```css
/* ==============================
   SCORE EXACT JUPITER
   Style général
============================== */

:root {
  --bleu: #0755c9;
  --bleu-fonce: #071a35;
  --bleu-clair: #eaf2ff;
  --blanc: #ffffff;
  --texte: #17243a;
  --gris: #64748b;
  --fond: #f4f7fc;
  --bordure: #dce5f1;
  --vert: #16a34a;
  --rouge: #dc2626;
  --ombre: 0 12px 35px rgba(7, 26, 53, 0.09);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background: var(--fond);
  color: var(--texte);
  line-height: 1.6;
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
}

[hidden] {
  display: none !important;
}

/* LOGO */

.logo {
  display: inline-block;
  font-size: 1.15rem;
  font-weight: 900;
  letter-spacing: -0.5px;
  color: var(--blanc);
}

.logo span {
  color: #65a3ff;
}

/* BOUTONS */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 2px solid var(--bleu);
  border-radius: 10px;
  padding: 12px 19px;
  background: var(--bleu);
  color: var(--blanc);
  font-weight: 700;
  transition: 0.2s ease;
}

.btn:hover {
  background: #0645a3;
  border-color: #0645a3;
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-outline {
  background: transparent;
  color: var(--bleu);
}

.btn-outline:hover {
  color: var(--blanc);
}

/* PAGE D'INSCRIPTION */

.auth-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 30px 16px;
  background:
    radial-gradient(circle at 10% 10%, rgba(7, 85, 201, 0.12), transparent 35%),
    linear-gradient(145deg, #071a35, #0d3470);
}

.auth-card {
  width: 100%;
  max-width: 470px;
  padding: 36px;
  background: var(--blanc);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 22px;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.24);
}

.auth-card .logo {
  display: block;
  margin-bottom: 30px;
  color: var(--bleu-fonce);
  text-align: center;
}

.auth-card .etiquette {
  margin-bottom: 8px;
}

.auth-card h1 {
  margin-bottom: 10px;
  font-size: clamp(1.7rem, 5vw, 2.2rem);
  line-height: 1.2;
}

.auth-card > p {
  color: var(--gris);
}

.etiquette {
  color: var(--bleu);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 1.6px;
}

#authForm {
  display: grid;
  gap: 15px;
  margin-top: 25px;
}

.form-field {
  display: grid;
  gap: 7px;
}

.form-field label {
  font-size: 0.9rem;
  font-weight: 700;
}

.form-field input {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--bordure);
  border-radius: 9px;
  outline: none;
  background: #fbfdff;
}

.form-field input:focus {
  border-color: var(--bleu);
  box-shadow: 0 0 0 3px rgba(7, 85, 201, 0.12);
}

#authSubmit {
  width: 100%;
  margin-top: 5px;
}

#authMessage {
  min-height: 24px;
  margin-top: 12px;
  font-size: 0.9rem;
}

.auth-switch {
  margin-top: 18px;
  text-align: center;
  font-size: 0.9rem;
}

.text-button {
  padding: 3px;
  border: 0;
  background: transparent;
  color: var(--bleu);
  font-weight: 800;
}

.text-button:hover {
  text-decoration: underline;
}

/* BARRE DE NAVIGATION */

.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 76px;
  padding: 14px 6%;
  background: var(--bleu-fonce);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

.navbar nav {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 23px;
}

.navbar nav a {
  color: #dce8fb;
  font-size: 0.92rem;
  font-weight: 600;
}

.navbar nav a:hover {
  color: #75aaff;
}

.navbar .btn-outline {
  border-color: #80adf8;
  color: var(--blanc);
}

/* ACCUEIL */

.hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 45px;
  padding: 85px 8%;
  color: var(--blanc);
  background: linear-gradient(120deg, #071a35, #104c9e);
}

.hero-content {
  max-width: 650px;
}

.hero .etiquette {
  color: #8ebaff;
  margin-bottom: 16px;
}

.hero h1 {
  margin-bottom: 20px;
  font-size: clamp(2.4rem, 5vw, 4.4rem);
  line-height: 1.08;
}

.hero h1 span {
  color: #77adff;
}

.hero-content > p:not(.etiquette) {
  max-width: 580px;
  margin-bottom: 25px;
  color: #d7e5fb;
}

.lien-btn {
  width: fit-content;
}

.hero-image {
  min-height: 280px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 30px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.17);
  border-radius: 25px;
  background: rgba(255, 255, 255, 0.08);
}

.ballon {
  margin-bottom: 15px;
  font-size: 6rem;
  filter: drop-shadow(0 12px 12px rgba(0, 0, 0, 0.2));
}

.hero-image h2 {
  margin-bottom: 5px;
}

.hero-image p {
  color: #d7e5fb;
}

/* SECTIONS */

.section {
  padding: 65px 7%;
}

.section h2 {
  margin-bottom: 20px;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}

.titre-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 25px;
}

.titre-section h2 {
  margin-bottom: 0;
}

#scoresStatus {
  margin-bottom: 18px;
  color: var(--gris);
}

.matchs,
.cartes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.match,
.carte {
  padding: 23px;
  border: 1px solid var(--bordure);
  border-radius: 15px;
  background: var(--blanc);
  box-shadow: var(--ombre);
}

.match {
  border-top: 4px solid var(--bleu);
}

.competition {
  margin-bottom: 15px;
  color: var(--bleu);
  font-size: 0.8rem;
  font-weight: 800;
}

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

.equipes strong {
  overflow-wrap: anywhere;
}

.equipes span {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--bleu-fonce);
}

.termine {
  margin-top: 15px;
  color: var(--gris);
  font-size: 0.85rem;
}

.match-status-live {
  color: var(--rouge);
  font-weight: 800;
}

.match-status-finished {
  color: var(--gris);
}

.match-status-upcoming {
  color: var(--vert);
  font-weight: 700;
}

/* VIDÉOS ET ACTUALITÉS */

#videos,
#communaute {
  background: var(--blanc);
}

.carte h3 {
  margin: 12px 0 8px;
}

.carte p {
  color: var(--gris);
}

.icone {
  font-size: 2.2rem;
}

.video-card iframe {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 0;
  border-radius: 10px;
}

.video-card .btn {
  margin-top: 15px;
}

.news-link {
  display: inline-block;
  margin-top: 12px;
  color: var(--bleu);
  font-weight: 700;
}

/* PIED DE PAGE */

footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 15px;
  padding: 30px 7%;
  color: #dce8fb;
  background: var(--bleu-fonce);
}

footer p {
  font-size: 0.9rem;
}

/* ACCESSIBILITÉ */

button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 3px solid #65a3ff;
  outline-offset: 3px;
}

/* TABLETTES */

@media (max-width: 900px) {
  .navbar {
    flex-wrap: wrap;
    justify-content: center;
  }

  .navbar nav {
    order: 3;
    width: 100%;
    gap: 16px;
  }

  .hero {
    grid-template-columns: 1fr;
    padding: 60px 6%;
  }

  .hero-image {
    min-height: 220px;
  }

  .matchs,
  .cartes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* TÉLÉPHONES */

@media (max-width: 600px) {
  .auth-card {
    padding: 25px 20px;
  }

  .navbar {
    padding: 15px 4%;
  }

  .navbar .logo {
    font-size: 1rem;
  }

  .navbar nav {
    gap: 10px 15px;
  }

  .navbar nav a {
    font-size: 0.82rem;
  }

  .hero {
    padding: 48px 6%;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .section {
    padding: 45px 5%;
  }

  .matchs,
  .cartes {
    grid-template-columns: 1fr;
  }

  .titre-section {
    align-items: flex-start;
  }

  footer {
    flex-direction: column;
    text-align: center;
  }
}
```