/* =========================================================
   Zélancia — Feuille de style principale
   ========================================================= */

:root {
  --color-primary: #1e5b8c;
  --color-primary-dark: #15436a;
  --color-primary-light: #2f7cbb;
  --color-accent: #f2a900;
  --color-accent-dark: #d99400;
  --color-dark: #10233a;
  --color-text: #2c3a4b;
  --color-muted: #6a7889;
  --color-bg: #ffffff;
  --color-bg-soft: #f5f8fb;
  --color-bg-alt: #eef3f8;
  --color-border: #dbe4ee;
  --color-white: #ffffff;

  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 20px;

  --shadow-sm: 0 1px 3px rgba(16, 35, 58, 0.08);
  --shadow: 0 8px 24px rgba(16, 35, 58, 0.10);
  --shadow-lg: 0 20px 45px rgba(16, 35, 58, 0.15);

  --max-width: 1160px;
  --font-body: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-heading: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-primary-dark);
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-heading);
  color: var(--color-dark);
  line-height: 1.25;
  font-weight: 700;
}

h1 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}

h3 {
  font-size: 1.25rem;
}

p {
  margin-bottom: 1rem;
}

ul {
  list-style: none;
}

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

.section {
  padding: 80px 0;
}

.section--soft {
  background: var(--color-bg-soft);
}

.section--alt {
  background: var(--color-bg-alt);
}

.section__header {
  max-width: 720px;
  margin: 0 auto 48px;
  text-align: center;
}

.section__eyebrow {
  display: inline-block;
  color: var(--color-primary);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.78rem;
  margin-bottom: 12px;
}

.section__title {
  margin-bottom: 16px;
}

.section__text {
  color: var(--color-muted);
  font-size: 1.05rem;
}

/* -------------------- Buttons -------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.2s ease;
  text-align: center;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-2px);
}

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

.btn--accent:hover {
  background: var(--color-accent-dark);
  color: var(--color-dark);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-dark);
}

.btn--ghost:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn--light {
  background: var(--color-white);
  color: var(--color-primary);
}

.btn--light:hover {
  background: var(--color-bg-soft);
  color: var(--color-primary-dark);
}

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

/* -------------------- Header / Nav -------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-dark);
  letter-spacing: -0.02em;
}

.nav__brand:hover {
  color: var(--color-dark);
}

.nav__logo {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  border-radius: 9px;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav__link {
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.98rem;
  position: relative;
}

.nav__link:hover,
.nav__link.is-active {
  color: var(--color-primary);
}

.nav__link.is-active::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
}

.nav__cta {
  margin-left: 8px;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav__toggle span {
  width: 26px;
  height: 2px;
  background: var(--color-dark);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* -------------------- Hero -------------------- */
.hero {
  position: relative;
  padding: 90px 0 100px;
  background: linear-gradient(160deg, #10233a 0%, #1e5b8c 100%);
  color: var(--color-white);
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  top: -120px;
  right: -120px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(242, 169, 0, 0.28), transparent 70%);
  border-radius: 50%;
}

.hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero__eyebrow {
  display: inline-block;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #cfe2f2;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 20px;
}

.hero__title {
  color: var(--color-white);
  margin-bottom: 20px;
}

.hero__title span {
  color: var(--color-accent);
}

.hero__text {
  color: #d7e5f2;
  font-size: 1.15rem;
  max-width: 540px;
  margin-bottom: 32px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 34px;
}

.hero__stats {
  display: flex;
  gap: 36px;
  flex-wrap: wrap;
}

.hero__stat strong {
  display: block;
  font-size: 1.9rem;
  color: var(--color-white);
  font-weight: 800;
}

.hero__stat span {
  color: #a9c4dc;
  font-size: 0.9rem;
}

.hero__card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-lg);
  padding: 30px;
  backdrop-filter: blur(6px);
}

.hero__card h3 {
  color: var(--color-white);
  margin-bottom: 18px;
}

.hero__list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  color: #e4eef7;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.hero__check {
  color: var(--color-accent);
  font-weight: 800;
  flex-shrink: 0;
}

/* -------------------- Feature grid / cards -------------------- */
.grid {
  display: grid;
  gap: 28px;
}

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

.grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  height: 100%;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.card__icon {
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--color-bg-alt);
  color: var(--color-primary);
  font-size: 1.5rem;
  margin-bottom: 18px;
}

.card__title {
  margin-bottom: 10px;
}

.card__text {
  color: var(--color-muted);
  font-size: 0.98rem;
  margin-bottom: 0;
}

/* -------------------- Formation cards -------------------- */
.formation {
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  height: 100%;
}

.formation:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.formation__banner {
  height: 8px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
}

.formation__body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.formation__tag {
  display: inline-block;
  align-self: flex-start;
  background: var(--color-bg-alt);
  color: var(--color-primary);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.formation__title {
  margin-bottom: 12px;
}

.formation__text {
  color: var(--color-muted);
  font-size: 0.96rem;
  margin-bottom: 18px;
}

.formation__meta {
  display: flex;
  gap: 18px;
  color: var(--color-muted);
  font-size: 0.88rem;
  margin-bottom: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

.formation__meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.formation__footer {
  margin-top: auto;
}

/* -------------------- Steps -------------------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
}

.step {
  text-align: center;
  padding: 20px;
}

.step__num {
  width: 58px;
  height: 58px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 1.4rem;
  font-weight: 800;
}

.step__title {
  margin-bottom: 8px;
}

.step__text {
  color: var(--color-muted);
  font-size: 0.92rem;
}

/* -------------------- Testimonials -------------------- */
.testimonial {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  height: 100%;
}

.testimonial__stars {
  color: var(--color-accent);
  margin-bottom: 14px;
  letter-spacing: 2px;
}

.testimonial__quote {
  font-size: 1.02rem;
  color: var(--color-text);
  margin-bottom: 20px;
}

.testimonial__author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial__avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}

.testimonial__name {
  font-weight: 700;
  color: var(--color-dark);
}

.testimonial__role {
  color: var(--color-muted);
  font-size: 0.88rem;
}

/* -------------------- CTA band -------------------- */
.cta-band {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary-light));
  color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 54px;
  text-align: center;
}

.cta-band h2 {
  color: var(--color-white);
  margin-bottom: 14px;
}

.cta-band p {
  color: #dbeafc;
  max-width: 620px;
  margin: 0 auto 28px;
  font-size: 1.08rem;
}

/* -------------------- Page hero (inner pages) -------------------- */
.page-hero {
  background: linear-gradient(160deg, #10233a 0%, #1e5b8c 100%);
  color: var(--color-white);
  padding: 70px 0;
  text-align: center;
}

.page-hero h1 {
  color: var(--color-white);
  margin-bottom: 14px;
}

.page-hero p {
  color: #d7e5f2;
  max-width: 640px;
  margin: 0 auto;
  font-size: 1.1rem;
}

.breadcrumb {
  font-size: 0.85rem;
  color: #a9c4dc;
  margin-bottom: 18px;
}

.breadcrumb a {
  color: #cfe2f2;
}

/* -------------------- Prose (legal/about text) -------------------- */
.prose {
  max-width: 800px;
  margin: 0 auto;
}

.prose h2 {
  margin: 36px 0 14px;
  font-size: 1.5rem;
}

.prose h3 {
  margin: 24px 0 10px;
}

.prose p,
.prose li {
  color: var(--color-text);
}

.prose ul {
  list-style: disc;
  padding-left: 22px;
  margin-bottom: 16px;
}

.prose li {
  margin-bottom: 8px;
}

.prose__updated {
  color: var(--color-muted);
  font-size: 0.9rem;
  font-style: italic;
  margin-bottom: 30px;
}

/* -------------------- Contact -------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info__item {
  display: flex;
  gap: 16px;
  margin-bottom: 26px;
}

.contact-info__icon {
  width: 46px;
  height: 46px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--color-bg-alt);
  color: var(--color-primary);
  font-size: 1.2rem;
}

.contact-info__label {
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 2px;
}

.contact-info__value {
  color: var(--color-muted);
  margin: 0;
}

.form {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.form__group {
  margin-bottom: 20px;
}

.form__label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-dark);
  font-size: 0.95rem;
}

.form__control {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-bg-soft);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form__control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(30, 91, 140, 0.15);
  background: var(--color-white);
}

textarea.form__control {
  min-height: 130px;
  resize: vertical;
}

.form__note {
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-top: 14px;
}

.form__feedback {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  background: #e6f6ec;
  color: #1c7a3e;
  border: 1px solid #b6e3c6;
  display: none;
}

.form__feedback.is-visible {
  display: block;
}

.form__feedback--error {
  background: #fdecea;
  color: #b42318;
  border-color: #f5c6c1;
}

/* -------------------- FAQ -------------------- */
.faq {
  max-width: 820px;
  margin: 0 auto;
}

.faq__item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  background: var(--color-white);
  overflow: hidden;
}

.faq__question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 20px 24px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-family: inherit;
}

.faq__icon {
  color: var(--color-primary);
  font-size: 1.4rem;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.faq__item.is-open .faq__icon {
  transform: rotate(45deg);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq__answer p {
  padding: 0 24px 20px;
  color: var(--color-muted);
  margin: 0;
}

/* -------------------- Values / list -------------------- */
.value-list {
  display: grid;
  gap: 16px;
}

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

.value-list__check {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.media-box {
  background: linear-gradient(160deg, #1e5b8c, #10233a);
  border-radius: var(--radius-lg);
  padding: 40px;
  color: var(--color-white);
  box-shadow: var(--shadow);
}

.media-box h3 {
  color: var(--color-white);
  margin-bottom: 18px;
}

.media-box__stat {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.media-box__stat:last-child {
  border-bottom: none;
}

.media-box__stat strong {
  color: var(--color-accent);
  font-size: 1.3rem;
}

/* -------------------- Footer -------------------- */
.site-footer {
  background: var(--color-dark);
  color: #b9c7d6;
  padding: 60px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 16px;
}

.footer__brand img {
  width: 34px;
  height: 34px;
  border-radius: 8px;
}

.footer__about {
  color: #93a6b8;
  font-size: 0.95rem;
  max-width: 300px;
}

.footer__title {
  color: var(--color-white);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer__links li {
  margin-bottom: 10px;
}

.footer__links a {
  color: #b9c7d6;
  font-size: 0.95rem;
}

.footer__links a:hover {
  color: var(--color-accent);
}

.footer__contact li {
  color: #93a6b8;
  font-size: 0.95rem;
  margin-bottom: 10px;
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.88rem;
  color: #8497a9;
}

.footer__bottom a {
  color: #b9c7d6;
}

.footer__bottom a:hover {
  color: var(--color-accent);
}

/* -------------------- Utilities -------------------- */
.text-center {
  text-align: center;
}

.mt-40 {
  margin-top: 40px;
}

.mb-0 {
  margin-bottom: 0;
}

/* -------------------- Responsive -------------------- */
@media (max-width: 960px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .split,
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .section {
    padding: 56px 0;
  }

  .nav__menu {
    position: fixed;
    inset: 74px 0 auto 0;
    flex-direction: column;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 20px;
    gap: 18px;
    align-items: stretch;
    text-align: center;
    transform: translateY(-150%);
    transition: transform 0.3s ease;
    box-shadow: var(--shadow);
  }

  .nav__menu.is-open {
    transform: translateY(0);
  }

  .nav__toggle {
    display: flex;
  }

  .grid--3,
  .grid--2,
  .grid--4 {
    grid-template-columns: 1fr;
  }

  .steps {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .cta-band {
    padding: 36px 24px;
  }

  .hero__stats {
    gap: 24px;
  }
}