/* Serena Properties — Rental Revenue Calculator */

:root {
  --bg: #f4f1ec;
  --bg-card: #ffffff;
  --ink: #2d2d38;
  --ink-muted: #5c5c6a;
  --cream: #e4e0da;
  --gold: #967338;
  --gold-dark: #7a5f2e;
  --sage: #9ec1c4;
  --sage-dark: #7aa8ac;
  --border: rgba(45, 45, 56, 0.12);
  --shadow: 0 18px 50px rgba(45, 45, 56, 0.08);
  --radius: 16px;
  --radius-sm: 10px;
  --font-display: "Playfair Display", Georgia, serif;
  --font-body: "Montserrat", system-ui, sans-serif;
  --max: 680px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

html.calc-embedded,
html.calc-embedded body {
  min-height: 0;
  height: auto;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  background-image:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(158, 193, 196, 0.25), transparent),
    linear-gradient(180deg, var(--cream) 0%, var(--bg) 40%);
}

body.embed-mode {
  background: var(--bg);
  background-image: none;
  min-height: auto;
  overflow-x: hidden;
}

body.popup-mode {
  background: var(--bg);
  background-image: none;
  min-height: auto;
  overflow-x: hidden;
}

body.popup-mode .calc-shell {
  max-width: 100%;
  padding: 0.5rem 0.75rem 2rem;
}

body.popup-mode .card {
  box-shadow: 0 8px 28px rgba(45, 45, 56, 0.06);
  margin-top: 0.35rem;
  padding: 1.35rem 1.15rem;
}

body.embed-mode .calc-shell {
  padding: 0.5rem 0.75rem 1.25rem;
}

body.embed-mode .calc-header {
  padding: 0.25rem 0 0.35rem;
}

body.embed-mode .calc-header-brand {
  display: none;
}

body.embed-mode .calc-progress {
  margin-top: 0.35rem;
}

body.embed-mode .card {
  margin-top: 0.65rem;
  box-shadow: 0 10px 36px rgba(45, 45, 56, 0.06);
}

body.embed-mode .disclaimer-standalone {
  display: none;
}

a { color: var(--gold-dark); }

.calc-shell {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.25rem 1.25rem 3rem;
}

.calc-header {
  text-align: center;
  padding: 1.5rem 0 0.5rem;
}

.calc-logo {
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 0.5rem;
}

.calc-progress {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.calc-progress li {
  width: 2.5rem;
  height: 4px;
  border-radius: 999px;
  background: var(--border);
  transition: background 0.3s ease;
}

.calc-progress li.active,
.calc-progress li.done {
  background: var(--gold);
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem 1.75rem;
  margin-top: 1.5rem;
}

@media (max-width: 480px) {
  .card { padding: 1.5rem 1.25rem; }
}

h1, h2 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 0.75rem;
}

h1 {
  font-size: clamp(1.85rem, 5vw, 2.5rem);
  color: var(--ink);
}

h2 { font-size: 1.35rem; }

.lead {
  color: var(--ink-muted);
  font-size: 1.05rem;
  margin: 0 0 1rem;
}

.trust-list {
  list-style: none;
  margin: 0 0 1.35rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
}

.trust-list li {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.trust-list li::before {
  content: '✓';
  color: var(--gold);
  font-weight: 700;
}

body.embed-mode .trust-list,
body.popup-mode .trust-list {
  gap: 0.4rem 1rem;
  margin-bottom: 1.1rem;
}

.eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sage-dark);
  margin-bottom: 0.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  text-decoration: none;
}

.btn:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--gold);
  color: #fff;
  box-shadow: 0 4px 14px rgba(150, 115, 56, 0.35);
}

.btn-primary:hover {
  background: var(--gold-dark);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--border);
}

.btn-secondary:hover { background: var(--cream); }

.btn-whatsapp {
  background: #25d366;
  color: #fff;
}

.btn-whatsapp:hover { background: #1ebe57; }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.btn-row .btn { flex: 1 1 auto; min-width: 140px; }

.field {
  margin-bottom: 1.25rem;
}

.field label,
.field legend {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 0.45rem;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--sage);
  box-shadow: 0 0 0 3px rgba(158, 193, 196, 0.35);
}

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.field-grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

@media (max-width: 640px) {
  .field-grid,
  .field-grid-3 { grid-template-columns: 1fr; }
}

.lead-tight {
  margin-top: -0.35rem;
  margin-bottom: 1.25rem;
  font-size: 0.98rem;
}

.legend-hint {
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  color: var(--ink-muted);
  font-size: 0.82rem;
}

.feature-cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

@media (max-width: 720px) {
  .feature-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 420px) {
  .feature-cards { grid-template-columns: 1fr; }
}

.feature-card {
  position: relative;
  cursor: pointer;
  margin: 0;
}

.feature-card input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.feature-card-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 88px;
  padding: 0.85rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fff;
  text-align: center;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}

.feature-icon {
  font-size: 1.35rem;
  color: var(--sage-dark);
  line-height: 1;
}

.feature-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.3;
}

.feature-card input:focus-visible + .feature-card-inner {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.feature-card input:checked + .feature-card-inner {
  border-color: var(--gold);
  background: rgba(150, 115, 56, 0.06);
  box-shadow: 0 0 0 1px rgba(150, 115, 56, 0.25);
}

.btn-row-single { justify-content: stretch; }
.btn-wide { width: 100%; flex: 1 1 100%; }

.calc-loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(244, 241, 236, 0.92);
  backdrop-filter: blur(4px);
}

.calc-loading-overlay.hidden { display: none !important; }

.calc-loading {
  text-align: center;
  padding: 1rem 1.5rem;
  color: var(--ink-muted);
  font-size: 0.95rem;
  margin: 0;
}

.calc-config-warning {
  max-width: var(--max);
  margin: 0.75rem auto 0;
  padding: 0.65rem 1rem;
  font-size: 0.82rem;
  color: #7a4a00;
  background: #fff8eb;
  border: 1px solid rgba(150, 115, 56, 0.25);
  border-radius: var(--radius-sm);
}

@media (max-width: 520px) {
  .field-grid { grid-template-columns: 1fr; }
}

.step { display: none; }
.step.active { display: block; }

.btn-row-stack .btn-wide {
  width: 100%;
  flex: 1 1 100%;
}

.result-hero {
  text-align: center;
  padding: 0.5rem 0 1.25rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.25rem;
}

.result-hero-label,
.result-block-label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-muted);
  margin: 0 0 0.35rem;
}

.result-hero-amount {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 6vw, 2.45rem);
  color: var(--gold-dark);
  margin: 0;
  line-height: 1.15;
}

.result-hero-note {
  margin: 0.65rem 0 0;
  font-size: 0.88rem;
  color: var(--ink-muted);
}

.result-monthly-block {
  text-align: center;
  padding: 1rem;
  margin-bottom: 1.25rem;
  background: var(--bg);
  border-radius: var(--radius-sm);
}

.result-monthly-amount {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 4vw, 1.85rem);
  color: var(--ink);
  margin: 0;
}

.results-subhead {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin: 0 0 0.75rem;
}

.cta-premium {
  margin-top: 1.5rem;
  padding: 1.35rem 1.15rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(180deg, rgba(150, 115, 56, 0.07) 0%, rgba(158, 193, 196, 0.08) 100%);
  border: 1px solid rgba(150, 115, 56, 0.18);
}

.cta-premium-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 0.65rem;
  line-height: 1.3;
}

.cta-premium-body {
  margin: 0 0 1.1rem;
  font-size: 0.92rem;
  color: var(--ink-muted);
  line-height: 1.55;
}

.result-range {
  text-align: center;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
}

.result-range .amount {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 6vw, 2.35rem);
  color: var(--gold-dark);
  margin: 0.25rem 0;
}

.result-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 480px) {
  .result-meta { grid-template-columns: 1fr; }
}

.stat-box {
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 1rem;
  text-align: center;
}

.stat-box .label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
}

.stat-box .value {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--ink);
  margin-top: 0.25rem;
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
}

.feature-list li {
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}

.feature-list li:last-child { border-bottom: none; }

.feature-list strong {
  color: var(--ink-muted);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: inline-block;
  min-width: 7rem;
}

.disclaimer {
  font-size: 0.78rem;
  color: var(--ink-muted);
  line-height: 1.55;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.error-msg {
  color: #b42318;
  font-size: 0.875rem;
  margin-top: 0.5rem;
}

.hidden { display: none !important; }

.loading {
  opacity: 0.6;
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}