:root {
    --bg: #0d1117;
    /* dark base */
    --panel: #0f1720;
    /* slightly lighter panel */
    --muted: #9aa6b2;
    --text: #e6eef6;
    --accent: #00bcd4;
    /* cyan */
    --accent-2: #1e90ff;
    /* neon blue */
    --glass: rgba(255, 255, 255, 0.03);
    --radius: 12px;
    --container: 1100px;
    --nav-h: 88px;
    --transition: 200ms cubic-bezier(.2, .9, .3, 1);
}

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

html {
    scroll-behavior: smooth
}

body {
    font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.5;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* full-canvas background */
#bgCanvas {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    mix-blend-mode: screen;
    opacity: 0.9;
}

/* container */
.wrap {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 2
}

/* header/nav */
header {
    position: sticky;
    top: 0;
    z-index: 10;
    height: var(--nav-h);
    backdrop-filter: blur(8px);
    background: linear-gradient(180deg, rgba(3, 7, 12, 0.45), rgba(3, 7, 12, 0.20));
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    display: flex;
    align-items: center;
}

.nav-inner {
    display: flex;
    align-items: center;
    width: 100%;
    justify-content: space-between
}

.brand {
    font-family: "JetBrains Mono", monospace;
    color: var(--accent);
    font-weight: 600;
    letter-spacing: 0.6px
}

nav ul {
    display: flex;
    gap: 18px;
    list-style: none;
    align-items: center
}

nav a {
    color: var(--muted);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 8px;
    border-radius: 8px;
    transition: var(--transition)
}

nav a:hover {
    color: var(--text);
    background: linear-gradient(90deg, rgba(0, 188, 212, 0.06), rgba(30, 144, 255, 0.04))
}

nav a.active {
    color: var(--accent);
    box-shadow: inset 0 -2px 0 var(--accent)
}

/* mobile */
.hamburger {
    display: none;
    background: transparent;
    border: 0;
    color: var(--accent);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 8px
}

/* hero */
.hero {
    min-height: calc(100vh - var(--nav-h));
    display: grid;
    grid-template-columns: 1fr 420px;
    align-items: center;
    gap: 36px;
    padding: 72px 0
}

.hero-left {}

h1 {
    font-size: clamp(28px, 6vw, 48px);
    line-height: 1.02;
    margin-bottom: 8px
}

.role {
    color: var(--muted);
    margin-bottom: 18px;
    font-weight: 600
}

.tagline {
    max-width: 70ch;
    color: var(--muted);
    margin-bottom: 22px
}

.cta-row {
    display: flex;
    align-items: center;
    gap: 12px;
    /* space between all items */
    flex-wrap: wrap;
    /* in case on small screens */
}

.cta-row a.btn {
    display: flex;
    align-items: center;
    gap: 6px;
    /* space between text and icon */
    text-decoration: none;
    font-weight: 600;
    padding: 8px 12px;
    border-radius: 4px;
}

.cta-row .socials {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: auto;
    /* push socials to the right */
}

.cta-row .socials a {
    font-size: 1.25rem;
    /* adjust icon size */
    color: inherit;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    transition: background-color 0.3s ease;
}

.cta-row .socials a:hover {
    background-color: #eee;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    border-radius: 10px;
    font-weight: 700;
    border: 1px solid rgba(255, 255, 255, 0.04);
    cursor: pointer;
    transition: var(--transition)
}

.btn-primary {
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    color: #041018;
    box-shadow: 0 6px 24px rgba(0, 188, 212, 0.12)
}

.btn-ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid rgba(255, 255, 255, 0.04)
}

.socials {
    display: flex;
    gap: 10px;
    margin-left: 6px
}

.socials a {
    color: var(--muted);
    padding: 8px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center
}

.socials a:hover {
    color: var(--accent)
}

/* Hero right card */
.profile-card {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.01));
    border-radius: var(--radius);
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.03);
    box-shadow: 0 10px 30px rgba(2, 6, 23, 0.6)
}

.profile-img {
    width: 100%;
    height: 320px;
    object-fit: cover;
    border-radius: 10px;
    background: #081018
}

.profile-meta {
    margin-top: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center
}

.meta-left {
    font-size: 0.95rem
}

.meta-right {
    font-family: "JetBrains Mono", monospace;
    color: var(--muted);
    font-size: 0.85rem
}

/* sections */
section {
    padding: 72px 0
}

.section-title {
    font-family: "JetBrains Mono", monospace;
    color: var(--accent);
    font-weight: 700;
    margin-bottom: 14px;
    padding-top: 40px
}

.card {
    background: rgba(15, 23, 32, 0.3); /* same hue as --panel but see-through */
    border-radius: 12px;
    padding: 35px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px); /* adds glassy blur effect */
}


.cols {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px
}

/* timeline / projects */
.timeline {
    list-style: none;
    padding-left: 0;
    display: flex;
    flex-direction: column;
    gap: 12px
}

.timeline .item {
    padding: 12px;
    border-radius: 10px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.01), rgba(255, 255, 255, 0.00));
    border: 1px solid rgba(255, 255, 255, 0.02)
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px
}

.project-card {
    padding: 16px;
    border-radius: 10px;
    transition: transform 180ms ease, box-shadow 180ms ease;
    border: 1px solid rgba(255, 255, 255, 0.03)
}

.project-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 40px rgba(2, 6, 23, 0.6)
}

.tech-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px
}

.tech {
    font-family: "JetBrains Mono", monospace;
    font-size: 12px;
    padding: 6px 8px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.02);
    color: var(--muted)
}

/* skills */
.skill-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 10px
}

.skill {
    padding: 10px;
    border-radius: 8px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.01), rgba(255, 255, 255, 0.00));
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    color: var(--muted)
}

/* contact */
form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px
}

.form-row .full {
    grid-column: 1/-1
}

input,
textarea {
    width: 100%;
    padding: 12px;
    border-radius: 8px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.04);
    color: var(--text);
    outline: none
}

.hint {
    font-size: 13px;
    color: var(--muted);
    margin-top: 8px
}

.footer {
    padding: 28px 0;
    text-align: center;
    color: var(--muted);
    font-size: 13px
}

/* small screens */
@media (max-width:980px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center
    }

    .profile-card {
        max-width: 420px;
        margin: 0 auto
    }

    nav ul {
        display: none
    }

    .hamburger {
        display: inline-flex
    }
}

@media (max-width:560px) {
    .cols {
        grid-template-columns: 1fr
    }

    .form-row {
        grid-template-columns: 1fr
    }
}

/* small helper for active nav */
nav a.active {
    box-shadow: 0 6px 24px rgba(0, 188, 212, 0.06)
}


#about {
    transition: filter 0.4s ease, transform 0.4s ease;
    /* smooth transition for blur and zoom */
}

#about.blur-zoom {
    filter: blur(4px);
    transform: scale(1.1);
    /* blurry and zoomed-in effect */
}