/* ===============================================
   DETOX BAR - STYLES PROFESSIONNELS v2.0
   =============================================== */

:root {
    /* Couleurs principales */
    --primary: #4caf50;
    --primary-dark: #388e3c;
    --primary-light: #81c784;
    --secondary: #2196f3;
    --secondary-dark: #1976d2;
    
    /* Couleurs neutres */
    --dark: #1a237e;
    --text: #333333;
    --text-light: #546e7a;
    --bg-light: #f5f5f5;
    --white: #ffffff;
    --border: #e0e0e0;
    
    /* Couleurs objectifs */
    --blue: #2196f3;
    --green: #4caf50;
    --purple: #9c27b0;
    --emerald: #009688;
    --yellow: #ffeb3b;
    --red: #f44336;
    --orange: #ff9800;
    --teal: #00bcd4;
    
    /* Espacements */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    
    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    /* Ombres */
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.15);
    --shadow-xl: 0 12px 32px rgba(0,0,0,0.2);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #e8f5e9 0%, #e3f2fd 50%, #f3e5f5 100%);
    min-height: 100vh;
    line-height: 1.6;
    color: var(--text);
}

/* ===============================================
   NAVIGATION
   =============================================== */

.navbar {
    background: var(--white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 0;
}

.navbar-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    min-height: 80px;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    transition: transform 0.3s;
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.logo {
    width: 80px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.logo svg {
    width: 100%;
    height: 100%;
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-size: 1.8rem;
    font-weight: bold;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.brand-tagline {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-top: 2px;
}

.navbar-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.navbar-menu li a {
    text-decoration: none;
    color: var(--text);
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all 0.3s;
    position: relative;
}

.navbar-menu li a:hover,
.navbar-menu li a.active {
    color: var(--primary);
    background: var(--bg-light);
}

.navbar-menu li a.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
}

.navbar-cta {
    padding: var(--spacing-xs) var(--spacing-md) !important;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white) !important;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.navbar-cta:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--secondary-dark)) !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Menu mobile */
.navbar-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text);
    cursor: pointer;
    padding: var(--spacing-xs);
}

/* ===============================================
   CONTENEUR PRINCIPAL
   =============================================== */

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md);
}

/* ===============================================
   HERO / HEADER
   =============================================== */

.page-hero {
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.1), rgba(33, 150, 243, 0.1));
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    border-radius: var(--radius-lg);
}

.page-hero h1 {
    font-size: 3rem;
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

.page-hero p {
    font-size: 1.3rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
}

.hero-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
}

/* ===============================================
   CARTES
   =============================================== */

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: start;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 32px;
}

.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s;
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--border);
}

.card-title {
    font-size: 1.8rem;
    color: var(--dark);
    font-weight: bold;
}

/* ===============================================
   OBJECTIFS
   =============================================== */

.objectives-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.objective-card {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    border: 3px solid transparent;
    position: relative;
}

.objective-card .icon {
    font-size: 1.8rem;
    flex-shrink: 0;
}

.objective-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: var(--shadow-md);
}

.objective-card.selected {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

/* Couleurs objectifs */
.obj-blue { background: #e3f2fd; color: #1565c0; }
.obj-blue.selected { background: #2196f3; color: white; border-color: #1565c0; }

.obj-green { background: #e8f5e9; color: #2e7d32; }
.obj-green.selected { background: #4caf50; color: white; border-color: #2e7d32; }

.obj-purple { background: #f3e5f5; color: #6a1b9a; }
.obj-purple.selected { background: #9c27b0; color: white; border-color: #6a1b9a; }

.obj-emerald { background: #e0f2f1; color: #00695c; }
.obj-emerald.selected { background: #009688; color: white; border-color: #00695c; }

.obj-yellow { background: #fff9c4; color: #f57f17; }
.obj-yellow.selected { background: #ffeb3b; color: #f57f17; border-color: #f57f17; }

.obj-red { background: #ffebee; color: #c62828; }
.obj-red.selected { background: #f44336; color: white; border-color: #c62828; }

.obj-orange { background: #fff3e0; color: #e65100; }
.obj-orange.selected { background: #ff9800; color: white; border-color: #e65100; }

.obj-teal { background: #e0f7fa; color: #006064; }
.obj-teal.selected { background: #00bcd4; color: white; border-color: #006064; }

/* ===============================================
   BOUTONS
   =============================================== */

.btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 1.1rem;
    font-weight: bold;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--secondary-dark));
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-primary:disabled {
    background: var(--border);
    color: #9e9e9e;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-secondary {
    background: var(--bg-light);
    color: var(--text);
}

.btn-secondary:hover {
    background: var(--border);
}

/* ===============================================
   FOOTER
   =============================================== */

footer {
    background: var(--dark);
    color: var(--white);
    margin-top: var(--spacing-xl);
    padding: var(--spacing-xl) 0;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.footer-section h3 {
    color: var(--primary-light);
    margin-bottom: var(--spacing-md);
    font-size: 1.2rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: var(--primary-light);
}

.footer-disclaimer {
    background: rgba(0, 0, 0, 0.3);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-disclaimer strong {
    color: var(--yellow);
    display: block;
    margin-bottom: var(--spacing-sm);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

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

/* Tablette Portrait (481px - 768px) */
@media (max-width: 768px) and (min-width: 481px) {
    .logo {
        width: 65px;
        height: 49px;
    }
    
    .navbar-container {
        padding: 12px 20px;
        min-height: 65px;
    }
    
    .brand-name {
        font-size: 1.5rem;
    }
    
    .brand-tagline {
        font-size: 0.7rem;
    }
    
    /* Hero ajusté */
    .page-hero {
        padding: 32px 20px;
    }
    
    .page-hero h1 {
        font-size: 2.2rem;
    }
    
    .page-hero p {
        font-size: 1.15rem;
    }
    
    .hero-icon {
        font-size: 3rem;
    }
    
    /* Cartes objectifs - 2 colonnes sur tablette */
    .objectives-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
    
    .objective-card {
        padding: 16px;
    }
    
    /* Contact et résultats - 1 colonne sur tablette portrait */
    .contact-grid,
    .results-grid {
        grid-template-columns: 1fr !important;
        gap: 24px;
    }
    
    /* Container */
    .container {
        padding: 24px 20px;
    }
    
    .card {
        padding: 20px;
    }
}

/* Mobile (320px - 480px) */
@media (max-width: 480px) {
    /* Variables mobile */
    :root {
        --spacing-xs: 6px;
        --spacing-sm: 12px;
        --spacing-md: 16px;
        --spacing-lg: 20px;
        --spacing-xl: 28px;
    }
    
    /* Logo mobile compact */
    .logo {
        width: 55px;
        height: 41px;
    }
    
    /* Navbar mobile optimisée */
    .navbar {
        box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    }
    
    .navbar-container {
        padding: 10px 16px;
        min-height: 60px;
    }
    
    .navbar-brand {
        gap: 10px;
    }
    
    .brand-name {
        font-size: 1.3rem;
        line-height: 1.2;
    }
    
    .brand-tagline {
        font-size: 0.65rem;
        margin-top: 0;
    }
    
    /* Menu mobile amélioré */
    .navbar-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 16px;
        box-shadow: 0 8px 24px rgba(0,0,0,0.15);
        gap: 8px;
        border-top: 2px solid var(--primary-light);
    }
    
    .navbar-menu.active {
        display: flex;
        animation: slideDown 0.3s ease-out;
    }
    
    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .navbar-menu li {
        width: 100%;
    }
    
    .navbar-menu li a {
        display: block;
        padding: 14px 16px;
        border-radius: 8px;
        text-align: left;
        font-size: 1rem;
        transition: all 0.2s;
    }
    
    .navbar-menu li a:hover,
    .navbar-menu li a.active {
        background: var(--primary);
        color: white;
        transform: translateX(5px);
    }
    
    .navbar-menu li a.active::after {
        display: none;
    }
    
    .navbar-cta {
        background: linear-gradient(135deg, var(--primary), var(--secondary)) !important;
        color: white !important;
        font-weight: bold;
        box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
    }
    
    .navbar-toggle {
        display: block;
        font-size: 1.5rem;
        padding: 8px;
        background: var(--bg-light);
        border-radius: 8px;
        transition: all 0.3s;
    }
    
    .navbar-toggle:hover {
        background: var(--primary-light);
        color: white;
    }
    
    /* Hero mobile optimisé */
    .page-hero {
        padding: 24px 16px;
        margin-bottom: 24px;
        border-radius: 12px;
    }
    
    .hero-icon {
        font-size: 2.5rem;
        margin-bottom: 12px;
    }
    
    .page-hero h1 {
        font-size: 1.8rem;
        margin-bottom: 12px;
        line-height: 1.3;
    }
    
    .page-hero p {
        font-size: 1rem;
        line-height: 1.6;
    }
    
    /* Container mobile */
    .container {
        padding: 16px 12px;
    }
    
    /* Cartes mobiles */
    .card {
        padding: 16px;
        border-radius: 12px;
        margin-bottom: 16px;
    }
    
    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
        margin-bottom: 16px;
        padding-bottom: 12px;
    }
    
    .card-title {
        font-size: 1.4rem;
        line-height: 1.3;
    }
    
    /* Grille objectifs mobile - 1 colonne */
    .objectives-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .objective-card {
        padding: 14px;
        border-radius: 10px;
        gap: 10px;
    }
    
    .objective-card .icon {
        font-size: 1.6rem;
    }
    
    .objective-card strong {
        font-size: 0.95rem;
    }
    
    .objective-card p {
        font-size: 0.8rem;
        margin-top: 6px;
    }
    
    /* Boutons mobiles */
    .btn {
        width: 100%;
        padding: 16px 20px;
        font-size: 1rem;
        text-align: center;
        justify-content: center;
    }
    
    .btn-primary {
        box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
    }
    
    /* Compositions/Résultats mobiles */
    .card > div[style*="grid"] {
        grid-template-columns: 1fr !important;
        gap: 16px !important;
    }
    
    /* Forcer 1 colonne pour les résultats */
    div[style*="display: grid"][style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
    }
    
    /* Cartes de composition */
    .composition-card,
    div[style*="display: flex; flex-direction: column"] {
        margin-bottom: 20px;
    }
    
    /* Ingrédients dans composition */
    .card > div > div[style*="gap: 15px"] {
        gap: 12px !important;
        padding: 14px !important;
    }
    
    div[style*="display: flex; gap: 15px"] {
        flex-direction: row !important;
        gap: 10px !important;
        padding: 12px !important;
    }
    
    /* Numéros ingrédients */
    .card div[style*="width: 35px"] {
        width: 30px !important;
        height: 30px !important;
        font-size: 0.9rem !important;
    }
    
    div[style*="width: 35px; height: 35px"] {
        width: 30px !important;
        height: 30px !important;
        min-width: 30px !important;
        font-size: 0.85rem !important;
    }
    
    /* Titres ingrédients */
    .card h4 {
        font-size: 1rem !important;
        line-height: 1.3 !important;
    }
    
    /* Descriptions */
    .card p[style*="font-size: 0.95rem"] {
        font-size: 0.85rem !important;
        line-height: 1.5 !important;
    }
    
    /* Badges vitamines */
    .card span[style*="background: #c8e6c9"] {
        font-size: 0.7rem !important;
        padding: 3px 8px !important;
    }
    
    div[style*="display: flex; gap: 6px; flex-wrap: wrap"] span {
        font-size: 0.7rem !important;
        padding: 3px 8px !important;
    }
    
    /* En-tête de composition */
    div[style*="display: flex; justify-content: space-between"] {
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: 12px !important;
    }
    
    /* Badge "Populaire" */
    span[style*="background: #fff9c4"] {
        align-self: flex-start !important;
        margin-top: 8px;
    }
    
    /* Footer mobile */
    .footer-container {
        grid-template-columns: 1fr;
        gap: 24px;
        padding: 0 16px;
    }
    
    .footer-section {
        text-align: left;
    }
    
    .footer-section h3 {
        font-size: 1.1rem;
        margin-bottom: 12px;
    }
    
    .footer-section ul li {
        margin-bottom: 10px;
    }
    
    .footer-section a {
        font-size: 0.9rem;
    }
    
    .footer-disclaimer {
        padding: 14px;
        font-size: 0.85rem;
    }
    
    .footer-bottom {
        padding: 16px;
        font-size: 0.85rem;
    }
    
    /* Page ingrédients mobile */
    #ingredientsList {
        grid-template-columns: 1fr !important;
    }
    
    /* Filtres mobiles */
    .card > div[style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
    }
    
    /* Page contact mobile */
    .contact-grid {
        grid-template-columns: 1fr !important;
        gap: 24px !important;
    }
    
    /* Résultats/Recettes mobile */
    .results-grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }
    
    /* Forcer 1 colonne pour toutes les grilles */
    .contact-grid,
    div[style*="display: grid; grid-template-columns: 1fr 1fr"] {
        grid-template-columns: 1fr !important;
        gap: 24px !important;
    }
    
    /* Formulaire contact mobile */
    form input,
    form select,
    form textarea {
        font-size: 16px !important; /* Empêche le zoom sur iOS */
        padding: 12px !important;
    }
    
    form label {
        font-size: 0.95rem !important;
        margin-bottom: 6px !important;
    }
    
    /* Cartes info contact */
    .contact-info-card {
        padding: 16px !important;
    }
    
    div[style*="display: flex; align-items: start; gap: 12px"] {
        gap: 10px !important;
    }
    
    /* FAQ accordéons */
    details {
        padding: 12px !important;
    }
    
    details summary {
        font-size: 0.95rem !important;
    }
    
    details p {
        font-size: 0.85rem !important;
        margin-top: 8px !important;
    }
    
    /* Tables responsive */
    table {
        font-size: 0.85rem;
    }
    
    /* Espacements réduits */
    h1 { font-size: 1.8rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.2rem; }
    h4 { font-size: 1.05rem; }
    
    p {
        font-size: 0.95rem;
        line-height: 1.6;
    }
    
    /* Amélioration de la lisibilité */
    body {
        font-size: 15px;
    }
    
    /* Padding des sections */
    footer {
        padding: 24px 0;
    }
    
    /* Images responsive */
    img {
        max-width: 100%;
        height: auto;
    }
    
    /* Scroll horizontal prevention */
    * {
        max-width: 100%;
    }
}

/* Très petit mobile (< 360px) */
@media (max-width: 359px) {
    .logo {
        width: 50px;
        height: 38px;
    }
    
    .brand-name {
        font-size: 1.15rem;
    }
    
    .brand-tagline {
        font-size: 0.6rem;
    }
    
    .page-hero h1 {
        font-size: 1.6rem;
    }
    
    .page-hero p {
        font-size: 0.95rem;
    }
    
    .objective-card {
        padding: 12px;
    }
    
    .objective-card strong {
        font-size: 0.9rem;
    }
    
    .card {
        padding: 14px;
    }
}

/* Tablette Paysage (769px - 1024px) */
@media (max-width: 1024px) and (min-width: 769px) {
    .logo {
        width: 70px;
        height: 52px;
    }
    
    .navbar-container {
        padding: 14px 24px;
        min-height: 70px;
    }
    
    .brand-name {
        font-size: 1.6rem;
    }
    
    .objectives-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 18px;
    }
    
    .page-hero h1 {
        font-size: 2.5rem;
    }
    
    .container {
        padding: 28px 24px;
    }
}