@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    --bg:         #080501;
    --bg2:        #110a02;
    --surface:    rgba(255,140,30,0.04);
    --border:     rgba(255,140,30,0.12);
    --border-h:   rgba(255,140,30,0.35);
    --text:       #f5e6d0;
    --text-muted: #9a7c5a;
    --accent:     #f97316;
    --accent2:    #fb923c;
    --amber:      #fbbf24;
    --mono:       'JetBrains Mono', 'Courier New', monospace;
    --sans:       'Inter', system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--sans);
    font-size: 16px;
    line-height: 1.6;
    font-weight: 300;
    overflow-x: hidden;
    overflow-y: scroll;
}

/* ── Ambient background orbs ─────────────────────────── */
.orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.18;
}
.orb-1 {
    width: 500px; height: 500px;
    background: radial-gradient(circle, #f97316, transparent 70%);
    top: -150px; right: -100px;
    animation: float1 18s ease-in-out infinite;
}
.orb-2 {
    width: 350px; height: 350px;
    background: radial-gradient(circle, #fbbf24, transparent 70%);
    bottom: 10%; left: -80px;
    animation: float2 22s ease-in-out infinite;
}
@keyframes float1 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(-40px,60px)} }
@keyframes float2 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(50px,-40px)} }

/* ── Scroll progress bar ─────────────────────────────── */
#progress-bar {
    position: fixed;
    top: 0; left: 0;
    width: 0%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--amber));
    z-index: 200;
    transition: width 0.08s linear;
    box-shadow: 0 0 10px var(--accent);
}

/* ── Sticky nav ──────────────────────────────────────── */
#sticky-nav {
    position: fixed;
    top: 2px; left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(8,5,1,0.85);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    display: flex;
    justify-content: center;
}

#sticky-nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    padding: 0 1rem;
}

#sticky-nav button {
    background: none;
    border: none;
    color: var(--text-muted);
    font-family: var(--sans);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    cursor: pointer;
    padding: 0.65rem 0.9rem;
    transition: color 0.2s;
    position: relative;
}
#sticky-nav button::after {
    content: '';
    position: absolute;
    bottom: 0; left: 50%; right: 50%;
    height: 2px;
    background: var(--accent);
    transition: left 0.2s, right 0.2s;
    box-shadow: 0 0 6px var(--accent);
}
#sticky-nav button:hover,
#sticky-nav button.active {
    color: var(--text);
}
#sticky-nav button.active::after {
    left: 10%; right: 10%;
}

/* ── Layout ──────────────────────────────────────────── */
.container {
    max-width: 860px;
    margin: 0 auto;
    padding: 5.5rem 2rem 6rem;
    position: relative;
    z-index: 1;
}

/* ── Hero header ─────────────────────────────────────── */
.hero {
    padding: 3rem 0 4rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1rem;
}

.hero-mono {
    font-family: var(--mono);
    font-size: 0.78rem;
    color: var(--accent);
    letter-spacing: 0.08em;
    margin-bottom: 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.hero-mono::before {
    content: '';
    display: inline-block;
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent);
    animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot { 0%,100%{opacity:1} 50%{opacity:0.3} }

.hero-name {
    font-size: clamp(2.4rem, 6vw, 3.8rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.05;
    margin-bottom: 0.6rem;
    background: linear-gradient(135deg, #ffffff 0%, #f5e6d0 40%, var(--accent2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-role {
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}
.hero-role span {
    color: var(--amber);
    font-weight: 500;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.badge {
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    padding: 0.3rem 0.75rem;
    border-radius: 9999px;
    border: 1px solid var(--border-h);
    background: rgba(249,115,22,0.08);
    color: var(--accent2);
    text-transform: uppercase;
    transition: background 0.2s, border-color 0.2s;
}
.badge:hover { background: rgba(249,115,22,0.15); }

.hero-status {
    font-family: var(--mono);
    font-size: 0.78rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.status-dot {
    width: 7px; height: 7px;
    border-radius: 50%;
    background: #4ade80;
    box-shadow: 0 0 8px #4ade80;
    animation: pulse-dot 2s ease-in-out infinite;
    flex-shrink: 0;
}

/* ── Section heading ─────────────────────────────────── */
.portfolio-section {
    padding: 3.5rem 0 0;
    scroll-margin-top: 4rem;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.8rem;
}
.section-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--text);
}
.section-line {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--border-h), transparent);
}
.section-num {
    font-family: var(--mono);
    font-size: 0.72rem;
    color: var(--accent);
    letter-spacing: 0.1em;
}

/* ── Fade-in ─────────────────────────────────────────── */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ── Cards (about, education, experience) ────────────── */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
}
.card:hover {
    border-color: var(--border-h);
    box-shadow: 0 8px 32px rgba(249,115,22,0.08);
    transform: translateY(-2px);
}

.card-label {
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--accent);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 0.3rem;
}
.card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.2rem;
}
.card .meta {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 0.8rem;
    font-family: var(--mono);
}
.card p { font-size: 0.9rem; color: #c4a882; line-height: 1.65; }
.card ul { list-style: none; }
.card ul li {
    font-size: 0.88rem;
    color: #c4a882;
    padding: 0.2rem 0;
    display: flex;
    gap: 0.5rem;
}
.card ul li::before { content: '→'; color: var(--accent); flex-shrink: 0; }

.cards-stack { display: flex; flex-direction: column; gap: 1rem; }

/* ── Tech tags ───────────────────────────────────────── */
.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.9rem;
}
.tag {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    padding: 0.25rem 0.6rem;
    border-radius: 9999px;
    border: 1px solid rgba(249,115,22,0.25);
    background: rgba(249,115,22,0.07);
    color: var(--accent2);
    font-family: var(--mono);
}

/* ── Project cards ───────────────────────────────────── */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
}

.project-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    cursor: default;
}
.project-card:hover {
    border-color: var(--border-h);
    box-shadow: 0 8px 40px rgba(249,115,22,0.1);
    transform: translateY(-3px);
}
.project-card-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 0.5rem;
}
.project-card h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text);
    font-family: var(--mono);
}
.project-status {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.2rem 0.5rem;
    border-radius: 9999px;
    background: rgba(74,222,128,0.1);
    border: 1px solid rgba(74,222,128,0.3);
    color: #4ade80;
    white-space: nowrap;
}
.project-status.live { background: rgba(249,115,22,0.1); border-color: rgba(249,115,22,0.3); color: var(--accent2); }
.project-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.6;
    flex: 1;
}
.project-links { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 0.25rem; }
.project-links a {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-muted);
    text-decoration: none;
    border: 1px solid var(--border);
    padding: 0.25rem 0.6rem;
    border-radius: 6px;
    transition: border-color 0.2s, color 0.2s, background 0.2s;
    font-family: var(--mono);
}
.project-links a:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(249,115,22,0.06);
}

/* ── Skills ──────────────────────────────────────────── */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(195px, 1fr));
    gap: 0.75rem;
}
.skill-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1rem 1.1rem;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
    cursor: default;
}
.skill-card:hover {
    border-color: var(--border-h);
    box-shadow: 0 4px 20px rgba(249,115,22,0.08);
    transform: translateY(-2px);
}
.skill-card-title {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.6rem;
    font-family: var(--mono);
}
.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
}
.skill-items span {
    font-size: 0.73rem;
    color: var(--text-muted);
    background: rgba(255,140,30,0.05);
    border: 1px solid rgba(255,140,30,0.1);
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    font-family: var(--mono);
    transition: color 0.2s, border-color 0.2s;
}
.skill-card:hover .skill-items span {
    color: var(--text);
    border-color: rgba(255,140,30,0.2);
}

/* ── Contact ─────────────────────────────────────────── */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
@media (max-width: 560px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-link {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1rem 1.2rem;
    text-decoration: none;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}
.contact-link:hover {
    border-color: var(--border-h);
    box-shadow: 0 4px 20px rgba(249,115,22,0.1);
    transform: translateY(-2px);
}
.contact-link-icon {
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--accent);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    background: rgba(249,115,22,0.1);
    border: 1px solid rgba(249,115,22,0.2);
    padding: 0.3rem 0.5rem;
    border-radius: 6px;
    white-space: nowrap;
}
.contact-link-text { display: flex; flex-direction: column; gap: 0.1rem; }
.contact-link-label { font-size: 0.7rem; color: var(--text-muted); font-weight: 500; letter-spacing: 0.05em; text-transform: uppercase; }
.contact-link-value { font-size: 0.85rem; color: var(--text); font-weight: 500; }

.contact-cta {
    grid-column: 1 / -1;
    background: rgba(249,115,22,0.05);
    border: 1px solid rgba(249,115,22,0.2);
    border-radius: 10px;
    padding: 1.1rem 1.3rem;
}
.contact-cta p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.8;
}
.contact-cta p span { color: var(--accent2); font-weight: 500; }

/* ── Ripple ──────────────────────────────────────────── */
.ripple {
    position: absolute;
    border-radius: 50%;
    width: 6px; height: 6px;
    background: rgba(249,115,22,0.4);
    transform: scale(0);
    animation: ripple-anim 0.5s linear;
    pointer-events: none;
}
@keyframes ripple-anim { to { transform: scale(45); opacity: 0; } }

/* ── Scrollbar ───────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-h); border-radius: 9999px; }

/* ── About bio ───────────────────────────────────────── */
.about-bio {
    font-size: 0.95rem;
    color: #c4a882;
    line-height: 1.75;
    margin-bottom: 1.2rem;
}
.about-bio strong { color: var(--text); font-weight: 600; }

/* ── Blink cursor ────────────────────────────────────── */
.blink { animation: blink 1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* ── Misc ────────────────────────────────────────────── */
#main-output { opacity: 0; transition: opacity 0.4s ease; }