/* style.css — Diller Ventures component styles */

/* ---------- Layout primitives ---------- */
.container {
  width: 100%;
  max-width: var(--content-default);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-8));
}

.container--wide {
  max-width: var(--content-wide);
}

section {
  padding-block: clamp(var(--space-16), 9vw, var(--space-24));
  position: relative;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--color-accent);
}

.section-title {
  font-size: var(--text-xl);
  margin-top: var(--space-3);
  margin-bottom: var(--space-6);
  max-width: 22ch;
}

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-4);
  background: var(--color-ink);
  color: var(--color-text-inverse);
  padding: var(--space-2) var(--space-4);
  z-index: 200;
}
.skip-link:focus {
  top: var(--space-4);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-divider);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-3);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  min-width: 0;
}

.brand__logo {
  width: clamp(150px, 18vw, 230px);
  height: auto;
  max-height: 64px;
  flex: none;
  object-fit: contain;
  object-position: left center;
  filter: drop-shadow(0 1px 0 rgba(0, 0, 0, 0.12));
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand__tag {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: 2px;
}

@media (max-width: 520px) {
  .brand__logo {
    width: 136px;
  }

  .header-actions .btn {
    display: none;
  }
}

.nav {
  display: none;
  gap: var(--space-6);
  align-items: center;
}

.nav a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}

.nav a:hover {
  color: var(--color-text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.theme-toggle {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  background: transparent;
}
.theme-toggle:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

@media (min-width: 820px) {
  .nav { display: inline-flex; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.85rem 1.35rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
}
.btn--primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn--ghost:hover {
  border-color: var(--color-text);
}

.btn--ink {
  background: var(--color-ink);
  color: var(--color-text-inverse);
}
.btn--ink:hover {
  background: var(--color-accent);
}

.btn svg {
  width: 16px;
  height: 16px;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding-block: clamp(var(--space-16), 11vw, var(--space-32));
  overflow: hidden;
  border-bottom: 1px solid var(--color-divider);
}

.hero::before {
  /* plan grid */
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.85), transparent 90%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,0.85), transparent 90%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: end;
}

@media (min-width: 980px) {
  .hero__inner {
    grid-template-columns: 1.4fr 1fr;
    gap: var(--space-16);
  }
}

.hero__copy h1 {
  font-size: var(--text-hero);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  font-weight: 800;
  line-height: 0.92;
}

.hero__copy h1 .accent {
  color: var(--color-accent);
}

.hero__copy h1 .stack {
  display: block;
}

.hero__lede {
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 52ch;
}

.hero__ctas {
  margin-top: var(--space-8);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.hero__meta {
  margin-top: var(--space-10);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-6);
}

@media (min-width: 640px) {
  .hero__meta { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

.hero__meta dt {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.hero__meta dd {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin-top: var(--space-1);
  color: var(--color-text);
}

/* Hero equipment image + spec panel */
.hero__visual {
  position: relative;
  aspect-ratio: 4 / 5;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.hero__visual::before {
  /* topographic / grade lines */
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      0deg,
      transparent 0,
      transparent 22px,
      var(--grid-line) 22px,
      var(--grid-line) 23px
    );
  pointer-events: none;
}

.equipment-photo {
  position: relative;
  width: calc(100% - var(--space-8));
  margin: auto var(--space-4) var(--space-4);
  border: 1px solid var(--color-border);
  background: var(--color-ink);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.equipment-photo img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: contrast(1.05) saturate(0.92);
}

.equipment-photo figcaption {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-inverse);
  background: var(--color-ink);
  padding: var(--space-2) var(--space-3);
}

.hero__visual .equipment {
  width: 86%;
  margin-bottom: 14%;
  color: var(--color-ink);
  filter: drop-shadow(0 8px 12px rgba(0,0,0,0.2));
  position: relative;
}

.hero__visual .ground {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 10%;
  height: 1px;
  background: var(--color-text);
  opacity: 0.6;
}

.hero__visual .spec-panel {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  background: var(--color-ink);
  color: var(--color-text-inverse);
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-radius: var(--radius-sm);
}
.hero__visual .spec-panel span:first-child {
  color: var(--color-accent);
}

.hero__visual .corner-tag {
  position: absolute;
  bottom: var(--space-4);
  right: var(--space-4);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* ---------- Capability ribbon ---------- */
.ribbon {
  background: var(--color-ink);
  color: var(--color-text-inverse);
  padding-block: var(--space-6);
  border-block: 1px solid var(--color-ink);
}

.ribbon__track {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (min-width: 720px) {
  .ribbon__track { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

.ribbon__item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-3);
}

.ribbon__num {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.ribbon__label {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: color-mix(in oklab, var(--color-text-inverse) 70%, transparent);
}

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 720px) {
  .services-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1000px) {
  .services-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.service-card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: var(--space-6) var(--space-6) var(--space-8);
  display: flex;
  flex-direction: column;
  min-height: 220px;
  overflow: hidden;
  transition: border-color var(--transition-interactive), transform var(--transition-interactive);
}

.service-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.service-card__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  color: var(--color-text-faint);
}

.service-card__title {
  font-size: 1.4rem;
  text-transform: uppercase;
  margin-top: var(--space-4);
  letter-spacing: -0.005em;
}

.service-card__desc {
  margin-top: var(--space-3);
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.service-card__rule {
  margin-top: auto;
  padding-top: var(--space-5);
}
.service-card__rule::before {
  content: '';
  display: block;
  height: 2px;
  width: 36px;
  background: var(--color-accent);
}

/* ---------- Equipment / mobilization ---------- */
.equipment {
  background: var(--color-surface);
  border-block: 1px solid var(--color-divider);
}

.equipment__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

@media (min-width: 920px) {
  .equipment__grid {
    grid-template-columns: 0.85fr 1.15fr;
    gap: var(--space-16);
    align-items: start;
  }
}

.spec-table {
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
}

.spec-row {
  display: grid;
  grid-template-columns: minmax(110px, 0.5fr) 1fr;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-divider);
  align-items: center;
}

.spec-row:last-child { border-bottom: 0; }

.spec-row dt {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.spec-row dd {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
}

.mobilization-list {
  list-style: none;
  display: grid;
  gap: var(--space-3);
}

.mobilization-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  align-items: start;
  padding: var(--space-4) var(--space-5);
  border: 1px solid var(--color-divider);
  background: var(--color-surface-2);
}

.mobilization-list .tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  padding-top: 3px;
  min-width: 60px;
}

.mobilization-list strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 2px;
}

.mobilization-list p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* ---------- Government identifiers ---------- */
.gov {
  position: relative;
  background: var(--color-ink);
  color: var(--color-text-inverse);
  overflow: hidden;
}

.gov::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(236,231,216,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(236,231,216,0.04) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

.gov .container { position: relative; }

.gov .eyebrow { color: color-mix(in oklab, var(--color-text-inverse) 65%, transparent); }
.gov .eyebrow::before { background: var(--color-accent); }

.gov h2 {
  font-size: var(--text-xl);
  margin-top: var(--space-3);
  max-width: 24ch;
}

.gov-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-top: var(--space-10);
}

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

@media (min-width: 960px) {
  .gov-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

.gov-card {
  border: 1px solid rgba(236, 231, 216, 0.18);
  padding: var(--space-5) var(--space-5) var(--space-6);
  background: rgba(236, 231, 216, 0.03);
}

.gov-card__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--color-text-inverse) 60%, transparent);
}

.gov-card__value {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 600;
  margin-top: var(--space-2);
  letter-spacing: 0.04em;
  word-break: break-all;
}

.gov-card__note {
  margin-top: var(--space-2);
  font-size: 0.85rem;
  color: color-mix(in oklab, var(--color-text-inverse) 65%, transparent);
}

.gov-naics {
  margin-top: var(--space-8);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

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

.gov-naics li {
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-3);
  color: color-mix(in oklab, var(--color-text-inverse) 80%, transparent);
}

.gov-cta {
  margin-top: var(--space-10);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* ---------- Past performance ---------- */
.past {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

@media (min-width: 920px) {
  .past {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: start;
  }
}

.past__statement {
  border-left: 3px solid var(--color-accent);
  padding-left: var(--space-6);
  font-size: var(--text-lg);
  color: var(--color-text);
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.005em;
  line-height: 1.25;
}

.past__signature {
  margin-top: var(--space-6);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.past__list {
  display: grid;
  gap: var(--space-3);
  list-style: none;
}

.past__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border: 1px solid var(--color-divider);
  background: var(--color-surface-2);
  align-items: center;
}

.past__list .badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.past__list p {
  font-size: 0.95rem;
  color: var(--color-text);
}

/* ---------- Mission ---------- */
.mission {
  background: var(--color-surface);
  border-block: 1px solid var(--color-divider);
}

.mission__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

@media (min-width: 920px) {
  .mission__grid {
    grid-template-columns: 1fr 1.4fr;
    gap: var(--space-16);
    align-items: start;
  }
}

.mission__statement {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.005em;
  color: var(--color-text);
  max-width: 38ch;
}

.values {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

@media (min-width: 720px) {
  .values { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

.value-card {
  padding: var(--space-5);
  border: 1px solid var(--color-divider);
  background: var(--color-surface-2);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.value-card__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--color-text-faint);
}

.value-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.value-card__desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

/* ---------- Contact ---------- */
.contact {
  position: relative;
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

@media (min-width: 920px) {
  .contact__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--space-16);
    align-items: start;
  }
}

.contact__lead {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  max-width: 44ch;
}

.contact__primary {
  display: grid;
  gap: var(--space-3);
}

.contact-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: var(--space-4);
  align-items: baseline;
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-divider);
}

.contact-row dt {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.contact-row dd a {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.005em;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.contact-row dd a:hover {
  color: var(--color-accent);
}

/* Quote form */
.quote-card {
  background: var(--color-ink);
  color: var(--color-text-inverse);
  padding: var(--space-8);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-ink);
}

.quote-card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.quote-card p {
  color: color-mix(in oklab, var(--color-text-inverse) 75%, transparent);
  margin-top: var(--space-3);
  font-size: 0.95rem;
}

.quote-form {
  margin-top: var(--space-6);
  display: grid;
  gap: var(--space-4);
}

.field {
  display: grid;
  gap: var(--space-2);
}

.field label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--color-text-inverse) 65%, transparent);
}

.field input,
.field textarea {
  background: rgba(236, 231, 216, 0.06);
  border: 1px solid rgba(236, 231, 216, 0.2);
  color: var(--color-text-inverse);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  border-radius: var(--radius-sm);
  resize: vertical;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  background: rgba(225, 100, 50, 0.08);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-12);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 720px) {
  .site-footer__inner {
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: var(--space-12);
  }
}

.footer-brand p {
  margin-top: var(--space-3);
  font-size: 0.9rem;
  color: var(--color-text-muted);
  max-width: 36ch;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  font-weight: 400;
}

.footer-col ul {
  list-style: none;
  display: grid;
  gap: var(--space-2);
  font-size: 0.95rem;
}

.footer-col a:hover { color: var(--color-accent); }

.footer-legal {
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

/* ---------- Misc ---------- */
.divider-rule {
  height: 2px;
  width: 56px;
  background: var(--color-accent);
  margin-bottom: var(--space-6);
}

[hidden] { display: none !important; }