/* ====== Base ====== */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: #0f172a; /* slate-900 */
  line-height: 1.55;
  background: #ffffff;
}

img { max-width: 100%; height: auto; display: block; }
a { color: #0f172a; text-decoration: none; }
a:hover, a:focus { text-decoration: underline; }

.container {
  width: min(1100px, 92vw);
  margin-inline: auto;
}

/* ====== Header ====== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: saturate(140%) blur(6px);
  border-bottom: 1px solid #e5e7eb;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0.5rem;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-mark {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  background: #0ea5e9; /* sky-500 */
  color: white;
}

.brand-text small { color: #475569; }

.nav a {
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
}
.nav a:hover { background: #f1f5f9; }

/* ====== Hero ====== */
.hero {
  position: relative;
  min-height: clamp(440px, 60vh, 720px);
  isolation: isolate;
  display: grid;
  align-items: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: image-set(url("./assets/bg_01.png") 1x);
  background-size: cover;
  background-position: center;
  filter: brightness(0.75);
  z-index: -1;
}

.hero-inner {
  padding: 4rem 0.5rem;
  color: white;
  text-shadow: 0 1px 0 rgba(0,0,0,.2);
}

.hero h1 {
  font-size: clamp(2rem, 4vw + 1rem, 3rem);
  line-height: 1.15;
  margin: 0 0 0.5rem 0;
}

.lead {
  font-size: clamp(1rem, 0.7rem + 1vw, 1.25rem);
  max-width: 60ch;
  margin: 0.25rem 0 1rem;
}

.badges {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0;
  margin: 0.5rem 0 0;
}
.badges li {
  background: rgba(15,23,42,0.7);
  border: 1px solid rgba(255,255,255,0.25);
  color: white;
  padding: 0.35rem 0.6rem;
  border-radius: 999px;
  font-size: 0.9rem;
}

/* ====== Sections ====== */
.section { padding: clamp(2rem, 3vw + 1rem, 4rem) 0.5rem; }

.section-head h2 {
  margin: 0;
  font-size: clamp(1.5rem, 2vw + 1rem, 2rem);
}
.section-head p { color: #475569; margin-top: 0.25rem; }

/* ====== Cards ====== */
.cards {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
  margin-top: 1.25rem;
}
.card {
  grid-column: span 12;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 1px 0 rgba(0,0,0,0.03);
}
.card img { aspect-ratio: 16 / 9; object-fit: cover; }
.card-body { padding: 1rem; }
.card-body h3 { margin: 0 0 0.25rem 0; }
.card-body p { margin: 0; color: #334155; }

@media (min-width: 720px) {
  .card { grid-column: span 6; }
}

/* ====== Why ====== */
.list-check {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 0.5rem 1rem;
}
.list-check li {
  grid-column: span 12;
  padding-left: 1.75rem;
  position: relative;
}
.list-check li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: #059669; /* emerald-600 */
  font-weight: 700;
}
@media (min-width: 640px) {
  .list-check li { grid-column: span 6; }
}

/* ====== Contact ====== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
  margin-top: 1.25rem;
}
.contact-card {
  grid-column: span 12;
  padding: 1rem;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
}
.tel { font-weight: 600; }
.contact-form {
  grid-column: span 12;
  padding: 1rem;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
}
@media (min-width: 900px) {
  .contact-card { grid-column: span 5; }
  .contact-form { grid-column: span 7; }
}
.form-row {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 0.75rem;
}
input, textarea {
  width: 100%;
  border: 1px solid #cbd5e1;
  background: white;
  border-radius: 10px;
  padding: 0.6rem 0.7rem;
  font: inherit;
}
textarea { min-height: 120px; resize: vertical; }
.form-note { color: #64748b; font-size: 0.9rem; margin: 0.25rem 0 0; }

/* ====== Footer ====== */
.site-footer {
  border-top: 1px solid #e5e7eb;
  background: #ffffff;
}
.footer-inner {
  padding: 1rem 0.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  align-items: center;
  justify-content: space-between;
}
.legal { color: #64748b; font-size: 0.95rem; }