/* ===================================================================
   Booking Widget — Style Calendly / Cal.com
   Variables CSS proviennent de style.css (:root)
   =================================================================== */

.booking-section {
    padding: 60px 0;
}

.booking-section .section-header {
    text-align: center;
    margin-bottom: 32px;
}

/* ── Widget container ── */

.si-booking-widget {
    max-width: 480px;
    margin: 0 auto;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center; /* Centre le conteneur interne si le widget est étiré en hauteur */
}

.si-bw-inner {
    background: var(--surface);
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* ── Widget header ── */

.si-bw-header {
    background: var(--primary-dark);
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.si-bw-header img {
    width: 36px;
    height: 36px;
    border-radius: 8px;
}

.si-bw-header-text {
    flex: 1;
}

.si-bw-header-title {
    color: #fff;
    font-size: 15px;
    font-weight: var(--weight-bold);
    margin: 0;
}

.si-bw-header-sub {
    color: rgba(255, 255, 255, 0.6);
    font-size: 11px;
    margin: 2px 0 0;
}

/* ── Steps ── */

.si-bw-body {
    position: relative;
    overflow: hidden;
    min-height: 300px;
}

.si-bw-step {
    padding: 24px;
    display: none;
    animation: siBwFadeIn 0.3s ease;
}

.si-bw-step.active {
    display: block;
}

@keyframes siBwFadeIn {
    from { opacity: 0; transform: translateX(20px); }
    to   { opacity: 1; transform: translateX(0); }
}

/* ── Step title / back button ── */

.si-bw-step-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
}

.si-bw-back {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    color: var(--primary-blue);
    font-size: 18px;
    line-height: 1;
    border-radius: 6px;
    transition: background 0.2s;
}

.si-bw-back:hover {
    background: var(--primary-light);
}

.si-bw-step-title {
    font-size: 16px;
    font-weight: var(--weight-bold);
    color: var(--text-dark);
    margin: 0;
}

/* ── Calendar grid ── */

.si-bw-month-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.si-bw-month-label {
    font-size: 15px;
    font-weight: var(--weight-bold);
    color: var(--text-dark);
    text-transform: capitalize;
}

.si-bw-month-btn {
    background: none;
    border: 1px solid var(--primary-light);
    cursor: pointer;
    padding: 6px 10px;
    border-radius: 8px;
    color: var(--primary-blue);
    font-size: 14px;
    transition: all 0.2s;
}

.si-bw-month-btn:hover {
    background: var(--primary-light);
}

.si-bw-month-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.si-bw-cal-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    text-align: center;
}

.si-bw-cal-head {
    font-size: 11px;
    font-weight: var(--weight-medium);
    color: var(--text-muted);
    text-transform: uppercase;
    padding: 4px 0 8px;
}

.si-bw-cal-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: var(--weight-normal);
    border-radius: 10px;
    cursor: default;
    transition: all 0.2s;
    color: var(--text-muted);
    border: none;
    background: none;
    padding: 0;
}

.si-bw-cal-day.available {
    color: var(--primary-dark);
    cursor: pointer;
    font-weight: var(--weight-medium);
}

.si-bw-cal-day.available:hover {
    background: var(--primary-light);
    color: var(--primary-blue);
}

.si-bw-cal-day.today.available {
    border: 2px solid var(--primary-blue);
}

.si-bw-cal-day.weekend,
.si-bw-cal-day.past,
.si-bw-cal-day.empty {
    color: #cfd5de;
    pointer-events: none;
}

/* ── Slots (step 2) ── */

.si-bw-slots-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.si-bw-slot-btn {
    padding: 14px 8px;
    border: 2px solid var(--primary-light);
    border-radius: 12px;
    background: var(--surface);
    color: var(--primary-dark);
    font-size: 15px;
    font-weight: var(--weight-bold);
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.si-bw-slot-btn:hover {
    border-color: var(--primary-blue);
    background: var(--primary-light);
    color: var(--primary-blue);
}

.si-bw-slot-btn .si-bw-slot-duration {
    display: block;
    font-size: 11px;
    font-weight: var(--weight-normal);
    color: var(--text-muted);
    margin-top: 2px;
}

.si-bw-date-recap {
    text-align: center;
    margin-bottom: 16px;
    padding: 10px;
    border-radius: 10px;
    font-size: 14px;
    color: var(--primary-dark);
    font-weight: var(--weight-medium);
}

/* ── Form (step 3) ── */

.si-bw-form-group {
    margin-bottom: 16px;
    position: relative;
}

.si-bw-form-group label {
    display: block;
    font-size: 12px;
    font-weight: var(--weight-medium);
    color: var(--text-muted);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.si-bw-form-group input,
.si-bw-form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border: 2px solid #E2E8F0;
    border-radius: 10px;
    font-size: 15px;
    font-family: inherit;
    color: var(--text-dark);
    transition: border-color 0.2s;
    background: var(--surface);
    box-sizing: border-box;
}

.si-bw-form-group input:focus,
.si-bw-form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.si-bw-form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.si-bw-form-group .si-bw-field-error {
    font-size: 12px;
    color: #dc2626;
    margin-top: 4px;
    display: none;
}

.si-bw-form-group.has-error input,
.si-bw-form-group.has-error textarea {
    border-color: #dc2626;
}

.si-bw-form-group.has-error .si-bw-field-error {
    display: block;
}

.si-bw-recap-bar {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    padding: 10px 14px;
    border-radius: 10px;
    font-size: 13px;
    color: var(--primary-dark);
    font-weight: var(--weight-medium);
    flex-wrap: wrap;
}

.si-bw-recap-bar span {
    white-space: nowrap;
}

/* Honeypot */
.si-bw-hp {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    overflow: hidden;
}

/* ── Submit button ── */

.si-bw-submit {
    width: 100%;
    padding: 16px;
    background: var(--primary-violet);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: var(--weight-bold);
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.si-bw-submit:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

.si-bw-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.si-bw-submit .si-bw-spinner {
    display: none;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: siBwSpin 0.6s linear infinite;
    margin: 0 auto;
}

.si-bw-submit.loading .si-bw-spinner {
    display: inline-block;
}

.si-bw-submit.loading .si-bw-submit-text {
    visibility: hidden;
}

@keyframes siBwSpin {
    to { transform: rotate(360deg); }
}

/* ── Confirmation (step 4) ── */

.si-bw-confirmation {
    text-align: center;
    padding: 40px 24px;
}

.si-bw-checkmark {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: #22c55e;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    animation: siBwPop 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.si-bw-checkmark svg {
    width: 32px;
    height: 32px;
    stroke: #fff;
    stroke-width: 3;
    fill: none;
}

@keyframes siBwPop {
    0%   { transform: scale(0); }
    80%  { transform: scale(1.15); }
    100% { transform: scale(1); }
}

.si-bw-conf-title {
    font-size: 20px;
    font-weight: var(--weight-extra);
    color: var(--text-dark);
    margin: 0 0 8px;
}

.si-bw-conf-sub {
    font-size: 14px;
    color: var(--text-muted);
    margin: 0 0 20px;
}

.si-bw-conf-details {
    border-radius: 12px;
    padding: 16px;
    text-align: left;
}

.si-bw-conf-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 14px;
}

.si-bw-conf-label {
    color: var(--text-muted);
    font-weight: var(--weight-normal);
}

.si-bw-conf-value {
    color: var(--primary-dark);
    font-weight: var(--weight-bold);
}

.si-bw-conf-sms {
    margin-top: 20px;
    font-size: 13px;
    color: var(--text-muted);
    font-style: italic;
}

/* ── Error banner ── */

.si-bw-error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 10px;
    padding: 12px 16px;
    margin-bottom: 16px;
    font-size: 13px;
    color: #dc2626;
    display: none;
}

.si-bw-error.visible {
    display: block;
    animation: siBwFadeIn 0.3s ease;
}

/* ── Skeleton loading ── */

.si-bw-skeleton {
    height: 14px;
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: siBwShimmer 1.5s infinite;
    border-radius: 6px;
    margin-bottom: 8px;
}

@keyframes siBwShimmer {
    0%   { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.si-bw-loading-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}

.si-bw-loading-grid .si-bw-skeleton {
    aspect-ratio: 1;
    height: auto;
}

/* ── Hero anchor CTA ── */

.btn-booking-anchor {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border: 1.5px solid var(--primary-blue);
    border-radius: var(--radius-pill);
    color: var(--primary-blue);
    font-weight: var(--weight-medium);
    text-decoration: none;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.btn-booking-anchor:hover {
    background: var(--primary-blue);
    color: white;
    box-shadow: 0 8px 25px rgba(12, 113, 195, 0.15);
    transform: translateY(-2px);
}

/* ── Responsive ── */

@media (max-width: 520px) {
    .si-booking-widget {
        max-width: 100%;
        border-radius: 12px;
    }

    .si-bw-step {
        padding: 16px;
    }

    .si-bw-header {
        padding: 16px;
    }

    .si-bw-slots-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .si-bw-slot-btn {
        padding: 12px 6px;
        font-size: 14px;
    }
}