:root {
  --tot-blue: #0b4da2;
  --tot-blue-deep: #072c66;
  --tot-cyan: #0f89ae;
  --tot-sun: #c9a34b;
  --tot-coral: #7f9fc7;
  --ink: #0a1d3f;
  --ink-soft: #3e547d;
  --paper: #f3f7fd;
  --white: #ffffff;
  --line: rgba(11, 77, 162, 0.18);
  --shadow-soft: 0 14px 30px rgba(8, 35, 81, 0.12);
  --shadow-strong: 0 24px 44px rgba(8, 35, 81, 0.16);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
}

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

html,
body {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

#top {
  scroll-margin-top: 88px;
}

body {
  font-family: "Manrope", "Segoe UI", sans-serif;
  line-height: 1.6;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 8%, rgba(11, 77, 162, 0.14), transparent 28%),
    radial-gradient(circle at 88% 14%, rgba(15, 137, 174, 0.12), transparent 26%),
    linear-gradient(165deg, #f8fbff 0%, #eef3fb 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
  background-image: linear-gradient(rgba(11, 77, 162, 0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(11, 77, 162, 0.035) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.62), transparent 92%);
}

.page-glow {
  position: fixed;
  width: min(62vw, 780px);
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(11, 77, 162, 0.16), transparent 72%);
  top: -22vw;
  right: -14vw;
  z-index: -1;
  pointer-events: none;
}

.page-glow-alt {
  width: min(44vw, 560px);
  background: radial-gradient(circle, rgba(63, 102, 153, 0.18), transparent 74%);
  left: -15vw;
  top: 52vh;
}

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

.container {
  width: min(1140px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(12px);
  background: rgba(246, 250, 255, 0.9);
  border-bottom: 1px solid rgba(11, 77, 162, 0.14);
}

.header-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--ink);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-weight: 700;
}

.brand-logo {
  width: 2.35rem;
  height: 2.35rem;
  object-fit: fill;
  border-radius: 0.6rem;
  border: 1px solid rgba(11, 77, 162, 0.18);
  background: #fff;
  box-shadow: 0 8px 16px rgba(8, 35, 81, 0.14);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.main-nav a {
  text-decoration: none;
  color: var(--ink-soft);
  font-weight: 700;
  font-size: 0.96rem;
  position: relative;
  transition: color 0.2s ease;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.28rem;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--tot-blue), var(--tot-cyan));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.24s ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--tot-blue-deep);
}

.main-nav a:hover::after,
.main-nav a:focus-visible::after {
  transform: scaleX(1);
}

.lang-toggle {
  display: inline-flex;
  padding: 0.25rem;
  border-radius: 999px;
  background: var(--white);
  border: 1px solid rgba(11, 77, 162, 0.2);
  box-shadow: 0 8px 16px rgba(8, 35, 81, 0.1);
}

.lang-btn {
  border: 0;
  padding: 0.38rem 0.82rem;
  border-radius: 999px;
  font-weight: 800;
  color: var(--ink-soft);
  background: transparent;
  cursor: pointer;
}

.lang-btn.is-active {
  color: var(--white);
  background: linear-gradient(130deg, var(--tot-blue-deep), var(--tot-blue));
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.2;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
}

h1 {
  font-size: clamp(2.1rem, 4.3vw, 3.55rem);
}

h2 {
  font-size: clamp(1.7rem, 3vw, 2.45rem);
  letter-spacing: -0.01em;
}

p {
  margin: 0.86rem 0 0;
}

.section-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.58s ease, transform 0.58s ease;
}

.section-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.top-logo {
  padding: clamp(1.2rem, 3.2vw, 2rem) 0 0.6rem;
}

.top-logo-wrap {
  display: grid;
  place-items: center;
  gap: 0.8rem;
}

.top-logo-image {
  width: clamp(220px, 38vw, 420px);
  height: auto;
  border-radius: 14px;
  border: 1px solid rgba(11, 77, 162, 0.22);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 18px 36px rgba(8, 35, 81, 0.16);
  padding: clamp(0.45rem, 1vw, 0.65rem) clamp(0.6rem, 1.3vw, 0.9rem);
}

.top-logo-title {
  margin: 0;
  text-align: center;
  max-width: 24ch;
  font-size: clamp(1.7rem, 3.5vw, 2.9rem);
}

.hero {
  padding: clamp(1.6rem, 4.6vw, 3rem) 0 2.2rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.03fr 0.97fr;
  align-items: center;
  gap: clamp(1.8rem, 4vw, 3rem);
}

.eyebrow {
  margin: 0 0 0.9rem 0;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  letter-spacing: 0.12em;
  font-size: 0.76rem;
  font-weight: 800;
  color: #ffffff;
  background: linear-gradient(135deg, var(--tot-blue-deep), var(--tot-blue));
  padding: 0.42rem 0.78rem;
  border-radius: 999px;
  border: 1px solid rgba(7, 44, 102, 0.35);
  box-shadow: 0 6px 16px rgba(8, 35, 81, 0.18);
}

.eyebrow::before {
  content: "";
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
}

.hero-text {
  font-size: 1.08rem;
  color: var(--ink-soft);
  max-width: 56ch;
}

.hero-points {
  list-style: none;
  padding: 0;
  margin: 1.2rem 0 0;
  display: grid;
  gap: 0.58rem;
}

.hero-points li {
  position: relative;
  color: var(--ink-soft);
  padding-left: 1.24rem;
}

.hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62rem;
  width: 0.46rem;
  height: 0.46rem;
  border-radius: 50%;
  background: linear-gradient(140deg, var(--tot-cyan), var(--tot-blue));
}

.hero-actions {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.btn {
  border: 0;
  border-radius: 999px;
  padding: 0.8rem 1.38rem;
  font-weight: 800;
  font-family: inherit;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

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

.btn-primary {
  color: var(--white);
  background: linear-gradient(130deg, var(--tot-blue-deep), var(--tot-blue) 72%);
  box-shadow: 0 12px 24px rgba(8, 35, 81, 0.28);
}

.btn-secondary {
  color: var(--tot-blue-deep);
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(0, 104, 230, 0.24);
}

.stack-strip {
  margin-top: 1.3rem;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.stack-label {
  margin-right: 0.2rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-weight: 700;
}

.stack-pill {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink-soft);
  border-radius: 999px;
  padding: 0.3rem 0.72rem;
  font-size: 0.82rem;
  font-weight: 700;
}

.hero-media {
  position: relative;
}

.hero-visual {
  border-radius: var(--radius-xl);
  padding: 0.5rem;
  background: linear-gradient(140deg, rgba(11, 77, 162, 0.2), rgba(15, 137, 174, 0.14));
  box-shadow: var(--shadow-strong);
}

.hero-visual img {
  border-radius: calc(var(--radius-xl) - 8px);
  background: var(--white);
}

.float-card {
  position: absolute;
  width: min(180px, 36%);
  border-radius: 16px;
  border: 1px solid rgba(11, 77, 162, 0.18);
  box-shadow: var(--shadow-soft);
  animation: float 8.5s ease-in-out infinite;
  background: var(--white);
}

.float-card-left {
  left: -10%;
  top: 11%;
}

.float-card-right {
  right: -8%;
  bottom: 12%;
  animation-delay: 0.6s;
}

.metric-strip {
  margin-top: clamp(1.7rem, 4vw, 2.6rem);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.95rem;
}

.metric-card {
  padding: 1rem 1.15rem;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(11, 77, 162, 0.2);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-soft);
}

.metric-value {
  margin: 0;
  font-size: clamp(1.55rem, 3vw, 2rem);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-weight: 700;
  color: var(--tot-blue-deep);
}

.metric-label {
  margin-top: 0.35rem;
  color: var(--ink-soft);
  font-weight: 700;
  font-size: 0.92rem;
}

.services,
.approach,
.usecases,
.visuals,
.team,
.impact,
.contact {
  padding: clamp(2.8rem, 6vw, 5rem) 0;
}

.section-head {
  margin-bottom: 1.8rem;
}

.section-head h2 {
  max-width: 24ch;
}

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

.service-card {
  height: 100%;
  border-radius: var(--radius-lg);
  padding: 1.15rem;
  border: 1px solid rgba(11, 77, 162, 0.2);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.98), rgba(247, 251, 255, 0.98)),
    linear-gradient(120deg, rgba(11, 77, 162, 0.05), rgba(15, 137, 174, 0.04));
  box-shadow: var(--shadow-soft);
  transition: transform 0.22s ease;
}

.service-card:hover {
  transform: translateY(-4px);
}

.service-art {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid rgba(11, 77, 162, 0.17);
  margin-bottom: 0.92rem;
}

.service-card p,
.timeline-item p,
.usecase-copy p,
.impact-cards p,
.contact-copy p {
  color: var(--ink-soft);
}

.approach {
  position: relative;
}

.approach::before {
  content: "";
  position: absolute;
  inset: 9% 0 9% 0;
  z-index: -1;
  background: linear-gradient(130deg, rgba(11, 77, 162, 0.06), rgba(15, 137, 174, 0.05));
}

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

.timeline-item {
  border-radius: var(--radius-lg);
  padding: 1.15rem;
  border: 1px solid rgba(11, 77, 162, 0.15);
  background: var(--white);
  box-shadow: var(--shadow-soft);
}

.step {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  display: inline-grid;
  place-items: center;
  margin-bottom: 0.6rem;
  background: linear-gradient(140deg, var(--tot-sun), #ffe49d);
  color: var(--tot-blue-deep);
  font-weight: 700;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
}

.usecase-shell {
  border-radius: var(--radius-xl);
  border: 1px solid rgba(11, 77, 162, 0.18);
  background:
    radial-gradient(circle at 85% 12%, rgba(15, 137, 174, 0.14), transparent 38%),
    linear-gradient(155deg, rgba(255, 255, 255, 0.98), rgba(245, 250, 255, 0.95));
  box-shadow: var(--shadow-strong);
  overflow: hidden;
}

.usecase-tabs {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.2rem;
  padding: 0.55rem;
  border-bottom: 1px solid rgba(11, 77, 162, 0.14);
}

.usecase-tab {
  border: 0;
  border-radius: 999px;
  padding: 0.58rem 0.8rem;
  background: transparent;
  color: var(--ink-soft);
  font-family: inherit;
  font-weight: 800;
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease;
}

.usecase-tab:hover,
.usecase-tab:focus-visible {
  color: var(--tot-blue-deep);
}

.usecase-tab.is-active {
  background: linear-gradient(130deg, var(--tot-blue), #2a8dff);
  color: var(--white);
  box-shadow: 0 12px 24px rgba(8, 35, 81, 0.26);
}

.usecase-panel {
  display: none;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 1rem;
  padding: 1.2rem;
  animation: panel-fade 0.28s ease;
}

.usecase-panel.is-active {
  display: grid;
}

.usecase-panel img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: #f1f6fd;
  border-radius: var(--radius-md);
  border: 1px solid rgba(11, 77, 162, 0.16);
}

.usecase-list {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.56rem;
}

.usecase-list li {
  position: relative;
  padding-left: 1.2rem;
  color: var(--ink-soft);
}

.usecase-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.64rem;
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: linear-gradient(140deg, var(--tot-blue), var(--tot-cyan));
}

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

.visual-card {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(11, 77, 162, 0.18);
  box-shadow: var(--shadow-soft);
  background: var(--white);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.team-card {
  margin: 0;
  height: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(11, 77, 162, 0.18);
  box-shadow: var(--shadow-soft);
  background: rgba(255, 255, 255, 0.97);
  padding: 1.05rem;
}

.team-art {
  width: 100%;
  height: 300px;
  object-fit: contain;
  object-position: center top;
  background: #eef3fb;
  border-radius: var(--radius-md);
  border: 1px solid rgba(11, 77, 162, 0.16);
  margin-bottom: 0.85rem;
}

.team-role {
  margin-top: 0.24rem;
  font-weight: 700;
  color: var(--tot-blue);
}

.team-card p {
  color: var(--ink-soft);
}

.visual-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.visual-card:hover img {
  transform: scale(1.02);
}

.visual-card figcaption {
  padding: 0.86rem 0.95rem 1rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
  font-weight: 700;
}

.impact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  align-items: start;
}

.impact-cards {
  display: grid;
  gap: 0.9rem;
}

.impact-cards article {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(11, 77, 162, 0.17);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow-soft);
  padding: 1rem 1.1rem;
}

.contact-wrap {
  border-radius: var(--radius-xl);
  border: 1px solid rgba(11, 77, 162, 0.19);
  background:
    radial-gradient(circle at 90% 12%, rgba(15, 137, 174, 0.12), transparent 38%),
    radial-gradient(circle at 8% 90%, rgba(11, 77, 162, 0.1), transparent 38%),
    linear-gradient(150deg, rgba(255, 255, 255, 0.98), rgba(244, 249, 255, 0.96));
  box-shadow: var(--shadow-strong);
  padding: 1.28rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.4rem;
}

.contact-copy h2 {
  max-width: 22ch;
}

.contact-form {
  display: grid;
  gap: 0.86rem;
}

.contact-form label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.95rem;
  color: var(--ink-soft);
  font-weight: 700;
}

input,
textarea {
  width: 100%;
  font: inherit;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(11, 77, 162, 0.22);
  border-radius: 12px;
  padding: 0.72rem 0.82rem;
}

input:focus,
textarea:focus {
  outline: 2px solid rgba(11, 77, 162, 0.28);
  border-color: var(--tot-blue);
}

.contact-form button {
  margin-top: 0.25rem;
  cursor: pointer;
}

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.form-status {
  margin-top: 0.2rem;
  min-height: 1.3rem;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.form-status.is-error {
  color: #9a1f1f;
}

.form-status.is-success {
  color: #1b6b2a;
}

.site-footer {
  padding: 1.35rem 0 2rem;
}

.footer-inner {
  border-top: 1px solid rgba(11, 77, 162, 0.2);
  padding-top: 0.95rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  color: var(--ink-soft);
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}

.footer-logo {
  width: 150px;
  max-width: 42vw;
  height: auto;
  border-radius: 8px;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

@keyframes panel-fade {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1080px) {
  .main-nav {
    display: none;
  }

  .hero-grid,
  .impact-grid,
  .contact-wrap,
  .usecase-panel {
    grid-template-columns: 1fr;
  }

  .hero-media {
    max-width: 640px;
    margin: 0 auto;
  }

  .section-head h2,
  .contact-copy h2 {
    max-width: 100%;
  }

  .metric-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .service-grid,
  .timeline,
  .visual-grid,
  .team-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .usecase-tabs {
    grid-template-columns: repeat(5, minmax(130px, 1fr));
    overflow-x: auto;
  }
}

@media (max-width: 720px) {
  .brand-text {
    display: none;
  }

  .top-logo-image {
    width: min(78vw, 320px);
  }

  .top-logo-title {
    max-width: 16ch;
    font-size: clamp(1.45rem, 7.2vw, 2rem);
  }

  .metric-strip,
  .service-grid,
  .timeline,
  .visual-grid,
  .team-grid {
    grid-template-columns: 1fr;
  }

  .float-card {
    display: none;
  }

  .team-art {
    height: 260px;
  }

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

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .section-in {
    opacity: 1;
    transform: none;
  }
}