/* loophole.dev v2 — A field guide to loopholes
 * Cottagecore atelier of code: pressed botanical specimens, broken-grid herbarium,
 * eclectic-hybrid type, earth-tones palette. */

/* ---------- Tokens ---------- */
:root {
    --linen:        #F5EDD8;
    --parchment:    #EADBB8;
    --terracotta:   #B85F47;
    --moss:         #5C7148;
    --dried-rose:   #C18B7A;
    --oat-ink:      #6B5840;
    --ink-walnut:   #2E2419;
    --soft-shadow:  rgba(46, 36, 25, 0.08);
    --soft-shadow-strong: rgba(46, 36, 25, 0.16);
    --sage-tint:    #B4C2A2;

    --sev-critical: #B85F47;
    --sev-medium:   #C18B7A;
    --sev-low:      #5C7148;

    --serif-display: "Playfair Display", "Lora", Georgia, serif;
    --serif-body:    "Lora", Georgia, "Times New Roman", serif;
    --hand:          "Caveat", "Lora", cursive;
    --mono:          "JetBrains Mono", "Fira Code", ui-monospace, monospace;

    --ease-spring:   cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-quiet:    cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- Reset-ish ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    background: var(--linen);
    color: var(--ink-walnut);
    font-family: var(--serif-body);
    font-size: clamp(16px, 1.05vw, 19px);
    line-height: 1.75;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

ul, ol { list-style: none; padding: 0; margin: 0; }
button { font: inherit; }

/* ---------- Background warmth ---------- */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse at 18% 22%, rgba(184,95,71,0.05), transparent 55%),
        radial-gradient(ellipse at 84% 12%, rgba(92,113,72,0.04), transparent 60%),
        radial-gradient(ellipse at 70% 88%, rgba(193,139,122,0.04), transparent 60%),
        linear-gradient(180deg, #F8F1DE 0%, #F5EDD8 40%, #F0E5CA 100%);
    z-index: -2;
}

.page-grain {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    background-image:
        radial-gradient(circle at 25% 25%, rgba(46,36,25,0.04) 1px, transparent 1.5px),
        radial-gradient(circle at 75% 75%, rgba(46,36,25,0.03) 1px, transparent 1.5px);
    background-size: 4px 4px, 6px 6px;
    opacity: 0.6;
    mix-blend-mode: multiply;
}

/* ---------- HERO ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    padding: clamp(40px, 6vw, 96px) clamp(28px, 6vw, 96px);
    display: flex;
    align-items: center;
}

.hero__inner {
    position: relative;
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: clamp(24px, 4vw, 60px);
    align-items: center;
}

.hero__bloom {
    grid-column: 1 / 2;
    grid-row: 1 / 3;
    width: clamp(220px, 28vw, 360px);
    aspect-ratio: 1;
    justify-self: end;
    transform: translate(-2%, 0);
    opacity: 0;
    transition: opacity 800ms var(--ease-quiet);
}
.hero__bloom.is-in { opacity: 1; }
.hero__bloom svg { width: 100%; height: 100%; display: block; }

.bloom-petals .petal {
    stroke-dasharray: 380;
    stroke-dashoffset: 380;
    transform-origin: center;
    transform-box: fill-box;
    opacity: 0.95;
}
.is-in .bloom-petals .petal {
    animation: petal-draw 1100ms var(--ease-quiet) forwards;
}
.is-in .bloom-petals .petal:nth-child(1) { animation-delay: 200ms; }
.is-in .bloom-petals .petal:nth-child(2) { animation-delay: 320ms; }
.is-in .bloom-petals .petal:nth-child(3) { animation-delay: 440ms; }
.is-in .bloom-petals .petal:nth-child(4) { animation-delay: 560ms; }
.is-in .bloom-petals .petal:nth-child(5) { animation-delay: 680ms; }

.bloom-core {
    stroke-dasharray: 220;
    stroke-dashoffset: 220;
}
.is-in .bloom-core {
    animation: petal-draw 900ms var(--ease-quiet) 100ms forwards;
}

.bloom-pollen {
    transform: scale(0);
    transform-origin: center;
    transform-box: fill-box;
}
.is-in .bloom-pollen {
    animation: pollen-pop 600ms var(--ease-spring) 1300ms forwards;
}

@keyframes petal-draw { to { stroke-dashoffset: 0; } }
@keyframes pollen-pop { to { transform: scale(1); } }

/* Brand */
.hero__brand {
    grid-column: 2 / 3;
    grid-row: 1 / 2;
    align-self: end;
    padding-bottom: 12px;
}

.brand {
    margin: 0;
    font-family: var(--serif-display);
    font-style: italic;
    font-weight: 700;
    color: var(--terracotta);
    font-size: clamp(48px, 7.5vw, 96px);
    line-height: 1.02;
    letter-spacing: -0.012em;
    position: relative;
}

.brand__word {
    display: inline-block;
    transform: translateY(20px);
    opacity: 0;
    transition: transform 700ms var(--ease-quiet), opacity 700ms var(--ease-quiet);
}
.brand__word.is-in { transform: translateY(0); opacity: 1; }

.brand__tld {
    display: block;
    margin-top: 4px;
    margin-left: 8px;
    font-family: var(--mono);
    font-style: normal;
    font-weight: 400;
    font-size: clamp(18px, 1.6vw, 24px);
    color: var(--oat-ink);
    letter-spacing: 0.06em;
    transform: translateY(14px);
    opacity: 0;
    transition: transform 700ms var(--ease-quiet) 200ms, opacity 700ms var(--ease-quiet) 200ms;
}
.brand__tld.is-in { transform: translateY(0); opacity: 1; }

.brand__rule {
    display: block;
    height: 1px;
    width: 70%;
    margin: 14px 0 8px 18px;
    background: var(--dried-rose);
    transform: rotate(-1.5deg) scaleX(0);
    transform-origin: left center;
    transition: transform 800ms var(--ease-quiet) 350ms;
}
.brand__rule.is-in { transform: rotate(-1.5deg) scaleX(1); }

.brand__lede {
    margin: 22px 0 0 18px;
    max-width: 460px;
    font-family: var(--serif-body);
    font-style: italic;
    font-size: clamp(15px, 1.1vw, 18px);
    color: var(--oat-ink);
    line-height: 1.6;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 700ms var(--ease-quiet) 700ms, transform 700ms var(--ease-quiet) 700ms;
}
.brand__lede.is-in { opacity: 1; transform: translateY(0); }

/* Specimen tag */
.specimen-tag {
    grid-column: 2 / 3;
    grid-row: 2 / 3;
    align-self: start;
    justify-self: start;
    margin-top: 12px;
    padding: 14px 18px;
    background: var(--linen);
    border: 1.5px solid var(--terracotta);
    box-shadow: 4px 4px 0 var(--parchment);
    transform: rotate(-2.2deg);
    max-width: 280px;
    opacity: 0;
    transition: opacity 600ms var(--ease-quiet) 1100ms, transform 600ms var(--ease-quiet) 1100ms;
}
.specimen-tag.is-in {
    opacity: 1;
    transform: rotate(-2.2deg) translateY(0);
}
.specimen-tag__line {
    display: block;
    font-family: var(--mono);
    font-size: 11.5px;
    color: var(--oat-ink);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.specimen-tag__title {
    margin-top: 4px;
    font-family: var(--hand);
    font-size: 22px;
    font-style: italic;
    color: var(--terracotta);
    letter-spacing: 0;
    text-transform: none;
    line-height: 1.1;
}
.specimen-tag__year {
    margin-top: 8px;
    color: var(--dried-rose);
}

/* Scroll cue */
.hero__scroll {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--oat-ink);
    font-family: var(--mono);
    font-size: 11.5px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    opacity: 0;
    transition: opacity 800ms var(--ease-quiet) 1500ms;
}
.hero__scroll.is-in { opacity: 0.8; }
.hero__scroll-arrow {
    width: 10px; height: 10px;
    border-right: 1.5px solid var(--oat-ink);
    border-bottom: 1.5px solid var(--oat-ink);
    transform: rotate(45deg);
    animation: chevron-bounce 2.4s ease-in-out infinite;
}
@keyframes chevron-bounce {
    0%, 100% { transform: rotate(45deg) translate(0, 0); }
    50%      { transform: rotate(45deg) translate(3px, 3px); }
}

/* ---------- Section heading shared ---------- */
.section-head,
.field-notes__head,
.archive__head {
    max-width: 1280px;
    margin: 0 auto clamp(28px, 4vw, 56px);
    padding: 0 clamp(28px, 6vw, 96px);
    position: relative;
}

.section-head__numeral,
.field-notes__numeral,
.archive__numeral {
    display: block;
    font-family: var(--mono);
    font-size: 12px;
    color: var(--dried-rose);
    letter-spacing: 0.18em;
    margin-bottom: 12px;
}

.section-head__title,
.field-notes__title,
.archive__title {
    margin: 0;
    font-family: var(--serif-display);
    font-weight: 700;
    font-size: clamp(34px, 4.6vw, 60px);
    line-height: 1.05;
    color: var(--ink-walnut);
    letter-spacing: -0.012em;
}

.section-head__sub,
.archive__sub {
    margin: 12px 0 0;
    max-width: 540px;
    font-family: var(--serif-body);
    font-style: italic;
    color: var(--oat-ink);
    font-size: clamp(15px, 1.05vw, 18px);
}

.rule-swoosh {
    margin-top: 22px;
    width: clamp(220px, 30vw, 360px);
    height: 18px;
}
.rule-swoosh svg { width: 100%; height: 100%; display: block; }

/* ---------- CATALOGUE ---------- */
.catalogue {
    padding: clamp(64px, 8vw, 128px) 0 clamp(48px, 6vw, 96px);
    background: linear-gradient(180deg, transparent 0%, rgba(234,219,184,0.35) 100%);
}

.catalogue__grid {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 clamp(28px, 6vw, 96px);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 28px 24px;
}

.specimen {
    --tilt: 0deg;
    --offset: 0px;
    position: relative;
    background: var(--linen);
    border: 2px solid var(--terracotta);
    padding: 26px 24px 22px;
    cursor: pointer;
    transform: rotate(var(--tilt)) translateY(calc(var(--offset) + 26px));
    opacity: 0;
    transition:
        transform 700ms var(--ease-spring),
        opacity 700ms var(--ease-quiet),
        box-shadow 320ms var(--ease-quiet),
        border-color 320ms var(--ease-quiet);
    box-shadow: 4px 4px 0 var(--parchment);
    overflow: hidden;
    isolation: isolate;
}

.specimen::before {
    /* layered paper back layer */
    content: "";
    position: absolute;
    inset: 0;
    transform: translate(6px, 6px);
    background: var(--parchment);
    z-index: -1;
    border: 1px solid rgba(184,95,71,0.25);
}

.specimen::after {
    /* hover sage wash */
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: 0;
    height: 0;
    background: linear-gradient(180deg, rgba(180,194,162,0) 0%, rgba(180,194,162,0.55) 100%);
    transition: height 360ms var(--ease-quiet);
    pointer-events: none;
    z-index: 0;
}

.specimen.is-in {
    transform: rotate(var(--tilt)) translateY(var(--offset));
    opacity: 1;
}

.specimen:hover {
    transform: rotate(calc(var(--tilt) * 0.4)) translateY(calc(var(--offset) - 6px));
    border-color: var(--terracotta);
    box-shadow: 12px 12px 0 var(--parchment), 0 0 0 1px var(--terracotta) inset;
}
.specimen:hover::after { height: 36%; }
.specimen:hover .specimen__art { transform: rotate(-3deg) scale(1.04); }

.specimen.is-selected {
    box-shadow: 12px 12px 0 var(--parchment), 0 0 0 2px var(--terracotta) inset;
}

.specimen.is-selected::before {
    background: linear-gradient(135deg, var(--parchment) 0%, var(--linen) 100%);
}

.specimen__ribbon {
    position: absolute;
    top: 12px;
    right: -34px;
    width: 120px;
    background: var(--terracotta);
    color: var(--linen);
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    text-align: center;
    padding: 4px 0;
    transform: rotate(35deg);
    opacity: 0;
    transition: opacity 240ms var(--ease-quiet);
    pointer-events: none;
    z-index: 2;
}
.specimen.is-selected .specimen__ribbon { opacity: 1; }

.specimen__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
    position: relative;
    z-index: 1;
}

.specimen__num {
    font-family: var(--mono);
    font-size: 11.5px;
    color: var(--oat-ink);
    letter-spacing: 0.14em;
}

.specimen__sev {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 1.5px solid var(--oat-ink);
    flex-shrink: 0;
}
.specimen__sev--critical { background: var(--sev-critical); border-color: var(--sev-critical); }
.specimen__sev--medium   { background: var(--sev-medium);   border-color: var(--sev-medium);   }
.specimen__sev--low      { background: var(--sev-low);      border-color: var(--sev-low);      }

.specimen__art {
    width: 96px;
    height: 96px;
    margin: 4px auto 12px;
    display: block;
    transition: transform 500ms var(--ease-spring);
    position: relative;
    z-index: 1;
}
.specimen__art svg { width: 100%; height: 100%; display: block; }

.specimen__binomial {
    margin: 0 0 6px;
    font-family: var(--hand);
    font-style: italic;
    font-weight: 600;
    font-size: 24px;
    color: var(--terracotta);
    line-height: 1.1;
    text-align: center;
    position: relative;
    z-index: 1;
}

.specimen__common {
    margin: 0 0 10px;
    font-family: var(--serif-display);
    font-weight: 700;
    font-size: 17px;
    color: var(--ink-walnut);
    text-align: center;
    line-height: 1.2;
    position: relative;
    z-index: 1;
}

.specimen__desc {
    margin: 0;
    font-family: var(--serif-body);
    font-style: italic;
    font-size: 14px;
    color: var(--oat-ink);
    line-height: 1.55;
    text-align: center;
    position: relative;
    z-index: 1;
}

.specimen__foot {
    margin-top: 14px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px dotted var(--dried-rose);
    padding-top: 8px;
    font-family: var(--mono);
    font-size: 10.5px;
    color: var(--oat-ink);
    letter-spacing: 0.06em;
    position: relative;
    z-index: 1;
}

/* ---------- FIELD NOTES ---------- */
.field-notes {
    padding: clamp(64px, 8vw, 128px) 0;
    background: linear-gradient(180deg, rgba(234,219,184,0.35) 0%, transparent 100%);
}

.field-notes__inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 clamp(28px, 6vw, 96px);
    display: grid;
    grid-template-columns: 1fr;
}

.field-notes__head { margin-left: 0; padding: 0; max-width: none; }

.field-notes__ornament {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 18px;
}
.orn-shape {
    display: inline-block;
    width: 8px;
    height: 8px;
}
.orn-circle   { border-radius: 50%; background: var(--moss); }
.orn-triangle {
    width: 0; height: 0;
    background: transparent;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-bottom: 9px solid var(--terracotta);
}
.orn-square   { background: var(--dried-rose); }

.field-notes__entry {
    margin: 36px 0 0;
    margin-left: clamp(0px, 12vw, 180px);
    max-width: 640px;
    border-left: 1px dotted var(--dried-rose);
    padding-left: clamp(20px, 3vw, 40px);
    position: relative;
    counter-reset: para;
    transition: opacity 320ms var(--ease-quiet);
}
.field-notes__entry.is-fading {
    opacity: 0.05;
}

.field-notes__entry::before {
    content: "";
    position: absolute;
    left: -1px;
    top: 0;
    width: 1px;
    height: 36px;
    background: var(--terracotta);
}

.field-notes__meta {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 14px;
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    color: var(--oat-ink);
    text-transform: uppercase;
}

.fn-meta__num    { color: var(--dried-rose); font-weight: 500; }
.fn-meta__name   {
    font-family: var(--hand);
    font-size: 22px;
    color: var(--terracotta);
    font-style: italic;
    letter-spacing: 0;
    text-transform: none;
}
.fn-meta__sev {
    padding: 2px 10px;
    border: 1px solid currentColor;
    border-radius: 999px;
    font-size: 10.5px;
}
.fn-meta__sev--critical { color: var(--sev-critical); }
.fn-meta__sev--medium   { color: var(--sev-medium);   }
.fn-meta__sev--low      { color: var(--sev-low);      }

.field-notes__entry-title {
    margin: 0 0 14px;
    font-family: var(--serif-display);
    font-weight: 700;
    font-size: clamp(26px, 3vw, 38px);
    line-height: 1.15;
    color: var(--ink-walnut);
    letter-spacing: -0.01em;
}

.field-notes__lede {
    margin: 0 0 18px;
    font-family: var(--serif-body);
    font-style: italic;
    font-size: clamp(17px, 1.3vw, 21px);
    line-height: 1.65;
    color: var(--oat-ink);
}

.field-notes__body {
    margin: 0 0 22px;
    font-size: clamp(16px, 1.1vw, 18px);
    line-height: 1.78;
}

.field-notes__code {
    margin: 0 0 18px;
    background: var(--parchment);
    border: 1px solid rgba(184,95,71,0.4);
    padding: 18px 20px;
    overflow-x: auto;
    font-family: var(--mono);
    font-size: 13px;
    line-height: 1.7;
    color: var(--ink-walnut);
    box-shadow: inset 3px 3px 0 rgba(245,237,216,0.6);
}
.field-notes__code code { font-family: inherit; color: inherit; }

.field-notes__caption {
    margin: 0;
    font-family: var(--serif-body);
    font-style: italic;
    font-size: 13px;
    color: var(--dried-rose);
    text-align: right;
}

/* ---------- ARCHIVE ---------- */
.archive {
    padding: clamp(64px, 8vw, 128px) 0 clamp(40px, 5vw, 72px);
    background: linear-gradient(180deg, transparent 0%, rgba(234,219,184,0.5) 100%);
}

.archive__grid {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 clamp(28px, 6vw, 96px);
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 14px;
}

@media (max-width: 900px) {
    .archive__grid { grid-template-columns: repeat(6, 1fr); }
}
@media (max-width: 540px) {
    .archive__grid { grid-template-columns: repeat(4, 1fr); }
}

.archive__tile {
    aspect-ratio: 3 / 4;
    background: var(--linen);
    border: 1px solid var(--terracotta);
    box-shadow: 3px 3px 0 var(--parchment);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px;
    position: relative;
    overflow: hidden;
    animation: tile-pulse 4s ease-in-out infinite;
}

@keyframes tile-pulse {
    0%, 100% {
        transform: scale(1);
        background: var(--linen);
    }
    50% {
        transform: scale(1.04);
        background: var(--sage-tint);
    }
}

.archive__tile::after {
    content: "";
    position: absolute;
    inset: 4px;
    border: 1px dashed rgba(193,139,122,0.45);
    pointer-events: none;
}

.archive__tile-num {
    font-family: var(--mono);
    font-size: 9.5px;
    color: var(--oat-ink);
    letter-spacing: 0.12em;
}

.archive__tile-mark {
    width: 24px;
    height: 24px;
    color: var(--moss);
}
.archive__tile-mark svg { width: 100%; height: 100%; }

.archive__tile-name {
    font-family: var(--hand);
    font-size: 13px;
    font-style: italic;
    color: var(--terracotta);
    text-align: center;
    line-height: 1.05;
}

/* ---------- FOOTER ---------- */
.folio-footer {
    padding: clamp(48px, 6vw, 96px) clamp(28px, 6vw, 96px) clamp(36px, 4vw, 72px);
    text-align: center;
    position: relative;
}

.folio-footer__rule {
    width: clamp(120px, 18vw, 220px);
    height: 1px;
    background: var(--dried-rose);
    margin: 0 auto clamp(24px, 3vw, 40px);
    transform: rotate(-0.6deg);
    position: relative;
}
.folio-footer__rule::before,
.folio-footer__rule::after {
    content: "";
    position: absolute;
    top: 50%;
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--dried-rose);
    transform: translateY(-50%);
}
.folio-footer__rule::before { left: -10px; }
.folio-footer__rule::after  { right: -10px; }

.folio-footer__line {
    margin: 0;
    font-family: var(--serif-body);
    font-style: italic;
    font-size: clamp(15px, 1.1vw, 18px);
    color: var(--ink-walnut);
}
.folio-footer__sig {
    margin: 8px 0 0 24px;
    font-family: var(--hand);
    font-style: italic;
    font-size: 22px;
    color: var(--terracotta);
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
    .hero__inner {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
    }
    .hero__bloom {
        grid-column: 1 / -1;
        grid-row: 1 / 2;
        justify-self: center;
        transform: none;
    }
    .hero__brand {
        grid-column: 1 / -1;
        grid-row: 2 / 3;
    }
    .specimen-tag {
        grid-column: 1 / -1;
        grid-row: 3 / 4;
        justify-self: start;
    }
    .field-notes__entry { margin-left: 0; }
}

@media (max-width: 520px) {
    .brand { font-size: 56px; }
    .specimen { padding: 22px 18px 18px; }
    .specimen__art { width: 80px; height: 80px; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}