:root {
  --red: #FD4949;
  --red-dark: #E23434;
  --red-tint: rgba(253,73,73,0.10);
  --ink: #1B1919;
  --grey-10: #EAE7E7;
  --grey-05: #FAF7F7;
  --white: #FFFFFF;

  --font-head: 'Prompt', 'Noto Sans Thai', sans-serif;
  --font-body: 'Sarabun', 'Noto Sans Thai', sans-serif;
  --radius: 16px;
  --shadow: 0 10px 28px rgba(27,25,25,0.08);
  --shadow-lg: 0 20px 46px rgba(27,25,25,0.14);
  --max-width: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font-body); color: var(--ink); background: var(--white); line-height: 1.7; font-size: 16px; }
h1, h2, h3 { font-family: var(--font-head); color: var(--ink); line-height: 1.3; margin: 0 0 .6em; }
h1 { font-size: clamp(2rem, 4.6vw, 3.1rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3vw, 2.05rem); font-weight: 600; }
h3 { font-size: 1.2rem; font-weight: 600; }
p { margin: 0 0 1em; }
a { color: var(--red); text-decoration: none; }
img { max-width: 100%; display: block; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }
.section { padding: 72px 0; }
.section--grey { background: var(--grey-05); }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--grey-10); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.brand { font-family: var(--font-head); font-weight: 700; font-size: 1.1rem; color: var(--ink); }
.brand span { color: var(--red); }
.nav-links { display: flex; align-items: center; gap: 26px; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--ink); font-weight: 600; font-size: .95rem; }
.nav-links a:hover { color: var(--red); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span, .nav-toggle::before, .nav-toggle::after { content:''; display:block; width:24px; height:2.5px; background:var(--ink); margin:6px 0; border-radius:2px; }
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .nav-links { position: absolute; top: 76px; left: 0; right: 0; background: var(--white); flex-direction: column; align-items: flex-start; padding: 20px; gap: 16px; border-bottom: 1px solid var(--grey-10); display: none; }
  .nav-links.is-open { display: flex; }
}

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(circle at 20% 10%, rgba(253,73,73,0.14) 0%, transparent 42%),
    radial-gradient(circle at 82% 30%, rgba(253,73,73,0.10) 0%, transparent 40%),
    linear-gradient(180deg, #FFF7F7 0%, var(--white) 60%);
  padding: 56px 0 70px;
  text-align: center;
}
.badge-pill {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-head); font-size: .82rem; font-weight: 600;
  background: var(--white); border: 1px solid var(--grey-10); color: var(--ink);
  padding: 8px 18px; border-radius: 999px; margin-bottom: 22px; box-shadow: var(--shadow);
}
.badge-pill .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--red); }
.hero h1 { max-width: 760px; margin: 0 auto 18px; }
.hero h1 mark { background: none; color: var(--red); }
.hero .lead { max-width: 620px; margin: 0 auto 30px; color: #4a4444; font-size: 1.08rem; }

.feature-pills { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 46px; }
.feature-pill {
  display: flex; align-items: center; gap: 8px;
  background: var(--white); border: 1px solid var(--grey-10); border-radius: 999px;
  padding: 10px 18px; font-size: .88rem; font-weight: 600; box-shadow: var(--shadow);
}

/* ---------- Quote form card ---------- */
.quote-card {
  max-width: 640px; margin: 0 auto;
  background: linear-gradient(150deg, var(--red) 0%, var(--red-dark) 100%);
  border-radius: 24px; padding: 36px; box-shadow: var(--shadow-lg);
  color: var(--white); text-align: left;
}
.quote-card h3 { color: var(--white); text-align: center; font-size: 1.3rem; }
.quote-card .sub { text-align: center; color: rgba(255,255,255,.85); font-size: .9rem; margin-bottom: 24px; }
.quote-form-inner { background: var(--white); border-radius: 16px; padding: 24px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 560px) { .form-grid { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field.full { grid-column: 1 / -1; }
label { font-weight: 600; font-size: .86rem; color: var(--ink); }
input, select {
  font-family: var(--font-body); font-size: .98rem; padding: 11px 13px;
  border: 1.5px solid var(--grey-10); border-radius: 10px; background: var(--white); color: var(--ink);
}
input:focus, select:focus { outline: none; border-color: var(--red); box-shadow: 0 0 0 3px var(--red-tint); }
.consent { display: flex; gap: 8px; align-items: flex-start; font-size: .78rem; color: #665; margin: 10px 0 16px; }
.consent input { width: auto; margin-top: 3px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-head); font-weight: 600; font-size: .96rem;
  padding: 13px 26px; border-radius: 999px; border: none; cursor: pointer;
}
.btn-red { background: var(--red); color: var(--white); }
.btn-red:hover { background: var(--red-dark); }
.btn-block { width: 100%; justify-content: center; }
.btn-outline { background: transparent; border: 2px solid var(--red); color: var(--red); }

/* ---------- Product grid ---------- */
.section-head { max-width: 680px; margin: 0 auto 44px; text-align: center; }
.grid { display: grid; gap: 22px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .grid-4 { grid-template-columns: 1fr; } }

.product-card {
  background: var(--white); border: 1px solid var(--grey-10); border-radius: var(--radius);
  padding: 26px; text-align: center; box-shadow: var(--shadow); transition: transform .15s ease, box-shadow .15s ease;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.product-icon {
  width: 60px; height: 60px; border-radius: 50%; background: var(--red);
  color: var(--white); display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; margin: 0 auto 16px;
}

/* ---------- Why us ---------- */
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
@media (max-width: 860px) { .why-grid { grid-template-columns: 1fr; } }
.why-card { display: flex; gap: 16px; }
.why-icon { flex: none; width: 48px; height: 48px; border-radius: 50%; background: var(--red); color: var(--white); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; }
.why-card h3 b { color: var(--red); }

/* ---------- CTA banner ---------- */
.cta-banner { background: linear-gradient(120deg, var(--red) 0%, var(--red-dark) 100%); color: var(--white); border-radius: 20px; padding: 48px; text-align: center; }
.cta-banner h2 { color: var(--white); }
.cta-banner .lead { color: rgba(255,255,255,.9); margin: 0 auto 24px; }

/* ---------- Footer ---------- */
.site-footer { background: #201C1C; color: rgba(255,255,255,.75); padding: 48px 0 26px; }
.site-footer a { color: rgba(255,255,255,.8); }
.disclaimer-box { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); border-radius: 12px; padding: 18px 22px; font-size: .82rem; color: rgba(255,255,255,.65); margin-bottom: 26px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding-top: 20px; font-size: .8rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }

.breadcrumb-link { display:inline-block; margin-bottom: 20px; font-size:.85rem; color:#886; }