/**
 * LDStarter Forms - Frontend Styles
 *
 * Variables CSS injectées depuis la config :
 * --lds-form-label-color
 * --lds-form-input-border
 * --lds-form-input-focus
 * --lds-form-input-bg
 * --lds-form-input-radius
 * --lds-form-button-bg
 * --lds-form-button-text
 * --lds-form-button-hover
 * --lds-form-button-radius
 * --lds-form-error
 * --lds-form-success
 */

/* ==========================================================================
   Form Wrapper
   ========================================================================== */

.lds-form-wrapper {
    width: 100%;
    max-width: 100%;
}

.lds-form {
    display: block;
    width: 100%;
}

/* ==========================================================================
   Fields Grid
   ========================================================================== */

.lds-form__fields {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.lds-form__field {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Field widths */
.lds-form__field--w25 {
    width: calc(25% - 0.75rem);
}

.lds-form__field--w33 {
    width: calc(33.333% - 0.667rem);
}

.lds-form__field--w50 {
    width: calc(50% - 0.5rem);
}

.lds-form__field--w66 {
    width: calc(66.666% - 0.333rem);
}

.lds-form__field--w75 {
    width: calc(75% - 0.25rem);
}

.lds-form__field--w100 {
    width: 100%;
}

@media (max-width: 640px) {
    .lds-form__field--w25,
    .lds-form__field--w33,
    .lds-form__field--w50,
    .lds-form__field--w66,
    .lds-form__field--w75 {
        width: 100%;
    }
}

/* ==========================================================================
   Labels
   ========================================================================== */

.lds-form__label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--lds-form-label-color, #374151);
}

.lds-form__required {
    color: var(--lds-form-error, #DC2626);
    margin-left: 0.25rem;
}

/* ==========================================================================
   Inputs & Textareas
   ========================================================================== */

.lds-form__input,
.lds-form__textarea,
.lds-form__select {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    line-height: 1.5;
    color: #1f2937;
    background-color: var(--lds-form-input-bg, #FFFFFF);
    border: 1px solid var(--lds-form-input-border, #D1D5DB);
    border-radius: var(--lds-form-input-radius, 8px);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    appearance: none;
}

.lds-form__input:focus,
.lds-form__textarea:focus,
.lds-form__select:focus {
    outline: none;
    border-color: var(--lds-form-input-focus, #ed7002);
    box-shadow: 0 0 0 3px rgba(237, 112, 2, 0.1);
}

.lds-form__input::placeholder,
.lds-form__textarea::placeholder {
    color: #9CA3AF;
}

.lds-form__textarea {
    resize: vertical;
    min-height: 120px;
}

/* Select dropdown arrow */
.lds-form__select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236B7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E");
    background-position: right 0.75rem center;
    background-repeat: no-repeat;
    background-size: 1.25rem;
    padding-right: 2.5rem;
}

/* ==========================================================================
   Checkboxes & Radios
   ========================================================================== */

.lds-form__checkbox-group,
.lds-form__radio-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.lds-form__checkbox-single,
.lds-form__checkbox-item,
.lds-form__radio-item {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    cursor: pointer;
    user-select: none;
}

.lds-form__checkbox-input,
.lds-form__radio-input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.lds-form__checkbox-mark,
.lds-form__radio-mark {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    border: 2px solid var(--lds-form-input-border, #D1D5DB);
    background-color: var(--lds-form-input-bg, #FFFFFF);
    transition: all 0.2s ease;
    position: relative;
    margin-top: 0.125rem;
}

.lds-form__checkbox-mark {
    border-radius: 4px;
}

.lds-form__radio-mark {
    border-radius: 50%;
}

/* Checked states */
.lds-form__checkbox-input:checked + .lds-form__checkbox-mark,
.lds-form__radio-input:checked + .lds-form__radio-mark {
    background-color: var(--lds-form-input-focus, #ed7002);
    border-color: var(--lds-form-input-focus, #ed7002);
}

.lds-form__checkbox-input:checked + .lds-form__checkbox-mark::after {
    content: '';
    position: absolute;
    left: 5px;
    top: 2px;
    width: 5px;
    height: 9px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.lds-form__radio-input:checked + .lds-form__radio-mark::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    width: 8px;
    height: 8px;
    background-color: white;
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

/* Focus states */
.lds-form__checkbox-input:focus-visible + .lds-form__checkbox-mark,
.lds-form__radio-input:focus-visible + .lds-form__radio-mark {
    box-shadow: 0 0 0 3px rgba(237, 112, 2, 0.2);
}

.lds-form__checkbox-label,
.lds-form__radio-label {
    font-size: 0.9375rem;
    color: var(--lds-form-label-color, #374151);
    line-height: 1.5;
}

/* ==========================================================================
   Submit Button
   ========================================================================== */

.lds-form__submit {
    margin-top: 0.5rem;
}

.lds-form__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--lds-form-button-text, #FFFFFF);
    background-color: var(--lds-form-button-bg, #ed7002);
    border: none;
    border-radius: var(--lds-form-button-radius, 9999px);
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
}

.lds-form__button:hover {
    background-color: var(--lds-form-button-hover, #d46302);
}

.lds-form__button:active {
    transform: scale(0.98);
}

.lds-form__button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Spinner */
.lds-form__spinner {
    animation: lds-form-spin 1s linear infinite;
}

.lds-form__spinner-circle {
    stroke-dasharray: 60;
    stroke-dashoffset: 45;
}

@keyframes lds-form-spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* ==========================================================================
   Messages
   ========================================================================== */

.lds-form__messages {
    margin-top: 1rem;
}

.lds-form__message {
    padding: 1rem 1.25rem;
    border-radius: var(--lds-form-input-radius, 8px);
    font-size: 0.9375rem;
    line-height: 1.5;
}

.lds-form__message--success {
    background-color: #D1FAE5;
    color: #065F46;
    border: 1px solid #A7F3D0;
}

.lds-form__message--error {
    background-color: #FEE2E2;
    color: #991B1B;
    border: 1px solid #FECACA;
}

/* ==========================================================================
   Field Errors
   ========================================================================== */

.lds-form__field-error {
    font-size: 0.8125rem;
    color: var(--lds-form-error, #DC2626);
    min-height: 0;
    transition: min-height 0.2s ease;
}

.lds-form__field-error:not(:empty) {
    min-height: 1.25rem;
}

.lds-form__field--error .lds-form__input,
.lds-form__field--error .lds-form__textarea,
.lds-form__field--error .lds-form__select {
    border-color: var(--lds-form-error, #DC2626);
}

.lds-form__field--error .lds-form__input:focus,
.lds-form__field--error .lds-form__textarea:focus,
.lds-form__field--error .lds-form__select:focus {
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

/* ==========================================================================
   Captcha
   ========================================================================== */

.lds-form__captcha {
    margin-bottom: 1rem;
}

.lds-form__captcha .g-recaptcha {
    transform-origin: left top;
}

@media (max-width: 400px) {
    .lds-form__captcha .g-recaptcha {
        transform: scale(0.9);
    }
}

/* ==========================================================================
   Form States
   ========================================================================== */

.lds-form--loading .lds-form__button-text {
    display: none;
}

.lds-form--loading .lds-form__button-loading {
    display: inline-flex !important;
    align-items: center;
    gap: 0.5rem;
}

.lds-form--success .lds-form__fields,
.lds-form--success .lds-form__submit,
.lds-form--success .lds-form__captcha {
    display: none;
}

.lds-form--success .lds-form__message--success {
    display: block !important;
}

/* ==========================================================================
   File Input
   ========================================================================== */

.lds-form__file-wrapper {
    position: relative;
}

.lds-form__file {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.lds-form__file-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 2rem 1.5rem;
    border: 2px dashed var(--lds-form-input-border, #D1D5DB);
    border-radius: var(--lds-form-input-radius, 8px);
    background-color: var(--lds-form-input-bg, #FFFFFF);
    cursor: pointer;
    transition: border-color 0.2s ease, background-color 0.2s ease;
    text-align: center;
}

.lds-form__file-label:hover {
    border-color: var(--lds-form-input-focus, #ed7002);
    background-color: rgba(237, 112, 2, 0.02);
}

.lds-form__file:focus + .lds-form__file-label {
    outline: none;
    border-color: var(--lds-form-input-focus, #ed7002);
    box-shadow: 0 0 0 3px rgba(237, 112, 2, 0.1);
}

.lds-form__file-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: rgba(237, 112, 2, 0.1);
    color: var(--lds-form-input-focus, #ed7002);
}

.lds-form__file-icon svg {
    width: 24px;
    height: 24px;
}

.lds-form__file-text {
    font-size: 0.9375rem;
    color: var(--lds-form-label-color, #374151);
}

.lds-form__file-name {
    display: none;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--lds-form-input-focus, #ed7002);
    word-break: break-all;
}

.lds-form__file-name:not(:empty) {
    display: block;
}

.lds-form__file-info {
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: #6B7280;
}

/* File selected state */
.lds-form__file-wrapper--has-file .lds-form__file-label {
    border-color: var(--lds-form-success, #059669);
    background-color: rgba(5, 150, 105, 0.02);
}

.lds-form__file-wrapper--has-file .lds-form__file-icon {
    background-color: rgba(5, 150, 105, 0.1);
    color: var(--lds-form-success, #059669);
}

.lds-form__file-wrapper--has-file .lds-form__file-text {
    display: none;
}

/* Error state */
.lds-form__field--error .lds-form__file-label {
    border-color: var(--lds-form-error, #DC2626);
}

/* Drag over state (via JS) */
.lds-form__file-wrapper--drag-over .lds-form__file-label {
    border-color: var(--lds-form-input-focus, #ed7002);
    background-color: rgba(237, 112, 2, 0.05);
}

/* ==========================================================================
   Conditional Logic
   ========================================================================== */

/* Champ conditionnel - transitions */
.lds-form__field--conditional {
    overflow: hidden;
    transition: opacity 0.3s ease, max-height 0.4s ease, margin 0.3s ease, padding 0.3s ease;
    max-height: 500px; /* Valeur max pour animation */
}

/* Champ masqué par logique conditionnelle */
.lds-form__field--conditional.lds-form__field--hidden {
    opacity: 0;
    max-height: 0;
    margin-top: 0;
    margin-bottom: 0;
    padding-top: 0;
    padding-bottom: 0;
    pointer-events: none;
}

/* Sans JavaScript - dégradation gracieuse
   Les champs conditionnels restent visibles car la classe --hidden
   n'est jamais ajoutée par JS */
.no-js .lds-form__field--conditional {
    opacity: 1 !important;
    max-height: none !important;
    overflow: visible !important;
}