/* Tinker sandbox styles. Keep experiments here, not in ../style.css */

/* Full-bleed scenes use 100vw; clip sideways scroll and drop site body gutters. */
html {
    overflow-x: clip;
}

body {
    padding-top: 5vh;
    padding-left: 0;
    padding-right: 0;
    align-items: stretch;
    overflow-x: clip;
}

.tinker {
    width: 100%;
    max-width: 720px;
    margin: 0 auto;
    padding: 2rem;
    padding-bottom: 6rem;
}

.tinker-header {
    margin-bottom: 2.5rem;
}

.tinker-crumb {
    font-size: 0.875rem;
    margin-bottom: 1.25rem;
    opacity: 0.6;
}

.tinker-crumb a {
    text-decoration: none;
    min-height: auto;
    padding: 0;
}

.tinker-crumb a:hover {
    opacity: 0.7;
}

.tinker h1 {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
}

.tinker-lede {
    margin-bottom: 0;
    max-width: 36em;
    opacity: 0.75;
}

.tinker-toc {
    margin-bottom: 3rem;
}

.tinker-toc ul {
    list-style: none;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 1.5rem;
}

.tinker-toc li {
    margin: 0;
}

.tinker-toc a {
    text-decoration: none;
    min-height: auto;
    padding: 0;
}

.tinker-toc a:hover {
    opacity: 0.7;
}

.tinker-section {
    margin-bottom: 4rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.tinker-section h2 {
    font-size: 1rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
}

.tinker-note {
    font-size: 0.9rem;
    opacity: 0.6;
    margin-bottom: 1.5rem;
    max-width: 40em;
    overflow-wrap: break-word;
}


.tinker-stage {
    min-height: 8rem;
}

/* ------------------------------------------------------------------ */
/* Receipt scene                                                      */
/* ------------------------------------------------------------------ */

.tinker-section--bleed {
    max-width: none;
}

.receipt-scene {
    --paper: #f7f5f0;
    --ink: #171717;
    --ink-soft: #242424;

    position: relative;
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    min-height: 820px;
    overflow: hidden;
    color-scheme: light;
    color: var(--ink);
    isolation: isolate;
    background-color: #c4a06a;
    background-image: url('savanna-oil.png');
    background-size: cover;
    background-position: center 55%;
    background-repeat: no-repeat;
}

/* Soft dream wash — warmer, a little storybook */
.receipt-scene::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse 85% 60% at 50% 38%, rgba(255, 210, 140, 0.28), transparent 68%),
        radial-gradient(ellipse 50% 40% at 70% 20%, rgba(180, 210, 255, 0.12), transparent 60%),
        linear-gradient(180deg, rgba(50, 60, 80, 0.2) 0%, transparent 30%, transparent 60%, rgba(90, 55, 25, 0.16) 100%);
}

/* Fine animated film grain on the landscape (under the receipts) */
.receipt-scene::after {
    content: '';
    position: absolute;
    inset: -30%;
    z-index: 1;
    pointer-events: none;
    opacity: 0.45;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.95' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-size: 140px 140px;
    animation: grain-drift 0.7s steps(4) infinite;
}

/* Coarser second grain for a dusty, storybook feel */
.receipt-grain {
    position: absolute;
    inset: -25%;
    z-index: 1;
    pointer-events: none;
    opacity: 0.4;
    mix-blend-mode: soft-light;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.55' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23g)'/%3E%3C/svg%3E");
    background-size: 240px 240px;
    animation: grain-drift-alt 1.1s steps(3) infinite;
}

@keyframes grain-drift {
    0% { transform: translate(0, 0); }
    25% { transform: translate(-2%, 1.5%); }
    50% { transform: translate(1.5%, -2%); }
    75% { transform: translate(-1%, -1%); }
    100% { transform: translate(1%, 2%); }
}

@keyframes grain-drift-alt {
    0% { transform: translate(0, 0) scale(1.05); }
    33% { transform: translate(1.5%, -1%) scale(1.05); }
    66% { transform: translate(-1.5%, 1.5%) scale(1.05); }
    100% { transform: translate(0.5%, -0.5%) scale(1.05); }
}

@media (prefers-reduced-motion: reduce) {
    .receipt-scene::after,
    .receipt-grain {
        animation: none;
    }
}

.receipt-desk {
    position: relative;
    z-index: 2;
    min-height: 820px;
    width: 100%;
    touch-action: none;
}

.receipt {
    --rot: 0deg;
    position: absolute;
    top: 0;
    left: 0;
    width: 240px;
    z-index: 2;
    cursor: grab;
    user-select: none;
    -webkit-user-select: none;
    touch-action: none;
    transform: rotate(var(--rot)) translateY(0) scale(1);
    transition:
        transform 0.28s cubic-bezier(0.22, 1, 0.36, 1),
        filter 0.28s cubic-bezier(0.22, 1, 0.36, 1);
    filter: drop-shadow(1px 10px 14px rgba(30, 20, 8, 0.28));
    will-change: left, top, transform;
}

.receipt:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.7);
    outline-offset: 4px;
}

.receipt.is-lifted {
    transform: rotate(var(--rot)) translateY(-18px) scale(1.04);
    filter: drop-shadow(4px 28px 34px rgba(20, 12, 4, 0.45));
}

.receipt.is-dragging {
    cursor: grabbing;
    transition: none;
    transform: rotate(calc(var(--rot) * 0.35)) translateY(-28px) scale(1.06);
    filter: drop-shadow(8px 40px 42px rgba(15, 10, 4, 0.5));
}

.receipt-paper {
    position: relative;
    width: 100%;
    background-color: var(--paper);
    background-image:
        linear-gradient(180deg, rgba(255, 255, 255, 0.7) 0%, rgba(255, 255, 255, 0) 14%),
        linear-gradient(90deg, rgba(0, 0, 0, 0.035) 0%, transparent 10%, transparent 90%, rgba(0, 0, 0, 0.04) 100%),
        repeating-linear-gradient(
            0deg,
            transparent 0 3px,
            rgba(0, 0, 0, 0.015) 3px 4px
        );
    color: var(--ink);
    border-radius: 1px;
    clip-path: polygon(
        0% 1.1%,
        2% 0.3%,
        5% 1.3%,
        9% 0.15%,
        14% 1.05%,
        19% 0.25%,
        24% 1.2%,
        30% 0.1%,
        36% 1.15%,
        42% 0.35%,
        48% 1.05%,
        54% 0.15%,
        60% 1.25%,
        66% 0.25%,
        72% 0.95%,
        78% 0.15%,
        84% 1.15%,
        90% 0.35%,
        95% 1.05%,
        100% 0.25%,
        100% 98.85%,
        97% 99.65%,
        93% 98.75%,
        88% 99.75%,
        83% 98.95%,
        77% 99.85%,
        71% 98.85%,
        65% 99.65%,
        59% 98.75%,
        53% 99.85%,
        47% 98.95%,
        41% 99.75%,
        35% 98.85%,
        29% 99.65%,
        23% 98.75%,
        17% 99.85%,
        11% 98.95%,
        6% 99.55%,
        2% 98.85%,
        0% 99.45%
    );
    box-shadow:
        0 0 0 1px rgba(80, 60, 40, 0.05);
    overflow: hidden;
}

.receipt-shear {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(118deg, transparent 42%, rgba(255, 255, 255, 0.28) 50%, transparent 58%),
        radial-gradient(120% 36% at 50% 0%, rgba(255, 255, 255, 0.45), transparent 60%);
    opacity: 0.55;
}

/* Coffee cup ring on the Gen Gray slip (photo stain asset, clipped on right) */
.receipt-coffee {
    position: absolute;
    top: 50%;
    left: 118%;
    z-index: 3;
    width: 504px;
    height: 504px;
    pointer-events: none;
    transform: translate(-50%, -50%) rotate(-12deg);
    background: url('./coffee-ring.png') center / contain no-repeat;
    opacity: 0.92;
    mix-blend-mode: multiply;
}

/* Bag-wrinkled Arlo Health slip */
.receipt-filters {
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
}

.receipt--wrinkled {
    transform: rotate(var(--rot)) translateY(0) scale(1) skewX(-0.4deg);
}

.receipt--wrinkled.is-lifted {
    transform: rotate(var(--rot)) translateY(-18px) scale(1.04) skewX(-0.4deg);
}

.receipt--wrinkled.is-dragging {
    transform: rotate(calc(var(--rot) * 0.35)) translateY(-28px) scale(1.06) skewX(-0.2deg);
}

/* Kill the shared soft shear band so it cannot read as a single fold */
.receipt--wrinkled .receipt-shear {
    display: none;
}

.receipt--wrinkled .receipt-paper {
    filter: url('#receipt-crumple');
    background-color: #f7f5f0;
    background-image:
        url('crumple.png'),
        linear-gradient(180deg, rgba(255, 255, 255, 0.55) 0%, transparent 14%);
    background-size: 185% 135%, auto;
    background-position: 46% 40%, center;
    /* soft-light keeps the slip paper-white; multiply would charcoal it */
    background-blend-mode: soft-light, normal;
}

/* Dense crease network from the crumpled-paper photo. */
.receipt-wrinkles {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    background-image: url('crumple.png');
    background-size: 190% 140%;
    background-position: 52% 36%;
    opacity: 0.48;
    mix-blend-mode: multiply;
}

.receipt-wrinkles::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('crumple.png');
    background-size: 165% 120%;
    background-position: 28% 72%;
    opacity: 0.32;
    mix-blend-mode: multiply;
}

.receipt-wrinkles::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('crumple.png');
    background-size: 210% 155%;
    background-position: 74% 18%;
    opacity: 0.65;
    mix-blend-mode: soft-light;
}

.receipt-print {
    position: relative;
    z-index: 1;
    padding: 1.15rem 1rem 1.25rem;
    font-family: 'IBM Plex Mono', 'SF Mono', ui-monospace, monospace;
    font-size: 9.75px;
    line-height: 1.4;
    letter-spacing: 0.01em;
    color: var(--ink-soft);
    text-rendering: optimizeLegibility;
}

.receipt-print p,
.receipt-print .receipt-row {
    margin: 0;
    max-width: none;
    line-height: inherit;
    font-weight: 400;
}

.receipt-print .receipt-brand {
    font-family: 'Space Grotesk', 'SF Pro Display', sans-serif;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1;
    color: var(--ink);
    margin-bottom: 0.35rem;
}

.receipt-print .receipt-sub {
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 0.85rem;
}

.receipt-sub span {
    text-transform: lowercase;
    letter-spacing: 0.02em;
    opacity: 0.72;
    margin-left: 0.35rem;
}

.receipt-print .receipt-rule {
    text-align: center;
    letter-spacing: 0.02em;
    opacity: 0.55;
    margin: 0.55rem 0;
    white-space: nowrap;
    overflow: hidden;
}

.receipt-print .receipt-row {
    display: flex;
    justify-content: space-between;
    gap: 0.75rem;
    text-transform: uppercase;
    font-size: 10px;
    letter-spacing: 0.04em;
}

.receipt-print .receipt-date {
    text-align: right;
    font-size: 10px;
    letter-spacing: 0.04em;
    margin-top: 0.15rem;
}

.receipt-print .receipt-center {
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin: 0.35rem 0;
    white-space: nowrap;
}

/* Outcome banner (PRESCRIPTION / LAB ORDER / REFERRAL) — keep on one line */
.receipt-print .receipt-center:not(.receipt-name) {
    font-size: 9px;
    letter-spacing: 0.02em;
}

.receipt-print .receipt-name {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--ink);
    margin: 0.15rem 0 0.55rem;
    white-space: nowrap;
}

.receipt-print .receipt-label {
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 0.55rem;
    margin-bottom: 0.2rem;
}

.receipt-print .receipt-notes {
    text-transform: none;
    letter-spacing: 0;
    line-height: 1.4;
    opacity: 0.9;
    margin-bottom: 0.35rem;
}

.receipt-print .receipt-nice {
    text-align: left;
    text-transform: lowercase;
    letter-spacing: 0;
    margin: 0.85rem 0 0.15rem;
    font-size: 11px;
}

.receipt-print .receipt-foot {
    text-align: center;
    text-transform: none;
    letter-spacing: 0;
    margin: 0.35rem 0 0.85rem;
    font-size: 11px;
}

.receipt-barcode {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 1.5px;
    height: 28px;
    margin: 0.9rem 0 0.5rem;
    opacity: 0.92;
}

.receipt-barcode span {
    display: block;
    width: 1.5px;
    height: 16px;
    background: var(--ink);
}

.receipt-barcode span.tall {
    height: 26px;
}

.receipt-print--ghost .receipt-barcode {
    display: none;
}

.receipt-print .receipt-id,
.receipt-print .receipt-stamp,
.receipt-print .receipt-end {
    text-align: center;
    letter-spacing: 0.14em;
    font-size: 9.5px;
    opacity: 0.85;
}

.receipt-print .receipt-id {
    margin-bottom: 0.2rem;
}

.receipt-print .receipt-stamp {
    letter-spacing: 0.04em;
    margin-bottom: 0.55rem;
}

.receipt-print .receipt-end {
    letter-spacing: 0.3em;
    opacity: 0.7;
}

@media (prefers-color-scheme: dark) {
    .tinker-section {
        border-top-color: rgba(255, 255, 255, 0.12);
    }

    /* Keep the photo scene light even in dark mode */
    .receipt-scene {
        color: var(--ink);
    }
}

@media (max-width: 768px) {
    .tinker {
        padding: 1.5rem 1rem;
    }

    .tinker-note {
        font-size: 0.95rem;
        opacity: 0.72;
        line-height: 1.55;
    }

    .receipt-scene {
        min-height: 720px;
        background-position: center 48%;
    }

    .receipt-desk {
        min-height: 720px;
    }

    .receipt {
        width: 200px;
    }

    .receipt-scene::after {
        opacity: 0.24;
    }

    .receipt-grain {
        opacity: 0.3;
    }

    .receipt-print {
        padding: 1.1rem 0.85rem 1.25rem;
        font-size: 9px;
    }

    .receipt-print .receipt-brand {
        font-size: 22px;
    }

    .receipt-print .receipt-center:not(.receipt-name) {
        font-size: 8px;
        letter-spacing: 0;
    }

    .receipt-print .receipt-name {
        font-size: 10.5px;
        letter-spacing: 0.06em;
    }
}

@media (max-width: 640px) {
    .receipt-scene,
    .receipt-desk {
        min-height: 640px;
    }

    .receipt {
        width: min(168px, 44vw);
    }

    .receipt-coffee {
        width: 360px;
        height: 360px;
    }
}

@media (max-width: 480px) {
    .tinker {
        padding: 1.25rem 0.85rem;
    }

    .receipt-scene,
    .receipt-desk {
        min-height: 580px;
    }

    .receipt {
        width: min(152px, 42vw);
    }

    .receipt-print {
        padding: 0.95rem 0.7rem 1.1rem;
        font-size: 8px;
    }

    .receipt-print .receipt-brand {
        font-size: 18px;
    }

    .receipt-print .receipt-center:not(.receipt-name) {
        font-size: 7.5px;
    }

    .receipt-print .receipt-name {
        font-size: 9.5px;
        letter-spacing: 0.04em;
    }
}

@media (prefers-reduced-motion: reduce) {
    .receipt {
        transition: none;
    }
}