:root {
  --bg: #f7f9fc;
  --surface: #ffffff;
  --text: #0f172a;
  --mute: #64748b;
  --line: #e2e8f0;
  --accent: #0d9488;
  --accent-soft: #ccfbf1;
  --accent-dark: #0f766e;
  --shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
  --radius: 18px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.wrap {
  width: min(1080px, calc(100% - 32px));
  margin-inline: auto;
}

/* Header */
header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(247, 249, 252, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.lang-switch {
  display: flex;
  gap: 4px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
}

.lang {
  border: 0;
  background: transparent;
  color: var(--mute);
  font: inherit;
  font-size: 12px;
  font-weight: 700;
  padding: 6px 10px;
  border-radius: 999px;
  cursor: pointer;
}

.lang.active {
  background: var(--accent);
  color: #fff;
}

.logo {
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.01em;
}

.nav {
  display: none;
  gap: 22px;
  font-size: 14px;
  color: var(--mute);
}

.nav a:hover { color: var(--text); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: 0.18s ease;
  cursor: pointer;
}

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

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

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

.btn.ghost:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
}

.btn.full { width: 100%; }

/* Hero */
.hero {
  padding: 56px 0 40px;
}

.hero-inner {
  display: grid;
  gap: 32px;
}

.kicker {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.1rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

h1 em {
  font-style: normal;
  color: var(--accent);
}

.lead {
  font-size: 1.05rem;
  color: var(--mute);
  max-width: 48ch;
  margin-bottom: 24px;
}

.cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 8px;
  display: grid;
  gap: 6px;
}

.stat {
  padding: 16px 18px;
  border-radius: 14px;
}

.stat:nth-child(odd) {
  background: var(--accent-soft);
}

.stat-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent-dark);
  margin-bottom: 4px;
}

.stat strong {
  font-size: 15px;
}

/* Sections */
.section {
  padding: 56px 0;
}

.section.alt {
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.section-lead {
  color: var(--mute);
  max-width: 52ch;
  margin-bottom: 28px;
}

.services-grid {
  display: grid;
  gap: 16px;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.service-card.highlight {
  background: linear-gradient(160deg, #f0fdfa 0%, #ffffff 60%);
  border-color: #99f6e4;
}

.icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 20px;
  margin-bottom: 14px;
  background: var(--accent-soft);
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}

.service-card ul li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 8px;
  color: var(--mute);
  font-size: 15px;
}

.service-card ul li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.service-card p {
  color: var(--mute);
  font-size: 15px;
}

/* About */
.about-grid {
  display: grid;
  gap: 28px;
}

.checklist {
  margin-top: 18px;
  display: grid;
  gap: 10px;
}

.checklist li {
  position: relative;
  padding-left: 28px;
  font-weight: 500;
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: inset 0 0 0 3px white, 0 0 0 1px var(--accent);
}

.about-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  display: grid;
  gap: 12px;
  align-content: start;
}

.about-card h3 {
  font-size: 1.2rem;
}

.about-card p {
  color: var(--mute);
  font-size: 15px;
  margin-bottom: 6px;
}

/* Contact */
.contact-box {
  text-align: center;
}

.contact-box .section-lead {
  margin-inline: auto;
}

.contact-row {
  display: grid;
  gap: 12px;
  margin-top: 8px;
}

.contact-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  transition: 0.18s ease;
}

.contact-item:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.contact-item .label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--mute);
  margin-bottom: 6px;
}

.contact-item strong {
  font-size: 1.05rem;
  word-break: break-word;
}

/* Footer */
footer {
  border-top: 1px solid var(--line);
  padding: 22px 0 28px;
  color: var(--mute);
  font-size: 13px;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  justify-content: space-between;
}

/* Responsive */
@media (min-width: 720px) {
  .nav { display: flex; }

  .hero-inner {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
  }

  .services-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .about-grid {
    grid-template-columns: 1.2fr 0.9fr;
    align-items: start;
  }

  .contact-row {
    grid-template-columns: 1fr 1fr;
    max-width: 640px;
    margin-inline: auto;
  }
}

/* Before & After */
.ba-grid {
  display: grid;
  gap: 16px;
}
.ba-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.ba-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.ba-shot {
  position: relative;
  aspect-ratio: 4/3;
  background: #e8eef5;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.ba-shot.after { background: #d9f5ef; }
.ba-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.ba-shot span {
  position: absolute;
  left: 10px;
  top: 10px;
  z-index: 2;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: rgba(15, 23, 42, 0.72);
  color: #fff;
  padding: 5px 10px;
  border-radius: 999px;
}
.ba-cap {
  padding: 12px 16px;
  font-size: 14px;
  color: var(--mute);
}
.ba-card.placeholder .ba-shot {
  min-height: 140px;
}
@media (min-width: 720px) {
  .ba-grid { grid-template-columns: 1fr 1fr; }
}

.ba-card-wide { grid-column: 1 / -1; }
.ba-shot.single { aspect-ratio: 16/10; }
.ba-shot.single img { width: 100%; height: 100%; object-fit: cover; }