:root {
    --green: #00ff88;
    --green-soft: rgba(0, 255, 136, 0.12);
    --purple: #7c3aed;

    --bg: #050505;
    --bg-light: #0a0a0a;
    --card: #0b0b0b;

    --text: #f5f5f5;
    --muted: #858585;

    --border: rgba(0, 255, 136, 0.18);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Inter", sans-serif;
    background:
        linear-gradient(
            rgba(0, 255, 136, 0.025) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(0, 255, 136, 0.025) 1px,
            transparent 1px
        ),
        var(--bg);

    background-size: 45px 45px;

    color: var(--text);

    line-height: 1.6;

    overflow-x: hidden;
}

body::after {
    content: "";

    position: fixed;

    inset: 0;

    pointer-events: none;

    background:
        repeating-linear-gradient(
            0deg,
            rgba(255,255,255,0.012),
            rgba(255,255,255,0.012) 1px,
            transparent 1px,
            transparent 4px
        );

    z-index: 9998;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

#loader {
    position: fixed;

    inset: 0;

    background: #030303;

    display: flex;

    justify-content: center;
    align-items: center;

    z-index: 10000;

    transition:
        opacity 0.8s ease,
        visibility 0.8s ease;
}

#loader.hide {
    opacity: 0;

    visibility: hidden;

    pointer-events: none;
}

.loader-terminal {
    width: min(680px, 90%);

    border: 1px solid var(--border);

    background: #060606;

    box-shadow:
        0 0 60px rgba(0,255,136,0.05);
}

.terminal-header {
    display: flex;

    align-items: center;

    gap: 15px;

    padding: 10px 14px;

    border-bottom: 1px solid var(--border);

    color: #777;

    font-family: "JetBrains Mono", monospace;

    font-size: 12px;
}

.terminal-dots {
    display: flex;

    gap: 5px;
}

.terminal-dots span {
    width: 8px;
    height: 8px;

    border-radius: 50%;

    background: #333;
}

.terminal-body {
    padding: 28px;

    font-family: "JetBrains Mono", monospace;

    color: var(--green);

    font-size: 13px;
}

#terminal-text {
    min-height: 170px;

    line-height: 2;
}

.progress-wrapper {
    display: flex;

    align-items: center;

    gap: 15px;
}

.progress-bar {
    height: 5px;

    flex: 1;

    background: #151515;
}

#progress-fill {
    width: 0%;

    height: 100%;

    background: var(--green);

    box-shadow:
        0 0 12px var(--green);

    transition: width 0.3s ease;
}

#progress-text {
    width: 40px;

    text-align: right;
}

.cursor-line {
    margin-top: 25px;

    display: flex;

    align-items: center;

    gap: 5px;
}

.cursor {
    width: 7px;
    height: 15px;

    background: var(--green);

    animation: blink 0.8s infinite;
}

@keyframes blink {
    50% {
        opacity: 0;
    }
}


.hidden {
    opacity: 0;

    visibility: hidden;
}

#main-content {
    opacity: 0;

    transition:
        opacity 0.8s ease;
}

#main-content.show {
    opacity: 1;

    visibility: visible;
}


.navbar {
    position: sticky;

    top: 0;

    z-index: 1000;

    display: flex;

    align-items: center;

    justify-content: space-between;

    padding: 18px 5%;

    background: rgba(5,5,5,0.82);

    border-bottom: 1px solid rgba(255,255,255,0.05);

    backdrop-filter: blur(15px);
}

.logo {
    font-family: "JetBrains Mono", monospace;

    font-size: 20px;

    font-weight: 700;

    color: white;
}

.logo span {
    color: var(--green);
}

.nav-links {
    display: flex;

    gap: 25px;
}

.nav-links a {
    position: relative;

    font-family: "JetBrains Mono", monospace;

    font-size: 12px;

    color: #888;

    transition: 0.3s;
}

.nav-links a:hover {
    color: var(--green);
}

.nav-links a::before {
    content: "> ";

    color: var(--green);

    opacity: 0;

    transition: 0.3s;
}

.nav-links a:hover::before {
    opacity: 1;
}

.system-status {
    display: flex;

    align-items: center;

    gap: 7px;

    font-family: "JetBrains Mono", monospace;

    font-size: 10px;

    color: #777;
}

.system-status span,
.status span {
    width: 6px;
    height: 6px;

    border-radius: 50%;

    background: var(--green);

    box-shadow:
        0 0 10px var(--green);
}


.hero {
    min-height: calc(100vh - 65px);

    position: relative;

    display: flex;

    align-items: center;

    padding: 80px 8%;

    overflow: hidden;
}

.hero-grid {
    position: absolute;

    inset: 0;

    background:
        radial-gradient(
            circle at 75% 50%,
            rgba(0,255,136,0.08),
            transparent 30%
        );
}

.hero-content {
    position: relative;

    z-index: 2;

    max-width: 700px;
}

.status {
    display: flex;

    align-items: center;

    gap: 8px;

    width: fit-content;

    padding: 7px 12px;

    border: 1px solid var(--border);

    background: var(--green-soft);

    color: var(--green);

    font-family: "JetBrains Mono", monospace;

    font-size: 10px;

    margin-bottom: 30px;
}

.terminal-intro {
    color: #555;

    font-family: "JetBrains Mono", monospace;

    font-size: 12px;

    margin-bottom: 10px;
}

.hero h1 {
    font-size: clamp(60px, 9vw, 120px);

    line-height: 0.9;

    letter-spacing: -6px;

    margin-bottom: 25px;
}

.hero h1 span {
    color: transparent;

    -webkit-text-stroke: 1px var(--green);

    text-shadow:
        0 0 30px rgba(0,255,136,0.1);
}

.hero h2 {
    font-size: clamp(20px, 3vw, 32px);

    font-weight: 500;

    color: #aaa;

    margin-bottom: 20px;
}

.hero-description {
    max-width: 520px;

    color: #777;

    font-size: 15px;
}

.hero-buttons {
    display: flex;
    gap: 12px;
    margin-top: 35px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;

    padding: 13px 20px;

    font-family: "Inter", sans-serif;
    font-size: 12px;
    font-weight: 600;

    border: 1px solid rgba(255,255,255,0.12);
    transition: 0.3s ease;

    cursor: pointer;
}

.btn.primary {
    background: var(--green);
    color: #000;
    border-color: var(--green);
    font-weight: 700;
}

.btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 25px rgba(0,255,136,0.25);
}

.btn.secondary {
    color: #ddd;
    background: rgba(255,255,255,0.04);
}

.btn.secondary:hover {
    color: var(--green);
    border-color: var(--green);
    background: rgba(0,255,136,0.05);
    transform: translateY(-2px);
}
.hero-tech {
    display: flex;

    gap: 8px;

    margin-top: 45px;

    flex-wrap: wrap;
}

.hero-tech span {
    padding: 5px 9px;

    border: 1px solid rgba(255,255,255,0.08);

    color: #555;

    font-family: "JetBrains Mono", monospace;

    font-size: 9px;
}


.cube-container {
    position: absolute;

    right: 12%;

    top: 50%;

    width: 220px;
    height: 220px;

    transform: translateY(-50%);

    perspective: 700px;

    z-index: 1;
}

.cube {
    width: 130px;
    height: 130px;

    position: absolute;

    left: 50%;
    top: 50%;

    transform:
        translate(-50%, -50%)
        rotateX(-20deg)
        rotateY(30deg);

    transform-style: preserve-3d;

    animation: cubeRotate 12s linear infinite;
}

.cube-face {
    position: absolute;

    width: 130px;
    height: 130px;

    border: 1px solid var(--green);

    background: rgba(0,255,136,0.015);

    box-shadow:
        inset 0 0 30px rgba(0,255,136,0.03);
}

.front {
    transform: translateZ(65px);
}

.back {
    transform: rotateY(180deg) translateZ(65px);
}

.right {
    transform: rotateY(90deg) translateZ(65px);
}

.left {
    transform: rotateY(-90deg) translateZ(65px);
}

.top {
    transform: rotateX(90deg) translateZ(65px);
}

.bottom {
    transform: rotateX(-90deg) translateZ(65px);
}

@keyframes cubeRotate {
    from {
        transform:
            translate(-50%, -50%)
            rotateX(0deg)
            rotateY(0deg);
    }

    to {
        transform:
            translate(-50%, -50%)
            rotateX(360deg)
            rotateY(360deg);
    }
}

.cube-label {
    position: absolute;

    bottom: -10px;

    right: 0;

    display: flex;

    flex-direction: column;

    font-family: "JetBrains Mono", monospace;

    color: var(--green);

    font-size: 10px;
}

.cube-label small {
    color: #555;

    font-size: 8px;
}

.scroll-indicator {
    position: absolute;

    bottom: 30px;

    left: 8%;

    display: flex;

    align-items: center;

    gap: 10px;

    font-family: "JetBrains Mono", monospace;

    color: #444;

    font-size: 8px;
}

.scroll-indicator div {
    width: 40px;

    height: 1px;

    background: #333;
}


.section {
    padding: 120px 8%;

    max-width: 1400px;

    margin: auto;
}

.section-header {
    display: flex;

    align-items: flex-start;

    gap: 20px;

    margin-bottom: 55px;
}

.section-number {
    font-family: "JetBrains Mono", monospace;

    color: var(--green);

    font-size: 12px;
}

.section-tag {
    color: #555;

    font-family: "JetBrains Mono", monospace;

    font-size: 11px;

    margin-bottom: 5px;
}

.section h2 {
    font-size: clamp(40px, 5vw, 65px);

    letter-spacing: -3px;
}


.projects-grid {
    display: grid;

    grid-template-columns:
        repeat(2, 1fr);

    gap: 15px;
}

.project-card {
    position: relative;

    padding: 30px;

    min-height: 300px;

    background: var(--card);

    border: 1px solid rgba(255,255,255,0.07);

    transition: 0.35s;

    overflow: hidden;
}

.project-card::before {
    content: "";

    position: absolute;

    top: 0;
    left: 0;

    width: 2px;
    height: 0;

    background: var(--green);

    transition: 0.4s;
}

.project-card:hover {
    border-color: var(--border);

    transform: translateY(-5px);

    box-shadow:
        0 15px 50px rgba(0,0,0,0.5);
}

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

.project-card.featured {
    grid-row: span 2;
}

.project-top {
    display: flex;

    justify-content: space-between;

    font-family: "JetBrains Mono", monospace;

    font-size: 9px;
}

.project-number {
    color: #444;
}

.project-status {
    color: var(--green);
}

.project-card h3 {
    margin-top: 50px;

    font-size: 30px;
}

.project-card p {
    color: #666;

    margin-top: 15px;

    max-width: 500px;
}

.project-tech {
    display: flex;

    gap: 7px;

    flex-wrap: wrap;

    margin-top: 25px;
}

.project-tech span {
    border: 1px solid rgba(255,255,255,0.08);

    padding: 5px 8px;

    color: #666;

    font-family: "JetBrains Mono", monospace;

    font-size: 8px;
}

.project-link {
    position: absolute;

    bottom: 25px;
    left: 30px;

    right: 30px;

    display: flex;

    justify-content: space-between;

    color: var(--green);

    font-family: "JetBrains Mono", monospace;

    font-size: 9px;
}


.skills-section {
    max-width: 1000px;
}

.skills-terminal,
.about-terminal {
    background: #070707;

    border: 1px solid var(--border);
}

.skills-content {
    padding: 35px;

    font-family: "JetBrains Mono", monospace;

    color: #777;

    font-size: 13px;
}

.skills-content p {
    margin: 10px 0;
}

.green {
    color: var(--green);
}

.skill-line {
    padding-left: 35px;

    margin: 18px 0;

    display: flex;

    gap: 20px;
}

.key {
    color: var(--purple);

    min-width: 100px;
}


.about-grid {
    display: grid;

    grid-template-columns:
        1.2fr 0.8fr;

    gap: 50px;

    align-items: center;
}

.about-terminal-body {
    padding: 30px;

    font-family: "JetBrains Mono", monospace;

    font-size: 12px;

    color: #666;
}

.about-terminal-body p {
    margin-bottom: 20px;
}

.command-result {
    color: #aaa;

    padding-left: 15px;
}

.about-text {
    color: #777;

    font-size: 15px;
}

.about-text p {
    margin-bottom: 20px;
}


.education-card {
    display: flex;

    align-items: center;

    gap: 25px;

    padding: 25px;

    border: 1px solid rgba(255,255,255,0.07);

    background: var(--card);
}

.education-icon {
    display: grid;

    place-items: center;

    width: 60px;
    height: 60px;

    border: 1px solid var(--green);

    color: var(--green);

    font-family: "JetBrains Mono", monospace;

    font-weight: 700;
}

.education-date {
    color: var(--green);

    font-family: "JetBrains Mono", monospace;

    font-size: 9px;
}

.education-card h3 {
    margin-top: 4px;
}

.education-card p {
    color: #555;
}

.education-status {
    margin-left: auto;

    color: var(--green);

    font-family: "JetBrains Mono", monospace;

    font-size: 9px;
}

.certificates {
    display: grid;

    grid-template-columns:
        repeat(2, 1fr);

    gap: 15px;

    margin-top: 15px;
}

.certificate {
    display: flex;

    align-items: center;

    gap: 20px;

    padding: 20px;

    border: 1px solid rgba(255,255,255,0.07);

    transition: 0.3s;
}

.certificate:hover {
    border-color: var(--green);

    background: var(--green-soft);
}

.certificate > span {
    color: var(--green);

    font-family: "JetBrains Mono", monospace;

    font-size: 11px;
}

.certificate strong {
    display: block;

    font-size: 13px;
}

.certificate small {
    display: block;

    margin-top: 6px;

    color: #555;

    font-family: "JetBrains Mono", monospace;

    font-size: 8px;
}



.contact-section {
    max-width: 1000px;

    text-align: center;
}

.contact-box {
    padding: 80px 30px;

    border: 1px solid var(--border);

    background:
        radial-gradient(
            circle at center,
            rgba(0,255,136,0.06),
            transparent 60%
        );
}

.contact-box h2 {
    margin-top: 20px;
}

.contact-box h2 span {
    color: var(--green);
}

.contact-box > p:not(.section-tag) {
    color: #666;

    max-width: 500px;

    margin: 20px auto;
}

.contact-buttons {
    display: flex;

    justify-content: center;

    gap: 10px;

    margin-top: 30px;
}

.email {
    margin-top: 30px;

    color: #555;

    font-family: "JetBrains Mono", monospace;

    font-size: 11px;
}



footer {
    display: flex;

    justify-content: space-between;

    align-items: center;

    padding: 25px 8%;

    border-top: 1px solid rgba(255,255,255,0.05);

    color: #444;

    font-family: "JetBrains Mono", monospace;

    font-size: 9px;
}

.footer-status {
    color: var(--green);
}


@media (max-width: 900px) {

    .nav-links {
        display: none;
    }

    .system-status {
        display: none;
    }

    .cube-container {
        opacity: 0.25;

        right: 0;
    }

    .hero {
        padding: 70px 7%;
    }

    .hero h1 {
        letter-spacing: -3px;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .project-card.featured {
        grid-row: auto;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .certificates {
        grid-template-columns: 1fr;
    }
}


@media (max-width: 600px) {

    .hero {
        min-height: 90vh;

        padding: 60px 6%;
    }

    .hero h1 {
        font-size: 65px;
    }

    .hero-buttons {
        flex-direction: column;

        align-items: stretch;
    }

    .hero-tech {
        margin-top: 30px;
    }

    .cube-container {
        transform:
            translateY(-50%)
            scale(0.7);
    }

    .section {
        padding: 80px 6%;
    }

    .skill-line {
        flex-direction: column;

        padding-left: 15px;

        gap: 5px;
    }

    .education-card {
        align-items: flex-start;

        flex-wrap: wrap;
    }

    .education-status {
        width: 100%;

        margin-left: 0;
    }

    .contact-buttons {
        flex-direction: column;
    }

    footer {
        flex-direction: column;

        gap: 10px;

        text-align: center;
    }
}