/* ============================================================
   parisClim — mobile-first stylesheet
   Palette : bleu foncé (#0a2540) + blanc + accent (#2563eb)
   ============================================================ */

:root {
  --c-navy: #0a2540;
  --c-navy-700: #143657;
  --c-blue: #2563eb;
  --c-blue-700: #1d4ed8;
  --c-white: #ffffff;
  --c-bg-alt: #f5f8fc;
  --c-text: #1f2937;
  --c-text-muted: #5b6675;
  --c-border: #e2e8f0;
  --c-success: #047857;
  --c-error: #b91c1c;

  --radius: 12px;
  --radius-lg: 18px;
  --shadow-sm: 0 1px 3px rgba(10, 37, 64, 0.08);
  --shadow-md: 0 8px 24px rgba(10, 37, 64, 0.12);
  --shadow-lg: 0 20px 50px rgba(10, 37, 64, 0.18);

  --max-w: 1140px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  color: var(--c-text);
  background: var(--c-white);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--c-blue); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== NAV ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--c-white);
  border-bottom: 1px solid var(--c-border);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.nav__logo {
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--c-navy);
  letter-spacing: -0.02em;
}
.nav__logo:hover { text-decoration: none; }
.nav__phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--c-navy);
  color: var(--c-white);
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
}
.nav__phone:hover { background: var(--c-navy-700); text-decoration: none; }
.nav__phone-icon { font-size: 1rem; }

/* ===== HERO ===== */
.hero {
  background: linear-gradient(135deg, var(--c-navy) 0%, var(--c-navy-700) 100%);
  color: var(--c-white);
  padding: 48px 0 56px;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
.hero__copy h1 {
  font-size: clamp(1.85rem, 6vw, 3rem);
  line-height: 1.15;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}
.hero__lead {
  font-size: 1.05rem;
  color: #d8e2f0;
  margin: 0 0 20px;
  max-width: 540px;
}
.hero__bullets {
  list-style: none;
  padding: 0;
  margin: 0;
}
.hero__bullets li {
  padding-left: 28px;
  position: relative;
  margin-bottom: 10px;
  color: #e8eef7;
}
.hero__bullets li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  width: 20px;
  height: 20px;
  background: var(--c-blue);
  color: var(--c-white);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

/* ===== FORM ===== */
.hero__form-wrap { width: 100%; }
.quote-form {
  background: var(--c-white);
  color: var(--c-text);
  padding: 24px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.quote-form__title {
  margin: 0 0 18px;
  font-size: 1.35rem;
  color: var(--c-navy);
  letter-spacing: -0.01em;
}
.field {
  display: block;
  margin-bottom: 14px;
}
.field > span {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--c-navy);
  margin-bottom: 6px;
}
.field input,
.field select {
  width: 100%;
  padding: 12px 14px;
  font-size: 1rem;
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius);
  background: var(--c-white);
  color: var(--c-text);
  font-family: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--c-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.quote-form__note {
  margin: 12px 0 0;
  font-size: 0.8rem;
  color: var(--c-text-muted);
  text-align: center;
}
.form-status {
  margin-top: 12px;
  font-size: 0.9rem;
  text-align: center;
}
.form-status.is-success { color: var(--c-success); font-weight: 600; }
.form-status.is-error { color: var(--c-error); font-weight: 600; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 13px 22px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: 2px solid transparent;
  text-align: center;
  transition: transform 0.08s, background 0.15s, border-color 0.15s;
  font-family: inherit;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn--primary {
  background: var(--c-blue);
  color: var(--c-white);
}
.btn--primary:hover { background: var(--c-blue-700); }
.btn--ghost {
  background: transparent;
  color: var(--c-navy);
  border-color: var(--c-navy);
}
.btn--ghost:hover { background: var(--c-navy); color: var(--c-white); }
.btn--block { display: block; width: 100%; }

/* ===== SECTIONS ===== */
.section {
  padding: 56px 0;
}
.section--alt {
  background: var(--c-bg-alt);
}
.section__title {
  text-align: center;
  font-size: clamp(1.6rem, 4.5vw, 2.25rem);
  color: var(--c-navy);
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}
.section__lead {
  text-align: center;
  color: var(--c-text-muted);
  max-width: 640px;
  margin: 0 auto 36px;
}

/* ===== PRICING ===== */
.pricing {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.card {
  position: relative;
  background: var(--c-white);
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}
.card--featured {
  border-color: var(--c-blue);
  box-shadow: var(--shadow-md);
  transform: none;
}
.card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--c-blue);
  color: var(--c-white);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 999px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.card__title {
  margin: 0 0 6px;
  color: var(--c-navy);
  font-size: 1.25rem;
}
.card__price {
  font-size: 1.05rem;
  color: var(--c-text-muted);
  margin: 0 0 4px;
}
.card__price strong {
  font-size: 1.75rem;
  color: var(--c-navy);
  font-weight: 800;
}
.card__sub {
  margin: 0 0 18px;
  color: var(--c-text-muted);
  font-size: 0.9rem;
}
.card__list {
  list-style: none;
  padding: 0;
  margin: 0 0 22px;
  flex-grow: 1;
}
.card__list li {
  padding: 6px 0 6px 24px;
  position: relative;
  font-size: 0.95rem;
}
.card__list li::before {
  content: "✓";
  color: var(--c-blue);
  font-weight: 700;
  position: absolute;
  left: 0;
}

/* ===== STEPS ===== */
.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  counter-reset: step;
}
.step {
  background: var(--c-white);
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
}
.step__num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--c-navy);
  color: var(--c-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.15rem;
  margin-bottom: 12px;
}
.step__title {
  margin: 0 0 6px;
  color: var(--c-navy);
  font-size: 1.1rem;
}
.step p {
  margin: 0;
  color: var(--c-text-muted);
}

/* ===== REVIEWS ===== */
.reviews {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.review {
  background: var(--c-white);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--c-border);
}
.review__stars {
  color: #f5a623;
  font-size: 1.1rem;
  letter-spacing: 2px;
  margin-bottom: 10px;
}
.review__text {
  color: var(--c-text);
  margin: 0 0 12px;
  font-style: italic;
}
.review__author {
  margin: 0;
  color: var(--c-text-muted);
  font-size: 0.9rem;
  font-weight: 600;
}

/* ===== CTA ===== */
.cta {
  background: var(--c-navy);
  color: var(--c-white);
  padding: 56px 0;
  text-align: center;
}
.cta h2 {
  margin: 0 0 8px;
  font-size: clamp(1.5rem, 4vw, 2rem);
  letter-spacing: -0.02em;
}
.cta p {
  margin: 0 0 24px;
  color: #d8e2f0;
}
.cta__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  max-width: 360px;
  margin: 0 auto;
}
.cta .btn--ghost {
  color: var(--c-white);
  border-color: var(--c-white);
}
.cta .btn--ghost:hover {
  background: var(--c-white);
  color: var(--c-navy);
}

/* ===== FOOTER ===== */
.footer {
  background: #061826;
  color: #c5d1e2;
  padding: 44px 0 20px;
  font-size: 0.95rem;
}
.footer a { color: #ffffff; }
.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
.footer__brand {
  margin: 0 0 6px;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--c-white);
}
.footer__h {
  margin: 0 0 8px;
  color: var(--c-white);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.footer__links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer__links li { padding: 4px 0; }
.footer__bottom {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.85rem;
  color: #8597b1;
}

/* ============================================================
   Desktop (≥ 760px)
   ============================================================ */
@media (min-width: 760px) {
  .hero { padding: 80px 0 96px; }
  .hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 56px;
  }
  .quote-form { padding: 32px; }
  .section { padding: 88px 0; }
  .pricing { grid-template-columns: repeat(3, 1fr); align-items: stretch; }
  .steps { grid-template-columns: repeat(4, 1fr); }
  .reviews { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1.4fr 1fr 1fr; }
  .cta__actions { flex-direction: row; justify-content: center; max-width: none; }
}

@media (min-width: 1000px) {
  .reviews { grid-template-columns: repeat(4, 1fr); }
}