:root {
  --bg: #faf7f2;
  --surface: #ffffff;
  --ink: #1a1a1a;
  --ink-muted: #5a5853;
  --line: #e6e0d2;
  --accent: #2d4a2b;
  --accent-deep: #1e3420;
  --sand: #d9c7a7;
  --cta: #c0583b;
  --cta-deep: #a04529;
  --wa: #25d366;
  --wa-deep: #1bb055;
  --tg: #229ed9;
  --tg-deep: #1a82b3;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.06);
  --shadow-md: 0 8px 24px rgba(0,0,0,.08);
  --shadow-lg: 0 20px 50px rgba(0,0,0,.25);
  --radius: 12px;
  --radius-sm: 8px;
  --container: 1200px;
  --header-h: 64px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3 { margin: 0 0 .6em; line-height: 1.2; font-weight: 700; letter-spacing: -.01em; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 1em; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }

/* ---------- Header ---------- */
.header {
  position: fixed; inset: 0 0 auto 0;
  height: var(--header-h);
  z-index: 50;
  transition: background-color .25s ease, box-shadow .25s ease, color .25s ease;
  color: #fff;
}
.header__inner {
  display: flex; align-items: center; gap: 24px;
  height: 100%;
}
.header.is-scrolled {
  background: rgba(255,255,255,.96);
  backdrop-filter: saturate(140%) blur(8px);
  color: var(--ink);
  box-shadow: var(--shadow-sm);
}
.logo {
  font-weight: 800; font-size: 22px; letter-spacing: -.02em;
  margin-right: auto;
}
.logo__mark { color: var(--sand); }
.header.is-scrolled .logo__mark { color: var(--accent); }
.nav { display: flex; gap: 24px; }
.nav a {
  font-weight: 500; font-size: 15px; padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: border-color .15s ease, opacity .15s ease;
}
.nav a:hover { opacity: .8; border-bottom-color: currentColor; }
.header .btn--call-sm {
  padding: 8px 16px; border-radius: 999px;
  background: var(--cta); color: #fff;
  font-size: 14px; font-weight: 600;
  box-shadow: var(--shadow-sm);
  transition: background-color .15s ease, transform .1s ease;
}
.header .btn--call-sm:hover { background: var(--cta-deep); }
.burger {
  display: none;
  width: 40px; height: 40px; border: 0; background: transparent; padding: 8px;
  cursor: pointer;
}
.burger span {
  display: block; height: 2px; background: currentColor; border-radius: 2px;
  margin: 4px 0; transition: transform .2s ease, opacity .2s ease;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center;
  color: #fff;
  overflow: hidden;
}
.hero__bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  z-index: 0;
  transform: scale(1.05);
}
.hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.55) 0%, rgba(0,0,0,.35) 40%, rgba(0,0,0,.7) 100%);
  z-index: 1;
}
.hero__content {
  position: relative; z-index: 2;
  padding: 120px 20px 80px;
  max-width: 860px;
}
.hero__title {
  font-size: clamp(30px, 5vw, 56px);
  margin-bottom: 20px;
  text-shadow: 0 2px 20px rgba(0,0,0,.4);
}
.hero__subtitle {
  font-size: clamp(16px, 2vw, 20px);
  color: rgba(255,255,255,.92);
  margin-bottom: 10px;
  max-width: 640px;
}
.hero__tagline {
  display: block;
  width: fit-content;
  font-size: clamp(14px, 1.5vw, 16px);
  font-weight: 500;
  color: #fff;
  background: rgba(192,88,59,.9);
  padding: 6px 14px;
  border-radius: 999px;
  margin: 0 auto 32px;
}

/* ---------- CTA row & buttons ---------- */
.cta-row {
  display: flex; flex-wrap: wrap; gap: 12px;
}
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 13px 22px;
  font-size: 15px; font-weight: 600;
  border-radius: 999px;
  background: var(--surface); color: var(--ink);
  border: 0; cursor: pointer;
  transition: transform .1s ease, box-shadow .2s ease, background-color .15s ease;
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn:active { transform: translateY(0); }
.btn__icon { display: inline-flex; }
.btn--primary { background: var(--cta); color: #fff; }
.btn--primary:hover { background: var(--cta-deep); }
.btn--wa { background: var(--wa); color: #fff; }
.btn--wa:hover { background: var(--wa-deep); }
.btn--tg { background: var(--tg); color: #fff; }
.btn--tg:hover { background: var(--tg-deep); }

/* ---------- About ---------- */
.about {
  padding: 80px 0;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.about__grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 48px;
  align-items: start;
}
.about__photo img {
  width: 100%; aspect-ratio: 1 / 1; object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}
.about__text h2 { font-size: clamp(26px, 3vw, 38px); color: var(--accent-deep); }
.features {
  list-style: none; padding: 0; margin: 24px 0 0;
  display: grid; gap: 14px;
  grid-template-columns: 1fr;
}
.features li {
  display: flex; flex-direction: column; gap: 2px;
  padding: 14px 18px;
  background: var(--bg);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
}
.features strong { color: var(--accent-deep); font-size: 15px; }
.features span { color: var(--ink-muted); font-size: 14px; }

/* ---------- Tour sections ---------- */
.tours {
  padding: 80px 0;
  background: var(--bg);
}
.tours--alt { background: var(--surface); }
.section-title {
  font-size: clamp(26px, 3vw, 38px);
  color: var(--accent-deep);
  margin-bottom: 8px;
}
.section-title::after {
  content: ""; display: block;
  width: 60px; height: 3px; margin-top: 10px;
  background: var(--cta); border-radius: 2px;
}
.section-lead {
  color: var(--ink-muted);
  font-size: 16px;
  max-width: 680px;
  margin-bottom: 32px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.card {
  position: relative;
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease;
  display: flex; flex-direction: column;
}
.tours--alt .card { background: var(--bg); }
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.card img {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover;
  background: var(--sand);
}
.card h3 {
  padding: 14px 16px 4px;
  font-size: 17px;
  color: var(--accent-deep);
  margin-bottom: 2px;
}
.card__sub {
  padding: 0 16px 14px;
  color: var(--ink-muted);
  font-size: 14px;
  margin: 0;
}
.card h3:last-child { padding-bottom: 16px; }

/* Placeholder cards (no photo) */
.card--placeholder {
  min-height: 240px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
  color: #fff;
  padding: 20px;
  justify-content: flex-end;
  position: relative;
  overflow: hidden;
}
.tours--alt .card--placeholder {
  background: linear-gradient(135deg, var(--cta) 0%, var(--cta-deep) 100%);
}
.card--placeholder::before {
  content: attr(data-letter);
  position: absolute;
  top: 10px; right: 18px;
  font-size: 120px;
  font-weight: 800;
  line-height: 1;
  color: rgba(255,255,255,.18);
  pointer-events: none;
}
.card--placeholder h3 { color: #fff; padding: 0; }
.card--placeholder .card__sub { color: rgba(255,255,255,.85); padding: 4px 0 0; }

/* ---------- Contact ---------- */
.contact {
  position: relative;
  padding: 100px 0;
  color: #fff;
  overflow: hidden;
  text-align: center;
}
.contact__bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  z-index: 0;
}
.contact__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(30,52,32,.85) 0%, rgba(30,52,32,.75) 100%);
  z-index: 1;
}
.contact__content {
  position: relative; z-index: 2;
}
.contact h2 {
  font-size: clamp(26px, 3.5vw, 42px);
  margin-bottom: 12px;
}
.contact p {
  color: rgba(255,255,255,.88);
  max-width: 560px;
  margin: 0 auto 28px;
  font-size: 17px;
}
.phone {
  display: inline-block;
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  margin-bottom: 24px;
  color: #fff;
  letter-spacing: .02em;
  border-bottom: 2px dashed rgba(255,255,255,.4);
  padding-bottom: 4px;
  transition: border-color .15s ease;
}
.phone:hover { border-bottom-color: #fff; }
.contact .cta-row { justify-content: center; }
.contact .btn--primary { background: var(--cta); color: #fff; }
.contact .btn--primary:hover { background: var(--cta-deep); }
.contact .btn--wa { background: var(--wa); color: #fff; }
.contact .btn--tg { background: var(--tg); color: #fff; }

/* ---------- Footer ---------- */
.footer {
  padding: 24px 0;
  background: var(--accent-deep);
  color: rgba(255,255,255,.7);
  font-size: 14px;
}
.footer__inner {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .about__grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .about__photo { max-width: 320px; }
  .tours, .about { padding: 64px 0; }
}

@media (max-width: 720px) {
  .header__inner { gap: 12px; }
  .btn--call-sm { display: none; }
  .nav {
    position: absolute; top: var(--header-h); left: 0; right: 0;
    background: rgba(255,255,255,.98);
    flex-direction: column;
    padding: 20px;
    gap: 16px;
    box-shadow: var(--shadow-md);
    transform: translateY(-10px);
    opacity: 0; pointer-events: none;
    transition: opacity .2s ease, transform .2s ease;
    color: var(--ink);
  }
  .nav.is-open { opacity: 1; pointer-events: auto; transform: translateY(0); }
  .nav a { color: var(--ink); font-size: 17px; }
  .burger { display: block; }
  .hero { min-height: 78vh; }
  .hero__content { padding: 100px 20px 60px; }
  .cta-row { flex-direction: column; align-items: stretch; }
  .btn { justify-content: center; width: 100%; }
  .grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .card h3 { font-size: 15px; padding: 12px 12px 4px; }
  .card__sub { padding: 0 12px 12px; font-size: 13px; }
  .card--placeholder { min-height: 180px; padding: 14px; }
  .card--placeholder::before { font-size: 80px; top: 6px; right: 12px; }
  .footer__inner { justify-content: center; text-align: center; }
}

@media (max-width: 420px) {
  .grid { grid-template-columns: 1fr; }
}