/* ==========================================================================
   LockAndGo - Stylesheet Principale
   ========================================================================== */

/* Déclaration locale de la police vectorielle FontAwesome (100% auto-hébergée, conforme RGPD) */
@font-face {
    font-family: 'Font Awesome 6 Free';
    font-style: normal;
    font-weight: 900;
    font-display: swap;
    src: url("../webfonts/fa-solid-900.woff2") format("woff2"),
         url("../webfonts/fa-solid-900.ttf") format("truetype");
}

/* 1. Variables CSS & Thèmes */
:root {
    --primary-blue: #004b8d;
    --primary-hover: #003366;
    --light-blue: #e8f1f8;
    --text-dark: #333333;
    --text-muted: #666666;
    --white: #ffffff;
    --card-bg: #ffffff;
    --gray-bg: #f4f7f6;
    --border-color: #eaeaea;
    --input-border: #cccccc;
    --shadow-soft: 0 4px 15px rgba(0, 75, 141, 0.12);
    --shadow-card: 0 5px 20px rgba(0, 0, 0, 0.06);
    --focus-ring: 0 0 0 3px rgba(0, 75, 141, 0.35);
}

/* Thème Sombre Automatique */
@media (prefers-color-scheme: dark) {
    :root {
        --primary-blue: #3a8cdb;
        --primary-hover: #5ba3e7;
        --light-blue: #162b3d;
        --text-dark: #e6edf3;
        --text-muted: #a0aec0;
        --white: #0d1117;
        --card-bg: #161b22;
        --gray-bg: #11151c;
        --border-color: #30363d;
        --input-border: #444c56;
        --shadow-soft: 0 4px 15px rgba(0, 0, 0, 0.4);
        --shadow-card: 0 5px 20px rgba(0, 0, 0, 0.5);
        --focus-ring: 0 0 0 3px rgba(58, 140, 219, 0.5);
    }

    #accueil {
        background: linear-gradient(rgba(17, 21, 28, 0.90), rgba(22, 27, 34, 0.95)), 
                    url('../images/bg.webp') center/cover no-repeat !important;
    }

    .feature-item {
        background: rgba(22, 27, 34, 0.85) !important;
    }

    .feature-text p {
        color: #cbd5e1 !important;
    }

    .cta-button {
        background-color: #ffffff !important;
        color: #003366 !important;
    }

    .cta-button:hover {
        background-color: #e8f1f8 !important;
    }

    .promo-note {
        color: #e2e8f0;
    }

    .legal-content {
        background: rgba(0, 0, 0, 0.25) !important;
    }
}

/* 2. Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

body {
    color: var(--text-dark);
    background-color: var(--white);
    line-height: 1.6;
    padding-top: calc(80px + env(safe-area-inset-top, 0px)); /* Espace pour navbar fixe et encoche/Dynamic Island */
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}

/* Accessibilité Focus */
:focus-visible {
    outline: 3px solid var(--primary-blue);
    outline-offset: 2px;
}

/* 3. Navigation */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    z-index: 1000;
    transition: background-color 0.3s ease;
    padding-top: env(safe-area-inset-top, 0px);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    position: relative;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--primary-blue);
    text-decoration: none;
}

.logo i {
    font-size: 2rem;
}

.logo-text h1 {
    font-size: 1.5rem;
    margin: 0;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.logo-text p {
    font-size: 0.72rem;
    margin: 0;
    letter-spacing: 1.2px;
    color: var(--text-muted);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 1rem;
    transition: color 0.25s ease;
    position: relative;
}

.nav-links a:hover, 
.nav-links a.active {
    color: var(--primary-blue);
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0%;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--primary-blue);
    transition: width 0.25s ease;
}

.nav-links a:hover::after, 
.nav-links a.active::after {
    width: 100%;
}

/* Bouton Menu Mobile (Hamburger) */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.6rem;
    color: var(--primary-blue);
    cursor: pointer;
    padding: 8px 10px;
    border-radius: 6px;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.mobile-menu-btn:hover {
    background-color: var(--light-blue);
}

/* 4. Sections communes */
section {
    padding: clamp(50px, 8vw, 80px) 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    color: var(--primary-blue);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    margin-bottom: 50px;
    text-transform: uppercase;
    font-weight: 800;
}

/* 5. Accueil - Hero Section */
#accueil {
    background: linear-gradient(rgba(232, 241, 248, 0.88), rgba(255, 255, 255, 0.96)), 
                url('../images/bg.webp') center/cover no-repeat;
    border-radius: 20px;
    margin-top: 20px;
    text-align: center;
    padding: clamp(40px, 6vw, 70px) 20px;
    box-shadow: var(--shadow-card);
    position: relative;
}

.hero-title {
    font-size: clamp(1.85rem, 5.5vw, 3.5rem);
    color: var(--primary-blue);
    line-height: 1.15;
    margin-bottom: 30px;
    text-transform: uppercase;
    font-weight: 900;
    position: relative;
    z-index: 2;
    overflow-wrap: break-word;
    word-break: break-word;
}

.specs-container {
    display: flex;
    justify-content: center;
    gap: clamp(20px, 4vw, 40px);
    margin-bottom: 40px;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

.spec-box {
    background: var(--card-bg);
    border: 2px solid var(--primary-blue);
    border-radius: 15px;
    padding: 20px 40px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: var(--shadow-soft);
}

.spec-box i {
    font-size: 3rem;
    color: var(--primary-blue);
}

.spec-text h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin: 0;
    line-height: 1;
}

.spec-text p {
    font-size: 1rem;
    font-weight: bold;
    text-transform: uppercase;
    margin: 0;
}

/* Grille des caractéristiques */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 50px;
    text-align: left;
    position: relative;
    z-index: 2;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    background: rgba(255, 255, 255, 0.85);
    padding: 18px;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.feature-icon {
    background: var(--primary-blue);
    color: #ffffff;
    width: 55px;
    height: 55px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.6rem;
    flex-shrink: 0;
}

.feature-text h3 {
    color: var(--primary-blue);
    font-size: 1.15rem;
    margin-bottom: 5px;
    text-transform: uppercase;
}

.feature-text p {
    font-size: 0.95rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Bannière Promotionnelle */
.promo-banner {
    background: var(--primary-blue);
    color: #ffffff;
    border-radius: 15px;
    padding: clamp(25px, 4vw, 35px);
    display: inline-block;
    margin-top: 20px;
    box-shadow: 0 10px 25px rgba(0, 75, 141, 0.25);
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.promo-banner h3 {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    margin-bottom: 10px;
    font-weight: bold;
    text-transform: uppercase;
}

.promo-text {
    font-size: clamp(1.3rem, 3vw, 1.8rem);
    font-weight: 800;
    margin-bottom: 15px;
    line-height: 1.3;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background-color: #ffffff;
    color: #004b8d;
    padding: 14px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    margin-top: 10px;
    transition: transform 0.2s ease, background-color 0.25s ease, color 0.25s ease;
}

.cta-button:hover {
    background-color: var(--light-blue);
    color: var(--primary-hover);
    transform: translateY(-2px);
}

.promo-note {
    font-size: 0.85rem;
    opacity: 0.9;
    margin-top: 12px;
}

/* 6. Section Localisation */
.location-section {
    background-color: var(--gray-bg);
    padding: clamp(40px, 6vw, 70px) 0;
    margin-top: 60px;
    transition: background-color 0.3s ease;
}

.location-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    padding: 0 20px;
}

.contact-info-card {
    background: var(--card-bg);
    padding: clamp(25px, 4vw, 35px);
    border-radius: 15px;
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    gap: 20px;
    border: 1px solid var(--border-color);
}

.info-row {
    display: flex;
    align-items: center;
    gap: 20px;
}

.info-row i {
    font-size: 2.4rem;
    color: var(--primary-blue);
    width: 40px;
    text-align: center;
}

.info-row h4 {
    font-size: 1.4rem;
    margin: 0;
}

.info-row p {
    color: var(--primary-blue);
    font-weight: bold;
    font-size: 1.2rem;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Liens interactifs de contact (1-Tap Call & Maps) */
.info-link {
    text-decoration: none;
    color: inherit;
    display: block;
    border-radius: 12px;
    padding: 8px 12px;
    margin: -8px -12px;
    transition: background-color 0.2s ease, transform 0.2s ease;
}

.info-link:hover {
    background-color: var(--light-blue);
    transform: translateX(4px);
}

.info-divider {
    border: 0;
    border-top: 1px solid var(--border-color);
    margin: 6px 0;
}

.badge-action {
    font-size: 0.85rem;
    opacity: 0.65;
    color: var(--primary-blue);
    transition: opacity 0.2s ease, transform 0.2s ease;
    display: inline-flex;
    align-items: center;
}

.info-link:hover .badge-action {
    opacity: 1;
    transform: scale(1.15);
}

.distances {
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.distances h3 {
    color: var(--primary-blue);
    margin-bottom: 25px;
    font-size: clamp(1.2rem, 3vw, 1.5rem);
}

.cities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.city-card {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 10px;
    border-top: 4px solid var(--primary-blue);
    border-left: 1px solid var(--border-color);
    border-right: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-card);
}

.city-card i {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.city-card h4 {
    font-size: 1.05rem;
    margin-bottom: 5px;
}

.city-card .time {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--primary-blue);
}

/* 7. Section Demande de Devis */
#devis {
    background-color: var(--white);
    transition: background-color 0.3s ease;
}

.form-container {
    max-width: 700px;
    margin: 0 auto;
    background: var(--card-bg);
    padding: clamp(25px, 5vw, 45px);
    border-radius: 15px;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--primary-blue);
}

.form-group input, 
.form-group textarea, 
.form-group select {
    width: 100%;
    padding: 12px 15px;
    background-color: var(--card-bg);
    color: var(--text-dark);
    border: 1px solid var(--input-border);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.form-group input:focus, 
.form-group textarea:focus, 
.form-group select:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: var(--focus-ring);
}

button[type="submit"] {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    background-color: var(--primary-blue);
    color: #ffffff;
    border: none;
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: bold;
    border-radius: 8px;
    cursor: pointer;
    width: 100%;
    transition: background-color 0.25s ease, transform 0.15s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

button[type="submit"]:hover {
    background-color: var(--primary-hover);
}

button[type="submit"]:active {
    transform: scale(0.99);
}

button[type="submit"]:disabled {
    opacity: 0.75;
    cursor: not-allowed;
}

.fa-spin-fast {
    animation: spinFast 0.8s linear infinite;
}

@keyframes spinFast {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Feedback et Statut Formulaire */
.form-feedback {
    margin-top: 20px;
    padding: 16px 20px;
    border-radius: 8px;
    font-size: 0.95rem;
    text-align: left;
    line-height: 1.5;
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}

.form-feedback.success {
    background-color: #e8f7ee;
    border: 1px solid #7cd39e;
    color: #1b6338;
}

.form-feedback.error {
    background-color: #fdeeed;
    border: 1px solid #f5a39f;
    color: #9c251f;
}

.form-feedback h4 {
    margin-bottom: 6px;
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 8. Footer & Mentions légales */
#legal {
    background-color: #003366;
    color: #ffffff;
    padding: clamp(40px, 6vw, 60px) 20px;
    text-align: center;
}

.legal-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: left;
    background: rgba(255, 255, 255, 0.1);
    padding: clamp(20px, 4vw, 35px);
    border-radius: 12px;
}

.legal-content h3 {
    margin-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    padding-bottom: 10px;
    font-size: 1.3rem;
}

.legal-content p {
    font-size: 0.92rem;
    margin-bottom: 15px;
    opacity: 0.92;
    line-height: 1.6;
}

footer {
    background-color: #001a33;
    color: #cbd5e1;
    text-align: center;
    padding: 20px;
    font-size: 0.9rem;
}

/* 9. Responsive Design */
@media (max-width: 992px) {
    .location-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    .nav-links {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--white);
        padding: 0;
        max-height: 0;
        overflow: hidden;
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
        transition: max-height 0.35s ease, padding 0.35s ease;
        gap: 0;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-links.open {
        max-height: 250px;
        padding: 10px 0 15px 0;
        border-top: 1px solid var(--border-color);
    }

    .nav-links li {
        width: 100%;
        text-align: center;
    }

    .nav-links a {
        display: block;
        padding: 12px 20px;
        font-size: 1.05rem;
    }

    .nav-links a::after {
        display: none;
    }

    .specs-container {
        flex-direction: column;
        gap: 15px;
    }

    .spec-box {
        padding: 16px 22px;
        gap: 15px;
        justify-content: center;
    }

    .spec-box i {
        font-size: 2.3rem;
    }

    .spec-text h2 {
        font-size: 2rem;
    }

    /* Image de fond ultra-légère sur réseau mobile (76 Ko au lieu de 2,7 Mo) */
    #accueil {
        background-image: linear-gradient(rgba(232, 241, 248, 0.88), rgba(255, 255, 255, 0.96)), 
                          url('../images/bg-mobile.webp');
        padding: 35px 15px;
    }

    .cities-grid {
        grid-template-columns: 1fr;
    }
}

/* 10. Accessibilité : Préférence de Réduction des Mouvements */
@media (prefers-reduced-motion: reduce) {
    *,
    ::before,
    ::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* 11. Feuille de style d'impression */
@media print {
    body {
        padding-top: 0;
        background: #ffffff !important;
        color: #000000 !important;
    }

    header,
    .mobile-menu-btn,
    .cta-button,
    button[type="submit"],
    .promo-banner {
        display: none !important;
    }

    #accueil {
        background: none !important;
        box-shadow: none !important;
        padding: 20px 0 !important;
    }

    .spec-box,
    .feature-item,
    .contact-info-card,
    .city-card,
    .form-container,
    .legal-content {
        box-shadow: none !important;
        border: 1px solid #999999 !important;
        background: none !important;
        color: #000000 !important;
    }

    .location-section {
        background: none !important;
        padding: 20px 0 !important;
    }

    #legal {
        background: none !important;
        color: #000000 !important;
    }
}

/* 12. Notification Toast Discrète (Copie automatique sur ordinateur) */
.toast-notification {
    position: fixed;
    bottom: 35px;
    left: 50%;
    transform: translate(-50%, 25px);
    background-color: #002244;
    color: #ffffff;
    padding: 14px 28px;
    border-radius: 50px;
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.4);
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 99999;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.25);
    white-space: nowrap;
    max-width: 90vw;
}

.toast-notification i {
    color: #4ade80;
    font-size: 1.2rem;
}

.toast-notification strong {
    color: #ffffff;
    letter-spacing: 0.5px;
}

.toast-notification.show {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, 0);
    pointer-events: auto;
}