/* Datakernel Hub — editorial consulting theme */
:root {
  --color-ink: #142828;
  --color-ink-soft: #2f4545;
  --color-muted: #5a6e6e;
  --color-surface: #e7eef1;
  --color-surface-2: #d3dee3;
  --color-paper: #f4f8f9;
  --color-accent: #c45c26;
  --color-accent-deep: #9a4318;
  --color-teal: #1f6f78;
  --color-white: #ffffff;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Figtree", "Segoe UI", sans-serif;
  --space-xs: 0.35rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2.25rem;
  --space-xl: 4rem;
  --space-2xl: 6.5rem;
  --radius: 4px;
  --max: 1120px;
  --max-narrow: 720px;
  --shadow-soft: 0 18px 40px rgba(20, 40, 40, 0.08);
  --header-h: 4.25rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--color-ink);
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(31, 111, 120, 0.12), transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(196, 92, 38, 0.1), transparent 45%),
    linear-gradient(180deg, var(--color-paper) 0%, var(--color-surface) 48%, var(--color-paper) 100%);
  min-height: 100vh;
}

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

a {
  color: var(--color-teal);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color 0.2s var(--ease);
}

a:hover {
  color: var(--color-accent-deep);
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}

h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  margin: 0 0 var(--space-md);
}

h2 {
  font-size: clamp(1.55rem, 3vw, 2.2rem);
  margin: 0 0 var(--space-sm);
}

h3 {
  font-size: 1.25rem;
  margin: 0 0 var(--space-xs);
}

p {
  margin: 0 0 var(--space-md);
}

ul,
ol {
  padding-left: 1.2rem;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-ink);
  color: var(--color-white);
  padding: var(--space-sm) var(--space-md);
  z-index: 1000;
}

.skip-link:focus {
  left: var(--space-sm);
  top: var(--space-sm);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.98rem;
  padding: 0.8rem 1.35rem;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.25s var(--ease), background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.btn--primary:hover {
  background: var(--color-accent-deep);
  border-color: var(--color-accent-deep);
  color: var(--color-white);
}

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

.btn--ghost:hover {
  background: var(--color-ink);
  color: var(--color-white);
}

.text-link {
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid var(--color-accent);
  color: var(--color-ink);
}

.text-link:hover {
  color: var(--color-accent-deep);
}

.eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin: 0 0 var(--space-sm);
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(244, 248, 249, 0.88);
  border-bottom: 1px solid rgba(20, 40, 40, 0.08);
}

.site-header__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  min-height: var(--header-h);
}

.site-header__brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--color-ink);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.site-header__toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-ink-soft);
  border-radius: var(--radius);
  padding: 0.45rem 0.7rem;
  cursor: pointer;
  font: inherit;
}

.site-header__toggle-bars {
  display: block;
  width: 1.25rem;
  height: 2px;
  background: var(--color-ink);
  position: relative;
}

.site-header__toggle-bars::before,
.site-header__toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-ink);
}

.site-header__toggle-bars::before {
  top: -6px;
}

.site-header__toggle-bars::after {
  top: 6px;
}

.site-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--color-ink-soft);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
}

.site-nav a:not(.site-nav__cta)::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 100%;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--ease);
}

.site-nav a:not(.site-nav__cta):hover::after {
  transform: scaleX(1);
}

.site-nav__cta {
  background: var(--color-teal);
  color: var(--color-white) !important;
  padding: 0.55rem 0.9rem;
  border-radius: var(--radius);
}

.site-nav__cta:hover {
  background: var(--color-ink);
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  min-height: calc(100vh - var(--header-h));
  max-width: none;
}

.hero__copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 6vw, 5rem);
  max-width: 36rem;
  margin-left: auto;
  animation: rise-in 0.8s var(--ease) both;
}

.hero__brand {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--color-teal);
  margin: 0 0 var(--space-sm);
  animation: rise-in 0.9s var(--ease) 0.08s both;
}

.hero__title {
  margin-bottom: var(--space-md);
}

.hero__lead {
  font-size: 1.12rem;
  color: var(--color-ink-soft);
  max-width: 34ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: var(--space-sm);
}

.hero__visual {
  position: relative;
  min-height: 100%;
  overflow: hidden;
  animation: fade-soft 1.1s var(--ease) 0.15s both;
}

.hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 420px;
}

.page-hero {
  padding: var(--space-xl) 1.25rem var(--space-lg);
}

.page-hero__inner {
  max-width: var(--max);
  margin: 0 auto;
  animation: rise-in 0.7s var(--ease) both;
}

.page-hero--media {
  padding-bottom: 0;
}

.page-hero__image {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  margin-top: var(--space-lg);
  animation: fade-soft 1s var(--ease) 0.1s both;
}

.section {
  padding: var(--space-xl) 1.25rem;
}

.section--tint {
  background: rgba(211, 222, 227, 0.55);
}

.section--band {
  background: var(--color-ink);
  color: var(--color-paper);
}

.section--band .section__title,
.section--band a {
  color: var(--color-paper);
}

.section--band .text-link {
  border-color: var(--color-accent);
  color: var(--color-paper);
}

.section--cta {
  text-align: center;
}

.section__inner {
  max-width: var(--max);
  margin: 0 auto;
}

.section__inner--narrow {
  max-width: var(--max-narrow);
}

.section__title {
  margin-bottom: var(--space-sm);
}

.section__lead {
  color: var(--color-ink-soft);
  max-width: 50ch;
  margin-bottom: var(--space-lg);
}

.offer-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.offer-teaser {
  padding: var(--space-md);
  border-left: 3px solid var(--color-teal);
  background: rgba(255, 255, 255, 0.55);
}

.offer-teaser__title a {
  color: var(--color-ink);
  text-decoration: none;
}

.evidence__quote {
  margin: 0 0 var(--space-md);
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.5vw, 1.85rem);
  line-height: 1.35;
}

.evidence__quote footer {
  font-family: var(--font-body);
  font-size: 0.95rem;
  opacity: 0.85;
  margin-top: var(--space-md);
}

.note-list {
  display: grid;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.note-list__item {
  padding-bottom: var(--space-md);
  border-bottom: 1px solid rgba(20, 40, 40, 0.12);
}

.note-list time {
  color: var(--color-muted);
  font-size: 0.9rem;
}

.note-list h3 a {
  color: var(--color-ink);
  text-decoration: none;
}

.service-list {
  display: grid;
  gap: var(--space-xl);
}

.service-card {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--space-lg);
  align-items: center;
}

.service-card__image {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.service-card__meta {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: var(--space-xl);
}

.detail-aside {
  background: rgba(255, 255, 255, 0.7);
  padding: var(--space-md);
  border-top: 4px solid var(--color-accent);
  box-shadow: var(--shadow-soft);
  align-self: start;
  position: sticky;
  top: calc(var(--header-h) + 1rem);
}

.meta-list {
  margin: var(--space-md) 0;
}

.meta-list div {
  margin-bottom: var(--space-sm);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid rgba(20, 40, 40, 0.08);
}

.meta-list dt {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
}

.meta-list dd {
  margin: 0.15rem 0 0;
}

.prose > * + h2 {
  margin-top: var(--space-lg);
}

.prose--article {
  max-width: var(--max-narrow);
}

.prose--spaced {
  margin-top: var(--space-xl);
}

.people {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  margin: var(--space-lg) 0;
}

.people__item {
  margin: 0;
}

.people__item img {
  width: 100%;
  aspect-ratio: 5 / 6;
  object-fit: cover;
  margin-bottom: var(--space-sm);
}

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

.rate-table,
.cookie-table {
  display: grid;
  gap: 0;
  margin: var(--space-lg) 0;
  border: 1px solid rgba(20, 40, 40, 0.12);
  background: rgba(255, 255, 255, 0.65);
}

.rate-table__row,
.cookie-table__row {
  display: grid;
  grid-template-columns: 1.1fr 1.2fr 1.2fr;
  gap: var(--space-sm);
  padding: 0.9rem 1rem;
  border-bottom: 1px solid rgba(20, 40, 40, 0.08);
}

.cookie-table__row {
  grid-template-columns: 1.2fr 1.4fr 1fr 1fr;
}

.rate-table__row--head,
.cookie-table__row--head {
  background: var(--color-ink);
  color: var(--color-paper);
  font-weight: 600;
  font-size: 0.9rem;
}

.review-list {
  display: grid;
  gap: var(--space-md);
}

.review {
  margin: 0;
  padding: var(--space-md);
  background: rgba(255, 255, 255, 0.6);
  border-left: 3px solid var(--color-teal);
}

.review:nth-child(even) {
  border-left-color: var(--color-accent);
}

.review__text {
  font-size: 1.08rem;
}

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

.review__service {
  display: block;
  margin-top: 0.25rem;
  color: var(--color-teal);
  font-weight: 600;
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.post-card__media img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.post-card__body {
  padding-top: var(--space-sm);
}

.post-card time {
  color: var(--color-muted);
  font-size: 0.9rem;
}

.post-card h2 a {
  color: var(--color-ink);
  text-decoration: none;
}

.method-steps {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-xl);
  counter-reset: step;
  display: grid;
  gap: var(--space-lg);
}

.method-steps__item {
  counter-increment: step;
  padding-left: 4rem;
  position: relative;
}

.method-steps__item::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--color-accent);
  font-weight: 700;
}

.method-cta {
  padding: var(--space-lg);
  background: rgba(31, 111, 120, 0.1);
  border-radius: var(--radius);
}

.method-cta .btn {
  margin-right: 0.5rem;
  margin-top: 0.5rem;
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: var(--space-xl);
  align-items: start;
}

.contact-address {
  font-family: var(--font-body);
  word-break: break-word;
  font-weight: 600;
}

.form {
  display: grid;
  gap: var(--space-md);
  background: rgba(255, 255, 255, 0.7);
  padding: var(--space-lg);
  box-shadow: var(--shadow-soft);
}

.form__field {
  display: grid;
  gap: 0.35rem;
}

.form label {
  font-weight: 600;
  font-size: 0.95rem;
}

.form input,
.form select,
.form textarea {
  font: inherit;
  padding: 0.7rem 0.8rem;
  border: 1px solid rgba(20, 40, 40, 0.22);
  border-radius: var(--radius);
  background: var(--color-white);
  color: var(--color-ink);
}

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

.form__error {
  color: #9b1c1c;
  font-size: 0.88rem;
  margin: 0;
}

.form__status {
  margin: 0;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius);
}

.form__status--success {
  background: rgba(31, 111, 120, 0.15);
  color: var(--color-ink);
}

.form__status--error {
  background: rgba(155, 28, 28, 0.12);
  color: #9b1c1c;
}

.form input.is-invalid,
.form textarea.is-invalid {
  border-color: #9b1c1c;
}

.legal code {
  font-size: 0.9em;
  background: rgba(20, 40, 40, 0.06);
  padding: 0.1em 0.35em;
}

/* Footer */
.site-footer {
  margin-top: var(--space-xl);
  padding: var(--space-xl) 1.25rem var(--space-lg);
  background: var(--color-ink);
  color: var(--color-paper);
}

.site-footer a {
  color: var(--color-paper);
}

.site-footer__inner {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: var(--space-lg);
}

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

.site-footer__tag {
  color: rgba(244, 248, 249, 0.75);
  font-size: 0.95rem;
}

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

.site-footer__copy {
  max-width: var(--max);
  margin: var(--space-lg) auto 0;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(244, 248, 249, 0.15);
  font-size: 0.9rem;
  color: rgba(244, 248, 249, 0.65);
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 80;
  animation: rise-in 0.45s var(--ease) both;
}

.cookie-banner[hidden] {
  display: none !important;
}

.cookie-banner__inner {
  max-width: 720px;
  margin: 0 auto;
  background: var(--color-paper);
  border: 1px solid rgba(20, 40, 40, 0.15);
  box-shadow: var(--shadow-soft);
  padding: var(--space-md);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: center;
  justify-content: space-between;
}

.cookie-banner__text {
  margin: 0;
  flex: 1 1 16rem;
  font-size: 0.95rem;
}

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

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fade-soft {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero__copy {
    max-width: none;
    margin: 0;
    padding: var(--space-xl) 1.25rem var(--space-lg);
  }

  .hero__visual {
    order: -1;
  }

  .hero__image {
    min-height: 260px;
    max-height: 48vh;
  }

  .offer-grid,
  .post-grid,
  .people,
  .service-card,
  .detail-grid,
  .contact-layout,
  .site-footer__inner {
    grid-template-columns: 1fr;
  }

  .detail-aside {
    position: static;
  }

  .rate-table__row,
  .cookie-table__row {
    grid-template-columns: 1fr;
  }

  .site-header__toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-paper);
    border-bottom: 1px solid rgba(20, 40, 40, 0.1);
    padding: 0.5rem 1.25rem 1rem;
    display: none;
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-header {
    position: sticky;
  }

  .site-header__inner {
    position: relative;
  }
}

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