/* ============================================================
   forms.css — Champs, boutons, formulaires
   ============================================================ */

/* ---- Structure d'un champ ----------------------------- */
.field {
    display:        flex;
    flex-direction: column;
    gap:            6px;
    margin-bottom:  var(--sp-md);
}
.field:last-child { margin-bottom: 0; }
.field label {
    font-size:      .83rem;
    font-weight:    500;
    color:          var(--c-text);
    letter-spacing: .01em;
}

/* ---- Inputs ------------------------------------------- */
.form-input {
    width:         100%;
    box-sizing:    border-box;
    padding:       10px 14px;
    font-size:     .95rem;
    font-family:   var(--font-body);
    color:         var(--c-text);
    background:    var(--c-surface);
    border:        1.5px solid var(--c-border);
    border-radius: var(--r-md);
    outline:       none;
    transition:    border-color var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
    line-height:   1.5;
}
.form-input:hover:not(:focus) { border-color: var(--c-border-2); background: #FDFCFB; }
.form-input:focus {
    border-color: var(--c-primary);
    box-shadow:   0 0 0 3px var(--c-primary-glow);
    background:   var(--c-surface);
}
.form-input::placeholder { color: var(--c-text-3); }
textarea.form-input { resize: vertical; min-height: 96px; line-height: 1.6; }
select.form-input {
    cursor: pointer; appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'%3E%3Cpath d='M1 1l6 6 6-6' stroke='%2398948C' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 12px center;
    padding-right: 2.5rem;
}

/* ---- Erreur ------------------------------------------- */
.field-error .form-input {
    border-color: var(--c-danger);
    background:   #fff9f9;
}
.field-error .form-input:focus {
    box-shadow: 0 0 0 3px rgba(192,57,43,.1);
}
.field-msg {
    display:     flex;
    align-items: flex-start;
    gap:         5px;
    font-size:   .8rem;
    color:       var(--c-danger);
    line-height: 1.4;
    animation:   slideDown .15s ease both;
}
.field-msg::before { content:'✕'; font-size:.7rem; margin-top:.1rem; flex-shrink:0; }
.field-hint {
    font-size:   .78rem;
    color:       var(--c-text-3);
    line-height: 1.4;
}
.req { color: var(--c-accent); margin-left: 2px; font-weight: 400; }

/* ---- Checkbox & Radio --------------------------------- */
.field-check label.check-label {
    display:     flex;
    align-items: center;
    gap:         var(--sp-sm);
    font-weight: 400;
    cursor:      pointer;
    font-size:   .9rem;
    color:       var(--c-text-2);
}
.field-check input[type="checkbox"] {
    width:  18px; height: 18px;
    cursor: pointer; accent-color: var(--c-primary); flex-shrink: 0;
}
.radio-group { display: flex; flex-wrap: wrap; gap: var(--sp-sm); }
label.radio-label {
    display:    flex;
    align-items: center;
    gap:         var(--sp-sm);
    padding:     8px 16px;
    border-radius: var(--r-md);
    border:      1.5px solid var(--c-border);
    cursor:      pointer;
    font-size:   .875rem;
    color:       var(--c-text-2);
    transition:  border-color var(--t-fast), background var(--t-fast), color var(--t-fast), box-shadow var(--t-fast);
}
label.radio-label:hover { border-color: var(--c-border-2); background: var(--c-surface-2); }
label.radio-label input[type="radio"] { accent-color: var(--c-primary); }
label.radio-label:has(input:checked) {
    border-color: var(--c-primary);
    background:   var(--c-primary-lite);
    color:        var(--c-primary-dark);
    box-shadow:   inset 0 0 0 0 var(--c-primary-glow);
}

/* ---- Grille ------------------------------------------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 var(--sp-lg); }
.form-grid .field-full { grid-column: 1 / -1; }
@media (max-width: 600px) { .form-grid { grid-template-columns: 1fr; } }

/* ---- Boutons ------------------------------------------ */
.btn {
    display:         inline-flex;
    align-items:     center;
    justify-content: center;
    gap:             var(--sp-sm);
    padding:         10px 22px;
    font-size:       .9rem;
    font-weight:     500;
    font-family:     var(--font-body);
    border-radius:   var(--r-md);
    border:          none;
    cursor:          pointer;
    transition:      background var(--t-fast), transform var(--t-fast), box-shadow var(--t-fast), opacity var(--t-fast);
    text-decoration: none;
    white-space:     nowrap;
    line-height:     1;
    position:        relative;
    overflow:        hidden;
}

.btn::before {
    content:       '';
    position:      absolute;
    inset:         0;
    background:    linear-gradient(rgba(255,255,255,.12), rgba(255,255,255,0));
    opacity:       0;
    transition:    opacity var(--t-fast);
    pointer-events: none;
}

.btn:hover::before { opacity: 1; }
.btn:active { transform: scale(.97); }

.btn-primary {
    background:  var(--c-primary);
    color:       #fff;
    box-shadow:  var(--shadow-primary);
}
.btn-primary:hover {
    background:  var(--c-primary-dark);
    color:       #fff;
    box-shadow:  0 6px 20px rgba(27,107,90,.35);
    transform:   translateY(-1px);
}

.btn-secondary {
    background:  var(--c-surface);
    color:       var(--c-text-2);
    border:      1.5px solid var(--c-border);
    box-shadow:  var(--shadow-xs);
}
.btn-secondary:hover {
    background:   var(--c-surface-2);
    color:        var(--c-text);
    border-color: var(--c-border-2);
    transform:    translateY(-1px);
    box-shadow:   var(--shadow-sm);
}

.btn-danger {
    background: var(--c-danger-lite);
    color:      var(--c-danger);
    border:     1.5px solid rgba(192,57,43,.2);
}
.btn-danger:hover {
    background: var(--c-danger);
    color:      #fff;
    transform:  translateY(-1px);
}

.btn:disabled { opacity: .45; cursor: not-allowed; pointer-events: none; transform: none !important; }
.btn-sm { padding: 7px 14px; font-size: .82rem; }
.btn-lg { padding: 13px 28px; font-size: 1rem; }
.btn-block { width: 100%; }

/* ---- Actions row ------------------------------------- */
.form-actions {
    display:       flex;
    gap:           var(--sp-sm);
    align-items:   center;
    flex-wrap:     wrap;
    margin-top:    var(--sp-xl);
    padding-top:   var(--sp-lg);
    border-top:    1px solid var(--c-border);
}

/* ---- Auth pages --------------------------------------- */
.auth-page {
    min-height:      100vh;
    display:         flex;
    align-items:     center;
    justify-content: center;
    padding:         var(--sp-lg);
    background:      var(--c-bg);
    position:        relative;
    overflow:        hidden;
}

/* Fond mesh subtil */
.auth-page::before {
    content:  '';
    position: absolute;
    inset:    0;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(27,107,90,.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(224,123,58,.07) 0%, transparent 50%),
        radial-gradient(ellipse at 60% 20%, rgba(27,107,90,.04) 0%, transparent 40%);
    pointer-events: none;
}

.auth-card {
    background:    rgba(255,255,255,.9);
    backdrop-filter: blur(20px);
    border-radius: var(--r-2xl);
    border:        1px solid rgba(221,217,209,.8);
    box-shadow:    var(--shadow-lg), 0 0 0 1px rgba(255,255,255,.5);
    padding:       var(--sp-xl);
    width:         100%;
    max-width:     420px;
    position:      relative;
    z-index:       1;
    animation:     scaleIn .35s cubic-bezier(.4, 0, .2, 1) both;
}

.auth-logo {
    display:       flex;
    align-items:   center;
    gap:           var(--sp-sm);
    margin-bottom: var(--sp-xl);
}

.auth-logo-mark {
    width:          36px;
    height:         36px;
    border-radius:  var(--r-md);
    background:     var(--grad-primary);
    display:        flex;
    align-items:    center;
    justify-content: center;
    color:          #fff;
    font-family:    var(--font-display);
    font-weight:    700;
    font-size:      1.1rem;
    box-shadow:     var(--shadow-primary);
}

.auth-logo-text { font-family: var(--font-display); font-size: 1.05rem; font-weight: 600; color: var(--c-text); }
.auth-card h1 { font-size: 1.5rem; margin-bottom: var(--sp-xs); }
.auth-card p.subtitle { color: var(--c-text-2); font-size: .9rem; margin-bottom: var(--sp-xl); max-width: none; }
.auth-footer { margin-top: var(--sp-lg); text-align: center; font-size: .85rem; color: var(--c-text-3); }
.auth-footer a { color: var(--c-primary); font-weight: 500; }

/* ---- Jauge force mot de passe ------------------------- */
.pwd-strength { margin-top: 4px; }
.pwd-strength-bar {
    height:        4px;
    border-radius: 2px;
    background:    var(--c-border);
    overflow:      hidden;
}
.pwd-strength-fill {
    height:     100%;
    width:      0;
    border-radius: 2px;
    transition: width .35s ease, background .35s ease;
}
.pwd-strength-label { font-size: .75rem; color: var(--c-text-3); margin-top: 4px; }

/* ---- Bouton afficher/masquer le mot de passe ---------- */
.pwd-wrapper { position: relative; display: block; }

.pwd-wrapper .form-input { padding-right: 2.8rem; }

.pwd-toggle {
    position:        absolute;
    right:           10px;
    top:             50%;
    transform:       translateY(-50%);
    background:      none;
    border:          none;
    cursor:          pointer;
    padding:         4px;
    border-radius:   4px;
    color:           var(--c-text-3);
    display:         flex;
    align-items:     center;
    justify-content: center;
    transition:      color var(--t-fast), background var(--t-fast);
    line-height:     1;
}

.pwd-toggle:hover {
    color:      var(--c-primary);
    background: var(--c-primary-lite);
}

.pwd-toggle.active { color: var(--c-primary); }

.pwd-toggle:focus-visible {
    outline:        2px solid var(--c-primary);
    outline-offset: 2px;
}