:root {
    color-scheme: dark;
    --bg: #040305;
    --surface: #0d0d12;
    --surface-soft: rgba(13, 13, 18, 0.8);
    --text: #f5f6ff;
    --muted: #8b90a3;
    --accent: #8bf6ff;
    --accent-strong: #d7ff6b;
    --border: rgba(255, 255, 255, 0.1);
    --grid-gap: clamp(1.5rem, 3vw, 2.5rem);
    --nav-width: clamp(72px, 10vw, 120px);
    --content-padding: clamp(1rem, 2vw, 2rem);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
    background: radial-gradient(circle at 10% 20%, rgba(139, 246, 255, 0.13), transparent 55%),
        radial-gradient(circle at 80% 0%, rgba(215, 255, 107, 0.2), transparent 60%),
        var(--bg);
    color: var(--text);
    overflow-y: scroll;
}

.loading-screen {
    position: fixed;
    inset: 0;
    z-index: 40;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.2rem;
    background: radial-gradient(circle at 20% 20%, rgba(139, 246, 255, 0.12), transparent 60%),
        rgba(3, 3, 6, 0.94);
    backdrop-filter: blur(18px);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-family: "IBM Plex Mono", monospace;
    color: var(--muted);
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loading-screen--hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loading-screen[hidden] {
    display: none !important;
}

.loading-core {
    position: relative;
    width: 120px;
    aspect-ratio: 1 / 1;
    display: grid;
    place-items: center;
}

.loading-core-ring {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 1px solid rgba(215, 255, 107, 0.4);
    box-shadow: 0 0 25px rgba(215, 255, 107, 0.28);
    animation: loading-spin 2.8s linear infinite;
}

.loading-core-node {
    position: absolute;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(215, 255, 107, 0.9), rgba(215, 255, 107, 0.25));
    box-shadow: 0 0 35px rgba(215, 255, 107, 0.45);
    animation: loading-pulse 1.4s ease-in-out infinite;
}

.loading-label {
    font-size: 0.75rem;
    letter-spacing: 0.25em;
    color: rgba(245, 246, 255, 0.9);
}

.cursor-glow {
    position: fixed;
    width: clamp(56px, 8vw, 96px);
    aspect-ratio: 1 / 1;
    pointer-events: none;
    clip-path: polygon(50% 0%, 92% 25%, 92% 75%, 50% 100%, 8% 75%, 8% 25%);
    mix-blend-mode: screen;
    background:
        radial-gradient(circle at 50% 38%, rgba(215, 255, 107, 0.45), rgba(139, 246, 255, 0.12) 60%, transparent 80%),
        radial-gradient(circle at 20% 80%, rgba(139, 246, 255, 0.25), transparent 55%);
    border: 1px solid rgba(139, 246, 255, 0.3);
    box-shadow: 0 0 16px rgba(139, 246, 255, 0.32), 0 0 32px rgba(215, 255, 107, 0.2);
    filter: blur(11px) saturate(0.95);
    z-index: 6;
    opacity: 0;
    --cursor-x: -999px;
    --cursor-y: -999px;
    --cursor-scale: 1;
    transform: translate3d(var(--cursor-x), var(--cursor-y), 0) scale(var(--cursor-scale));
    transition: opacity 0.32s ease, filter 0.32s ease;
    will-change: transform;
    isolation: isolate;
}

.cursor-glow::before,
.cursor-glow::after {
    content: "";
    position: absolute;
    inset: 0;
    clip-path: inherit;
    pointer-events: none;
}

.cursor-glow::before {
    inset: 16%;
    background:
        repeating-linear-gradient(60deg, transparent 0 14px, rgba(139, 246, 255, 0.16) 14px 15px),
        repeating-linear-gradient(120deg, transparent 0 14px, rgba(139, 246, 255, 0.16) 14px 15px);
    opacity: 0.75;
    mix-blend-mode: screen;
    filter: blur(6px);
}

.cursor-glow::after {
    inset: -12%;
    background: linear-gradient(180deg, transparent 0%, rgba(215, 255, 107, 0.4) 45%, rgba(139, 246, 255, 0.5) 55%, transparent 85%);
    filter: blur(32px);
    opacity: 0.55;
    animation: cursor-scan 2.8s ease-in-out infinite;
}

.cursor-glow[data-hidden="false"] {
    opacity: 0.36;
}

.cursor-glow.cursor-glow--active {
    --cursor-scale: 0.93;
    filter: blur(9px) saturate(1.15);
}

@keyframes loading-spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

@keyframes loading-pulse {
    0% {
        transform: scale(0.8);
        opacity: 0.6;
    }

    50% {
        transform: scale(1.1);
        opacity: 1;
    }

    100% {
        transform: scale(0.8);
        opacity: 0.6;
    }
}

@keyframes cursor-scan {
    0% {
        transform: translateY(-35%);
        opacity: 0.25;
    }

    45% {
        opacity: 0.6;
    }

    100% {
        transform: translateY(35%);
        opacity: 0.25;
    }
}

@media (pointer: coarse) {
    .cursor-glow {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .loading-core-ring {
        animation-duration: 4s;
    }

    .loading-core-node {
        animation: none;
    }

    .cursor-glow {
        display: none;
    }
}

.mobile-nav,
.mobile-nav-panel {
    display: none;
}

main {
    padding: clamp(1.5rem, 4vw, 3rem);
    padding-left: calc(var(--content-padding) + 0.5rem);
    padding-right: calc(var(--content-padding) + 0.5rem);
    width: min(1200px, calc(100% - (var(--nav-width) * 2) - (var(--content-padding) * 2)));
    margin: 0 auto;
    margin-left: calc(var(--nav-width) + var(--content-padding));
    margin-right: calc(var(--nav-width) + var(--content-padding));
    display: flex;
    flex-direction: column;
    gap: clamp(2rem, 4vw, 4rem);
}

.nav-column {
    position: fixed;
    top: 0;
    bottom: 0;
    height: 100vh;
    width: var(--nav-width);
    padding: 2rem 1rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border-right: 1px solid var(--border);
    background: rgba(4, 4, 6, 0.75);
    backdrop-filter: blur(12px);
    z-index: 10;
}

.nav-left {
    left: 0;
}

.nav-right {
    right: 0;
    border-right: none;
    border-left: 1px solid var(--border);
}

.logo {
    font-family: "IBM Plex Mono", monospace;
    color: var(--accent-strong);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.25s ease, letter-spacing 0.25s ease;
    transform-origin: center;
}

.logo:hover,
.logo:focus-visible {
    transform: scale(1.08);
    letter-spacing: 0.14em;
}

.nav-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    text-transform: uppercase;
    font-size: 0.78rem;
    letter-spacing: 0.08em;
}

.nav-links a {
    color: var(--muted);
    text-decoration: none;
    transition: color 0.2s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible,
.nav-links a.active {
    color: var(--accent-strong);
}

.cta-badge {
    position: relative;
    display: block;
    width: 100%;
    padding: 0.55rem 1rem;
    border-radius: 2rem 0.75rem;
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    text-decoration: none;
    text-align: center;
    color: #060606;
    background: #d3ff5f;
    border: 1px solid rgba(245, 246, 255, 0.35);
    box-shadow: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    line-height: 1.2;
    word-break: break-word;
    box-sizing: border-box;
}

.cta-badge::after {
    content: "";
    position: absolute;
    inset: 0.2rem 0.35rem;
    border-radius: 1.8rem 0.5rem;
    border: 1px solid rgba(255, 255, 255, 0.25);
    opacity: 0;
    pointer-events: none;
}

.cta-badge::before {
    content: "";
    position: absolute;
    width: 0.35rem;
    height: 0.35rem;
    border-radius: 50%;
    background: #060606;
    opacity: 0.35;
    top: 50%;
    left: 0.85rem;
    transform: translate(-50%, -50%);
}

.cta-badge:hover,
.cta-badge:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 12px 25px rgba(150, 255, 74, 0.28);
}

.cta-badge:hover::after,
.cta-badge:focus-visible::after {
    opacity: 0.8;
}

.label {
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
}

h1 {
    font-size: clamp(2.6rem, 4vw, 4rem);
    margin: 0.4rem 0 1rem;
    line-height: 1.05;
}

h2 {
    font-size: clamp(2rem, 3vw, 3rem);
    margin: 0.2rem 0 1rem;
}

h3 {
    font-size: 1.4rem;
    margin: 0.2rem 0 0.6rem;
}

p {
    color: rgba(245, 246, 255, 0.85);
    line-height: 1.7;
    margin: 0 0 0.6rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.hero {
    max-width: 720px;
    margin-bottom: clamp(1.8rem, 4vw, 3rem);
}

.hero-subtext {
    max-width: 640px;
    font-size: 1.05rem;
}

.hero-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(220px, 340px);
    gap: clamp(1.5rem, 5vw, 4.5rem);
    align-items: start;
    margin-bottom: clamp(0.6rem, 1.5vw, 1rem);
    min-height: clamp(500px, 65vh, 720px);
}

.panel-about {
    min-height: clamp(600px, 85vh, 900px);
}

.hero-portrait {
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-portrait-frame {
    position: relative;
    width: 100%;
    max-width: 360px;
    aspect-ratio: 3 / 4;
    border-radius: 58% 42% 60% 40% / 40% 60% 38% 62%;
    overflow: hidden;
    border: 1px solid rgba(215, 255, 107, 0.35);
    background: radial-gradient(circle at 30% 20%, rgba(215, 255, 107, 0.35), rgba(4, 4, 6, 0.9));
    box-shadow: 0 25px 55px rgba(0, 0, 0, 0.55), 0 0 60px rgba(215, 255, 107, 0.18);
    transition: transform 0.45s ease, box-shadow 0.45s ease, border-color 0.45s ease;
}

.hero-portrait::after {
    content: "";
    position: absolute;
    width: 70%;
    height: 70%;
    border-radius: 999px;
    background: radial-gradient(circle, rgba(215, 255, 107, 0.35), transparent 65%);
    filter: blur(30px);
    opacity: 0.45;
    transition: opacity 0.4s ease, filter 0.4s ease;
    z-index: -1;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.hero-portrait-frame::before {
    content: "";
    position: absolute;
    inset: 0.75rem;
    border-radius: inherit;
    border: 1px solid rgba(255, 255, 255, 0.2);
    opacity: 0.4;
    pointer-events: none;
}

.hero-portrait:hover .hero-portrait-frame {
    transform: translateY(-8px) scale(1.02);
    border-color: rgba(215, 255, 107, 0.6);
    box-shadow: 0 35px 65px rgba(0, 0, 0, 0.6), 0 0 80px rgba(215, 255, 107, 0.25);
}

.hero-portrait:hover::after {
    opacity: 0.8;
    filter: blur(40px);
}

.hero-portrait img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: saturate(1.05) contrast(1.05);
}

.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: 999px;
    padding: 0.85rem 2rem;
    text-decoration: none;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    cursor: pointer;
    background: var(--accent-strong);
    color: #0a0a0a;
    box-shadow: 0 6px 14px rgba(215, 255, 107, 0.18);
    transition: transform 0.2s ease, box-shadow 0.3s ease, filter 0.3s ease;
    isolation: isolate;
}

.btn::after {
    content: "";
    position: absolute;
    inset: 0.18rem 0.3rem;
    border-radius: inherit;
    border: 1px solid rgba(255, 255, 255, 0.4);
    opacity: 0;
    transition: opacity 0.25s ease;
    pointer-events: none;
}

.btn:hover,
.btn:focus-visible {
    transform: translateY(-3px);
    box-shadow: 0 18px 40px rgba(215, 255, 107, 0.45);
    filter: brightness(1.03);
}

.btn:hover::after,
.btn:focus-visible::after {
    opacity: 0.85;
}

.btn.ghost {
    background: rgba(255, 255, 255, 0.03);
    color: var(--accent-strong);
    border: 1px solid rgba(215, 255, 107, 0.5);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
}

.btn.ghost::after {
    border: 1px solid rgba(215, 255, 107, 0.45);
}

.btn.ghost:hover,
.btn.ghost:focus-visible {
    color: #101010;
    background: rgba(215, 255, 107, 0.12);
    box-shadow: 0 18px 32px rgba(0, 0, 0, 0.5);
}


.profile-card,
.work-grid article,
.project-grid article,
.contact-form,
.contact-meta {
    border: 1px solid var(--border);
    border-radius: 1rem;
    padding: 1.5rem;
    background: var(--surface);
    box-shadow: 0 15px 45px rgba(0, 0, 0, 0.35);
    transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.profile-card:hover,
.work-grid article:hover,
.project-grid article:hover,
.contact-form:hover,
.contact-meta:hover {
    border-color: rgba(215, 255, 107, 0.35);
    box-shadow: 0 18px 45px rgba(0, 0, 0, 0.4), 0 0 25px rgba(215, 255, 107, 0.08);
    background: linear-gradient(135deg, rgba(12, 15, 20, 0.95), rgba(20, 24, 28, 0.95));
    transform: translateY(-4px);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form button {
    align-self: flex-start;
}

.profile-card ul,
.work-grid ul,
.project-grid ul {
    color: var(--muted);
    padding-left: 1.2rem;
    margin: 0;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: var(--grid-gap);
    margin-top: var(--grid-gap);
}

.pill-list,
.tag-cloud {
    list-style: none;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.pill-list li,
.tag-cloud li {
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 0.35rem 0.9rem;
    font-size: 0.85rem;
    color: var(--muted);
    transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.pill-list li:hover,
.tag-cloud li:hover {
    color: #060606;
    border-color: rgba(215, 255, 107, 0.6);
    background: rgba(215, 255, 107, 0.85);
}

.panel-work {
    display: flex;
    flex-direction: column;
    gap: var(--grid-gap);
}

.work-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--grid-gap);
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--grid-gap);
    align-items: start;
}

.project-grid a {
    color: var(--accent);
    text-decoration: none;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.08em;
}

.resume-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--grid-gap);
}

.contact-form label {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-size: 0.95rem;
    color: var(--muted);
}

input,
textarea {
    border: 1px solid var(--border);
    border-radius: 0.8rem;
    padding: 0.85rem;
    background: #030306;
    color: var(--text);
    font-family: inherit;
}

input:focus,
textarea:focus {
    outline: 1px solid var(--accent-strong);
}

.contact-meta ul {
    list-style: none;
    padding: 0;
    margin: 0 0 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.contact-meta a {
    color: var(--text);
    text-decoration: none;
}

.toast {
    margin-top: 1.5rem;
    padding: 1rem 1.2rem;
    border-radius: 0.9rem;
    border: 1px solid var(--border);
    background: var(--surface-soft);
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    color: var(--muted);
}

.toast[data-state="pending"] {
    color: var(--accent-strong);
    border-color: rgba(215, 255, 107, 0.6);
}

.toast[data-state="success"] {
    color: #9fffc8;
    border-color: rgba(159, 255, 200, 0.6);
}

.toast[data-state="error"] {
    color: #ffb7c5;
    border-color: rgba(255, 120, 120, 0.5);
}

@media (max-width: 1024px) {
    .nav-column {
        display: none;
    }

    body {
        padding: 0;
    }

    .mobile-nav {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 1.1rem 1.5rem;
        position: sticky;
        top: 0;
        z-index: 20;
        background: rgba(6, 6, 10, 0.9);
        backdrop-filter: blur(18px);
        border-bottom: 1px solid var(--border);
    }

    .mobile-nav-toggle {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        background: transparent;
        color: var(--text);
        border: 1px solid rgba(255, 255, 255, 0.2);
        border-radius: 999px;
        padding: 0.45rem 0.9rem;
        letter-spacing: 0.08em;
        text-transform: uppercase;
        font-size: 0.78rem;
        cursor: pointer;
    }

    .mobile-nav-toggle-icon {
        width: 1.25rem;
        height: 1.25rem;
        position: relative;
    }

    .mobile-nav-toggle-icon::before,
    .mobile-nav-toggle-icon::after,
    .mobile-nav-toggle-icon span {
        content: "";
        position: absolute;
        left: 0;
        right: 0;
        height: 2px;
        background: currentColor;
        transition: transform 0.3s ease, opacity 0.3s ease;
    }

    .mobile-nav-toggle-icon::before {
        top: 0;
    }

    .mobile-nav-toggle-icon::after {
        bottom: 0;
    }

    .mobile-nav-toggle-icon span {
        top: 50%;
        transform: translateY(-50%);
    }

    .mobile-nav-toggle[aria-expanded="true"] .mobile-nav-toggle-icon::before {
        transform: translateY(7px) rotate(45deg);
    }

    .mobile-nav-toggle[aria-expanded="true"] .mobile-nav-toggle-icon::after {
        transform: translateY(-7px) rotate(-45deg);
    }

    .mobile-nav-toggle[aria-expanded="true"] .mobile-nav-toggle-icon span {
        opacity: 0;
    }

    .mobile-nav-panel {
        display: flex;
        flex-direction: column;
        gap: 1rem;
        padding: 5.5rem 1.5rem 1.5rem;
        background: rgba(6, 6, 10, 0.95);
        border-bottom: 1px solid var(--border);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: transform 0.3s ease, opacity 0.3s ease;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 18;
    }

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

    .mobile-nav-panel-links {
        display: flex;
        flex-wrap: wrap;
        gap: 0.8rem;
        justify-content: center;
    }

    .mobile-nav-panel-links a {
        padding: 0.65rem 1.2rem;
        border-radius: 999px;
        border: 1px solid rgba(255, 255, 255, 0.15);
        color: var(--text);
        text-decoration: none;
        text-transform: uppercase;
        letter-spacing: 0.08em;
        font-size: 0.78rem;
    }

    .mobile-nav-cta {
        width: 100%;
    }

    main {
        width: min(100%, 960px);
        margin-left: auto;
        margin-right: auto;
        padding: 2.5rem 1.25rem 4rem;
    }

    .hero-layout {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .hero-portrait {
        max-width: 320px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .hero {
        text-align: center;
        margin-bottom: 1rem;
    }

    .hero-subtext {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-cta {
        justify-content: center;
        gap: 0.8rem;
    }

    .hero-cta .btn {
        width: min(280px, 100%);
    }

    .profile-card,
    .work-grid article,
    .project-grid article,
    .contact-form,
    .contact-meta {
        padding: 1.25rem;
    }

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

    .contact-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 540px) {
    body {
        padding-top: 0;
        padding-bottom: 0;
    }

    .mobile-nav {
        top: 0;
        padding-top: 1.1rem;
    }

    .nav-column {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .hero {
        text-align: left;
    }

    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-cta .btn {
        width: 100%;
    }

    .tag-cloud,
    .pill-list {
        gap: 0.35rem;
    }

    h1 {
        font-size: clamp(2.3rem, 12vw, 3rem);
    }

    .cta-badge {
        width: 100%;
        align-self: stretch;
    }

    .hero-portrait-frame {
        max-width: 280px;
        margin: 0 auto;
    }
}

@media (max-width: 420px) {
    .hero-layout {
        gap: 1.2rem;
    }

    .hero-portrait-frame {
        aspect-ratio: 5 / 7;
        border-radius: 55% 45% 50% 50% / 50% 45% 55% 45%;
    }

    .pill-list li,
    .tag-cloud li {
        font-size: 0.78rem;
        padding: 0.3rem 0.75rem;
    }

    .work-grid,
    .project-grid {
        grid-template-columns: 1fr;
    }
}