/* ============================================
   Sens Fourmi - Styles Communs
   Design System Unifié
   ============================================ */

/* Fonts chargées via link dans le head pour meilleure performance */

/* ============================================
   Variables CSS (Design Tokens)
   ============================================ */
:root {
    /* Couleurs principales */
    --color-vert: rgb(0, 153, 32);
    --color-bleu: rgb(43, 80, 142);
    --color-orange: rgb(255, 119, 51);
    --color-gris: rgb(117, 122, 118);
    
    /* Couleurs de texte */
    --text-primary: rgb(60, 60, 60);
    --text-secondary: rgb(117, 122, 118);
    --text-light: rgba(255, 255, 255, 0.95);
    
    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Bordures */
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
    --border-radius-xl: 25px;
    
    /* Ombres */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.2);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    
    /* Breakpoints */
    --breakpoint-sm: 480px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
    --breakpoint-xl: 1200px;
}

/* ============================================
   Reset et Base
   ============================================ */
* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Nunito', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Skip Link (Accessibilité)
   ============================================ */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-gris);
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    z-index: 10000;
    border-radius: 0 0 var(--border-radius-md) 0;
    font-weight: 600;
}

.skip-link:focus {
    top: 0;
    outline: 3px solid var(--color-vert);
    outline-offset: 2px;
}

/* ============================================
   Typographie
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Nunito', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    margin-top: 0;
    color: var(--text-primary);
}

h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

p {
    font-family: 'Nunito', sans-serif;
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

/* Responsive typography */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.25rem; }
    p { font-size: 0.95rem; }
}

@media (max-width: 480px) {
    h1 { font-size: 1.6rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.1rem; }
    p { font-size: 0.9rem; }
}

/* ============================================
   Messages d'alerte (Erreur/Succès)
   ============================================ */
.alert {
    padding: 16px 20px;
    border-radius: var(--border-radius-md);
    margin: var(--spacing-md) 0;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideIn 0.3s ease;
    font-weight: 500;
}

.alert-success {
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    color: #2e7d32;
    border-left: 4px solid #4caf50;
}

.alert-error {
    background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
    color: #c62828;
    border-left: 4px solid #f44336;
}

.alert-info {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    color: #1565c0;
    border-left: 4px solid #2196f3;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   Focus States (Accessibilité)
   ============================================ */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 3px solid var(--color-vert);
    outline-offset: 2px;
    border-radius: var(--border-radius-sm);
}

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

/* ============================================
   Utilitaires
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.text-center {
    text-align: center;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ============================================
   Navigation Bar - Styles Communs
   ============================================ */

/* Menu Hamburger (Mobile) - safe-area pour encoches */
.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
    position: fixed;
    top: max(20px, env(safe-area-inset-top));
    right: max(20px, env(safe-area-inset-right));
    width: 44px;
    height: 44px;
    justify-content: center;
    align-items: center;
    transition: all 0.3s ease;
}

.navbar-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: rgb(117, 122, 118);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.navbar-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.navbar-toggle.active span:nth-child(2) {
    opacity: 0;
}

.navbar-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.navbar-toggle:focus {
    outline: 3px solid rgb(0, 153, 32);
    outline-offset: 2px;
    border-radius: 8px;
}

/* Responsive Navigation Bar - mobile : menu en colonne, pas de superposition */
@media (max-width: 768px) {
    .navbar-toggle {
        display: flex;
    }
    
    .navbar {
        display: flex !important;
        flex-direction: column !important;
        align-items: stretch !important;
        height: calc(70px + env(safe-area-inset-top, 0px)) !important;
        max-height: calc(100vh - env(safe-area-inset-top, 0px));
        padding: env(safe-area-inset-top, 0px) max(15px, env(safe-area-inset-right)) 0 max(15px, env(safe-area-inset-left)) !important;
        flex-wrap: nowrap !important;
        overflow: hidden;
        transition: max-height 0.35s ease-out, box-shadow 0.3s ease;
    }
    
    .navbar.mobile-open {
        height: auto !important;
        min-height: calc(70px + env(safe-area-inset-top, 0px)) !important;
        max-height: calc(100vh - env(safe-area-inset-top, 0px)) !important;
        overflow-y: auto;
        overflow-x: hidden;
        -webkit-overflow-scrolling: touch;
        box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    }
    
    /* Ligne du logo : logo à gauche, espace pour le hamburger à droite */
    .navbar > li:first-child {
        flex: 0 0 auto !important;
        min-height: 70px;
        display: flex !important;
        align-items: center !important;
        padding-right: 56px; /* évite chevauchement hamburger */
    }
    
    .navbar img {
        height: 50px !important;
        max-height: 50px;
    }
    
    /* Blocs menu : masqués par défaut, empilés en colonne à l'ouverture (plus de position:absolute) */
    .navbar > div {
        display: none !important;
        position: static !important;
        flex: 0 0 auto !important;
        width: 100% !important;
        flex-direction: column !important;
        background: rgba(255, 255, 255, 0.98) !important;
        backdrop-filter: blur(10px);
        padding: 0 !important;
        box-shadow: none !important;
        border-bottom: 1px solid rgba(117, 122, 118, 0.12) !important;
    }
    
    .navbar.mobile-open > div {
        display: flex !important;
    }
    
    .navbar > div > li {
        width: 100% !important;
        padding: 0 !important;
        margin: 0 !important;
    }
    
    /* Liens principaux (Pleine Conscience, Coaching, etc.) */
    .navbar .mpc > li > a,
    .navbar .coaching > li > a,
    .navbar .therapie > li > a,
    .navbar .autre > li > a {
        width: 100% !important;
        justify-content: flex-start !important;
        padding: 16px 20px !important;
        min-height: 52px !important;
        font-size: 1.05rem !important;
        font-weight: 600 !important;
        border-radius: 0 !important;
        border-bottom: none !important;
        white-space: normal !important;
        line-height: 1.35 !important;
        box-sizing: border-box !important;
    }
    
    .navbar .mpc li ul,
    .navbar .coaching li ul,
    .navbar .therapie li ul,
    .navbar .autre li ul {
        position: static !important;
        transform: none !important;
        margin: 0 !important;
        padding: 0 0 8px 0 !important;
        box-shadow: none !important;
        background: rgba(117, 122, 118, 0.06) !important;
        border-radius: 0 !important;
        min-width: auto !important;
        width: 100% !important;
        opacity: 1 !important;
        visibility: visible !important;
        display: block !important;
        pointer-events: auto !important;
    }
    
    .navbar .mpc li ul li a,
    .navbar .coaching li ul li a,
    .navbar .therapie li ul li a,
    .navbar .autre li ul li a {
        padding: 12px 20px 12px 28px !important;
        margin: 0 !important;
        border-radius: 0 !important;
        font-size: 0.95rem !important;
        font-weight: 500 !important;
        min-height: 44px !important;
        box-sizing: border-box !important;
        border-bottom: 1px solid rgba(117, 122, 118, 0.06) !important;
    }
    
    .navbar .mpc li ul li:last-child a,
    .navbar .coaching li ul li:last-child a,
    .navbar .therapie li ul li:last-child a,
    .navbar .autre li ul li:last-child a {
        border-bottom: none !important;
    }
    
    .navbar > div:not(:last-child)::after {
        display: none !important;
    }
    
    .navbar > li:first-child::after {
        display: none !important;
    }
}

@media (max-width: 480px) {
    .navbar {
        height: calc(60px + env(safe-area-inset-top, 0px)) !important;
        padding: env(safe-area-inset-top, 0px) max(10px, env(safe-area-inset-right)) 0 max(10px, env(safe-area-inset-left)) !important;
    }
    
    .navbar.mobile-open {
        min-height: calc(60px + env(safe-area-inset-top, 0px)) !important;
    }
    
    .navbar > li:first-child {
        min-height: 60px;
        padding-right: 52px;
    }
    
    .navbar img {
        height: 42px !important;
        max-height: 42px;
    }
    
    .navbar .mpc > li > a,
    .navbar .coaching > li > a,
    .navbar .therapie > li > a,
    .navbar .autre > li > a {
        padding: 14px 16px !important;
        font-size: 1rem !important;
    }
    
    .navbar .mpc li ul li a,
    .navbar .coaching li ul li a,
    .navbar .therapie li ul li a,
    .navbar .autre li ul li a {
        padding: 10px 16px 10px 24px !important;
        font-size: 0.9rem !important;
    }
    
    .navbar-toggle {
        top: max(12px, env(safe-area-inset-top));
        right: max(12px, env(safe-area-inset-right));
        width: 44px;
        height: 44px;
    }
}