/* Marketing site UI kit — component styles.
   Pairs with ../../colors_and_type.css for tokens. */

/* RESET */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }

/* LAYOUT */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding: var(--s-9) 0; position: relative; }
.section + .section { border-top: 1px solid var(--border); }
.section-dark { background: var(--ink-900); color: var(--fg-on-dark); }
.section-dark + .section-dark, .section-dark + .section { border-top: 0; }
.section-dark h1, .section-dark h2, .section-dark h3 { color: var(--white); }
.section-dark .lead, .section-dark p { color: var(--mist-300); }

.grid { display: grid; gap: var(--s-5); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 800px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } .grid-2 { grid-template-columns: 1fr; } }

.row { display: flex; flex-wrap: wrap; gap: var(--s-3); align-items: center; }
.row-between { justify-content: space-between; }

/* DEVICES */
.rule { height: var(--rule-h); background: var(--accent); border: 0; width: 100%; }
.rule--short { width: 96px; }
.rule--medium { width: 240px; }

.frame { position: relative; }
.frame::before, .frame::after, .frame > .frame__bl, .frame > .frame__br {
  content: ""; position: absolute; width: var(--bracket-size); height: var(--bracket-size);
  border-color: var(--accent); border-style: solid; pointer-events: none;
}
.frame::before { top: 0; left: 0; border-width: var(--bracket-stroke) 0 0 var(--bracket-stroke); }
.frame::after  { top: 0; right: 0; border-width: var(--bracket-stroke) var(--bracket-stroke) 0 0; }
.frame > .frame__bl { bottom: 0; left: 0; border-width: 0 0 var(--bracket-stroke) var(--bracket-stroke); }
.frame > .frame__br { bottom: 0; right: 0; border-width: 0 var(--bracket-stroke) var(--bracket-stroke) 0; }
.frame--white::before, .frame--white::after, .frame--white > .frame__bl, .frame--white > .frame__br { border-color: var(--white); }
.frame--mist::before, .frame--mist::after, .frame--mist > .frame__bl, .frame--mist > .frame__br { border-color: var(--mist-200); }

.hatch { position: absolute; inset: 0; pointer-events: none;
  background-image: repeating-linear-gradient(45deg, transparent 0, transparent 6px, rgba(255,255,255,0.04) 6px, rgba(255,255,255,0.04) 7px);
}
.hatch--dense { background-image: repeating-linear-gradient(45deg, transparent 0, transparent 4px, rgba(255,255,255,0.05) 4px, rgba(255,255,255,0.05) 5px); }
.hatch--on-light { background-image: repeating-linear-gradient(45deg, transparent 0, transparent 6px, rgba(31,31,31,0.04) 6px, rgba(31,31,31,0.04) 7px); }
.hatch--on-red { background-image: repeating-linear-gradient(45deg, transparent 0, transparent 6px, rgba(255,255,255,0.06) 6px, rgba(255,255,255,0.06) 7px); }

.scan { position: absolute; inset: 0; pointer-events: none; z-index: 0; }
.scan svg { width: 100%; height: 100%; display: block; }
.scan--grid {
  background-image:
    linear-gradient(to right,  rgba(255,255,255,0.09) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.09) 1px, transparent 1px),
    linear-gradient(to right,  rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 100px 100px, 100px 100px, 20px 20px, 20px 20px;
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, black 30%, black 100%);
  mask-image: linear-gradient(180deg, transparent 0%, black 30%, black 100%);
}

/* HEADER */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--ink-900); color: var(--white);
  border-bottom: var(--rule-h) solid var(--accent);
}
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--s-4) var(--gutter); max-width: var(--maxw); margin: 0 auto;
}
.brand-mark { display: inline-flex; align-items: center; gap: var(--s-4); text-decoration: none; }
.brand-mark__logo { height: 32px; width: auto; display: block; }
.brand-mark__tag {
  font-family: var(--font-mono); font-size: 0.65rem; font-weight: 500;
  letter-spacing: 0.16em; color: var(--mist-300); text-transform: uppercase;
  padding-left: var(--s-4); border-left: 1px solid var(--grey-600);
}
.site-nav { display: flex; gap: var(--s-5); align-items: center; }
.site-nav a { color: var(--mist-300); text-decoration: none; font-size: 0.85rem; font-weight: 500; transition: color 0.15s var(--ease); }
.site-nav a:hover, .site-nav a.is-active { color: var(--accent); }
.site-nav .btn { font-size: 0.72rem; padding: 0.625rem 1rem; }
@media (max-width: 760px) { .site-nav a:not(.btn) { display: none; } }
.site-header__burger { display: none; background: transparent; border: 1px solid var(--grey-600); border-radius: 2px; padding: 8px; color: var(--white); cursor: pointer; }
@media (max-width: 760px) { .site-header__burger { display: inline-flex; align-items: center; justify-content: center; } }
.site-mobile-nav a { color: var(--mist-300); text-decoration: none; font-family: var(--font-mono); text-transform: uppercase; font-size: 0.85rem; letter-spacing: 0.06em; padding: 16px 0; border-bottom: 1px solid rgba(255,255,255,0.1); }
.site-mobile-nav a.is-active { color: var(--accent); }

/* HERO */
.hero {
  position: relative; background: var(--ink-900); color: var(--white);
  overflow: hidden;
  padding: clamp(4rem, 10vw, 8rem) 0 clamp(4rem, 10vw, 7rem);
  border-bottom: var(--rule-h) solid var(--accent);
}
.hero__inner { position: relative; z-index: 2; }
.hero h1 {
  font-family: var(--font-display); font-weight: 400;
  font-size: clamp(3rem, 9vw, 7rem); line-height: 0.92; letter-spacing: 0.01em;
  text-transform: uppercase; color: var(--white);
  margin: var(--s-5) 0; max-width: 14ch;
}
.hero h1 .accent { color: var(--accent); }
.hero p { color: var(--mist-300); max-width: 56ch; font-size: 1.0625rem; }
.hero__meta {
  margin-top: var(--s-7); padding-top: var(--s-5);
  border-top: 1px solid rgba(255,255,255,0.12);
  display: flex; flex-wrap: wrap; gap: var(--s-7);
  font-size: 0.7rem; font-family: var(--font-mono); color: var(--mist-400);
  letter-spacing: 0.08em; text-transform: uppercase;
}
.hero__meta strong {
  color: var(--white); font-weight: 400; display: block;
  font-size: 1.75rem; font-family: var(--font-display);
  letter-spacing: 0.02em; margin-top: var(--s-2);
}

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s-2);
  padding: 0.875rem 1.5rem;
  font-family: var(--font-body); font-weight: 600;
  font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase;
  text-decoration: none;
  border: 2px solid transparent; border-radius: var(--r-sm);
  cursor: pointer; line-height: 1; position: relative;
  transition: background var(--dur-fast) var(--ease),
              border-color var(--dur-fast) var(--ease),
              color var(--dur-fast) var(--ease),
              transform var(--dur-fast) var(--ease),
              box-shadow var(--dur-fast) var(--ease);
}
.btn--primary { background: var(--accent); color: var(--white); border-color: var(--accent); }
.btn--primary:hover { background: var(--red-700); border-color: var(--red-700); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn--secondary { background: transparent; color: var(--ink-900); border-color: var(--ink-900); }
.btn--secondary:hover { background: var(--ink-900); color: var(--white); }
.btn--ghost { background: transparent; color: var(--ink-700); border-color: var(--mist-200); }
.btn--ghost:hover { border-color: var(--ink-900); color: var(--ink-900); }
.btn--on-dark { background: transparent; color: var(--white); border-color: var(--white); }
.btn--on-dark:hover { background: var(--white); color: var(--ink-900); }
.btn--lg { padding: 1.125rem 2rem; font-size: 0.95rem; }
.btn--sm { padding: 0.625rem 1.125rem; font-size: 0.78rem; }
.btn .arrow { transition: transform var(--dur-fast) var(--ease); }
.btn:hover .arrow { transform: translateX(3px); }

/* CARD */
.card {
  position: relative; background: var(--white);
  border: 1px solid var(--border); border-radius: var(--r-sm);
  padding: var(--s-6);
  transition: border-color var(--dur-mid) var(--ease),
              transform var(--dur-mid) var(--ease),
              box-shadow var(--dur-mid) var(--ease);
}
.card::before, .card::after, .card > .card__bl, .card > .card__br {
  content: ""; position: absolute; width: 12px; height: 12px;
  border-color: var(--accent); border-style: solid; pointer-events: none;
  transition: width var(--dur-mid) var(--ease), height var(--dur-mid) var(--ease);
}
.card::before { top: -1px; left: -1px; border-width: 2px 0 0 2px; }
.card::after  { top: -1px; right: -1px; border-width: 2px 2px 0 0; }
.card > .card__bl { bottom: -1px; left: -1px; border-width: 0 0 2px 2px; }
.card > .card__br { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; }
.card:hover::before, .card:hover::after, .card:hover > .card__bl, .card:hover > .card__br { width: 18px; height: 18px; }
.card:hover { border-color: var(--ink-900); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.card__meta {
  font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.12em;
  color: var(--grey-500); text-transform: uppercase; margin-bottom: var(--s-4);
  display: flex; justify-content: space-between;
}
.card__meta strong { color: var(--accent); font-weight: 600; }
.card__title { font-size: 1.125rem; font-weight: 700; margin: 0 0 var(--s-3); color: var(--ink-900); }
.card__body { font-size: 0.9375rem; color: var(--grey-500); line-height: 1.6; margin: 0; }

.card--dark { background: var(--ink-900); border-color: var(--ink-900); color: var(--white); }
.card--dark .card__title { color: var(--white); }
.card--dark .card__body { color: var(--mist-300); }
.card--dark .card__meta { color: var(--mist-400); }
.card--accent { background: var(--accent); border-color: var(--accent); color: var(--white); overflow: hidden; }
.card--accent::before, .card--accent::after, .card--accent > .card__bl, .card--accent > .card__br { border-color: var(--white); }
.card--accent .card__title { color: var(--white); position: relative; z-index: 1; }
.card--accent .card__body { color: rgba(255,255,255,0.92); position: relative; z-index: 1; }
.card--accent .card__meta { color: rgba(255,255,255,0.75); position: relative; z-index: 1; }
.card--accent .card__meta strong { color: var(--white); }

/* SECTION HEADER */
.sec-head { display: grid; gap: var(--s-4); margin-bottom: var(--s-6); }
.sec-head__top { display: flex; align-items: center; justify-content: space-between; gap: var(--s-4); flex-wrap: wrap; }
.sec-head__rule { height: var(--rule-h); background: var(--accent); width: 96px; }
.sec-head h2 { margin: 0; }

/* SERVICE LIST */
.service-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0; }
.service-list li {
  font-family: var(--font-display); font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1; letter-spacing: 0.02em; text-transform: uppercase; color: var(--white);
  padding: var(--s-4) 0; border-bottom: 1px solid rgba(255,255,255,0.15);
  transition: color var(--dur-fast) var(--ease), padding-left var(--dur-fast) var(--ease);
  cursor: default;
  display: flex; align-items: baseline; justify-content: space-between; gap: var(--s-4);
}
.service-list li::before {
  content: attr(data-num); font-family: var(--font-mono); font-size: 0.7rem;
  color: var(--accent); font-weight: 600; letter-spacing: 0.12em; flex: 0 0 auto;
}
.service-list li:hover { color: var(--accent); padding-left: var(--s-3); }
.service-list li:first-child { border-top: 1px solid rgba(255,255,255,0.15); }
.service-list .arrow { color: var(--accent); }

/* IMPACT */
.impact-block {
  position: relative; background: var(--accent); color: var(--white);
  padding: clamp(3rem, 7vw, 5rem) clamp(2rem, 5vw, 4rem);
  border-radius: var(--r-sm); overflow: hidden;
}
.impact-block__content { position: relative; z-index: 2; max-width: 60ch; }
.impact-block h2 {
  font-family: var(--font-display); font-weight: 400;
  font-size: clamp(2.5rem, 6vw, 4.5rem); color: var(--white);
  line-height: 0.95; letter-spacing: 0.02em; text-transform: uppercase;
  margin: 0 0 var(--s-4);
}
.impact-block p { color: rgba(255,255,255,0.92); font-size: 1.0625rem; }
.impact-block .btn--on-dark { border-color: var(--white); margin-top: var(--s-4); }

/* STAT */
.stat { border-left: 3px solid var(--accent); padding-left: var(--s-5); }
.stat__num {
  font-family: var(--font-display); font-size: clamp(2.5rem, 5vw, 3.75rem);
  line-height: 1; color: var(--ink-900); letter-spacing: 0.02em;
}
.section-dark .stat__num { color: var(--white); }
.stat__label {
  font-family: var(--font-mono); font-size: 0.7rem; text-transform: uppercase;
  letter-spacing: 0.12em; color: var(--grey-500); margin-top: var(--s-3); font-weight: 500;
}
.section-dark .stat__label { color: var(--mist-400); }

/* FORM */
.form { display: grid; gap: var(--s-5); max-width: 560px; }
.form__row { display: grid; gap: var(--s-2); }
.form__label {
  font-family: var(--font-mono); font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-900);
}
.form__input {
  width: 100%; padding: 0.75rem 1rem;
  font-family: var(--font-body); font-size: 1rem; color: var(--ink-900);
  background: var(--white); border: 1px solid var(--mist-200); border-radius: var(--r-sm);
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}
.form__input:hover { border-color: var(--grey-500); }
.form__input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(177,0,0,0.15); }
.form__input--area { resize: vertical; min-height: 120px; }

/* FOOTER */
.site-footer {
  background: var(--ink-900); color: var(--mist-300);
  padding: var(--s-8) 0 var(--s-6); position: relative;
}
.site-footer .wrap { display: grid; gap: var(--s-6); }
.site-footer__top { display: flex; flex-wrap: wrap; gap: var(--s-7); justify-content: space-between; align-items: flex-start; }
.site-footer__cols { display: flex; flex-wrap: wrap; gap: var(--s-7); }
.site-footer__col { display: grid; gap: var(--s-3); min-width: 140px; }
.site-footer__col h4 {
  font-family: var(--font-mono); font-size: 0.7rem; font-weight: 600; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--mist-300); margin: 0 0 var(--s-2);
}
.site-footer__col a { color: var(--mist-400); text-decoration: none; font-size: 0.85rem; }
.site-footer__col a:hover { color: var(--white); }
.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.10);
  padding-top: var(--s-4);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--s-3);
  font-family: var(--font-mono); font-size: 0.7rem; color: var(--mist-400);
  letter-spacing: 0.08em; text-transform: uppercase;
}

/* PLACEHOLDER IMAGE */
.ph-img {
  position: relative; aspect-ratio: 4 / 3; width: 100%;
  background: var(--mist-100);
  border: 1px solid var(--mist-200);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.12em;
  color: var(--grey-500); text-transform: uppercase;
  background-image: repeating-linear-gradient(45deg, transparent 0, transparent 9px, rgba(31,31,31,0.04) 9px, rgba(31,31,31,0.04) 10px);
}
.ph-img--dark { background: var(--ink-800); color: var(--mist-400); border-color: var(--grey-700); background-image: repeating-linear-gradient(45deg, transparent 0, transparent 9px, rgba(255,255,255,0.05) 9px, rgba(255,255,255,0.05) 10px); }
.ph-img__label { position: absolute; bottom: 10px; left: 12px; }

/* REVEAL */
@keyframes rise { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.reveal { animation: rise 0.6s var(--ease) both; }


/* RESPONSIVE LAYOUT HELPERS */
.split { display: grid; grid-template-columns: 1.1fr 1fr; gap: 72px; align-items: start; }
.split--rev { grid-template-columns: 1fr 1.1fr; }
.split--center { align-items: center; }
@media (max-width: 900px) { .split, .split--rev { grid-template-columns: 1fr; gap: 40px; } }

.mosaic { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 250px; gap: 20px; grid-auto-flow: dense; }
@media (max-width: 900px) { .mosaic { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 200px; } }

.workgrid { display: grid; grid-template-columns: repeat(3, 1fr); grid-template-rows: 280px 280px; gap: 20px; }
@media (max-width: 900px) { .workgrid { grid-template-columns: repeat(2, 1fr); grid-template-rows: none; grid-auto-rows: 220px; } }

.logo-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 16px; }

.hero__meta { flex-wrap: wrap; }
@media (max-width: 760px) { .site-nav { gap: 12px; } }