/* =============================================
   Event Calculator Pro — Frontend Styles
   Minimal & theme-inheritable.
   Override via CSS custom properties.
   ============================================= */

:root {
    --ecp-primary:        #2271b1;
    --ecp-primary-hover:  #135e96;
    --ecp-secondary:      #6c757d;
    --ecp-success:        #198754;
    --ecp-error:          #dc3545;
    --ecp-warning:        #f59e0b;
    --ecp-border:         #dee2e6;
    --ecp-bg:             #ffffff;
    --ecp-bg-alt:         #f8f9fa;
    --ecp-text:           #212529;
    --ecp-radius:         6px;
    --ecp-shadow:         0 2px 8px rgba(0,0,0,0.08);
    --ecp-spacing:        1.25rem;
    --ecp-font:           inherit;
}

/* --- Wrapper --- */
.ecp-wrapper {
    max-width: 780px;
    margin: 2rem auto;
    padding: var(--ecp-spacing);
    font-family: var(--ecp-font);
    color: var(--ecp-text);

    background: var(--ecp-bg);
    border: 1px solid var(--ecp-border);
    border-radius: var(--ecp-radius);
    box-shadow: var(--ecp-shadow);
    position: relative;
}

/* --- Calculator Header --- */
.ecp-header {
    text-align: center;
    margin-bottom: calc(var(--ecp-spacing) * 1.25);
    padding-bottom: var(--ecp-spacing);
    border-bottom: 1px solid var(--ecp-border);
}
.ecp-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--ecp-primary);
    margin: 0 0 .4rem;
}
.ecp-description {
    font-size: .97rem;
    color: var(--ecp-secondary);
    margin: 0;
}

/* --- Progress Bar --- */
.ecp-progress-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-bottom: calc(var(--ecp-spacing) * 1.5);
}

.ecp-progress-step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 50%;
    background: var(--ecp-bg-alt);
    border: 2px solid var(--ecp-border);
    font-weight: 700;
    font-size: 0.875rem;
    color: var(--ecp-secondary);
    transition: background 0.2s, color 0.2s, border-color 0.2s;
    position: relative;
    z-index: 1;
}

.ecp-progress-sep {
    flex: 1;
    max-width: 80px;
    height: 2px;
    background: var(--ecp-border);
    transition: background 0.2s;
}

.ecp-progress-step.ecp-prog-active {
    background: var(--ecp-primary);
    border-color: var(--ecp-primary);
    color: #fff;
}

.ecp-progress-step.ecp-prog-done {
    background: var(--ecp-success);
    border-color: var(--ecp-success);
    color: #fff;
}

.ecp-progress-step.ecp-prog-done + .ecp-progress-sep {
    background: var(--ecp-success);
}

/* --- Steps --- */
.ecp-step {
    display: none;
    animation: ecpFadeIn 0.22s ease;
}

.ecp-step.ecp-active {
    display: block;
}

@keyframes ecpFadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.ecp-step-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin: 0 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--ecp-border);
    color: var(--ecp-text);
}

.ecp-step-actions {
    margin-top: var(--ecp-spacing);
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* --- Fields (Step 1) --- */
.ecp-field-row {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.ecp-field-row .ecp-field {
    flex: 1;
    min-width: 180px;
}

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

.ecp-field label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.35rem;
    font-size: 0.9rem;
}

.ecp-field input[type="number"],
.ecp-field input[type="date"] {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--ecp-border);
    border-radius: var(--ecp-radius);
    font-size: 1rem;
    background: var(--ecp-bg);
    color: var(--ecp-text);
    transition: border-color 0.15s;
    box-sizing: border-box;
}

.ecp-field input:focus {
    outline: none;
    border-color: var(--ecp-primary);
    box-shadow: 0 0 0 3px rgba(34,113,177,0.15);
}

.ecp-required { color: var(--ecp-error); }

/* --- Allergy checkboxes --- */
.ecp-checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.25rem;
}

.ecp-checkbox-group label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: normal;
    cursor: pointer;
    font-size: 0.9rem;
}

/* ============================================
   CATEGORY BLOCKS — STEP 2
   ============================================ */
.ecp-category-block {
    background: var(--ecp-bg-alt);
    border: 1px solid var(--ecp-border);
    border-radius: var(--ecp-radius);
    padding: var(--ecp-spacing);
    margin-bottom: 1rem;
    transition: border-color 0.15s;
}

.ecp-category-block.ecp-cat-error {
    border-color: var(--ecp-error);
}

/* Header row: title + instruction */
.ecp-category-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 0.75rem;
}

.ecp-category-header h3 {
    font-size: 1rem;
    font-weight: 700;
    margin: 0;
}

.ecp-flavor-instruction {
    font-size: 0.8rem;
    color: var(--ecp-secondary);
    white-space: nowrap;
}

.ecp-flavor-instruction.ecp-limit-reached {
    color: var(--ecp-warning);
    font-weight: 600;
}

/* Flavor list */
.ecp-flavor-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 0.4rem 0.75rem;
}

.ecp-flavor-item {
    border-radius: calc(var(--ecp-radius) - 1px);
    transition: background 0.1s;
}

.ecp-flavor-item label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 0.6rem;
    border-radius: calc(var(--ecp-radius) - 1px);
    cursor: pointer;
    font-weight: normal;
    font-size: 0.9rem;
    border: 1px solid transparent;
    transition: background 0.12s, border-color 0.12s;
    line-height: 1.3;
    background: var(--ecp-bg);
    border-color: var(--ecp-border);
}

.ecp-flavor-item label:hover {
    background: #e8f0fb;
    border-color: var(--ecp-primary);
}

/* Checked state */
.ecp-flavor-item input[type="checkbox"]:checked + span,
.ecp-flavor-item label:has(input:checked) {
    /* Fallback for browsers without :has() */
}

.ecp-flavor-item input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    flex-shrink: 0;
    accent-color: var(--ecp-primary);
    cursor: pointer;
}

/* When checked — highlight the whole label */
.ecp-flavor-item label:has(input:checked) {
    background: #dbeafe;
    border-color: var(--ecp-primary);
    font-weight: 600;
}

/* Disabled (max reached, unchecked) */
.ecp-flavor-item.ecp-flavor-disabled label {
    opacity: 0.45;
    cursor: not-allowed;
    pointer-events: none;
}

.ecp-flavor-name {
    flex: 1;
}

.ecp-flavor-price {
    color: var(--ecp-secondary);
    font-size: 0.82rem;
    white-space: nowrap;
}

.ecp-flavor-empty {
    color: var(--ecp-secondary);
    font-size: 0.9rem;
    padding: 0.5rem 0;
    grid-column: 1 / -1;
}

/* Qty hint */
.ecp-qty-hint {
    font-size: 0.82rem;
    color: var(--ecp-primary);
    margin-top: 0.5rem;
    font-weight: 500;
    min-height: 1.2em;
}

.ecp-no-products {
    color: var(--ecp-secondary);
    padding: 0.5rem 0;
}

/* --- Professionals Grid --- */
.ecp-professionals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(185px, 1fr));
    gap: 1rem;
    margin-bottom: var(--ecp-spacing);
}

.ecp-professional-card {
    background: var(--ecp-bg-alt);
    border: 1px solid var(--ecp-border);
    border-radius: var(--ecp-radius);
    padding: 1rem;
    text-align: center;
}

.ecp-professional-card h4 {
    margin: 0 0 0.3rem;
    font-size: 0.95rem;
    font-weight: 700;
}

.ecp-professional-card .ecp-price {
    font-size: 0.82rem;
    color: var(--ecp-secondary);
    margin-bottom: 0.7rem;
}

.ecp-professional-card input[type="number"] {
    width: 100%;
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--ecp-border);
    border-radius: var(--ecp-radius);
    font-size: 0.95rem;
    text-align: center;
    background: var(--ecp-bg);
    color: var(--ecp-text);
    box-sizing: border-box;
}

/* --- Summary (Step 4) --- */
.ecp-summary {
    background: var(--ecp-bg-alt);
    border: 1px solid var(--ecp-border);
    border-radius: var(--ecp-radius);
    padding: var(--ecp-spacing);
    margin-bottom: var(--ecp-spacing);
}

.ecp-summary table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 0.75rem;
}

.ecp-summary th,
.ecp-summary td {
    text-align: left;
    padding: 0.45rem 0.6rem;
    border-bottom: 1px solid var(--ecp-border);
    font-size: 0.9rem;
    vertical-align: middle;
}

.ecp-summary th {
    font-weight: 700;
    color: var(--ecp-secondary);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.ecp-summary tr:last-child td {
    border-bottom: none;
}

.ecp-summary-cat {
    font-weight: 700;
    vertical-align: top;
}

.ecp-summary-qty {
    font-weight: 700;
    color: var(--ecp-primary);
    white-space: nowrap;
}

/* Info bar */
.ecp-summary-info {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
    font-size: 0.88rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--ecp-border);
}

/* Professionals in summary */
.ecp-summary-profs {
    margin-top: 0.6rem;
    font-size: 0.88rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--ecp-border);
}

.ecp-summary-profs ul {
    margin: 0.3rem 0 0;
    padding-left: 1.25rem;
}

.ecp-summary-profs li {
    margin-bottom: 0.15rem;
}

.ecp-prof-price {
    color: var(--ecp-secondary);
}

/* --- Buttons --- */
.ecp-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.6rem 1.4rem;
    border: none;
    border-radius: var(--ecp-radius);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: background 0.15s, opacity 0.15s;
    text-decoration: none;
}

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

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

.ecp-btn-back {
    background: var(--ecp-bg-alt);
    color: var(--ecp-text);
    border: 1px solid var(--ecp-border);
}

.ecp-btn-back:hover {
    background: var(--ecp-border);
}

.ecp-btn-primary {
    background: var(--ecp-success);
    color: #fff;
}

.ecp-btn-primary:hover {
    opacity: 0.88;
}

.ecp-btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

/* --- Messages --- */
.ecp-message {
    margin-top: 0.85rem;
    padding: 0.7rem 1rem;
    border-radius: var(--ecp-radius);
    font-size: 0.9rem;
    font-weight: 600;
    display: none;
}

.ecp-message.ecp-success {
    background: #d1e7dd;
    color: #0f5132;
    border: 1px solid #badbcc;
}

.ecp-message.ecp-error {
    background: #f8d7da;
    color: #842029;
    border: 1px solid #f5c2c7;
}

/* --- Responsive --- */
@media (max-width: 540px) {
    .ecp-wrapper {
        margin: 0.75rem;
        padding: 1rem;
    }

    .ecp-field-row {
        flex-direction: column;
    }

    .ecp-professionals-grid {
        grid-template-columns: 1fr 1fr;
    }

    .ecp-flavor-list {
        grid-template-columns: 1fr;
    }

    .ecp-progress-sep {
        max-width: 40px;
    }

    .ecp-summary-info {
        flex-direction: column;
        gap: 0.25rem;
    }
}