/* public/css/global.css */

/* ============================================================
   0. MONTSERRAT LOCAL FONTS
   ============================================================ */
@font-face {
  font-family: 'Montserrat';
  src: url('../montserrat/Montserrat-Light.ttf') format('truetype');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Montserrat';
  src: url('../montserrat/Montserrat-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Montserrat';
  src: url('../montserrat/Montserrat-Medium.ttf') format('truetype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Montserrat';
  src: url('../montserrat/Montserrat-SemiBold.ttf') format('truetype');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Montserrat';
  src: url('../montserrat/Montserrat-Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Montserrat';
  src: url('../montserrat/Montserrat-ExtraBold.ttf') format('truetype');
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Montserrat';
  src: url('../montserrat/Montserrat-Black.ttf') format('truetype');
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}

/* ============================================================
   1. CSS VARIABLES
   ============================================================ */
:root {
  --bleu:        #1B2B6B;
  --rouge:       #E63329;
  --cyan:        #00AEEF;
  --blanc:       #FFFFFF;
  --gris-clair:  #F4F6FB;
  --gris-texte:  #4A5568;
  --bleu-dark:   #0F1C4D;
  --bleu-mid:    #243580;

  --font-titre:  'Montserrat', sans-serif;
  --font-body:   'Montserrat', sans-serif;

  --shadow-sm:   0 2px 8px rgba(27,43,107,0.08);
  --shadow-md:   0 8px 32px rgba(27,43,107,0.12);
  --shadow-lg:   0 16px 48px rgba(27,43,107,0.18);
  --shadow-xl:   0 24px 64px rgba(27,43,107,0.22);

  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --radius-xl:   32px;

  --transition:  all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.18s ease;

  --navbar-h:    76px;
}

/* ============================================================
   2. RESET CSS
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--gris-texte);
  background: var(--blanc);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-titre);
  font-weight: 700;
  line-height: 1.2;
  color: var(--bleu);
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input, select, textarea, button {
  font-family: var(--font-body);
}

/* ============================================================
   3. CONTAINER
   ============================================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================================
   4. NAVBAR
   ============================================================ */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--navbar-h);
  background: transparent;
  transition: background 0.4s ease, box-shadow 0.4s ease;
}

#navbar.scrolled {
  background: var(--bleu);
  box-shadow: 0 4px 24px rgba(15,28,77,0.25);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.navbar-logo-img {
  height: 44px;
  width: auto;
}

.navbar-logo-text {
  font-family: var(--font-titre);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--blanc);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.navbar-logo-sub {
  font-size: 0.65rem;
  font-weight: 400;
  color: rgba(255,255,255,0.7);
  display: block;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

#navLinks {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.85);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  letter-spacing: 0.01em;
}

.nav-link:hover {
  color: var(--blanc);
  background: rgba(255,255,255,0.1);
}

.nav-link.active {
  color: var(--blanc);
  background: rgba(255,255,255,0.15);
}

.nav-cta {
  background: var(--rouge);
  color: var(--blanc) !important;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  margin-left: 8px;
}

.nav-cta:hover {
  background: #c82920 !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(230,51,41,0.4);
}

.navbar-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}

.navbar-burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--blanc);
  border-radius: 2px;
  transition: var(--transition);
}

.navbar-burger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.navbar-burger.open span:nth-child(2) {
  opacity: 0;
}
.navbar-burger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============================================================
   5. FOOTER
   ============================================================ */
#footer {
  background: var(--bleu-dark);
  color: rgba(255,255,255,0.8);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 56px;
}

.footer-brand-logo {
  height: 48px;
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

.footer-brand-desc {
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.6);
  max-width: 280px;
}

.footer-col-title {
  font-family: var(--font-titre);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--blanc);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--cyan);
  padding-left: 4px;
}

.footer-event-info {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-info-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
}

.footer-info-icon {
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 1px;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-contact-name {
  font-family: var(--font-titre);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--blanc);
  margin-bottom: 4px;
}

.footer-contact-role {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 12px;
}

.footer-contact-link {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  transition: var(--transition-fast);
}

.footer-contact-link:hover {
  color: var(--cyan);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}

.footer-partners {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ============================================================
   6. BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--rouge);
  color: var(--blanc);
  border-color: var(--rouge);
}

.btn-primary:hover {
  background: #c82920;
  border-color: #c82920;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(230,51,41,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--blanc);
  border-color: rgba(255,255,255,0.4);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.7);
  transform: translateY(-2px);
}

.btn-cyan {
  background: var(--cyan);
  color: var(--blanc);
  border-color: var(--cyan);
}

.btn-cyan:hover {
  background: #0099d4;
  border-color: #0099d4;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,174,239,0.4);
}

.btn-bleu {
  background: var(--bleu);
  color: var(--blanc);
  border-color: var(--bleu);
}

.btn-bleu:hover {
  background: var(--bleu-mid);
  border-color: var(--bleu-mid);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(27,43,107,0.35);
}

/* ============================================================
   7. SECTION LABELS / TITLES
   ============================================================ */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--cyan);
  border-radius: 1px;
}

.section-title {
  font-family: var(--font-titre);
  font-weight: 800;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--bleu);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 16px;
}

.section-title.on-dark {
  color: var(--blanc);
}

.section-subtitle {
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--gris-texte);
  line-height: 1.7;
  max-width: 600px;
}

.section-subtitle.on-dark {
  color: rgba(255,255,255,0.72);
}

.section-header {
  margin-bottom: 64px;
}

.section-header.centered {
  text-align: center;
}

.section-header.centered .section-label {
  justify-content: center;
}

.section-header.centered .section-subtitle {
  margin: 0 auto;
}

/* ============================================================
   8. SCROLL REVEAL
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.35s; }
.reveal-delay-4 { transition-delay: 0.5s; }

/* ============================================================
   9. RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  #navLinks {
    display: none;
    position: fixed;
    top: var(--navbar-h);
    left: 0;
    right: 0;
    background: var(--bleu);
    flex-direction: column;
    align-items: stretch;
    padding: 16px 24px 24px;
    gap: 4px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
  }

  #navLinks.open {
    display: flex;
  }

  .nav-link {
    padding: 12px 16px;
    font-size: 1rem;
  }

  .nav-cta {
    margin-left: 0;
    text-align: center;
    margin-top: 8px;
  }

  .navbar-burger {
    display: flex;
  }
}

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom-inner {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .container {
    padding: 0 16px;
  }
}