/* =============================================================================
   PawSphere Connect — Unified Frontend Stylesheet  (Phase 9)
   Loaded on all PawSphere shortcode pages.
   All colours reference --psc-primary injected by PSC_Theme_Bridge.
   ============================================================================= */

/* ── Root defaults (overridden by <style id="psc-css-variables"> in <head>) ── */
:root {
    --psc-primary:        #E87722;
    --psc-primary-dark:   #c96910;
    --psc-primary-light:  rgba(232, 119, 34, 0.10);
    --psc-primary-border: rgba(232, 119, 34, 0.35);
    --psc-primary-medium: rgba(232, 119, 34, 0.20);

    /* Neutral palette */
    --psc-text:           #1a1a1a;
    --psc-text-muted:     #6b7280;
    --psc-surface:        #ffffff;
    --psc-surface-alt:    #f9fafb;
    --psc-border:         #e5e7eb;
    --psc-border-dark:    #d1d5db;

    /* Semantic */
    --psc-success-bg:     #ecfdf5;
    --psc-success-border: #6ee7b7;
    --psc-success-text:   #065f46;
    --psc-error-bg:       #fef2f2;
    --psc-error-border:   #fca5a5;
    --psc-error-text:     #991b1b;
    --psc-warning-bg:     #fef9c3;
    --psc-warning-border: #fde68a;
    --psc-warning-text:   #713f12;

    /* Radii */
    --psc-radius:         12px;
    --psc-radius-sm:      8px;
    --psc-radius-xs:      6px;
    --psc-radius-pill:    999px;

    /* Shadows */
    --psc-shadow-sm:      0 1px 3px rgba(0,0,0,0.08);
    --psc-shadow:         0 2px 8px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
    --psc-shadow-md:      0 4px 16px rgba(0,0,0,0.10);
    --psc-shadow-lg:      0 8px 32px rgba(0,0,0,0.12);

    /* Transitions */
    --psc-transition:     all 0.2s ease;
    --psc-transition-fast:all 0.15s ease;
}

/* ── Box-sizing reset for all PSC elements ── */
.psc-profile-wrap *,
.psc-booking-wrap *,
.psc-adoption-wrap *,
.psc-cvas-wrap * {
    box-sizing: border-box;
}

/* =============================================================================
   SHARED BUTTON SYSTEM
   ============================================================================= */

.psc-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 20px;
    border-radius: var(--psc-radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: var(--psc-transition);
    text-decoration: none !important;
    line-height: 1.2;
    white-space: nowrap;
    font-family: inherit;
    -webkit-font-smoothing: antialiased;
}

.psc-btn:focus-visible {
    outline: 2px solid var(--psc-primary);
    outline-offset: 2px;
}

.psc-btn:disabled,
.psc-btn[disabled] {
    opacity: 0.55;
    cursor: not-allowed;
    pointer-events: none;
}

/* Primary */
.psc-btn-primary {
    background: var(--psc-primary);
    color: #fff !important;
}
.psc-btn-primary:hover:not(:disabled) {
    background: var(--psc-primary-dark);
    color: #fff !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--psc-primary-border);
}

/* Outline */
.psc-btn-outline {
    background: transparent;
    color: var(--psc-primary) !important;
    border: 1.5px solid var(--psc-primary-border);
}
.psc-btn-outline:hover:not(:disabled) {
    background: var(--psc-primary-light);
    border-color: var(--psc-primary);
}

/* Ghost */
.psc-btn-ghost {
    background: transparent;
    color: var(--psc-text-muted) !important;
    border: 1.5px solid var(--psc-border);
}
.psc-btn-ghost:hover:not(:disabled) {
    background: var(--psc-surface-alt);
    color: var(--psc-text) !important;
    border-color: var(--psc-border-dark);
}

/* Sizes */
.psc-btn-sm  { padding: 7px 14px; font-size: 13px; }
.psc-btn-lg  { padding: 14px 36px; font-size: 16px; }
.psc-btn-xl  { padding: 16px 48px; font-size: 17px; }

/* Loading state */
.psc-btn .psc-btn-loading { display: none; }
.psc-btn.is-loading .psc-btn-label  { display: none; }
.psc-btn.is-loading .psc-btn-loading{ display: inline-flex; align-items: center; gap: 8px; }

/* =============================================================================
   SHARED INPUT SYSTEM
   ============================================================================= */

.psc-input {
    width: 100%;
    padding: 10px 14px;
    border: 1.5px solid var(--psc-border);
    border-radius: var(--psc-radius-sm);
    font-size: 14px;
    color: var(--psc-text);
    background: var(--psc-surface);
    transition: var(--psc-transition-fast);
    font-family: inherit;
    appearance: none;
    -webkit-appearance: none;
}

.psc-input:focus {
    outline: none;
    border-color: var(--psc-primary);
    box-shadow: 0 0 0 3px var(--psc-primary-light);
}

.psc-input::placeholder {
    color: #9ca3af;
}

.psc-input:disabled,
.psc-input[readonly] {
    background: var(--psc-surface-alt);
    color: var(--psc-text-muted);
    cursor: not-allowed;
}

textarea.psc-input {
    resize: vertical;
    min-height: 80px;
    line-height: 1.5;
}

select.psc-input {
    cursor: pointer;
    padding-right: 32px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b7280' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
}

/* Form rows */
.psc-form-row         { margin-bottom: 18px; }
.psc-form-row label   { display: block; font-size: 13px; font-weight: 600; color: var(--psc-text); margin-bottom: 6px; }
.psc-form-row-2       { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.psc-form-row-3       { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }
.psc-form-hint        { font-size: 12px; color: var(--psc-text-muted); margin-top: 4px; }
.psc-form-required    { color: #ef4444; margin-left: 2px; }

/* =============================================================================
   SHARED ALERT SYSTEM
   ============================================================================= */

.psc-alert {
    padding: 14px 18px;
    border-radius: var(--psc-radius-sm);
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 20px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.psc-alert-success { background: var(--psc-success-bg); border: 1px solid var(--psc-success-border); color: var(--psc-success-text); }
.psc-alert-error   { background: var(--psc-error-bg);   border: 1px solid var(--psc-error-border);   color: var(--psc-error-text); }
.psc-alert-warning { background: var(--psc-warning-bg); border: 1px solid var(--psc-warning-border); color: var(--psc-warning-text); }
.psc-alert-info    { background: #eff6ff; border: 1px solid #bfdbfe; color: #1e3a5f; }

/* =============================================================================
   SHARED BADGE SYSTEM
   ============================================================================= */

.psc-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: var(--psc-radius-pill);
    font-size: 12px;
    font-weight: 600;
    line-height: 1.4;
}

.psc-badge-dog  { background: #fef3c7; color: #92400e; }
.psc-badge-cat  { background: #ede9fe; color: #5b21b6; }
.psc-badge-primary { background: var(--psc-primary-light); color: var(--psc-primary); border: 1px solid var(--psc-primary-border); }

/* Status badges */
.psc-status-badge {
    display: inline-flex;
    padding: 2px 10px;
    border-radius: var(--psc-radius-pill);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.psc-status-pending         { background: var(--psc-warning-bg);  color: var(--psc-warning-text); }
.psc-status-confirmed       { background: #dcfce7; color: #14532d; }
.psc-status-in_progress     { background: #dbeafe; color: #1e3a5f; }
.psc-status-completed       { background: #d1fae5; color: #065f46; }
.psc-status-cancelled       { background: #fee2e2; color: #7f1d1d; }
.psc-status-booked          { background: #e0f2fe; color: #0c4a6e; }
.psc-status-admin_confirmed { background: #dcfce7; color: #14532d; }
.psc-status-started         { background: #dbeafe; color: #1e40af; }
.psc-status-emr_created     { background: #ede9fe; color: #4c1d95; }
.psc-status-payment_pending { background: var(--psc-warning-bg); color: var(--psc-warning-text); }

/* =============================================================================
   SHARED LOADING SPINNER
   ============================================================================= */

@keyframes psc-spin { to { transform: rotate(360deg); } }
@keyframes psc-pulse { 0%,100% { opacity: 1; } 50% { opacity: .4; } }
@keyframes psc-fade-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@keyframes psc-slide-up { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

.psc-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid var(--psc-border);
    border-top-color: var(--psc-primary);
    border-radius: 50%;
    animation: psc-spin 0.7s linear infinite;
    flex-shrink: 0;
}

.psc-spinner-sm { width: 14px; height: 14px; }
.psc-spinner-lg { width: 28px; height: 28px; border-width: 3px; }

.psc-skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: psc-skeleton-shine 1.4s ease infinite;
    border-radius: 4px;
}
@keyframes psc-skeleton-shine {
    from { background-position: 200% 0; }
    to   { background-position: -200% 0; }
}

/* Slot loading */
.psc-slot-loading {
    color: var(--psc-text-muted);
    font-size: 14px;
    padding: 14px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    justify-content: center;
}

/* =============================================================================
   SHARED MODAL SYSTEM (used by Profile & Adoption)
   ============================================================================= */

.psc-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    animation: psc-fade-in 0.15s ease;
}

.psc-modal {
    background: var(--psc-surface);
    border-radius: var(--psc-radius);
    width: 100%;
    max-width: 520px;
    max-height: 92vh;
    overflow-y: auto;
    box-shadow: var(--psc-shadow-lg);
    display: flex;
    flex-direction: column;
    animation: psc-slide-up 0.2s ease;
}

.psc-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px 16px;
    border-bottom: 1px solid var(--psc-border);
    position: sticky;
    top: 0;
    background: var(--psc-surface);
    z-index: 1;
    border-radius: var(--psc-radius) var(--psc-radius) 0 0;
}

.psc-modal-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
    color: var(--psc-text);
}

.psc-modal-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--psc-text-muted);
    padding: 4px 6px;
    border-radius: var(--psc-radius-xs);
    line-height: 1;
    transition: var(--psc-transition-fast);
}

.psc-modal-close:hover {
    background: var(--psc-surface-alt);
    color: var(--psc-text);
}

.psc-modal-body    { padding: 24px; flex: 1; }
.psc-modal-footer  {
    padding: 16px 24px 20px;
    border-top: 1px solid var(--psc-border);
    display: flex;
    gap: 10px;
    position: sticky;
    bottom: 0;
    background: var(--psc-surface);
    border-radius: 0 0 var(--psc-radius) var(--psc-radius);
}

body.psc-modal-open { overflow: hidden; }

/* =============================================================================
   SHARED EMPTY STATE
   ============================================================================= */

.psc-empty-state {
    text-align: center;
    padding: 64px 32px;
    background: var(--psc-surface-alt);
    border-radius: var(--psc-radius);
    border: 2px dashed var(--psc-border);
}

.psc-empty-icon { font-size: 56px; margin-bottom: 16px; line-height: 1; }

.psc-empty-state h3 {
    margin: 0 0 8px;
    font-size: 18px;
    color: var(--psc-text);
    font-weight: 700;
}

.psc-empty-state p {
    margin: 0 0 24px;
    color: var(--psc-text-muted);
    font-size: 14px;
}

/* =============================================================================
   BOOKING LAYOUT (shared by [pawsphere_booking] and [pawsphere_clinic])
   ============================================================================= */

.psc-booking-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 32px;
    align-items: start;
    margin-top: 8px;
}

.psc-booking-form-col  {}
.psc-booking-summary-col {}

.psc-booking-title {
    margin: 0 0 6px;
    font-size: 22px;
    font-weight: 700;
    color: var(--psc-text);
    font-family: inherit;
}

.psc-booking-sub {
    margin: 0 0 28px;
    font-size: 14px;
    color: var(--psc-text-muted);
}

/* Form sections */
.psc-form-section {
    margin-bottom: 28px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--psc-border);
}

.psc-form-section:last-of-type { border-bottom: none; }

.psc-step-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    font-weight: 700;
    color: var(--psc-text);
    margin-bottom: 16px;
}

.psc-step-num {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--psc-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    flex-shrink: 0;
}

/* Pet selector */
.psc-pet-select-grid { display: flex; gap: 12px; flex-wrap: wrap; }

.psc-pet-select-card {
    position: relative;
    cursor: pointer;
    border: 2px solid var(--psc-border);
    border-radius: var(--psc-radius);
    padding: 14px 16px;
    min-width: 110px;
    text-align: center;
    transition: var(--psc-transition);
    background: var(--psc-surface);
    user-select: none;
}

.psc-pet-select-card:hover,
.psc-pet-select-card.is-selected {
    border-color: var(--psc-primary);
    background: var(--psc-primary-light);
}

.psc-pet-select-photo {
    width: 52px; height: 52px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--psc-primary);
    margin-bottom: 6px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.psc-pet-select-icon  { font-size: 40px; margin-bottom: 6px; line-height: 1; }
.psc-pet-select-name  { font-size: 13px; font-weight: 700; }
.psc-pet-select-breed { font-size: 11px; color: var(--psc-text-muted); margin-top: 2px; }

.psc-pet-select-check {
    position: absolute;
    top: -8px; right: -8px;
    width: 22px; height: 22px;
    border-radius: 50%;
    background: var(--psc-primary);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    display: none;
    align-items: center;
    justify-content: center;
}

.psc-pet-select-card.is-selected .psc-pet-select-check { display: flex; }

/* Slot picker */
.psc-slot-container { min-height: 60px; }

.psc-slot-hint {
    color: var(--psc-text-muted);
    font-size: 14px;
    margin: 0;
    padding: 16px;
    background: var(--psc-surface-alt);
    border-radius: var(--psc-radius-sm);
    border: 1px dashed var(--psc-border);
    text-align: center;
}

.psc-slot-grid { display: flex; flex-wrap: wrap; gap: 8px; }

.psc-slot-btn {
    padding: 8px 16px;
    border: 1.5px solid var(--psc-border);
    border-radius: var(--psc-radius-sm);
    background: var(--psc-surface);
    font-size: 13px;
    font-weight: 600;
    color: var(--psc-text);
    cursor: pointer;
    transition: var(--psc-transition-fast);
    font-family: inherit;
}

.psc-slot-btn:hover     { border-color: var(--psc-primary); color: var(--psc-primary); background: var(--psc-primary-light); }
.psc-slot-btn.is-selected { background: var(--psc-primary); border-color: var(--psc-primary); color: #fff; }

/* Booking summary */
.psc-booking-summary {
    background: var(--psc-surface);
    border: 1px solid var(--psc-border);
    border-radius: var(--psc-radius);
    padding: 24px;
    position: sticky;
    top: 24px;
    box-shadow: var(--psc-shadow);
}

.psc-summary-title { margin: 0 0 16px; font-size: 16px; font-weight: 700; }

.psc-summary-empty p { color: var(--psc-text-muted); font-size: 14px; margin: 0; text-align: center; padding: 24px 0; }

.psc-summary-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--psc-border);
    font-size: 14px;
}

.psc-summary-row:last-child { border-bottom: none; }
.psc-sum-label  { color: var(--psc-text-muted); flex-shrink: 0; }
.psc-sum-value  { font-weight: 600; text-align: right; }
.psc-summary-divider { height: 1px; background: var(--psc-border); margin: 8px 0; }
.psc-summary-total .psc-sum-label { font-weight: 700; color: var(--psc-text); font-size: 15px; }
.psc-sum-price  { font-size: 20px; font-weight: 800; color: var(--psc-primary); }

/* Trust signals */
.psc-booking-trust {
    margin-top: 16px;
    padding: 16px;
    background: var(--psc-surface-alt);
    border-radius: var(--psc-radius-sm);
    border: 1px solid var(--psc-border);
}

.psc-trust-item { font-size: 13px; color: var(--psc-text-muted); margin-bottom: 8px; line-height: 1.4; }
.psc-trust-item:last-child { margin-bottom: 0; }

/* Submit row */
.psc-booking-submit-row { margin-top: 8px; text-align: center; }
.psc-booking-disclaimer { margin: 10px 0 0; font-size: 12px; color: var(--psc-text-muted); }

/* Success state */
.psc-booking-success {
    text-align: center;
    padding: 64px 32px;
    background: var(--psc-success-bg);
    border-radius: var(--psc-radius);
    border: 1px solid var(--psc-success-border);
    max-width: 520px;
    margin: 40px auto;
    animation: psc-fade-in 0.3s ease;
}

.psc-booking-success .psc-success-icon { font-size: 60px; margin-bottom: 16px; }
.psc-booking-success h2 { margin: 0 0 8px; font-size: 24px; color: var(--psc-success-text); font-weight: 700; }
.psc-booking-success .psc-success-ref { margin: 0 0 8px; font-size: 15px; color: var(--psc-text-muted); }

/* =============================================================================
   DATE INPUT NORMALISATION (cross-browser)
   ============================================================================= */

input[type="date"].psc-input {
    max-width: 240px;
    cursor: pointer;
}

/* Remove Chrome calendar icon double-appearance on some themes */
input[type="date"].psc-input::-webkit-calendar-picker-indicator {
    opacity: 0.6;
    cursor: pointer;
}

/* =============================================================================
   PHOTO UPLOAD
   ============================================================================= */

.psc-photo-upload { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }

/* =============================================================================
   HISTORY TABLE (Profile shortcode)
   ============================================================================= */

.psc-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.psc-history-table { width: 100%; border-collapse: collapse; font-size: 14px; }

.psc-history-table th {
    text-align: left;
    padding: 10px 14px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--psc-text-muted);
    border-bottom: 1px solid var(--psc-border);
    white-space: nowrap;
}

.psc-history-table td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--psc-border);
    color: var(--psc-text);
    vertical-align: middle;
}

.psc-history-table tbody tr:last-child td { border-bottom: none; }
.psc-history-table tbody tr:hover td { background: var(--psc-surface-alt); }

/* =============================================================================
   RESPONSIVE — MOBILE FIRST
   768px breakpoint (tablet portrait / large phone landscape)
   ============================================================================= */

@media (max-width: 768px) {

    /* Booking layout */
    .psc-booking-layout {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .psc-booking-summary-col { order: -1; }

    .psc-booking-summary { position: static; }

    /* Pet select */
    .psc-pet-select-grid { gap: 8px; }

    /* Form grids */
    .psc-form-row-2,
    .psc-form-row-3 {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    /* Slot grid */
    .psc-slot-grid { gap: 6px; }
    .psc-slot-btn  { padding: 7px 12px; font-size: 12px; }

    /* Modal */
    .psc-modal { max-width: 100%; margin: 0 8px; }

    /* Profile tabs */
    .psc-tab-nav { flex-wrap: wrap; }
    .psc-tab-btn { font-size: 13px; padding: 8px 12px; }

    /* Pet overview */
    .psc-pet-meta-grid { grid-template-columns: repeat(2, 1fr); }

    /* Adoption grid */
    .psc-pet-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
}

/* =============================================================================
   RESPONSIVE — SMALL MOBILE
   480px breakpoint
   ============================================================================= */

@media (max-width: 480px) {

    .psc-profile-wrap,
    .psc-booking-wrap,
    .psc-adoption-wrap,
    .psc-cvas-wrap {
        padding-left: 8px;
        padding-right: 8px;
    }

    .psc-booking-title { font-size: 18px; }
    .psc-adoption-title { font-size: 20px; }

    /* Service grid: 2 columns */
    .psc-service-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }

    .psc-pet-grid { grid-template-columns: 1fr; }

    .psc-history-table th,
    .psc-history-table td { padding: 8px 10px; font-size: 13px; }

    .psc-btn-lg { padding: 12px 24px; font-size: 15px; }

    /* Adoption detail modal */
    .psc-pet-detail-grid { grid-template-columns: 1fr; }

    /* Profile pet switcher */
    .psc-pet-tab { min-width: 80px; padding: 10px 12px; }
    .psc-pet-tab-name { font-size: 11px; }

    /* Booking success */
    .psc-booking-success { padding: 40px 20px; }
}

/* =============================================================================
   PRINT STYLES — EMR printout
   ============================================================================= */

@media print {
    .psc-booking-summary-col,
    .psc-adoption-filters,
    .psc-booking-submit-row,
    .psc-load-more-wrap,
    #psc-booking-alert,
    #psc-adoption-alert { display: none !important; }

    .psc-booking-layout { grid-template-columns: 1fr !important; }
}

/* =============================================================================
   HIGH CONTRAST / ACCESSIBILITY
   ============================================================================= */

@media (forced-colors: active) {
    .psc-btn-primary   { forced-color-adjust: none; background: ButtonFace; color: ButtonText; border: 2px solid ButtonBorder; }
    .psc-slot-btn.is-selected { forced-color-adjust: none; }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}
