:root {
  --bg: #f4f8ff;
  --surface: #ffffff;
  --surface-soft: #eef4ff;
  --text: #0f1c33;
  --text-soft: #4d5f82;
  --primary: #1d63ff;
  --primary-strong: #0047d6;
  --accent: #18b8d9;
  --border: #cfe0ff;
  --shadow: 0 20px 60px rgba(26, 71, 170, 0.12);
}

* {
  box-sizing: border-box;
}

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

body {
  position: relative;
  min-height: 100vh;
  color: var(--text);
  background: radial-gradient(circle at 10% 15%, #d8e7ff 0%, transparent 38%),
    radial-gradient(circle at 90% 0%, #d8f9ff 0%, transparent 34%),
    var(--bg);
  font-family: "Space Grotesk", "Noto Sans SC", sans-serif;
  line-height: 1.6;
}

.bg-layer {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: linear-gradient(rgba(13, 41, 92, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 41, 92, 0.04) 1px, transparent 1px);
  background-size: 30px 30px;
  mask-image: radial-gradient(circle at center, #000 45%, transparent 100%);
}

.site-header {
  width: min(1160px, calc(100% - 2.5rem));
  margin: 1.2rem auto 0;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: 14px;
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.72);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.brand {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  font-weight: 700;
  letter-spacing: 0.2px;
}

.brand img {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.site-nav a {
  text-decoration: none;
  color: var(--text-soft);
  font-weight: 600;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--primary);
}

.lang-switch {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: 999px;
  padding: 0.42rem 0.85rem;
  cursor: pointer;
  font-weight: 600;
}

main {
  width: min(1160px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 2.2rem 0 4rem;
}

.hero {
  padding: 4rem clamp(1rem, 3vw, 2.2rem) 2.6rem;
}

.kicker {
  margin: 0;
  color: var(--primary-strong);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.15;
}

h1 {
  margin-top: 0.9rem;
  font-size: clamp(2rem, 5vw, 4rem);
  max-width: 14ch;
}

.hero-text {
  max-width: 64ch;
  color: var(--text-soft);
  margin-top: 1rem;
  font-size: 1.06rem;
}

.hero-actions {
  margin-top: 1.4rem;
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.btn {
  text-decoration: none;
  border-radius: 999px;
  padding: 0.72rem 1.2rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(115deg, var(--primary), var(--accent));
  box-shadow: 0 10px 24px rgba(29, 99, 255, 0.28);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  transform: translateY(-1px);
}

.btn-ghost {
  border-color: var(--border);
  color: var(--text);
  background: var(--surface);
}

.section {
  margin-top: 2.6rem;
  padding: clamp(1.2rem, 2.6vw, 2rem);
  border-radius: 20px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
}

.section-heading h2 {
  margin-top: 0.75rem;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
}

.card-grid {
  margin-top: 1.2rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.card {
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
}

.card p {
  margin: 0.6rem 0 0;
  color: var(--text-soft);
}

.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1rem;
}

.split p {
  color: var(--text-soft);
}

.stat-panel {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1rem;
  background: linear-gradient(155deg, #f0f6ff, #ffffff);
  display: grid;
  gap: 0.9rem;
}

.stat-value {
  display: block;
  color: var(--primary-strong);
  font-size: 1.35rem;
  font-weight: 800;
}

.stat-label {
  color: var(--text-soft);
  font-size: 0.94rem;
}

.timeline {
  margin: 1rem 0 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.8rem;
  color: var(--text-soft);
}

.timeline li {
  padding-left: 0.4rem;
}

.chip-wrap {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.chip {
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.45rem 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.cta {
  text-align: center;
}

.cta p {
  color: var(--text-soft);
  max-width: 54ch;
  margin: 0.8rem auto 1.2rem;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.contact-points p {
  margin: 0.45rem 0;
}

.promise {
  margin-top: 1rem;
  padding: 0.9rem;
  border-radius: 12px;
  background: var(--surface-soft);
  border: 1px solid var(--border);
}

.contact-form {
  display: grid;
  gap: 0.55rem;
  padding: 1rem;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--surface);
}

label {
  font-weight: 600;
  margin-top: 0.2rem;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  font: inherit;
  color: var(--text);
  background: #fff;
}

input:focus,
textarea:focus {
  outline: 2px solid #8dc2ff;
  border-color: #8dc2ff;
}

.form-note {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.9rem;
}

.site-footer {
  width: min(1160px, calc(100% - 2.5rem));
  margin: 1rem auto 2rem;
  color: var(--text-soft);
  text-align: center;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  animation: rise 0.65s ease forwards;
}

.reveal:nth-of-type(2) {
  animation-delay: 0.08s;
}

.reveal:nth-of-type(3) {
  animation-delay: 0.16s;
}

.reveal:nth-of-type(4) {
  animation-delay: 0.22s;
}

@keyframes rise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 940px) {
  .card-grid,
  .split,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .site-header {
    flex-wrap: wrap;
  }
}

@media (max-width: 620px) {
  .site-header,
  main,
  .site-footer {
    width: calc(100% - 1.2rem);
  }

  .hero {
    padding-top: 2.4rem;
  }

  .site-nav {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
  }
}