/* ============================================================
   Indy Wash & Dry — stylesheet
   ============================================================ */
:root {
  --ink: #0c2b3a;
  --sea: #0d9488;
  --sea-dark: #0f766e;
  --aqua: #22d3ee;
  --sun: #fbbf24;
  --mist: #f1f7f8;
  --line: #dceaec;
  --muted: #5b7681;
  --font-head: "Kanit", sans-serif;
  --font-body: "IBM Plex Sans Thai", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--mist);
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
}
h1, h2, h3, h4 { font-family: var(--font-head); color: var(--ink); margin: 0; line-height: 1.2; }
p { margin: 0; }
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }

.container { width: 100%; max-width: 1152px; margin: 0 auto; padding: 0 20px; }
.section { padding: 64px 20px; }
.center { text-align: center; }
.muted { color: var(--muted); }
.accent { color: var(--sea); }
.accent-aqua { color: var(--aqua); }
[data-lucide] { width: 1em; height: 1em; }

/* ---------- icons sizing helpers ---------- */
.feature-icon [data-lucide],
.reason-icon [data-lucide],
.ci-icon [data-lucide],
.brand-mark [data-lucide] { width: 24px; height: 24px; }

/* fade-in on load */
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.78);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  transition: background .25s ease;
}
.site-header.scrolled { background: rgba(255,255,255,0.94); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 12px 20px; }

.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark {
  width: 44px; height: 44px; flex: none;
  display: grid; place-items: center;
  border-radius: 16px; color: #fff;
  background: linear-gradient(135deg, var(--sea), var(--aqua));
  box-shadow: 0 6px 18px rgba(13,148,136,.35);
}
.brand-name { display: block; font-weight: 700; font-size: 18px; }
.brand-name em { color: var(--sea); font-style: normal; }
.brand-name.light { color: #fff; }
.brand-sub { display: block; font-size: 11px; color: var(--sea-dark); }

.nav-desktop { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-link { padding: 8px 16px; border-radius: 999px; font-size: 14px; font-weight: 500; transition: all .2s; }
.nav-link:hover { background: var(--mist); }
.nav-link.active { background: var(--sea); color: #fff; }

.btn-call {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px; border-radius: 999px;
  background: var(--sun); color: var(--ink);
  font-size: 14px; font-weight: 600;
}
.btn-call [data-lucide] { width: 16px; height: 16px; }

.menu-toggle { display: none; border: 0; background: var(--mist); color: var(--ink); border-radius: 12px; padding: 8px; cursor: pointer; }
.menu-toggle [data-lucide] { width: 22px; height: 22px; }

.nav-mobile { display: none; flex-direction: column; gap: 4px; padding: 8px 20px 16px; background: #fff; border-top: 1px solid var(--line); }
.nav-mobile.open { display: flex; }
.nav-mobile a { padding: 12px 16px; border-radius: 12px; font-weight: 500; }
.nav-mobile a.active { background: var(--mist); color: var(--sea); }
.btn-call.mobile { justify-content: center; margin-top: 4px; }

@media (max-width: 1023px) {
  .nav-desktop, .header-inner > .btn-call { display: none; }
  .menu-toggle { display: inline-flex; }
}

/* ============================================================
   BUTTONS / PILL
   ============================================================ */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px; border-radius: 999px;
  background: rgba(13,148,136,.10); color: var(--sea-dark);
  font-size: 12px; font-weight: 600;
}
.pill [data-lucide] { width: 13px; height: 13px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 24px; border-radius: 999px;
  font-family: var(--font-body); font-size: 14px; font-weight: 600;
  border: 0; cursor: pointer; transition: transform .15s;
}
.btn:active { transform: scale(.96); }
.btn [data-lucide] { width: 16px; height: 16px; }
.btn-primary { background: var(--sea); color: #fff; box-shadow: 0 8px 22px rgba(13,148,136,.27); }
.btn-sun { background: var(--sun); color: var(--ink); box-shadow: 0 8px 22px rgba(251,191,36,.33); }
.btn-ghost { background: #fff; color: var(--ink); border: 1.5px solid var(--line); }
.btn.full { width: 100%; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  background:
    radial-gradient(1100px 500px at 80% -10%, rgba(34,211,238,.2), transparent),
    linear-gradient(180deg, var(--mist), #fff);
}
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; padding: 80px 20px; }
.hero-copy { animation: fadeUp .6s ease; }
.hero-copy h1 { margin-top: 20px; font-size: 48px; font-weight: 800; }
.lead { margin-top: 20px; max-width: 32rem; font-size: 16px; color: #3f5a64; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.stats { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 32px; }
.stats strong { display: block; font-family: var(--font-head); font-size: 24px; color: var(--sea); }
.stats span { font-size: 12px; color: var(--muted); }

.hero-media { position: relative; animation: fadeUp .6s ease .1s both; }
.hero-img { border-radius: 32px; overflow: hidden; border: 6px solid #fff; box-shadow: 0 30px 60px rgba(13,148,136,.2); }
.hero-img img { width: 100%; height: 420px; object-fit: cover; }
.hero-badge {
  position: absolute; left: -20px; bottom: -20px;
  display: flex; align-items: center; gap: 12px;
  background: #fff; border-radius: 16px; padding: 16px 20px;
  box-shadow: 0 16px 40px rgba(0,0,0,.12);
}
.badge-icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px; background: rgba(251,191,36,.2); color: #b45309; }
.hero-badge strong { display: block; font-family: var(--font-head); font-size: 14px; }
.hero-badge span { font-size: 12px; color: var(--muted); }

/* image fallback */
.img-fail { position: relative; background: linear-gradient(135deg, rgba(34,211,238,.2), rgba(13,148,136,.4)); min-height: 220px; }
.img-fail img { display: none; }

/* ============================================================
   SECTION HEAD / FEATURES
   ============================================================ */
.section-head { margin-bottom: 40px; }
.section-head h2 { margin-top: 16px; font-size: 30px; }
.section > h2 { font-size: 30px; }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature-card {
  background: #fff; border: 1px solid var(--line); border-radius: 24px; padding: 28px;
  box-shadow: 0 10px 30px rgba(13,148,136,.06); transition: transform .2s;
}
.feature-card:hover { transform: translateY(-4px); }
.feature-icon { display: grid; place-items: center; width: 54px; height: 54px; border-radius: 16px; margin-bottom: 16px; color: #fff; background: linear-gradient(135deg, var(--sea), var(--aqua)); }
.feature-card h3 { font-size: 18px; }
.feature-card p { margin-top: 6px; font-size: 14px; color: var(--muted); }

/* ============================================================
   PAYMENT BAND
   ============================================================ */
.pay-band { background: var(--ink); }
.pay-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; padding: 56px 20px; }
.pay-grid h2 { color: #fff; font-size: 30px; }
.pay-grid > div > p { margin-top: 12px; max-width: 28rem; font-size: 14px; color: #9fc6cf; }
.pay-methods { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.pay-item { background: rgba(255,255,255,.06); border-radius: 16px; padding: 20px; text-align: center; color: #fff; }
.pay-item [data-lucide] { width: 30px; height: 30px; color: var(--aqua); }
.pay-item span { display: block; margin-top: 8px; font-size: 14px; }

/* ============================================================
   INVESTOR CTA
   ============================================================ */
.invest-cta { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; border-radius: 32px; overflow: hidden; background: linear-gradient(135deg, var(--sea), var(--sea-dark)); }
.invest-copy { padding: 48px; }
.invest-copy h2 { color: #fff; font-size: 30px; }
.invest-copy p { margin: 12px 0 24px; font-size: 14px; color: #d6f3f1; }
.invest-media { height: 100%; min-height: 240px; }
.invest-media img { width: 100%; height: 100%; object-fit: cover; min-height: 240px; }

/* ============================================================
   PAGE HERO (about / contact)
   ============================================================ */
.page-hero { background: linear-gradient(180deg, var(--mist), #fff); padding: 56px 0; animation: fadeUp .5s ease; }
.page-hero h1 { margin-top: 16px; font-size: 40px; font-weight: 800; }
.page-hero .lead { margin-top: 20px; max-width: 48rem; }

/* ============================================================
   REASONS (about)
   ============================================================ */
.reason-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 36px; }
.reason-card { display: flex; gap: 16px; background: #fff; border: 1px solid var(--line); border-radius: 24px; padding: 24px; box-shadow: 0 10px 28px rgba(13,148,136,.06); }
.reason-icon { flex: none; width: 48px; height: 48px; display: grid; place-items: center; border-radius: 16px; color: #fff; background: linear-gradient(135deg, var(--sea), var(--aqua)); }
.reason-card h3 { font-size: 18px; }
.reason-card p { margin-top: 6px; font-size: 14px; color: var(--muted); }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 16px; }
.contact-card { display: flex; align-items: center; gap: 16px; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 20px; box-shadow: 0 8px 24px rgba(13,148,136,.05); transition: transform .2s; }
.contact-card:hover { transform: translateY(-2px); }
.contact-card.dark { background: var(--ink); }
.ci-icon { flex: none; width: 48px; height: 48px; display: grid; place-items: center; border-radius: 16px; background: rgba(13,148,136,.08); color: var(--sea); }
.ci-icon.aqua { background: rgba(34,211,238,.12); color: var(--aqua); }
.contact-card small { display: block; font-size: 12px; font-weight: 600; color: var(--muted); }
.contact-card small.aqua { color: var(--aqua); }
.contact-card b { font-size: 14px; font-weight: 600; }
.contact-card b.light { color: #cdeef0; }

.contact-form-wrap { background: #fff; border: 1px solid var(--line); border-radius: 24px; padding: 28px; box-shadow: 0 14px 36px rgba(13,148,136,.08); }
.contact-form-wrap h3 { font-size: 20px; }
.contact-form { display: flex; flex-direction: column; gap: 14px; margin-top: 20px; }
.contact-form input, .contact-form textarea {
  width: 100%; padding: 12px 16px; border-radius: 14px;
  border: 1.5px solid var(--line); background: var(--mist);
  font-family: var(--font-body); font-size: 15px; color: var(--ink); outline: none;
}
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--sea); }
.contact-form textarea { min-height: 110px; resize: vertical; }
.form-error { margin-top: 14px; padding: 10px 14px; border-radius: 12px; background: #fef2f2; color: #b91c1c; font-size: 14px; }
.form-success { text-align: center; padding: 32px 12px; }
.success-icon { display: inline-grid; place-items: center; width: 64px; height: 64px; border-radius: 999px; background: rgba(13,148,136,.1); color: var(--sea); margin-bottom: 16px; }
.success-icon [data-lucide] { width: 32px; height: 32px; }
.link { color: var(--sea); font-weight: 600; display: inline-block; margin-top: 16px; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { background: var(--ink); margin-top: 16px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; padding: 48px 20px; }
.footer-brand { margin-bottom: 16px; }
.footer-company { font-size: 14px; color: #9fc6cf; }
.footer-address { margin-top: 12px; font-size: 14px; color: #7ba8b2; }
.footer-grid h4 { color: #fff; font-size: 14px; margin-bottom: 16px; }
.footer-link { display: flex; align-items: center; gap: 8px; font-size: 14px; color: #9fc6cf; margin-bottom: 10px; }
.footer-link [data-lucide] { width: 15px; height: 15px; }
.social { display: flex; gap: 12px; margin-top: 16px; }
.social a { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 999px; background: rgba(255,255,255,.08); color: #fff; transition: transform .2s; }
.social a:hover { transform: translateY(-2px); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 20px; text-align: center; font-size: 12px; color: #6f9aa4; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 860px) {
  .hero-grid, .pay-grid, .invest-cta, .contact-grid, .reason-grid, .feature-grid, .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero-grid { padding: 48px 20px; }
  .hero-copy h1 { font-size: 36px; }
  .page-hero h1 { font-size: 32px; }
  .invest-copy { padding: 32px; }
  .hero-badge { left: 12px; }
}