/* CSS Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #00d4ff;
    --secondary-color: #8b5cf6;
    --accent-color: #fbbf24;
    --bg-dark: #0a0a0a;
    --bg-darker: #050505;
    --text-light: #ffffff;
    --text-gray: #9ca3af;
    --gradient-primary: linear-gradient(135deg, #00d4ff, #8b5cf6);
    --gradient-secondary: linear-gradient(135deg, #fbbf24, #f59e0b);
    /* --nav-width: 80px; */
    --section-padding: 8rem 2rem 4rem;
    --container-max-width: 1200px;
    --z-nav: 1000;
    --z-highlighter: 999;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.3);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

/* Mouse Highlighter */
.mouse-highlighter {
    position: fixed;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.8) 0%, rgba(0, 212, 255, 0.2) 40%, transparent 70%);
    pointer-events: none;
    z-index: var(--z-highlighter);
    transition: transform 0.1s ease;
    mix-blend-mode: screen;
}

/* Vertical Navigation */
.vertical-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 140px;
    height: 100vh;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
    /* padding: 1rem 0; */
    z-index: 100;
}

.nav-logo {
    margin-bottom: 3rem;
}

.nav-logo span {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    list-style: none;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.nav-link {
    display: block;
    padding: 0.75rem;
    color: var(--text-gray);
    text-decoration: none;
    border-radius: 8px;
    transition: var(--transition);
    font-size: 0.875rem;
    font-weight: 500;
    text-align: left;
    padding-left: 2rem;
    /* writing-mode: vertical-rl; */
    /* text-orientation: mixed; */
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background: rgba(0, 212, 255, 0.1);
    transform: translateX(5px);
}

.nav-link.active::before {
    content: '';
    position: absolute;
    left: -2px;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 20px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.nav-social {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.nav-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--text-gray);
    transition: var(--transition);
    border-radius: 8px;
}

.nav-social a:hover {
    color: var(--primary-color);
    background: rgba(0, 212, 255, 0.1);
    transform: scale(1.1);
}

.nav-social svg {
    width: 20px;
    height: 20px;
}

@media (max-width: 768px) {
    .vertical-nav {
        position: fixed;
        bottom: 0;
        top: auto;
        left: 0;
        width: 100%;
        height: 60px;
        flex-direction: row;
        justify-content: space-around;
        align-items: center;
        border-right: none;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        background: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(20px);
        padding: 0;
    }

    .nav-logo {
        display: none;
    }

    .nav-menu {
        flex-direction: row;
        gap: 0;
        margin: 0;
        padding: 0;
        width: 100%;
        justify-content: space-around;
        align-items: center;
        flex: 1;
    }

    .nav-link {
        flex: 1;
        padding: 0.5rem 0;
        text-align: center;
        font-size: 0.75rem;
        padding-left: 0;
    }

    .nav-link.active::before {
        display: none;
    }

    .nav-social {
        display: none;
    }
}

/* Main Content */
.main-content {
    margin-left: var(--nav-width);
    min-height: 100vh;
}

.section {
    min-height: 100vh;
    position: relative;
    overflow: hidden;
}

.section-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: var(--section-padding);
    position: relative;
    z-index: 2;
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 4rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* @media (max-width: 768px) {
    .vertical-nav {
        flex-direction: row;
        height: auto;
        width: 100%;
        padding: 1rem;
        position: relative;
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav-menu {
        flex-direction: row;
        gap: 0.5rem;
        margin-bottom: 0;
    }

    .nav-link {
        writing-mode: horizontal-tb;
        text-orientation: initial;
        transform: none !important;
    }

    .nav-social {
        flex-direction: row;
        margin-left: auto;
    }
} */

/* Home Section */
.home-section {
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at center, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
}

.particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(2px 2px at 20px 30px, rgba(0, 212, 255, 0.3), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(139, 92, 246, 0.3), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(251, 191, 36, 0.3), transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(0, 212, 255, 0.3), transparent);
    background-repeat: repeat;
    background-size: 150px 100px;
    animation: particles 20s linear infinite;
}

@keyframes particles {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(-150px, -100px);
    }
}

.home-content {
    text-align: center;
    z-index: 2;
    position: relative;
}

.home-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease-out;
}

.typewriter-container {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    margin-bottom: 2rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    animation: fadeInUp 1s ease-out 0.3s both;
}

.typewriter-text {
    color: var(--text-gray);
}

.typewriter-roles {
    color: var(--accent-color);
    font-weight: 600;
    min-width: 200px;
    text-align: left;
}

.cursor {
    color: var(--primary-color);
    font-weight: 300;
    animation: blink 1s infinite;
}

@keyframes blink {

    0%,
    50% {
        opacity: 1;
    }

    51%,
    100% {
        opacity: 0;
    }
}

.home-subtitle {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.home-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.9s both;
}

.cta-button {
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.cta-button.primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-glow);
}

.cta-button.secondary {
    background: transparent;
    color: var(--text-light);
    border: 2px solid var(--primary-color);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.4);
}

.floating-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.shape-1 {
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, rgba(0, 212, 255, 0.3), rgba(139, 92, 246, 0.3));
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, rgba(251, 191, 36, 0.3), rgba(245, 158, 11, 0.3));
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.shape-3 {
    width: 40px;
    height: 40px;
    background: linear-gradient(45deg, rgba(139, 92, 246, 0.3), rgba(0, 212, 255, 0.3));
    bottom: 30%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }

    25% {
        transform: translateY(-20px) rotate(90deg);
    }

    50% {
        transform: translateY(-10px) rotate(180deg);
    }

    75% {
        transform: translateY(-15px) rotate(270deg);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* About Section */
.about-section {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.05) 0%, rgba(0, 212, 255, 0.05) 100%);
    position: relative;
}

.about-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Ccircle cx='30' cy='30' r='1'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    animation: backgroundMove 20s linear infinite;
}

@keyframes backgroundMove {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(60px, 60px);
    }
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 4rem;
    align-items: start;
}

.about-text p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-gray);
    margin-bottom: 2rem;
}

.personal-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.label {
    font-size: 0.875rem;
    color: var(--text-gray);
    font-weight: 500;
}

.value {
    color: var(--text-light);
    font-weight: 600;
}

.resume-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: var(--gradient-secondary);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(251, 191, 36, 0.3);
}

.resume-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(251, 191, 36, 0.4);
}

.about-image {
    position: relative;
}

.image-frame {
    position: relative;
    border-radius: 50px;
    overflow: hidden;
    background: var(--gradient-primary);
    padding: 4px;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.image-frame img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 46px;
    display: block;
}

.image-frame::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(transparent, var(--primary-color), transparent 30%);
    animation: rotate 10s linear infinite;
    z-index: -1;
    border-radius: 50%;
}

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

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

/* Education Section */
.education-section {
    background: radial-gradient(ellipse at top right, rgba(251, 191, 36, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at bottom left, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
}

.education-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 49%, rgba(0, 212, 255, 0.03) 50%, transparent 51%);
    background-size: 40px 40px;
    animation: diagonalMove 15s linear infinite;
}

@keyframes diagonalMove {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(40px, 40px);
    }
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-primary);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-item:nth-child(odd) .timeline-content {
    text-align: right;
    margin-right: 2rem;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 2rem;
}

.timeline-marker {
    position: absolute;
    left: 50%;
    width: 20px;
    height: 20px;
    background: var(--gradient-primary);
    border: 4px solid var(--bg-dark);
    border-radius: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.timeline-content {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.2);
}

.timeline-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.institution {
    font-weight: 600;
    color: var(--text-light);
    margin-bottom: 0.25rem;
}

.duration {
    color: var(--accent-color);
    font-weight: 500;
    margin-bottom: 1rem;
}

.description {
    color: var(--text-gray);
    line-height: 1.6;
}

/* Skills Section */
.skills-section {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.03) 0%, rgba(139, 92, 246, 0.03) 100%);
}

.skills-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 25% 25%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.skill-category:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.2);
}

.skill-category h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    text-align: center;
}

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

.skill-tag {
    padding: 0.5rem 1rem;
    background: rgba(0, 212, 255, 0.1);
    color: var(--primary-color);
    border-radius: 25px;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid rgba(0, 212, 255, 0.3);
    transition: var(--transition);
}

.skill-tag:hover {
    background: var(--primary-color);
    color: var(--bg-dark);
    transform: scale(1.05);
}

/* Positions Section */
.positions-section {
    background: radial-gradient(ellipse at center, rgba(251, 191, 36, 0.05) 0%, transparent 50%);
}

.positions-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23fbbf24' fill-opacity='0.03'%3E%3Cpath d='M20 20h20v20H20z'/%3E%3C/g%3E%3C/svg%3E");
    animation: slideBackground 12s linear infinite;
}

@keyframes slideBackground {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(40px, 40px);
    }
}

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

.position-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.position-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(251, 191, 36, 0.1), transparent);
    transition: left 0.5s;
}

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

.position-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(251, 191, 36, 0.3);
}

.position-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-secondary);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.position-icon svg {
    width: 30px;
    height: 30px;
}

.position-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.position-org {
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.position-desc {
    color: var(--text-gray);
    line-height: 1.6;
}

/* Projects Section */
.projects-section {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.03) 0%, rgba(0, 212, 255, 0.03) 100%);
}

.projects-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(45deg,
            transparent,
            transparent 40px,
            rgba(0, 212, 255, 0.02) 40px,
            rgba(0, 212, 255, 0.02) 80px);
    animation: stripeMove 20s linear infinite;
}

@keyframes stripeMove {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(80px, 80px);
    }
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.project-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    overflow: hidden;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 30px 80px rgba(0, 212, 255, 0.2);
}

.project-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-content {
    padding: 2rem;
}

.project-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.project-content p {
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.project-tech span {
    padding: 0.25rem 0.75rem;
    background: rgba(139, 92, 246, 0.2);
    color: var(--secondary-color);
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 500;
}

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

.project-links a {
    padding: 0.75rem 1.5rem;
    background: var(--gradient-primary);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 500;
    transition: var(--transition);
    flex: 1;
    text-align: center;
}

.project-links a:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.4);
}

/* Certifications Section */
.certifications-section {
    background: radial-gradient(ellipse at bottom, rgba(0, 212, 255, 0.05) 0%, transparent 50%);
}

.certifications-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%2300d4ff' fill-opacity='0.02'%3E%3Cpath d='M40 40L20 20v40l20-20zm0 0l20-20v40l-20-20z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    animation: certMove 25s linear infinite;
}

@keyframes certMove {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(-80px, -80px);
    }
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.cert-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    transition: var(--transition);
    position: relative;
}

.cert-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.3);
}

.cert-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-primary);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.cert-icon svg {
    width: 30px;
    height: 30px;
}

.cert-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.cert-issuer {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.cert-date {
    color: var(--accent-color);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.cert-desc {
    color: var(--text-gray);
    line-height: 1.6;
    font-size: 0.875rem;
}

/* Contact Section */
.contact-section {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
}

.contact-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(251, 191, 36, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    animation: contactBg 10s ease-in-out infinite alternate;
}

@keyframes contactBg {
    0% {
        opacity: 0.5;
    }

    100% {
        opacity: 1;
    }
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.contact-info p {
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 2rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.contact-method:hover {
    transform: translateX(10px);
    background: rgba(0, 212, 255, 0.1);
}

.method-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.method-icon svg {
    width: 24px;
    height: 24px;
}

.method-info h4 {
    color: var(--text-light);
    margin-bottom: 0.25rem;
}

.method-info p {
    color: var(--text-gray);
    margin: 0;
}

.contact-form {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1rem 1rem 0;
    background: transparent;
    border: none;
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
    color: var(--text-light);
    font-size: 1rem;
    transition: var(--transition);
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-bottom-color: var(--primary-color);
}

.form-group label {
    position: absolute;
    top: 1rem;
    left: 0;
    color: var(--text-gray);
    font-size: 1rem;
    pointer-events: none;
    transition: var(--transition);
}

.form-group input:focus~label,
.form-group input:valid~label,
.form-group textarea:focus~label,
.form-group textarea:valid~label {
    top: -0.5rem;
    font-size: 0.75rem;
    color: var(--primary-color);
}

.submit-btn {
    width: 100%;
    padding: 1rem 2rem;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-glow);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.4);
}

/* Footer */
.footer {
    background: var(--bg-darker);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-left: var(--nav-width);
}

.footer-content {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 3rem 2rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-info h3 {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.footer-info p {
    color: var(--text-gray);
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-gray);
    border-radius: 12px;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-social a:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-3px);
}

.footer-social svg {
    width: 24px;
    height: 24px;
}

.footer-bottom {
    text-align: center;
    padding: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-gray);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .timeline::before {
        left: 30px;
    }

    .timeline-item {
        flex-direction: row !important;
    }

    .timeline-item .timeline-content {
        text-align: left !important;
        margin-left: 70px !important;
        margin-right: 0 !important;
    }

    .timeline-marker {
        left: 30px !important;
        transform: translateX(-50%);
    }
}

@media (max-width: 768px) {
    :root {
        /* --nav-width: 60px; */
        --section-padding: 6rem 1rem 3rem;
    }

    .nav-link {
        font-size: 0.75rem;
        padding: 0.5rem;
    }

    .nav-logo span {
        font-size: 1.25rem;
    }

    .nav-social a {
        width: 35px;
        height: 35px;
    }

    .nav-social svg {
        width: 16px;
        height: 16px;
    }

    .home-cta {
        flex-direction: column;
        align-items: center;
    }

    .cta-button {
        width: 200px;
        text-align: center;
    }

    .skills-grid,
    .positions-grid,
    .projects-grid,
    .certifications-grid {
        grid-template-columns: 1fr;
    }

    .personal-info {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .project-links {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    :root {
        /* --nav-width: 50px; */
        --section-padding: 5rem 1rem 2rem;
    }

    .typewriter-container {
        flex-direction: column;
        height: auto;
        gap: 0.25rem;
    }

    .typewriter-roles {
        min-width: auto;
        text-align: center;
    }

    .about-image .image-frame {
        max-width: 250px;
        margin: 0 auto;
    }

    .timeline-item .timeline-content {
        margin-left: 50px !important;
    }

    .contact-form {
        padding: 1.5rem;
    }
}

/* Scroll animations */
@media (prefers-reduced-motion: no-preference) {
    .section {
        opacity: 0;
        transform: translateY(50px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }

    .section.visible {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    /* Already optimized for dark mode */
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #00ffff;
        --secondary-color: #ff00ff;
        --accent-color: #ffff00;
        --text-light: #ffffff;
        --text-gray: #cccccc;
    }
}

/* Print styles */
@media print {

    .vertical-nav,
    .mouse-highlighter,
    .particles,
    .floating-shapes {
        display: none;
    }

    .main-content {
        margin-left: 0;
    }

    .section {
        page-break-inside: avoid;
        min-height: auto;
    }

    body {
        background: white;
        color: black;
    }
}