/* Starlight Marble — Business Intelligence */
:root {
  --ivory: #f7f3eb;
  --ivory-deep: #ebe4d4;
  --marble: #f0ebe0;
  --navy: #0b1c33;
  --navy-mid: #16304f;
  --navy-soft: #1e3a5f;
  --gold: #c9a227;
  --gold-bright: #e0bc4a;
  --gold-vein: rgba(201, 162, 39, 0.55);
  --ink: #122033;
  --ink-soft: #3a4a5c;
  --muted: #6a7585;
  --surface: rgba(247, 243, 235, 0.88);
  --line: rgba(11, 28, 51, 0.12);
  --star: rgba(255, 255, 255, 0.85);
  --font-display: "Cormorant Garamond", "Times New Roman", serif;
  --font-body: "Source Serif 4", "Georgia", serif;
  --space: clamp(1rem, 2vw, 1.75rem);
  --max: 70rem;
  --header-h: 4.1rem;
  --ease-vein: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-soft: cubic-bezier(0.33, 1, 0.68, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1.06rem;
  line-height: 1.68;
  letter-spacing: 0.01em;
  color: var(--ink);
  background:
    radial-gradient(ellipse 50% 38% at 8% 0%, rgba(201, 162, 39, 0.14), transparent 55%),
    radial-gradient(ellipse 42% 32% at 92% 6%, rgba(30, 58, 95, 0.12), transparent 50%),
    radial-gradient(ellipse 55% 45% at 50% 100%, rgba(11, 28, 51, 0.08), transparent 55%),
    linear-gradient(168deg, var(--ivory) 0%, var(--marble) 48%, var(--ivory-deep) 100%);
  background-attachment: fixed;
}

body::before {
  content: "";
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.45;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 18%, var(--star), transparent),
    radial-gradient(1px 1px at 28% 62%, var(--star), transparent),
    radial-gradient(1.2px 1.2px at 61% 22%, var(--star), transparent),
    radial-gradient(1px 1px at 78% 48%, var(--star), transparent),
    radial-gradient(1.4px 1.4px at 88% 14%, var(--star), transparent),
    radial-gradient(1px 1px at 44% 78%, var(--star), transparent),
    linear-gradient(
      118deg,
      transparent 0%,
      rgba(201, 162, 39, 0.07) 22%,
      transparent 38%,
      rgba(255, 255, 255, 0.2) 52%,
      transparent 68%,
      rgba(201, 162, 39, 0.09) 82%,
      transparent 100%
    );
  background-size: auto, auto, auto, auto, auto, auto, 240% 100%;
  animation: marbleVein 26s ease-in-out infinite;
}

@keyframes marbleVein {
  0%, 100% { background-position: 0 0, 0 0, 0 0, 0 0, 0 0, 0 0, 0% 50%; }
  50% { background-position: 0 0, 0 0, 0 0, 0 0, 0 0, 0 0, 100% 50%; }
}

@media (prefers-reduced-motion: reduce) {
  body::before { animation: none; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

main,
.site-header,
.site-footer,
.cookie-banner {
  position: relative;
  z-index: 1;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--navy-mid);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: color 0.25s var(--ease-soft);
}

a:hover {
  color: var(--gold);
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: 0.01em;
  color: var(--navy);
}

h1 { font-size: clamp(2.35rem, 5.4vw, 3.65rem); font-weight: 700; }
h2 { font-size: clamp(1.55rem, 3vw, 2.2rem); }
h3 { font-size: 1.28rem; }

p { margin: 0 0 1rem; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(247, 243, 235, 0.82);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.85rem var(--space);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-h);
}

.brand {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--navy);
  text-decoration: none;
}

.brand:hover { color: var(--gold); }

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 0.55rem 0.65rem;
  cursor: pointer;
}

.nav-toggle__bar {
  display: block;
  width: 1.35rem;
  height: 1.5px;
  background: var(--navy);
  margin: 0.28rem 0;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1.35rem;
}

.site-nav a {
  font-size: 0.95rem;
  text-decoration: none;
  color: var(--ink-soft);
}

.site-nav a[aria-current="page"],
.site-nav a:hover {
  color: var(--navy);
}

@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--ivory);
    border-bottom: 1px solid var(--line);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s var(--ease-soft);
  }
  .site-nav.is-open { max-height: 22rem; }
  .site-nav ul {
    flex-direction: column;
    padding: 1rem var(--space) 1.25rem;
    gap: 0.85rem;
  }
}

/* Buttons — mineral veins */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.78rem 1.45rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 2px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.25s var(--ease-vein), box-shadow 0.3s var(--ease-soft);
}

.btn--vein {
  color: var(--ivory);
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 55%, var(--navy-soft) 100%);
  box-shadow: 0 8px 24px rgba(11, 28, 51, 0.22);
}

.btn--vein::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at var(--vx, 50%) var(--vy, 50%), rgba(224, 188, 74, 0.55), transparent 42%),
    linear-gradient(115deg, transparent 30%, rgba(201, 162, 39, 0.35) 48%, transparent 62%);
  opacity: 0;
  transition: opacity 0.35s var(--ease-vein);
}

.btn--vein:hover {
  transform: translateY(-1px);
  color: var(--ivory);
}

.btn--vein:hover::before,
.btn--vein.is-pressed::before {
  opacity: 1;
}

.btn--vein.is-pressed {
  transform: scale(0.98);
}

.btn--ghost {
  color: var(--navy);
  background: transparent;
  border-color: rgba(11, 28, 51, 0.28);
}

.btn--ghost:hover {
  border-color: var(--gold);
  color: var(--navy);
  background: rgba(201, 162, 39, 0.08);
}

.text-link {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
}

/* Hero masthead — full bleed, brand first */
.hero-mast {
  position: relative;
  min-height: min(92vh, 54rem);
  display: grid;
  align-items: end;
  color: var(--ivory);
  overflow: hidden;
}

.hero-mast__plane {
  position: absolute;
  inset: 0;
  margin: 0;
}

.hero-mast__plane img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-mast__veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11, 28, 51, 0.35) 0%, rgba(11, 28, 51, 0.55) 40%, rgba(11, 28, 51, 0.88) 100%),
    radial-gradient(ellipse 80% 50% at 70% 20%, rgba(201, 162, 39, 0.18), transparent 60%);
}

.hero-mast__sky {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.star {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 6px rgba(255, 255, 255, 0.8);
  animation: twinkle 4.5s ease-in-out infinite;
}

.star--a { top: 12%; left: 18%; animation-delay: 0s; }
.star--b { top: 22%; left: 72%; width: 2px; height: 2px; animation-delay: 1.2s; }
.star--c { top: 38%; left: 48%; animation-delay: 0.6s; }
.star--d { top: 16%; left: 88%; width: 2px; height: 2px; animation-delay: 2s; }
.star--e { top: 48%; left: 12%; width: 2.5px; height: 2.5px; animation-delay: 1.7s; }

@keyframes twinkle {
  0%, 100% { opacity: 0.35; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.35); }
}

.hero-mast__copy {
  position: relative;
  z-index: 2;
  max-width: var(--max);
  width: 100%;
  margin: 0 auto;
  padding: clamp(3rem, 10vh, 6rem) var(--space) clamp(2.5rem, 6vh, 4rem);
}

.hero-mast__brand {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 5.2rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  margin: 0 0 1.25rem;
  color: var(--ivory);
  text-shadow: 0 2px 28px rgba(0, 0, 0, 0.35);
}

.hero-mast h1 {
  color: var(--ivory);
  font-size: clamp(1.45rem, 2.8vw, 2rem);
  font-weight: 500;
  max-width: 34rem;
  margin: 0 0 1rem;
  font-style: italic;
}

.hero-mast__lead {
  max-width: 32rem;
  color: rgba(247, 243, 235, 0.88);
  margin-bottom: 1.75rem;
}

/* Sections */
.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 4.5rem) var(--space);
}

.section--marble {
  background:
    linear-gradient(135deg, rgba(247, 243, 235, 0.95), rgba(235, 228, 212, 0.9)),
    radial-gradient(ellipse at 80% 20%, rgba(201, 162, 39, 0.12), transparent 50%);
  border-block: 1px solid var(--line);
  max-width: none;
  padding-inline: max(var(--space), calc((100% - var(--max)) / 2 + var(--space)));
}

.section--navy {
  background:
    radial-gradient(ellipse 60% 50% at 20% 0%, rgba(201, 162, 39, 0.15), transparent 55%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-mid) 100%);
  color: var(--ivory);
  max-width: none;
  padding-inline: max(var(--space), calc((100% - var(--max)) / 2 + var(--space)));
  border-block: 1px solid rgba(201, 162, 39, 0.2);
}

.section--navy h2,
.section--navy h3 {
  color: var(--ivory);
}

.section--navy .section__head p {
  color: rgba(247, 243, 235, 0.75);
}

.section__kicker {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.82rem;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.section__head {
  margin-bottom: 2rem;
  max-width: 40rem;
}

.section__head p {
  color: var(--muted);
}

.section__cta {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.section__grid--split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}

@media (max-width: 800px) {
  .section__grid--split {
    grid-template-columns: 1fr;
  }
}

.price-line {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--navy-soft);
  font-weight: 600;
}

.section--navy .price-line { color: var(--gold-bright); }

.media-frame {
  margin: 0;
  border-radius: 2px;
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(201, 162, 39, 0.25),
    0 18px 40px rgba(11, 28, 51, 0.18);
}

.media-frame img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
}

.media-frame--sm img {
  aspect-ratio: 4 / 3;
}

/* Offers */
.offer-rail {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.offer-rail a {
  display: grid;
  gap: 0.35rem;
  padding: 1.35rem 1.25rem;
  background: var(--surface);
  text-decoration: none;
  color: inherit;
  transition: background 0.25s var(--ease-soft);
}

.offer-rail a:hover {
  background: rgba(201, 162, 39, 0.1);
}

.offer-rail__meta {
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gold);
  font-family: var(--font-display);
}

.offer-rail__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--navy);
}

.offer-rail__short {
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.offer-rail__price {
  font-weight: 600;
  color: var(--navy-mid);
  margin-top: 0.25rem;
}

@media (min-width: 820px) {
  .offer-rail {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Evidence */
.evidence {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 800px) {
  .evidence {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}

.evidence h3 { margin-top: 0; }

.quote {
  margin: 0 auto;
  max-width: 42rem;
  padding: 2rem 0;
  border-top: 1px solid var(--gold-vein);
  border-bottom: 1px solid var(--gold-vein);
}

.quote p {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-style: italic;
  line-height: 1.4;
  color: var(--navy);
}

.quote footer {
  color: var(--muted);
  font-size: 0.95rem;
}

/* Page hero */
.page-hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 3.5rem) var(--space) 1rem;
}

.page-hero--media {
  display: grid;
  gap: 1.75rem;
  align-items: center;
  padding-bottom: 2rem;
}

@media (min-width: 860px) {
  .page-hero--media {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.eyebrow {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.prose p { max-width: 42rem; }

.legal h2 {
  margin-top: 2rem;
  font-size: 1.35rem;
}

/* Services index */
.service-index {
  display: grid;
  gap: 2rem;
}

.service-index__row {
  display: grid;
  gap: 1.25rem;
  align-items: center;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 760px) {
  .service-index__row {
    grid-template-columns: 16rem 1fr;
  }
}

.check-list {
  margin: 0;
  padding-left: 1.2rem;
  max-width: 36rem;
}

.check-list li {
  margin-bottom: 0.55rem;
}

/* Process */
.process-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.75rem;
}

.process-steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: start;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
}

.step-num {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
  padding-top: 0.2rem;
}

/* Blog */
.blog-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.75rem;
}

.blog-index__item a {
  display: grid;
  gap: 1rem;
  text-decoration: none;
  color: inherit;
}

@media (min-width: 720px) {
  .blog-index__item a {
    grid-template-columns: 14rem 1fr;
    align-items: center;
  }
}

.blog-index time {
  font-size: 0.88rem;
  color: var(--muted);
}

.blog-index h2 {
  margin: 0.25rem 0 0.5rem;
  font-size: 1.45rem;
}

/* Contact form */
.contact-form {
  display: grid;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: inset 0 0 40px rgba(201, 162, 39, 0.05);
}

.form-field {
  display: grid;
  gap: 0.35rem;
}

.form-field label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
}

.form-field input,
.form-field textarea {
  font: inherit;
  padding: 0.7rem 0.85rem;
  border: 1px solid rgba(11, 28, 51, 0.2);
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.65);
  color: var(--ink);
}

.form-field input:focus,
.form-field textarea:focus {
  outline: 2px solid var(--gold);
  outline-offset: 1px;
}

.form-field.is-invalid input,
.form-field.is-invalid textarea {
  border-color: #8b2e2e;
}

.field-error {
  color: #8b2e2e;
  font-size: 0.9rem;
  margin: 0;
}

.form-status {
  margin: 0.5rem 0 0;
  font-size: 0.95rem;
}

.form-status--success { color: #1f5c3a; }
.form-status--error { color: #8b2e2e; }

/* Footer */
.site-footer {
  margin-top: 2rem;
  padding: 2.5rem var(--space) 1.5rem;
  background: linear-gradient(180deg, transparent, rgba(11, 28, 51, 0.04));
  border-top: 1px solid var(--line);
}

.site-footer__inner {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  gap: 1.75rem;
}

@media (min-width: 780px) {
  .site-footer__inner {
    grid-template-columns: 1.2fr 1fr auto;
  }
}

.site-footer__name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--navy);
  margin: 0 0 0.35rem;
}

.site-footer__legal {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.site-footer__copy {
  max-width: var(--max);
  margin: 2rem auto 0;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  font-size: 0.88rem;
  color: var(--muted);
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  z-index: 40;
  left: var(--space);
  right: var(--space);
  bottom: var(--space);
  max-width: 34rem;
  margin: 0 auto;
  padding: 1.15rem 1.25rem;
  background:
    linear-gradient(145deg, rgba(247, 243, 235, 0.97), rgba(235, 228, 212, 0.96));
  border: 1px solid rgba(201, 162, 39, 0.35);
  box-shadow: 0 16px 40px rgba(11, 28, 51, 0.2);
}

.cookie-banner__inner {
  display: grid;
  gap: 0.85rem;
}

.cookie-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.cookie-banner p {
  margin: 0;
  font-size: 0.95rem;
}

/* 404 */
.error-page {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(4rem, 12vh, 7rem) var(--space);
  text-align: center;
}