:root {
    --bg-void: #050505;
    --bg-glass: rgba(20, 20, 20, 0.5);
    --bg-glass-hover: rgba(30, 30, 30, 0.7);
    --primary: #8b5cf6;
    --secondary: #06b6d4;
    --success: #22c55e;
    --text-main: #ffffff;
    --text-sub: #a1a1aa;
    --border: rgba(255, 255, 255, 0.08);
    --blur: 16px;
    --font-head: 'Plus Jakarta Sans', sans-serif;
    --font-code: 'JetBrains Mono', monospace;
}

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

html {
    scroll-behavior: smooth;
}


body {
    background: var(--bg-void);
    color: var(--text-main);
    font-family: var(--font-head);
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
.dark-patch {
    position: fixed;
    border-radius: 50%;
    z-index: -1;
    filter: blur(130px);
    pointer-events: none;
    opacity: 0.6;
}

.dark-patch-1 {
    top: 10%;
    left: 25%;
    width: 45vw;
    height: 45vw;
    background: radial-gradient(circle, rgba(10, 0, 40, 0.3), transparent 60%);
    animation: float 22s infinite ease-in-out alternate;
}

.dark-patch-2 {
    bottom: 5%;
    right: 15%;
    width: 55vw;
    height: 55vw;
    background: radial-gradient(circle, rgba(0, 15, 50, 0.25), transparent 60%);
    animation: float 28s infinite ease-in-out alternate-reverse;
}

.dark-patch-3 {
    top: 50%;
    left: -15%;
    width: 40vw;
    height: 40vw;
    background: radial-gradient(circle, rgba(25, 5, 35, 0.2), transparent 60%);
    animation: float 25s infinite ease-in-out alternate;
}

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--secondary), var(--primary));
    z-index: 9999;
    transition: width 0.1s;
}

.noise {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    opacity: 0.04;
    background: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    mask-image: radial-gradient(circle at center, black 40%, transparent 95%);
    -webkit-mask-image: radial-gradient(circle at center, black 40%, transparent 95%);
    pointer-events: none;
    animation: panGrid 20s linear infinite;
}

@keyframes panGrid {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 50px 50px;
    }
}

.orb-1 {
    position: fixed;
    top: -15%;
    left: -15%;
    width: 900px;
    height: 900px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.12) 0%, transparent 70%);
    filter: blur(120px);
    z-index: -2;
    animation: float 20s infinite ease-in-out alternate;
    pointer-events: none;
}

.orb-2 {
    position: fixed;
    bottom: -15%;
    right: -15%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.1) 0%, transparent 70%);
    filter: blur(120px);
    z-index: -2;
    animation: float 25s infinite ease-in-out alternate-reverse;
    pointer-events: none;
}
@keyframes float {
    0% { transform: translate(0, 0); }
    100% { transform: translate(30px, 30px); }
}

nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 5%;
    z-index: 1000;
    background: transparent;
    transition: 0.4s ease;
    border-bottom: 1px solid transparent;
}

nav.scrolled {
    background: rgba(5, 5, 5, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    height: 75px;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border);
}

.logo-text {
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 5px;
    background: rgba(255, 255, 255, 0.03);
    padding: 5px;
    border-radius: 100px;
    border: 1px solid var(--border);
    backdrop-filter: blur(10px);
}

.nav-btn {
    background: transparent;
    border: none;
    color: var(--text-sub);
    padding: 8px 20px;
    border-radius: 30px;
    font-family: var(--font-head);
    font-size: 0.85rem;
    font-weight: 600;
    transition: 0.3s;
    cursor: pointer;
}

.nav-btn:hover {
    color: #fff;
}

.nav-btn.active {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid var(--border);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1002;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-main);
    transition: 0.3s;
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

.resume-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #fff;
    text-decoration: none;
    padding: 10px 24px;
    border-radius: 30px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.05);
    transition: 0.3s;
}

.resume-btn:hover {
    background: var(--text-main);
    color: #000;
    border-color: var(--text-main);
}

main {
    padding-top: 140px;
    padding-bottom: 60px;
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    flex: 1;
}

.page-section {
    display: none;
}

.page-section.active {
    display: block;
    animation: tabSlideUp 0.6s cubic-bezier(0.2, 1, 0.2, 1) forwards;
}

@keyframes tabSlideUp {
    0% {
        opacity: 0;
        transform: translateY(40px) scale(0.98);
        filter: blur(10px);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
    }
}

.overview-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
}

.card {
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 35px;
    position: relative;
    overflow: hidden;
    transition: 0.3s;
    backdrop-filter: blur(var(--blur));
    display: flex;
    flex-direction: column;
}

.hover-3d {
    transition: transform 0.1s ease-out, box-shadow 0.3s ease;
    transform-style: preserve-3d;
    perspective: 1000px;
}

.card:hover, .exp-card:hover, .skill-group:hover {
    border-color: rgba(255, 255, 255, 0.3);
    background: var(--bg-glass-hover);
    box-shadow: 0 20px 40px -5px rgba(0,0,0,0.4);
}

.intro-card {
    grid-row: span 3;
    justify-content: flex-start;
}

.intro-pre {
    color: var(--secondary);
    font-family: var(--font-code);
    font-size: 0.9rem;
    margin-bottom: 20px;
    display: block;
    width: fit-content;
    border-right: 2px solid var(--primary);
    white-space: nowrap;
    overflow: hidden;
    animation: typing 3s steps(30, end), blink .75s step-end infinite;
}

@keyframes typing {
    from { width: 0 }
    to { width: 100% }
}

@keyframes blink {
    from, to { border-color: transparent }
    50% { border-color: var(--primary); }
}

.intro-head {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    background: linear-gradient(90deg, #fff, #999, #fff);
    background-size: 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shine 5s linear infinite;
}

@keyframes shine {
    to { background-position: 200% center; }
}

.intro-desc {
    color: var(--text-sub);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 20px;
    max-width: 90%;
}

.roles-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
    font-family: var(--font-code);
    font-size: 0.9rem;
    color: var(--primary);
}

.role-item {
    background: rgba(139, 92, 246, 0.1);
    padding: 4px 8px;
    border-radius: 4px;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.metrics-card {
    grid-column: span 2;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 20px;
    font-family: var(--font-code);
}

.metric-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    display: block;
}

.metric-label {
    font-size: 0.8rem;
    color: var(--text-sub);
}

.quick-connect {
    display: flex;
    gap: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
}

.qc-item {
    color: var(--text-sub);
    text-decoration: none;
    font-size: 0.9rem;
    transition: 0.2s;
}

.qc-item:hover {
    color: var(--success);
}

.skill-tag {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 6px;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.2);
    color: #d8b4fe;
    font-size: 0.8rem;
    margin: 4px;
    font-family: var(--font-code);
}

.status-widget {
    align-items: flex-start;
    justify-content: center;
}
.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
}

.dot {
    width: 10px;
    height: 10px;
    background: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--success);
    animation: dotPulse 1.5s infinite;
}

@keyframes dotPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.repo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.repo-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 20px;
    fill: var(--text-main);
    opacity: 0.8;
}

.tech-stack {
    display: flex;
    gap: 12px;
    margin: 15px 0 25px;
    flex-wrap: wrap;
}

.tech-pill {
    font-family: var(--font-code);
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: var(--text-sub);
}

.repo-actions {
    display: flex;
    gap: 10px;
    margin-top: auto;
}

.act-btn {
    flex: 1;
    padding: 10px;
    text-align: center;
    border-radius: 6px;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    transition: 0.2s;
}

.act-demo {
    background: var(--text-main);
    color: #000;
}

.act-code {
    border: 1px solid var(--border);
    color: #fff;
}

.act-code:hover {
    border-color: var(--secondary);
    color: var(--secondary);
}

.section-head {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.skills-layout {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 80px;
}

.skill-group {
    background: var(--bg-glass);
    border: 1px solid var(--border);
    padding: 30px;
    border-radius: 16px;
    transition: 0.3s;
}

.sg-title {
    font-family: var(--font-code);
    color: var(--text-sub);
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.sg-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-top: 10px;
}

.sg-item {
    font-size: 1rem;
    color: #fff;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.05);
    padding: 6px 12px;
    border-radius: 20px;
    border: 1px solid var(--border);
    transition: 0.3s;
}

.sg-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary);
    color: var(--primary);
}

.cp-link {
    text-decoration: none;
    color: inherit;
    border: 1px solid rgba(255,255,255,0.1);
}

.cp-link:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--secondary);
    color: var(--secondary);
}

.exp-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.exp-card {
    background: var(--bg-glass);
    border: 1px solid var(--border);
    padding: 35px;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    transition: 0.3s;
}

.exp-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.exp-role {
    font-size: 1.4rem;
    font-weight: 700;
    color: #fff;
}

.exp-date {
    font-family: var(--font-code);
    background: rgba(255, 255, 255, 0.05);
    padding: 5px 12px;
    border-radius: 6px;
    font-size: 0.85rem;
    color: var(--text-sub);
}

.exp-company {
    color: var(--primary);
    font-family: var(--font-code);
    font-size: 0.95rem;
    margin-bottom: 15px;
}

.exp-detail {
    color: var(--text-sub);
    line-height: 1.7;
    font-size: 0.95rem;
}

.contact-layout {
    text-align: center;
    padding: 60px 0;
}

.contact-pre {
    font-family: var(--font-code);
    color: var(--secondary);
    letter-spacing: 2px;
    font-size: 0.9rem;
}

.contact-big {
    font-size: clamp(3rem, 10vw, 7rem);
    font-weight: 800;
    color: var(--text-sub);
    margin: 20px 0 60px;
    text-shadow: 0 0 40px rgba(255, 255, 255, 0.1);
    transition: 0.3s;
}

.contact-layout:hover .contact-big {
    color: var(--text-main);
}

.contact-inline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    padding: 25px 50px;
    border: 1px solid var(--border);
    border-radius: 100px;
    background: rgba(10, 10, 10, 0.6);
    backdrop-filter: blur(20px);
}

.c-item {
    color: var(--text-sub);
    text-decoration: none;
    font-size: 1rem;
    transition: 0.2s;
    font-family: var(--font-code);
}

.c-item:hover {
    color: var(--success);
}

.c-sep {
    width: 1px;
    height: 16px;
    background: var(--border);
}

.contact-form {
    max-width: 600px;
    margin: 40px auto 0;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form textarea {
    padding: 1rem;
    background: rgba(40, 40, 40, 0.5);
    border: 1px solid var(--border);
    color: var(--text-main);
    border-radius: 8px;
    font-family: var(--font-code);
    transition: 0.3s;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 10px rgba(139, 92, 246, 0.2);
}

.contact-form button {
    padding: 1rem;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-sub);
    border-radius: 8px;
    font-weight: 600;
    transition: 0.3s;
    font-family: var(--font-head);
    cursor: pointer;
}

.contact-form button:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

footer {
    text-align: center;
    padding: 40px;
    border-top: 1px solid var(--border);
    color: #444;
    font-family: var(--font-code);
    font-size: 0.8rem;
}

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--primary);
    color: #fff;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 15px rgba(139, 92, 246, 0.4);
    transition: 0.3s;
    z-index: 999;
}

.back-to-top:hover {
    transform: translateY(-3px);
}

@media (max-width: 900px) {
    .overview-layout {
        grid-template-columns: 1fr;
    }
    
    .metrics-card {
        grid-column: 1;
        flex-direction: column;
        gap: 15px;
    }
    
    .nav-links {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .contact-inline {
        flex-direction: column;
        border-radius: 20px;
        width: 100%;
        gap: 15px;
    }
    
    .c-sep {
        width: 100%;
        height: 1px;
    }
    
    nav {
        padding: 0 20px;
    }
    
    .intro-head {
        font-size: 2.5rem;
    }
    
    .intro-desc {
        font-size: 1rem;
    }
    
    .skills-layout {
        grid-template-columns: 1fr;
    }
}

.mobile-menu {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background: rgba(5, 5, 5, 0.98);
    flex-direction: column;
    padding: 20px;
    display: none;
    backdrop-filter: blur(20px);
    z-index: 999;
    border-bottom: 1px solid var(--border);
}

.mobile-menu.active {
    display: flex;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.mobile-menu .nav-btn {
    width: 100%;
    text-align: left;
    padding: 15px;
    margin-bottom: 5px;
    border-radius: 8px;
    font-size: 1.1rem;
}

.mobile-menu .nav-btn:hover {
    background: rgba(255, 255, 255, 0.05);
}