/* =========================================================================
   Gil Osher — tactile-minimal portfolio
   Plain CSS, no framework. Built by hand.
   ========================================================================= */

:root {
    --paper: #f4ecdd;
    --paper-deep: #ece2cf;
    --ink: #1c2426;
    --ink-soft: #45504f;
    --ink-faint: #56615e;
    --teal: #0b7a75;
    --teal-deep: #075c58;
    --rust: #91462f;
    --gold: #d99a2b;
    --line: #d8ccb4;
    --line-strong: #c4b699;

    --font-display: "Fraunces", Georgia, serif;
    --font-body: "Space Grotesk", system-ui, sans-serif;
    --font-mono: "IBM Plex Mono", ui-monospace, monospace;

    --shell: 1080px;
    --gutter: clamp(1.25rem, 5vw, 3.5rem);
    --rule: 2px solid var(--ink);
}

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

html {
    scroll-behavior: smooth;
}

[id] {
    scroll-margin-top: 5rem;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
}

body {
    margin: 0;
    background-color: var(--paper);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: clamp(1rem, 0.95rem + 0.3vw, 1.12rem);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

/* Paper grain — subtle texture, not wallpaper -------------------------------- */
.grain {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    opacity: 0.5;
    mix-blend-mode: multiply;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.4'/%3E%3C/svg%3E");
}

main,
.site-header,
.site-footer {
    position: relative;
    z-index: 1;
}

/* Layout shell --------------------------------------------------------------- */
.shell {
    width: min(100% - 2 * var(--gutter), var(--shell));
    margin-inline: auto;
}

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

a {
    color: var(--teal-deep);
    text-underline-offset: 3px;
    text-decoration-thickness: 1px;
}

a:hover {
    color: var(--rust);
}

code {
    font-family: var(--font-mono);
    font-size: 0.86em;
    background: var(--paper-deep);
    border: 1px solid var(--line);
    border-radius: 4px;
    padding: 0.05em 0.4em;
}

.skip-link {
    position: absolute;
    left: -999px;
    top: 0;
    background: var(--ink);
    color: var(--paper);
    padding: 0.6rem 1rem;
    z-index: 100;
}

.skip-link:focus {
    left: 1rem;
    top: 1rem;
}

:focus-visible {
    outline: 2.5px solid var(--rust);
    outline-offset: 3px;
    border-radius: 2px;
}

/* Shared bits ---------------------------------------------------------------- */
.eyebrow {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-faint);
    margin: 0 0 1.4rem;
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.eyebrow__num {
    color: var(--teal-deep);
    border: 1.5px solid var(--teal-deep);
    border-radius: 999px;
    padding: 0.15em 0.55em;
    font-weight: 600;
}

.icon-img {
    width: 1.05em;
    height: 1.05em;
    display: inline-block;
}

/* Buttons -------------------------------------------------------------------- */
.button {
    --btn-bg: var(--ink);
    --btn-fg: var(--paper);
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    font-family: var(--font-mono);
    font-size: 0.86rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    text-decoration: none;
    padding: 0.7rem 1.15rem;
    border: var(--rule);
    background: var(--btn-bg);
    color: var(--btn-fg);
    box-shadow: 3px 3px 0 var(--ink);
    transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease, color 0.12s ease;
}

.button .icon-img {
    filter: invert(1);
}

.button:hover {
    transform: translate(-2px, -2px);
    box-shadow: 5px 5px 0 var(--ink);
    color: var(--btn-fg);
}

.button:active {
    transform: translate(1px, 1px);
    box-shadow: 1px 1px 0 var(--ink);
}

.button--ghost {
    --btn-bg: transparent;
    --btn-fg: var(--ink);
}

.button--ghost .icon-img {
    filter: none;
}

.button--primary {
    --btn-bg: var(--teal-deep);
    --btn-fg: #fff;
}

.button--big {
    font-size: 1rem;
    padding: 0.95rem 1.5rem;
}

/* Header --------------------------------------------------------------------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: color-mix(in srgb, var(--paper) 96%, white);
    backdrop-filter: blur(10px) saturate(1.08);
    -webkit-backdrop-filter: blur(10px) saturate(1.08);
    border-bottom: 1px solid var(--line);
    transition: box-shadow 0.16s ease, background 0.16s ease;
}

.site-header.is-scrolled {
    background: color-mix(in srgb, var(--paper) 98%, white);
    box-shadow: 0 6px 18px rgba(69, 54, 34, 0.08);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding-block: 0.7rem;
}

.wordmark {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    min-height: 2.75rem;
    text-decoration: none;
    color: var(--ink);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.05rem;
}

.wordmark__mark {
    width: 30px;
    height: 30px;
    display: grid;
    place-items: center;
    border: 1.5px solid var(--ink);
    border-radius: 6px;
    background: var(--paper-deep);
    overflow: hidden;
}

.wordmark__icon {
    width: 100%;
    height: 100%;
    object-fit: cover;
    image-rendering: pixelated;
}

.site-nav {
    display: flex;
    gap: 1.4rem;
    font-family: var(--font-mono);
    font-size: 0.82rem;
}

.site-nav a {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    min-height: 2.75rem;
    text-decoration: none;
    color: var(--ink-soft);
    padding: 0 0.05rem;
    border-bottom: 2px solid transparent;
    transition: color 0.12s ease, border-color 0.12s ease;
}

.site-nav a span {
    color: var(--ink-faint);
}

.site-nav a:hover {
    color: var(--ink);
    border-color: var(--rust);
}

/* Intro ---------------------------------------------------------------------- */
.intro {
    min-height: calc(100svh - 4.3rem);
    display: grid;
    align-items: center;
    padding-block: 3.1rem 2.8rem;
}

.intro__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.28fr) minmax(260px, 0.82fr);
    gap: clamp(1.8rem, 5vw, 4rem);
    align-items: center;
}

.kicker {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    color: var(--ink-soft);
    margin: 0 0 1rem;
    letter-spacing: 0.02em;
}

.kicker__wave {
    display: inline-block;
    transform-origin: 70% 70%;
    animation: wave 2.4s ease-in-out infinite;
}

@keyframes wave {
    0%, 60%, 100% { transform: rotate(0deg); }
    70% { transform: rotate(16deg); }
    80% { transform: rotate(-8deg); }
    90% { transform: rotate(12deg); }
}

@media (prefers-reduced-motion: reduce) {
    .kicker__wave { animation: none; }
}

.intro__name {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 4.05rem;
    line-height: 1.02;
    letter-spacing: 0;
    margin: 0 0 1.05rem;
    max-width: 17ch;
}

.ink-mark {
    position: relative;
    white-space: nowrap;
    color: var(--teal-deep);
    font-style: italic;
}

.ink-mark::after {
    content: "";
    position: absolute;
    left: -0.06em;
    right: -0.06em;
    bottom: 0.04em;
    height: 0.42em;
    background: var(--gold);
    opacity: 0.32;
    z-index: -1;
    transform: rotate(-1.2deg) skewX(-9deg);
    border-radius: 40% 60% 55% 45%;
}

.intro__lede {
    font-size: 1.08rem;
    line-height: 1.55;
    color: var(--ink-soft);
    max-width: 50ch;
    margin: 0;
}

.intro__lede strong {
    color: var(--ink);
    font-weight: 600;
}

.intro__lede--muted {
    font-family: var(--font-mono);
    font-size: 0.92rem;
    color: var(--ink-faint);
}

.intro__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 1.25rem;
}

/* Portrait ------------------------------------------------------------------- */
.intro__portrait {
    display: flex;
    justify-content: center;
    padding-top: 1.5rem;
}

.photo {
    position: relative;
    margin: 0;
    width: min(350px, 100%);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    isolation: isolate;
}

.photo:hover .photo__img {
    transform: rotate(-1.8deg) scale(1.015);
}

.photo::before,
.photo::after {
    content: "";
    position: absolute;
    z-index: 0;
    border-radius: 50%;
    filter: blur(12px);
    pointer-events: none;
    transition: transform 0.25s ease, opacity 0.25s ease;
}

.photo::before {
    width: 58%;
    aspect-ratio: 1;
    top: 8%;
    right: 4%;
    background: radial-gradient(circle, rgba(11, 122, 117, 0.24), rgba(11, 122, 117, 0));
}

.photo::after {
    width: 64%;
    aspect-ratio: 1;
    left: 1%;
    bottom: 0;
    background: radial-gradient(circle, rgba(191, 93, 54, 0.18), rgba(191, 93, 54, 0));
}

.photo:hover::before {
    transform: translate(4px, -2px) scale(1.02);
}

.photo:hover::after {
    transform: translate(-4px, 2px) scale(1.015);
}

.photo__img {
    display: block;
    width: 100%;
    height: auto;
    object-fit: contain;
    position: relative;
    z-index: 1;
    transform-origin: 50% 78%;
    filter:
        sepia(0.28)
        saturate(1.45)
        hue-rotate(118deg)
        brightness(0.84)
        contrast(0.96)
        drop-shadow(0 26px 34px rgba(69, 54, 34, 0.12));
    transition: transform 0.25s ease;
}

@media (prefers-reduced-motion: reduce) {
    .photo__img,
    .photo::before,
    .photo::after {
        transition: none;
    }

    .photo:hover .photo__img,
    .photo:hover::before,
    .photo:hover::after {
        transform: none;
    }
}

/* Sections ------------------------------------------------------------------- */
.section {
    padding-block: clamp(3rem, 7vw, 6rem);
    border-top: var(--rule);
}

.section--play {
    background: var(--paper-deep);
}

.section-head {
    max-width: 40rem;
    margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-head h2 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(1.9rem, 1.3rem + 2.6vw, 3rem);
    line-height: 1.08;
    letter-spacing: 0;
    margin: 0 0 1rem;
}

.section-head__note {
    font-size: 1.05rem;
    color: var(--ink-soft);
    margin: 0;
    max-width: 48ch;
}

/* The Work — notebook list --------------------------------------------------- */
.pieces {
    list-style: none;
    margin: 0;
    padding: 0;
    counter-reset: piece;
}

.piece {
    counter-increment: piece;
    display: grid;
    grid-template-columns: 92px minmax(0, 1fr);
    gap: clamp(1rem, 3vw, 2.2rem);
    padding: clamp(1.6rem, 3vw, 2.4rem) 0;
    border-top: 1px solid var(--line);
    position: relative;
}

.pieces .piece:first-child {
    border-top: none;
}

.piece::before {
    content: counter(piece, decimal-leading-zero);
    position: absolute;
    top: clamp(1.6rem, 3vw, 2.4rem);
    right: 0;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--line-strong);
}

.piece__stamp {
    width: 92px;
    height: 70px;
    display: grid;
    place-items: center;
    padding: 0.7rem;
    background: #fbf6ec;
    border: 1.5px solid var(--ink);
    box-shadow: 3px 3px 0 var(--line-strong);
    transform: rotate(-2deg);
    transition: transform 0.2s ease;
}

.piece:hover .piece__stamp {
    transform: rotate(1.5deg) scale(1.03);
}

.piece__stamp img {
    max-width: 100%;
    max-height: 40px;
    width: auto;
    object-fit: contain;
}

.piece__main {
    padding-right: 2.2rem;
}

.piece__flag {
    font-family: var(--font-mono);
    font-size: 0.74rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--rust);
    margin: 0 0 0.5rem;
}

.piece__title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.1rem);
    line-height: 1.1;
    margin: 0 0 0.5rem;
    letter-spacing: 0;
}

.piece__essence {
    font-size: 1.08rem;
    color: var(--ink-soft);
    margin: 0;
    max-width: 56ch;
}

/* Progressive disclosure ----------------------------------------------------- */
.more {
    margin-top: 1rem;
}

.more__toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    min-height: 2.75rem;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--teal-deep);
    list-style: none;
    user-select: none;
    width: max-content;
    padding: 0.35rem 0.5rem 0.35rem 0;
    border-bottom: 1.5px solid transparent;
    transition: color 0.12s ease, border-color 0.12s ease;
}

.more__toggle::-webkit-details-marker {
    display: none;
}

.more__toggle:hover {
    color: var(--rust);
    border-color: var(--rust);
}

.more__sign {
    position: relative;
    width: 11px;
    height: 11px;
    flex: none;
}

.more__sign::before,
.more__sign::after {
    content: "";
    position: absolute;
    background: currentColor;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.more__sign::before {
    top: 5px;
    left: 0;
    width: 11px;
    height: 1.5px;
}

.more__sign::after {
    top: 0;
    left: 5px;
    width: 1.5px;
    height: 11px;
}

.more[open] .more__sign::after {
    transform: scaleY(0);
    opacity: 0;
}

.more__body {
    margin-top: 1.2rem;
    padding-left: 1.2rem;
    border-left: 2px solid var(--line-strong);
    max-width: 60ch;
    animation: unfold 0.28s ease;
}

@keyframes unfold {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
    .more__body { animation: none; }
}

.more__body p {
    margin: 0 0 0.9rem;
    color: var(--ink-soft);
}

.more__body p:last-child {
    margin-bottom: 0;
}

.piece__byline {
    font-family: var(--font-mono) !important;
    font-size: 0.82rem !important;
    letter-spacing: 0.02em;
    color: var(--ink-faint) !important;
    margin-bottom: 1.1rem !important;
}

.more__links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.2rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    margin-top: 1.2rem !important;
}

.more__links a {
    text-decoration: none;
    font-weight: 500;
}

.more__links a:hover {
    text-decoration: underline;
}

/* The Workshop — sticky notes ------------------------------------------------ */
.notes {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: clamp(1.2rem, 3vw, 1.8rem);
}

.note {
    background: #fbf6ec;
    border: 1.5px solid var(--ink);
    box-shadow: 4px 4px 0 var(--line-strong);
    padding: 1.4rem 1.4rem 1.5rem;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.note:nth-child(odd) { transform: rotate(-1deg); }
.note:nth-child(even) { transform: rotate(1.1deg); }

.note:hover {
    transform: rotate(0deg) translateY(-4px);
    box-shadow: 6px 8px 0 var(--line-strong);
}

.note__name {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.25rem;
    margin: 0 0 0.6rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.note__glyph {
    font-size: 1.1rem;
}

.note__desc {
    font-size: 0.96rem;
    color: var(--ink-soft);
    margin: 0 0 1.1rem;
}

.note__link {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    word-break: break-all;
    text-decoration: none;
}

.note__link:hover {
    text-decoration: underline;
}

/* Footer --------------------------------------------------------------------- */
.site-footer {
    background: var(--ink);
    color: var(--paper);
    padding-block: clamp(3.5rem, 7vw, 6rem) 2.5rem;
}

.site-footer__inner {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
}

.site-footer .eyebrow,
.site-footer .eyebrow__num {
    color: #cdbf9f;
    border-color: #cdbf9f;
}

.site-footer h2 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(1.8rem, 1.3rem + 2.2vw, 2.7rem);
    line-height: 1.12;
    margin: 0 0 1rem;
    letter-spacing: 0;
    max-width: 18ch;
}

.site-footer__copy {
    color: #d9d0bf;
    margin: 0 0 2rem;
    max-width: 42ch;
}

.site-footer .button--primary {
    --btn-bg: var(--gold);
    --btn-fg: var(--ink);
    box-shadow: 3px 3px 0 #000;
}

.site-footer .button--primary .icon-img {
    filter: none;
}

.site-footer .button--primary:hover {
    box-shadow: 5px 5px 0 #000;
}

.site-footer__links {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    padding-top: 0.5rem;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    text-decoration: none;
    color: var(--paper);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    padding: 0.6rem 0.4rem;
    border-bottom: 1px solid rgba(244, 236, 221, 0.14);
    transition: color 0.12s ease, padding-left 0.12s ease;
}

.contact-link .icon-img {
    filter: invert(1);
    opacity: 0.85;
}

.contact-link:hover {
    color: var(--gold);
    padding-left: 0.9rem;
}

.colophon {
    margin-top: clamp(2.5rem, 5vw, 4rem);
    padding-top: 1.6rem;
    border-top: 1px solid rgba(244, 236, 221, 0.18);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.6rem;
    font-family: var(--font-mono);
    font-size: 0.76rem;
    color: #b6ab94;
}

.colophon p { margin: 0; }

.colophon a {
    color: inherit;
    text-decoration-color: rgba(205, 191, 159, 0.55);
}

.colophon a:hover {
    color: var(--gold);
}

.colophon__sig {
    color: #cdbf9f;
}

/* Reveal animation ----------------------------------------------------------- */
.js .reveal {
    opacity: 0;
    transform: translateY(16px);
}

.js .reveal.is-visible {
    opacity: 1;
    transform: none;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (prefers-reduced-motion: reduce) {
    .js .reveal {
        opacity: 1;
        transform: none;
    }
}

/* Responsive ----------------------------------------------------------------- */
@media (max-width: 860px) {
    .intro {
        min-height: auto;
        padding-block: 2.2rem 2.8rem;
    }

    .intro__grid {
        grid-template-columns: 1fr;
        gap: 1.6rem;
    }

    .intro__name {
        font-size: 3.2rem;
    }

    .intro__portrait {
        justify-content: flex-start;
        padding-top: 0.5rem;
    }

    .photo {
        width: min(260px, 70%);
    }

    .site-footer__inner {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 620px) {
    .site-header__inner {
        padding-block: 0.25rem;
    }

    .site-nav {
        gap: 0.65rem;
        font-size: 0.78rem;
    }

    .site-nav a,
    .wordmark {
        min-height: 2.75rem;
    }

    .site-nav a span {
        display: none;
    }

    .intro__name {
        font-size: 2.62rem;
    }

    .intro__lede {
        font-size: 1rem;
    }

    .intro__actions {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.75rem;
        width: min(100%, 20rem);
        margin: 1.35rem auto 0;
    }

    .intro__actions .button {
        justify-content: center;
        width: 100%;
        padding-inline: 0.9rem;
    }

    .intro__actions .button--primary {
        grid-column: 1 / -1;
    }

    .intro__portrait {
        justify-content: center;
        padding-top: 0.95rem;
    }

    .photo {
        width: min(128px, 36%);
    }

    .piece {
        grid-template-columns: 1fr;
        gap: 1.1rem;
    }

    .piece::before {
        display: none;
    }

    .piece__main {
        padding-right: 0;
    }

    .piece__stamp {
        width: 84px;
        height: 60px;
    }

    .colophon {
        flex-direction: column;
    }
}