/* ============================================
   Deep Hill — Corporate Website Styles
   Design tokens from Figma
   ============================================ */

:root {
  --color-primary: #1A1A2E;
  --color-primary-light: #2D2D44;
  --color-accent: #14B8A6;
  --color-accent-dark: #0E9488;
  --color-gold: #F59E0B;
  --color-bg: #F8FAFC;
  --color-surface: #FFFFFF;
  --color-text: #0F172A;
  --color-text-muted: #64748B;
  --color-border: #E2E8F0;

  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Cinzel', Georgia, 'Times New Roman', serif;
  --container-max: 1280px;
  --site-bar-height: 88px;
  --site-ribbon-bar-height: 52px;
  --header-height: calc(var(--site-bar-height) + var(--site-ribbon-bar-height));

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 100px;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.1);

  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--sm {
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
}

.btn--lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

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

.btn--primary:hover {
  background: var(--color-accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(20, 184, 166, 0.35);
}

.btn--accent {
  background: var(--color-accent);
  color: var(--color-surface);
}

.btn--accent:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(20, 184, 166, 0.4);
}

.btn--outline {
  background: transparent;
  color: var(--color-surface);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn--outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
}

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

.btn--white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn--danger {
  background: #dc2626;
  color: #fff;
  border: 1px solid #dc2626;
}

.btn--danger:hover {
  background: #b91c1c;
  border-color: #b91c1c;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(220, 38, 38, 0.35);
}

/* ============================================
   Site Header & Quick Navigation Ribbon
   ============================================ */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}

.site-header.header--scrolled {
  box-shadow: var(--shadow-md);
}

.site-header__bar {
  height: var(--site-bar-height);
}

.site-header__inner,
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.site-header__ribbon {
  height: var(--site-ribbon-bar-height);
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.site-header__ribbon-inner {
  display: flex;
  align-items: center;
  height: 100%;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.site-header__ribbon-inner::-webkit-scrollbar {
  display: none;
}

.site-header__ribbon .nav {
  width: 100%;
  justify-content: flex-start;
  flex-shrink: 0;
  min-width: max-content;
}

.nav__contact {
  margin-left: auto;
  flex-shrink: 0;
}

.nav__contact--active {
  box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.35);
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo__img {
  height: 72px;
  width: auto;
  object-fit: contain;
  display: block;
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav__item {
  position: relative;
}

.nav__link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-text);
  background: var(--color-bg);
}

.nav__link--active {
  font-weight: 600;
}

.nav__caret {
  transition: transform var(--transition);
}

.nav__item--dropdown:hover .nav__caret,
.nav__item--dropdown:focus-within .nav__caret,
.nav__item--open .nav__caret {
  transform: rotate(180deg);
}

.nav__dropdown {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0;
  min-width: 280px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  z-index: 1100;
}

.nav__item--dropdown:hover .nav__dropdown,
.nav__item--dropdown:focus-within .nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav__dropdown-link {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  padding: 0.625rem 0.875rem;
  border-radius: var(--radius-sm);
  line-height: 1.4;
  transition: color var(--transition), background var(--transition);
}

.nav__dropdown-link:hover {
  color: var(--color-accent);
  background: var(--color-bg);
}

.nav__dropdown-link--all {
  margin-top: 0.25rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border);
  font-weight: 600;
  color: var(--color-accent);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* Legacy alias */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
}

/* ============================================
   Hero
   ============================================ */

.hero {
  position: relative;
  min-height: calc(100vh - var(--header-height));
  display: flex;
  align-items: center;
  padding: calc(var(--header-height) + 3rem) 0 4rem;
  background: var(--color-primary);
  overflow: hidden;
}

.page-hero {
  padding: calc(var(--header-height) + 3rem) 0 3rem;
  background: var(--color-primary);
}

.page-hero--light {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.page-hero__inner {
  max-width: 760px;
}

.page-hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--color-surface);
  line-height: 1.15;
  margin-bottom: 1rem;
}

.page-hero--light .page-hero__title {
  color: var(--color-text);
}

.page-hero__subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.6;
}

.page-hero--light .page-hero__subtitle {
  color: var(--color-text-muted);
}

.hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.hub-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition);
  min-height: 220px;
  scroll-margin-top: calc(var(--header-height) + 1.5rem);
}

a.hub-card {
  color: inherit;
  text-decoration: none;
}

.hub-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.hub-card__icon {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.hub-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.hub-card__desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  flex: 1;
  margin-bottom: 1.25rem;
}

.hub-card__link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 20%, rgba(20, 184, 166, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 10% 80%, rgba(245, 158, 11, 0.06) 0%, transparent 50%),
    linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
}

.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: linear-gradient(to bottom, transparent, black 20%, black 80%, transparent);
}

.hero__inner {
  position: relative;
  z-index: 1;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  margin-bottom: 2rem;
}

.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-surface);
  margin-bottom: 1.5rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.75);
  max-width: 680px;
  margin-bottom: 2.5rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 4rem;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 4rem;
  padding-top: 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stat__number {
  display: block;
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.stat__label {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   Sections
   ============================================ */

.section {
  padding: 6rem 0;
}

.section--bg {
  background: var(--color-bg);
}

.section--dark {
  background: var(--color-primary);
}

.section--compact {
  padding: 5rem 0;
}

.section-header {
  margin-bottom: 3rem;
}

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

.section-header--center .section-subtitle {
  margin: 0 auto;
}

.section-header--split {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
}

.eyebrow {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.eyebrow--accent {
  color: var(--color-accent);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--color-text);
}

.section-title--light {
  color: var(--color-surface);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 700px;
  margin-top: 1rem;
  line-height: 1.6;
}

.link-arrow {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  white-space: nowrap;
  transition: gap var(--transition);
}

.link-arrow:hover {
  color: var(--color-accent-dark);
}

/* ============================================
   Services
   ============================================ */

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.service-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: rgba(20, 184, 166, 0.1);
  color: var(--color-accent);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
}

.service-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.service-card__desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.service-card__link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  transition: color var(--transition);
}

.service-card__link:hover {
  color: var(--color-accent-dark);
}

/* ============================================
   Service Details
   ============================================ */

.service-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 4rem;
}

.service-detail {
  scroll-margin-top: calc(var(--header-height) + 1.5rem);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.service-detail:target {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.15);
}

.service-detail__content {
  max-width: 760px;
}

.service-detail__title {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0.75rem 0 1rem;
  color: var(--color-text);
}

.service-detail__text {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.service-detail__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0.75rem 1.5rem;
  margin-bottom: 1.75rem;
}

.service-detail__list li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.5;
}

.service-detail__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

/* ============================================
   About
   ============================================ */

.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about__image {
  position: relative;
  aspect-ratio: 7 / 5;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, var(--color-accent-dark) 100%);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.about__image::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 70%, rgba(20, 184, 166, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(245, 158, 11, 0.15) 0%, transparent 40%);
}

.about__image-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about__image-overlay span {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-surface);
  text-align: center;
  padding: 2rem;
}

.about__text {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin: 1.25rem 0 2rem;
}

.checklist {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.checklist li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 500;
  font-size: 0.9375rem;
}

.checklist li::before {
  content: '✓';
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: var(--color-accent);
  color: var(--color-surface);
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ============================================
   Why Choose Us
   ============================================ */

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
}

.why-card__number {
  display: block;
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: 0.75rem;
}

.why-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-surface);
  margin-bottom: 0.5rem;
}

.why-card__desc {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.6;
}

/* ============================================
   Industries
   ============================================ */

.industries {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

.pill {
  display: inline-flex;
  padding: 0.875rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  transition: all var(--transition);
  cursor: default;
}

.pill:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  box-shadow: var(--shadow-sm);
}

/* ============================================
   Case Studies
   ============================================ */

.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.case-card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  scroll-margin-top: calc(var(--header-height) + 1.5rem);
}

.case-card:target {
  box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.2);
}

.case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.case-card__image {
  position: relative;
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.case-card__image--audit {
  background: linear-gradient(135deg, #1A1A2E 0%, #2d4a6f 100%);
}

.case-card__image--banking {
  background: linear-gradient(135deg, #1A1A2E 0%, #1e3a5f 100%);
}

.case-card__image--sports {
  background: linear-gradient(135deg, #1A1A2E 0%, #0E9488 100%);
}

.case-card__image--regulatory {
  background: linear-gradient(135deg, #1A1A2E 0%, #4a3728 100%);
}

.case-card__image--ecommerce {
  background: linear-gradient(135deg, #1A1A2E 0%, #5b21b6 100%);
}

.case-card__image--gobook {
  background: linear-gradient(135deg, #1A1A2E 0%, #047857 55%, #059669 100%);
}

.case-card__tag {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  background: rgba(20, 184, 166, 0.15);
  padding: 0.375rem 1rem;
  border-radius: var(--radius-full);
}

.case-card__body {
  padding: 1.25rem 1.5rem 1.5rem;
}

.case-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.case-card__result {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.case-card__desc {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

.case-card__link {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-accent);
  transition: color var(--transition);
}

.case-card__link:hover {
  color: var(--color-accent-dark);
}

/* ============================================
   Testimonials
   ============================================ */

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.testimonial {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.testimonial__quote {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-text);
  margin-bottom: 1.5rem;
}

.testimonial__author {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.testimonial__author strong {
  font-size: 0.875rem;
  font-weight: 700;
}

.testimonial__author span {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* ============================================
   CTA
   ============================================ */

.cta {
  background: var(--color-accent);
  padding: 5rem 0;
  text-align: center;
}

.cta__title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--color-surface);
  margin-bottom: 1rem;
  letter-spacing: 0.02em;
}

.cta__subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
}

.contact-details {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  max-width: 28rem;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.contact-details__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 0.75rem;
}

.contact-details__address {
  font-style: normal;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 1rem;
}

.contact-details__phone,
.contact-details__email {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 0.5rem;
}

.contact-details__phone a,
.contact-details__email a {
  color: inherit;
  text-decoration: none;
}

.contact-details__phone a:hover,
.contact-details__email a:hover {
  color: #fff;
  text-decoration: underline;
}

/* ============================================
   Contact page form
   ============================================ */

.contact-page {
  min-height: calc(100vh - var(--header-height));
  padding: calc(var(--header-height) + 2.5rem) 0 4rem;
  background: var(--color-bg);
}

.contact-page__inner {
  max-width: 40rem;
  margin: 0 auto;
}

.contact-page__header {
  text-align: center;
  margin-bottom: 2rem;
}

.contact-page__title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
  letter-spacing: 0.02em;
}

.contact-page__subtitle {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.contact-form {
  background: var(--color-surface);
  border: 1px solid rgba(26, 26, 46, 0.08);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem 2rem;
  box-shadow: var(--shadow-md);
}

.contact-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 560px) {
  .contact-form__row {
    grid-template-columns: 1fr;
  }
}

.contact-form__field {
  margin-bottom: 1.125rem;
}

.contact-form__label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.375rem;
}

.contact-form__input {
  width: 100%;
  font: inherit;
  font-size: 0.9375rem;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid rgba(26, 26, 46, 0.12);
  border-radius: var(--radius-md);
  padding: 0.625rem 0.75rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.contact-form__input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.2);
}

.contact-form__select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%231A1A2E' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2rem;
}

.contact-form__textarea {
  resize: vertical;
  min-height: 7rem;
}

.contact-form__submit {
  width: 100%;
  margin-top: 0.5rem;
}

.contact-form__note {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  text-align: center;
  margin-top: 1rem;
  margin-bottom: 0;
}

.contact-form__note a {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: none;
}

.contact-form__note a:hover {
  text-decoration: underline;
}

.contact-form__warning {
  font-size: 0.875rem;
  color: #b45309;
  background: rgba(217, 119, 6, 0.1);
  border: 1px solid rgba(217, 119, 6, 0.25);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  margin-bottom: 1.25rem;
  line-height: 1.5;
}

.contact-form__hint {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 0.35rem;
  margin-bottom: 0;
}

.contact-form__success a {
  color: var(--color-accent);
  font-weight: 600;
}

.contact-form__success {
  background: rgba(20, 184, 166, 0.12);
  border: 1px solid rgba(20, 184, 166, 0.35);
  color: var(--color-primary);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  text-align: center;
}

.contact-form__honey {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

/* ============================================
   Privacy policy pages
   ============================================ */

.policy-page__back {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
  margin-bottom: 1rem;
}

.policy-page__back:hover {
  text-decoration: underline;
}

.policy-page-body {
  padding: 3rem 0 5rem;
}

.policy-prose {
  max-width: 42rem;
  margin: 0 auto;
}

.policy-prose h2 {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-text);
  margin-top: 2.25rem;
  margin-bottom: 0.75rem;
}

.policy-prose h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-top: 1.25rem;
  margin-bottom: 0.5rem;
}

.policy-prose p {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 1rem;
}

.policy-prose ul {
  list-style: disc;
  padding-left: 1.375rem;
  margin-bottom: 1rem;
}

.policy-prose ul li {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 0.35rem;
}

.policy-prose a {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: none;
}

.policy-prose a:hover {
  text-decoration: underline;
}

.policy-index {
  padding: 3rem 0 5rem;
}

.policy-index__grid {
  display: grid;
  gap: 1.25rem;
  max-width: 48rem;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
}

.policy-index__card {
  text-decoration: none;
  color: inherit;
}

.policy-index__link {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
}

/* ============================================
   Footer
   ============================================ */

.footer {
  background: var(--color-primary);
  padding: 4rem 0 2rem;
  color: var(--color-surface);
}

.footer__top {
  display: flex;
  justify-content: space-between;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer__logo-img {
  height: 140px;
  width: auto;
  object-fit: contain;
  display: block;
  margin-bottom: 1.25rem;
  background: var(--color-surface);
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius-md);
}

.footer__desc {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.6;
  max-width: 280px;
}

.footer__links {
  display: flex;
  gap: 4rem;
}

.footer__col h4 {
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer__col a {
  display: block;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 0.75rem;
  transition: color var(--transition);
}

.footer__col a:hover {
  color: var(--color-surface);
}

.footer__divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
  margin-bottom: 2rem;
}

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

.footer__bottom p {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer__legal {
  display: flex;
  gap: 1.5rem;
}

.footer__legal a {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--transition);
}

.footer__legal a:hover {
  color: var(--color-surface);
}

/* ============================================
   Animations
   ============================================ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero__inner > * {
  animation: fadeInUp 0.7s ease-out both;
}

.hero__inner > *:nth-child(1) { animation-delay: 0.1s; }
.hero__inner > *:nth-child(2) { animation-delay: 0.2s; }
.hero__inner > *:nth-child(3) { animation-delay: 0.3s; }
.hero__inner > *:nth-child(4) { animation-delay: 0.4s; }
.hero__inner > *:nth-child(5) { animation-delay: 0.5s; }

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1024px) {
  .about {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .footer__top {
    flex-direction: column;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: var(--site-bar-height);
  }

  .site-header__ribbon {
    height: 0;
    overflow: visible;
    border: none;
    background: transparent;
  }

  .site-header__ribbon-inner {
    display: contents;
  }

  .nav {
    position: fixed;
    top: var(--site-bar-height);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--color-surface);
    padding: 1rem 1.5rem 1.5rem;
    gap: 0.25rem;
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-120%);
    opacity: 0;
    transition: all var(--transition);
    pointer-events: none;
    z-index: 999;
    max-height: calc(100vh - var(--site-bar-height));
    overflow-y: auto;
  }

  .nav__link {
    width: 100%;
    justify-content: space-between;
    padding: 0.75rem 0.5rem;
  }

  .nav__dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding: 0 0 0.5rem 0.75rem;
    min-width: 0;
    display: none;
  }

  .nav__item--open .nav__dropdown {
    display: block;
  }

  .nav__dropdown-link {
    padding: 0.5rem 0.75rem;
    font-size: 0.8125rem;
  }

  .nav__contact {
    margin-left: 0;
    width: 100%;
    justify-content: center;
    margin-top: 0.5rem;
  }

  .nav--open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .menu-toggle {
    display: flex;
  }

  .menu-toggle--active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .menu-toggle--active span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle--active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero__stats {
    gap: 2rem;
  }

  .section-header--split {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer__links {
    flex-wrap: wrap;
    gap: 2rem;
  }

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

@media (max-width: 480px) {
  .logo__img {
    height: 58px;
  }

  .footer__logo-img {
    height: 120px;
  }

  .container {
    padding: 0 1.25rem;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
  }
}

/* ============================================
   Case Study Pages
   ============================================ */

.case-page-hero {
  position: relative;
  padding: calc(var(--header-height) + 4rem) 0 4rem;
  background: var(--color-primary);
  overflow: hidden;
}

.case-page-hero--audit { background: linear-gradient(135deg, #1A1A2E 0%, #2d4a6f 100%); }
.case-page-hero--banking { background: linear-gradient(135deg, #1A1A2E 0%, #1e3a5f 100%); }
.case-page-hero--sports { background: linear-gradient(135deg, #1A1A2E 0%, #0E9488 100%); }
.case-page-hero--regulatory { background: linear-gradient(135deg, #1A1A2E 0%, #4a3728 100%); }
.case-page-hero--ecommerce { background: linear-gradient(135deg, #1A1A2E 0%, #5b21b6 100%); }
.case-page-hero--gobook { background: linear-gradient(135deg, #1A1A2E 0%, #047857 50%, #10B981 100%); }

.case-page-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.case-page-hero__back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 1.5rem;
  transition: color var(--transition);
}

.case-page-hero__back:hover {
  color: var(--color-surface);
}

.case-page-hero__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(20, 184, 166, 0.15);
  border: 1px solid rgba(20, 184, 166, 0.4);
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
}

.case-page-hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-surface);
  margin-bottom: 1rem;
}

.case-page-hero__subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.6;
}

.case-page-body {
  padding: 4rem 0 6rem;
}

.case-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 4rem;
  align-items: start;
}

.case-sidebar {
  position: sticky;
  top: calc(var(--header-height) + 2rem);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.case-sidebar__block h4 {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.case-sidebar__block p,
.case-sidebar__block a {
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.5;
}

.case-sidebar__block a {
  color: var(--color-accent);
  font-weight: 600;
}

.case-content section {
  margin-bottom: 3rem;
}

.case-content h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.case-content p {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 1rem;
}

.case-content ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  margin-top: 1rem;
}

.case-content ul li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.5;
}

.case-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

.case-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.25rem;
  margin: 2rem 0;
}

.case-metric {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
}

.case-metric__value {
  display: block;
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.case-metric__label {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

.case-disclaimer {
  font-size: 0.8125rem;
  font-style: italic;
  color: var(--color-text-muted);
  padding: 1rem 1.25rem;
  background: var(--color-bg);
  border-left: 3px solid var(--color-gold);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-top: 1rem;
}

.case-related {
  padding: 4rem 0;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
}

.case-related__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}

.case-related__card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: all var(--transition);
}

.case-related__card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-sm);
}

.case-related__card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin: 0.5rem 0 0.75rem;
}

.case-related__card p {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.case-related__card a {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-accent);
}

.case-index-hero {
  padding: calc(var(--header-height) + 3rem) 0 3rem;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.case-page-hero {
  padding: calc(var(--header-height) + 3rem) 0 4rem;
}

@media (max-width: 900px) {
  .case-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .case-sidebar {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1.5rem 2.5rem;
  }
}