/* ============================================
   Monte Escalier Lyon — Design v1
   Autonomie, confiance, conversion
   ============================================ */

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

:root {
  --font: 'Inter', -apple-system, sans-serif;
  --font-display: 'DM Serif Display', Georgia, serif;
  --blue: #7c3aed;
  --blue-dark: #5b21b6;
  --blue-light: #ede9fe;
  --blue-50: #f5f3ff;
  --green: #059669;
  --green-light: #d1fae5;
  --green-dark: #047857;
  --yellow: #f59e0b;
  --yellow-light: #fef3c7;
  --dark: #0f172a;
  --dark-mid: #1e293b;
  --ink: #1e293b;
  --ink-soft: #475569;
  --ink-muted: #94a3b8;
  --surface: #ffffff;
  --surface-cool: #f8fafc;
  --surface-blue: #faf5ff;
  --border: #e2e8f0;
  --radius: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
  --shadow-blue: 0 4px 20px rgba(124,58,237,0.25);
}

html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--ink); line-height: 1.7; font-size: 16px; -webkit-font-smoothing: antialiased; background: var(--surface); }

.wrap { max-width: 800px; margin: 0 auto; padding: 0 24px; }
.wrap-wide { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* NAV */
.nav { background: rgba(255,255,255,0.95); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); padding: 14px 0; position: sticky; top: 0; z-index: 100; }
.nav-inner { display: flex; justify-content: space-between; align-items: center; }
.nav-logo { font-family: var(--font-display); font-size: 1.35rem; color: var(--dark); text-decoration: none; }
.nav-logo span { color: var(--blue); }
.nav-cta { display: inline-flex; align-items: center; gap: 8px; background: var(--blue); color: #fff; padding: 10px 22px; border-radius: var(--radius); text-decoration: none; font-size: 0.9rem; font-weight: 600; transition: all 0.2s; box-shadow: var(--shadow-blue); }
.nav-cta:hover { background: var(--blue-dark); transform: translateY(-1px); }

/* HERO */
.hero { background: linear-gradient(135deg, var(--dark) 0%, #2e1065 50%, var(--blue-dark) 100%); color: #fff; padding: 72px 0 64px; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; top: -50%; right: -20%; width: 600px; height: 600px; background: radial-gradient(circle, rgba(124,58,237,0.3) 0%, transparent 70%); border-radius: 50%; }
.hero::after { content: ''; position: absolute; bottom: -30%; left: -10%; width: 400px; height: 400px; background: radial-gradient(circle, rgba(5,150,105,0.2) 0%, transparent 70%); border-radius: 50%; }
.hero .wrap { position: relative; z-index: 1; }
.hero-badge { display: inline-flex; align-items: center; gap: 6px; font-size: 0.8rem; font-weight: 700; color: #a7f3d0; background: rgba(5,150,105,0.2); border: 1px solid rgba(5,150,105,0.3); padding: 6px 14px; border-radius: 24px; margin-bottom: 24px; text-transform: uppercase; letter-spacing: 0.05em; }
.hero h1 { font-family: var(--font); font-size: clamp(2.2rem, 5vw, 3.2rem); font-weight: 800; line-height: 1.15; margin-bottom: 16px; letter-spacing: -0.02em; }
.hero h1 em { font-style: normal; color: #c4b5fd; }
.hero-sub { font-size: 1.15rem; color: rgba(255,255,255,0.75); max-width: 560px; margin-bottom: 32px; line-height: 1.7; }
.hero-stats { display: flex; gap: 32px; margin-bottom: 36px; flex-wrap: wrap; }
.hero-stat-number { font-size: 1.6rem; font-weight: 800; color: #fff; }
.hero-stat-label { font-size: 0.82rem; color: rgba(255,255,255,0.55); margin-top: 2px; }
.hero-cta { display: inline-flex; align-items: center; gap: 10px; background: #fff; color: var(--dark); padding: 16px 32px; border-radius: var(--radius-lg); text-decoration: none; font-weight: 700; font-size: 1.05rem; transition: all 0.2s; box-shadow: var(--shadow-lg); }
.hero-cta:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(0,0,0,0.2); }

/* TRUST BAR */
.trust-bar { background: var(--surface); border-bottom: 1px solid var(--border); padding: 20px 0; }
.trust-items { display: flex; justify-content: center; gap: 40px; flex-wrap: wrap; }
.trust-item { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; color: var(--ink-soft); }
.trust-icon { width: 40px; height: 40px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; }
.trust-icon.blue { background: var(--blue-light); color: var(--blue); }
.trust-icon.green { background: var(--green-light); color: var(--green); }
.trust-icon.yellow { background: var(--yellow-light); color: var(--yellow); }
.trust-item strong { color: var(--ink); font-weight: 700; }

/* SECTIONS */
.section { padding: 72px 0; }
.section-alt { background: var(--surface-cool); }
.section-blue { background: var(--surface-blue); }
.section-header { text-align: center; max-width: 600px; margin: 0 auto 40px; }
.section-tag { display: inline-flex; align-items: center; gap: 6px; font-size: 0.78rem; font-weight: 700; color: var(--blue); background: var(--blue-50); border: 1px solid var(--blue-light); padding: 4px 12px; border-radius: 20px; margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.06em; }
.section-tag.green { color: var(--green-dark); background: var(--green-light); border-color: #a7f3d0; }
h2 { font-family: var(--font); font-size: 2rem; font-weight: 800; color: var(--dark); margin-bottom: 12px; letter-spacing: -0.02em; line-height: 1.2; }
h2 em { font-style: normal; color: var(--blue); }
.section-lead { color: var(--ink-soft); font-size: 1.1rem; line-height: 1.7; }
h3 { font-size: 1.15rem; font-weight: 700; margin: 24px 0 8px; color: var(--dark); }
p { margin-bottom: 16px; color: var(--ink-soft); }
p strong { color: var(--ink); }

/* FEATURES */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; margin: 32px 0; }
.feature-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; transition: all 0.2s; }
.feature-card:hover { box-shadow: var(--shadow-md); border-color: var(--blue-light); transform: translateY(-2px); }
.feature-icon { width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-bottom: 14px; font-size: 1.4rem; }
.feature-icon.blue { background: var(--blue-light); color: var(--blue); }
.feature-icon.green { background: var(--green-light); color: var(--green); }
.feature-icon.yellow { background: var(--yellow-light); color: var(--yellow); }
.feature-card h3 { margin: 0 0 6px; font-size: 1rem; }
.feature-card p { font-size: 0.92rem; margin: 0; }

/* TABLE */
.table-wrap { overflow-x: auto; margin: 28px 0; border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow); }
table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
thead th { background: var(--dark); color: #fff; padding: 14px 16px; text-align: left; font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em; }
thead th:first-child { border-radius: var(--radius-lg) 0 0 0; }
thead th:last-child { border-radius: 0 var(--radius-lg) 0 0; }
td { padding: 14px 16px; border-bottom: 1px solid var(--border); }
tr:last-child td { border-bottom: none; }
tr:nth-child(even) { background: var(--surface-cool); }
td strong { color: var(--dark); }
.table-note { font-size: 0.82rem; color: var(--ink-muted); margin-top: 8px; font-style: italic; }
.table-highlight { background: var(--blue-50) !important; border-left: 3px solid var(--blue); }

/* CARDS */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; margin: 28px 0; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 22px; transition: all 0.2s; }
.card:hover { box-shadow: var(--shadow-md); border-color: var(--blue-light); transform: translateY(-2px); }
.card-header { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.card-avatar { width: 44px; height: 44px; border-radius: 12px; background: linear-gradient(135deg, var(--blue-light), var(--blue-50)); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; color: var(--blue); font-weight: 700; }
.card-name { font-weight: 700; font-size: 1rem; color: var(--dark); }
.card-address { font-size: 0.85rem; color: var(--ink-muted); margin-bottom: 12px; display: flex; align-items: flex-start; gap: 6px; }
.card-badges { display: flex; gap: 6px; flex-wrap: wrap; }
.card-badge { display: inline-flex; align-items: center; gap: 4px; font-size: 0.75rem; font-weight: 600; padding: 4px 10px; border-radius: 20px; }
.card-badge.irve { background: var(--green-light); color: var(--green-dark); }
.card-badge.pro { background: var(--blue-50); color: var(--blue); }

/* AIDES */
.aide-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; margin: 28px 0; }
.aide-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px; text-align: center; transition: all 0.2s; position: relative; overflow: hidden; }
.aide-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.aide-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; }
.aide-card:nth-child(1)::before { background: var(--blue); }
.aide-card:nth-child(2)::before { background: var(--green); }
.aide-card:nth-child(3)::before { background: var(--yellow); }
.aide-card:nth-child(4)::before { background: #ec4899; }
.aide-amount { font-size: 2.2rem; font-weight: 800; margin-bottom: 4px; letter-spacing: -0.02em; }
.aide-card:nth-child(1) .aide-amount { color: var(--blue); }
.aide-card:nth-child(2) .aide-amount { color: var(--green); }
.aide-card:nth-child(3) .aide-amount { color: var(--yellow); }
.aide-card:nth-child(4) .aide-amount { color: #ec4899; }
.aide-label { font-weight: 700; font-size: 1rem; color: var(--dark); margin-bottom: 8px; }
.aide-card p { font-size: 0.9rem; margin-bottom: 0; }
.aide-example { background: linear-gradient(135deg, var(--green-light), #ecfdf5); border: 1px solid #a7f3d0; border-radius: var(--radius-lg); padding: 24px; margin-top: 24px; display: flex; align-items: center; gap: 16px; }
.aide-example-icon { width: 56px; height: 56px; min-width: 56px; border-radius: 14px; background: var(--green); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; }
.aide-example p { margin: 0; }
.aide-example strong { color: var(--green-dark); font-size: 1.2rem; }

/* CTA BLOCKS */
.cta-block { background: linear-gradient(135deg, var(--dark) 0%, var(--blue-dark) 100%); color: #fff; border-radius: var(--radius-xl); padding: 48px; text-align: center; margin: 48px 0; position: relative; overflow: hidden; }
.cta-block::before { content: ''; position: absolute; top: -50%; right: -20%; width: 300px; height: 300px; background: radial-gradient(circle, rgba(124,58,237,0.3) 0%, transparent 70%); border-radius: 50%; }
.cta-block h3 { font-size: 1.6rem; font-weight: 800; color: #fff; margin-bottom: 8px; position: relative; }
.cta-block p { color: rgba(255,255,255,0.65); margin-bottom: 24px; position: relative; }
.cta-btn { display: inline-flex; align-items: center; gap: 10px; background: #fff; color: var(--dark); padding: 16px 36px; border-radius: var(--radius-lg); text-decoration: none; font-weight: 700; font-size: 1rem; transition: all 0.2s; box-shadow: var(--shadow-lg); position: relative; }
.cta-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(0,0,0,0.2); }
.cta-inline { display: inline-flex; align-items: center; gap: 8px; background: var(--blue); color: #fff; padding: 14px 28px; border-radius: var(--radius); text-decoration: none; font-weight: 700; font-size: 0.95rem; transition: all 0.2s; border: none; cursor: pointer; box-shadow: var(--shadow-blue); }
.cta-inline:hover { background: var(--blue-dark); transform: translateY(-1px); }

/* DEVIS FORM */
.devis-section { background: linear-gradient(135deg, var(--dark) 0%, #2e1065 50%, var(--blue-dark) 100%); padding: 72px 0; position: relative; overflow: hidden; }
.devis-section::before { content: ''; position: absolute; top: -30%; right: -15%; width: 500px; height: 500px; background: radial-gradient(circle, rgba(124,58,237,0.25) 0%, transparent 70%); border-radius: 50%; }
.devis-inner { position: relative; z-index: 1; max-width: 640px; margin: 0 auto; padding: 0 24px; }
.devis-header { text-align: center; margin-bottom: 32px; color: #fff; }
.devis-header h2 { color: #fff; font-size: 2rem; }
.devis-header p { color: rgba(255,255,255,0.6); }
.devis-trust { display: flex; justify-content: center; gap: 24px; margin-top: 16px; flex-wrap: wrap; }
.devis-trust span { display: flex; align-items: center; gap: 6px; font-size: 0.82rem; color: rgba(255,255,255,0.7); }
.devis-form-card { background: rgba(255,255,255,0.08); backdrop-filter: blur(12px); border: 1px solid rgba(255,255,255,0.12); border-radius: var(--radius-xl); padding: 36px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
.form-input { padding: 14px 18px; border: 1px solid rgba(255,255,255,0.15); border-radius: var(--radius); font-size: 0.95rem; background: rgba(255,255,255,0.06); color: #fff; outline: none; font-family: var(--font); transition: border-color 0.2s; width: 100%; }
.form-input:focus { border-color: var(--blue); background: rgba(255,255,255,0.1); }
.form-input::placeholder { color: rgba(255,255,255,0.35); }
select.form-input { appearance: none; }
select.form-input option { background: var(--dark); color: #fff; }
textarea.form-input { resize: vertical; min-height: 60px; }
.form-submit { background: #fff; color: var(--dark); padding: 16px 36px; border-radius: var(--radius-lg); font-weight: 700; font-size: 1.05rem; border: none; cursor: pointer; transition: all 0.2s; box-shadow: var(--shadow-lg); width: 100%; margin-top: 8px; display: flex; align-items: center; justify-content: center; gap: 10px; font-family: var(--font); }
.form-submit:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(0,0,0,0.2); }
.form-legal { font-size: 0.75rem; color: rgba(255,255,255,0.35); margin-top: 12px; text-align: center; }

/* FAQ */
.faq-list { margin: 28px 0; max-width: 700px; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-lg); margin-bottom: 10px; overflow: hidden; background: var(--surface); transition: box-shadow 0.2s; }
.faq-item:hover { box-shadow: var(--shadow); }
.faq-q { width: 100%; background: none; border: none; padding: 18px 22px; text-align: left; font-size: 1rem; font-weight: 600; color: var(--dark); cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-family: var(--font); transition: background 0.15s; }
.faq-q:hover { background: var(--surface-cool); }
.faq-q::after { content: '+'; font-size: 1.5rem; color: var(--blue); font-weight: 400; transition: transform 0.3s; min-width: 24px; text-align: center; }
.faq-item.open .faq-q { background: var(--blue-50); }
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-a { padding: 0 22px; max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease; }
.faq-item.open .faq-a { max-height: 300px; padding: 0 22px 18px; }
.faq-a p { font-size: 0.95rem; margin-bottom: 0; line-height: 1.7; }

/* VILLE LINKS */
.ville-links { display: flex; flex-wrap: wrap; gap: 8px; margin: 28px 0; }
.ville-link { display: inline-flex; align-items: center; gap: 4px; padding: 10px 18px; border: 1px solid var(--border); border-radius: var(--radius); text-decoration: none; color: var(--ink-soft); font-size: 0.9rem; font-weight: 500; transition: all 0.2s; background: var(--surface); }
.ville-link:hover { border-color: var(--blue); color: var(--blue); background: var(--blue-50); transform: translateY(-1px); box-shadow: var(--shadow); }
.ville-link.active { background: var(--blue); color: #fff; border-color: var(--blue); box-shadow: var(--shadow-blue); }

/* FOOTER */
.footer { background: var(--dark); color: rgba(255,255,255,0.6); padding: 56px 0 32px; }
.footer a { color: rgba(255,255,255,0.7); text-decoration: none; transition: color 0.15s; }
.footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 40px; }
.footer-brand { font-family: var(--font-display); font-size: 1.3rem; color: #fff; margin-bottom: 12px; }
.footer-brand span { color: #c4b5fd; }
.footer-heading { color: #fff; font-weight: 700; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 12px; }
.footer p { margin-bottom: 8px; font-size: 0.9rem; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 24px; font-size: 0.82rem; text-align: center; color: rgba(255,255,255,0.35); }

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero { padding: 48px 0; }
  .hero .wrap, .hero .wrap-wide { grid-template-columns: 1fr !important; }
  .hero h1 { font-size: 1.9rem; }
  .hero-stats { gap: 20px; }
  .card-grid { grid-template-columns: 1fr; }
  .aide-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .cta-block { padding: 32px 24px; }
  .devis-form-card { padding: 24px; }
  .form-row { grid-template-columns: 1fr; }
  .trust-items { gap: 20px; }
  .section { padding: 48px 0; }
  h2 { font-size: 1.6rem; }
}