/* /assets/css/category.css
   ==========================================================================
   VISIORA — PROMPT CATEGORY PAGES (page layer)
   Loaded after main.css + components.css on /prompts/{category}/ pages.
   ========================================================================== */

.btn-accent:hover {
    filter: brightness(1.07)
}

/* ---------- shared primitives ---------- */
.crumb {
    font-family: var(--font-ui);
    font-size: .78rem;
    color: var(--muted);
    padding: var(--sp-3) 0 0;
    display: flex;
    gap: .45rem;
    flex-wrap: wrap
}

.crumb a {
    color: var(--muted);
    text-decoration: none
}

.crumb a:hover {
    color: var(--accent)
}

.crumb [aria-current] {
    color: var(--ink-soft)
}

.crumb .sep {
    color: var(--line-strong)
}

.sec {
    padding-block: var(--sp-6);
    scroll-margin-top: 90px
}

.sec-head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--sp-2);
    border-bottom: 1px solid var(--line);
    padding-bottom: var(--sp-2);
    margin-bottom: var(--sp-4)
}

.sec-head h2 {
    margin: 0;
    font-size: var(--step-3)
}

.sec-head .sec-no {
    font-family: var(--font-ui);
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .12em;
    color: var(--accent)
}

.js .reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity .6s ease, transform .6s ease
}

.js .reveal.in-view {
    opacity: 1;
    transform: none
}

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

.tag {
    display: inline-block;
    font-family: var(--font-ui);
    font-size: .68rem;
    font-weight: 650;
    padding: .2rem .6rem;
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    color: var(--muted)
}

.tag.tone {
    border-color: transparent;
    background: var(--accent-soft);
    color: var(--accent)
}

.tag.tone.c2 {
    background: var(--accent-2-soft);
    color: var(--accent-2)
}

/* ---------- category hero ---------- */
.cat-hero {
    position: relative;
    border-bottom: 1px solid var(--line);
    overflow: hidden
}

.cat-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: .5;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.05'/%3E%3C/svg%3E")
}

.cat-hero::after {
    content: attr(data-glyph);
    position: absolute;
    right: -1rem;
    top: -5rem;
    font-family: var(--font-display);
    font-size: clamp(12rem, 26vw, 22rem);
    line-height: 1;
    color: color-mix(in srgb, var(--accent) 8%, transparent);
    pointer-events: none;
    user-select: none
}

.cat-hero-inner {
    position: relative;
    z-index: 1;
    padding-block: var(--sp-5) var(--sp-6);
    max-width: 760px
}

.cat-hero .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .55rem
}

.cat-hero .eyebrow::before {
    content: "";
    width: 26px;
    height: 1px;
    background: var(--accent)
}

.cat-hero h1 {
    font-size: clamp(2.3rem, 5vw, 3.6rem);
    line-height: 1.05;
    letter-spacing: -.02em;
    margin-bottom: var(--sp-3)
}

.cat-hero .lede {
    max-width: 62ch;
    margin-bottom: var(--sp-4)
}

.cat-hero .meta-line {
    font-family: var(--font-ui);
    font-size: .76rem;
    color: var(--muted);
    margin-top: var(--sp-3);
    display: flex;
    flex-wrap: wrap;
    gap: .4rem 1rem
}

.cat-hero .meta-line i {
    color: var(--accent);
    font-style: normal
}

/* ---------- group blocks ---------- */
.cat-group {
    margin-bottom: var(--sp-6)
}

.cat-group:last-child {
    margin-bottom: 0
}

.grp-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--sp-2);
    margin-bottom: var(--sp-4)
}

.grp-head h3 {
    margin: 0;
    font-size: var(--step-2);
    display: flex;
    align-items: center;
    gap: .7rem
}

.grp-head h3::before {
    content: "";
    width: 22px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px
}

.grp-count {
    font-family: var(--font-ui);
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--muted)
}

.grp-grid {
    display: grid;
    gap: var(--sp-4);
    grid-template-columns: minmax(0, 1fr)
}

@media (min-width:900px) {
    .grp-grid {
        grid-template-columns: 1fr 1fr
    }
}

/* ---------- prompt card ---------- */
.pr-card {
    display: flex;
    flex-direction: column;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color .2s, box-shadow .2s, transform .2s
}

.pr-card:hover {
    border-color: var(--line-strong);
    box-shadow: 0 16px 36px -20px rgba(27, 26, 23, .28);
    transform: translateY(-2px)
}

.pr-head {
    padding: var(--sp-3) var(--sp-4) 0;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: .7rem
}

.pr-head h4 {
    margin: 0;
    font-size: var(--step-1);
    line-height: 1.25
}

.pr-title-link {
    display: block;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: var(--step-1);
    line-height: 1.25;
    color: var(--ink);
    text-decoration: none;
    transition: color .18s
}

.pr-title-link:hover {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 3px
}

.pr-no {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1;
    color: transparent;
    -webkit-text-stroke: 1px var(--accent);
    flex: 0 0 auto
}

@supports not (-webkit-text-stroke:1px #000) {
    .pr-no {
        color: var(--accent)
    }
}

.pr-tags {
    display: flex;
    gap: .35rem;
    flex-wrap: wrap;
    padding: .45rem var(--sp-4) 0
}

.pr-prompt-wrap {
    margin: var(--sp-3) var(--sp-4) 0;
    position: relative;
    background: var(--ink);
    border-radius: var(--radius);
    padding: var(--sp-3) var(--sp-4)
}

[data-theme="dark"] .pr-prompt-wrap {
    background: #0E0E0A;
    border: 1px solid var(--line-strong)
}

.pr-prompt {
    font-family: var(--font-mono);
    font-size: .78rem;
    line-height: 1.7;
    color: var(--paper);
    margin: 0;
    white-space: pre-wrap;
    word-break: break-word
}

.pr-prompt mark {
    background: color-mix(in srgb, var(--accent) 35%, transparent);
    color: var(--paper);
    border-radius: 4px;
    padding: 0 .25em;
    font-weight: 700
}

.pr-copy {
    position: absolute;
    top: .55rem;
    right: .55rem;
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    font-family: var(--font-ui);
    font-size: .68rem;
    font-weight: 700;
    padding: .32rem .7rem;
    border-radius: 999px;
    border: 1px solid color-mix(in srgb, var(--paper) 35%, transparent);
    background: transparent;
    color: var(--paper);
    cursor: pointer;
    transition: all .15s
}

.pr-copy:hover {
    background: var(--paper);
    color: var(--ink);
    border-color: var(--paper)
}

.pr-copy.ok {
    background: var(--accent-2);
    border-color: var(--accent-2);
    color: #fff
}

.pr-bd-toggle {
    display: flex;
    align-items: center;
    gap: .5rem;
    width: calc(100% - 2*var(--sp-4));
    margin: var(--sp-3) var(--sp-4) 0;
    padding: .55rem .8rem;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    background: var(--paper-2);
    font-family: var(--font-ui);
    font-size: .78rem;
    font-weight: 700;
    color: var(--ink-soft);
    cursor: pointer;
    transition: background-color .15s, border-color .15s
}

.pr-bd-toggle:hover {
    border-color: var(--ink);
    background: var(--card)
}

.pr-bd-toggle .chev {
    width: 14px;
    height: 14px;
    margin-left: auto;
    transition: transform .25s;
    color: var(--accent)
}

.pr-card.open .pr-bd-toggle .chev {
    transform: rotate(180deg)
}

.pr-bd-body {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows .35s ease
}

.pr-card.open .pr-bd-body {
    grid-template-rows: 1fr
}

.pr-bd-inner {
    overflow: hidden;
    min-height: 0
}

.pr-rows {
    margin: 0;
    padding: var(--sp-2) var(--sp-4) 0;
    list-style: none;
    display: grid;
    gap: .5rem
}

.pr-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: .15rem;
    padding: .5rem .75rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--card);
    font-size: .84rem
}

@media (min-width:560px) {
    .pr-row {
        grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr)
    }
}

.pr-row .ph {
    font-family: var(--font-mono);
    font-size: .72rem;
    color: var(--accent);
    line-height: 1.5
}

.pr-row .rl {
    color: var(--ink-soft);
    line-height: 1.5
}

.pr-row .rl::before {
    content: "→ ";
    color: var(--line-strong)
}

.pr-vars-label {
    font-family: var(--font-ui);
    font-size: .64rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--muted);
    margin: var(--sp-3) var(--sp-4) 0
}

.pr-vars {
    margin: .45rem var(--sp-4) 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: .4rem
}

.pr-var {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: .7rem;
    padding: .45rem .7rem;
    border: 1px dashed var(--line-strong);
    border-radius: var(--radius);
    font-size: .84rem;
    color: var(--ink-soft);
    line-height: 1.5
}

.pr-var .vc {
    flex: 0 0 auto;
    font-family: var(--font-ui);
    font-size: .62rem;
    font-weight: 700;
    padding: .24rem .55rem;
    border-radius: 999px;
    border: 1px solid var(--line-strong);
    background: var(--card);
    color: var(--muted);
    cursor: pointer;
    transition: all .15s
}

.pr-var .vc:hover {
    border-color: var(--ink);
    color: var(--ink)
}

.pr-var .vc.ok {
    border-color: var(--accent-2);
    color: var(--accent-2);
    background: var(--accent-2-soft)
}

.pr-tip {
    display: flex;
    gap: .6rem;
    align-items: flex-start;
    margin: var(--sp-3) var(--sp-4) var(--sp-4);
    padding: .65rem .8rem;
    background: var(--accent-2-soft);
    border-radius: var(--radius);
    font-family: var(--font-ui);
    font-size: .76rem;
    line-height: 1.55;
    color: var(--ink-soft)
}

.pr-tip svg {
    width: 14px;
    height: 14px;
    flex: 0 0 auto;
    color: var(--accent-2);
    margin-top: .14em
}

/* ---------- mini guide ---------- */
.guide-block {
    background: var(--paper-2);
    border: 1px solid var(--line);
    border-left: 4px solid var(--accent-2);
    border-radius: var(--radius-lg);
    padding: var(--sp-5) var(--sp-4)
}

.guide-block .eyebrow {
    color: var(--accent-2)
}

.guide-block h2 {
    font-size: var(--step-2);
    max-width: 30ch
}

.guide-block p {
    color: var(--ink-soft);
    max-width: 66ch;
    font-size: .97rem
}

.guide-block p:last-child {
    margin-bottom: 0
}

/* ---------- mid CTA ---------- */
.catcta {
    position: relative;
    background: var(--ink);
    color: var(--paper);
    overflow: hidden
}

[data-theme="dark"] .catcta {
    background: #0E0E0A;
    border-block: 1px solid var(--line-strong)
}

.catcta::before {
    content: "✳";
    position: absolute;
    right: -1.5rem;
    top: -4.5rem;
    font-family: var(--font-display);
    font-size: 16rem;
    line-height: 1;
    color: color-mix(in srgb, var(--paper) 8%, transparent);
    pointer-events: none
}

.catcta-inner {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--sp-4);
    align-items: center;
    padding-block: var(--sp-6)
}

@media (min-width:900px) {
    .catcta-inner {
        grid-template-columns: minmax(0, 1.4fr) auto
    }
}

.catcta .eyebrow {
    color: var(--accent)
}

.catcta h2 {
    color: var(--paper);
    font-size: clamp(1.6rem, 3.2vw, 2.3rem);
    max-width: 22ch;
    margin-bottom: var(--sp-2)
}

.catcta p {
    color: color-mix(in srgb, var(--paper) 72%, transparent);
    max-width: 54ch;
    margin: 0
}

.catcta .btn {
    background: var(--paper);
    border-color: var(--paper);
    color: var(--ink) !important;
    padding: .85rem 1.5rem;
    font-size: 1rem
}

.catcta .btn:hover {
    background: color-mix(in srgb, var(--paper) 86%, transparent)
}

/* ---------- FAQ ---------- */
.acc {
    border-top: 1px solid var(--line-strong)
}

.acc-item {
    border-bottom: 1px solid var(--line)
}

.acc-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sp-3);
    background: none;
    border: 0;
    padding: var(--sp-3) var(--sp-2);
    margin-inline: calc(var(--sp-2) * -1);
    cursor: pointer;
    text-align: left;
    border-radius: var(--radius);
    transition: background-color .18s, padding .18s
}

.acc-btn:hover {
    background: var(--paper-2);
    padding-left: var(--sp-3)
}

.acc-btn strong {
    font-family: var(--font-display);
    font-size: var(--step-1);
    font-weight: 600;
    color: var(--ink);
    transition: color .18s
}

.acc-btn:hover strong {
    color: var(--accent)
}

.acc-chev {
    flex: 0 0 auto;
    width: 22px;
    height: 22px;
    color: var(--muted);
    transition: transform .25s ease
}

.acc-item.open .acc-chev {
    transform: rotate(180deg);
    color: var(--accent)
}

.acc-body {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows .3s ease
}

.acc-item.open .acc-body {
    grid-template-rows: 1fr
}

.acc-inner {
    overflow: hidden;
    min-height: 0
}

.acc-inner p {
    margin: 0 0 var(--sp-3);
    color: var(--muted);
    font-size: .95rem;
    max-width: 66ch
}

/* ---------- related ---------- */
.rel-grid {
    display: grid;
    gap: var(--sp-4)
}

@media (min-width:800px) {
    .rel-grid {
        grid-template-columns: 1.2fr .8fr
    }
}

.rel-col h3 {
    font-family: var(--font-ui);
    font-size: .68rem;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--muted);
    margin: 0 0 var(--sp-3)
}

.rel-cats {
    display: grid;
    gap: .6rem;
    grid-template-columns: 1fr
}

@media (min-width:560px) {
    .rel-cats {
        grid-template-columns: 1fr 1fr
    }
}

.rel-cat {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .6rem;
    padding: .75rem .95rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--card);
    text-decoration: none;
    transition: border-color .16s, transform .16s
}

.rel-cat:hover {
    border-color: var(--accent);
    transform: translateX(3px)
}

.rel-cat .n {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--ink)
}

.rel-cat .arr {
    width: 16px;
    height: 16px;
    color: var(--muted);
    transition: transform .16s, color .16s
}

.rel-cat:hover .arr {
    transform: translateX(3px);
    color: var(--accent)
}

.rel-guides {
    display: grid;
    gap: .55rem
}

.rel-guides a {
    font-family: var(--font-ui);
    font-size: .88rem;
    color: var(--ink-soft);
    text-decoration: none;
    display: flex;
    gap: .5rem;
    align-items: baseline
}

.rel-guides a::before {
    content: "→";
    color: var(--accent)
}

.rel-guides a:hover {
    color: var(--accent)
}

/* toast */
.ct-toast {
    position: fixed;
    left: 50%;
    bottom: 26px;
    transform: translate(-50%, 16px);
    background: var(--ink);
    color: var(--paper);
    font-family: var(--font-ui);
    font-size: .84rem;
    font-weight: 600;
    padding: .65rem 1.2rem;
    border-radius: 999px;
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s, transform .25s;
    z-index: 200;
    max-width: calc(100vw - 2rem);
    text-align: center
}

.ct-toast.show {
    opacity: 1;
    transform: translate(-50%, 0)
}

@media (max-width:559px) {
    .pr-row {
        grid-template-columns: 1fr
    }

    .cat-hero::after {
        font-size: 11rem;
        top: -2rem
    }
}