:root {
    --bg: #0f1724;
    --card: #0b1220;
    --muted: #9aa4b2;
    --accent1: #3b82f6;
    --accent2: #06b6d4;
    --glass: rgba(255, 255, 255, 0.04);
    --radius: 16px;
    --fw-heading: 800;
    --fw-body: 400;
}

* {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
    margin: 0;
    font-family: Inter, system-ui, Arial;
    background: linear-gradient(180deg, var(--bg), #071025);
    color: #e6eef8;
}

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

.container {
    max-width: 1100px;
    margin: 20px auto;
    padding: 10px;
}

/* Header / Nav */

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

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

.logo {
    width: 54px;
    height: 54px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent1), var(--accent2));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: white;
}

.brand h1 {
    font-size: 18px;
    margin: 0;
}

nav {
    display: flex;
    gap: 12px;
}

nav a {
    padding: 8px 12px;
    border-radius: 10px;
    color: var(--muted);
    font-size: 14px;
}

nav a:hover {
    background: var(--glass);
    color: #fff;
}

/* Hero */

.hero {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 32px;
    align-items: center;
    margin-top: 28px;
}

.hero .card {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent);
    padding: 28px;
    border-radius: var(--radius);
    box-shadow: 0 6px 30px rgba(2, 6, 23, 0.6);
}

.intro small {
    color: var(--accent2);
    display: inline-block;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(6, 182, 212, 0.08);
    margin-bottom: 12px;
}

.intro h2 {
    font-size: 36px;
    margin: 8px 0 8px;
    font-weight: var(--fw-heading);
}

.intro p {
    color: var(--muted);
    line-height: 1.6;
}

.cta {
    margin-top: 18px;
    display: flex;
    gap: 12px;
}

.btn {
    padding: 10px 14px;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    border: 0;
}

.btn-primary {
    background: linear-gradient(90deg, var(--accent1), var(--accent2));
    color: #061422;
}

.btn-ghost {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--muted);
}

/* Profile card */

.profile {
    padding: 22px;
    border-radius: 16px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.01));
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
}

.avatar {
    width: 140px;
    height: 140px;
    border-radius: 20px;
    background: linear-gradient(135deg, #fff2 0%, #fff0 40%), url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="400" height="400"><rect width="100%" height="100%" fill="%230b1220"/><text x="50%" y="52%" fill="%23ffffff" font-size="100" font-family="Inter,Arial" text-anchor="middle" dominant-baseline="middle">N</text></svg>') center/cover no-repeat;
    border: 1px solid rgba(255, 255, 255, 0.04);
}

.profile h3 {
    margin: 0;
}

.profile small {
    color: var(--muted);
}

.socials {
    display: flex;
    gap: 10px;
}

.socials a {
    padding: 8px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.02);
    font-size: 14px;
}

/* Sections */

section {
    margin-top: 36px;
}

.section-header {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 12px;
}

.section-header h3 {
    margin: 0;
    font-size: 18px;
}

.grid {
    display: grid;
    gap: 16px;
}

/* Skills */

.skills {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.skill {
    padding: 14px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.02);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.skill strong {
    font-size: 16px;
}

.meter {
    height: 8px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 999px;
    overflow: hidden;
}

.meter > i {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, var(--accent1), var(--accent2));
}

/* Projects */

.projects {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.project {
    padding: 18px;
    border-radius: 14px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.015), transparent);
    border: 1px solid rgba(255, 255, 255, 0.02);
}

.project h4 {
    margin: 6px 0;
}

.tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    font-size: 12px;
    padding: 6px 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.02);
    color: var(--muted);
}

/* Contact */

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 20px;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

input,
textarea {
    padding: 12px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.04);
    background: transparent;
    color: inherit;
}

textarea {
    min-height: 140px;
}

footer {
    margin-top: 40px;
    padding: 20px 0;
    color: var(--muted);
    text-align: center;
}

/* responsive */

@media (max-width: 900px) {
    .hero {
        grid-template-columns: 1fr;
    }

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

    header {
        flex-direction: column;
        align-items: flex-start;
        gap: 18px;
    }

    .profile {
        flex-direction: row;
        align-items: center;
        padding: 12px;
    }
}

/* subtle animations */

.fade-up {
    opacity: 0;
    transform: translateY(10px);
    transition: all 550ms cubic-bezier(.2, .8, .2, 1);
}

.in-view {
    opacity: 1;
    transform: none;
}