/* =========================================================
   lungi.dev — woven software, in plain cloth
   palette: handloom dyes, sun-bleached cotton, lamp-black ink
   ========================================================= */

:root {
    /* dye palette */
    --cotton:    #f3ead8;   /* unbleached cotton — page */
    --cotton-2:  #e9dcc1;   /* slightly older cotton */
    --cotton-3:  #d9c8a4;   /* shadow fold */
    --kohl:      #1d1a14;   /* lamp-black ink */
    --kohl-2:    #2b261c;
    --indigo:    #2a3f6e;   /* natural indigo */
    --indigo-2:  #18264a;
    --madder:    #b34a2c;   /* madder red */
    --madder-2:  #8a3520;
    --turmeric:  #d9a441;   /* turmeric yellow */
    --turmeric-2:#b07e22;
    --leaf:      #4f6b3a;   /* henna-leaf green */
    --leaf-2:    #3a4f2a;

    /* type */
    --serif:  "Fraunces", Georgia, "Times New Roman", serif;
    --mono:   "JetBrains Mono", "Menlo", "Consolas", monospace;
    --bangla: "Tiro Bangla", "Fraunces", serif;

    /* rhythm */
    --gutter: clamp(1.25rem, 3vw, 2.25rem);
    --max:    78rem;
    --warp-gap: 28px;   /* the visible weave grid */
    --weft-gap: 28px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--cotton);
    color: var(--kohl);
    font-family: var(--serif);
    font-size: 18px;
    line-height: 1.55;
    font-feature-settings: "ss01", "ss02";
    overflow-x: hidden;
    position: relative;
}

/* ---------- the loom: living woven background ---------- */
.loom {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    opacity: 0.55;
    mix-blend-mode: multiply;
}
.loom .warp,
.loom .weft {
    position: absolute;
    inset: -10%;
}
.loom .warp {
    background-image: repeating-linear-gradient(
        90deg,
        transparent 0,
        transparent calc(var(--warp-gap) - 1px),
        rgba(29, 26, 20, 0.10) calc(var(--warp-gap) - 1px),
        rgba(29, 26, 20, 0.10) var(--warp-gap)
    );
    animation: warp-drift 36s linear infinite;
}
.loom .weft {
    background-image: repeating-linear-gradient(
        0deg,
        transparent 0,
        transparent calc(var(--weft-gap) - 1px),
        rgba(29, 26, 20, 0.07) calc(var(--weft-gap) - 1px),
        rgba(29, 26, 20, 0.07) var(--weft-gap)
    );
    animation: weft-drift 52s linear infinite;
}
body.loom-still .loom .warp,
body.loom-still .loom .weft { animation: none; }

@keyframes warp-drift {
    from { transform: translateX(0); }
    to   { transform: translateX(var(--warp-gap)); }
}
@keyframes weft-drift {
    from { transform: translateY(0); }
    to   { transform: translateY(var(--weft-gap)); }
}

/* paper grain on top of cotton */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background:
        radial-gradient(ellipse at 20% 0%, rgba(217, 164, 65, 0.10), transparent 60%),
        radial-gradient(ellipse at 90% 90%, rgba(42, 63, 110, 0.12), transparent 55%);
}

main, header, footer { position: relative; z-index: 2; }

/* ---------- header ---------- */
.site-header {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: var(--gutter);
    padding: 1.5rem var(--gutter) 1rem;
    max-width: var(--max);
    margin: 0 auto;
}
.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    text-decoration: none;
    color: var(--kohl);
    font-family: var(--serif);
    font-weight: 700;
    font-size: 1.35rem;
    letter-spacing: -0.01em;
}
.brand-mark, .foot-mark {
    position: relative;
    width: 28px;
    height: 28px;
    display: inline-block;
    flex-shrink: 0;
}
.thread {
    position: absolute;
    border-radius: 2px;
    transform-origin: center;
}
.thread-a { left: 0;  top: 4px;  width: 28px; height: 4px; background: var(--indigo); transform: rotate(-12deg); }
.thread-b { left: 0;  top: 12px; width: 28px; height: 4px; background: var(--madder); }
.thread-c { left: 0;  top: 20px; width: 28px; height: 4px; background: var(--turmeric); transform: rotate(8deg); }

.brand-name .dot { color: var(--madder); }

.site-nav {
    display: flex;
    gap: 1.6rem;
    justify-content: center;
    flex-wrap: wrap;
    font-family: var(--mono);
    font-size: 0.85rem;
    letter-spacing: 0.04em;
    text-transform: lowercase;
}
.site-nav a {
    color: var(--kohl-2);
    text-decoration: none;
    border-bottom: 1px dotted transparent;
    padding-bottom: 2px;
    transition: color 0.25s, border-color 0.25s;
}
.site-nav a:hover {
    color: var(--madder-2);
    border-bottom-color: var(--madder);
}

.loom-toggle {
    background: transparent;
    border: 1px solid var(--kohl);
    color: var(--kohl);
    font-family: var(--mono);
    font-size: 0.75rem;
    padding: 0.5rem 0.85rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    transition: background 0.25s, color 0.25s;
}
.loom-toggle:hover { background: var(--kohl); color: var(--cotton); }
.toggle-state {
    border-left: 1px solid currentColor;
    padding-left: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ---------- hero ---------- */
.hero {
    max-width: var(--max);
    margin: 0 auto;
    padding: 2.5rem var(--gutter) 4rem;
}
.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: end;
}
.eyebrow {
    font-family: var(--mono);
    font-size: 0.78rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--madder-2);
    margin: 0 0 1.5rem;
}
.hero-title {
    font-size: clamp(2.6rem, 6.4vw, 5.4rem);
    line-height: 1.02;
    margin: 0 0 1.5rem;
    letter-spacing: -0.025em;
    font-weight: 500;
}
.hero-title .line {
    display: block;
    opacity: 0;
    transform: translateY(0.6em);
    transition: opacity 0.9s ease, transform 0.9s cubic-bezier(.2,.7,.2,1);
}
.hero-title.in .line { opacity: 1; transform: none; }
.hero-title .line-1 { transition-delay: 0.05s; color: var(--kohl); }
.hero-title .line-2 { transition-delay: 0.20s; color: var(--indigo); font-weight: 400; }
.hero-title .line-2 em { font-family: var(--bangla); font-style: italic; color: var(--madder); font-weight: 400; }
.hero-title .line-3 { transition-delay: 0.35s; color: var(--kohl); }
.hero-title .line-4 { transition-delay: 0.50s; color: var(--turmeric-2); font-style: italic; font-weight: 400; }

.hero-lede {
    font-size: 1.1rem;
    max-width: 38ch;
    color: var(--kohl-2);
    margin: 0 0 2rem;
}
.hero-lede strong {
    background: linear-gradient(transparent 60%, rgba(217, 164, 65, 0.55) 60%);
    font-weight: 600;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.85rem 1.4rem;
    font-family: var(--mono);
    font-size: 0.85rem;
    letter-spacing: 0.04em;
    text-decoration: none;
    text-transform: lowercase;
    border: none;
    cursor: pointer;
    position: relative;
    transition: transform 0.2s, background 0.25s, color 0.25s;
}
.btn-primary {
    background: var(--kohl);
    color: var(--cotton);
}
.btn-primary:hover { background: var(--indigo-2); }
.btn-ghost {
    background: transparent;
    color: var(--kohl);
    border: 1px solid var(--kohl);
}
.btn-ghost:hover { background: var(--kohl); color: var(--cotton); }
.btn-thread {
    width: 22px;
    height: 2px;
    background: var(--madder);
    transition: width 0.3s cubic-bezier(.2,.7,.2,1);
}
.btn:hover .btn-thread { width: 38px; background: var(--turmeric); }
.btn:active { transform: translateY(1px); }

/* hero card — "today's cloth" */
.hero-card {
    background: var(--cotton-2);
    border: 1px solid var(--kohl);
    padding: 1.5rem 1.5rem 1.25rem;
    position: relative;
    box-shadow: 6px 6px 0 var(--kohl);
    transform: rotate(-0.4deg);
}
.hero-card::before {
    content: "";
    position: absolute;
    inset: 6px;
    border: 1px dashed var(--kohl-2);
    pointer-events: none;
}
.card-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 0.9rem;
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}
.card-tag { color: var(--madder-2); }
.card-date { color: var(--kohl-2); }
.card-list {
    list-style: none;
    margin: 0 0 1rem;
    padding: 0;
}
.card-list li {
    display: grid;
    grid-template-columns: 6.5rem 1fr;
    gap: 0.75rem;
    padding: 0.45rem 0;
    border-bottom: 1px dotted var(--kohl-2);
    font-size: 0.95rem;
}
.card-list li:last-child { border-bottom: none; }
.card-key {
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--indigo);
    align-self: center;
}
.card-val { color: var(--kohl); }
.card-foot {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    color: var(--leaf-2);
}
.dot-pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--leaf);
    box-shadow: 0 0 0 0 rgba(79, 107, 58, 0.6);
    animation: pulse 2.4s ease-out infinite;
}
@keyframes pulse {
    0%   { box-shadow: 0 0 0 0 rgba(79, 107, 58, 0.5); }
    70%  { box-shadow: 0 0 0 10px rgba(79, 107, 58, 0); }
    100% { box-shadow: 0 0 0 0 rgba(79, 107, 58, 0); }
}

/* hero marquee */
.hero-marquee {
    margin-top: 4rem;
    border-top: 1px solid var(--kohl);
    border-bottom: 1px solid var(--kohl);
    padding: 0.85rem 0;
    overflow: hidden;
    display: flex;
    gap: 0;
    background: var(--cotton-2);
}
.marquee-track {
    display: flex;
    gap: 1.5rem;
    flex-shrink: 0;
    padding-right: 1.5rem;
    font-family: var(--mono);
    font-size: 0.9rem;
    letter-spacing: 0.04em;
    text-transform: lowercase;
    color: var(--kohl-2);
    animation: marquee 38s linear infinite;
    white-space: nowrap;
}
.marquee-track .sep { color: var(--madder); }
body.loom-still .marquee-track { animation: none; }

@keyframes marquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-100%); }
}

/* ---------- shared section heads ---------- */
section { max-width: var(--max); margin: 0 auto; padding: 4rem var(--gutter); }
.section-head {
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    column-gap: 1.5rem;
    margin-bottom: 3rem;
    align-items: baseline;
}
.section-num {
    font-family: var(--bangla);
    font-style: italic;
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--madder);
    grid-row: 1 / span 2;
    line-height: 1;
}
.section-head h2 {
    font-size: clamp(2rem, 4.5vw, 3.4rem);
    line-height: 1;
    letter-spacing: -0.02em;
    margin: 0 0 0.5rem;
    font-weight: 500;
}
.section-sub {
    grid-column: 2;
    margin: 0;
    font-family: var(--mono);
    font-size: 0.85rem;
    color: var(--kohl-2);
    letter-spacing: 0.04em;
}
.section-note {
    grid-column: 2;
    margin: 0.5rem 0 0;
    font-family: var(--bangla);
    font-style: italic;
    font-size: 0.95rem;
    color: var(--indigo);
    max-width: 60ch;
}

/* ---------- cloth section ---------- */
.cloth-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}
.cloth-panel {
    position: relative;
    padding: 2rem 1.6rem 2.5rem;
    background: var(--cotton-2);
    border: 1px solid var(--kohl);
    overflow: hidden;
    transition: transform 0.4s cubic-bezier(.2,.7,.2,1), box-shadow 0.4s;
}
.cloth-panel:hover {
    transform: translateY(-6px);
    box-shadow: 8px 10px 0 var(--kohl);
}
.cloth-panel h3 {
    font-size: 1.5rem;
    margin: 1.5rem 0 1rem;
    letter-spacing: -0.01em;
    font-weight: 600;
    color: var(--kohl);
}
.cloth-panel p {
    margin: 0;
    color: var(--kohl-2);
    font-size: 1rem;
}
.cloth-panel .panel-num {
    position: absolute;
    top: 1.2rem;
    right: 1.2rem;
    font-family: var(--mono);
    font-size: 0.75rem;
    letter-spacing: 0.18em;
    color: var(--kohl-2);
}
.panel-weave {
    width: 64px;
    height: 64px;
    border: 1px solid var(--kohl);
    background-image:
        repeating-linear-gradient(45deg, transparent 0 6px, currentColor 6px 7px),
        repeating-linear-gradient(-45deg, transparent 0 6px, currentColor 6px 7px);
    color: var(--kohl-2);
    transition: transform 0.5s ease;
}
.cloth-panel:hover .panel-weave { transform: rotate(8deg) scale(1.05); }
.cloth-panel[data-thread="indigo"]   { background: linear-gradient(180deg, var(--cotton-2) 60%, rgba(42,63,110,0.10)); }
.cloth-panel[data-thread="indigo"]   .panel-weave { color: var(--indigo); }
.cloth-panel[data-thread="indigo"]   h3 { color: var(--indigo-2); }
.cloth-panel[data-thread="madder"]   { background: linear-gradient(180deg, var(--cotton-2) 60%, rgba(179,74,44,0.12)); }
.cloth-panel[data-thread="madder"]   .panel-weave { color: var(--madder); }
.cloth-panel[data-thread="madder"]   h3 { color: var(--madder-2); }
.cloth-panel[data-thread="turmeric"] { background: linear-gradient(180deg, var(--cotton-2) 60%, rgba(217,164,65,0.18)); }
.cloth-panel[data-thread="turmeric"] .panel-weave { color: var(--turmeric-2); }
.cloth-panel[data-thread="turmeric"] h3 { color: var(--turmeric-2); }

/* ---------- patterns rail ---------- */
.swatch-rail {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 1.25rem;
    margin-bottom: 2rem;
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
    scrollbar-color: var(--kohl) var(--cotton-2);
}
.swatch-rail::-webkit-scrollbar { height: 8px; }
.swatch-rail::-webkit-scrollbar-track { background: var(--cotton-2); }
.swatch-rail::-webkit-scrollbar-thumb { background: var(--kohl); }

.swatch {
    flex: 0 0 240px;
    background: var(--cotton-2);
    border: 1px solid var(--kohl);
    padding: 0;
    cursor: pointer;
    text-align: left;
    scroll-snap-align: start;
    transition: transform 0.3s, box-shadow 0.3s;
    font-family: inherit;
    color: inherit;
    display: flex;
    flex-direction: column;
}
.swatch:hover { transform: translateY(-4px); box-shadow: 5px 7px 0 var(--kohl); }
.swatch.active { outline: 2px solid var(--madder); outline-offset: 4px; }

.swatch-pattern {
    height: 140px;
    border-bottom: 1px solid var(--kohl);
    position: relative;
    overflow: hidden;
}
.pattern-kollam {
    background:
        radial-gradient(circle at 20% 20%, var(--cotton) 4px, transparent 4.5px),
        radial-gradient(circle at 50% 20%, var(--cotton) 4px, transparent 4.5px),
        radial-gradient(circle at 80% 20%, var(--cotton) 4px, transparent 4.5px),
        radial-gradient(circle at 20% 50%, var(--cotton) 4px, transparent 4.5px),
        radial-gradient(circle at 50% 50%, var(--cotton) 4px, transparent 4.5px),
        radial-gradient(circle at 80% 50%, var(--cotton) 4px, transparent 4.5px),
        radial-gradient(circle at 20% 80%, var(--cotton) 4px, transparent 4.5px),
        radial-gradient(circle at 50% 80%, var(--cotton) 4px, transparent 4.5px),
        radial-gradient(circle at 80% 80%, var(--cotton) 4px, transparent 4.5px),
        var(--indigo);
}
.pattern-aavaram {
    background:
        repeating-linear-gradient(45deg,
            var(--madder) 0 12px,
            var(--madder-2) 12px 14px,
            var(--cotton-2) 14px 22px,
            var(--madder-2) 22px 24px);
}
.pattern-paavadai {
    background:
        repeating-linear-gradient(0deg,
            var(--turmeric) 0 14px,
            var(--turmeric-2) 14px 16px,
            var(--cotton-2) 16px 18px,
            var(--kohl-2) 18px 19px,
            var(--cotton-2) 19px 26px);
}
.pattern-thamarai {
    background:
        radial-gradient(circle at 30% 30%, var(--leaf) 18px, transparent 19px),
        radial-gradient(circle at 70% 70%, var(--leaf) 18px, transparent 19px),
        repeating-linear-gradient(90deg,
            var(--cotton-2) 0 22px,
            var(--leaf-2) 22px 23px);
}
.pattern-chenda {
    background:
        repeating-linear-gradient(0deg,
            var(--cotton) 0 6px,
            var(--cotton-2) 6px 8px),
        repeating-linear-gradient(90deg,
            var(--kohl) 0 4px,
            transparent 4px 28px);
    background-blend-mode: multiply;
}
.swatch-meta {
    padding: 0.85rem 1rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}
.swatch-name {
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}
.swatch-stack {
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    color: var(--kohl-2);
    text-transform: lowercase;
}

/* pattern detail */
.pattern-detail {
    position: relative;
    padding: 2.5rem 2rem 2.5rem 3.5rem;
    background: var(--cotton-2);
    border: 1px solid var(--kohl);
    box-shadow: 8px 8px 0 var(--kohl);
    transition: transform 0.5s cubic-bezier(.2,.7,.2,1);
}
.pattern-detail.changing { transform: translateX(-4px); }
.detail-spine {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 14px;
    background:
        repeating-linear-gradient(0deg,
            var(--madder) 0 14px,
            var(--turmeric) 14px 28px,
            var(--indigo) 28px 42px,
            var(--leaf) 42px 56px);
}
.detail-head {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}
.detail-num {
    font-family: var(--mono);
    font-size: 0.78rem;
    letter-spacing: 0.16em;
    color: var(--madder);
    text-transform: uppercase;
}
.detail-head h3 {
    font-size: clamp(1.7rem, 3vw, 2.4rem);
    margin: 0;
    letter-spacing: -0.015em;
}
.detail-stack {
    font-family: var(--mono);
    font-size: 0.78rem;
    letter-spacing: 0.06em;
    color: var(--kohl-2);
}
.detail-summary {
    font-size: 1.1rem;
    color: var(--kohl);
    margin: 0 0 1.5rem;
    max-width: 60ch;
}
.detail-meta {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
    margin: 0;
    padding-top: 1.25rem;
    border-top: 1px dotted var(--kohl-2);
}
.detail-meta dt {
    font-family: var(--mono);
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--indigo);
    margin-bottom: 0.3rem;
}
.detail-meta dd {
    margin: 0;
    font-size: 0.95rem;
    color: var(--kohl);
}

/* ---------- workshop steps ---------- */
.workshop-steps {
    list-style: none;
    counter-reset: knot;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem 2.5rem;
}
.workshop-steps li {
    position: relative;
    padding: 1.5rem 1.75rem 1.5rem 4.5rem;
    background: var(--cotton-2);
    border: 1px solid var(--kohl);
    transition: transform 0.3s;
}
.workshop-steps li:hover { transform: translateY(-3px); }
.workshop-steps li::before {
    content: "";
    position: absolute;
    left: 1.5rem;
    top: 1.6rem;
    bottom: 1.6rem;
    width: 2px;
    background: var(--madder);
    opacity: 0.45;
}
.step-knot {
    position: absolute;
    left: 0.95rem;
    top: 1.3rem;
    width: 2.2rem;
    height: 2.2rem;
    background: var(--kohl);
    color: var(--turmeric);
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-family: var(--mono);
    font-size: 0.78rem;
    letter-spacing: 0.04em;
    box-shadow: 0 0 0 4px var(--cotton-2), 0 0 0 5px var(--kohl);
}
.workshop-steps h3 {
    margin: 0 0 0.6rem;
    font-size: 1.3rem;
    letter-spacing: -0.01em;
    color: var(--indigo-2);
}
.workshop-steps p {
    margin: 0;
    color: var(--kohl-2);
    font-size: 1rem;
}

/* ---------- correspondence (letter form) ---------- */
.letter {
    position: relative;
    background: var(--cotton);
    border: 1px solid var(--kohl);
    padding: clamp(2rem, 4vw, 3.5rem);
    box-shadow: 10px 10px 0 var(--kohl);
    background-image:
        repeating-linear-gradient(0deg,
            transparent 0 31px,
            rgba(42, 63, 110, 0.10) 31px 32px);
}
.letter::before {
    content: "";
    position: absolute;
    left: 70px;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--madder);
    opacity: 0.4;
}
.letter-stamp {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 110px;
    height: 130px;
    background: var(--cotton-2);
    border: 1px dashed var(--kohl);
    padding: 0.6rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transform: rotate(4deg);
    text-align: center;
    font-family: var(--mono);
    font-size: 0.7rem;
    letter-spacing: 0.06em;
}
.letter-stamp::before {
    content: "";
    position: absolute;
    inset: 4px;
    border: 1px solid var(--madder);
    pointer-events: none;
}
.stamp-rupee {
    font-family: var(--bangla);
    font-style: italic;
    font-size: 1.6rem;
    color: var(--madder);
}
.stamp-line { color: var(--kohl-2); }
.stamp-domain {
    color: var(--indigo);
    text-transform: lowercase;
}

.letter-body {
    max-width: 60ch;
    margin-left: 1rem;
}
.letter-greeting {
    font-family: var(--bangla);
    font-style: italic;
    font-size: 1.4rem;
    margin: 0 0 1.5rem;
    color: var(--kohl);
}
.letter-line {
    line-height: 32px;
    margin: 0 0 0.5rem;
    font-size: 1.05rem;
}
.field {
    display: inline-block;
    position: relative;
    margin: 0 0.25rem;
    min-width: 8ch;
}
.field input {
    border: none;
    background: transparent;
    border-bottom: 1px dashed var(--kohl);
    font-family: var(--bangla);
    font-style: italic;
    font-size: 1.05rem;
    color: var(--indigo-2);
    padding: 0 0.25rem 2px;
    width: 100%;
    outline: none;
    transition: border-color 0.2s, background 0.2s;
}
.field input:focus {
    border-bottom-color: var(--madder);
    background: rgba(217, 164, 65, 0.18);
}
.field-wide  { min-width: 28ch; width: clamp(20ch, 40vw, 36ch); }
.field-narrow { min-width: 8ch;  width: 12ch; }

#fStory {
    width: 100%;
    margin-top: 0.5rem;
    background: transparent;
    border: 1px dashed var(--kohl);
    padding: 0.75rem 0.85rem;
    font-family: var(--bangla);
    font-style: italic;
    font-size: 1rem;
    color: var(--kohl);
    line-height: 32px;
    resize: vertical;
    outline: none;
    transition: border-color 0.2s, background 0.2s;
}
#fStory:focus {
    border-color: var(--madder);
    border-style: solid;
    background: rgba(217, 164, 65, 0.10);
}

.letter-sign {
    margin-top: 2rem;
    font-family: var(--bangla);
    font-style: italic;
    font-size: 1.15rem;
    color: var(--kohl);
}
.sign-line {
    display: inline-block;
    width: 160px;
    height: 1px;
    background: var(--kohl);
    margin-left: 0.5rem;
    vertical-align: middle;
    position: relative;
}
.sign-line::after {
    content: "";
    position: absolute;
    left: 30%;
    top: -7px;
    width: 50px;
    height: 14px;
    border: 1.5px solid var(--madder);
    border-radius: 50%;
    border-color: var(--madder) transparent var(--madder) transparent;
    transform: rotate(-12deg);
}

.letter-actions {
    margin-top: 2rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}
.btn-send.sent {
    background: var(--leaf);
    color: var(--cotton);
    pointer-events: none;
}
.btn-send.sent .btn-thread { background: var(--turmeric); width: 38px; }
.letter-hint {
    font-family: var(--mono);
    font-size: 0.78rem;
    letter-spacing: 0.06em;
    color: var(--kohl-2);
}
.letter-hint.error { color: var(--madder); }
.letter-hint.ok    { color: var(--leaf-2); }

/* ---------- footer ---------- */
.site-foot {
    max-width: var(--max);
    margin: 4rem auto 0;
    padding: 2.5rem var(--gutter) 3rem;
    border-top: 1px solid var(--kohl);
    display: grid;
    gap: 1rem;
    background: var(--cotton-2);
}
.foot-row {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    font-family: var(--serif);
    font-weight: 700;
    font-size: 1.1rem;
}
.foot-colophon {
    margin: 0;
    color: var(--kohl-2);
    max-width: 70ch;
    font-size: 0.95rem;
}
.foot-colophon em { color: var(--indigo); font-style: italic; }
.foot-meta {
    margin: 0;
    font-family: var(--mono);
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    color: var(--kohl-2);
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.foot-sep { color: var(--madder); }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
    .site-header {
        grid-template-columns: 1fr auto;
        grid-template-rows: auto auto;
        row-gap: 1rem;
    }
    .site-nav {
        grid-column: 1 / span 2;
        justify-content: flex-start;
    }
    .hero-grid { grid-template-columns: 1fr; }
    .hero-card { transform: rotate(-0.6deg); margin-top: 1rem; }
    .cloth-grid { grid-template-columns: 1fr; }
    .workshop-steps { grid-template-columns: 1fr; }
    .detail-meta { grid-template-columns: 1fr; gap: 0.85rem; }
    .letter-stamp {
        position: static;
        margin: 0 0 1.5rem auto;
        transform: rotate(2deg);
    }
    .letter::before { left: 24px; }
    .letter-body { margin-left: 0; }
    .field-wide { min-width: 16ch; width: 100%; }
}

@media (max-width: 540px) {
    body { font-size: 17px; }
    .pattern-detail { padding: 2rem 1.25rem 2rem 2rem; }
    .swatch { flex: 0 0 200px; }
    .swatch-pattern { height: 110px; }
    .hero { padding-bottom: 2.5rem; }
}

/* respect reduced motion */
@media (prefers-reduced-motion: reduce) {
    .loom .warp,
    .loom .weft,
    .marquee-track,
    .dot-pulse { animation: none !important; }
    .hero-title .line { transition: none; opacity: 1; transform: none; }
}