:root {
    --bg: #0b0d10;
    --card: #12161b;
    --text: #f5f7fa;
    --muted: #9ca3af;
    --accent: #7c5cff;
    --border: #242a32;
}

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

body {
    font-family: Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

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


/* NAVBAR */

header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(11, 13, 16, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.navbar {
    max-width: 1100px;
    margin: auto;
    height: 70px;
    padding: 0 25px;

    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 25px;
    font-weight: bold;
}

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

.nav-links {
    display: flex;
    gap: 25px;
}

.nav-links a {
    color: var(--muted);
    transition: 0.3s;
}

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

.theme-btn {
    border: 1px solid var(--border);
    background: var(--card);
    color: var(--text);
    padding: 8px 11px;
    border-radius: 10px;
    cursor: pointer;
}

/* HERO */

.hero {
    max-width: 1100px;
    min-height: 100vh;
    margin: auto;
    padding: 120px 25px 70px;

    display: grid;
    grid-template-columns: 1.5fr 1fr;
    align-items: center;
    gap: 50px;
}

.eyebrow,
.section-label {
    color: var(--accent);
    font-size: 13px;
    font-weight: bold;
    letter-spacing: 2px;
}

.hero h1 {
    font-size: clamp(50px, 8vw, 90px);
    line-height: 1;
    margin: 15px 0;
}

.hero h2 {
    font-size: 22px;
    color: var(--muted);
    font-weight: normal;
}

.hero-text {
    max-width: 600px;
    margin: 25px 0;
    color: var(--muted);
    font-size: 17px;
}

.buttons,
.contact-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 20px;
    border-radius: 10px;
    font-weight: bold;
    transition: 0.3s;
}

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

.secondary {
    border: 1px solid var(--border);
}

.btn:hover {
    transform: translateY(-3px);
}

/* HERO CARD */

.hero-card {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 45px 30px;
    border-radius: 25px;
    text-align: center;
}

.profile-circle {
    width: 150px;
    height: 150px;
    margin: 0 auto 25px;

    display: grid;
    place-items: center;

    border-radius: 50%;
    background: var(--accent);

    font-size: 40px;
    font-weight: bold;
}

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

.hero-card strong {
    font-size: 20px;
}


/* SECTIONS */

.section {
    max-width: 1100px;
    margin: auto;
    padding: 100px 25px;
}

.section h2 {
    font-size: 42px;
    margin: 10px 0 40px;
}

.about-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 50px;
}

.about-grid p {
    color: var(--muted);
    margin-bottom: 20px;
    font-size: 17px;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.stat {
    border: 1px solid var(--border);
    border-radius: 15px;
    padding: 20px;
    text-align: center;
    background: var(--card);
}

.stat strong {
    display: block;
    font-size: 28px;
    color: var(--accent);
}

.stat span {
    font-size: 12px;
    color: var(--muted);
}


/* SKILLS */

.skills-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
}

.skill-card {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 25px;
    border-radius: 15px;
    transition: 0.3s;
}

.skill-card:hover,
.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
}

.skill-card span {
    font-size: 30px;
}

.skill-card h3 {
    margin: 12px 0 5px;
}

.skill-card p,
.project-card p {
    color: var(--muted);
    font-size: 14px;
}


/* PROJECTS */

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.project-card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--border);
    padding: 30px;
    border-radius: 18px;
    transition: 0.3s;
}

.project-number {
    color: var(--accent);
    font-size: 13px;
    margin-bottom: 15px;
}

.project-card h3 {
    font-size: 23px;
    margin-bottom: 10px;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    margin: 20px 0;
}

.tags span {
    padding: 5px 9px;
    border-radius: 6px;
    background: #1c2129;
    font-size: 11px;
}

.project-link {
    color: var(--accent);
    font-weight: bold;
    font-size: 14px;
}


/* TIMELINE */

.timeline {
    max-width: 700px;
}

.timeline-item {
    display: flex;
    gap: 20px;
    padding: 20px 0;
    border-left: 1px solid var(--border);
    padding-left: 25px;
    position: relative;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent);
    position: absolute;
    left: -6px;
    top: 28px;
}

.timeline-item span {
    font-size: 12px;
    color: var(--accent);
}

.timeline-item h3 {
    margin: 4px 0;
}

.timeline-item p {
    color: var(--muted);
}


/* CONTACT */

.contact {
    text-align: center;
}

.contact > p:not(.section-label) {
    color: var(--muted);
    margin-bottom: 25px;
}

.contact-buttons {
    justify-content: center;
}


/* FOOTER */


footer {
    border-top: 1px solid var(--border);
    padding: 30px 25px;
    text-align: center;
    color: var(--muted);
    font-size: 13px;
}

/* LIGHT MODE */

body.light {
    --bg: #f5f6f8;
    --card: #ffffff;
    --text: #111318;
    --muted: #626873;
    --border: #dfe2e7;
}


/* MOBILE */
@media (max-width: 800px) {

    .nav-links {
        display: none;
    }

    .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text {
        margin-left: auto;
        margin-right: auto;
    }

    .buttons {
        justify-content: center;
    }

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

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

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

    .section h2 {
        font-size: 34px;
    }
}
@media (max-width: 500px) {

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

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

    .hero h1 {
        font-size: 55px;
    }
}