/* ===== RESET & VARIABLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-tertiary: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #a8a8a8;
    --text-tertiary: #8b8b8b;
    --accent-primary: #64ffda;
    --accent-secondary: #64b5f6;
    --accent-tertiary: #ccd6f6;
    --border-color: #2a2a2a;
    --shadow-color: rgba(0, 0, 0, 0.5);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-padding: 0 20px;
    --max-width: 1200px;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
    --transition-slow: all 0.5s cubic-bezier(0.645, 0.045, 0.355, 1);
}

/* ===== BASE STYLES ===== */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    counter-reset: item;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--container-padding);
}

/* ===== UTILITIES ===== */
.highlight {
    color: var(--accent-primary);
}

/* ===== PROJECTS PAGE STYLES ===== */
.projects-header {
    padding: 120px 0 60px;
    background-color: var(--bg-primary);
}

.back-link {
    margin-bottom: 30px;
}

.btn-back {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--accent-primary);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 14px;
    transition: var(--transition);
}

.btn-back:hover {
    color: var(--text-primary);
    transform: translateX(-5px);
}

.projects-detail {
    padding: 60px 0;
    background-color: var(--bg-secondary);
}

.project-detail-item {
    background-color: var(--bg-tertiary);
    border-radius: 12px;
    padding: 40px;
    margin-bottom: 40px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.project-detail-item:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 20px 60px -20px var(--shadow-color);
}

.project-detail-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.project-detail-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--bg-primary);
    flex-shrink: 0;
}

.project-detail-title h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.project-detail-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    align-items: start;
}

.project-detail-description h3 {
    color: var(--text-primary);
    font-size: 20px;
    font-weight: 600;
    margin: 25px 0 15px;
}

.project-detail-description ul {
    margin: 15px 0;
    padding-left: 20px;
}

.project-detail-description li {
    color: var(--text-secondary);
    margin-bottom: 8px;
    line-height: 1.6;
}

.project-detail-description p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.project-detail-meta {
    position: sticky;
    top: 100px;
}

.project-tech-stack h4 {
    color: var(--text-primary);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 15px;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 30px;
}

.tech-tag {
    background-color: rgba(100, 255, 218, 0.1);
    color: var(--accent-primary);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-family: var(--font-mono);
    font-weight: 500;
}

.project-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.project-links .btn {
    justify-content: center;
    gap: 8px;
}

/* ===== RESPONSIVE FOR PROJECTS PAGE ===== */
@media (max-width: 768px) {
    .projects-header {
        padding: 100px 0 40px;
    }
    
    .project-detail-item {
        padding: 30px 20px;
    }
    
    .project-detail-header {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .project-detail-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .project-detail-meta {
        position: static;
    }
    
    .project-links {
        flex-direction: row;
    }
}

/* ===== BUTTON STYLES ===== */
.btn {
    display: inline-block;
    padding: 14px 28px;
    border: 1px solid var(--accent-primary);
    border-radius: 4px;
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

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

.btn-primary:hover {
    background-color: rgba(100, 255, 218, 0.1);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    background-color: rgba(100, 255, 218, 0.1);
    transform: translateY(-2px);
}

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

.btn-outline:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    background-color: rgba(100, 255, 218, 0.1);
    transform: translateY(-2px);
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 70px;
    background-color: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.nav-logo {
    font-family: var(--font-mono);
    font-size: 18px;
    font-weight: 600;
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition);
}

.logo-bracket {
    color: var(--accent-primary);
}

.logo-text {
    color: var(--text-primary);
}

.nav-logo:hover {
    color: var(--accent-primary);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

.nav-link {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    position: relative;
}

.nav-link::before {
    content: counter(item, decimal-leading-zero) ". ";
    color: var(--accent-primary);
    counter-increment: item;
}

.nav-link:hover {
    color: var(--accent-primary);
}

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

.bar {
    width: 25px;
    height: 2px;
    background-color: var(--text-secondary);
    margin: 3px 0;
    transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--section-padding);
    position: relative;
}

.hero-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--container-padding);
    width: 100%;
}

.hero-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.hero-intro {
    max-width: 540px;
}

.hero-greeting {
    font-family: var(--font-mono);
    font-size: 16px;
    color: var(--accent-primary);
    margin-bottom: 20px;
}

.hero-name {
    font-size: clamp(40px, 8vw, 80px);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.1;
    margin-bottom: 10px;
}

.hero-title {
    font-size: clamp(30px, 6vw, 60px);
    font-weight: 700;
    color: var(--text-secondary);
    line-height: 1.1;
    margin-bottom: 25px;
}

.hero-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 540px;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-container {
    position: relative;
    width: 300px;
    height: 300px;
}

.profile-image {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 4px;
    overflow: hidden;
    z-index: 2;
}

.profile-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    color: var(--bg-primary);
    transition: var(--transition);
}

.profile-background {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--accent-primary);
    border-radius: 4px;
    z-index: 1;
    transition: var(--transition);
}

.profile-container:hover .profile-image {
    transform: translate(-10px, -10px);
}

.profile-container:hover .profile-background {
    transform: translate(10px, 10px);
}

.hero-social {
    position: fixed;
    left: 40px;
    bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.hero-social::after {
    content: '';
    width: 1px;
    height: 90px;
    background-color: var(--text-tertiary);
}

.hero-social a {
    color: var(--text-secondary);
    font-size: 20px;
    transition: var(--transition);
    padding: 10px;
}

.hero-social a:hover {
    color: var(--accent-primary);
    transform: translateY(-3px);
}

.scroll-indicator {
    position: fixed;
    right: 40px;
    bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.scroll-line {
    width: 1px;
    height: 90px;
    background-color: var(--text-tertiary);
}

.scroll-text {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-secondary);
    writing-mode: vertical-lr;
    text-orientation: mixed;
}

/* ===== SECTION STYLES ===== */
.section-header {
    margin-bottom: 60px;
}

.section-title {
    font-size: clamp(26px, 5vw, 32px);
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 10px;
}

.section-number {
    font-family: var(--font-mono);
    font-size: 20px;
    color: var(--accent-primary);
    font-weight: 400;
}

.section-title::after {
    content: '';
    height: 1px;
    background-color: var(--border-color);
    flex: 1;
    max-width: 300px;
}

/* ===== ABOUT SECTION ===== */
.about {
    padding: var(--section-padding);
    background-color: var(--bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 50px;
    align-items: start;
}

.about-text p {
    margin-bottom: 15px;
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.7;
}

.about-text strong {
    color: var(--accent-primary);
    font-weight: 600;
}

.tech-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-top: 20px;
    list-style: none;
}

.tech-list li {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-secondary);
    position: relative;
    padding-left: 20px;
}

.tech-list li::before {
    content: '▹';
    color: var(--accent-primary);
    position: absolute;
    left: 0;
}

.about-image {
    display: flex;
    justify-content: center;
}

.image-wrapper {
    position: relative;
    width: 300px;
    height: 300px;
}

.image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--bg-tertiary), var(--border-color));
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    color: var(--text-tertiary);
    position: relative;
    z-index: 2;
    transition: var(--transition);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--accent-primary);
    opacity: 0.1;
    border-radius: 4px;
    transition: var(--transition);
    z-index: 3;
}

.image-wrapper:hover .image-overlay {
    opacity: 0;
}

.image-wrapper:hover .image-placeholder {
    transform: translate(-5px, -5px);
}

/* ===== EXPERIENCE SECTION ===== */
.experience {
    padding: var(--section-padding);
}

.experience-content {
    display: flex;
    gap: 40px;
    max-width: 700px;
}

.experience-tabs {
    display: flex;
    flex-direction: column;
    min-width: 150px;
}

.tab-button {
    background: none;
    border: none;
    border-left: 2px solid var(--border-color);
    padding: 15px 20px;
    text-align: left;
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.tab-button:hover,
.tab-button.active {
    background-color: rgba(100, 255, 218, 0.1);
    border-left-color: var(--accent-primary);
    color: var(--accent-primary);
}

.experience-panels {
    flex: 1;
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
}

.tab-panel h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.company {
    color: var(--accent-primary);
}

.duration {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 25px;
}

.tab-panel ul {
    list-style: none;
}

.tab-panel li {
    position: relative;
    margin-bottom: 10px;
    padding-left: 20px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.tab-panel li::before {
    content: '▹';
    color: var(--accent-primary);
    position: absolute;
    left: 0;
}

/* ===== PROJECTS SECTION ===== */
.projects {
    padding: var(--section-padding);
    background-color: var(--bg-secondary);
}

.projects-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.project-overview-card {
    background-color: var(--bg-tertiary);
    padding: 40px 30px;
    border-radius: 8px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.project-overview-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(100, 255, 218, 0.1), transparent);
    transition: var(--transition);
}

.project-overview-card:hover::before {
    left: 100%;
}

.project-overview-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
    box-shadow: 0 10px 30px -15px var(--shadow-color);
}

.project-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 28px;
    color: var(--bg-primary);
    transition: var(--transition);
}

.project-overview-card:hover .project-icon {
    transform: rotate(360deg);
}

.project-overview-card h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.project-overview-card p {
    color: var(--text-secondary);
    margin-bottom: 15px;
    font-size: 16px;
}

.project-role {
    display: inline-block;
    background-color: rgba(100, 255, 218, 0.1);
    color: var(--accent-primary);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-family: var(--font-mono);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.projects-grid {
    display: grid;
    gap: 30px;
    margin-bottom: 50px;
}

.project-item {
    position: relative;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    align-items: center;
    margin-bottom: 100px;
}

.project-item:nth-child(even) .project-content {
    grid-column: 7 / -1;
    text-align: right;
}

.project-item:nth-child(even) .project-image {
    grid-column: 1 / 8;
}

.project-content {
    position: relative;
    grid-column: 1 / 7;
    z-index: 2;
}

.project-overline {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--accent-primary);
    margin-bottom: 10px;
}

.project-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.project-description {
    background-color: var(--bg-tertiary);
    padding: 25px;
    border-radius: 4px;
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 25px;
    box-shadow: 0 10px 30px -15px var(--shadow-color);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 25px;
    justify-content: flex-start;
}

.project-item:nth-child(even) .project-tech {
    justify-content: flex-end;
}

.project-tech li {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-secondary);
    list-style: none;
}

.project-links {
    display: flex;
    gap: 15px;
    align-items: center;
}

.project-item:nth-child(even) .project-links {
    justify-content: flex-end;
}

.project-links a {
    color: var(--text-secondary);
    font-size: 20px;
    transition: var(--transition);
}

.project-links a:hover {
    color: var(--accent-primary);
    transform: translateY(-2px);
}

.project-image {
    grid-column: 6 / -1;
    position: relative;
    z-index: 1;
}

.project-image-wrapper {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    height: 300px;
}

.project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: var(--bg-primary);
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-tertiary);
    opacity: 0.7;
    transition: var(--transition);
}

.project-image:hover .project-overlay {
    opacity: 0;
}

.project-loading {
    text-align: center;
    padding: 50px 20px;
    color: var(--text-secondary);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 2px solid var(--border-color);
    border-top: 2px solid var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

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

.projects-cta {
    text-align: center;
}

/* ===== CERTIFICATIONS SECTION ===== */
.certifications {
    padding: var(--section-padding);
    background-color: var(--bg-primary);
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.certification-card {
    background-color: var(--bg-tertiary);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
}

.certification-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
    box-shadow: 0 20px 60px -20px var(--shadow-color);
}

.certification-image {
    position: relative;
    height: 300px;
    overflow: hidden;
    cursor: pointer;
}

.certification-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.certification-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 10, 10, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.certification-overlay i {
    font-size: 48px;
    color: var(--accent-primary);
}

.certification-image:hover .certification-overlay {
    opacity: 1;
}

.certification-image:hover img {
    transform: scale(1.05);
}

.certification-content {
    padding: 30px;
}

.certification-content h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.certification-issuer {
    font-size: 16px;
    color: var(--accent-primary);
    font-weight: 600;
    margin-bottom: 5px;
}

.certification-date {
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.certification-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.certification-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-tag {
    background-color: rgba(100, 255, 218, 0.1);
    color: var(--accent-primary);
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 12px;
    font-family: var(--font-mono);
    font-weight: 500;
}

/* Certificate Modal */
.certificate-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.certificate-modal.active {
    opacity: 1;
    visibility: visible;
}

.certificate-modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    background: var(--dark-bg);
    border-radius: 10px;
    border: 2px solid var(--primary-color);
    overflow: hidden;
    box-shadow: 0 10px 50px rgba(0, 255, 255, 0.3);
}

.certificate-modal-content img {
    width: 100%;
    height: auto;
    display: block;
    max-height: 85vh;
    object-fit: contain;
}

.certificate-modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(0, 0, 0, 0.8);
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
}

.certificate-modal-close:hover {
    background: var(--primary-color);
    color: var(--dark-bg);
    transform: rotate(90deg);
}
.certificate-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.certificate-modal.active {
    opacity: 1;
    visibility: visible;
}

.certificate-modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    background-color: var(--bg-secondary);
    border-radius: 8px;
    overflow: hidden;
}

.certificate-modal img {
    width: 100%;
    height: auto;
    display: block;
}

.certificate-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background-color: var(--bg-tertiary);
    border: none;
    border-radius: 50%;
    color: var(--text-primary);
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.certificate-modal-close:hover {
    background-color: var(--accent-primary);
    color: var(--bg-primary);
}

/* ===== CONTACT SECTION ===== */
.contact {
    padding: var(--section-padding);
    text-align: center;
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
}

.contact-heading {
    font-size: clamp(40px, 5vw, 60px);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.contact-description {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 50px;
}

.contact-cta {
    margin-bottom: 50px;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 13px;
}

.contact-item i {
    color: var(--accent-primary);
}

/* ===== FOOTER ===== */
.footer {
    padding: 50px 0;
    background-color: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-content p {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-secondary);
}

.footer-social {
    display: flex;
    gap: 20px;
}

.footer-social a {
    color: var(--text-secondary);
    font-size: 16px;
    transition: var(--transition);
}

.footer-social a:hover {
    color: var(--accent-primary);
}

/* ===== DISCORD TOOLTIP ===== */
.discord-tooltip {
    position: absolute;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    padding: 12px 16px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 12px;
    pointer-events: none;
    z-index: 1001;
    opacity: 0;
    transform: translateY(10px);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    white-space: nowrap;
}

.discord-tooltip.show {
    opacity: 1;
    transform: translateY(0);
}

.copy-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    padding: 16px 20px;
    border-radius: 4px;
    border: 1px solid var(--accent-primary);
    font-family: var(--font-mono);
    font-size: 13px;
    z-index: 10001;
    transform: translateX(400px);
    opacity: 0;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 10px;
}

.copy-notification.show {
    transform: translateX(0);
    opacity: 1;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
    .hero-social,
    .scroll-indicator {
        display: none;
    }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
    .hero-social,
    .scroll-indicator {
        display: none;
    }
    
    .container {
        padding: 0 40px;
    }
}

@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .experience-content {
        flex-direction: column;
        gap: 30px;
    }
    
    .experience-tabs {
        flex-direction: row;
        overflow-x: auto;
        min-width: auto;
    }
    
    .tab-button {
        border-left: none;
        border-bottom: 2px solid var(--border-color);
        white-space: nowrap;
        min-width: 120px;
    }
    
    .tab-button:hover,
    .tab-button.active {
        border-bottom-color: var(--accent-primary);
        border-left-color: transparent;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
        --container-padding: 0 20px;
    }
    
    .container {
        padding: var(--container-padding);
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--bg-secondary);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 50px;
        transition: var(--transition);
        border-left: 1px solid var(--border-color);
        z-index: 999;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        font-size: 18px;
        padding: 10px 20px;
        margin: 20px 0;
    }

    .hamburger {
        display: flex;
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-name {
        font-size: clamp(30px, 8vw, 50px);
    }

    .hero-title {
        font-size: clamp(24px, 6vw, 40px);
    }

    .hero-description {
        font-size: 16px;
    }

    .hero-cta {
        justify-content: center;
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .profile-container {
        width: 250px;
        height: 250px;
    }

    .project-item {
        grid-template-columns: 1fr;
        margin-bottom: 60px;
    }

    .project-content,
    .project-item:nth-child(even) .project-content {
        grid-column: 1;
        text-align: left;
        margin-bottom: 20px;
    }

    .project-image,
    .project-item:nth-child(even) .project-image {
        grid-column: 1;
        grid-row: 1;
        opacity: 0.1;
    }

    .project-tech,
    .project-item:nth-child(even) .project-tech {
        justify-content: flex-start;
    }

    .project-links,
    .project-item:nth-child(even) .project-links {
        justify-content: flex-start;
    }

    .projects-overview {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .certifications-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .certification-image {
        height: 250px;
    }
    
    .certification-content {
        padding: 25px 20px;
    }

    .contact-info {
        flex-direction: column;
        gap: 20px;
    }

    .footer-content {
        justify-content: center;
        text-align: center;
        flex-direction: column;
        gap: 20px;
    }

    .copy-notification {
        right: 15px;
        left: 15px;
        transform: translateY(-100px);
    }

    .copy-notification.show {
        transform: translateY(0);
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 0 15px;
    }

    .hero-name {
        font-size: clamp(28px, 8vw, 40px);
    }

    .hero-title {
        font-size: clamp(22px, 6vw, 32px);
    }

    .section-title {
        font-size: clamp(22px, 5vw, 28px);
    }

    .btn {
        padding: 12px 20px;
        font-size: 13px;
        width: 100%;
        max-width: 200px;
    }

    .hero-cta {
        width: 100%;
        align-items: center;
    }

    .profile-container {
        width: 200px;
        height: 200px;
    }

    .image-wrapper {
        width: 250px;
        height: 250px;
    }
    
    .project-overview-card {
        padding: 30px 20px;
    }
    
    .nav-link {
        font-size: 16px;
    }
}

/* ===== SCROLL ANIMATIONS ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.645, 0.045, 0.355, 1);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: no-preference) {
    .fade-in {
        opacity: 0;
        transform: translateY(30px);
        transition: all 0.6s cubic-bezier(0.645, 0.045, 0.355, 1);
    }

    .fade-in.visible {
        opacity: 1;
        transform: translateY(0);
    }
}