/**
 * PBF Booking – Frontend Styles
 *
 * Matches the PhotoBooth Fun theme design system:
 * Shrikhand + Satoshi fonts, brand colors, 2px black borders,
 * shadow-card, rounded corners, playful animations.
 *
 * @package PBF_Booking
 */

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

.pbf-booking-form-wrap {
    max-width: 700px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* ==========================================================================
   Accordion Sections
   ========================================================================== */

.pbf-accordion-section {
    background: white;
    border: 2px solid black;
    border-radius: 1.5rem;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

.pbf-accordion-section.is-active {
    box-shadow: 4px 4px 0 black;
}

/* Header */
.pbf-accordion-header {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 1.25rem 1.5rem;
    background: none;
    border: none;
    cursor: pointer;
    font-family: 'Satoshi', sans-serif;
    font-size: 1rem;
    color: black;
    gap: 0.75rem;
    text-align: left;
    transition: background-color 0.2s;
}

.pbf-accordion-header:hover {
    background-color: rgba(248, 200, 220, 0.1);
}

.pbf-step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 9999px;
    background-color: #f8c8dc;
    border: 2px solid black;
    font-family: 'Shrikhand', serif;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.pbf-step-title {
    font-family: 'Shrikhand', serif;
    font-size: 1.125rem;
    flex-shrink: 0;
}

.pbf-step-summary {
    flex: 1;
    font-family: 'Satoshi', sans-serif;
    font-size: 0.875rem;
    color: rgba(0, 0, 0, 0.5);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.pbf-accordion-icon {
    flex-shrink: 0;
    transition: transform 0.3s ease;
    color: rgba(0, 0, 0, 0.4);
}

.pbf-accordion-section.is-active .pbf-accordion-icon {
    transform: rotate(180deg);
}

/* Locked sections – not yet reachable */
.pbf-accordion-section.is-locked {
    opacity: 0.5;
}

.pbf-accordion-section.is-locked .pbf-accordion-header {
    cursor: not-allowed;
}

.pbf-accordion-section.is-locked .pbf-accordion-header:hover {
    background-color: transparent;
}

.pbf-accordion-section.is-locked .pbf-accordion-icon {
    display: none;
}

/* Body */
.pbf-accordion-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                padding 0.3s ease;
    padding: 0 1.5rem;
}

.pbf-accordion-section.is-active .pbf-accordion-body {
    max-height: 2000px;
    padding: 0 1.5rem 1.5rem;
}

/* ==========================================================================
   Form Fields
   ========================================================================== */

.pbf-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

@media (max-width: 640px) {
    .pbf-form-grid {
        grid-template-columns: 1fr;
    }
}

.pbf-field {
    margin-bottom: 1rem;
}

.pbf-field label {
    display: block;
    font-family: 'Satoshi', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.375rem;
    color: black;
}

.pbf-required {
    color: #e74c3c;
}

.pbf-field input[type="text"],
.pbf-field input[type="email"],
.pbf-field input[type="tel"],
.pbf-field input[type="number"],
.pbf-field input[type="date"],
.pbf-field select,
.pbf-field textarea {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: 'Satoshi', sans-serif;
    font-size: 1rem;
    border: 2px solid black;
    border-radius: 0.75rem;
    background: white;
    color: black;
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
    -webkit-appearance: none;
    appearance: none;
    box-sizing: border-box;
}

.pbf-field input:focus,
.pbf-field select:focus,
.pbf-field textarea:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(248, 200, 220, 0.4);
}

.pbf-field input::placeholder,
.pbf-field textarea::placeholder {
    color: rgba(0, 0, 0, 0.3);
}

.pbf-field select {
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

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

/* Error state */
.pbf-field.has-error input,
.pbf-field.has-error select,
.pbf-field.has-error textarea {
    border-color: #e74c3c;
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.15);
}

.pbf-error-message {
    display: block;
    font-family: 'Satoshi', sans-serif;
    font-size: 0.8125rem;
    color: #e74c3c;
    margin-top: 0.25rem;
    min-height: 0;
}

/* ==========================================================================
   Radio Cards (Contact Method)
   ========================================================================== */

.pbf-radio-cards {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.pbf-radio-card {
    cursor: pointer;
    flex: 1;
    min-width: 100px;
}

.pbf-radio-card input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.pbf-radio-card-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    border: 2px solid black;
    border-radius: 9999px;
    background: white;
    font-family: 'Satoshi', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.2s ease;
    text-align: center;
}

.pbf-radio-card-inner:hover {
    background-color: rgba(248, 200, 220, 0.2);
}

.pbf-radio-card input:checked + .pbf-radio-card-inner {
    background-color: #f8c8dc;
    box-shadow: 4px 4px 0 black;
}

.pbf-radio-card input:focus-visible + .pbf-radio-card-inner {
    box-shadow: 0 0 0 3px rgba(248, 200, 220, 0.4);
}

/* ==========================================================================
   Package Cards
   ========================================================================== */

.pbf-package-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

.pbf-package-card {
    cursor: pointer;
}

.pbf-package-card input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.pbf-package-card-inner {
    display: flex;
    flex-direction: column;
    padding: 1.25rem;
    border: 2px solid black;
    border-radius: 1.5rem;
    background: white;
    transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
    height: 100%;
}

.pbf-package-card-inner:hover {
    transform: translateY(-2px);
    box-shadow: 4px 4px 0 black;
}

.pbf-package-card input:checked + .pbf-package-card-inner {
    background-color: #f8c8dc;
    box-shadow: 4px 4px 0 black;
}

.pbf-package-card input:focus-visible + .pbf-package-card-inner {
    box-shadow: 0 0 0 3px rgba(248, 200, 220, 0.4);
}

.pbf-package-name {
    font-family: 'Shrikhand', serif;
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
}

.pbf-package-desc {
    font-family: 'Satoshi', sans-serif;
    font-size: 0.8125rem;
    color: rgba(0, 0, 0, 0.6);
    margin-bottom: 0.5rem;
    flex: 1;
}

.pbf-package-price {
    font-family: 'Shrikhand', serif;
    font-size: 1rem;
    color: black;
}

/* ==========================================================================
   Upgrade Cards
   ========================================================================== */

.pbf-upgrade-cards {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.pbf-upgrade-card {
    cursor: pointer;
}

.pbf-upgrade-card input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.pbf-upgrade-card-inner {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border: 2px solid black;
    border-radius: 0.75rem;
    background: white;
    transition: all 0.2s ease;
}

.pbf-upgrade-card-inner:hover {
    background-color: rgba(167, 213, 245, 0.15);
}

.pbf-upgrade-card input:checked + .pbf-upgrade-card-inner {
    background-color: rgba(167, 213, 245, 0.3);
    box-shadow: 3px 3px 0 black;
}

.pbf-upgrade-card input:focus-visible + .pbf-upgrade-card-inner {
    box-shadow: 0 0 0 3px rgba(167, 213, 245, 0.4);
}

.pbf-upgrade-name {
    font-family: 'Satoshi', sans-serif;
    font-weight: 600;
    font-size: 0.9375rem;
}

.pbf-upgrade-desc {
    font-family: 'Satoshi', sans-serif;
    font-size: 0.8125rem;
    color: rgba(0, 0, 0, 0.6);
    flex: 1;
}

.pbf-upgrade-price {
    font-family: 'Satoshi', sans-serif;
    font-weight: 600;
    font-size: 0.8125rem;
    color: rgba(0, 0, 0, 0.7);
    white-space: nowrap;
}

/* ==========================================================================
   Consent / Checkboxes
   ========================================================================== */

.pbf-consent-fields {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 2px solid rgba(0, 0, 0, 0.08);
}

.pbf-field-checkbox {
    margin-bottom: 0.75rem;
}

.pbf-checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    cursor: pointer;
    font-family: 'Satoshi', sans-serif;
    font-size: 0.875rem;
    line-height: 1.5;
}

.pbf-checkbox-label input[type="checkbox"] {
    width: 1.125rem;
    height: 1.125rem;
    margin-top: 0.125rem;
    flex-shrink: 0;
    accent-color: #f8c8dc;
}

.pbf-checkbox-label a {
    color: black;
    text-decoration: underline;
    text-decoration-color: #f8c8dc;
    text-underline-offset: 2px;
    text-decoration-thickness: 2px;
}

.pbf-checkbox-label a:hover {
    text-decoration-color: black;
}

/* ==========================================================================
   Anti-Spam Guard
   ========================================================================== */

.pbf-form-guard {
    position: absolute;
    z-index: -1;
    transform: rotateY(90deg) scale(0.001);
    color: white;
    background: white;
    overflow: hidden;
    pointer-events: none;
}

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

.pbf-form-actions {
    margin-top: 1.5rem;
}

.pbf-submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 1rem 2rem;
    font-family: 'Shrikhand', serif;
    font-size: 1.125rem;
    background-color: #f8c8dc;
    color: black;
    border: 2px solid black;
    border-radius: 9999px;
    cursor: pointer;
    box-shadow: 4px 4px 0 black;
    transition: all 0.2s ease;
}

.pbf-submit-btn:hover:not(:disabled) {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 black;
}

.pbf-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.pbf-spinner {
    animation: pbf-spin 1s linear infinite;
}

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

/* ==========================================================================
   Form Error
   ========================================================================== */

.pbf-form-error {
    margin-top: 1rem;
    padding: 0.75rem 1rem;
    background-color: rgba(231, 76, 60, 0.1);
    border: 2px solid #e74c3c;
    border-radius: 0.75rem;
    font-family: 'Satoshi', sans-serif;
    font-size: 0.875rem;
    color: #e74c3c;
}

/* ==========================================================================
   Success State
   ========================================================================== */

.pbf-success {
    text-align: center;
    padding: 3rem 1.5rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.pbf-success.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.pbf-success-icon {
    margin-bottom: 1.5rem;
    display: inline-block;
    animation: pbf-bounce-in 0.7s cubic-bezier(0.68, -0.55, 0.265, 1.55) forwards;
}

@keyframes pbf-bounce-in {
    0% { opacity: 0; transform: scale(0.3); }
    50% { transform: scale(1.05); }
    70% { transform: scale(0.9); }
    100% { opacity: 1; transform: scale(1); }
}

.pbf-checkmark-path {
    stroke-dasharray: 50;
    stroke-dashoffset: 50;
    animation: pbf-draw-check 0.5s 0.4s ease forwards;
}

@keyframes pbf-draw-check {
    to { stroke-dashoffset: 0; }
}

.pbf-success-title {
    font-family: 'Shrikhand', serif;
    font-size: 2rem;
    margin: 0 0 0.75rem;
    animation: pbf-slide-up 0.6s 0.3s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.pbf-success-message {
    font-family: 'Satoshi', sans-serif;
    font-size: 1.125rem;
    color: rgba(0, 0, 0, 0.7);
    line-height: 1.6;
    max-width: 400px;
    margin: 0 auto;
    animation: pbf-slide-up 0.6s 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes pbf-slide-up {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 640px) {
    .pbf-booking-form-wrap {
        padding: 0 0.5rem;
    }

    .pbf-accordion-header {
        padding: 1rem 1rem;
    }

    .pbf-accordion-section.is-active .pbf-accordion-body {
        padding: 0 1rem 1rem;
    }

    .pbf-radio-cards {
        flex-direction: column;
    }

    .pbf-radio-card {
        min-width: auto;
    }

    .pbf-package-cards {
        grid-template-columns: 1fr;
    }

    .pbf-step-summary {
        display: none;
    }
}