/* === Page Login === */
@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;700;800&display=swap"); /* Montserrat Regular/Medium/Bold/Extrabold :contentReference[oaicite:1]{index=1} */

:root{
    --brand-dark: #030039;   /* Main color :contentReference[oaicite:2]{index=2} */
    --brand-blue: #3DA5EB;   /* Secondary :contentReference[oaicite:3]{index=3} */
    --brand-mint: #51FFCB;   /* Secondary :contentReference[oaicite:4]{index=4} */
    --brand-white:#FFFFFF;   /* Secondary :contentReference[oaicite:5]{index=5} */
    --brand-black:#000000;   /* Secondary :contentReference[oaicite:6]{index=6} */

    --radius-lg: 20px;
    --radius-md: 12px;
    --shadow-lg: 0 20px 40px rgba(3,0,57,0.20);
    --shadow-md: 0 10px 25px rgba(61,165,235,0.25);
    --border-subtle: 1px solid rgba(255,255,255,0.2);
    --field-bg: rgba(248,250,252,0.9);
}
body.login-page {
    background: radial-gradient(1200px 800px at 20% 0%, rgba(81,255,203,0.20) 0%, transparent 60%),
    linear-gradient(135deg, var(--brand-dark) 0%, var(--brand-blue) 100%);
    height: 100vh;
    overflow: hidden;
    font-family: "Montserrat", system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--brand-dark);
}

.login-container {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    position: relative;
}

.login-card {
    background: rgba(255,255,255,0.96);
    backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: var(--border-subtle);
    overflow: hidden;
    max-width: 420px;
    width: 100%;
    position: absolute;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* Header avec bandeau brand */
.login-header {
    position: relative;
    padding: 28px 30px 24px;
    color: var(--brand-white);
    background:
        linear-gradient(135deg, var(--brand-dark) 0%, #15105a 55%, var(--brand-blue) 100%);
}
.login-header::after{
    content:"";
    position:absolute; inset:0;
    background: radial-gradient(300px 220px at 85% -20%, rgba(81,255,203,0.40), transparent 60%);
    pointer-events:none;
}
.login-header h1 {
    font-size: 1.8rem;
    font-weight: 800; /* Extrabold pour le titre :contentReference[oaicite:7]{index=7} */
    margin: 0;
    letter-spacing: .2px;
}
.login-header .subtitle {
    font-size: 0.95rem;
    opacity: 0.95;
    margin-top: 6px;
    font-weight: 500; /* Medium pour sous-titre :contentReference[oaicite:8]{index=8} */
}

.login-body { padding: 26px 30px 30px; }

/* Champs */
.login-page .form-floating { margin-bottom: 1rem; }
.login-page .form-floating input {
    border: 2px solid #e5e7eb;
    border-radius: var(--radius-md);
    background: var(--field-bg);
    transition: border-color .25s ease, box-shadow .25s ease, background .25s ease;
    font-weight: 500;
}
.login-page .form-floating input::placeholder{ color:#9ca3af; }
.login-page .form-floating input:focus {
    border-color: var(--brand-blue);
    box-shadow: 0 0 0 0.2rem rgba(61,165,235,0.25);
    background: #fff;
}
.login-page .form-floating label { color:#6b7280; }

/* Bouton primaire : gradient blue -> mint (lisible sur fond sombre) */
.btn-login {
    background: linear-gradient(135deg, var(--brand-blue) 0%, var(--brand-mint) 100%);
    color: #032a3a; /* contraste sur mint */
    border: none;
    border-radius: var(--radius-md);
    padding: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .5px;
    transition: transform .2s ease, box-shadow .2s ease, filter .2s ease;
    position: relative;
    overflow: hidden;
}
.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    filter: saturate(1.05);
}
.btn-login:active { transform: translateY(0); }

/* Checkbox & helpers */
.login-page .form-check { margin: 1.25rem 0 1.5rem; }
.login-page .form-check-input:checked {
    background-color: var(--brand-blue);
    border-color: var(--brand-blue);
    box-shadow: 0 0 0 0.15rem rgba(61,165,235,0.25);
}

/* Alertes (ex: erreurs) */
.login-page .alert {
    border: none;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    box-shadow: 0 6px 18px rgba(239,68,68,0.18);
}

/* Encart info utilisateur */
.user-info {
    background: linear-gradient(135deg, var(--brand-mint) 0%, #11c7a4 100%);
    color: #05313f;
    border-radius: var(--radius-md);
    padding: 14px 16px;
    margin-bottom: 20px;
    text-align: center;
    font-weight: 600;
}
.user-info a {
    color: #05313f;
    text-decoration: underline;
    font-weight: 700;
}

/* Footer */
.login-footer {
    text-align: center;
    padding-top: 18px;
    border-top: 1px solid #e5e7eb;
    color: #6b7280;
    font-size: .9rem;
}

/* Optionnel : petite ligne décorative sous le header */
.login-card .accent-bar{
    height: 3px;
    background: linear-gradient(90deg, var(--brand-mint) 0%, var(--brand-blue) 100%);
}

/* Séparateur "OU" pour les connexions alternatives */
.separator {
    position: relative;
    text-align: center;
    margin: 24px 0;
}
.separator::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, #e5e7eb 20%, #e5e7eb 80%, transparent 100%);
}
.separator-text {
    position: relative;
    display: inline-block;
    padding: 0 16px;
    background: rgba(255,255,255,0.96);
    color: #6b7280;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
}

/* Boutons SSO */
.sso-buttons {
    margin-top: 16px;
}
.sso-buttons .btn {
    border-radius: var(--radius-md);
    border: 2px solid var(--brand-blue);
    color: var(--brand-blue);
    font-weight: 600;
    transition: all .25s ease;
}
.sso-buttons .btn:hover {
    background: var(--brand-blue);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(61,165,235,0.3);
}
.sso-buttons .btn:active {
    transform: translateY(0);
}