:root{--primary-dark:#1e3a8a;--primary-light:#3b82f6;--success:#28a745;--danger:#dc3545;--warning:#ffc107;--info:#17a2b8;--text-dark:#333;--text-muted:#666;--shadow-sm:0 4px 10px rgba(0,0,0,.1);--shadow-md:0 6px 15px rgba(0,0,0,.1);--shadow-lg:0 8px 32px rgba(0,0,0,.1);--gradient-primary:linear-gradient(135deg,#1e3a8a,#3b82f6);--gradient-success:linear-gradient(135deg,#28a745,#20c997);--gradient-danger:linear-gradient(135deg,#dc3545,#c82333)}
main section h2{text-align:center;color:var(--text-dark);margin-bottom:20px}
.message-container{max-width:600px;margin:20px auto;padding:15px 25px;border-radius:10px;text-align:center;font-size:1rem;font-weight:500;box-shadow:var(--shadow-sm);animation:slideDown .4s ease-out}
@keyframes slideDown{from{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}
.message-success{background:#d4edda;border:2px solid var(--success);color:#155724}
.message-error{background:#f8d7da;border:2px solid var(--danger);color:#721c24}
.message-info{background:#d1ecf1;border:2px solid var(--info);color:#0c5460}
.message-container::before{font-size:1.5rem;margin-right:10px;vertical-align:middle}
.message-success::before{content:"✅"}
.message-error::before{content:"❌"}
.message-info::before{content:"ℹ️"}
.message-link{display:inline-block;margin-top:15px;padding:10px 25px;background:var(--gradient-primary);color:#fff!important;text-decoration:none;border-radius:25px;font-weight:600;transition:.3s;box-shadow:0 4px 10px rgba(30,58,138,.3)}
.message-link:hover{transform:translateY(-2px);box-shadow:0 6px 15px rgba(30,58,138,.5)}
.contenu-principal{background:#fff;border-radius:15px;box-shadow:var(--shadow-md);margin:30px auto;padding:30px 50px;width:50%;box-sizing:border-box;text-align:left}
.contenu-principal p{color:var(--text-muted);line-height:1.6;margin-bottom:20px}
.contenu-principal div,.form-group{margin-bottom:20px}
.contenu-principal label{display:block;margin-bottom:8px;font-weight:700;color:var(--text-dark);font-size:.95rem}
.contenu-principal input[type=email],.contenu-principal input[type=password],.contenu-principal input[type=text],.contenu-principal select{width:100%;padding:10px;border:1px solid #ddd;border-radius:6px;transition:.3s;box-sizing:border-box}
.contenu-principal input:focus,.contenu-principal select:focus{outline:0;border-color:#3b82f6;box-shadow:0 0 0 3px rgba(59,130,246,.1)}
.button-group{display:flex;justify-content:center;align-items:center;gap:20px;margin-top:30px;flex-wrap:wrap}
.button-group a{display:inline-flex;align-items:center;justify-content:center;height:52px;min-width:220px;padding:0 30px;border-radius:8px;font-weight:600;font-size:16px;text-decoration:none;transition:.3s;box-sizing:border-box}
.btn-home{background:var(--gradient-primary);color:#fff!important}
.btn-secondary{background:#6c757d;color:#fff!important}
.btn-home:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(30,58,138,.4)}
.btn-secondary:hover{background:#5a6268;transform:translateY(-2px)}
a.form-signup-btn,button.form-login-btn,button.form-signup-btn,form .contenu-principal button:not(.final-signup-btn){flex:1;display:flex;align-items:center;justify-content:center;padding:12px 0;border-radius:6px;font-weight:700;font-size:16px;cursor:pointer;transition:.3s;border:none}
button.form-login-btn{background:var(--gradient-primary);color:#fff}
button.form-login-btn:hover{background:#fff;color:#1e3a8a;box-shadow:0 4px 8px rgba(0,0,0,.2)}
a.form-signup-btn,button.form-signup-btn{background:var(--gradient-success);color:#fff;text-decoration:none}
a.form-signup-btn:hover,button.form-signup-btn:hover{background:#fff;color:var(--success);box-shadow:0 4px 8px rgba(0,0,0,.2)}
.final-signup-container{display:flex;justify-content:center;margin-top:20px;margin-left:-50px;margin-right:-50px;padding:0 50px}
.final-signup-container>.final-signup-btn,.final-signup-container>button.final-signup-btn{display:flex;justify-content:center;align-items:center;font-size:16px;font-weight:700;padding:12px 25px;border:none;border-radius:6px;cursor:pointer;transition:.3s;width:100%;background:var(--gradient-success);color:#fff;text-decoration:none}
.final-signup-container>.final-signup-btn:hover,.final-signup-container>button.final-signup-btn:hover{background:#fff;color:var(--success);box-shadow:0 4px 8px rgba(0,0,0,.2)}
.forgot-password{text-align:right;margin-top:-10px;margin-bottom:20px}
.forgot-password a{color:#1e3a8a;text-decoration:none;font-size:.9rem;font-weight:600;transition:.3s}
.forgot-password a:hover{color:#3b82f6;text-decoration:underline}
.signup-invite{margin-top:20px;font-size:.95rem;color:#555;text-align:center}
.signup-invite a{color:var(--success);font-weight:700;text-decoration:none;margin-left:5px;transition:.3s}
.signup-invite a:hover{color:#1e7e34;text-decoration:underline}
.required-notice{text-align:right;font-size:.85rem;color:var(--text-muted);margin:-15px 0 15px;font-style:italic}
.password-hint{display:block;color:var(--text-muted);font-size:.85rem;margin-top:5px;margin-bottom:8px}
.content{max-width:600px;width:100%;margin:0 auto;background:#fff;border-radius:20px;box-shadow:0 20px 60px rgba(0,0,0,.3);padding:50px 40px;text-align:center;animation:fadeInUp .5s ease-out}
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
.message-box{padding:40px 30px;border-radius:15px;margin-bottom:30px;transition:.3s}
.message-box:hover{transform:translateY(-5px);box-shadow:0 8px 20px rgba(0,0,0,.1)}
.message-box.success{background:linear-gradient(135deg,#d4edda,#c3e6cb);border:3px solid var(--success)}
.message-box.error{background:linear-gradient(135deg,#f8d7da,#f5c6cb);border:3px solid var(--danger)}
.message-box.info{background:linear-gradient(135deg,#d1ecf1,#bee5eb);border:3px solid var(--info)}
.icon{font-size:64px;margin-bottom:25px;animation:bounceIn .6s ease-out;text-shadow:2px 2px 4px rgba(0,0,0,.1);display:block}
@keyframes bounceIn{0%{transform:scale(0);opacity:0}50%{transform:scale(1.1)}100%{transform:scale(1);opacity:1}}
.message-box h2{font-size:1.3rem;line-height:1.6;font-weight:600;margin:0;white-space:pre-line}
.btn{display:inline-block;padding:16px 40px;background:var(--gradient-primary);color:#fff;text-decoration:none;border-radius:50px;font-weight:700;font-size:1rem;transition:.3s;box-shadow:0 6px 20px rgba(30,58,138,.4);margin-top:10px;border:none;cursor:pointer}
.btn:hover{transform:translateY(-3px);box-shadow:0 10px 30px rgba(30,58,138,.6)}
.btn:active{transform:translateY(-1px);box-shadow:0 5px 15px rgba(30,58,138,.4)}
.delete-account-container{max-width:700px;margin:40px auto;padding:40px;background:#fff;border-radius:12px;box-shadow:var(--shadow-lg)}
.danger-banner{background:var(--gradient-danger);color:#fff;padding:30px;border-radius:12px;text-align:center;margin-bottom:30px}
.danger-banner .icon{font-size:64px;margin-bottom:15px}
.danger-banner h1{font-size:24px;margin:0 0 10px}
.warning-box{background:#fff3cd;border-left:4px solid var(--warning);padding:20px;border-radius:8px;margin-bottom:30px}
.warning-box h3{color:#856404;margin-bottom:15px;font-size:18px}
.warning-box p{color:#856404;line-height:1.6;margin-bottom:15px}
.warning-box ul{margin:15px 0;padding-left:20px}
.warning-box li{margin:8px 0;color:#856404}
.danger-box{background:#f8d7da;border-left:4px solid var(--danger);padding:20px;border-radius:8px;margin-bottom:30px}
.danger-box h3{color:#721c24;margin-bottom:10px;font-size:18px}
.danger-box p{color:#721c24;line-height:1.6;margin:0}
.info-section{margin:30px 0;background:#f8f9fa;padding:20px;border-radius:8px}
.info-section h3{color:#2c3e50;margin-bottom:15px;font-size:18px}
.info-item{display:flex;justify-content:space-between;padding:12px 0;border-bottom:1px solid #e9ecef}
.info-item:last-child{border-bottom:none}
.info-label{font-weight:600;color:#6c757d}
.info-value{color:#2c3e50;text-align:right}
.confirmation-section{margin:30px 0}
.confirmation-section label{display:block;margin-bottom:10px;font-weight:600;color:#2c3e50}
.confirmation-section label span{color:var(--danger);font-weight:700}
.confirmation-input{width:100%;padding:15px;border:2px solid var(--danger);border-radius:8px;font-size:16px;font-weight:700;text-align:center;margin-bottom:20px}
.confirmation-input:focus{outline:0;border-color:#c82333;box-shadow:0 0 0 3px rgba(220,53,69,.1)}
.checkbox-container{margin:20px 0}
.checkbox-container label{display:flex;align-items:flex-start;gap:10px;cursor:pointer}
.checkbox-container input[type=checkbox]{width:20px;height:20px;cursor:pointer;margin-top:2px;flex-shrink:0}
.btn-container{display:flex;gap:15px;margin-top:30px;justify-content:center;align-items:center;flex-wrap:wrap}
.btn-cancel,.btn-danger{flex:1;padding:15px 30px;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:.3s;text-align:center;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}
.btn-cancel{background:#6c757d;color:#fff}
.btn-cancel:hover{background:#5a6268;transform:translateY(-2px)}
.btn-danger{background:var(--gradient-danger);color:#fff}
.btn-danger:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px rgba(220,53,69,.4)}
.btn-danger:disabled{opacity:.5;cursor:not-allowed}
.error-message{background:#f8d7da;color:#721c24;padding:15px;border-radius:8px;margin-bottom:20px;border-left:4px solid var(--danger)}
.confirmation-container{max-width:600px;margin:40px auto;padding:60px 40px;background:#fff;border-radius:16px;box-shadow:var(--shadow-lg);text-align:center}
.success-icon{font-size:80px;margin-bottom:20px;animation:fadeIn .5s ease-in}
@keyframes fadeIn{from{opacity:0;transform:scale(.5)}to{opacity:1;transform:scale(1)}}
.confirmation-container p{font-size:16px;color:#6c757d;line-height:1.8;margin-bottom:20px}
.info-box{background:#e7f3ff;border-left:4px solid #06c;padding:20px;border-radius:8px;margin:30px 0;text-align:left}
.info-box h3{color:#06c;margin-bottom:15px;font-size:18px}
.info-box ul{margin:10px 0;padding-left:20px;list-style:none}
.info-box li{margin:10px 0;color:#495057}
.info-box li::before{content:"✅ ";margin-right:8px}
.highlight-text{margin-top:30px;padding:20px;background:#f8f9fa;border-radius:8px}
.highlight-text strong{color:#2c3e50;font-size:18px}
.contact-box{margin-top:40px;padding:20px;background:#fff;border:1px solid #e9ecef;border-radius:8px}
.contact-box p{margin:0;font-size:14px}
.contact-box a{color:#1e3a8a;text-decoration:none;font-weight:600}
.contact-box a:hover{text-decoration:underline}
@media(max-width:900px){.contenu-principal{padding:25px 30px;width:95%}.message-container{width:95%}.final-signup-container{margin-left:-30px;margin-right:-30px;padding:0 30px}}
@media(max-width:768px){.confirmation-container,.delete-account-container{padding:40px 20px;margin:20px 10px}.btn-container{flex-direction:column}.danger-banner .icon{font-size:48px}.danger-banner h1{font-size:20px}.confirmation-container h1{font-size:24px}.success-icon{font-size:64px}.btn-home,.btn-secondary{display:block;margin:15px auto;width:100%;max-width:300px}.content{padding:40px 30px}.message-box{padding:30px 20px}.icon{font-size:56px}.message-box h2{font-size:1.15rem}.btn{padding:14px 35px;font-size:.95rem}}
@media(max-width:600px){.button-group{flex-direction:column;gap:10px}.contenu-principal{padding:20px 25px;width:95%}button.form-login-btn,button.form-signup-btn,form .contenu-principal button:not(.final-signup-btn){width:100%;padding:12px 25px}.final-signup-container{margin-left:-25px;margin-right:-25px;padding:0 25px}.final-signup-container>.final-signup-btn,.final-signup-container>button.final-signup-btn{width:100%;padding:12px 25px}.required-notice{text-align:left;margin:-10px 0 10px}.message-container{padding:12px 20px;font-size:.9rem}}
@media(max-width:480px){.content{padding:30px 20px;border-radius:15px}.message-box{padding:25px 15px}.icon{font-size:48px;margin-bottom:20px}.message-box h2{font-size:1rem;line-height:1.5}.btn{padding:12px 30px;font-size:.9rem;width:100%}}
.password-wrapper{position:relative;display:flex;align-items:center}
.password-wrapper input[type=password],.password-wrapper input[type=text]{width:100%!important;padding:10px 45px 10px 10px!important;margin-bottom:0!important;box-sizing:border-box!important;border:1px solid #ddd!important;border-radius:6px!important;transition:.3s!important}
#togglePassword,#toggleConfirmPassword{position:absolute;right:12px;top:50%;transform:translateY(-50%);cursor:pointer;color:#666!important;font-size:1.2rem!important;transition:all .3s;z-index:10;pointer-events:auto;width:24px;height:24px;display:flex!important;align-items:center;justify-content:center;line-height:1}
#togglePassword:hover,#toggleConfirmPassword:hover{color:#3b82f6!important}
#togglePassword::after,#toggleConfirmPassword::after{content:attr(data-tooltip);position:absolute;bottom:140%;right:0;padding:6px 10px;background:#333;color:#fff;font-size:.75rem;border-radius:4px;white-space:nowrap;opacity:0;visibility:hidden;transition:.3s;transform:translateY(5px);pointer-events:none;z-index:1}
#togglePassword:hover::after,#toggleConfirmPassword:hover::after{opacity:1;visibility:visible;transform:translateY(0)}
#togglePassword.eye-crossed::before,#toggleConfirmPassword.eye-crossed::before{content:'';position:absolute;width:100%;height:2px;background:#666!important;top:50%;left:0;transform:translateY(-50%) rotate(-45deg);transition:all .3s;opacity:1!important;visibility:visible!important;border:none!important;z-index:2;pointer-events:none}

.free-access-banner{background:linear-gradient(135deg,#0a0025 0,#1a3a6e 100%);border-bottom:1px solid rgba(255,255,255,.08);padding:18px 24px}.fab-inner{max-width:780px;margin:0 auto;display:flex;align-items:center;gap:16px;flex-wrap:wrap}.fab-icon{font-size:1.6rem;flex-shrink:0}.fab-text{flex:1;display:flex;flex-direction:column;gap:2px}.fab-text strong{color:#e8f0ff;font-size:.95rem;letter-spacing:.02em}.fab-text span{color:rgba(200,215,255,.75);font-size:.85rem}

/* ── Google Sign-In button ── */
.google-signin-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    max-width: 420px;
    margin: 20px auto 0;
    padding: 12px 20px;
    background: #ffffff;
    border: 1.5px solid #dadce0;
    border-radius: 8px;
    font-family: 'Segoe UI', Arial, sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    color: #3c4043;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.google-signin-btn:hover {
    background: #f8f9fa;
    border-color: #adb5bd;
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
    color: #3c4043;
    text-decoration: none;
}

.google-signin-btn:active {
    background: #f1f3f4;
    box-shadow: none;
}

.google-signin-icon {
    flex-shrink: 0;
}

/* ── Divider ("or") ── */
.auth-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 420px;
    margin: 20px auto;
    color: #9aa0a6;
    font-size: 0.85rem;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #e0e0e0;
}

@media (max-width: 600px) {
    .google-signin-btn,
    .auth-divider {
        max-width: 100%;
        box-sizing: border-box;
    }
}