/* Color tokens */
:root {
    --bg:          #07090d;
    --bg2:         #0d1017;
    --surface:     #111620;
    --surface2:    #181f2d;
    --accent:      #c5f74f;
    --accent-glow: rgba(197,247,79,.18);
    --accent-dim:  rgba(197,247,79,.08);
    --accent-mid:  rgba(197,247,79,.35);
    --text:        #eaedf5;
    --muted:       #7d8ca8;
    --dim:         #3a4558;
    --border:      rgba(255,255,255,.06);
    --border-a:    rgba(197,247,79,.28);
    --ff-display:  'Fraunces', Georgia, serif;
    --ff-body:     'DM Sans', sans-serif;
    --ff-mono:     'JetBrains Mono', monospace;
}

/* Global styles */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--ff-body);
    font-weight: 300;
    overflow-x: hidden;
    cursor: none;
}
a { text-decoration: none; }

/* Noise overlay */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
    background-size: 200px 200px;
    opacity: .025;
    pointer-events: none;
    z-index: 9000;
}

/* Custom cursor */
#cur {
    position: fixed; width: 8px; height: 8px;
    background: var(--accent); border-radius: 50%;
    pointer-events: none; z-index: 9999;
    transition: transform .15s;
    mix-blend-mode: difference;
}
#cur-ring {
    position: fixed; width: 32px; height: 32px;
    border: 1px solid var(--accent-mid); border-radius: 50%;
    pointer-events: none; z-index: 9998;
    transition: transform .4s, opacity .2s;
    opacity: .55;
}
body:has(a:hover) #cur, body:has(button:hover) #cur { transform: scale(2.5); }
body:has(a:hover) #cur-ring, body:has(button:hover) #cur-ring { transform: scale(1.5); opacity:.9; }

/* Navigation */
nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 500;
    display: flex; align-items: center; justify-content: space-between;
    padding: 1.6rem 4rem;
    transition: background .4s, border-color .4s;
    border-bottom: 1px solid transparent;
}
nav.scrolled {
    background: rgba(7,9,13,.82);
    backdrop-filter: blur(20px);
    border-color: var(--border);
}
.nav-logo {
    font-family: var(--ff-mono); font-size: .82rem; letter-spacing: .12em;
    color: var(--accent);
}
.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a {
    font-family: var(--ff-mono); font-size: .78rem;
    letter-spacing: .07em; color: var(--muted);
    transition: color .2s;
}
.nav-links a:hover { color: var(--accent); }

/* Hero Section */
.hero {
    min-height: 100vh;
    padding: 0 4rem;
    display: flex; flex-direction: column; justify-content: center;
    position: relative; overflow: hidden;
}

/* radial glow top-right */
.hero::after {
    content: '';
    position: absolute; top: -15%; right: -8%;
    width: 700px; height: 700px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 65%);
    pointer-events: none;
}

/* subtle grid lines */
.hero-grid {
    position: absolute; inset: 0; pointer-events: none;
    background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 70% 60% at 80% 40%, black 0%, transparent 80%);
}

.hero-eyebrow {
    font-family: var(--ff-mono); font-size: .78rem;
    letter-spacing: .25em; text-transform: uppercase; color: var(--accent);
    margin-bottom: 2rem;
    opacity: 0; animation: up .9s .3s ease forwards;
}
.hero-name {
    font-family: var(--ff-display);
    font-size: clamp(4.5rem, 10vw, 9rem);
    font-weight: 900; line-height: .92; letter-spacing: -.025em;
    opacity: 0; animation: up .9s .5s ease forwards;
}
.hero-name em { color: var(--accent); font-style: italic; }

.hero-tagline {
    margin-top: 2.5rem; max-width: 500px;
    font-size: 1.05rem; line-height: 1.75; color: var(--muted);
    opacity: 0; animation: up .9s .7s ease forwards;
}

.hero-cta {
    margin-top: 3rem; display: flex; gap: 1rem;
    opacity: 0; animation: up .9s .9s ease forwards;
}
.btn {
    display: inline-flex; align-items: center; gap: .5rem;
    padding: .9rem 2rem; font-family: var(--ff-mono);
    font-size: .8rem; letter-spacing: .06em; cursor: none;
    transition: transform .2s, background .2s;
}
.btn-fill { background: var(--accent); color: var(--bg); font-weight: 500; }
.btn-fill:hover { background: #d5fc70; transform: translateY(-2px); }
.btn-ghost {
    border: 1px solid var(--border-a); color: var(--accent); background: transparent;
}
.btn-ghost:hover { background: var(--accent-dim); transform: translateY(-2px); }

.hero-badge {
    position: absolute; bottom: 3rem; right: 4rem;
    display: flex; flex-direction: column; align-items: flex-end; gap: .3rem;
    opacity: 0; animation: fade .8s 1.4s ease forwards;
}
.hero-badge span {
    font-family: var(--ff-mono); font-size: .68rem;
    color: var(--dim); letter-spacing: .15em;
}
.hero-badge span:first-child { color: var(--accent); }

.hero-scroll {
    position: absolute; bottom: 3rem; left: 4rem;
    display: flex; align-items: center; gap: .9rem;
    font-family: var(--ff-mono); font-size: .68rem;
    letter-spacing: .2em; color: var(--dim);
    opacity: 0; animation: fade .8s 1.6s ease forwards;
}
.hero-scroll-line { width: 48px; height: 1px; background: var(--dim); }

/* Animations */
@keyframes up {
    from { opacity: 0; transform: translateY(32px); }
    to   { opacity: 1; transform: none; }
}
@keyframes fade {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* Generic section */
.section {
    padding: 9rem 4rem;
    position: relative;
}
.section--dark { background: var(--bg2); }
.section-inner { max-width: 1160px; margin: 0 auto; }

.section-label {
    font-family: var(--ff-mono); font-size: .72rem;
    letter-spacing: .22em; text-transform: uppercase;
    color: var(--accent); margin-bottom: .9rem;
}
.section-title {
    font-family: var(--ff-display);
    font-size: clamp(2.6rem, 5.5vw, 4.5rem);
    font-weight: 700; line-height: 1.05; letter-spacing: -.025em;
}
.section-title em { font-style: italic; color: var(--accent); }

/* Scroll reveal */
.r {
    opacity: 0; transform: translateY(36px);
    transition: opacity .75s ease, transform .75s ease;
}
.r.on { opacity: 1; transform: none; }
.r-d1 { transition-delay: .1s; }
.r-d2 { transition-delay: .2s; }
.r-d3 { transition-delay: .3s; }
.r-d4 { transition-delay: .4s; }

/* About section */
.about-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 7rem; align-items: center; margin-top: 5rem;
}
.about-body p {
    color: var(--muted); line-height: 1.85; font-size: 1rem;
    margin-top: 1.4rem;
}

.stats-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem;
}
.stat {
    background: var(--surface); border: 1px solid var(--border);
    padding: 2rem 1.8rem; position: relative; overflow: hidden;
    transition: border-color .3s;
}
.stat::after {
    content: ''; position: absolute;
    top: 0; left: 0; right: 0; height: 2px;
    background: var(--accent); transform: scaleX(0);
    transform-origin: left; transition: transform .35s;
}
.stat:hover { border-color: var(--border-a); }
.stat:hover::after { transform: scaleX(1); }
.stat-n {
    font-family: var(--ff-display); font-size: 3.2rem;
    font-weight: 900; color: var(--accent); line-height: 1;
}
.stat-l { margin-top: .5rem; font-size: .82rem; color: var(--muted); }

/* Skills section */
.skills-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
    gap: 1.2rem; margin-top: 4.5rem;
}
.skill-card {
    background: var(--surface); border: 1px solid var(--border);
    padding: 2rem 1.8rem;
    transition: border-color .3s, transform .3s;
}
.skill-card:hover { border-color: var(--border-a); transform: translateY(-4px); }
.skill-card-label {
    font-family: var(--ff-mono); font-size: .68rem;
    letter-spacing: .2em; color: var(--accent); margin-bottom: 1.4rem;
}
.tags { display: flex; flex-wrap: wrap; gap: .45rem; }
.tag {
    font-family: var(--ff-mono); font-size: .74rem;
    padding: .32rem .75rem;
    border: 1px solid var(--border); color: var(--muted);
    transition: border-color .2s, color .2s, background .2s;
    cursor: none;
}
.tag:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }

/* lang badge */
.lang-row {
    display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 3rem;
}
.lang-badge {
    display: flex; align-items: center; gap: .6rem;
    border: 1px solid var(--border); padding: .6rem 1.2rem;
    font-family: var(--ff-mono); font-size: .76rem;
}
.lang-badge-level {
    font-size: .65rem; color: var(--accent); letter-spacing: .08em;
}

/* Experience section */
.timeline { margin-top: 5rem; position: relative; }
.timeline::before {
    content: ''; position: absolute;
    left: 0; top: .5rem; bottom: 0; width: 1px;
    background: var(--border);
}
.exp-item { padding-left: 3rem; padding-bottom: 4.5rem; position: relative; }
.exp-item:last-child { padding-bottom: 0; }
.exp-dot {
    position: absolute; left: -4.5px; top: .45rem;
    width: 10px; height: 10px;
    background: var(--accent); border-radius: 50%;
}
.exp-date {
    font-family: var(--ff-mono); font-size: .72rem;
    color: var(--accent); letter-spacing: .12em; margin-bottom: .75rem;
}
.exp-role {
    font-family: var(--ff-display); font-size: 1.6rem;
    font-weight: 700; letter-spacing: -.01em; margin-bottom: .25rem;
}
.exp-company { font-size: .88rem; color: var(--muted); margin-bottom: 1.6rem; }
.exp-bullets { list-style: none; display: flex; flex-direction: column; gap: .8rem; }
.exp-bullets li {
    color: var(--muted); font-size: .93rem; line-height: 1.65;
    padding-left: 1.4rem; position: relative;
}
.exp-bullets li::before {
    content: '→'; position: absolute; left: 0; color: var(--accent);
}
.exp-tech { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: 1.5rem; }
.exp-tech span {
    font-family: var(--ff-mono); font-size: .68rem;
    padding: .2rem .6rem; border: 1px solid var(--border-a); color: var(--accent);
}

/* Project section */
.projects-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 1.4rem; margin-top: 5rem;
}
.proj {
    background: var(--surface); border: 1px solid var(--border);
    padding: 2.8rem; display: flex; flex-direction: column;
    position: relative; overflow: hidden;
    transition: border-color .3s, transform .3s;
}
.proj::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(circle at 100% 0%, var(--accent-glow), transparent 55%);
    opacity: 0; transition: opacity .4s;
}
.proj:hover { border-color: var(--border-a); transform: translateY(-5px); }
.proj:hover::before { opacity: 1; }
.proj-num {
    font-family: var(--ff-display); font-size: 4rem;
    font-weight: 900; color: var(--surface2); line-height: 1;
    margin-bottom: 1.4rem; position: relative;
}
.proj-name {
    font-family: var(--ff-display); font-size: 1.45rem;
    font-weight: 700; line-height: 1.2; margin-bottom: 1rem; position: relative;
}
.proj-desc {
    color: var(--muted); font-size: .88rem; line-height: 1.75; flex: 1; position: relative;
}
.proj-stack { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: 2rem; position: relative; }
.proj-stack span {
    font-family: var(--ff-mono); font-size: .66rem;
    padding: .24rem .58rem; border: 1px solid var(--border-a); color: var(--accent);
}
.proj-link {
    margin-top: 1.8rem; display: inline-flex; align-items: center; gap: .5rem;
    font-family: var(--ff-mono); font-size: .72rem;
    color: var(--accent); letter-spacing: .1em; position: relative;
    transition: gap .2s;
}
.proj-link:hover { gap: .85rem; }

/* Contact section */
.contact-wrap { text-align: center; max-width: 700px; margin: 0 auto; }
.contact-title {
    font-family: var(--ff-display);
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 900; line-height: 1.05; letter-spacing: -.025em;
    margin-top: 1.5rem; margin-bottom: 1.5rem;
}
.contact-title em { font-style: italic; color: var(--accent); }
.contact-sub { color: var(--muted); font-size: 1rem; margin-bottom: 3rem; }
.contact-btns { display: flex; justify-content: center; flex-wrap: wrap; gap: .9rem; }

/* Footer */
footer {
    border-top: 1px solid var(--border);
    padding: 2rem 4rem;
    display: flex; justify-content: space-between; align-items: center;
}
.footer-left {
    font-family: var(--ff-mono); font-size: .7rem; color: var(--dim);
}
.footer-right { display: flex; gap: 2rem; }
.footer-right a {
    font-family: var(--ff-mono); font-size: .7rem;
    color: var(--dim); transition: color .2s;
}
.footer-right a:hover { color: var(--accent); }

/* Responsive */
@media (max-width: 900px) {
nav { padding: 1.4rem 2rem; }
.nav-links { display: none; }
.hero, .section { padding-left: 2rem; padding-right: 2rem; }
.about-grid { grid-template-columns: 1fr; gap: 4rem; }
footer { padding: 2rem; flex-direction: column; gap: 1rem; text-align: center; }
}
@media (max-width: 600px) {
.projects-grid { grid-template-columns: 1fr; }
.stats-grid { grid-template-columns: 1fr 1fr; }
}