/* =============================================
   VARIABLES & RESET
============================================= */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --primary:    #23545b;
    --primary-dk: #1a3e44;
    --primary-lt: #e1f5ee;
    --accent:     #e8a838;
    --text:       #1c1c1c;
    --muted:      #6b7280;
    --bg:         #f7f8f6;
    --white:      #ffffff;
    --radius:     12px;
    --radius-sm:  8px;
    --shadow:     0 4px 24px rgba(0,0,0,0.08);
    --shadow-md:  0 8px 32px rgba(0,0,0,0.12);
    --shadow-lg:  0 20px 60px rgba(0,0,0,0.22);
}

@font-face {
    font-family: 'VALVE Oracle SemiBold';
    src: url('../polices/valveoracle-semibold.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
}

@font-face {
    font-family: 'VALVE Pulp';
    src: url('../polices/valvepulp-bold.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
}

:root {
    --font-main:   'VALVE Oracle SemiBold', sans-serif;
    --font-second: 'VALVE Pulp', sans-serif;
}

body {
    background: var(--primary);
    font-family: var(--font-main);
    overflow-x: hidden;
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
}

/* =============================================
   BANNIÈRE
============================================= */
.banner {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.07);
}

.banner_content {
    max-width: 1800px;
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: var(--font-main);
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: -0.5px;
}

.banner ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.banner ul li a {
    font-family: var(--font-main);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 16px;
    font-weight: 500;
    color: var(--text);
    transition: background 0.2s, color 0.2s;
    display: block;
}

.banner ul li a:hover {
    background: var(--primary-lt);
    color: var(--primary);
}

/* =============================================
   MISE EN PAGE CENTRÉE
============================================= */
.centrage {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 110px 20px 60px;
}

/* =============================================
   CARTE FORMULAIRE
============================================= */
.form-css {
    width: 100%;
    max-width: 480px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

/* En-tête de la carte */
.form-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dk) 100%);
    padding: 2.25rem 2rem 2rem;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

/* Décorations en arrière-plan */
.form-header::before {
    content: '';
    position: absolute;
    top: -40px; right: -30px;
    width: 150px; height: 150px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    pointer-events: none;
}

.form-header::after {
    content: '';
    position: absolute;
    bottom: -30px; left: -20px;
    width: 100px; height: 100px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    pointer-events: none;
}

.form-header h2 {
    font-family: var(--font-second);
    font-size: 1.7rem;
    font-weight: 700;
    letter-spacing: -0.3px;
    position: relative;
    z-index: 1;
    margin-bottom: 4px;
}

.form-header h3 {
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 400;
    opacity: 0.7;
    position: relative;
    z-index: 1;
}

/* Badge type (Client / Vendeur) */
.badge-type {
    display: inline-block;
    margin-top: 10px;
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.3px;
    background: rgba(255,255,255,0.18);
    color: var(--white);
    position: relative;
    z-index: 1;
}

/* =============================================
   CORPS DU FORMULAIRE
============================================= */
.form-body {
    padding: 2rem;
}

/* Messages d'état */
.msg-succes,
.msg-erreur {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.msg-succes {
    background: var(--primary-lt);
    color: var(--primary-dk);
    border: 1px solid #a7f3d0;
}

.msg-erreur {
    background: #fff0f0;
    color: #b91c1c;
    border: 1px solid #fecaca;
}

/* Séparateurs de sections */
.form-section-label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    color: var(--muted);
    margin: 1.5rem 0 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #f0f0f0;
}

.form-section-label:first-child {
    margin-top: 0;
}

/* Groupe champ */
.groupe_formulaire {
    margin-bottom: 0.85rem;
    position: relative;
}

.groupe_formulaire label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 5px;
}

/* Inputs */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"] {
    width: 100%;
    padding: 10px 14px;
    border: 1.5px solid #e2e8f0;
    border-radius: var(--radius-sm);
    font-family: var(--font-main);
    font-size: 14px;
    color: var(--text);
    background: #fafafa;
    transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
    box-sizing: border-box;
    margin: 0;
}

input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(35,84,91,0.12);
}

input::placeholder {
    color: #cbd5e1;
    font-size: 13px;
}

/* =============================================
   BOUTON SUBMIT
============================================= */
.btn-submit {
    width: 100%;
    padding: 13px;
    margin-top: 1.25rem;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-second);
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    letter-spacing: 0.3px;
    transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.btn-submit:hover {
    background: var(--primary-dk);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(35,84,91,0.35);
}

.btn-submit:active {
    transform: translateY(0);
}

/* =============================================
   PIED DE CARTE (lien secondaire)
============================================= */
.form-footer {
    padding: 1.25rem 2rem 1.75rem;
    border-top: 1px solid #f0f0f0;
    text-align: center;
    font-size: 13px;
    color: var(--muted);
}

.form-footer a {
    color: var(--primary);
    font-weight: 600;
    transition: opacity 0.2s;
}

.form-footer a:hover {
    opacity: 0.75;
    text-decoration: underline;
}

/* =============================================
   MODAL (choix de compte)
============================================= */
.modal {
    position: fixed;
    inset: 0;
    z-index: 400;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.modal.visible {
    opacity: 1;
    pointer-events: auto;
}

.contenu_modal {
    background: var(--white);
    border-radius: var(--radius);
    padding: 2rem;
    width: 90%;
    max-width: 440px;
    position: relative;
    box-shadow: var(--shadow-lg);
    transform: translateY(-24px) scale(0.98);
    opacity: 0;
    transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1), opacity 0.25s ease;
    text-align: center;
}

.modal.visible .contenu_modal {
    transform: translateY(0) scale(1);
    opacity: 1;
}

.fermer_modal {
    position: absolute;
    top: 14px; right: 18px;
    font-size: 22px;
    font-weight: 700;
    cursor: pointer;
    color: var(--muted);
    line-height: 1;
    transition: color 0.2s, transform 0.2s;
    background: none;
    border: none;
}

.fermer_modal:hover {
    color: var(--text);
    transform: rotate(90deg);
}

.titre_modal {
    font-family: var(--font-second);
    font-size: 1.15rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.sous_titre_modal {
    font-size: 13px;
    color: var(--muted);
    margin-bottom: 1.75rem;
}

.boutons_modal {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.btn-modal-choix {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 18px 12px;
    border-radius: var(--radius);
    border: 2px solid var(--primary-lt);
    background: var(--primary-lt);
    color: var(--primary-dk);
    font-family: var(--font-second);
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, transform 0.2s;
}

.btn-modal-choix .icone-modal { font-size: 28px; }

.btn-modal-choix:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

/* =============================================
   RESPONSIVE
============================================= */
@media (max-width: 540px) {
    .centrage {
        padding: 100px 12px 40px;
        align-items: flex-start;
    }

    .form-body {
        padding: 1.5rem;
    }

    .form-footer {
        padding: 1rem 1.5rem 1.5rem;
    }

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