/* Bills42 site — Maré Calma identity, green/yellow revision */
:root {
  --primary-600: #0F766E;
  --primary-700: #0B5D57;
  --primary-500: #17A08D;
  --primary-300: #6ED0BE;
  --primary-100: #D7F2EB;
  --primary-50: #EFFAF7;
  --primary-900: #073834;
  --sun-50: #FDFAE7;
  --sun-100: #F9F0C0;
  --sun-300: #E8D36B;
  --sun-700: #6F6210;
  --bg: #F7FAF4;
  --surface: #FFFFFF;
  --border: #E4E2DC;
  --divider: #F1F0EC;
  --text: #1F1D19;
  --text-2: #5C5850;
  --text-3: #79756C;
  --overdue: #B42318; --overdue-bg: #FEF3F2; --overdue-border: #FECDCA;
  --duesoon: #B54708; --duesoon-bg: #FFFAEB; --duesoon-border: #FEDF89;
  --paid: #067647; --paid-bg: #ECFDF3; --paid-border: #ABEFC6;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 16px; line-height: 1.6;
  color: var(--text); background: var(--bg);
  text-wrap: pretty;
}
h1, h2, h3 { font-family: 'Sora', 'Inter', sans-serif; font-weight: 600; line-height: 1.2; letter-spacing: -0.01em; }
a { color: var(--primary-600); }
a:hover { color: var(--primary-700); }
img { max-width: 100%; }

.wrap { max-width: 1060px; margin: 0 auto; padding: 0 24px; }

/* Header */
.site-header { position: sticky; top: 0; background: rgba(247, 250, 244, 0.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--divider); z-index: 10; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand-mark { width: 36px; height: 36px; border-radius: 10px; display: block; object-fit: cover; }
.brand-name { font-family: 'Sora', sans-serif; font-weight: 600; font-size: 20px; color: var(--primary-900); }
.brand-name em { font-style: normal; color: var(--primary-500); }
.site-nav { display: flex; gap: 22px; align-items: center; }
.site-nav a { text-decoration: none; font-weight: 500; font-size: 15px; color: var(--text-2); }
.site-nav a:hover { color: var(--primary-600); }
.nav-cta { background: var(--primary-600); color: #fff !important; padding: 10px 18px; border-radius: 12px; font-weight: 600; }
.nav-cta:hover { background: var(--primary-700); }
.lang-switch { display: flex; gap: 2px; align-items: center; border: 1px solid var(--border); border-radius: 999px; padding: 3px; background: var(--surface); }
.lang-switch a { display: inline-block; padding: 4px 10px; border-radius: 999px; font-size: 13px; font-weight: 600; text-decoration: none; color: var(--text-3); }
.lang-switch a:hover { color: var(--primary-600); }
.lang-switch a.active { background: var(--primary-600); color: #fff; }
.lang-switch a.active:hover { color: #fff; }

/* Hero */
.hero { padding: 72px 0 40px; }
.hero .wrap { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(34px, 5vw, 52px); margin: 0 0 16px; }
.hero p.lead { font-size: 19px; color: var(--text-2); margin: 0 0 28px; max-width: 32em; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.btn { display: inline-block; padding: 15px 26px; border-radius: 14px; font-weight: 600; text-decoration: none; font-size: 16px; }
.btn-primary { background: var(--primary-600); color: #fff; }
.btn-primary:hover { background: var(--primary-700); color: #fff; }
.btn-ghost { border: 1.5px solid var(--primary-600); color: var(--primary-600); }
.cta-note { font-size: 13px; color: var(--text-3); margin-top: 10px; }
.phone { justify-self: center; width: min(300px, 80vw); border-radius: 38px; border: 10px solid var(--text); box-shadow: 0 24px 60px rgba(7, 56, 52, 0.18); overflow: hidden; background: #fff; }
.phone img { display: block; width: 100%; }

/* Sections */
section { padding: 56px 0; }
.section-kicker { font-size: 13px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--primary-500); margin: 0 0 8px; }
h2.section-title { font-size: clamp(26px, 3.5vw, 36px); margin: 0 0 12px; }
.section-sub { color: var(--text-2); max-width: 40em; margin: 0 0 36px; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 26px; }
.card .icon { width: 44px; height: 44px; border-radius: 12px; background: var(--primary-50); display: grid; place-items: center; margin-bottom: 16px; }
.card h3 { font-size: 18px; margin: 0 0 8px; }
.card p { margin: 0; color: var(--text-2); font-size: 15px; }

.steps { counter-reset: step; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.step { background: var(--sun-50); border: 1px solid var(--sun-100); border-radius: 16px; padding: 26px; }
.step::before { counter-increment: step; content: counter(step); display: grid; place-items: center; width: 36px; height: 36px; border-radius: 999px; background: var(--sun-100); color: var(--sun-700); font-weight: 700; font-family: 'Sora', sans-serif; margin-bottom: 14px; }
.step h3 { font-size: 18px; margin: 0 0 8px; }
.step p { margin: 0; color: var(--text-2); font-size: 15px; }

.badges { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 18px; }
.badge { display: inline-flex; align-items: center; gap: 6px; height: 28px; padding: 0 12px; border-radius: 999px; font-size: 13px; font-weight: 600; border: 1px solid; }
.badge.overdue { color: var(--overdue); background: var(--overdue-bg); border-color: var(--overdue-border); }
.badge.duesoon { color: var(--duesoon); background: var(--duesoon-bg); border-color: var(--duesoon-border); }
.badge.paid { color: var(--paid); background: var(--paid-bg); border-color: var(--paid-border); }

/* Premium */
.premium { background: var(--primary-900); border-radius: 24px; color: #fff; padding: 48px; display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; align-items: center; }
.premium h2 { color: #fff; font-size: clamp(24px, 3vw, 32px); margin: 0 0 10px; }
.premium p { color: var(--primary-100); margin: 0 0 6px; }
.premium ul { margin: 18px 0 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.premium li { display: flex; gap: 10px; align-items: flex-start; color: #fff; font-size: 15px; }
.premium li svg { flex-shrink: 0; margin-top: 3px; }
.premium .free-note { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); border-radius: 16px; padding: 22px; font-size: 14px; color: var(--primary-100); }
.premium .free-note strong { color: #fff; }

/* FAQ */
details { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 18px 22px; margin-bottom: 10px; }
details summary { cursor: pointer; font-weight: 600; font-size: 16px; }
details p { color: var(--text-2); margin: 12px 0 0; }

/* Footer */
.site-footer { border-top: 1px solid var(--divider); padding: 36px 0; margin-top: 40px; font-size: 14px; color: var(--text-3); }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; align-items: center; }
.footer-links { display: flex; gap: 20px; }
.footer-links a { color: var(--text-2); text-decoration: none; }
.footer-links a:hover { color: var(--primary-600); }

/* Legal pages */
.legal { max-width: 760px; margin: 0 auto; padding: 48px 24px 80px; }
.legal h1 { font-size: clamp(28px, 4vw, 38px); margin: 0 0 6px; }
.legal .updated { color: var(--text-3); font-size: 14px; margin-bottom: 32px; }
.legal h2 { font-size: 22px; margin: 36px 0 10px; }
.legal h3 { font-size: 17px; margin: 24px 0 8px; }
.legal p, .legal li { color: var(--text-2); font-size: 15.5px; }
.legal .notice { background: var(--sun-50); border: 1px solid var(--sun-100); border-radius: 12px; padding: 16px 20px; font-size: 14px; color: var(--sun-700); }

@media (max-width: 820px) {
  .hero .wrap { grid-template-columns: 1fr; text-align: center; }
  .hero p.lead { margin-inline: auto; }
  .cta-row { justify-content: center; }
  .cards, .steps { grid-template-columns: 1fr; }
  .premium { grid-template-columns: 1fr; padding: 32px; }
  .site-nav > a:not(.nav-cta) { display: none; }
}