/* === CSS Variables (бизнесовый светлый вариант) === */
:root {
  --bg-primary: #f7f9fc;
  --bg-secondary: #eef3f9;
  --bg-card: #ffffff;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --accent-blue: #2f6df6;
  --accent-purple: #7c3aed;
  --accent-teal: #0ea5b7;
  --accent-red: #dc2626;
  --glow-blue: rgba(47, 109, 246, 0.22);
  --glow-teal: rgba(14, 165, 183, 0.2);
  --border-subtle: rgba(15, 23, 42, 0.1);
  --bg-grid-line: rgba(15, 23, 42, 0.035);
  --header-bg: rgba(255, 255, 255, 0.88);
  --header-bg-scrolled: rgba(255, 255, 255, 0.96);
  --bg-grid-size: 40px;
  --font-heading: 'Manrope', 'Space Grotesk', sans-serif;
  --font-body: 'Inter', 'Roboto', sans-serif;
  --space-section: clamp(2.75rem, 5vw, 4rem);
  --space-block: clamp(1.15rem, 2.2vw, 1.75rem);
  --radius: 12px;
  --transition: 0.25s ease;
}

/* === Reset & Base === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: auto;
  scroll-padding-top: 4.75rem;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
  position: relative;
}

/* Едва заметная сетка — нижний слой; частицы (canvas) поверх неё */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--bg-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--bg-grid-line) 1px, transparent 1px);
  background-size: var(--bg-grid-size) var(--bg-grid-size);
}

main {
  position: relative;
  z-index: 1;
}

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

a {
  color: var(--accent-teal);
  text-decoration: none;
  transition: color var(--transition);
}

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

/* === Layout === */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
}

section {
  padding: var(--space-section) 0;
  position: relative;
  z-index: 1;
}

section h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: var(--space-block);
  color: var(--text-primary);
}

/* === Header === */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0.62rem 0;
  background: var(--header-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.06);
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header .container {
  display: flex;
  align-items: center;
  gap: 1rem;
  /* Чуть плотнее справа — CTA ближе к краю окна */
  padding-right: clamp(0.75rem, 3vw, 1.5rem);
}

.site-header nav {
  flex: 1;
  display: flex;
  justify-content: center;
  min-width: 0;
}

.nav-cta {
  flex-shrink: 0;
  margin-left: 0.5rem;
}

.logo {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  letter-spacing: -0.01em;
}

.logo-img {
  height: clamp(30px, 3.6vw, 38px);
  width: auto;
  object-fit: contain;
  object-position: left center;
  display: block;
}

.logo-text {
  display: inline;
  line-height: 1;
}

.logo-dot {
  color: #dc2626;
}

.logo-tld {
  color: var(--accent-teal);
}

.logo:hover .logo-tld {
  color: var(--accent-blue);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-menu a {
  color: #334155;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.35rem 0.6rem;
  border-radius: 8px;
  transition: color var(--transition), background-color var(--transition);
}

.nav-menu a:hover {
  color: #0f172a;
  background: rgba(47, 109, 246, 0.08);
}

.nav-menu a:focus-visible {
  outline: 2px solid rgba(47, 109, 246, 0.35);
  outline-offset: 2px;
}

.nav-menu a[aria-current='page'] {
  color: #1d4ed8;
  background: rgba(47, 109, 246, 0.12);
}

.nav-cta.btn-primary {
  background: linear-gradient(135deg, #2563eb, #2f6df6);
  color: #ffffff;
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.24);
}

.nav-cta.btn-primary:hover {
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 10px 20px rgba(37, 99, 235, 0.3);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.35rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.2;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, #2563eb 0%, #2f6df6 55%, #0ea5b7 100%);
  color: #ffffff;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.22);
}

.btn-primary:hover {
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 12px 26px rgba(37, 99, 235, 0.3);
}

.btn-cta {
  padding: 0.9rem 1.85rem;
  font-size: 1rem;
  border-radius: 12px;
}

.btn-cta:hover {
  box-shadow: 0 12px 28px rgba(14, 165, 183, 0.28);
}

/* Burger (hidden on desktop) */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 101;
}

.burger span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
}

/* === Hero === */
#hero {
  min-height: auto;
  display: flex;
  align-items: center;
  padding-top: clamp(5rem, 8vw, 5.75rem);
  padding-bottom: clamp(2rem, 4vw, 3rem);
  position: relative;
  /* не clip — иначе обрезается размытое свечение за колонками */
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(0.5rem, 1.5vw, 1.25rem);
  align-items: center;
  position: relative;
  overflow: visible;
}

/* Пятно за левой колонкой: слой под текстом и карточкой, без z-index:-1 */
.hero-inner::before {
  content: '';
  position: absolute;
  left: -6%;
  top: 12%;
  width: min(68%, 480px);
  height: min(48vh, 380px);
  max-width: 520px;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(
    circle at 28% 36%,
    rgba(47, 109, 246, 0.1) 0%,
    rgba(47, 109, 246, 0.045) 42%,
    rgba(47, 109, 246, 0.015) 68%,
    transparent 78%
  );
  filter: blur(54px);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 520px;
}

.hero-content h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #0f172a 0%, #1d4ed8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content .subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  margin-bottom: 1rem;
  max-width: 560px;
}

.hero-note {
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  max-width: 520px;
  line-height: 1.55;
}

/* === Hero stats === */
.hero-stats {
  list-style: none;
  margin: 0 0 1.75rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: clamp(0.85rem, 2.2vw, 1.5rem);
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.hero-stat + .hero-stat {
  padding-left: clamp(0.85rem, 2.2vw, 1.5rem);
  border-left: 1px solid var(--border-subtle);
}

.hero-stat-num {
  font-family: var(--font-heading);
  font-size: clamp(1.45rem, 2.8vw, 1.95rem);
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-teal) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.25;
  white-space: nowrap;
}

.inline-code {
  font-family: ui-monospace, monospace;
  font-size: 0.85em;
  color: var(--accent-teal);
  background: rgba(57, 197, 207, 0.1);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

/* Только свечение под иллюстрацией — без рамки/карточки */
.hero-visual-wrap {
  position: relative;
  z-index: 1;
  align-self: stretch;
  display: flex;
  align-items: center;
  width: 100%;
  padding-bottom: 0;
  margin-left: -0.5rem;
  margin-right: -1.5rem;
}

/* Свечение привязано к картинке, не к колонке — иначе уезжает вправо */
.hero-visual-wrap::before {
  display: none;
}

.hero-visual {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  min-height: 0;
  width: 100%;
  max-width: none;
  margin-left: 0;
  margin-right: 0;
  overflow: visible;
  isolation: isolate;
  opacity: 1;
}

.hero-visual::before {
  content: '';
  position: absolute;
  left: auto;
  right: 8%;
  bottom: 2%;
  width: min(520px, 70%);
  height: 120px;
  pointer-events: none;
  z-index: 0;
  transform: translateX(0);
  background: radial-gradient(
    ellipse 100% 100% at 50% 30%,
    rgba(59, 130, 246, 0.14) 0%,
    rgba(14, 165, 183, 0.08) 45%,
    transparent 72%
  );
  filter: blur(28px);
}

.hero-visual::after {
  display: none;
}

.hero-visual .hero-image,
.hero-visual .hero-visual-placeholder {
  position: relative;
  z-index: 0;
}

.hero-image {
  width: 100%;
  max-width: none;
  height: auto;
  max-height: min(600px, 72vh);
  object-fit: contain;
  object-position: center right;
  display: block;
  margin: 0;
  mix-blend-mode: normal;
  opacity: 1;
  filter: drop-shadow(0 16px 28px rgba(30, 64, 175, 0.1));
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  border: 0;
}

.hero-image--logo {
  max-height: min(500px, 62vh);
  padding: clamp(1rem, 3vw, 2rem);
  object-fit: contain;
  mix-blend-mode: normal;
  opacity: 1;
  filter: none;
}

.hero-visual-placeholder {
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-align: center;
  padding: 2rem;
  display: none;
}

.section-intro {
  font-size: 0.95rem;
  color: var(--text-secondary);
  max-width: 720px;
  margin: -0.35rem 0 var(--space-block);
  line-height: 1.55;
}

/* === Trust / experience === */
.trust-section {
  padding: clamp(1.75rem, 3.5vw, 2.75rem) 0;
  background: var(--bg-card);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.trust-label {
  margin: 0 0 1.25rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #94a3b8;
  text-align: center;
}

.trust-row {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.65rem 0.75rem;
}

.trust-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1.15rem;
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  background: var(--bg-primary);
  text-align: center;
  transition: border-color var(--transition), color var(--transition), transform var(--transition);
}

.trust-item:hover {
  border-color: rgba(47, 109, 246, 0.35);
  transform: translateY(-1px);
}

.trust-name {
  font-family: var(--font-heading);
  font-size: clamp(0.95rem, 1.2vw, 1.12rem);
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.01em;
  line-height: 1.2;
  white-space: nowrap;
}

.trust-item:hover .trust-name {
  color: var(--text-primary);
}

.trust-item--more {
  border-style: dashed;
  background: transparent;
}

.trust-item--more .trust-name {
  color: #94a3b8;
  font-weight: 500;
}

.trust-note {
  margin: 1rem auto 0;
  text-align: center;
  font-size: 0.78rem;
  color: #94a3b8;
  max-width: 36rem;
  line-height: 1.4;
}

/* === About === */
.about-section {
  background: linear-gradient(180deg, transparent 0%, rgba(14, 165, 183, 0.05) 50%, transparent 100%);
}

.about-intro {
  margin-top: -0.5rem;
  max-width: 46rem;
  font-size: 1.08rem;
  color: var(--text-primary);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(1.25rem, 3vw, 2rem);
  align-items: center;
  margin-bottom: clamp(1.35rem, 3vw, 2rem);
}

.about-main p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.65;
}

.about-main .about-lead {
  font-size: 1.05rem;
  color: var(--text-primary);
}

.domain-chips {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1.15rem;
}

.domain-chips li {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-primary);
  background: rgba(47, 109, 246, 0.08);
  border: 1px solid rgba(47, 109, 246, 0.18);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
}

.about-visual {
  margin: 0;
  border: none;
  background: transparent;
  box-shadow: none;
  border-radius: 0;
  overflow: visible;
}

.about-visual img {
  width: 100%;
  height: auto;
  display: block;
  filter: drop-shadow(0 18px 36px rgba(30, 64, 175, 0.14));
}

.about-outcomes {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: clamp(1.35rem, 3vw, 2rem);
}

.about-outcomes li {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 1.15rem 1.25rem;
  border-top: 3px solid var(--accent-blue);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.about-outcome-label {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--text-primary);
}

.about-outcome-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.process-block {
  /* Полоса во всю ширину: вырывается из .container наружу */
  margin: clamp(1.75rem, 4vw, 2.75rem) calc(50% - 50vw) 0;
  padding: clamp(1.75rem, 4vw, 2.75rem) 0;
  background: linear-gradient(155deg, #33507e 0%, #2b4568 55%, #274a5c 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.process-inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
}

.process-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  margin-bottom: 1.25rem;
}

.process-note {
  font-size: 0.9rem;
  color: rgba(226, 232, 240, 0.72);
  max-width: 28rem;
}

.about-steps-heading {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  font-weight: 700;
  margin-bottom: 0;
  color: #ffffff;
}

.process-steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.85rem;
}

.process-steps li {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  padding: 1rem;
  min-height: 100%;
}

.process-steps .step-num {
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  color: #fff;
  background: linear-gradient(135deg, var(--accent-teal), var(--accent-blue));
  border-radius: 8px;
}

.process-steps li div {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  flex: 1;
}

.process-steps li strong {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  color: #ffffff;
}

.process-steps .step-desc {
  font-size: 0.82rem;
  color: rgba(226, 232, 240, 0.68);
  line-height: 1.45;
}

.process-steps .step-artifact {
  margin-top: auto;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #8fdbe6;
  background: rgba(14, 165, 183, 0.2);
  border-radius: 6px;
  padding: 0.35rem 0.5rem;
}

/* === Services === */
#services .container {
  max-width: 1100px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.service-card {
  --service-accent: #2f6df6;
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 1.5rem 1.5rem 1.35rem;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--service-accent), #0ea5b7);
  opacity: 0.85;
}

.service-card:nth-child(2) { --service-accent: #0ea5b7; }
.service-card:nth-child(3) { --service-accent: #6366f1; }
.service-card:nth-child(4) { --service-accent: #0284c7; }
.service-card:nth-child(5) { --service-accent: #0891b2; }
.service-card:nth-child(6) { --service-accent: #4f46e5; }

.service-card:hover {
  border-color: color-mix(in srgb, var(--service-accent) 45%, var(--border-subtle));
  box-shadow: 0 14px 32px rgba(15, 23, 42, 0.08);
  transform: translateY(-3px);
}

.service-card .icon {
  width: 52px;
  height: 52px;
  margin-bottom: 1rem;
  background: color-mix(in srgb, var(--service-accent) 12%, #ffffff);
  border: 1px solid color-mix(in srgb, var(--service-accent) 22%, transparent);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--service-accent);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.service-card .icon img {
  width: 28px;
  height: 28px;
  display: block;
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.12rem;
  margin-bottom: 0.55rem;
  color: var(--text-primary);
  line-height: 1.3;
}

.service-card > p:not(.service-tags) {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.75rem;
}

.service-tag {
  font-size: 0.64rem;
  font-weight: 650;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--service-accent);
  background: color-mix(in srgb, var(--service-accent) 10%, #ffffff);
  border: 1px solid color-mix(in srgb, var(--service-accent) 22%, transparent);
  padding: 0.18rem 0.48rem;
  border-radius: 999px;
}

.service-points {
  list-style: none;
  margin-top: 1rem;
  padding-left: 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.45;
  flex: 1;
}

.service-points li {
  position: relative;
  margin-bottom: 0.45rem;
  padding-left: 1.35rem;
}

.service-points li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.35em;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: color-mix(in srgb, var(--service-accent) 75%, #ffffff);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--service-accent) 14%, transparent);
}

.service-link {
  display: inline-flex;
  align-items: center;
  margin-top: 1.1rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--service-accent);
  text-decoration: none;
}

.service-link:hover {
  color: var(--accent-teal);
}

/* === Cases === */
.cases-carousel {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "prev viewport next"
    "meta meta meta";
  gap: 1rem 0.75rem;
  align-items: center;
}

.cases-nav {
  grid-row: 1;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-card);
  color: var(--text-primary);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--transition), background var(--transition), color var(--transition), opacity var(--transition);
}

.cases-nav-prev { grid-area: prev; }
.cases-nav-next { grid-area: next; }

.cases-nav:hover:not(:disabled) {
  border-color: rgba(47, 109, 246, 0.45);
  color: var(--accent-blue);
  background: #f8fafc;
}

.cases-nav:disabled {
  opacity: 0.35;
  cursor: default;
}

.cases-viewport {
  grid-area: viewport;
  min-width: 0;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.cases-carousel-meta {
  grid-area: meta;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.45rem;
  min-height: 1.5rem;
}

.cases-dots {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem;
}

.cases-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 999px;
  border: 0;
  padding: 0;
  background: rgba(15, 23, 42, 0.18);
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}

.cases-dot.is-active {
  background: var(--accent-blue);
  transform: scale(1.15);
}

.cases-page-label {
  margin: 0;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.cases-carousel.is-single .cases-nav,
.cases-carousel.is-single .cases-carousel-meta {
  display: none;
}

.cases-carousel.is-single {
  grid-template-columns: 1fr;
  grid-template-areas: "viewport";
}

.cases-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 1rem;
  margin-bottom: 1rem;
}

.cases-toolbar-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.cases-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.cases-filter {
  border: 1px solid var(--border-subtle);
  background: var(--bg-card);
  color: var(--text-secondary);
  border-radius: 999px;
  padding: 0.35rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition), background var(--transition), box-shadow var(--transition);
}

.cases-filter:hover {
  border-color: rgba(47, 109, 246, 0.45);
  color: var(--text-primary);
  background: #f8fafc;
}

.cases-filter.is-active {
  background: linear-gradient(135deg, #2563eb, #2f6df6);
  border-color: transparent;
  color: #ffffff;
  box-shadow: 0 6px 14px rgba(37, 99, 235, 0.22);
}

.case-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: zoom-in;
}

.case-card-image {
  width: 100%;
  height: clamp(240px, 24vw, 320px);
  object-fit: contain;
  object-position: center;
  display: block;
  padding: 0.5rem;
  background: linear-gradient(180deg, #eef3fa 0%, #e6edf7 100%);
  border-bottom: 1px solid var(--border-subtle);
  cursor: zoom-in;
}

.case-card-body {
  padding: 1.5rem;
}

.case-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.14);
}

.case-card-body .type {
  font-size: 0.8rem;
  color: var(--accent-teal);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.case-card-body h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.case-card-body .result {
  font-size: 0.95rem;
  color: var(--accent-blue);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.case-card-body p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cases-fallback {
  font-size: 0.95rem;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.55;
}

.cases-retry {
  margin-top: 0.8rem;
}

/* === Tech === */
.tech-layout {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
}

.tech-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.tech-col {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 1.35rem 1.45rem;
}

.tech-col-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.9rem;
  color: var(--text-primary);
}

.tech-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.tech-list li {
  position: relative;
  padding-left: 1rem;
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

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

.tech-list strong {
  color: var(--text-primary);
  font-weight: 600;
}

.tech-visual {
  margin: 0;
  border: none;
  background: transparent;
  box-shadow: none;
  border-radius: 16px;
  overflow: hidden;
}

.tech-visual img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 16px;
  filter: drop-shadow(0 16px 32px rgba(30, 64, 175, 0.12));
}

/* === Contact === */
#contact .container {
  max-width: 1040px;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(240px, 0.85fr);
  gap: 2.5rem 3rem;
  align-items: start;
}

.contact-main h2 {
  margin-bottom: 0.5rem;
}

.contact-aside {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding-top: 0.35rem;
}

.contact-aside-block h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 0.65rem;
}

.contact-direct {
  display: inline-block;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--accent-blue, #2f6df6);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}

.contact-direct:hover {
  border-bottom-color: currentColor;
}

.contact-aside-note {
  margin: 0.55rem 0 0;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.contact-checklist,
.contact-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.contact-checklist li,
.contact-steps li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.contact-checklist li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--accent-teal);
}

.contact-steps {
  counter-reset: contact-step;
}

.contact-steps li {
  counter-increment: contact-step;
}

.contact-steps li::before {
  content: counter(contact-step);
  position: absolute;
  left: 0;
  top: 0.1em;
  width: 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-blue, #2f6df6);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-form label {
  display: block;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent-teal);
  box-shadow: 0 0 0 3px var(--glow-teal);
}

.contact-form textarea {
  min-height: 120px;
  resize: vertical;
}

.contact-form select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
}

.form-hint {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.form-response-time {
  font-size: 0.85rem;
  color: var(--accent-teal);
  margin: -0.5rem 0 1rem;
}

.form-message {
  padding: 0.75rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  display: none;
}

.form-message.success {
  display: block;
  background: rgba(57, 197, 207, 0.15);
  border: 1px solid var(--accent-teal);
  color: var(--accent-teal);
}

.form-message.error {
  display: block;
  background: rgba(248, 81, 73, 0.15);
  border: 1px solid #f85149;
  color: #f85149;
}

/* === Footer === */
.site-footer {
  position: relative;
  z-index: 2;
  padding: 2rem 0;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
}

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

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.copyright {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* === Policy modal === */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.modal-overlay.is-open {
  display: flex;
}

.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
  padding: 2rem;
}

.modal-content h3 {
  margin-bottom: 1rem;
}

.modal-close {
  margin-top: 1rem;
  background: var(--bg-card);
  color: var(--text-primary);
}

.modal-close:hover {
  background: var(--accent-teal);
  color: var(--bg-primary);
}

/* === Case image lightbox === */
.case-image-modal {
  position: fixed;
  inset: 0;
  z-index: 320;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1rem, 3vw, 2rem);
  background: rgba(10, 18, 34, 0.78);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.24s ease;
}

.case-image-modal.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.case-image-modal-dialog {
  max-width: min(1280px, 96vw);
  max-height: 92vh;
  border-radius: 14px;
  overflow: hidden;
  background: #f8fbff;
  border: 1px solid rgba(15, 23, 42, 0.14);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.45);
  transform: translateY(12px) scale(0.96);
  transition: transform 0.28s cubic-bezier(0.2, 0.8, 0.2, 1);
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
}

.case-image-modal.is-open .case-image-modal-dialog {
  transform: translateY(0) scale(1);
}

.case-image-modal-img {
  display: block;
  max-width: 100%;
  max-height: min(88vh, 860px);
  width: auto;
  height: auto;
}

.case-image-modal-media {
  padding: clamp(0.9rem, 2vw, 1.2rem);
  background: linear-gradient(180deg, #eef3fa 0%, #e6edf7 100%);
  border-right: 1px solid rgba(15, 23, 42, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.case-image-modal-body {
  padding: clamp(1rem, 2.2vw, 1.5rem);
  overflow-y: auto;
  background: #ffffff;
}

.case-modal-type {
  font-size: 0.8rem;
  color: var(--accent-teal);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.45rem;
}

.case-modal-title {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 2.4vw, 1.55rem);
  color: var(--text-primary);
  margin-bottom: 0.6rem;
  line-height: 1.3;
}

.case-modal-result {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--accent-blue);
  margin-bottom: 0.8rem;
  line-height: 1.45;
}

.case-modal-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.case-modal-cta {
  margin-top: 1rem;
}

.case-image-modal-close {
  position: fixed;
  top: 1rem;
  right: 1rem;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.88);
  color: #f8fafc;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.case-image-modal-close:hover {
  transform: scale(1.04);
  background: rgba(30, 41, 59, 0.96);
}

@media (max-width: 992px) {
  .case-image-modal-dialog {
    grid-template-columns: 1fr;
    max-width: min(920px, 96vw);
  }

  .case-image-modal-media {
    border-right: 0;
    border-bottom: 1px solid rgba(15, 23, 42, 0.1);
  }

  .case-image-modal-img {
    max-height: min(52vh, 520px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .case-image-modal,
  .case-image-modal-dialog,
  .case-image-modal-close {
    transition: none;
  }
}