/* FENIP Wireframes - Styles Responsive LOW-FIDELITY */
/* Wireframes en noir et blanc uniquement - Pas de couleurs */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: #000;
    background: #FFF;
}

/* CONTAINER RESPONSIVE */
.container {
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 20px;
}

/* HEADER */
.header {
    background: #FFF;
    border-bottom: 2px solid #E0E0E0;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.logo {
    font-weight: bold;
    font-size: 20px;
    min-width: 150px;
    min-height: 50px;
}

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

.nav-item {
    cursor: pointer;
    font-weight: 500;
    font-size: 14px;
}

.header-actions {
    display: flex;
    gap: 15px;
    align-items: center;
}

/* HAMBURGER MOBILE */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger-line {
    width: 25px;
    height: 3px;
    background: #424242;
}

/* BREADCRUMB */
.breadcrumb {
    padding: 15px 0;
    color: #757575;
    font-size: 14px;
}

/* SECTIONS */
.section {
    padding: 60px 0;
}

.section-title {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 40px;
    text-align: center;
    line-height: 1.2;
}

/* GRID RESPONSIVE */
.grid {
    display: grid;
    gap: 30px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* CARDS */
.card {
    background: #FFF;
    border: 2px solid #000;
    padding: 20px;
}

.card h3 {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 15px;
    line-height: 1.3;
}

.card p {
    font-size: 14px;
    line-height: 1.5;
}

.card-img {
    background: #F5F5F5;
    border: 2px solid #E0E0E0;
    height: 200px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* BUTTONS - LOW-FIDELITY */
.btn {
    padding: 12px 24px;
    border: 2px solid #000;
    background: #FFF;
    color: #000;
    font-weight: bold;
    cursor: pointer;
    display: inline-block;
    text-decoration: none;
}

.btn-primary {
    background: #000;
    color: #FFF;
    border: 2px solid #000;
}

.btn-secondary {
    background: #FFF;
    color: #000;
    border: 2px solid #000;
}

.btn-full {
    width: 100%;
    text-align: center;
}

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

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-input {
    width: 100%;
    padding: 12px;
    border: 2px solid #E0E0E0;
    font-size: 16px;
}

/* BADGES - LOW-FIDELITY */
.badge {
    display: inline-block;
    padding: 6px 12px;
    background: #FFF;
    border: 2px solid #000;
    color: #000;
    font-size: 12px;
    font-weight: bold;
}

/* PLACEHOLDERS */
.placeholder {
    background: #F5F5F5;
    border: 2px dashed #000;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #000;
    font-weight: normal;
    font-size: 12px;
}

.placeholder-text {
    background: #F5F5F5;
    border: 2px dashed #000;
    padding: 15px;
    color: #000;
    font-size: 14px;
    line-height: 1.5;
}

/* FOOTER - LOW-FIDELITY */
.footer {
    background: #F5F5F5;
    color: #000;
    border-top: 2px solid #000;
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

/* FLOATING BUTTONS - LOW-FIDELITY */
.floating {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #FFF;
    border: 2px solid #000;
    color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 16px;
    cursor: pointer;
    z-index: 90;
}

.floating-whatsapp {
    background: #FFF;
}

.floating-assistant {
    background: #FFF;
    bottom: 100px;
}

/* TABS - LOW-FIDELITY */
.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    border-bottom: 2px solid #000;
}

.tab {
    padding: 15px 30px;
    cursor: pointer;
    border: 2px solid #000;
    border-bottom: none;
    background: #FFF;
    font-weight: 500;
}

.tab-active {
    background: #000;
    color: #FFF;
    font-weight: bold;
}

/* UTILITIES */
.mb-10 { margin-bottom: 10px; }
.mb-15 { margin-bottom: 15px; }
.mb-20 { margin-bottom: 20px; }
.mb-30 { margin-bottom: 30px; }
.mb-40 { margin-bottom: 40px; }
.mt-20 { margin-top: 20px; }

/* ANNOTATION - LOW-FIDELITY */
.annotation {
    background: #F5F5F5;
    border-left: 4px solid #000;
    padding: 15px;
    margin: 20px 0;
    font-size: 14px;
    color: #000;
}

/* ============================================
   RESPONSIVE MOBILE (< 768px)
   ============================================ */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }

    /* HEADER MOBILE */
    .nav {
        display: none;
    }

    .header-actions {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .logo {
        font-size: 18px;
    }

    /* SECTIONS MOBILE */
    .section {
        padding: 30px 0;
    }

    .section-title {
        font-size: 24px;
        margin-bottom: 20px;
    }

    /* GRIDS MOBILE - Tout en 1 colonne */
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    /* CARDS MOBILE */
    .card {
        padding: 20px;
    }

    /* FOOTER MOBILE */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    /* FLOATING BUTTONS MOBILE */
    .floating {
        width: 50px;
        height: 50px;
        font-size: 20px;
        bottom: 20px;
        right: 20px;
    }

    .floating-assistant {
        bottom: 80px;
    }

    /* BREADCRUMB MOBILE */
    .breadcrumb {
        font-size: 12px;
    }

    /* TABS MOBILE */
    .tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
    }

    .tab {
        padding: 12px 20px;
        white-space: nowrap;
    }
}

/* ============================================
   RESPONSIVE TABLET (768px - 1024px)
   ============================================ */
@media (min-width: 768px) and (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}