text-primary);
    font-weight: 500;
}

.privacy-note {
    color: var(--text-tertiary);
    font-size: 0.85rem;
    margin-left: 66px;
}

/* Private post indicator */
.private-badge {
    background: rgba(168, 85, 247, 0.2);
    color: var(--accent-purple);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-left: 0.5rem;
    display: inline-block;
}

/* ===========================
   Footer
   =========================== */
.footer {
    background: var(--bg-secondary);
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

/* Hidden link styling - looks like regular text */
#s-link {
    cursor: text !important;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    pointer-events: all;
}

#s-link:hover {
    color: inherit !important;
    text-decoration: none !important;
}

.footer-content p {
    color: var(--text-secondary);
    margin: 0.5rem 0;
    font-size: 0.85rem;
}

.footer-credit {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin: 0.3rem 0;
}

.footer-credit a {
    color: var(--text-secondary) !important;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.footer-credit a:hover {
    color: var(--accent-blue) !important;
}

.footer-credit a:visited {
    color: var(--text-secondary) !important;
}

.footer-company-info {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: 0.3rem 0;
    opacity: 0.8;
}

.heart {
    color: var(--accent-purple);
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* ===========================
   Back to Top Button
   =========================== */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--accent-blue);
    color: var(--bg-primary);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

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

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 212, 255, 0.3);
}

/* ===========================
   Animations
   =========================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeInUp 0.8s ease-out;
}

.animate-slide-in {
    animation: slideIn 0.8s ease-out;
}

.animate-slide-up {
    animation: fadeInUp 0.8s ease-out;
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-pulse-slow {
    animation: pulse 3s ease-in-out infinite;
}

.animate-hover {
    transition: var(--transition);
}

.animate-hover:hover {
    transform: scale(1.05);
}

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .about-image {
        position: relative;
        order: -1;
        right: auto;
        top: auto;
        transform: none;
        margin-bottom: 2rem;
    }
    
    .profile-image-wrapper {
        width: 300px;
        height: 300px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 60px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 60px);
        background: var(--bg-secondary);
        flex-direction: column;
        justify-content: start;
        padding: 2rem;
        transition: right 0.3s;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .skills-container {
        grid-template-columns: 1fr;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-title::after {
        display: none;
    }
    
    .contact-methods {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .project-card {
        margin: 0 -1rem;
        border-radius: 0;
    }
    
    .back-to-top {
        width: 40px;
        height: 40px;
        bottom: 1rem;
        right: 1rem;
    }
}

/* ===========================
   Notification System
   =========================== */
.notification {
    position: fixed;
    top: 20px;
    right: -400px;
    max-width: 400px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.95), rgba(136, 71, 255, 0.95));
    color: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    transition: right 0.3s ease;
    z-index: 10000;
}

.notification.show {
    right: 20px;
}

.notification-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
}

.notification-content span {
    flex: 1;
    font-size: 0.95rem;
    line-height: 1.5;
}

.notification-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.notification-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

.notification-error {
    background: linear-gradient(135deg, rgba(255, 71, 87, 0.95), rgba(255, 107, 107, 0.95));
}

@media (max-width: 480px) {
    .notification {
        left: 20px;
        right: 20px;
        max-width: none;
    }
    
    .notification.show {
        right: 20px;
    }
}

/* ===========================
   Company Stats Counter
   =========================== */
.company-stats {
    text-align: center;
    padding: 60px 0;
    margin-bottom: 40px;
}

.stats-container {
    display: inline-block;
    position: relative;
}

.stat-number {
    font-size: 5rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 10px;
    font-family: 'JetBrains Mono', monospace;
    position: relative;
    display: inline-block;
}

#companyCounter {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-unit {
    font-size: 3.5rem;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-weight: 700;
    margin-left: 15px;
    vertical-align: baseline;
}

.stat-number::after {
    content: '+';
    position: absolute;
    right: -40px;
    top: 0;
    font-size: 3rem;
    opacity: 0.8;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 1.8rem;
    color: var(--text-primary);
    margin-bottom: 15px;
    font-weight: 500;
}

.stat-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

/* Animation for counting */
@keyframes countPulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.stat-number.counting {
    animation: countPulse 0.3s ease-out;
}

/* Responsive */
@media (max-width: 768px) {
    .stat-number {
        font-size: 3.5rem;
    }
    
    #companyCounter {
        font-size: 3.5rem;
    }
    
    .stat-unit {
        font-size: 2.5rem;
        margin-left: 10px;
        font-weight: 700;
    }
    
    .stat-number::after {
        font-size: 2rem;
        right: -30px;
    }
    
    .stat-label {
        font-size: 1.4rem;
    }
    
    .stat-description {
        font-size: 1rem;
    }
}
/* Screen Reader Only - SEO Optimization */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}