/* ==========================================================================
   IFRB — Formulaire d'inscription + Sessions
   CSS de base — facilement overridable via custom CSS WordPress
   
   Toutes les couleurs, tailles et espacements sont définis via des
   CSS custom properties (variables). Pour personnaliser, il suffit de
   redéfinir les variables dans le custom CSS du thème :
   
   :root {
       --ifrb-color-primary: #your-color;
       --ifrb-btn-radius: 4px;
   }
   ========================================================================== */

:root {
    /* Couleurs */
    --ifrb-color-primary: #2563eb;
    --ifrb-color-primary-hover: #1d4ed8;
    --ifrb-color-success: #16a34a;
    --ifrb-color-success-hover: #15803d;
    --ifrb-color-danger: #dc2626;
    --ifrb-color-danger-light: #fee2e2;
    --ifrb-color-text: #111827;
    --ifrb-color-text-light: #6b7280;
    --ifrb-color-text-muted: #9ca3af;
    --ifrb-color-label: #374151;
    --ifrb-color-bg: #fff;
    --ifrb-color-bg-alt: #f8fafc;
    --ifrb-color-bg-info: #f0f9ff;
    --ifrb-color-border: #e5e7eb;
    --ifrb-color-border-light: #f3f4f6;
    --ifrb-color-border-info: #bae6fd;
    --ifrb-color-input-border: #d1d5db;
    --ifrb-color-overlay: rgba(0, 0, 0, 0.5);

    /* Typographie */
    --ifrb-font-family: 'Gothic 2', Helvetica, Arial, Lucida, sans-serif;
    --ifrb-font-size: 15px;
    --ifrb-font-size-sm: 13px;
    --ifrb-font-size-xs: 12px;
    --ifrb-font-size-input: 14px;

    /* Espacements */
    --ifrb-spacing: 16px;
    --ifrb-spacing-sm: 8px;
    --ifrb-spacing-lg: 24px;

    /* Rayons */
    --ifrb-radius: 4px;
    --ifrb-radius-sm: 4px;

    /* Drawer */
    --ifrb-drawer-width: min(520px, 90vw);
    --ifrb-drawer-shadow: -4px 0 24px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --ifrb-transition: 0.15s ease;
    --ifrb-transition-drawer: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   SESSIONS LIST (in-page, dans message_sessions_a_venir)
   ========================================================================== */

.ifrb-sessions__summary {
    font-size: var(--ifrb-font-size-sm);
    color: var(--ifrb-color-text-light);
    margin: 0 0 var(--ifrb-spacing-sm);
}

.ifrb-sessions__item {
    display: flex;
    flex-direction: column;
    padding: 12px var(--ifrb-spacing);
    border: 1px solid var(--ifrb-color-border);
    border-radius: var(--ifrb-radius);
    margin-bottom: var(--ifrb-spacing-sm);
    background: var(--ifrb-color-bg);
}

.ifrb-sessions__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.ifrb-sessions__actions {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-top: 8px;
    justify-content: space-evenly;
}

.ifrb-sessions__dates {
    font-weight: 600;
    color: var(--ifrb-color-text);
    font-size: var(--ifrb-font-size-input);
}

.ifrb-sessions__lieu,
.ifrb-sessions__ville {
    color: var(--ifrb-color-text-light);
    font-size: var(--ifrb-font-size-input);
}

.ifrb-sessions__places {
    font-size: var(--ifrb-font-size-xs);
    font-weight: 600;
    white-space: nowrap;
    color: white;
    background-color: var(--ifrb-color-success-hover);
    border-radius: 1em;
    width: auto;
    padding: 2px 14px;
}

.ifrb-sessions__places--full {
    background: var(--ifrb-color-danger);
    color: #fff;
}

.ifrb-sessions--empty {
    text-align: center;
    padding: var(--ifrb-spacing-lg);
    border: 1px dashed var(--ifrb-color-input-border);
    border-radius: var(--ifrb-radius);
    color: var(--ifrb-color-text-light);
}

.ifrb-sessions--empty p {
    margin: 0 0 var(--ifrb-spacing-sm);
}

.ifrb-sessions__message {
    font-size: var(--ifrb-font-size);
}

.ifrb-sessions__intra {
    text-align: center;
    margin-top: var(--ifrb-spacing);
}

/* Session buttons */
.ifrb-sessions__btn {
    flex-shrink: 0;
    padding: 8px 16px;
    border: none;
    border-radius: var(--ifrb-radius);
    font-size: var(--ifrb-font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: background var(--ifrb-transition), transform var(--ifrb-transition);
}

.ifrb-sessions__btn:active {
    transform: scale(0.97);
}

.ifrb-sessions__btn--inscription {
    background: var(--ifrb-color-primary);
    color: #fff;
}

.ifrb-sessions__btn--inscription:hover {
    background: var(--ifrb-color-primary-hover);
}

.ifrb-sessions__btn--inscription:disabled {
    background: #b0b0b0;
    cursor: not-allowed;
    opacity: 0.7;
}

.ifrb-sessions__btn--intra {
    background: var(--ifrb-color-primary);
    color: #fff;
}

.ifrb-sessions__btn--intra:hover {
    background: var(--ifrb-color-primary-hover);
}

.ifrb-sessions__btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

@media (max-width: 640px) {
    .ifrb-sessions__item {
        flex-direction: column;
        align-items: stretch;
    }
}

/* ==========================================================================
   DRAWER (overlay + panel)
   ========================================================================== */

.ifrb-drawer-overlay {
    position: fixed;
    inset: 0;
    background: var(--ifrb-color-overlay);
    z-index: 99998;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.ifrb-drawer-overlay.is-open {
    opacity: 1;
    visibility: visible;
}

.ifrb-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: var(--ifrb-drawer-width);
    height: 100vh; /* fallback */
    height: 100dvh; /* dynamic vh: accounts for mobile browser toolbar */
    background: var(--ifrb-color-bg);
    z-index: 99999;
    transform: translateX(100%);
    transition: transform var(--ifrb-transition-drawer);
    display: flex;
    flex-direction: column;
    box-shadow: var(--ifrb-drawer-shadow);
    font-family: var(--ifrb-font-family);
    font-size: var(--ifrb-font-size);
    color: var(--ifrb-color-text);
}

.ifrb-drawer.is-open {
    transform: translateX(0);
}

/* Header */
.ifrb-drawer__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px var(--ifrb-spacing-lg);
    border-bottom: 1px solid var(--ifrb-color-border);
    flex-shrink: 0;
    background: var(--ifrb-color-bg-alt);
}

.ifrb-drawer__title {
    font-size: 18px;
    font-weight: 700;
    color: var(--ifrb-color-text);
    margin: 0;
    line-height: 1.3;
}

.ifrb-drawer__close {
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: var(--ifrb-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ifrb-color-text-light);
    transition: background var(--ifrb-transition), color var(--ifrb-transition);
    flex-shrink: 0;
}

.ifrb-drawer__close:hover {
    background: var(--ifrb-color-border-light);
    color: var(--ifrb-color-text);
}

.ifrb-drawer__close svg {
    width: 20px;
    height: 20px;
}

/* ==========================================================================
   WIZARD PROGRESS
   ========================================================================== */

.ifrb-wizard__progress {
    display: flex;
    gap: var(--ifrb-spacing-sm);
    padding: var(--ifrb-spacing) var(--ifrb-spacing-lg);
    flex-shrink: 0;
    border-bottom: 1px solid var(--ifrb-color-border-light);
}

.ifrb-wizard__progress-step {
    flex: 1;
    height: 4px;
    border-radius: 2px;
    background: var(--ifrb-color-border);
    transition: background 0.3s ease;
}

.ifrb-wizard__progress-step.is-active,
.ifrb-wizard__progress-step.is-done {
    background: var(--ifrb-color-primary);
}

.ifrb-wizard__progress-step.is-done {
    background: var(--ifrb-color-success);
}

.ifrb-wizard__step-labels {
    display: flex;
    gap: var(--ifrb-spacing-sm);
    padding: 0 var(--ifrb-spacing-lg) 12px;
    flex-shrink: 0;
}

.ifrb-wizard__step-label {
    flex: 1;
    text-align: center;
    font-size: 11px;
    font-weight: 500;
    color: var(--ifrb-color-text-muted);
    transition: color 0.3s;
}

.ifrb-wizard__step-label.is-active {
    color: var(--ifrb-color-primary);
    font-weight: 600;
}

.ifrb-wizard__step-label.is-done {
    color: var(--ifrb-color-success);
}

/* ==========================================================================
   WIZARD BODY
   ========================================================================== */

.ifrb-drawer__body {
    flex: 1;
    overflow-y: auto;
    padding: var(--ifrb-spacing-lg);
}

.ifrb-wizard__step {
    display: none;
    animation: ifrb-fadeIn 0.25s ease;
}

.ifrb-wizard__step.is-active {
    display: block;
}

@keyframes ifrb-fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.ifrb-wizard__step-title {
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 20px;
    color: var(--ifrb-color-text);
}

/* ==========================================================================
   FORM FIELDS
   ========================================================================== */

.ifrb-field {
    margin-bottom: var(--ifrb-spacing);
}

.ifrb-field label {
    display: block;
    font-size: var(--ifrb-font-size-sm);
    font-weight: 600;
    color: var(--ifrb-color-label);
    margin-bottom: 4px;
}

.required {
    color: var(--ifrb-color-danger);
    margin-left: 2px;
}

.ifrb-field input,
.ifrb-field select,
.ifrb-field textarea {
    width: 100%;
    padding: 10px 12px !important;
    border: 1px solid var(--ifrb-color-input-border);
    border-radius: var(--ifrb-radius);
    font-size: var(--ifrb-font-size-input);
    transition: border-color var(--ifrb-transition), box-shadow var(--ifrb-transition);
    background: var(--ifrb-color-bg);
    color: var(--ifrb-color-text);
    box-sizing: border-box;
}

.ifrb-field input:focus,
.ifrb-field select:focus,
.ifrb-field textarea:focus {
    outline: none;
    border-color: var(--ifrb-color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.ifrb-field textarea {
    resize: vertical;
    min-height: 80px;
}

.ifrb-field .ifrb-error {
    font-size: var(--ifrb-font-size-xs);
    color: var(--ifrb-color-danger);
    margin-top: 4px;
    display: none;
}

.ifrb-checkbox-field label {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 0;
    cursor: pointer;
}

.ifrb-checkbox-field input[type="checkbox"] {
    width: auto;
    margin: 0;
    flex-shrink: 0;
}

.ifrb-field.has-error input,
.ifrb-field.has-error select,
.ifrb-field.has-error textarea {
    border-color: var(--ifrb-color-danger);
}

.ifrb-recap-extra {
    margin: var(--ifrb-spacing) 0;
    padding: 12px var(--ifrb-spacing);
    background: var(--ifrb-color-bg-info);
    border: 1px solid var(--ifrb-color-border-info);
    border-radius: var(--ifrb-radius);
    font-size: var(--ifrb-font-size-sm);
}

.ifrb-recap-extra p:first-child {
    margin-top: 0;
}

.ifrb-recap-extra p:last-child {
    margin-bottom: 0;
}

.ifrb-recap-extra a {
    color: var(--ifrb-color-primary);
    text-decoration: underline;
}

.ifrb-inline-checkbox {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 6px;
    font-size: 0.875em;
    color: var(--ifrb-color-text-muted, #6b7280);
    cursor: pointer;
}

.ifrb-inline-checkbox input[type="checkbox"] {
    width: auto;
    margin: 0;
    flex-shrink: 0;
}

.ifrb-field input:disabled {
    background-color: #f3f4f6;
    color: #9ca3af;
    cursor: not-allowed;
}

.ifrb-field.has-error .ifrb-error {
    display: block;
}

.ifrb-row {
    display: flex;
    gap: 12px;
}

.ifrb-row>.ifrb-field {
    flex: 1;
}

.ifrb-info-box {
    background: var(--ifrb-color-bg-info);
    border: 1px solid var(--ifrb-color-border-info);
    border-radius: var(--ifrb-radius);
    padding: 14px var(--ifrb-spacing);
    margin-bottom: var(--ifrb-spacing);
    font-size: var(--ifrb-font-size-sm);
    line-height: 1.5;
    color: #0c4a6e;
}

.ifrb-info-box strong {
    display: block;
    margin-bottom: 4px;
    color: #075985;
}

.ifrb-info-box__price {
    margin-top: 6px;
}

.ifrb-info-box__price strong {
    display: inline;
    margin-bottom: 0;
}

/* ==========================================================================
   PARTICIPANTS REPEATER
   ========================================================================== */

.ifrb-participants {
    border: 1px solid var(--ifrb-color-border);
    border-radius: var(--ifrb-radius);
    padding: var(--ifrb-spacing);
    margin-bottom: var(--ifrb-spacing);
    background: var(--ifrb-color-bg-alt);
}

.ifrb-participants__title {
    font-size: var(--ifrb-font-size-input);
    font-weight: 600;
    margin: 0 0 12px;
    color: var(--ifrb-color-label);
}

.ifrb-participant-card {
    background: var(--ifrb-color-bg);
    border: 1px solid var(--ifrb-color-border);
    border-radius: var(--ifrb-radius);
    padding: 14px;
    margin-bottom: 10px;
    position: relative;
}

.ifrb-participant-card__remove {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 28px;
    height: 28px;
    border: none;
    background: var(--ifrb-color-danger-light);
    color: var(--ifrb-color-danger);
    border-radius: var(--ifrb-radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 700;
    transition: background var(--ifrb-transition);
}

.ifrb-participant-card__remove:hover {
    background: #fecaca;
}

.ifrb-add-participant {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px dashed var(--ifrb-color-text-muted);
    background: transparent;
    border-radius: var(--ifrb-radius);
    cursor: pointer;
    font-size: var(--ifrb-font-size-sm);
    font-weight: 500;
    color: var(--ifrb-color-text-light);
    transition: border-color var(--ifrb-transition), color var(--ifrb-transition);
}

.ifrb-add-participant:hover {
    border-color: var(--ifrb-color-primary);
    color: var(--ifrb-color-primary);
}

/* ==========================================================================
   RECAP
   ========================================================================== */

.ifrb-recap {
    border: 1px solid var(--ifrb-color-border);
    border-radius: var(--ifrb-radius);
    overflow: hidden;
}

.ifrb-recap__row {
    display: flex;
    padding: 10px var(--ifrb-spacing);
    border-bottom: 1px solid var(--ifrb-color-border-light);
    font-size: var(--ifrb-font-size-sm);
}

.ifrb-recap__row:last-child {
    border-bottom: none;
}

.ifrb-recap__label {
    width: 140px;
    flex-shrink: 0;
    font-weight: 600;
    color: var(--ifrb-color-text-light);
}

.ifrb-recap__value {
    color: var(--ifrb-color-text);
}

.ifrb-cgv {
    display: flex;
    align-items: flex-start;
    gap: var(--ifrb-spacing-sm);
    margin: 20px 0;
    font-size: var(--ifrb-font-size-sm);
    color: var(--ifrb-color-label);
}

.ifrb-cgv input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 1px;
    flex-shrink: 0;
}

.ifrb-cgv.has-error {
    background: var(--ifrb-color-danger-light);
    border: 1px solid var(--ifrb-color-danger);
    border-radius: var(--ifrb-radius);
    padding: 10px 12px;
    margin: 20px 0;
}

.ifrb-cgv.has-error input[type="checkbox"] {
    outline: 2px solid var(--ifrb-color-danger);
    outline-offset: 2px;
}

/* ==========================================================================
   FOOTER BUTTONS
   ========================================================================== */

.ifrb-drawer__footer {
    display: flex;
    justify-content: space-between;
    padding: var(--ifrb-spacing) var(--ifrb-spacing-lg);
    padding-bottom: calc(var(--ifrb-spacing) + env(safe-area-inset-bottom));
    border-top: 1px solid var(--ifrb-color-border);
    flex-shrink: 0;
    background: var(--ifrb-color-bg-alt);
}

.ifrb-btn {
    padding: 10px 24px;
    border: none;
    border-radius: var(--ifrb-radius);
    font-size: var(--ifrb-font-size-input);
    font-weight: 600;
    cursor: pointer;
    transition: background var(--ifrb-transition), transform 0.1s;
}

.ifrb-btn:active {
    transform: scale(0.97);
}

.ifrb-btn--prev {
    background: var(--ifrb-color-border-light);
    color: var(--ifrb-color-label);
}

.ifrb-btn--prev:hover {
    background: var(--ifrb-color-border);
}

.ifrb-btn--next {
    background: var(--ifrb-color-primary);
    color: #fff;
}

.ifrb-btn--next:hover {
    background: var(--ifrb-color-primary-hover);
}

.ifrb-btn--submit {
    background: var(--ifrb-color-success);
    color: #fff;
}

.ifrb-btn--submit:hover {
    background: var(--ifrb-color-success-hover);
}

.ifrb-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ==========================================================================
   RESULT STATES
   ========================================================================== */

.ifrb-result {
    text-align: center;
    padding: 40px var(--ifrb-spacing-lg);
}

.ifrb-result__icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--ifrb-spacing);
}

.ifrb-result--success .ifrb-result__icon {
    background: #dcfce7;
    color: var(--ifrb-color-success);
}

.ifrb-result--error .ifrb-result__icon {
    background: var(--ifrb-color-danger-light);
    color: var(--ifrb-color-danger);
}

.ifrb-result__title {
    font-size: 18px;
    font-weight: 700;
    margin: 0 0 var(--ifrb-spacing-sm);
}

.ifrb-result__message {
    font-size: var(--ifrb-font-size-input);
    color: var(--ifrb-color-text-light);
    line-height: 1.5;
}

.ifrb-result__close {
    margin-top: var(--ifrb-spacing-lg);
}

/* ==========================================================================
   AUTOCOMPLETE (API .gouv)
   ========================================================================== */

.ifrb-autocomplete {
    position: relative;
}

.ifrb-autocomplete__list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--ifrb-color-bg);
    border: 1px solid var(--ifrb-color-input-border);
    border-top: none;
    border-radius: 0 0 var(--ifrb-radius) var(--ifrb-radius);
    max-height: 200px;
    overflow-y: auto;
    z-index: 10;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    display: none;
}

.ifrb-autocomplete__list.is-visible {
    display: block;
}

.ifrb-autocomplete__item {
    padding: 10px 12px;
    cursor: pointer;
    border-bottom: 1px solid var(--ifrb-color-border-light);
    font-size: var(--ifrb-font-size-sm);
    transition: background 0.1s;
}

.ifrb-autocomplete__item:hover {
    background: var(--ifrb-color-bg-info);
}

.ifrb-autocomplete__item:last-child {
    border-bottom: none;
}

.ifrb-autocomplete__item-name {
    font-weight: 600;
    color: var(--ifrb-color-text);
}

.ifrb-autocomplete__item-detail {
    color: var(--ifrb-color-text-light);
    font-size: var(--ifrb-font-size-xs);
    margin-top: 2px;
}

/* ==========================================================================
   UTILITIES
   ========================================================================== */

.ifrb-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: ifrb-spin 0.6s linear infinite;
    vertical-align: middle;
    margin-right: 6px;
}

@keyframes ifrb-spin {
    to {
        transform: rotate(360deg);
    }
}

.ifrb-hidden {
    display: none !important;
}

.ifrb-invisible {
    visibility: hidden !important;
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 640px) {
    .ifrb-drawer {
        width: 100vw;
    }

    .ifrb-row {
        flex-direction: column;
        gap: 0;
    }

    .ifrb-drawer__header {
        padding: var(--ifrb-spacing);
    }

    .ifrb-drawer__body {
        padding: var(--ifrb-spacing);
    }

    .ifrb-drawer__footer {
        padding: 12px var(--ifrb-spacing);
        padding-bottom: calc(12px + env(safe-area-inset-bottom));
    }
}

.ifrb-legal-notice {
    margin: var(--ifrb-spacing) 0;
    padding: 12px var(--ifrb-spacing);
    background: var(--ifrb-color-bg-alt);
    border: 1px solid var(--ifrb-color-border);
    border-radius: var(--ifrb-radius);
    font-size: var(--ifrb-font-size-sm);
    color: var(--ifrb-color-text-light);
    line-height: 1.5;
}

.ifrb-legal-notice p {
    margin: 0;
}