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

:root {
    --bg: #0d1117;
    --surface: #161b22;
    --surface2: #1c2230;
    --border: #30363d;
    --text: #e6edf3;
    --muted: #8b949e;
    --dev: #58a6ff;
    --dev-dim: #1f3a5f;
    --music: #f78166;
    --music-dim: #5c2a1f;
    --white: #ffffff;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
    --transition: 0.3s ease;
    --nav-h: 68px;
    --font-sans: 'Inter', 'Segoe UI', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--font-sans);
    line-height: 1.7;
    overflow-x: hidden;
}

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

img {
    display: block;
    max-width: 100%;
}

ul {
    list-style: none;
}

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--muted);
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-h);
    background: rgba(13, 17, 23, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 clamp(1.5rem, 5vw, 4rem);
    z-index: 1000;
    transition: border-color var(--transition);
}

.nav.scrolled {
    border-bottom-color: var(--border);
}

.nav__logo {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--dev);
    letter-spacing: -0.5px;
}

.nav__logo span {
    color: var(--music);
}

.nav__links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav__links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--muted);
    transition: color var(--transition);
    position: relative;
    padding: 4px 0;
}

.nav__links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--dev);
    border-radius: 1px;
    transform: scaleX(0);
    transition: transform var(--transition);
}

.nav__links a:hover,
.nav__links a.active {
    color: var(--text);
}

.nav__links a.active::after,
.nav__links a:hover::after {
    transform: scaleX(1);
}

.nav__links a[data-section="musician"]::after {
    background: var(--music);
}

/* Hamburger */
.nav__burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 6px;
    background: none;
    border: none;
}

.nav__burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
    transform-origin: center;
}

.nav__burger.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav__burger.open span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.nav__burger.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav drawer */
.nav__mobile {
    display: none;
    flex-direction: column;
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem clamp(1.5rem, 5vw, 4rem);
    gap: 1.2rem;
    z-index: 999;
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
}

.nav__mobile.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.nav__mobile a {
    font-size: 1rem;
    font-weight: 500;
    color: var(--muted);
    transition: color var(--transition);
    padding: 0.3rem 0;
    border-bottom: 1px solid var(--border);
}

.nav__mobile a:last-child {
    border-bottom: none;
}

.nav__mobile a:hover,
.nav__mobile a.active {
    color: var(--dev);
}

/* ============================================================
   SECTION SHARED
   ============================================================ */
section {
    padding: 7rem clamp(1.5rem, 8vw, 8rem);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.section-label {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--dev);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.section-label::after {
    content: '';
    display: block;
    height: 1px;
    width: 60px;
    background: var(--dev);
    opacity: 0.5;
}

.section-label--music {
    color: var(--music);
}

.section-label--music::after {
    background: var(--music);
}

.section-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    letter-spacing: -0.03em;
}

.section-title em {
    font-style: normal;
    color: var(--dev);
}

.section-title em.music-em {
    color: var(--music);
}

.section-desc {
    font-size: 1.05rem;
    color: var(--muted);
    max-width: 600px;
    line-height: 1.8;
}

/* ============================================================
   HERO
   ============================================================ */
#home {
    min-height: 100vh;
    padding-top: calc(var(--nav-h) + 4rem);
    position: relative;
    overflow: hidden;
}

.hero__grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.15;
    pointer-events: none;
}

.hero__glow {
    position: absolute;
    width: 700px;
    height: 700px;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    top: -200px;
    right: -200px;
    background: radial-gradient(circle, rgba(88, 166, 255, 0.15) 0%, transparent 70%);
}

.hero__glow--music {
    top: auto;
    bottom: -200px;
    left: -200px;
    right: auto;
    background: radial-gradient(circle, rgba(247, 129, 102, 0.1) 0%, transparent 70%);
}

.hero__content {
    position: relative;
    z-index: 1;
    max-width: 780px;
}

.hero__eyebrow {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--dev);
    margin-bottom: 1.25rem;
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    border: 1px solid var(--dev-dim);
    background: rgba(88, 166, 255, 0.06);
    padding: 0.3rem 0.9rem;
    border-radius: 999px;
}

.hero__eyebrow::before {
    content: '';
    display: block;
    width: 8px;
    height: 8px;
    background: var(--dev);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(0.7);
    }
}

.hero__name {
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.04em;
    margin-bottom: 1rem;
}

.hero__name span {
    display: block;
    background: linear-gradient(135deg, var(--text) 40%, var(--muted) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__roles {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: var(--muted);
    margin-bottom: 1.8rem;
    min-height: 2.2rem;
    font-weight: 500;
}

.hero__roles .typed-text {
    color: var(--dev);
    font-weight: 700;
}

.hero__roles .cursor {
    display: inline-block;
    width: 3px;
    height: 1.2em;
    background: var(--dev);
    margin-left: 2px;
    vertical-align: middle;
    animation: blink 1s step-end infinite;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

.hero__bio {
    font-size: 1.05rem;
    color: var(--muted);
    max-width: 580px;
    line-height: 1.85;
    margin-bottom: 2.5rem;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}

.btn--dev {
    background: var(--dev);
    color: #000;
    border-color: var(--dev);
}

.btn--dev:hover {
    background: transparent;
    color: var(--dev);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(88, 166, 255, 0.25);
}

.btn--music {
    background: var(--music);
    color: #000;
    border-color: var(--music);
}

.btn--music:hover {
    background: transparent;
    color: var(--music);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(247, 129, 102, 0.25);
}

.btn--outline {
    background: transparent;
    color: var(--muted);
    border-color: var(--border);
}

.btn--outline:hover {
    color: var(--text);
    border-color: var(--muted);
    transform: translateY(-2px);
}

.hero__scroll {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--muted);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-family: var(--font-mono);
    opacity: 0.6;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(6px);
    }
}

.hero__scroll::after {
    content: '';
    display: block;
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--muted), transparent);
}

/* ============================================================
   ABOUT
   ============================================================ */
#about {
    background: var(--surface);
    min-height: auto;
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.about__inner {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 5rem;
    align-items: center;
    max-width: 1000px;
}

/* Avatar card */
.about__avatar-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.about__avatar {
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--dev-dim), var(--music-dim));
    border: 3px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 6rem;
    line-height: 1;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    box-shadow: 0 0 0 6px rgba(88, 166, 255, 0.12), var(--shadow);
}

.about__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    border-radius: 50%;
    filter: grayscale(20%) contrast(1.05);
    transition: filter 0.4s ease;
}

.about__avatar img:hover {
    filter: grayscale(0%) contrast(1);
}

.about__social-mini {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.65rem;
    justify-content: center;
}

.about__social-mini a {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--surface2);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    font-size: 1rem;
    transition: all var(--transition);
}

.about__social-mini a:hover {
    border-color: var(--dev);
    color: var(--dev);
    transform: translateY(-2px);
}

/* About text */
.about__text .section-label {
    margin-bottom: 0.5rem;
}

.about__text p {
    color: var(--muted);
    font-size: 1.05rem;
    line-height: 1.85;
    margin-bottom: 1.25rem;
}

.about__text p strong {
    color: var(--text);
    font-weight: 600;
}

.about__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 1.5rem;
}

.tag {
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.3rem 0.85rem;
    border-radius: 999px;
    border: 1px solid;
    font-family: var(--font-mono);
    letter-spacing: 0.02em;
}

.tag--dev {
    color: var(--dev);
    border-color: var(--dev-dim);
    background: rgba(88, 166, 255, 0.06);
}

.tag--music {
    color: var(--music);
    border-color: var(--music-dim);
    background: rgba(247, 129, 102, 0.06);
}

.tag--neutral {
    color: var(--muted);
    border-color: var(--border);
    background: var(--surface2);
}

/* ============================================================
   DEVELOPER SECTION
   ============================================================ */
#developer {
    background: var(--bg);
    min-height: auto;
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.dev__header {
    margin-bottom: 3.5rem;
}

/* Skills grid */
.skills__grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-bottom: 3.5rem;
}

.skill-badge {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.4rem 1rem;
    border-radius: var(--radius-sm);
    background: var(--dev-dim);
    color: var(--dev);
    border: 1px solid rgba(88, 166, 255, 0.25);
    transition: all var(--transition);
}

.skill-badge:hover {
    background: rgba(88, 166, 255, 0.2);
    transform: translateY(-2px);
}

/* Projects grid */
.projects__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.project-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--dev), rgba(88, 166, 255, 0.2));
    opacity: 0;
    transition: opacity var(--transition);
}

.project-card:hover {
    border-color: var(--dev-dim);
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.project-card:hover::before {
    opacity: 1;
}

.project-card__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
}

.project-card__icon {
    font-size: 1.8rem;
    line-height: 1;
}

.project-card__links {
    display: flex;
    gap: 0.5rem;
}

.project-card__links a {
    color: var(--muted);
    font-size: 1.1rem;
    transition: color var(--transition);
}

.project-card__links a:hover {
    color: var(--dev);
}

.project-card__title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
}

.project-card__desc {
    font-size: 0.92rem;
    color: var(--muted);
    line-height: 1.7;
    flex: 1;
}

.project-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

/* ============================================================
   MUSICIAN SECTION
   ============================================================ */
#musician {
    background: var(--surface);
    min-height: auto;
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.music__header {
    margin-bottom: 3.5rem;
}

.music__genre-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-top: 1.25rem;
}

.genre-badge {
    font-size: 0.82rem;
    font-weight: 600;
    padding: 0.4rem 1rem;
    border-radius: 999px;
    background: var(--music-dim);
    color: var(--music);
    border: 1px solid rgba(247, 129, 102, 0.25);
    font-family: var(--font-mono);
    transition: all var(--transition);
}

.genre-badge:hover {
    background: rgba(247, 129, 102, 0.2);
    transform: translateY(-2px);
}

.music__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.music-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
}

.music-card:hover {
    border-color: var(--music-dim);
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(247, 129, 102, 0.15);
}

.music-card__cover {
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, var(--music-dim), #2a1a2e);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    position: relative;
    overflow: hidden;
}

.music-card__cover::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 60%, rgba(0, 0, 0, 0.6));
}

.music-card__body {
    padding: 1.3rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    flex: 1;
}

.music-card__type {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--music);
}

.music-card__title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text);
}

.music-card__desc {
    font-size: 0.88rem;
    color: var(--muted);
    line-height: 1.65;
    flex: 1;
}

.music-card__streams {
    display: flex;
    gap: 0.55rem;
    flex-wrap: wrap;
    margin-top: 0.25rem;
}

.stream-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.3rem 0.75rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    color: var(--muted);
    transition: all var(--transition);
    background: var(--surface2);
}

.stream-btn:hover {
    color: var(--music);
    border-color: var(--music-dim);
    background: var(--music-dim);
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding: 3.5rem clamp(1.5rem, 8vw, 8rem);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    text-align: center;
}

.footer__social {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.footer__social a {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: var(--surface2);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    font-size: 1.15rem;
    transition: all var(--transition);
}

.footer__social a:hover {
    color: var(--text);
    border-color: var(--muted);
    transform: translateY(-3px);
}

.footer__social a.github:hover {
    color: #fff;
    border-color: #fff;
}

.footer__social a.linkedin:hover {
    color: #0a66c2;
    border-color: #0a66c2;
}

.footer__social a.twitter:hover {
    color: #1d9bf0;
    border-color: #1d9bf0;
}

.footer__social a.youtube:hover {
    color: #ff0000;
    border-color: #ff0000;
}

.footer__social a.spotify:hover {
    color: #1ed760;
    border-color: #1ed760;
}

.footer__social a.instagram:hover {
    color: #e1306c;
    border-color: #e1306c;
}

.footer__divider {
    width: 60px;
    height: 1px;
    background: var(--border);
}

.footer__copy {
    font-size: 0.85rem;
    color: var(--muted);
    font-family: var(--font-mono);
}

.footer__copy a {
    color: var(--dev);
    transition: color var(--transition);
}

.footer__copy a:hover {
    color: var(--text);
}

/* ============================================================
   FADE-IN ANIMATIONS
   ============================================================ */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-delay-1 {
    transition-delay: 0.1s;
}

.fade-in-delay-2 {
    transition-delay: 0.2s;
}

.fade-in-delay-3 {
    transition-delay: 0.3s;
}

.fade-in-delay-4 {
    transition-delay: 0.4s;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
    .nav__links {
        display: none;
    }

    .nav__burger {
        display: flex;
    }

    .nav__mobile {
        display: flex;
    }

    #home {
        padding-top: calc(var(--nav-h) + 2.5rem);
    }

    .about__inner {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        text-align: center;
    }

    .about__avatar {
        width: 180px;
        height: 180px;
        font-size: 4.5rem;
    }

    .about__tags {
        justify-content: center;
    }

    .section-label::after {
        display: none;
    }

    .hero__ctas {
        flex-direction: column;
        align-items: flex-start;
    }

    section {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }

    footer {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }

    .projects__grid,
    .music__grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero__name {
        font-size: 2.6rem;
    }

    .section-title {
        font-size: 1.8rem;
    }
}