/* Catálogo 1.5: interface escura, lentes de vidro e superfícies arredondadas. */
.preview-meta { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; padding-top: 2rem; }
.preview-hero { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); align-items: center; gap: 3rem; padding-block: 5rem 4rem; }
.preview-hero .luz-display { font-size: var(--luz-text-h1); line-height: var(--luz-leading-h1); letter-spacing: var(--luz-tracking-h1); }
.preview-hero .luz-lead { max-width: 40ch; }
.preview-emphasis { color: var(--luz-text); }
.preview-hero-aside { position: relative; isolation: isolate; display: grid; align-items: end; min-width: 0; }
.preview-crystal { width: 100%; height: auto; aspect-ratio: 2095 / 1179; object-fit: contain; border-radius: var(--luz-radius-lg); }
.preview-hero-panel { position: relative; margin: -2rem 1rem 0; padding: 2rem; gap: 2.5rem; border-radius: var(--luz-radius-lg); }
.preview-panel-top { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.preview-panel-top img { width: 32px; }
.preview-panel-title { font-size: var(--luz-text-h4); line-height: 1.15; letter-spacing: -.025em; }
.preview-disciplines { display: flex; flex-wrap: wrap; gap: .5rem; }
.preview-disciplines .luz-button { padding-inline: 1rem; }
.preview-palette { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 1rem; margin-top: .5rem; }
.preview-swatch { padding: .5rem .5rem 1rem; background: var(--luz-surface); border: 1px solid transparent; border-radius: var(--luz-radius-md); }
.preview-swatch-color { height: 120px; border-radius: 18px; border: 1px solid var(--luz-border); margin-bottom: 1rem; }
.preview-swatch .luz-stack { gap: .25rem; padding-inline: .5rem; }
.preview-swatch code, .preview-variants code, .preview-rhythm code { font-family: var(--luz-font-micro); font-size: .75rem; }
.preview-font-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.5rem; margin-top: 0; }
.preview-font-grid .luz-card { padding: 1.5rem; }
.preview-google-sample { font-size: var(--luz-text-h3); font-weight: 400; letter-spacing: -.035em; }
.preview-noa-card { background: var(--luz-lime); color: var(--luz-ink); border-color: transparent; }
.preview-rhythm { display: flex; gap: .75rem; align-items: end; padding-block: .5rem; }
.preview-rhythm div { display: grid; gap: .5rem; }
.preview-rhythm span { width: 20px; border-radius: 4px; background: var(--luz-primary); }
.preview-variants { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 1rem; padding-block: 1rem; }
.preview-variants .luz-button { padding-inline: 1rem; }
.preview-cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem; margin-top: 0; }
.preview-glass-stage { background: radial-gradient(ellipse at 95% 0%, rgb(0 234 255 / 30%), transparent 58%), radial-gradient(ellipse at 0% 100%, rgb(255 64 255 / 35%), transparent 55%), var(--luz-surface-muted); padding: 1.5rem; border-radius: var(--luz-radius-lg); }
.preview-cards > .luz-card { align-self: stretch; justify-content: center; }
.luz-project-grid { margin-top: 0; }
.luz-project-grid .luz-project { padding: 2rem; background: var(--luz-surface); border: 1px solid transparent; border-radius: var(--luz-radius-md); }
@media (max-width: 74.99rem) {
  .preview-variants { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 63.99rem) {
  .preview-hero { grid-template-columns: minmax(0, 1fr); gap: 1rem; }
  .preview-hero-aside { min-height: 300px; max-width: 600px; width: 100%; justify-self: end; }
  .preview-font-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 47.99rem) {
  .preview-hero, .preview-cards { grid-template-columns: minmax(0, 1fr); gap: 1.5rem; }
  .preview-hero { padding-block: 3rem 1rem; }
  .preview-hero-panel { padding: 1.5rem; }
  .preview-hero-aside { padding-top: 0; min-height: 0; }

  .preview-palette, .preview-variants { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .preview-swatch-color { height: 80px; }
  .preview-meta .luz-cluster { width: 100%; justify-content: space-between; }
  .preview-rhythm { gap: .75rem; }
}

.preview-work-heading { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 2rem; }
.preview-work-heading .luz-commission { width: 180px; }

/* Mostruário: uma escala compartilhada de respiro e superfícies. */
.preview-gradient-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.5rem; align-items: start; }
.preview-gradient-card { margin: 0; min-width: 0; background: var(--luz-surface); padding: .5rem; border-radius: var(--luz-radius-md); }
.preview-gradient-sample { aspect-ratio: 1.7; border-radius: calc(var(--luz-radius-md) - .5rem); color: var(--luz-ink); padding: 1.5rem; display: flex; justify-content: space-between; align-items: flex-end; }
.preview-gradient-sample span { font-size: var(--luz-text-h3); font-weight: 500; }
.preview-gradient-card figcaption { padding: 1.5rem 1rem; display: grid; gap: .5rem; }
.preview-gradient-card h3 { font-size: var(--luz-text-body); line-height: 1.5; letter-spacing: 0; font-weight: 600; }
.preview-gradient-card code { margin-top: .5rem; overflow-wrap: anywhere; color: var(--luz-muted); }
.preview-contact { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(2rem, 5vw, 4rem); padding: clamp(1.5rem, 4vw, 3rem); background: var(--luz-surface); border-radius: var(--luz-radius-lg); box-shadow: var(--luz-shadow-sm); }
.preview-contact__intro { display: flex; flex-direction: column; align-items: start; gap: 1.5rem; padding: clamp(1.5rem, 3vw, 2rem); border-radius: var(--luz-radius-md); background-color: var(--luz-surface-muted); background-image: var(--luz-gradient-bg); }
.preview-contact__intro h3 { max-width: 13ch; }
.preview-contact__intro > p { max-width: 36ch; }
.preview-contact__disciplines { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; font-size: var(--luz-text-small); padding-block: .5rem; }
.preview-contact__note { margin-top: auto; padding-top: 3rem; }
.preview-contact__form { display: flex; flex-direction: column; gap: 1.5rem; min-width: 0; }
.preview-form-heading { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem 1rem; margin-bottom: .5rem; }
.preview-field-pair { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1.5rem; }
.preview-form-submit { display: grid; gap: 1rem; margin-top: .5rem; }
.preview-form-submit .luz-button { width: 100%; justify-content: space-between; }
.preview-form-submit .luz-button__label { width: 100%; justify-content: space-between; }
.preview-form-feedback { min-height: 1.5rem; }
.preview-state-library { border-top: 1px solid var(--luz-border); padding-top: 1.5rem; }
.preview-state-library > summary { width: 100%; justify-content: space-between; text-align: left; padding-inline: 0; }
.preview-state-library[open] > summary > .luz-icon { transform: rotate(45deg); }
.preview-state-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: start; gap: 2rem; padding-block: 2rem; }
@media (min-width: 75rem) { .preview-field-pair { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 63.99rem) {
  .preview-image-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .preview-contact { grid-template-columns: minmax(0, 1fr); }
  .preview-contact__intro h3, .preview-contact__intro > p { max-width: 32ch; }
  .preview-contact__note { padding-top: 1rem; }
}
@media (max-width: 47.99rem) {
  .preview-gradient-grid, .preview-image-grid, .preview-state-grid { grid-template-columns: minmax(0, 1fr); }

  .preview-contact { padding: 1.5rem; gap: 2rem; }
  .preview-contact__intro { padding: 0 0 1.5rem; border-radius: 0; background: none; border-bottom: 1px solid var(--luz-border); }
  .preview-variants { grid-template-columns: minmax(0, 1fr); }
  .preview-variants > .luz-stack { gap: .75rem; }
  .preview-font-grid .luz-card { padding: 1.5rem; }
  .preview-rhythm { flex-wrap: wrap; }
}

/* Biblioteca: identidades, aplicações e recursos compartilhados. */
.repo-index { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); grid-auto-rows: 1fr; gap: 1rem; margin-block: 1rem 2rem; }
.repo-index a { display: flex; flex-direction: column; justify-content: space-between; gap: 1.5rem; min-width: 0; min-height: 10rem; padding: 1.5rem; border: 1px solid var(--luz-glass-stroke); border-radius: var(--luz-radius-md); color: var(--luz-text); background: var(--luz-surface); text-decoration: none; box-shadow: inset 0 1px 0 rgb(255 255 255 / 5%); transition: transform var(--luz-duration-hover) var(--luz-ease); }
.repo-index__top { display: flex; justify-content: space-between; align-items: center; width: 100%; }
.repo-index__top > .luz-icon { width: 1.5rem; height: 1.5rem; flex-basis: 1.5rem; color: var(--luz-interactive-text); }
.repo-index__label { font-size: 1rem; line-height: 1.4; font-weight: 500; }
.repo-index a:focus-visible { transition: none; }
@supports ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) { .repo-index a { background: var(--luz-glass); -webkit-backdrop-filter: blur(var(--luz-blur)); backdrop-filter: blur(var(--luz-blur)); } }
@media (hover: hover) and (pointer: fine) { .repo-index a:hover:not(:focus-visible) { transform: translateY(-2px); border-color: var(--luz-interactive); } }
@media (prefers-reduced-motion: reduce) { .repo-index a { transition: none; transform: none !important; } }
@media (prefers-reduced-transparency: reduce) { .repo-index a { background: var(--luz-surface); -webkit-backdrop-filter: none; backdrop-filter: none; } }
.repo-assets { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.5rem; }
.repo-asset { min-width: 0; background: var(--luz-surface); border-radius: var(--luz-radius-md); overflow: hidden; }
.repo-asset__stage { display: grid; place-items: center; min-height: 14rem; padding: 2rem; background: var(--luz-surface-muted); }
.repo-asset__stage[data-on-paper="true"] { background: var(--luz-paper); }
.repo-asset__stage img { width: auto; max-width: 100%; height: auto; max-height: 10rem; object-fit: contain; }
.repo-asset__body { padding: 1.5rem; display: grid; gap: .75rem; }
.repo-asset h3 { font-size: var(--luz-text-h4); }
.repo-asset__downloads { display: flex; flex-wrap: wrap; gap: .25rem 1rem; margin-top: .5rem; }
.repo-download { display: inline-flex; align-items: center; gap: .5rem; min-height: 44px; font-size: .8125rem; color: var(--luz-link); text-decoration: none; }
.repo-download:hover { text-decoration: underline; }
.repo-download .luz-icon { width: 1rem; height: 1rem; flex-basis: 1rem; }
.repo-resources { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 2rem; padding: 2rem; border-radius: var(--luz-radius-md); background: var(--luz-surface-muted); }
.repo-resources > div:first-child { display: grid; gap: .75rem; max-width: 40ch; }
.repo-gradient-use { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2rem; }
.repo-gradient-use > div { display: grid; align-content: start; gap: 1rem; padding: 2rem; border-radius: var(--luz-radius-md); background: var(--luz-surface); }
.repo-gradient-atmosphere { min-height: 8rem; border-radius: var(--luz-radius-sm); background: var(--luz-gradient-bg), var(--luz-surface-muted); }
.preview-image-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2rem; align-items: stretch; }
.repo-glass-study { position: relative; isolation: isolate; display: grid; place-items: center; min-height: 30rem; padding: 3rem; overflow: hidden; border-radius: var(--luz-radius-lg); background: var(--luz-gradient-bg), var(--luz-surface-muted); }
.repo-glass-study__orb { position: absolute; width: 17rem; aspect-ratio: 1; border-radius: 50%; right: 8%; top: 12%; background: linear-gradient(180deg, var(--luz-cyan), var(--luz-cyan-dark) 60%, var(--luz-ink)); opacity: .4; }
.repo-glass-study__pattern { position: absolute; width: 20rem; left: -4rem; bottom: -6rem; opacity: .4; }
.repo-glass-study__panel { max-width: 28rem; z-index: 1; border-radius: var(--luz-glass-radius); padding: clamp(2rem, 5vw, 3.5rem); }
.repo-glass-action { position: relative; isolation: isolate; min-height: 16rem; display: grid; place-items: center; border-radius: var(--luz-radius-lg); overflow: hidden; background: var(--luz-ink); }
.repo-glass-action > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.repo-glass-action::before { content: ""; position: absolute; inset: 0; z-index: 1; background: rgb(17 18 20 / 68%); }
.repo-glass-action > div { position: relative; z-index: 2; padding: 2rem; display: grid; justify-items: center; gap: 1.5rem; color: var(--luz-paper); }
.repo-icons { display: grid; gap: 1.5rem; padding-block: 1rem; }
.repo-icons > div:first-child { display: grid; gap: .75rem; }
.repo-icons__samples { display: flex; flex-wrap: wrap; gap: 1rem; }
.repo-icons__samples > a { color: var(--luz-text); text-decoration: none; display: flex; flex-direction: column; align-items: center; gap: 1rem; padding: 1.5rem; background: var(--luz-surface); border-radius: var(--luz-radius-sm); }
@media (max-width: 63.99rem) { .repo-index, .repo-assets { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 47.99rem) {
  .repo-index, .repo-assets, .preview-image-grid, .repo-gradient-use { grid-template-columns: minmax(0, 1fr); }
  .repo-resources, .repo-gradient-use > div { padding: 1.5rem; }
  .repo-glass-study { padding: 1.5rem; }
  .luz-image-box__panel { padding: 1.5rem; }
  .luz-image-box--cover { min-height: 30rem; }
  .preview-hero-panel { margin-inline: 0; }
}

:root:not([data-theme="dark"]) .preview-noa-card { background: var(--luz-pink); }
:root:not([data-theme="dark"]) .preview-glass-stage { background: radial-gradient(ellipse at 95% 0%, rgb(255 64 255 / 24%), transparent 65%), var(--luz-surface-muted); }
:root:not([data-theme="dark"]) .repo-glass-study__orb { background: linear-gradient(180deg, var(--luz-pink), var(--luz-white)); opacity: .6; }
:root:not([data-theme="dark"]) .repo-index__top > .luz-icon { color: var(--luz-pink); }
:root:not([data-theme="dark"]) .repo-download:hover { text-decoration-color: var(--luz-pink); }
@media (forced-colors: active) { .repo-index a { border-color: ButtonText; } .repo-index__top > .luz-icon { filter: none; } }

@media (max-width: 47.99rem) { .repo-index { grid-template-columns: repeat(2, minmax(0, 1fr)); } .repo-index a { padding: 1rem; min-height: 9rem; } }
@media (max-width: 22rem) { .repo-index { grid-template-columns: minmax(0, 1fr); } }