:root {
    --bg: #08111f;
    --bg-soft: #0d1829;
    --panel: rgba(15, 27, 45, 0.78);
    --panel-strong: #101c2f;
    --border: rgba(142, 167, 198, 0.2);
    --text: #edf4ff;
    --muted: #9fb0c8;
    --primary: #2dd4bf;
    --secondary: #60a5fa;
    --accent: #f8c14a;
    --danger: #fb7185;
    --shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
}

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

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    font-family: "Inter", Arial, sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at 18% 12%, rgba(45, 212, 191, 0.13), transparent 28%),
        radial-gradient(circle at 82% 22%, rgba(96, 165, 250, 0.16), transparent 30%),
        linear-gradient(180deg, #08111f 0%, #0a1322 48%, #09111d 100%);
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
}

a {
    color: inherit;
}

.skip-link {
    position: fixed;
    left: 1rem;
    top: -4rem;
    z-index: 2000;
    padding: 0.75rem 1rem;
    background: var(--primary);
    color: #03111d;
    border-radius: 6px;
    font-weight: 800;
    transition: top 0.2s ease;
}

.skip-link:focus {
    top: 1rem;
}

.particles,
.geometric-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
}

.particle {
    position: absolute;
    border-radius: 999px;
    background: rgba(45, 212, 191, 0.38);
    filter: blur(0.3px);
    animation: floatParticle 18s ease-in-out infinite;
}

.shape {
    position: absolute;
    border: 1px solid rgba(96, 165, 250, 0.2);
    background: rgba(96, 165, 250, 0.04);
    transform: rotate(12deg);
}

.shape-1 {
    width: 280px;
    height: 280px;
    top: 12%;
    left: 4%;
}

.shape-2 {
    width: 180px;
    height: 180px;
    right: 7%;
    top: 44%;
}

.shape-3 {
    width: 220px;
    height: 220px;
    bottom: 8%;
    left: 18%;
}

@keyframes floatParticle {
    0%, 100% { transform: translate3d(0, 0, 0); opacity: 0; }
    15%, 85% { opacity: 0.75; }
    50% { transform: translate3d(48px, -80px, 0); }
}

.container,
.nav-container,
.hero-container {
    width: min(1160px, calc(100% - 40px));
    margin: 0 auto;
}

.navbar {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 1000;
    background: rgba(8, 17, 31, 0.78);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(16px);
    transition: background 0.2s ease, box-shadow 0.2s ease;
}

.navbar.scrolled {
    background: rgba(8, 17, 31, 0.94);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.28);
}

.nav-container {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.nav-logo {
    text-decoration: none;
    font-weight: 800;
    color: var(--text);
}

.nav-logo span {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
}

.nav-logo span::before {
    content: "";
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary);
    box-shadow: 0 0 20px rgba(45, 212, 191, 0.75);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 1.1rem;
    list-style: none;
}

.nav-menu a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 700;
    transition: color 0.2s ease;
}

.nav-menu a:hover,
.nav-menu a:focus-visible {
    color: var(--primary);
}

.hamburger {
    display: none;
    width: 42px;
    height: 42px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--panel);
    cursor: pointer;
}

.hamburger span {
    display: block;
    width: 20px;
    height: 2px;
    margin: 5px auto;
    background: var(--text);
}

section {
    padding: 96px 0;
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 120px;
}

.hero-container {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(340px, 0.85fr);
    gap: 4rem;
    align-items: center;
}

.eyebrow,
.section-kicker {
    color: var(--primary);
    font-weight: 800;
    letter-spacing: 0;
    text-transform: uppercase;
    font-size: 0.82rem;
}

.profile-section {
    display: flex;
    align-items: center;
    gap: 1.4rem;
    margin: 1.4rem 0 1rem;
}

.profile-pic {
    width: 116px;
    height: 116px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(45, 212, 191, 0.9);
    box-shadow: 0 0 0 8px rgba(45, 212, 191, 0.08), var(--shadow);
}

h1 {
    font-size: clamp(2.7rem, 7vw, 5.8rem);
    line-height: 0.95;
    letter-spacing: 0;
}

.hero h2 {
    margin-top: 0.55rem;
    color: var(--secondary);
    font-size: clamp(1.35rem, 2vw, 1.9rem);
}

.hero-stack {
    color: var(--accent);
    font-weight: 800;
    font-size: 1.08rem;
}

.hero-summary {
    max-width: 720px;
    margin: 1.3rem 0 2rem;
    color: var(--muted);
    font-size: 1.13rem;
}

.hero-buttons,
.resume-actions,
.project-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.btn,
.project-actions a,
.certificate-card a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    min-height: 44px;
    padding: 0.78rem 1.05rem;
    border-radius: 8px;
    border: 1px solid transparent;
    font-weight: 800;
    text-decoration: none;
    transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.btn:hover,
.project-actions a:hover,
.certificate-card a:hover {
    transform: translateY(-2px);
}

.btn-primary {
    background: var(--primary);
    color: #03111d;
}

.btn-secondary {
    background: rgba(96, 165, 250, 0.12);
    color: var(--text);
    border-color: rgba(96, 165, 250, 0.32);
}

.btn-outline {
    color: var(--text);
    border-color: rgba(255, 255, 255, 0.3);
}

.hero-panel,
.about-card,
.experience-card,
.resume-preview,
.github-card,
.contact-form,
.contact-item,
.skill-category,
.project-card,
.certificate-card {
    background: var(--panel);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
}

.hero-panel {
    padding: 1.4rem;
    border-radius: 8px;
}

.pipeline-card {
    display: grid;
    grid-template-columns: 1fr 34px 1fr 34px 1fr;
    align-items: center;
    margin-bottom: 1rem;
}

.pipeline-node {
    min-height: 96px;
    display: grid;
    place-items: center;
    border-radius: 8px;
    font-weight: 900;
    color: #06101d;
}

.bronze { background: #d38b5d; }
.silver { background: #b7c4d7; }
.gold { background: #f8c14a; }

.pipeline-line {
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.8rem;
}

.metric-grid div {
    padding: 1rem;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
}

.metric-grid strong,
.metric-grid span {
    display: block;
}

.metric-grid span {
    color: var(--muted);
    font-size: 0.88rem;
}

.section-title {
    margin: 0.35rem 0 2rem;
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1.06;
    letter-spacing: 0;
}

.about-content,
.resume-layout,
.contact-content {
    display: grid;
    grid-template-columns: 1.35fr 0.65fr;
    gap: 1.5rem;
    align-items: start;
}

.about-text p {
    color: var(--muted);
    font-size: 1.07rem;
    margin-bottom: 1rem;
}

.about-card,
.experience-card,
.resume-preview,
.contact-form {
    padding: 1.5rem;
    border-radius: 8px;
}

.about-card h3 {
    margin-bottom: 1rem;
}

.about-card p {
    color: var(--muted);
    margin-bottom: 0.45rem;
}

.skills,
.projects,
.github-section {
    background: rgba(255, 255, 255, 0.02);
}

.skills-grid,
.certificates-grid,
.projects-grid,
.github-grid,
.contact-info {
    display: grid;
    gap: 1rem;
}

.skills-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.skill-category {
    padding: 1.3rem;
    border-radius: 8px;
}

.skill-category h3 {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    margin-bottom: 1rem;
    font-size: 1.05rem;
}

.skill-category i {
    color: var(--primary);
}

.skill-items,
.badge-row,
.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.skill-items span,
.badge-row span,
.project-tech span {
    padding: 0.38rem 0.68rem;
    border-radius: 999px;
    color: var(--text);
    background: rgba(45, 212, 191, 0.1);
    border: 1px solid rgba(45, 212, 191, 0.22);
    font-size: 0.85rem;
    font-weight: 700;
}

.experience-heading {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.experience-heading p,
.experience-heading span {
    color: var(--muted);
}

.experience-list {
    margin: 1rem 0 1.2rem 1.2rem;
    color: var(--muted);
}

.experience-list li {
    margin-bottom: 0.55rem;
}

.project-controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.6rem;
}

.search-container {
    width: min(560px, 100%);
    position: relative;
}

.search-container i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--muted);
}

#projectSearch {
    width: 100%;
    min-height: 48px;
    padding: 0.8rem 1rem 0.8rem 2.8rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
    font: inherit;
}

#projectSearch::placeholder {
    color: #7689a5;
}

.filter-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.65rem;
}

.filter-btn {
    min-height: 40px;
    padding: 0.55rem 0.85rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
    font: inherit;
    font-weight: 800;
    cursor: pointer;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--primary);
    color: #03111d;
}

.projects-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.project-card {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    padding: 1rem;
    border-radius: 8px;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.project-card:hover {
    transform: translateY(-6px);
    border-color: rgba(45, 212, 191, 0.45);
}

.project-card.featured {
    border-color: rgba(248, 193, 74, 0.34);
}

.project-media {
    min-height: 132px;
    display: grid;
    place-items: center;
    border-radius: 8px;
    background:
        linear-gradient(135deg, rgba(45, 212, 191, 0.2), rgba(96, 165, 250, 0.14)),
        repeating-linear-gradient(90deg, rgba(255,255,255,0.05) 0 1px, transparent 1px 18px);
    border: 1px solid var(--border);
}

.project-media i {
    font-size: 2.4rem;
    color: var(--primary);
}

.project-card p,
.project-card li {
    color: var(--muted);
}

.project-card ul {
    margin-left: 1.1rem;
}

.project-actions {
    margin-top: auto;
}

.project-actions a,
.certificate-card a {
    background: rgba(96, 165, 250, 0.12);
    border-color: rgba(96, 165, 250, 0.25);
    font-size: 0.9rem;
}

.project-card.hidden {
    display: none;
}

.project-count {
    margin-top: 1.4rem;
    color: var(--muted);
    text-align: center;
}

.certificates-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.certificate-card {
    padding: 1rem;
    border-radius: 8px;
}

.certificate-art {
    min-height: 122px;
    display: grid;
    place-items: center;
    margin-bottom: 1rem;
    border-radius: 8px;
    background: linear-gradient(135deg, rgba(248, 193, 74, 0.18), rgba(45, 212, 191, 0.14));
    border: 1px solid var(--border);
}

.certificate-art i {
    font-size: 2.1rem;
    color: var(--accent);
}

.certificate-card p,
.certificate-card span {
    display: block;
    color: var(--muted);
    margin: 0.35rem 0;
}

.certificate-card a {
    margin-top: 0.8rem;
}

.resume-preview hr {
    margin: 1rem 0;
    border: 0;
    border-top: 1px solid var(--border);
}

.resume-preview h4 {
    margin: 1rem 0 0.35rem;
}

.resume-preview p {
    color: var(--muted);
}

.resume-actions {
    align-content: start;
}

.github-grid {
    grid-template-columns: 1fr 1fr 1fr;
    align-items: stretch;
}

.github-card {
    padding: 1.5rem;
    border-radius: 8px;
    text-decoration: none;
}

.github-card i {
    font-size: 2.2rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.github-card p {
    color: var(--muted);
}

.github-stat {
    width: 100%;
    min-height: 178px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--panel-strong);
}

.contact-content {
    grid-template-columns: 0.8fr 1.2fr;
}

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

.contact-item {
    padding: 1rem;
    border-radius: 8px;
    text-decoration: none;
}

.contact-item i,
.contact-item span,
.contact-item strong {
    display: block;
}

.contact-item i {
    color: var(--primary);
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
}

.contact-item span {
    color: var(--muted);
    font-size: 0.85rem;
}

.contact-item strong {
    overflow-wrap: anywhere;
}

.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.contact-form label {
    display: grid;
    gap: 0.45rem;
    color: var(--muted);
    font-weight: 700;
}

.contact-form label:nth-child(3) {
    grid-column: 1 / -1;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
    font: inherit;
    padding: 0.85rem;
}

.contact-form textarea {
    resize: vertical;
}

.footer {
    padding: 2rem 0;
    border-top: 1px solid var(--border);
    color: var(--muted);
    text-align: center;
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}

@media (max-width: 1024px) {
    .hero-container,
    .about-content,
    .resume-layout,
    .contact-content,
    .github-grid {
        grid-template-columns: 1fr;
    }

    .skills-grid,
    .projects-grid,
    .certificates-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .container,
    .nav-container,
    .hero-container {
        width: min(100% - 28px, 1160px);
    }

    section {
        padding: 72px 0;
    }

    .hamburger {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 72px;
        left: 14px;
        right: 14px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 1rem;
        background: rgba(8, 17, 31, 0.96);
        border: 1px solid var(--border);
        border-radius: 8px;
    }

    .nav-menu.active {
        display: flex;
    }

    .profile-section {
        align-items: flex-start;
        flex-direction: column;
    }

    .pipeline-card {
        grid-template-columns: 1fr;
        gap: 0.6rem;
    }

    .pipeline-line {
        width: 2px;
        height: 24px;
        justify-self: center;
    }

    .skills-grid,
    .projects-grid,
    .certificates-grid,
    .metric-grid,
    .contact-form {
        grid-template-columns: 1fr;
    }

    .experience-heading {
        flex-direction: column;
    }
}