/* Clean Proper — landing page styles
   Brand: turquoise primary, yellow accent, charcoal text, soft gray backgrounds.
   Mobile-first, no framework. */

:root {
  /* Brand */
  --primary: #00B6C9;
  --primary-deep: #009AAB;
  --primary-soft: #E5F7F9;
  --accent: #FFD54F;
  --accent-soft: #FFF6D9;

  /* Neutrals */
  --bg: #FFFFFF;
  --bg-soft: #F5F5F5;
  --bg-card: #FFFFFF;
  --border: #E4E7EC;
  --border-strong: #C9CFD9;
  --text: #333333;
  --text-soft: #5A6172;
  --text-muted: #8A92A6;

  /* Effects */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04), 0 1px 1px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.06), 0 2px 6px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.08);
  --radius: 14px;
  --radius-sm: 8px;
  --radius-pill: 999px;
  --container: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--primary-deep); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }

.skip {
  position: absolute; left: -9999px; top: -9999px;
}
.skip:focus {
  left: 16px; top: 16px; background: var(--primary); color: #fff;
  padding: 8px 12px; border-radius: 6px; z-index: 100;
}

/* ===== Header ===== */
.site-header {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: saturate(140%) blur(8px);
  background: rgba(255, 255, 255, 0.92);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 14px; padding-bottom: 14px;
}
.brand { display: inline-flex; align-items: center; }
.brand-logo { height: 32px; width: auto; }

.lang-toggle { display: inline-flex; gap: 4px; }
.lang-btn {
  appearance: none; border: 1px solid var(--border);
  background: #fff; color: var(--text-soft);
  padding: 6px 11px; font-size: 13px; font-weight: 700;
  border-radius: var(--radius-pill); cursor: pointer;
  font-family: inherit; letter-spacing: 0.02em;
}
.lang-btn:hover { background: var(--primary-soft); color: var(--primary-deep); border-color: var(--primary); }
.lang-btn.is-active { background: var(--primary); color: #fff; border-color: var(--primary); }
.lang-btn:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

/* ===== Section base ===== */
section { padding: 56px 0; }
@media (min-width: 720px) { section { padding: 80px 0; } }

.eyebrow {
  display: inline-block;
  font-size: 13px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--primary-deep);
  background: var(--primary-soft);
  padding: 6px 12px; border-radius: var(--radius-pill);
  margin: 0 0 16px;
}
.eyebrow-center { display: block; text-align: center; margin: 0 auto 16px; width: fit-content; }

.section-title {
  text-align: center;
  font-size: clamp(28px, 4vw, 40px); font-weight: 800; line-height: 1.15;
  margin: 0 0 40px; color: var(--text);
  letter-spacing: -0.02em;
}

/* ===== Hero ===== */
.hero {
  background: linear-gradient(180deg, var(--primary-soft) 0%, #fff 100%);
  padding-top: 40px; padding-bottom: 64px;
}
.hero-grid { display: grid; gap: 32px; grid-template-columns: 1fr; }
.hero-copy h1 {
  font-size: clamp(32px, 6vw, 56px); font-weight: 800; line-height: 1.05;
  margin: 0 0 18px; letter-spacing: -0.02em; color: var(--text);
}
.hero-copy .lead {
  font-size: clamp(17px, 2vw, 19px); color: var(--text-soft);
  margin: 0 0 28px; max-width: 60ch;
}
.hero-photo {
  position: relative; border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow-lg);
  aspect-ratio: 3 / 4;
  background: var(--bg-soft);
}
.hero-photo img { width: 100%; height: 100%; object-fit: cover; }
.hero-cta { margin-bottom: 24px; }
.cta-note { margin: 12px 0 0; font-size: 14px; color: var(--text-soft); }
.cta-note strong { color: var(--text); }

.trust-strip {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-wrap: wrap; gap: 14px;
  font-size: 14px; color: var(--text-soft);
}
.trust-strip li { display: inline-flex; align-items: center; gap: 6px; }
.trust-strip .dot { color: var(--primary); font-weight: 700; }

@media (min-width: 900px) {
  .hero-grid { grid-template-columns: 1.05fr 0.95fr; align-items: center; }
  .hero-photo { aspect-ratio: 4 / 5; }
}

/* ===== Buttons ===== */
.btn-primary {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--primary); color: #fff;
  font-weight: 700; font-size: 16px;
  padding: 14px 22px; border-radius: var(--radius-pill);
  border: none; cursor: pointer; text-decoration: none;
  box-shadow: 0 4px 12px rgba(0, 182, 201, 0.28);
  transition: transform 0.08s, box-shadow 0.15s, background 0.15s;
}
.btn-primary:hover {
  background: var(--primary-deep);
  text-decoration: none;
  box-shadow: 0 6px 18px rgba(0, 154, 171, 0.32);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }
.btn-primary:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.btn-icon { flex-shrink: 0; }
.btn-large { padding: 18px 28px; font-size: 17px; }

/* ===== Senses (3 cards) ===== */
.senses { background: var(--bg); }
.senses-grid {
  display: grid; gap: 18px;
  grid-template-columns: 1fr;
}
.sense-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow-sm);
  transition: box-shadow 0.15s, transform 0.08s;
}
.sense-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.sense-icon {
  width: 52px; height: 52px;
  background: var(--primary-soft); color: var(--primary-deep);
  display: grid; place-items: center;
  border-radius: 14px;
  margin-bottom: 16px;
}
.sense-card h3 {
  font-size: 19px; font-weight: 700;
  margin: 0 0 8px; color: var(--text);
}
.sense-card p { margin: 0; color: var(--text-soft); }

@media (min-width: 720px) { .senses-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; } }

/* ===== Who we are ===== */
.who { background: var(--bg-soft); }
.who-grid {
  display: grid; gap: 32px; grid-template-columns: 1fr; align-items: center;
}
.who-photo { position: relative; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-md); }
.who-photo img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
.who-photo .caption {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.6) 100%);
  color: #fff; font-size: 13px; font-style: italic;
  margin: 0; padding: 36px 18px 14px;
}
.who-copy h2 {
  font-size: clamp(28px, 4vw, 38px); font-weight: 800; line-height: 1.1;
  margin: 0 0 18px; color: var(--text); letter-spacing: -0.02em;
}
.who-copy p { margin: 0 0 14px; font-size: 17px; color: var(--text-soft); }

@media (min-width: 900px) { .who-grid { grid-template-columns: 0.9fr 1.1fr; gap: 56px; } }

/* ===== Voices of cleaners ===== */
.voices { background: var(--bg); }
.voices-grid {
  display: grid; gap: 18px; grid-template-columns: 1fr;
}
.voice-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 26px; margin: 0;
  box-shadow: var(--shadow-sm);
  position: relative;
}
.voice-card::before {
  content: "“";
  position: absolute; top: 6px; left: 18px;
  font-size: 56px; line-height: 1; color: var(--primary);
  font-family: Georgia, 'Times New Roman', serif;
  opacity: 0.4;
}
.voice-card blockquote {
  margin: 26px 0 16px; font-size: 17px; color: var(--text); line-height: 1.5;
  font-style: normal;
}
.voice-name { display: block; font-weight: 700; color: var(--text); }
.voice-meta { display: block; font-size: 14px; color: var(--text-muted); margin-top: 2px; }

.placeholder-note {
  text-align: center; font-size: 13px; color: var(--text-muted);
  font-style: italic; margin: 28px 0 0;
}
@media (min-width: 720px) { .voices-grid { grid-template-columns: repeat(3, 1fr); gap: 22px; } }

/* ===== Customer reviews ===== */
.reviews { background: var(--bg-soft); }
.reviews-grid {
  display: grid; gap: 18px; grid-template-columns: 1fr;
}
.review-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px; margin: 0;
  box-shadow: var(--shadow-sm);
}
.review-card .stars {
  color: var(--accent); font-size: 18px; letter-spacing: 1px; margin-bottom: 10px;
}
.review-card blockquote {
  margin: 0 0 14px; font-size: 16px; color: var(--text); line-height: 1.5;
}
.review-card figcaption { font-size: 14px; color: var(--text-muted); }
@media (min-width: 720px) { .reviews-grid { grid-template-columns: repeat(3, 1fr); gap: 22px; } }

/* ===== How it works ===== */
.how { background: var(--bg); }
.steps {
  list-style: none; padding: 0; margin: 0 auto;
  max-width: 680px;
  display: flex; flex-direction: column; gap: 18px;
}
.step {
  display: grid; grid-template-columns: 48px 1fr; gap: 16px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-sm);
  align-items: flex-start;
}
.step-num {
  width: 40px; height: 40px;
  background: var(--primary); color: #fff;
  display: grid; place-items: center;
  border-radius: 50%;
  font-weight: 800; font-size: 17px;
  margin-top: 2px;
}
.step h3 { margin: 0 0 6px; font-size: 17px; font-weight: 700; color: var(--text); }
.step p { margin: 0; color: var(--text-soft); font-size: 16px; }
.how-note {
  text-align: center; font-size: 15px; color: var(--text-soft);
  font-style: italic; margin: 32px 0 0;
}

/* ===== FAQ ===== */
.faq { background: var(--bg-soft); }
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 0; margin-bottom: 10px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.faq-item summary {
  cursor: pointer; padding: 18px 22px; font-weight: 700; font-size: 16px;
  color: var(--text); list-style: none;
  position: relative; padding-right: 48px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; position: absolute; right: 22px; top: 50%; transform: translateY(-50%);
  font-size: 22px; font-weight: 400; color: var(--primary); transition: transform 0.15s;
}
.faq-item[open] summary::after { content: "−"; }
.faq-item p {
  margin: 0; padding: 0 22px 20px; color: var(--text-soft); font-size: 16px;
}
.faq-item p a { color: var(--primary-deep); }

/* ===== Final CTA ===== */
.cta-final {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-deep) 100%);
  color: #fff; text-align: center;
}
.cta-final-inner {
  max-width: 720px;
}
.cta-final h2 {
  font-size: clamp(30px, 4.5vw, 44px); font-weight: 800; line-height: 1.1;
  margin: 0 0 16px; letter-spacing: -0.02em;
}
.cta-final p { margin: 0 0 28px; opacity: 0.95; font-size: 18px; }
.cta-final .btn-primary {
  background: #fff; color: var(--primary-deep);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.16);
}
.cta-final .btn-primary:hover {
  background: var(--accent); color: var(--text);
}
.cta-fallback { margin: 24px 0 0 !important; font-size: 15px; }
.cta-fallback a {
  color: #fff; text-decoration: underline; opacity: 0.9;
}
.cta-fallback a:hover { opacity: 1; }

/* ===== Footer ===== */
.site-footer {
  background: var(--text); color: #c4c8d4;
  padding: 40px 0;
}
.footer-inner {
  display: grid; gap: 28px;
  grid-template-columns: 1fr;
}
.footer-brand .footer-logo {
  height: 32px; filter: brightness(0) invert(1);
  margin-bottom: 12px;
}
.footer-tagline { margin: 0; font-size: 14px; max-width: 320px; opacity: 0.8; }
.footer-links h4 { margin: 0 0 10px; font-size: 14px; color: #fff; font-weight: 700; }
.footer-links p { margin: 0 0 6px; font-size: 14px; }
.footer-links a { color: #c4c8d4; }
.footer-links a:hover { color: #fff; }
.footer-meta { font-size: 13px; opacity: 0.7; }
.footer-meta p { margin: 0; }

@media (min-width: 720px) {
  .footer-inner { grid-template-columns: 1.5fr 1fr 1fr; }
  .footer-meta { text-align: right; }
}

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}