/* Velops — feuille de style unique, volontairement simple pour rester maintenable */

:root {
  --ink: #12213c;
  --ink-soft: #45526b;
  --paper: #ffffff;
  --paper-alt: #f4f6f9;
  --accent: #d97a1f;
  --accent-dark: #b8630f;
  --border: #e1e5ec;
  --radius: 10px;
  --max-width: 1120px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  font-size: 16px;
}

img {
  max-width: 100%;
  display: block;
}

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

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

/* ---------- Header ---------- */

.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  max-width: var(--max-width);
  margin: 0 auto;
  gap: 16px;
}

.logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--ink);
  line-height: 1.1;
}

.logo strong {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.logo span {
  font-size: 0.7rem;
  color: var(--ink-soft);
  font-weight: 500;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--paper);
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  content: "";
  display: block;
  width: 20px;
  height: 2px;
  background: var(--ink);
  position: relative;
}

.nav-toggle {
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  margin: 0;
}

.main-nav {
  display: none;
  width: 100%;
}

.main-nav.is-open {
  display: block;
}

.main-nav ul {
  list-style: none;
  margin: 0;
  padding: 16px 0 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.main-nav a {
  display: block;
  padding: 10px 4px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
  border-bottom: 1px solid var(--border);
}

.main-nav a.is-active {
  color: var(--accent-dark);
}

.header-contact {
  display: none;
}

.header-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  width: 100%;
}

@media (min-width: 900px) {
  .header-inner {
    flex-wrap: nowrap;
  }
  .nav-toggle {
    display: none;
  }
  .main-nav {
    display: block;
    width: auto;
  }
  .main-nav ul {
    flex-direction: row;
    padding: 0;
    gap: 28px;
  }
  .main-nav a {
    border-bottom: none;
    padding: 6px 0;
  }
  .header-contact {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-left: auto;
  }
  .header-phone {
    font-weight: 700;
    text-decoration: none;
    color: var(--ink);
    white-space: nowrap;
  }
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  padding: 13px 24px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.98rem;
  border: 2px solid transparent;
  cursor: pointer;
  text-align: center;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-dark);
}

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

.btn-secondary:hover {
  border-color: var(--ink);
}

.btn-block {
  display: block;
  width: 100%;
}

/* ---------- Hero ---------- */

.hero {
  padding: 56px 0 48px;
  background: var(--paper-alt);
  border-bottom: 1px solid var(--border);
}

.hero h1 {
  font-size: 2rem;
  line-height: 1.2;
  margin: 0 0 16px;
  letter-spacing: -0.01em;
}

.hero p.lede {
  font-size: 1.1rem;
  color: var(--ink-soft);
  max-width: 60ch;
  margin: 0 0 26px;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 320px;
}

.hero-phone {
  margin-top: 20px;
  font-weight: 700;
  text-decoration: none;
  color: var(--ink);
  display: inline-block;
}

@media (min-width: 700px) {
  .hero {
    padding: 88px 0 72px;
  }
  .hero h1 {
    font-size: 2.75rem;
  }
  .hero-actions {
    flex-direction: row;
    max-width: none;
  }
}

/* ---------- Sections ---------- */

section {
  padding: 56px 0;
}

.section-alt {
  background: var(--paper-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

h2 {
  font-size: 1.6rem;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}

.section-intro {
  color: var(--ink-soft);
  max-width: 68ch;
  margin: 0 0 32px;
}

/* ---------- Cards / grid ---------- */

.grid {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
}

@media (min-width: 700px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}

.card h3 {
  margin: 12px 0 10px;
  font-size: 1.15rem;
}

.card p {
  color: var(--ink-soft);
  margin: 0;
}

.card .icon {
  width: 40px;
  height: 40px;
  color: var(--accent-dark);
}

.card-example {
  border-left: 4px solid var(--accent);
}

.card-example .sector {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent-dark);
  margin-bottom: 8px;
}

/* ---------- Steps ---------- */

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

@media (min-width: 700px) {
  .steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.steps li {
  padding: 24px;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  font-weight: 700;
  margin-bottom: 12px;
  font-size: 0.95rem;
}

/* ---------- Pricing ---------- */

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.pricing-table th,
.pricing-table td {
  text-align: left;
  padding: 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.pricing-table th {
  background: var(--paper-alt);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--ink-soft);
}

.pricing-table tr:last-child td {
  border-bottom: none;
}

.price {
  font-weight: 700;
  white-space: nowrap;
}

.pricing-note {
  margin-top: 14px;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

/* ---------- Why us list ---------- */

.reasons {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

@media (min-width: 700px) {
  .reasons {
    grid-template-columns: repeat(2, 1fr);
  }
}

.reasons li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.reasons .icon {
  flex: none;
  width: 28px;
  height: 28px;
  color: var(--accent-dark);
  margin-top: 2px;
}

.reasons h3 {
  margin: 0 0 4px;
  font-size: 1.05rem;
}

.reasons p {
  margin: 0;
  color: var(--ink-soft);
}

/* ---------- CTA banner ---------- */

.cta-banner {
  background: var(--ink);
  color: #fff;
  text-align: center;
  padding: 52px 0;
}

.cta-banner h2 {
  color: #fff;
}

.cta-banner p {
  color: #cfd6e4;
  max-width: 55ch;
  margin: 0 auto 26px;
}

.cta-banner .btn-secondary {
  color: #fff;
  border-color: #4c5b7a;
}

.cta-banner .btn-secondary:hover {
  border-color: #fff;
}

.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

@media (min-width: 600px) {
  .cta-actions {
    flex-direction: row;
    justify-content: center;
  }
}

/* ---------- Forms ---------- */

.form-card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  max-width: 640px;
}

.field {
  margin-bottom: 18px;
}

.field label {
  display: block;
  font-weight: 700;
  margin-bottom: 6px;
  font-size: 0.95rem;
}

.field .optional {
  font-weight: 400;
  color: var(--ink-soft);
  font-size: 0.85rem;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  color: var(--ink);
  background: var(--paper);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.field textarea {
  resize: vertical;
  min-height: 120px;
}

.form-note {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-top: 14px;
}

.contact-info-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.contact-info-list a {
  font-weight: 700;
  text-decoration: none;
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--paper-alt);
  border-top: 1px solid var(--border);
  padding: 40px 0 24px;
  font-size: 0.92rem;
  color: var(--ink-soft);
}

.footer-grid {
  display: grid;
  gap: 28px;
  margin-bottom: 28px;
}

@media (min-width: 700px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer-grid h4 {
  color: var(--ink);
  margin: 0 0 12px;
  font-size: 0.95rem;
}

.footer-grid ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.footer-grid a {
  color: var(--ink-soft);
  text-decoration: none;
}

.footer-grid a:hover {
  color: var(--accent-dark);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  justify-content: space-between;
}

/* ---------- Legal pages ---------- */

.legal-content h2 {
  margin-top: 36px;
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content p,
.legal-content li {
  color: var(--ink-soft);
}

.legal-content {
  max-width: 72ch;
}

/* ---------- Utilities ---------- */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.text-center {
  text-align: center;
}

.mt-0 {
  margin-top: 0;
}