/* ============================================================
   Clean.co.id — Main Stylesheet v2.0
   PT Tuah Tanah Nusantara
   ============================================================ */

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

:root {
  --cyan: #06B6D4;
  --cyan-dark: #0284C7;
  --navy: #0F172A;
  --navy-mid: #1E3A5F;
  --white: #FFFFFF;
  --gray-100: #F1F5F9;
  --gray-400: #94A3B8;
  --gray-600: #475569;
  --gray-700: #334155;
  --green: #16A34A;
  --font-display: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--white);
  color: var(--navy);
  min-height: 100vh;
  padding-bottom: 70px;
  -webkit-font-smoothing: antialiased;
}

/* ---- HEADER ---- */
.header {
  background: linear-gradient(160deg, var(--cyan) 0%, var(--cyan-dark) 100%);
  padding: 20px 20px 44px;
  position: relative;
  overflow: hidden;
}
.header::after {
  content: '';
  position: absolute;
  bottom: -20px; left: 0; right: 0;
  height: 40px;
  background: var(--white);
  border-radius: 24px 24px 0 0;
}
.header__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  color: var(--white);
  letter-spacing: -0.4px;
  text-decoration: none;
}
.logo__bracket {
  background: rgba(255,255,255,0.2);
  padding: 1px 5px;
  border-radius: 5px;
  font-size: 14px;
  font-weight: 600;
}
.lang-toggle {
  background: rgba(255,255,255,0.2);
  color: var(--white);
  border: none;
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-display);
  transition: background 0.2s;
}
.lang-toggle:hover { background: rgba(255,255,255,0.3); }
.header__greeting { position: relative; z-index: 1; }
.header__greeting p { color: rgba(255,255,255,0.85); font-size: 14px; }
.header__greeting h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 24px;
  color: var(--white);
  margin-top: 4px;
  line-height: 1.2;
}

/* ---- PROMO BANNER ---- */
.promo-banner {
  margin: 0 16px 18px;
  background: linear-gradient(135deg, #FFF7ED, #FEF3C7);
  border-radius: 16px;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  border: 1.5px solid #FED7AA;
}
.promo-banner__icon { font-size: 28px; flex-shrink: 0; }
.promo-banner__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  color: #92400E;
}
.promo-banner__sub { font-size: 11px; color: #B45309; margin-top: 2px; }

/* ---- SECTION ---- */
.section { padding: 0 20px; margin-bottom: 22px; }
.section__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.section__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  color: var(--navy);
}
.section__link { font-size: 12px; color: var(--cyan); font-weight: 600; text-decoration: none; }

/* ---- SERVICE LOGO GRID ---- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.service-logo-item {
  display: block;
  border-radius: 16px;
  overflow: hidden;
  background: var(--white);
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
  transition: transform 0.18s, box-shadow 0.18s;
  text-decoration: none;
  aspect-ratio: 1 / 1;
}
.service-logo-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.12);
}
.service-logo-item:active { transform: scale(0.96); box-shadow: none; }
.service-logo-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---- FEATURED CARD ---- */
.featured-card {
  margin: 0 16px 22px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--navy-mid), var(--navy));
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  text-decoration: none;
}
.featured-card__label {
  color: var(--cyan);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 6px;
}
.featured-card__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--white);
  line-height: 1.3;
  margin-bottom: 12px;
}
.featured-card__btn {
  background: var(--cyan);
  color: var(--white);
  border: none;
  border-radius: 10px;
  padding: 9px 16px;
  font-size: 12px;
  font-weight: 700;
  font-family: var(--font-display);
  display: inline-block;
  text-decoration: none;
}

/* ---- WHY GRID ---- */
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.why-card { border-radius: 16px; padding: 16px; }
.why-card__icon { font-size: 22px; }
.why-card__title { font-family: var(--font-display); font-weight: 700; font-size: 13px; margin: 6px 0 3px; }
.why-card__sub { font-size: 11px; }
.why-card--1 { background: #F0FDF4; }
.why-card--1 .why-card__title { color: #166534; }
.why-card--1 .why-card__sub  { color: #4ADE80; }
.why-card--2 { background: #EFF6FF; }
.why-card--2 .why-card__title { color: #1E40AF; }
.why-card--2 .why-card__sub  { color: #60A5FA; }
.why-card--3 { background: #FFF7ED; }
.why-card--3 .why-card__title { color: #92400E; }
.why-card--3 .why-card__sub  { color: #F59E0B; }
.why-card--4 { background: #FDF4FF; }
.why-card--4 .why-card__title { color: #6B21A8; }
.why-card--4 .why-card__sub  { color: #C084FC; }

/* ---- FAQ ---- */
.faq-section { padding: 0 20px; margin-bottom: 24px; }
.faq-item { border-bottom: 1px solid var(--gray-100); }
.faq-item summary {
  padding: 14px 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  color: var(--navy);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 18px; color: var(--cyan); flex-shrink: 0; }
.faq-item[open] summary::after { content: '−'; }
.faq-item__answer { font-size: 13px; color: var(--gray-600); line-height: 1.6; padding-bottom: 14px; }

/* ---- FOOTER ---- */
.footer { background: var(--navy); padding: 28px 20px 20px; text-align: center; }
.footer__logo { font-family: var(--font-display); font-weight: 800; font-size: 20px; color: var(--white); margin-bottom: 6px; }
.footer__logo span { color: var(--cyan); }
.footer__tagline { font-size: 13px; color: var(--gray-400); margin-bottom: 16px; }
.footer__wa {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--green);
  color: var(--white);
  padding: 10px 22px;
  border-radius: 24px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  font-family: var(--font-display);
  margin-bottom: 20px;
}
.footer__links { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; margin-bottom: 14px; }
.footer__links a { color: var(--gray-400); font-size: 12px; text-decoration: none; transition: color 0.2s; }
.footer__links a:hover { color: var(--cyan); }
.footer__copy { font-size: 11px; color: var(--gray-700); }
.footer__address { font-size: 10px; color: var(--gray-700); margin-top: 4px; line-height: 1.5; }

/* ---- BOTTOM NAV ---- */
.bottom-nav {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--white);
  border-top: 1px solid var(--gray-100);
  display: flex;
  padding: 8px 0 12px;
  z-index: 100;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.06);
}
.nav-item { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 3px; text-decoration: none; }
.nav-item__icon { font-size: 20px; }
.nav-item__label { font-size: 10px; font-weight: 600; color: var(--gray-400); font-family: var(--font-display); }
.nav-item--active .nav-item__label { color: var(--cyan); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}