:root {
  --bg: #f6f8fb;
  --paper: #ffffff;
  --ink: #111827;
  --muted: #5b6472;
  --soft: #e7edf5;
  --line: #d8e0ea;
  --blue: #155eef;
  --blue-dark: #0f3fb6;
  --green: #0f766e;
  --lime: #d9f99d;
  --shadow: 0 24px 70px rgba(22, 34, 51, 0.12);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--ink);
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea {
  font: inherit;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 200;
  padding: 12px 16px;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
}

.skip-link:focus {
  top: 16px;
}

.site-header {
  position: fixed;
  inset: 16px 20px auto;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  padding: 10px 10px 10px 14px;
  border: 1px solid rgba(216, 224, 234, 0.9);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 12px 40px rgba(22, 34, 51, 0.08);
  backdrop-filter: blur(16px);
}

.brand,
.nav-links,
.hero-actions,
.contact-links {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  min-height: 44px;
  font-size: 15px;
}

.brand span {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  font-weight: 800;
}

.nav-links {
  gap: 4px;
}

.nav-links a,
.header-cta {
  min-height: 44px;
  padding: 12px 14px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  background: #eef4ff;
  color: var(--blue);
}

.header-cta {
  background: var(--blue);
  color: #fff;
}

.header-cta:hover,
.header-cta:focus-visible,
.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 140px 24px 38px;
  background:
    linear-gradient(135deg, rgba(21, 94, 239, 0.1), transparent 38%),
    radial-gradient(circle at 82% 16%, rgba(217, 249, 157, 0.52), transparent 28%),
    var(--bg);
}

.hero::after {
  position: absolute;
  right: -12%;
  top: 8%;
  width: 48vw;
  height: 48vw;
  min-width: 420px;
  min-height: 420px;
  border: 1px solid rgba(21, 94, 239, 0.1);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.hero-inner,
.section-inner {
  position: relative;
  z-index: 1;
  width: min(1160px, 100%);
  margin: 0 auto;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.78fr);
  gap: 58px;
  align-items: center;
}

.hero-copy {
  max-width: 720px;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 780px;
  margin-bottom: 22px;
  font-size: clamp(42px, 6.2vw, 76px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(32px, 4.4vw, 56px);
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 1.15;
}

.hero-lead {
  max-width: 680px;
  margin-bottom: 28px;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.55;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 22px;
}

.btn {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  padding: 15px 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn.primary {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 18px 34px rgba(21, 94, 239, 0.24);
}

.btn.primary:hover {
  background: var(--blue-dark);
}

.btn.secondary {
  border-color: var(--line);
  background: #fff;
  color: var(--ink);
}

.btn.wide {
  width: 100%;
}

.proof-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.proof-strip span {
  min-height: 38px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.hero-person {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.hero-person::before {
  position: absolute;
  inset: 42px 10px 0;
  border-radius: 40px;
  background:
    linear-gradient(180deg, rgba(21, 94, 239, 0.08), rgba(255, 255, 255, 0.92)),
    #eaf1ff;
  box-shadow: var(--shadow);
  content: "";
}

.hero-person img {
  position: relative;
  z-index: 1;
  width: min(430px, 100%);
  max-height: 610px;
  object-fit: cover;
  object-position: center top;
  border-radius: 32px;
  box-shadow: 0 22px 50px rgba(17, 24, 39, 0.18);
  animation: portraitEnter 0.75s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.person-card {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 42px;
  display: grid;
  gap: 4px;
  min-width: 240px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 18px 40px rgba(17, 24, 39, 0.12);
  backdrop-filter: blur(14px);
}

.person-card span {
  color: var(--muted);
  font-size: 14px;
}

.hero-metrics {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  width: min(1160px, calc(100% - 48px));
  margin: 34px auto 0;
}

.hero-metrics div,
.trust-grid article,
.service-card,
.case-grid article,
.process-list li,
.contact-form {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 12px 34px rgba(22, 34, 51, 0.06);
}

.hero-metrics div {
  min-height: 118px;
  padding: 20px;
  border-radius: 24px;
}

.hero-metrics dt {
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 28px;
  font-weight: 800;
}

.hero-metrics dd {
  margin: 0;
  color: var(--muted);
  line-height: 1.4;
}

.section {
  padding: 94px 24px;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 54px;
  align-items: start;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.trust-grid,
.service-grid,
.case-grid,
.when-grid {
  display: grid;
  gap: 16px;
}

.trust-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.trust-grid article,
.service-card,
.case-grid article {
  border-radius: 28px;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.trust-grid article {
  padding: 24px;
}

.trust-grid article span,
.service-label,
.case-grid article span {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  margin-bottom: 18px;
  padding: 0 10px;
  border-radius: 999px;
  background: #eef4ff;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
}

.trust-grid p,
.service-card p,
.case-grid p,
.process-list span,
.contact-section p {
  color: var(--muted);
  line-height: 1.6;
}

.services-section {
  background: #fff;
}

.brand-section {
  background: #111827;
  color: #fff;
}

.brand-section .eyebrow {
  color: var(--lime);
}

.brand-panel {
  max-width: 980px;
  margin-bottom: 28px;
}

.brand-panel p {
  max-width: 820px;
  color: #d9e2f0;
  font-size: 19px;
  line-height: 1.65;
}

.brand-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.brand-tags span {
  min-height: 40px;
  padding: 11px 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-weight: 800;
}

.when-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.when-grid article {
  display: grid;
  gap: 8px;
  min-height: 150px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.08);
}

.when-grid strong {
  font-size: 19px;
}

.when-grid span {
  color: #d9e2f0;
  line-height: 1.5;
}

.service-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.service-card {
  display: flex;
  min-height: 300px;
  flex-direction: column;
  padding: 26px;
}

.service-card.featured {
  border-color: rgba(21, 94, 239, 0.28);
  background: linear-gradient(180deg, #eef4ff, #fff);
}

.service-card strong {
  margin-top: auto;
  color: var(--ink);
  font-size: 20px;
}

.service-card a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  margin-top: 18px;
  color: var(--blue);
  font-weight: 800;
}

.service-card:hover,
.case-grid article:hover,
.trust-grid article:hover {
  border-color: rgba(21, 94, 239, 0.34);
  box-shadow: 0 24px 58px rgba(22, 34, 51, 0.12);
  transform: translateY(-6px);
}

.cases-section {
  background: linear-gradient(180deg, #f6f8fb, #eef4ff);
}

.case-showcase {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.55fr);
  gap: 18px;
  align-items: stretch;
}

.case-stage {
  display: grid;
  min-height: 510px;
  perspective: 1100px;
}

.case-panel {
  grid-area: 1 / 1;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(260px, 0.7fr);
  gap: 26px;
  align-items: stretch;
  min-height: 510px;
  padding: 30px;
  border: 1px solid rgba(216, 224, 234, 0.92);
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.94), rgba(238, 244, 255, 0.9)),
    #fff;
  box-shadow: 0 24px 70px rgba(22, 34, 51, 0.12);
  opacity: 0;
  pointer-events: none;
  transform: translateY(18px) scale(0.98) rotateX(3deg);
  transition: opacity 0.36s ease, transform 0.42s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.case-panel.active {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1) rotateX(0);
}

.case-panel-copy {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.case-kicker {
  display: inline-flex;
  width: fit-content;
  min-height: 34px;
  align-items: center;
  margin-bottom: 22px;
  padding: 0 12px;
  border-radius: 999px;
  background: #eef4ff;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
}

.case-panel h3 {
  max-width: 520px;
  margin-bottom: 18px;
  font-size: clamp(30px, 4vw, 50px);
  line-height: 1;
}

.case-panel p {
  max-width: 560px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.65;
}

.case-stats {
  display: grid;
  gap: 4px;
  width: fit-content;
  min-width: 190px;
  margin-top: 32px;
  padding: 18px 20px;
  border: 1px solid rgba(21, 94, 239, 0.18);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.78);
}

.case-stats strong {
  font-size: 34px;
  line-height: 1;
}

.case-stats span {
  color: var(--muted);
  font-weight: 700;
}

.case-visual {
  position: relative;
  overflow: hidden;
  min-height: 100%;
  border-radius: 28px;
  background:
    linear-gradient(160deg, rgba(17, 24, 39, 0.96), rgba(21, 94, 239, 0.78)),
    #111827;
}

.case-visual::before {
  position: absolute;
  inset: 24px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 22px;
  content: "";
}

.case-visual::after {
  position: absolute;
  left: 30px;
  right: 30px;
  top: 38px;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(90deg, #d9f99d 0 22%, rgba(255, 255, 255, 0.22) 22% 100%);
  content: "";
}

.case-visual span {
  position: absolute;
  left: 30px;
  right: calc(30px + (var(--i) * 22px));
  top: calc(84px + (var(--i) * 54px));
  height: 34px;
  border-radius: 14px;
  background: rgba(255, 255, 255, calc(0.1 + var(--i) * 0.035));
  transform: translateX(0);
  animation: caseBars 4.8s ease-in-out infinite;
  animation-delay: calc(var(--i) * -0.35s);
}

.case-visual.commerce {
  background: linear-gradient(160deg, #0f766e, #155eef);
}

.case-visual.systems {
  background: linear-gradient(160deg, #111827, #5b6472);
}

.case-visual.social {
  background: linear-gradient(160deg, #0f3fb6, #0f766e);
}

.case-visual.bots {
  background: linear-gradient(160deg, #155eef, #111827);
}

.case-visual.games {
  background: linear-gradient(160deg, #111827, #0f3fb6);
}

.case-tabs {
  display: grid;
  gap: 10px;
}

.case-tab {
  position: relative;
  display: flex;
  min-height: 72px;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink);
  cursor: pointer;
  font-weight: 800;
  text-align: left;
  transition: background 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease, transform 0.22s ease;
}

.case-tab span {
  display: grid;
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  place-items: center;
  border-radius: 50%;
  background: #eef4ff;
  color: var(--blue);
  font-size: 12px;
}

.case-tab:hover,
.case-tab:focus-visible {
  border-color: rgba(21, 94, 239, 0.34);
  box-shadow: 0 16px 34px rgba(22, 34, 51, 0.09);
  transform: translateY(-2px);
}

.case-tab.active {
  border-color: rgba(21, 94, 239, 0.42);
  background: var(--blue);
  color: #fff;
  box-shadow: 0 20px 44px rgba(21, 94, 239, 0.22);
}

.case-tab.active span {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
}

.site-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.site-list a {
  min-height: 42px;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font-weight: 700;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.site-list a:hover {
  background: var(--ink);
  color: #fff;
  transform: translateY(-2px);
}

.process-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: process;
}

.process-list li {
  position: relative;
  display: grid;
  grid-template-columns: 48px 0.8fr 1.2fr;
  gap: 18px;
  align-items: center;
  min-height: 92px;
  padding: 18px;
  border-radius: 24px;
  counter-increment: process;
}

.process-list li::before {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  border-radius: 50%;
  background: var(--lime);
  color: var(--ink);
  content: counter(process, decimal-leading-zero);
  font-size: 13px;
  font-weight: 800;
}

.contact-section {
  padding-bottom: 72px;
  background: #111827;
  color: #fff;
}

.contact-section .eyebrow {
  color: var(--lime);
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.72fr);
  gap: 56px;
  align-items: start;
}

.contact-links {
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  margin-top: 26px;
}

.contact-links a {
  min-height: 42px;
  color: #fff;
  font-weight: 700;
}

.contact-form {
  padding: 24px;
  border-color: rgba(255, 255, 255, 0.16);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: none;
}

.contact-form label {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
  color: #d9e2f0;
  font-weight: 700;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  min-height: 50px;
  padding: 14px 15px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.95);
  color: var(--ink);
  outline: none;
}

.contact-form textarea {
  resize: vertical;
}

.form-note {
  min-height: 22px;
  margin: 14px 0 0;
  color: #d9e2f0;
  font-size: 14px;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s cubic-bezier(0.2, 0.8, 0.2, 1);
}

[data-reveal].visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes portraitEnter {
  from {
    opacity: 0;
    transform: translateY(28px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes caseBars {
  0%,
  100% {
    transform: translateX(0);
  }
  50% {
    transform: translateX(18px);
  }
}

@media (max-width: 980px) {
  .site-header {
    position: absolute;
  }

  .nav-links {
    display: none;
  }

  .hero-inner,
  .split,
  .case-showcase,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .case-panel {
    grid-template-columns: 1fr;
  }

  .case-visual {
    min-height: 260px;
  }

  .hero-person {
    min-height: 520px;
    order: -1;
  }

  .hero-metrics,
  .trust-grid,
  .service-grid,
  .when-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .site-header {
    inset: 10px 10px auto;
    width: auto;
  }

  .brand strong {
    display: none;
  }

  .hero {
    padding: 98px 18px 30px;
  }

  h1 {
    font-size: clamp(38px, 12vw, 56px);
  }

  .hero-person {
    min-height: 430px;
  }

  .hero-person::before {
    inset: 28px 0 0;
    border-radius: 28px;
  }

  .hero-person img {
    max-height: 420px;
    border-radius: 24px;
  }

  .person-card {
    right: 10px;
    bottom: 18px;
    min-width: 210px;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .hero-metrics,
  .trust-grid,
  .service-grid,
  .when-grid {
    grid-template-columns: 1fr;
  }

  .case-stage,
  .case-panel {
    min-height: auto;
  }

  .case-panel {
    padding: 22px;
    border-radius: 26px;
  }

  .case-panel h3 {
    font-size: 30px;
  }

  .case-panel p {
    font-size: 16px;
  }

  .case-tabs {
    order: -1;
    gap: 8px;
  }

  .case-tab {
    min-height: 62px;
    padding: 13px 14px;
    border-radius: 18px;
  }

  .section {
    padding: 70px 18px;
  }

  .process-list li {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}