/* ═══════════════════════════════════════════════════
   DESIGN TOKENS  — paper / ink editorial theme
   (ported from the profile Next.js site)
═══════════════════════════════════════════════════ */

:root {
    --paper: #ebe4d2;
    --paper-2: #e8dfcb;
    --ink: #1a1714;
    --ink-soft: #2a2622;
    --muted: #847c6e;
    --rule: #cfc4ad;
    --accent: #7c2415;
    --accent-soft: #b85a3f;

    --font-sans: "Geist", ui-sans-serif, system-ui, sans-serif;
    --font-mono: "Geist Mono", ui-monospace, "SF Mono", monospace;
    --font-serif: "Instrument Serif", "Iowan Old Style", Georgia, serif;

    --max-w: 1280px;
}

html.dark {
    --paper: #1a1714;
    --paper-2: #16140f;
    --ink: #ebe4d2;
    --ink-soft: #d4ccba;
    --muted: #7a7367;
    --rule: #2a2622;
    --accent: #d4946b;
    --accent-soft: #b85a3f;
}

/* ═══════════════════════════════════════════════════
   RESET
═══════════════════════════════════════════════════ */

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

html {
    background: var(--paper);
    color: var(--ink);
    scroll-behavior: smooth;
    scroll-padding-top: 6rem;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-sans);
    font-feature-settings: "ss01", "cv11";
    background: var(--paper);
    color: var(--ink);
    line-height: 1.6;
    overflow-x: hidden;
    transition:
        background-color 0.3s ease,
        color 0.3s ease;
}

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

a {
    color: inherit;
}

ul,
ol {
    list-style: none;
}

button {
    cursor: pointer;
    font-family: inherit;
    background: none;
    border: none;
    color: inherit;
}

::selection {
    background: var(--accent);
    color: var(--paper);
}

/* ═══════════════════════════════════════════════════
   PAPER GRAIN OVERLAY
═══════════════════════════════════════════════════ */

.paper-grain {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 900;
    opacity: 0.09;
    mix-blend-mode: multiply;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2' seed='7'/><feColorMatrix values='0 0 0 0 0.055  0 0 0 0 0.051  0 0 0 0 0.043  0 0 0 0.5 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
    background-size: 160px 160px;
}

html.dark .paper-grain {
    mix-blend-mode: screen;
    opacity: 0.08;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2' seed='7'/><feColorMatrix values='0 0 0 0 0.945  0 0 0 0 0.922  0 0 0 0 0.871  0 0 0 0.5 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

/* ═══════════════════════════════════════════════════
   UTILITY
═══════════════════════════════════════════════════ */

.eyebrow {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--muted);
}

.container-page {
    width: 100%;
    max-width: var(--max-w);
    margin-inline: auto;
    padding-inline: 1.5rem;
}
@media (min-width: 768px) {
    .container-page {
        padding-inline: 2.5rem;
    }
}
@media (min-width: 1024px) {
    .container-page {
        padding-inline: 3.5rem;
    }
}

.link-text {
    color: var(--ink);
    text-decoration: underline;
    text-decoration-color: var(--rule);
    text-underline-offset: 4px;
    transition: text-decoration-color 150ms ease;
}
.link-text:hover {
    text-decoration-color: var(--ink);
}

.pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid var(--rule);
    padding: 0.375rem 0.75rem;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-soft);
    background: transparent;
    transition:
        color 150ms ease,
        border-color 150ms ease,
        background-color 150ms ease;
}
.pill:hover {
    color: var(--ink);
    border-color: var(--ink);
}
.pill.is-active {
    border-color: var(--ink);
    background: var(--ink);
    color: var(--paper);
}
.pill.is-selected {
    border-color: var(--ink);
    color: var(--ink);
}

.stamp {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-variant-numeric: tabular-nums;
    color: var(--muted);
}

/* ═══════════════════════════════════════════════════
   HEADER
═══════════════════════════════════════════════════ */

.site-header {
    position: sticky;
    top: 0;
    z-index: 30;
    background: color-mix(in srgb, var(--paper) 80%, transparent);
    backdrop-filter: blur(6px);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    border-bottom: 1px solid var(--rule);
    padding-block: 1.25rem;
}

.logo {
    display: inline-flex;
    align-items: baseline;
    gap: 0.5rem;
    text-decoration: none;
}
.logo-mark {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    line-height: 1;
}
.logo-sub {
    transition: color 150ms ease;
}
.logo:hover .logo-sub {
    color: var(--ink);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}
@media (min-width: 768px) {
    .header-right {
        gap: 2.5rem;
    }
}

/* Primary nav */
.main-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 1.5rem;
}
.nav-link {
    display: inline-flex;
    align-items: baseline;
    gap: 0.375rem;
    text-decoration: none;
}
.nav-idx {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--muted);
}
.nav-label {
    position: relative;
    font-family: var(--font-serif);
    font-size: 1.125rem;
    line-height: 1;
    color: var(--muted);
    transition: color 150ms ease;
}
.nav-label::after {
    content: "";
    display: block;
    height: 1px;
    margin-top: 2px;
    background: var(--ink-soft);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 180ms ease;
}
.nav-link:hover .nav-label {
    color: var(--ink);
}
.nav-link:hover .nav-label::after {
    transform: scaleX(1);
}
.nav-link.active .nav-label {
    color: var(--ink);
}
.nav-link.active .nav-label::after {
    background: var(--ink);
    transform: scaleX(1);
}

/* Theme toggle dot */
.theme-dot {
    display: inline-block;
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    border: 1px solid var(--ink-soft);
    background: var(--paper);
    transition: background-color 150ms ease;
}
.theme-toggle:hover .theme-dot {
    background: var(--ink);
}

/* ═══════════════════════════════════════════════════
   PAGE FRAME
═══════════════════════════════════════════════════ */

.page {
    display: none;
    position: relative;
    padding-top: 2.5rem;
    padding-bottom: 8rem;
}
.page.active {
    display: block;
    animation: page-in 0.28s ease both;
}
@keyframes page-in {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Masthead */
.masthead {
    margin-bottom: 4rem;
    padding-top: 1.5rem;
    padding-bottom: 2rem;
    border-top: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
}
.masthead-row {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.5rem 1.5rem;
}
.masthead-title {
    margin-top: 1.5rem;
    font-family: var(--font-serif);
    font-weight: 400;
    font-size: clamp(2.75rem, 7vw, 5.5rem);
    line-height: 0.95;
    letter-spacing: -0.02em;
}
.masthead-lede {
    margin-top: 1.5rem;
    max-width: 42rem;
    font-family: var(--font-serif);
    font-size: 1.375rem;
    line-height: 1.35;
    color: var(--ink-soft);
}
@media (min-width: 768px) {
    .masthead-lede {
        font-size: 1.5rem;
    }
}

/* Frame grid: sidebar + main */
.frame-grid {
    display: grid;
    gap: 3rem;
}
@media (min-width: 1024px) {
    .frame-grid {
        grid-template-columns: 200px 1fr;
        gap: 4rem;
    }
}
@media (min-width: 1280px) {
    .frame-grid {
        grid-template-columns: 220px 1fr;
        gap: 6rem;
    }
}
.frame-aside {
    display: none;
}
@media (min-width: 1024px) {
    .frame-aside {
        display: block;
        position: sticky;
        top: 7rem;
        align-self: start;
    }
}
.frame-main {
    min-width: 0;
}

/* ═══════════════════════════════════════════════════
   TABLE OF CONTENTS (sidebar)
═══════════════════════════════════════════════════ */

.toc-title {
    margin-bottom: 1rem;
}
.toc-list {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}
.toc-link {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    text-decoration: none;
}
.toc-idx {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-variant-numeric: tabular-nums;
    color: var(--muted);
    transition: color 150ms ease;
}
.toc-label {
    font-family: var(--font-serif);
    font-size: 1rem;
    line-height: 1.2;
    color: color-mix(in srgb, var(--ink-soft) 70%, transparent);
    transition: color 150ms ease;
}
.toc-line {
    margin-left: auto;
    align-self: center;
    height: 1px;
    width: 0.5rem;
    background: var(--rule);
    transition: all 180ms ease;
}
.toc-link:hover .toc-label {
    color: var(--ink);
}
.toc-link:hover .toc-line {
    width: 1rem;
    background: var(--ink-soft);
}
.toc-link.active .toc-idx {
    color: var(--ink);
}
.toc-link.active .toc-label {
    color: var(--ink);
}
.toc-link.active .toc-line {
    width: 1.5rem;
    background: var(--ink);
}

/* ═══════════════════════════════════════════════════
   SECTIONS
═══════════════════════════════════════════════════ */

.section {
    scroll-margin-top: 7rem;
    border-top: 1px solid var(--rule);
    padding-top: 2rem;
    padding-bottom: 4rem;
}
.section:first-child {
    border-top: 0;
    padding-top: 0;
}
.section-head {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    margin-bottom: 2rem;
}
.section-idx {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-variant-numeric: tabular-nums;
    color: var(--muted);
}
.section-label {
    font-family: var(--font-serif);
    font-size: 1.875rem;
    line-height: 1;
    letter-spacing: -0.01em;
}
@media (min-width: 768px) {
    .section-label {
        font-size: 2.25rem;
    }
}
.section-lede {
    margin-top: -1rem;
    margin-bottom: 2rem;
    max-width: 46rem;
    font-family: var(--font-serif);
    font-size: 1.15rem;
    line-height: 1.55;
    color: var(--ink-soft);
}

/* ═══════════════════════════════════════════════════
   HOME — profile block
═══════════════════════════════════════════════════ */

.profile {
    display: grid;
    gap: 2rem;
}
@media (min-width: 640px) {
    .profile {
        grid-template-columns: 1fr 180px;
        align-items: start;
        gap: 2.5rem;
    }
    .profile-fig {
        grid-column: 2;
        grid-row: 1;
    }
    .profile-bio {
        grid-column: 1;
        grid-row: 1;
    }
}
@media (min-width: 768px) {
    .profile {
        grid-template-columns: 1fr 220px;
        gap: 3rem;
    }
}
.profile-fig {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.profile-photo {
    position: relative;
    aspect-ratio: 4 / 5;
    width: 100%;
    overflow: hidden;
    border: 1px solid var(--rule);
    background: var(--rule);
}
.profile-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 30%;
    display: block;
}
.profile-credit {
    color: var(--ink-soft);
}
.profile-bio {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 0;
    font-family: var(--font-serif);
    font-size: 1.375rem;
    line-height: 1.5;
    color: var(--ink-soft);
}
@media (min-width: 768px) {
    .profile-bio {
        font-size: 1.5rem;
    }
}

.prose-note {
    margin-top: 2.5rem;
    max-width: 42rem;
    font-family: var(--font-serif);
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--ink-soft);
}

/* Colophon */
.colophon {
    display: grid;
    gap: 0.75rem 2rem;
    font-family: var(--font-serif);
    font-size: 1.125rem;
    color: var(--ink-soft);
}
@media (min-width: 640px) {
    .colophon {
        grid-template-columns: 140px 1fr;
    }
}
.colophon dt {
    align-self: center;
}

/* Education */
.edu {
    display: grid;
    gap: 2.5rem;
}
.edu-group-label {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    padding-bottom: 0.75rem;
    margin-bottom: 0.5rem;
    border-bottom: 1px solid var(--rule);
}
.edu-group-note {
    text-transform: none;
    letter-spacing: 0;
    font-style: italic;
    color: var(--muted);
}
.edu-term {
    border-bottom: 1px solid var(--rule);
}
.edu-term > summary {
    display: flex;
    align-items: baseline;
    gap: 0.625rem;
    padding: 0.75rem 0;
    cursor: pointer;
    list-style: none;
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--ink);
}
.edu-term > summary::-webkit-details-marker {
    display: none;
}
.edu-term > summary::before {
    content: "›";
    display: inline-block;
    font-family: var(--font-mono);
    color: var(--muted);
    transition: transform 0.18s ease;
}
.edu-term[open] > summary::before {
    transform: rotate(90deg);
}
.edu-term > summary:hover {
    color: var(--muted);
}
.edu-list {
    list-style: none;
    margin: 0;
    padding: 0 0 1rem 1.125rem;
    display: grid;
    gap: 0.5rem;
}
.edu-list li {
    display: flex;
    align-items: baseline;
    gap: 1rem;
}
.edu-num {
    flex: 0 0 auto;
    min-width: 4.5rem;
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    font-variant-numeric: tabular-nums;
    color: var(--muted);
}
.edu-title {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    color: var(--ink);
}

/* Contact */
.social-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.25rem;
    margin-top: 1.75rem;
}
.social-link {
    display: inline-flex;
    color: var(--muted);
    transition: color 150ms ease;
}
.social-link:hover {
    color: var(--ink);
}

/* ═══════════════════════════════════════════════════
   CODE — controls + project grid (grid as in site 3)
═══════════════════════════════════════════════════ */

.controls-bar {
    margin-bottom: 3rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    border-top: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
    padding-block: 1.25rem;
}
.controls-top {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.5rem 1.5rem;
}
.controls-sort {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.sort-select {
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    background: var(--paper);
    padding-right: 1.5rem;
}
.controls-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* Projects grid — auto-fill card grid with 1px rule lines */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1px;
    background: var(--rule);
    border: 1px solid var(--rule);
}
.project-card {
    background: var(--paper);
    padding: 1.625rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
    transition: background-color 0.15s ease;
}
.project-card:hover {
    background: var(--paper-2);
}
.card-head {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}
.card-meta {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.75rem;
}
.card-collab {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.03em;
    color: var(--muted);
    text-transform: uppercase;
}
.card-title {
    font-family: var(--font-serif);
    font-size: 1.375rem;
    line-height: 1.15;
    letter-spacing: -0.01em;
    color: var(--ink);
}
.card-desc {
    font-family: var(--font-serif);
    font-size: 1.05rem;
    line-height: 1.45;
    color: var(--ink-soft);
    flex: 1;
}
.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
}
.card-tag {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-soft);
    border: 1px solid var(--rule);
    padding: 0.125rem 0.5rem;
    background: transparent;
    transition:
        color 150ms ease,
        border-color 150ms ease;
}
.card-tag:hover {
    color: var(--ink);
    border-color: var(--ink);
}
.card-tag.is-selected {
    border-color: var(--ink);
    color: var(--ink);
}
.card-link-row {
    border-top: 1px solid var(--rule);
    padding-top: 0.75rem;
    margin-top: auto;
}
.card-link {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--muted);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    transition: color 150ms ease;
}
.card-link:hover {
    color: var(--ink);
}
.card-link::after {
    content: "→";
}

.no-results {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    color: var(--ink-soft);
}

/* ═══════════════════════════════════════════════════
   ART — plate grid + lightbox
═══════════════════════════════════════════════════ */

.plate-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 2px;
    column-gap: 4px;
    row-gap: 4px;
    align-items: start;
}
@media (min-width: 768px) {
    .plate-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}
.plate {
    margin: 0;
    display: block;
}
.plate-tile {
    position: relative;
    width: 100%;
    overflow: hidden;
    cursor: zoom-in;
    display: block;
    background: var(--paper-2);
}
.plate-img {
    display: block;
    width: 100%;
    height: auto;
    transition:
        opacity 200ms ease,
        transform 400ms ease;
}
.plate-tile:hover .plate-img {
    opacity: 0.88;
    transform: scale(1.02);
}
.plate-stamp {
    position: absolute;
    left: 0.5rem;
    top: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(241, 235, 222, 0.9);
    mix-blend-mode: difference;
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: color-mix(in srgb, var(--ink) 88%, transparent);
    backdrop-filter: blur(4px);
}
.lightbox.open {
    display: flex;
}
.lightbox-inner {
    position: relative;
    width: min(680px, 92vw);
    max-height: 86vh;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.lightbox-tile {
    width: 100%;
    aspect-ratio: 4 / 5;
    max-height: 72vh;
    border: 1px solid var(--rule);
    position: relative;
    background: var(--paper-2);
}
.lightbox-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.lightbox-cap {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    color: var(--paper);
}
.lightbox-cap-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--paper);
}
.lightbox-close {
    position: absolute;
    top: -2.5rem;
    right: 0;
    color: var(--paper);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}
.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: var(--paper);
    font-size: 2rem;
    line-height: 1;
    padding: 0.5rem;
    opacity: 0.7;
    transition: opacity 150ms ease;
}
.lightbox-nav:hover {
    opacity: 1;
}
.lightbox-prev {
    left: -3rem;
}
.lightbox-next {
    right: -3rem;
}
@media (max-width: 600px) {
    .lightbox-prev {
        left: 0;
    }
    .lightbox-next {
        right: 0;
    }
}

/* ═══════════════════════════════════════════════════
   MUSIC — video grid
═══════════════════════════════════════════════════ */

.music-grid {
    display: grid;
    gap: 3rem 2rem;
    grid-template-columns: 1fr;
}
@media (min-width: 768px) {
    .music-grid {
        grid-template-columns: 1fr 1fr;
    }
}
.music-card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.music-frame {
    position: relative;
    aspect-ratio: 16 / 9;
    width: 100%;
    overflow: hidden;
    border: 1px solid var(--rule);
    background: var(--paper-2);
}
.music-frame iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}
.music-head {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}
.music-meta {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.75rem;
}
.music-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    line-height: 1.15;
    color: var(--ink);
}
.music-notes {
    margin-top: 0.5rem;
    font-family: var(--font-serif);
    font-size: 1rem;
    font-style: italic;
    color: var(--ink-soft);
}

/* ═══════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════ */

.site-footer {
    margin-top: 6rem;
    border-top: 1px solid var(--rule);
}
.footer-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.5rem 1.5rem;
    padding-block: 2rem;
}

/* ═══════════════════════════════════════════════════
   REDUCED MOTION
═══════════════════════════════════════════════════ */

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    .page.active {
        animation: none;
    }
}