/* mujun.work — vaporwave portfolio gallery in burnt-orange warmth */

:root {
    --burnt-orange: #C85A3A;
    --oxide-rust: #933D2A;
    --sienna-light: #D97548;
    --graphite: #2C2C2C;
    --cream-paper: #FBF7EE;
    --glitch-cyan: #00D4D4;
    --glitch-cyan-soft: #2B9999;

    --shadow-card-rest: 0 12px 24px rgba(200, 90, 58, 0.12), 0 2px 6px rgba(147, 61, 42, 0.08);
    --shadow-card-pulse: 0 12px 24px rgba(200, 90, 58, 0.22), 0 2px 6px rgba(147, 61, 42, 0.16);
    --shadow-card-hover: 0 22px 44px rgba(200, 90, 58, 0.28), 0 4px 10px rgba(147, 61, 42, 0.22);

    --easing: cubic-bezier(0.25, 0.1, 0.25, 1);

    --display: 'Playfair Display', 'Times New Roman', Georgia, serif;
    --body: 'Inter', system-ui, -apple-system, 'Segoe UI', Helvetica, Arial, sans-serif;
}

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

html, body {
    background: var(--cream-paper);
    color: var(--graphite);
    font-family: var(--body);
    line-height: 1.6;
    min-height: 100%;
    overflow-x: hidden;
}

body {
    position: relative;
    background:
        radial-gradient(ellipse at 18% 12%, rgba(217, 117, 72, 0.12) 0%, transparent 55%),
        radial-gradient(ellipse at 82% 88%, rgba(200, 90, 58, 0.10) 0%, transparent 55%),
        var(--cream-paper);
    padding: 0;
}

.svg-defs {
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
}

/* ==== Page-wide grain texture ==== */
.grain-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.6;
    mix-blend-mode: multiply;
    filter: url(#grainFilter);
    background: transparent;
}

/* ==== Floating accent glyphs ==== */
.float-accents {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.float-glyph {
    position: absolute;
    color: var(--sienna-light);
    opacity: 0.5;
    will-change: transform, opacity;
    animation: float-drift 14s var(--easing) infinite, glyph-pulse 3.6s ease-in-out infinite;
}

.float-glyph--1 { width: 64px; height: 64px; top: 8%;  left: 6%;  color: var(--burnt-orange); animation-delay: 0s, 0s; }
.float-glyph--2 { width: 48px; height: 48px; top: 22%; right: 9%; color: var(--sienna-light); animation-delay: -3s, -1.2s; }
.float-glyph--3 { width: 56px; height: 56px; top: 64%; left: 11%; color: var(--oxide-rust);  animation-delay: -6s, -2.4s; opacity: 0.4; }
.float-glyph--4 { width: 72px; height: 72px; top: 78%; right: 7%; color: var(--burnt-orange); animation-delay: -9s, -1.6s; opacity: 0.45; }
.float-glyph--5 { width: 40px; height: 40px; top: 46%; right: 15%; color: var(--sienna-light); animation-delay: -2s, -2.8s; opacity: 0.35; }

.bokeh {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.22;
    will-change: transform, opacity;
    animation: bokeh-breathe 9s ease-in-out infinite;
}

.bokeh--1 { width: 320px; height: 320px; top: -80px; left: -90px; background: var(--burnt-orange); animation-delay: 0s; }
.bokeh--2 { width: 380px; height: 380px; bottom: -100px; right: -120px; background: var(--sienna-light); animation-delay: -3s; }
.bokeh--3 { width: 240px; height: 240px; top: 40%; left: 55%; background: var(--oxide-rust); opacity: 0.14; animation-delay: -5s; }

@keyframes float-drift {
    0%   { transform: translate3d(0, 0, 0) rotate(0deg); }
    25%  { transform: translate3d(8px, -14px, 0) rotate(4deg); }
    50%  { transform: translate3d(-6px, -22px, 0) rotate(-3deg); }
    75%  { transform: translate3d(-12px, -8px, 0) rotate(2deg); }
    100% { transform: translate3d(0, 0, 0) rotate(0deg); }
}

@keyframes glyph-pulse {
    0%, 100% { opacity: 0.32; }
    50%      { opacity: 0.58; }
}

@keyframes bokeh-breathe {
    0%, 100% { transform: scale(1) translate3d(0,0,0); opacity: 0.2; }
    50%      { transform: scale(1.08) translate3d(8px,-6px,0); opacity: 0.28; }
}

/* ==== Main container ==== */
.portfolio-main {
    position: relative;
    z-index: 2;
    max-width: 1280px;
    margin: 0 auto;
    padding: clamp(48px, 8vw, 96px) clamp(24px, 8vw, 96px) 80px;
}

/* ==== Header ==== */
.portfolio-header {
    margin-bottom: clamp(40px, 6vw, 72px);
}

.wordmark {
    font-family: var(--display);
    font-weight: 900;
    font-size: clamp(2.4rem, 6vw, 4.4rem);
    letter-spacing: -0.02em;
    line-height: 1.05;
    color: var(--burnt-orange);
    text-transform: lowercase;
}

.tagline {
    font-family: var(--body);
    font-weight: 500;
    font-size: 0.78rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--graphite);
    margin-top: 14px;
    opacity: 0.78;
}

.accent-bar {
    width: 72px;
    height: 4px;
    margin-top: 22px;
    background: linear-gradient(90deg, var(--burnt-orange) 0%, var(--sienna-light) 100%);
    position: relative;
    overflow: hidden;
}

.accent-bar::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--glitch-cyan);
    mix-blend-mode: screen;
    opacity: 0;
    animation: accent-glitch 6s steps(1) infinite;
}

@keyframes accent-glitch {
    0%, 96%, 100% { opacity: 0; transform: translateX(0); }
    97%           { opacity: 0.6; transform: translateX(-3px); }
    98%           { opacity: 0; transform: translateX(2px); }
    99%           { opacity: 0.4; transform: translateX(-1px); }
}

/* ==== Portfolio grid ==== */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 28px;
}

/* ==== Card ==== */
.portfolio-card {
    position: relative;
    background: var(--cream-paper);
    border-radius: 4px;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid rgba(147, 61, 42, 0.18);
    box-shadow: var(--shadow-card-rest);
    transition: transform 360ms var(--easing), box-shadow 360ms var(--easing), border-color 360ms var(--easing);
    animation: pulse-glow 2.2s ease-in-out infinite;
    outline: none;
    will-change: transform, box-shadow;
}

.portfolio-card:nth-child(2n)   { animation-delay: -0.4s; }
.portfolio-card:nth-child(3n)   { animation-delay: -0.8s; }
.portfolio-card:nth-child(4n)   { animation-delay: -1.2s; }

.portfolio-card:hover,
.portfolio-card.is-active {
    transform: translateY(-8px);
    box-shadow: var(--shadow-card-hover);
    border-color: rgba(200, 90, 58, 0.45);
    animation-duration: 1.4s;
}

.portfolio-card.is-glitching .aberration { opacity: 1; }
.portfolio-card.is-glitching .scanlines  { opacity: 0.45; }
.portfolio-card.is-glitching .card-image { filter: brightness(1.12) contrast(1.05); }

@keyframes pulse-glow {
    0%, 100% { box-shadow: var(--shadow-card-rest); }
    50%      { box-shadow: var(--shadow-card-pulse); }
}

/* ==== Card image area (top 65%) ==== */
.card-image {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    border-bottom: 1px solid rgba(147, 61, 42, 0.18);
    background: var(--cream-paper);
    transition: filter 200ms var(--easing);
}

.card-image--solar      { background: linear-gradient(135deg, #C85A3A 0%, #D97548 60%, #FBF7EE 130%); }
.card-image--terracotta { background: linear-gradient(160deg, #D97548 0%, #C85A3A 60%, #933D2A 130%); }
.card-image--rust       { background: linear-gradient(150deg, #933D2A 0%, #C85A3A 70%, #D97548 130%); }
.card-image--bronze     { background: linear-gradient(120deg, #C85A3A 0%, #933D2A 70%, #2C2C2C 130%); }
.card-image--sienna     { background: linear-gradient(180deg, #D97548 0%, #C85A3A 60%, #933D2A 130%); }
.card-image--cream      { background: linear-gradient(140deg, #FBF7EE 0%, #D97548 80%, #C85A3A 130%); }
.card-image--graphite   { background: linear-gradient(165deg, #2C2C2C 0%, #933D2A 70%, #C85A3A 130%); }
.card-image--glitch     { background: linear-gradient(135deg, #2B9999 0%, #C85A3A 50%, #00D4D4 130%); }
.card-image--horizon    { background: linear-gradient(180deg, #FBF7EE 0%, #D97548 50%, #933D2A 100%); }

/* Scan-lines overlay */
.scanlines {
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        180deg,
        rgba(44, 44, 44, 0.10) 0px,
        rgba(44, 44, 44, 0.10) 1px,
        transparent 1px,
        transparent 4px
    );
    mix-blend-mode: multiply;
    opacity: 0.28;
    transition: opacity 200ms var(--easing);
    pointer-events: none;
}

/* Chromatic aberration overlay */
.aberration {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.55;
    background:
        radial-gradient(circle at 50% 50%, rgba(0, 212, 212, 0.15) 0%, transparent 60%),
        radial-gradient(circle at 50% 50%, rgba(200, 90, 58, 0.18) 0%, transparent 60%);
    transition: opacity 200ms var(--easing);
    mix-blend-mode: screen;
}

.aberration::before,
.aberration::after {
    content: '';
    position: absolute;
    inset: 0;
    background: inherit;
    mix-blend-mode: screen;
}

.aberration::before {
    transform: translateX(-3px);
    background: radial-gradient(circle at 50% 50%, rgba(200, 90, 58, 0.22) 0%, transparent 50%);
}

.aberration::after {
    transform: translateX(3px);
    background: radial-gradient(circle at 50% 50%, rgba(0, 212, 212, 0.20) 0%, transparent 50%);
}

/* ==== Inner art compositions ==== */
.art {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Concentric rings */
.art--rings .ring {
    position: absolute;
    border: 2px solid var(--cream-paper);
    border-radius: 50%;
    opacity: 0.85;
}
.art--rings .ring--1   { width: 30%; height: 40%; }
.art--rings .ring--2   { width: 50%; height: 65%; opacity: 0.55; }
.art--rings .ring--3   { width: 70%; height: 90%; opacity: 0.32; }
.art--rings .ring--core{
    width: 14%; height: 18%;
    background: var(--cream-paper);
    border-color: var(--cream-paper);
    box-shadow: 0 0 24px rgba(251, 247, 238, 0.6);
}

/* 3x3 grid */
.art--grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 6px;
    padding: 18%;
    inset: 0;
}

.art--grid .grid-cell {
    background: rgba(251, 247, 238, 0.78);
    border-radius: 2px;
}
.art--grid .grid-cell:nth-child(2),
.art--grid .grid-cell:nth-child(6) { background: rgba(44, 44, 44, 0.55); }
.art--grid .grid-cell:nth-child(5) { background: var(--glitch-cyan); }

/* Arcs */
.art--arcs .arc {
    position: absolute;
    border: 2px solid var(--cream-paper);
    border-radius: 50%;
    border-bottom-color: transparent;
    border-right-color: transparent;
}
.art--arcs .arc--1 { width: 60%; height: 60%; transform: rotate(-25deg); opacity: 0.85; }
.art--arcs .arc--2 { width: 40%; height: 40%; transform: rotate(40deg); opacity: 0.6; border-color: var(--graphite); border-bottom-color: transparent; border-right-color: transparent; }
.art--arcs .arc--3 { width: 80%; height: 80%; transform: rotate(110deg); opacity: 0.32; }

/* Triangles */
.art--triangle .tri {
    position: absolute;
    width: 0; height: 0;
}
.art--triangle .tri--1 {
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom: 100px solid rgba(251, 247, 238, 0.85);
    transform: translate(-12px, 6px);
}
.art--triangle .tri--2 {
    border-left: 40px solid transparent;
    border-right: 40px solid transparent;
    border-bottom: 70px solid rgba(44, 44, 44, 0.55);
    transform: translate(20px, -10px);
}

/* Vertical bars */
.art--bars {
    align-items: flex-end;
    padding: 14%;
    gap: 6%;
}
.art--bars .bar {
    flex: 1;
    background: var(--cream-paper);
    opacity: 0.85;
}
.art--bars .bar--1 { height: 32%; }
.art--bars .bar--2 { height: 58%; opacity: 0.7; }
.art--bars .bar--3 { height: 80%; }
.art--bars .bar--4 { height: 46%; opacity: 0.55; background: var(--graphite); }
.art--bars .bar--5 { height: 68%; opacity: 0.85; }

/* Orb */
.art--orb .orb {
    position: absolute;
    border-radius: 50%;
}
.art--orb .orb--outer {
    width: 70%; height: 70%;
    background: radial-gradient(circle at 35% 30%, var(--burnt-orange) 0%, var(--oxide-rust) 100%);
    box-shadow: 0 0 36px rgba(200, 90, 58, 0.55);
}
.art--orb .orb--inner {
    width: 24%; height: 24%;
    background: var(--cream-paper);
    transform: translate(-32%, -32%);
    box-shadow: 0 0 16px rgba(251, 247, 238, 0.7);
}

/* Diagonal lines */
.art--lines {
    align-items: stretch;
    padding: 12%;
    flex-direction: column;
    justify-content: space-between;
}
.art--lines .line-stroke {
    height: 2px;
    background: rgba(251, 247, 238, 0.7);
    transform-origin: left;
}
.art--lines .line-stroke--1 { width: 100%; transform: rotate(-3deg); }
.art--lines .line-stroke--2 { width: 70%;  transform: rotate(2deg); opacity: 0.8; }
.art--lines .line-stroke--3 { width: 90%;  transform: rotate(-1deg); opacity: 0.55; }
.art--lines .line-stroke--4 { width: 60%;  transform: rotate(4deg); opacity: 0.4; background: var(--glitch-cyan); }

/* Pixel cluster */
.art--pixels {
    flex-wrap: wrap;
    gap: 6px;
    padding: 22%;
    align-content: center;
    justify-content: center;
}
.art--pixels .pixel {
    width: 22px; height: 22px;
    background: var(--cream-paper);
    box-shadow: 2px 2px 0 var(--graphite);
}
.art--pixels .pixel--1 { background: var(--cream-paper); }
.art--pixels .pixel--2 { background: var(--burnt-orange); }
.art--pixels .pixel--3 { background: var(--glitch-cyan); }
.art--pixels .pixel--4 { background: var(--graphite); }
.art--pixels .pixel--5 { background: var(--sienna-light); }
.art--pixels .pixel--6 { background: var(--cream-paper); }

/* Horizon (sun + line) */
.art--horizon {
    align-items: flex-end;
    padding-bottom: 28%;
}
.art--horizon .sun {
    position: absolute;
    width: 38%; aspect-ratio: 1;
    bottom: 28%; left: 50%; transform: translateX(-50%);
    border-radius: 50%;
    background: radial-gradient(circle at 50% 60%, var(--sienna-light) 0%, var(--burnt-orange) 60%, var(--oxide-rust) 100%);
    box-shadow: 0 0 32px rgba(217, 117, 72, 0.7);
}
.art--horizon .horizon-line {
    position: absolute;
    bottom: 28%;
    left: 0; right: 0;
    height: 2px;
    background: var(--graphite);
    opacity: 0.7;
}

/* ==== Card metadata ==== */
.card-metadata {
    padding: 18px 18px 22px;
    background: var(--cream-paper);
    position: relative;
    z-index: 1;
}

.card-title {
    font-family: var(--display);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.01em;
    line-height: 1.15;
    color: var(--graphite);
    margin-bottom: 6px;
}

.card-category {
    font-family: var(--body);
    font-weight: 500;
    font-size: 0.72rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--burnt-orange);
    margin-bottom: 8px;
}

.card-description {
    font-family: var(--display);
    font-weight: 400;
    font-style: italic;
    font-size: 0.88rem;
    line-height: 1.5;
    color: var(--graphite);
    opacity: 0.78;
}

/* ==== Footer ==== */
.portfolio-footer {
    margin-top: clamp(60px, 8vw, 96px);
    padding-top: 28px;
    border-top: 1px solid rgba(147, 61, 42, 0.22);
}

.footer-line {
    font-family: var(--body);
    font-weight: 500;
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--graphite);
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    opacity: 0.85;
}

.footer-mark {
    font-family: var(--display);
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: -0.01em;
    text-transform: lowercase;
    color: var(--burnt-orange);
}

.footer-sep {
    color: var(--oxide-rust);
    opacity: 0.6;
}

.footer-link {
    color: var(--graphite);
    text-decoration: none;
    border-bottom: 2px solid var(--burnt-orange);
    padding-bottom: 1px;
    transition: color 220ms var(--easing), border-color 220ms var(--easing);
}

.footer-link:hover,
.footer-link:focus {
    color: var(--burnt-orange);
    border-color: var(--sienna-light);
}

.footer-meta {
    color: var(--graphite);
    opacity: 0.6;
    font-style: italic;
    text-transform: none;
    letter-spacing: 0.04em;
    font-family: var(--display);
}

/* ==== Responsive tuning ==== */
@media (max-width: 720px) {
    .portfolio-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 20px;
    }
    .float-glyph--3, .float-glyph--5 { display: none; }
    .bokeh--3 { display: none; }
}

@media (max-width: 480px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    .wordmark {
        font-size: 2.4rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .portfolio-card,
    .float-glyph,
    .bokeh,
    .accent-bar::after {
        animation: none !important;
    }
    .portfolio-card { transition: none; }
}