/* ========================================
   DESIGN TOKENS
   ======================================== */
:root {
    --bg: #08090c;
    --surface: rgba(43, 45, 53, 0.5);
    --surface-solid: #1a1b22;
    --surface-hover: rgba(67, 69, 83, 0.65);
    --border: rgba(67, 69, 83, 0.5);
    --border-hover: rgba(111, 84, 136, 0.7);

    --accent: #6f5488;
    --accent-bright: #9b72c8;
    --accent-glow: rgba(111, 84, 136, 0.35);
    --accent-subtle: rgba(111, 84, 136, 0.12);

    --text-1: #f0f0f5;
    --text-2: #8a8b9a;
    --text-3: #555665;

    --font-body: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --ease: cubic-bezier(0.25, 0.8, 0.25, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --t: 0.35s;
}

/* ========================================
   RESET & BASE
   ======================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text-1);
    line-height: 1.65;
    overflow-x: hidden;
    min-height: 100vh;
}

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

/* ========================================
   NOISE OVERLAY
   ======================================== */
.noise {
    position: fixed;
    inset: 0;
    z-index: 999;
    pointer-events: none;
    opacity: 0.035;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 128px;
}

/* ========================================
   AMBIENT ORBS
   ======================================== */
.ambient {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.55;
    animation: drift 20s ease-in-out infinite alternate;
}

.orb-1 {
    width: 55vw; height: 55vw;
    top: -20%; left: -15%;
    background: radial-gradient(circle, rgba(111,84,136,0.5) 0%, transparent 65%);
    animation-duration: 18s;
}
.orb-2 {
    width: 45vw; height: 45vw;
    bottom: -15%; right: -10%;
    background: radial-gradient(circle, rgba(43,45,83,0.7) 0%, transparent 65%);
    animation-duration: 22s;
    animation-delay: -7s;
}
.orb-3 {
    width: 30vw; height: 30vw;
    top: 50%; left: 55%;
    background: radial-gradient(circle, rgba(111,84,136,0.2) 0%, transparent 65%);
    animation-duration: 25s;
    animation-delay: -12s;
}

@keyframes drift {
    0%   { transform: translate(0, 0) scale(1); }
    100% { transform: translate(4%, 6%) scale(1.08); }
}

/* ========================================
   GRID LINES
   ======================================== */
.grid-lines {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(67,69,83,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(67,69,83,0.06) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.5) 0%, transparent 75%);
}

/* ========================================
   NAV
   ======================================== */
.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 1rem 0;
    transition: background var(--t) var(--ease), border-color var(--t) var(--ease), padding var(--t) var(--ease);
    border-bottom: 1px solid transparent;
}

.nav.scrolled {
    background: rgba(8, 9, 12, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom-color: var(--border);
    padding: 0.75rem 0;
}

.nav-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-1);
    transition: color var(--t);
}
.nav-logo i { color: var(--accent-bright); font-size: 1.3rem; }
.nav-logo:hover { color: var(--accent-bright); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link {
    padding: 0.4rem 0.8rem;
    border-radius: 8px;
    font-size: 0.95rem;
    color: var(--text-2);
    transition: color var(--t), background var(--t);
}
.nav-link:hover { color: var(--text-1); background: var(--surface); }

.nav-cta {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1.2rem;
    border-radius: 30px;
    background: var(--accent);
    color: #fff;
    font-size: 0.95rem;
    font-weight: 600;
    margin-left: 0.5rem;
    transition: background var(--t) var(--ease), transform var(--t) var(--ease), box-shadow var(--t) var(--ease);
}
.nav-cta:hover {
    background: var(--accent-bright);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--accent-glow);
}

/* ========================================
   REVEAL ANIMATIONS
   ======================================== */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
    transition-delay: var(--delay, 0s);
}
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ========================================
   HERO
   ======================================== */
.hero {
    position: relative;
    z-index: 1;
    min-height: 100svh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 3rem;
    max-width: 1100px;
    margin: 0 auto;
    padding: 10rem 2rem 6rem;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    border: 1px solid var(--border);
    border-radius: 30px;
    font-size: 0.85rem;
    color: var(--text-2);
    width: fit-content;
    background: var(--surface);
    backdrop-filter: blur(10px);
}
.badge-dot {
    width: 7px; height: 7px;
    border-radius: 50%;
    background: #27c93f;
    box-shadow: 0 0 8px #27c93f;
    animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.8); }
}

.hero-name {
    font-size: clamp(3.5rem, 8vw, 6.5rem);
    font-weight: 900;
    line-height: 0.95;
    letter-spacing: -3px;
    color: var(--text-1);
}
.hero-name-accent {
    background: linear-gradient(135deg, var(--accent-bright) 0%, #c4a1e8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Terminal */
.hero-terminal {
    background: rgba(10, 10, 14, 0.8);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    backdrop-filter: blur(12px);
    max-width: 440px;
}
.terminal-bar {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.7rem 1rem;
    border-bottom: 1px solid var(--border);
    background: rgba(20,20,28,0.5);
}
.t-dot { width: 11px; height: 11px; border-radius: 50%; }
.t-title { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-3); margin-left: auto; }
.terminal-body { padding: 1rem 1.2rem; font-family: var(--font-mono); font-size: 0.85rem; line-height: 1.8; min-height: 80px; }
.terminal-line { display: block; }
.t-prompt { color: var(--accent-bright); }
.t-cmd { color: var(--text-2); margin-left: 0.5rem; }
.t-output { color: #c4e8b1; }
.t-cursor {
    color: var(--accent-bright);
    animation: blink 1s step-end infinite;
    font-size: 1rem;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.hero-description { color: var(--text-2); font-size: 1.1rem; max-width: 420px; }
.br-desktop { display: block; }

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ========================================
   BUTTONS
   ======================================== */
.btn-main {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.9rem 1.8rem;
    border-radius: 30px;
    background: var(--accent);
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    transition: background var(--t) var(--ease), transform var(--t) var(--ease-spring), box-shadow var(--t) var(--ease);
}
.btn-main:hover {
    background: var(--accent-bright);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px var(--accent-glow);
}
.btn-arrow { transition: transform var(--t) var(--ease); }
.btn-main:hover .btn-arrow { transform: translate(2px, -2px); }

.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.9rem 1.8rem;
    border-radius: 30px;
    border: 1px solid var(--border);
    color: var(--text-2);
    font-size: 1rem;
    font-weight: 500;
    transition: border-color var(--t), color var(--t), transform var(--t) var(--ease-spring);
}
.btn-ghost:hover { border-color: var(--accent-bright); color: var(--text-1); transform: translateY(-2px); }

/* ========================================
   HERO VISUAL (Avatar)
   ======================================== */
.hero-visual { display: flex; justify-content: center; align-items: center; }

.avatar-wrap {
    position: relative;
    width: 350px; height: 350px;
}

.avatar-glow {
    position: absolute;
    inset: -20%;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 65%);
    animation: pulse-glow 4s ease-in-out infinite alternate;
}
@keyframes pulse-glow {
    0% { opacity: 0.6; transform: scale(1); }
    100% { opacity: 1; transform: scale(1.15); }
}

.avatar {
    width: 100%; height: 100%;
    border-radius: 50%;
    object-fit: cover;
    position: relative;
    z-index: 2;
    border: 3px solid var(--border);
    transition: border-color var(--t);
}
.avatar-wrap:hover .avatar { border-color: var(--accent-bright); }

.avatar-ring {
    position: absolute;
    inset: -8px;
    border-radius: 50%;
    border: 1.5px solid rgba(111,84,136,0.35);
    z-index: 1;
    animation: spin 12s linear infinite;
    background: conic-gradient(from 0deg, transparent 70%, var(--accent-bright) 100%);
    -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 2px), white calc(100% - 2px));
    mask: radial-gradient(farthest-side, transparent calc(100% - 2px), white calc(100% - 2px));
}
.avatar-ring-2 {
    inset: -18px;
    animation-duration: 20s;
    animation-direction: reverse;
    opacity: 0.5;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Floating stats */
.float-stat {
    position: absolute;
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.6rem 1rem;
    background: rgba(20, 20, 28, 0.8);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: 12px;
    animation: float-bob 6s ease-in-out infinite;
}
.float-stat-1 { top: 0; right: -30px; animation-delay: 0s; }
.float-stat-2 { bottom: 30px; right: -50px; animation-delay: -2s; }
.float-stat-3 { bottom: 0; left: -30px; animation-delay: -4s; }

@keyframes float-bob {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.fs-value { font-size: 1.2rem; font-weight: 800; color: var(--accent-bright); }
.fs-label { font-size: 0.7rem; color: var(--text-2); font-weight: 600; white-space: nowrap; }

/* ========================================
   STATS BAR
   ======================================== */
.stats-bar {
    position: relative;
    z-index: 1;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: rgba(10,10,14,0.5);
    backdrop-filter: blur(12px);
    padding: 2rem 0;
}
.stats-bar-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-around;
    gap: 2rem;
}
.sstat { display: flex; flex-direction: column; align-items: center; gap: 0.2rem; }
.sstat-num {
    font-size: 2.5rem;
    font-weight: 900;
    letter-spacing: -1px;
    background: linear-gradient(135deg, #fff 0%, var(--accent-bright) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.sstat-lbl { font-size: 0.8rem; color: var(--text-2); text-transform: uppercase; letter-spacing: 2px; font-weight: 600; }
.sstat-divider { width: 1px; height: 50px; background: var(--border); }

/* ========================================
   SECTIONS
   ======================================== */
.section {
    position: relative;
    z-index: 1;
    max-width: 1100px;
    margin: 0 auto;
    padding: 7rem 2rem;
}

.section-header {
    margin-bottom: 4rem;
}
.section-eyebrow {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-bright);
    letter-spacing: 2px;
    display: block;
    margin-bottom: 0.8rem;
}
.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 900;
    letter-spacing: -2px;
    color: var(--text-1);
    margin-bottom: 0.8rem;
}
.section-sub { color: var(--text-2); font-size: 1.1rem; }

/* ========================================
   FEATURED PROJECT
   ======================================== */
.projects-list { display: flex; flex-direction: column; gap: 3rem; }

.project-featured {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    padding: 3rem;
    border: 1px solid var(--border);
    border-radius: 24px;
    background: var(--surface);
    backdrop-filter: blur(16px);
    transition: border-color var(--t) var(--ease), box-shadow var(--t) var(--ease), transform var(--t) var(--ease-spring);
    position: relative;
    overflow: hidden;
}
.project-featured::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-bright), transparent);
    opacity: 0;
    transition: opacity var(--t);
}
.project-featured:hover {
    border-color: var(--border-hover);
    box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 0 1px var(--accent-glow);
    transform: translateY(-4px);
}
.project-featured:hover::before { opacity: 1; }

.pf-number { font-family: var(--font-mono); font-size: 5rem; font-weight: 900; color: var(--accent-subtle); line-height: 1; margin-bottom: 1rem; color: rgba(111,84,136,0.15); }
.pf-tags { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 1rem; }
.tag {
    font-size: 0.75rem;
    padding: 0.25rem 0.7rem;
    border-radius: 20px;
    background: var(--accent-subtle);
    border: 1px solid var(--border);
    color: var(--text-2);
    font-weight: 600;
}
.tag-live { background: rgba(39,201,63,0.1); border-color: rgba(39,201,63,0.3); color: #27c93f; }

.pf-name { font-size: 2rem; font-weight: 800; color: var(--text-1); letter-spacing: -1px; margin-bottom: 1rem; }
.pf-desc { color: var(--text-2); line-height: 1.7; margin-bottom: 1.5rem; }
.pf-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--accent-bright);
    font-weight: 600;
    font-size: 0.95rem;
    transition: gap var(--t) var(--ease-spring);
}
.project-featured:hover .pf-link { gap: 0.7rem; }

/* Contribution graph preview */
.pf-preview-grid {
    aspect-ratio: 1;
    border-radius: 16px;
    overflow: hidden;
    background: rgba(10,10,14,0.6);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}
.contrib-graph {
    display: grid;
    grid-template-columns: repeat(26, 1fr);
    grid-template-rows: repeat(7, 1fr);
    gap: 3px;
    width: 100%;
    height: 100%;
}
.contrib-cell {
    border-radius: 2px;
    transition: opacity 0.3s;
}

/* ========================================
   PROJECT CARDS GRID
   ======================================== */
.project-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.pcard {
    display: flex;
    flex-direction: column;
    padding: 1.8rem;
    border: 1px solid var(--border);
    border-radius: 20px;
    background: var(--surface);
    backdrop-filter: blur(16px);
    transition: border-color var(--t) var(--ease), box-shadow var(--t) var(--ease), transform var(--t) var(--ease-spring);
    position: relative;
    overflow: hidden;
}
.pcard::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    background: radial-gradient(ellipse at top left, var(--accent-subtle), transparent 60%);
    opacity: 0;
    transition: opacity var(--t);
}
.pcard:hover { border-color: var(--border-hover); box-shadow: 0 12px 40px rgba(0,0,0,0.3), 0 0 0 1px var(--accent-glow); transform: translateY(-5px); }
.pcard:hover::after { opacity: 1; }

.pcard-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; z-index: 1; position: relative; }
.pcard-icon { font-size: 1.6rem; color: var(--accent-bright); }
.pcard-stars { display: flex; align-items: center; gap: 0.3rem; font-size: 0.85rem; color: var(--text-2); }
.pcard-stars i { color: #f0c040; }
.pcard-name { font-size: 1.2rem; font-weight: 700; margin-bottom: 0.5rem; z-index: 1; position: relative; }
.pcard-desc { color: var(--text-2); font-size: 0.9rem; line-height: 1.6; flex: 1; margin-bottom: 1.5rem; z-index: 1; position: relative; }
.pcard-foot { display: flex; align-items: center; justify-content: space-between; z-index: 1; position: relative; }

.lang-pill { display: flex; align-items: center; gap: 0.4rem; font-size: 0.8rem; color: var(--text-2); font-weight: 600; }
.lp-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.pcard-arrow { font-size: 1.1rem; color: var(--text-3); transition: color var(--t), transform var(--t) var(--ease-spring); }
.pcard:hover .pcard-arrow { color: var(--accent-bright); transform: translate(3px, -3px); }

/* ========================================
   TECH STACK
   ======================================== */
.stack-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.stack-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1.2rem 1.5rem;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: var(--surface);
    backdrop-filter: blur(10px);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-2);
    transition: border-color var(--t), color var(--t), background var(--t), transform var(--t) var(--ease-spring);
    cursor: default;
}
.stack-item i { font-size: 1.3rem; color: var(--accent-bright); transition: transform var(--t) var(--ease-spring); }
.stack-item:hover { border-color: var(--border-hover); color: var(--text-1); background: var(--surface-hover); transform: translateY(-3px); }
.stack-item:hover i { transform: scale(1.2) rotate(-5deg); }

/* ========================================
   CTA SECTION
   ======================================== */
.cta-section {
    position: relative;
    z-index: 1;
    padding: 5rem 2rem 8rem;
    text-align: center;
}
.cta-inner {
    max-width: 600px;
    margin: 0 auto;
    padding: 4rem 3rem;
    border: 1px solid var(--border);
    border-radius: 32px;
    background: var(--surface);
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
}
.cta-inner::before {
    content: '';
    position: absolute;
    bottom: -50%; left: 50%;
    transform: translateX(-50%);
    width: 300px; height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    filter: blur(40px);
    pointer-events: none;
}
.cta-eyebrow { font-family: var(--font-mono); font-size: 0.8rem; color: var(--accent-bright); letter-spacing: 2px; margin-bottom: 0.5rem; }
.cta-title { font-size: 2.5rem; font-weight: 900; letter-spacing: -1.5px; margin-bottom: 0.8rem; }
.cta-sub { color: var(--text-2); margin-bottom: 2rem; }

/* ========================================
   FOOTER
   ======================================== */
.footer {
    position: relative;
    z-index: 1;
    border-top: 1px solid var(--border);
    padding: 2rem 0;
}
.footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.footer-inner p { font-size: 0.9rem; color: var(--text-3); }
.footer-links a { color: var(--text-3); font-size: 1.3rem; transition: color var(--t); }
.footer-links a:hover { color: var(--accent-bright); }

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 900px) {
    .hero { grid-template-columns: 1fr; padding-top: 8rem; text-align: center; }
    .hero-badge { margin: 0 auto; }
    .hero-description { max-width: 100%; }
    .hero-terminal { max-width: 100%; }
    .hero-actions { justify-content: center; }
    .hero-visual { display: none; }
    .stack-grid { grid-template-columns: repeat(2, 1fr); }
    .project-featured { grid-template-columns: 1fr; }
    .pf-preview-grid { display: none; }
    .stats-bar-inner { flex-wrap: wrap; justify-content: center; }
    .sstat-divider { display: none; }
    .br-desktop { display: none; }
}

@media (max-width: 600px) {
    .project-grid { grid-template-columns: 1fr; }
    .stack-grid { grid-template-columns: repeat(2, 1fr); }
    .hero-name { letter-spacing: -2px; }
    .nav-links .nav-link { display: none; }
    .cta-inner { padding: 2.5rem 1.5rem; }
}