/* ========== RESPONSIVE DESIGN ========== */

/* Tablettes et petits écrans */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    /* Hero Section */
    .hero {
        padding: 40px 16px;
        min-height: 80vh;
    }
    
    .hero-title {
        font-size: clamp(28px, 6vw, 42px);
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-hero {
        width: 100%;
        justify-content: center;
    }
    
    /* Features */
    .features {
        padding: 60px 16px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .feature-card {
        padding: 24px;
    }
    
    /* How it works */
    .how-it-works {
        padding: 60px 16px;
    }
    
    .step {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .step-number {
        margin: 0 auto;
    }
    
    /* CTA */
    .cta-section {
        padding: 60px 16px;
    }
    
    .cta-box {
        padding: 40px 24px;
    }
    
    /* Auth Pages */
    .auth-container {
        padding: 20px 16px;
    }
    
    .auth-card {
        padding: 32px 20px;
    }
    
    .auth-title {
        font-size: 24px;
    }
    
    .auth-subtitle {
        font-size: 14px;
    }
    
    /* Login options */
    .login-options {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }
    
    /* Navigation */
    .nav {
        padding: 12px 0;
    }
    
    .logo {
        font-size: 18px;
    }
    
    .logo i {
        font-size: 20px;
    }
    
    .btn-nav {
        padding: 8px 16px;
        font-size: 13px;
    }
    
    /* Footer */
    .footer {
        padding: 30px 16px;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 12px;
    }
}

/* Mobile */
@media (max-width: 480px) {
    .hero-badge {
        font-size: 12px;
        padding: 6px 12px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .section-subtitle {
        font-size: 15px;
    }
    
    .feature-icon {
        width: 52px;
        height: 52px;
        font-size: 22px;
    }
    
    .feature-title {
        font-size: 18px;
    }
    
    .feature-description {
        font-size: 14px;
    }
    
    .step-content {
        padding: 20px;
    }
    
    .step-title {
        font-size: 18px;
    }
    
    .cta-title {
        font-size: 24px;
    }
    
    .cta-text {
        font-size: 15px;
    }
    
    /* Auth */
    .auth-card {
        padding: 28px 16px;
        border-radius: 20px;
    }
    
    .form-input {
        padding: 12px 14px;
        padding-left: 40px;
        font-size: 14px;
    }
    
    .input-icon {
        left: 14px;
    }
    
    .btn-submit {
        padding: 14px;
        font-size: 15px;
    }
    
    .social-buttons {
        flex-direction: column;
    }
    
    .btn-social {
        width: 100%;
    }
    
    /* Toast */
    .toast {
        bottom: 20px;
        padding: 12px 20px;
        font-size: 13px;
        max-width: 85%;
    }
}

/* Très petits écrans */
@media (max-width: 360px) {
    .auth-card {
        padding: 24px 14px;
    }
    
    .hero-title {
        font-size: 26px;
    }
    
    .logo-link {
        font-size: 20px;
    }
}

/* Desktop large */
@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
    
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Préférences utilisateur */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Mode sombre forcé */
@media (prefers-color-scheme: dark) {
    :root {
        color-scheme: dark;
    }
}

/* Orientation paysage sur mobile */
@media (max-height: 500px) and (orientation: landscape) {
    .hero {
        min-height: auto;
        padding: 40px 16px;
    }
    
    .auth-container {
        min-height: auto;
        padding: 20px 16px;
    }
}