/* ==========================================================================
   Reusable components: drawing frames, spec sheets, product tiles,
   comparison table, forms, call-to-action band, split layouts, page intro.
   ========================================================================== */

/* ---------- Drawing frame with corner crop marks ---------- */
.frame {
  position: relative;
  --mark: 14px;
  --mark-c: var(--c-line-strong);
}

.frame::before,
.frame::after {
  content: "";
  position: absolute;
  width: var(--mark);
  height: var(--mark);
  pointer-events: none;
  z-index: 2;
}

.frame::before {
  top: 0;
  left: 0;
  border-top: 1px solid var(--mark-c);
  border-left: 1px solid var(--mark-c);
}

.frame::after {
  right: 0;
  bottom: 0;
  border-right: 1px solid var(--mark-c);
  border-bottom: 1px solid var(--mark-c);
}

.frame__caption {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 0.75rem;
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-faint);
}

/* ---------- Page intro (pages without a full-bleed hero) ---------- */
.page-intro {
  padding-top: calc(var(--header-h) + clamp(3rem, 2rem + 5vw, 7rem));
  padding-bottom: clamp(2.5rem, 2rem + 3vw, 5rem);
}

.page-intro h1 { margin-top: 1.2rem; max-width: 16ch; }
.page-intro .lead { margin-top: 1.5rem; max-width: 56ch; color: var(--c-muted); }

/* ---------- Split layout ---------- */
.split {
  display: grid;
  gap: clamp(2rem, 1.5rem + 3vw, 5rem);
  align-items: center;
}

@media (min-width: 900px) {
  .split { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  /* column ratios, first column / second column */
  .split--5-7 { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
  .split--7-5 { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
  .split--flip > :first-child { order: 2; }
}

.split__text .label + h2 { margin-top: 1.1rem; }
.split__text h2 + p { margin-top: 1.25rem; }
.split__text p + p { margin-top: 1rem; }
.split__text p { color: var(--c-muted); max-width: 56ch; }
.split__text .btn-row,
.split__text .link-arrow { margin-top: 2rem; }

/* ---------- Spec sheet (definition list in two columns) ---------- */
.specs {
  display: grid;
  border-top: 1px solid var(--c-line);
}

@media (min-width: 760px) {
  .specs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(2rem, 4vw, 4rem);
  }
}

.specs__row {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
  gap: 1rem;
  align-items: baseline;
  padding: 1rem 0;
  border-bottom: 1px solid var(--c-line);
}

.specs__row dt {
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.specs__row dd {
  font-variant-numeric: tabular-nums;
  line-height: 1.5;
}

@media (max-width: 420px) {
  .specs__row { grid-template-columns: 1fr; gap: 0.25rem; }
}

/* ---------- Feature list (hairline rows, not cards) ---------- */
.features {
  display: grid;
  border-top: 1px solid var(--c-line);
}

@media (min-width: 760px) {
  .features--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 0; gap: clamp(1.5rem, 3vw, 3rem); }
  .features--3 .feature { border-top: 1px solid var(--c-line); border-bottom: 0; }
}

.feature {
  display: grid;
  align-content: start;
  gap: 0.6rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--c-line);
}

.feature h3 { font-size: var(--fs-h3); }
.feature p { color: var(--c-muted); font-size: var(--fs-small); line-height: 1.7; }

.feature__icon {
  width: 36px;
  height: 36px;
  color: var(--c-gold);
  margin-bottom: 0.4rem;
}

/* ---------- Product tile ---------- */
.tile {
  position: relative;
  display: grid;
  grid-template-rows: auto 1fr;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--c-text);
  overflow: hidden;
  transition: border-color 0.3s;
}

a.tile:hover { border-color: var(--c-line-strong); }

.tile__media {
  position: relative;
  aspect-ratio: 16 / 10;
  background: #000;
  overflow: hidden;
}

.tile__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 6%;
  transition: opacity 0.6s var(--ease-out), transform 0.8s var(--ease-out);
}

.tile__media img + img { opacity: 0; }

a.tile:hover .tile__media img:first-child { opacity: 0; }
a.tile:hover .tile__media img + img { opacity: 1; transform: scale(1.03); }
a.tile:hover .tile__media img:only-child { opacity: 1; transform: scale(1.04); }

.tile__body {
  display: grid;
  align-content: start;
  gap: 0.5rem;
  padding: 1.25rem 1.25rem 1.4rem;
  border-top: 1px solid var(--c-line);
}

.tile__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.tile__title { font-size: 1.35rem; font-weight: 400; letter-spacing: -0.02em; }
.tile__title .wordmark { font-weight: 300; }
.tile__body p { color: var(--c-muted); font-size: var(--fs-small); }

.tile__go {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  margin-top: 0.4rem;
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-text);
}

a.tile:hover .tile__go { color: var(--c-gold); }
.tile__go .icon { transition: transform 0.3s var(--ease-out); }
a.tile:hover .tile__go .icon { transform: translateX(4px); }

/* ---------- Pipeline list (products in development) ---------- */
.pipeline {
  list-style: none;
  padding: 0;
  display: grid;
  border-top: 1px solid var(--c-line);
}

.pipeline li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.35rem 1.5rem;
  align-items: center;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--c-line);
}

.pipeline h3 { font-size: 1.05rem; font-weight: 500; }
.pipeline p { grid-column: 1 / -1; grid-row: 2; color: var(--c-muted); font-size: var(--fs-small); max-width: 62ch; }
.pipeline .chip { grid-column: 2; grid-row: 1; justify-self: end; }

@media (min-width: 760px) {
  .pipeline li { grid-template-columns: minmax(0, 14rem) minmax(0, 1fr) auto; }
  .pipeline p,
  .pipeline .chip { grid-column: auto; grid-row: auto; }
}

/* ---------- Comparison table ---------- */
.table-scroll { overflow-x: auto; }

.compare {
  width: 100%;
  min-width: 320px;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

.compare th,
.compare td {
  padding: 0.95rem 1rem 0.95rem 0;
  text-align: left;
  border-bottom: 1px solid var(--c-line);
  vertical-align: top;
}

.compare thead th {
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-muted);
  border-bottom-color: var(--c-line-strong);
}

.compare tbody th {
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-muted);
  width: 34%;
}

/* ---------- Call-to-action band ---------- */
.cta-band {
  position: relative;
  display: grid;
  gap: 2rem;
  padding: clamp(2rem, 1.5rem + 3vw, 4rem);
  background:
    radial-gradient(60% 120% at 100% 0%, rgba(255, 215, 0, 0.1), transparent 60%),
    var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
}

@media (min-width: 900px) {
  .cta-band { grid-template-columns: minmax(0, 1fr) auto; align-items: end; }
}

.cta-band h2 { max-width: 20ch; }
.cta-band p { margin-top: 1rem; color: var(--c-muted); max-width: 52ch; }

/* ---------- Forms ---------- */
.form {
  display: grid;
  gap: 1.25rem;
}

.form__row {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .form__row--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.field {
  display: grid;
  gap: 0.5rem;
}

.field label,
.field legend {
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.field input,
.field textarea,
.field select {
  width: 100%;
  min-height: 50px;
  padding: 0.8rem 0.95rem;
  background: var(--c-surface);
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius);
  color: var(--c-text);
  font-size: 1rem;
  transition: border-color 0.2s, background-color 0.2s;
}

.field textarea { min-height: 150px; resize: vertical; line-height: 1.6; }

.field input::placeholder,
.field textarea::placeholder { color: var(--c-faint); }

.field input:hover,
.field textarea:hover { border-color: var(--c-faint); }

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--c-gold);
  background: var(--c-surface-2);
}

.field.has-error input,
.field.has-error textarea { border-color: #ff7a6b; }

.field__error {
  font-size: 0.78rem;
  color: #ff9a8e;
  min-height: 0;
}

.topics {
  border: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.topics__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.topic {
  position: relative;
}

.topic input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.topic span {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0.45rem 0.95rem;
  border: 1px solid var(--c-line-strong);
  border-radius: 999px;
  font-size: 0.8rem;
  color: var(--c-muted);
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background-color 0.2s;
}

.topic span:hover { color: var(--c-text); border-color: var(--c-faint); }

.topic input:checked + span {
  color: #000;
  background: var(--c-gold);
  border-color: var(--c-gold);
}

.topic input:focus-visible + span { outline: 2px solid var(--c-gold); outline-offset: 3px; }

.form__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.form__note { font-size: 0.76rem; color: var(--c-faint); max-width: 40ch; }
.form__note a { color: var(--c-muted); }

.form-status {
  display: grid;
  gap: 0.75rem;
  padding: 1.25rem;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius);
  background: var(--c-surface);
  font-size: var(--fs-small);
}

.form-status--ok { border-color: rgba(143, 214, 148, 0.5); }
.form-status--info { border-color: var(--c-gold-line); }

.form-status h3 { font-size: 1rem; }

.copy-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.copy-line code {
  padding: 0.35rem 0.6rem;
  background: #000;
  border: 1px solid var(--c-line);
  border-radius: 3px;
  font-family: var(--font);
  user-select: all;
}

/* ---------- Newsletter: issue card (home + archive) ---------- */
.issue-card {
  display: grid;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.3s;
}

.issue-card:hover { border-color: var(--c-line-strong); }

.issue-card__media {
  position: relative;
  display: block;
  aspect-ratio: 16 / 9;
  background: #000;
  overflow: hidden;
}

.issue-card__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 4% 6%;
  transition: transform 0.9s var(--ease-out);
}

.issue-card:hover .issue-card__media img { transform: scale(1.03); }

.issue-card__no {
  position: absolute;
  right: 1rem;
  top: 0.6rem;
  font-size: clamp(2.6rem, 2rem + 3vw, 4.5rem);
  font-weight: 100;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--c-gold-line);
}

.issue-card__body {
  display: grid;
  justify-items: start;
  align-content: start;
  gap: 0.8rem;
  padding: clamp(1.1rem, 2.5vw, 1.75rem);
  border-top: 1px solid var(--c-line);
}

.issue-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 1rem;
  font-size: 0.76rem;
  color: var(--c-faint);
}

.issue-card__title {
  font-size: clamp(1.35rem, 1.1rem + 1vw, 2rem);
  font-weight: 400;
  letter-spacing: -0.03em;
}

.issue-card__title a { text-decoration: none; }
.issue-card__title a:hover { color: var(--c-gold); }
.issue-card__summary { color: var(--c-muted); font-size: var(--fs-small); max-width: 60ch; }

@media (min-width: 900px) {
  .issue-card--featured { grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); }
  .issue-card--featured .issue-card__media { aspect-ratio: auto; min-height: 100%; }
  .issue-card--featured .issue-card__body { border-top: 0; border-left: 1px solid var(--c-line); align-content: center; }
}

/* ---------- Newsletter: highlights list ---------- */
.issue-highlights {
  display: grid;
  gap: 0.6rem;
}

.issue-highlights ul {
  list-style: none;
  padding: 0;
  border-top: 1px solid var(--c-line);
}

.issue-highlights a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--c-line);
  text-decoration: none;
  font-size: 0.92rem;
  color: var(--c-text);
  transition: color 0.2s;
}

.issue-highlights a:hover { color: var(--c-gold); }
.issue-highlights .icon { flex: none; transition: transform 0.25s var(--ease-out); }
.issue-highlights a:hover .icon { transform: translateX(4px); }

/* ---------- Newsletter: sign-up form ---------- */
.subscribe {
  display: grid;
  gap: 0.75rem;
}

.subscribe__label {
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.subscribe__row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.subscribe__row input {
  flex: 1 1 14rem;
  min-width: 0;
  min-height: 48px;
  padding: 0.7rem 0.95rem;
  background: #000;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius);
  color: var(--c-text);
  font-size: 1rem;
}

.subscribe__row input::placeholder { color: var(--c-faint); }

.subscribe__row input:focus {
  outline: none;
  border-color: var(--c-gold);
}

.subscribe__row input[aria-invalid="true"] { border-color: #ff7a6b; }

.subscribe__row .btn { flex: 0 0 auto; }

.subscribe__consent {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.76rem;
  line-height: 1.55;
  color: var(--c-faint);
  cursor: pointer;
}

.subscribe__consent input {
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 0.1rem;
  accent-color: var(--c-gold);
}

.subscribe__consent a { color: var(--c-muted); }

.subscribe__msg {
  font-size: 0.8rem;
  line-height: 1.55;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius);
}

.subscribe__msg--ok { border-color: rgba(143, 214, 148, 0.5); color: var(--c-ok); }
.subscribe__msg--info { border-color: var(--c-gold-line); color: var(--c-text); }
.subscribe__msg--error { border-color: rgba(255, 122, 107, 0.6); color: #ff9a8e; }

.subscribe-card {
  display: grid;
  align-content: start;
  gap: 1.1rem;
  padding: clamp(1.25rem, 3vw, 2rem);
  background:
    radial-gradient(80% 60% at 100% 0%, rgba(255, 215, 0, 0.09), transparent 60%),
    var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
}

.subscribe-card h3 {
  font-size: clamp(1.2rem, 1rem + 0.8vw, 1.6rem);
  font-weight: 400;
  letter-spacing: -0.02em;
}

.subscribe-card > p { color: var(--c-muted); font-size: var(--fs-small); }