/* ══ Kreator Budowlany LEAD — Frontend CSS ══ */
:root {
    --kbl-primary:  #1e3a5f;
    --kbl-accent:   #e85d04;
    --kbl-success:  #22c55e;
    --kbl-light:    #f5f7fa;
    --kbl-border:   #e5e7eb;
    --kbl-radius:   10px;
    --kbl-shadow:   0 4px 24px rgba(0,0,0,.1);
}

/* ══ Container ══ */
.kbl-calculator { max-width: 860px; margin: 0 auto; font-family: 'Segoe UI', system-ui, Arial, sans-serif; color: #222; }

/* ══ Stepper ══ */
.kbl-stepper { display: flex; align-items: center; justify-content: center; margin-bottom: 32px; gap: 0; }
.kbl-step { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.kbl-step__circle {
    width: 40px; height: 40px; border-radius: 50%;
    background: #e5e7eb; color: #9ca3af; font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    font-size: 16px; transition: all .3s; border: 3px solid transparent;
}
.kbl-step__label { font-size: 12px; color: #9ca3af; font-weight: 600; transition: color .3s; white-space: nowrap; }
.kbl-step--active  .kbl-step__circle { background: var(--kbl-primary); color: #fff; border-color: var(--kbl-primary); }
.kbl-step--active  .kbl-step__label  { color: var(--kbl-primary); }
.kbl-step--done    .kbl-step__circle { background: var(--kbl-success); color: #fff; border-color: var(--kbl-success); }
.kbl-step--done    .kbl-step__label  { color: var(--kbl-success); }
.kbl-step__line { flex: 1; height: 3px; background: #e5e7eb; min-width: 40px; max-width: 80px; margin: 0 4px; position: relative; top: -13px; transition: background .3s; }
.kbl-step__line--done { background: var(--kbl-success); }

/* ══ Panels ══ */
.kbl-panel { display: none; animation: kblFadeIn .3s ease; }
.kbl-panel--active { display: block; }
@keyframes kblFadeIn { from { opacity:0; transform:translateY(8px); } to { opacity:1; transform:none; } }
.kbl-panel__title { font-size: 20px; color: var(--kbl-primary); margin: 0 0 6px; }
.kbl-panel__desc  { color: #6b7280; margin: 0 0 20px; font-size: 14px; }

/* ══ Accordion ══ */
.kbl-accordion { border: 1px solid var(--kbl-border); border-radius: var(--kbl-radius); overflow: hidden; margin-bottom: 16px; }
.kbl-acc-item { border-bottom: 1px solid var(--kbl-border); }
.kbl-acc-item:last-child { border-bottom: none; }
.kbl-acc-toggle {
    width: 100%; background: #fff; border: none; padding: 14px 18px;
    display: flex; justify-content: space-between; align-items: center;
    cursor: pointer; font-size: 14px; font-weight: 600; color: #333;
    transition: background .15s;
}
.kbl-acc-toggle:hover { background: var(--kbl-light); }
.kbl-acc-toggle[aria-expanded="true"] { background: #eef4ff; color: var(--kbl-primary); }
.kbl-acc-count { background: var(--kbl-primary); color: #fff; border-radius: 20px; padding: 2px 8px; font-size: 11px; font-weight: 700; min-width: 20px; text-align: center; }
.kbl-acc-count[data-count="0"], .kbl-acc-count:empty { background: #e5e7eb; color: #9ca3af; }
.kbl-acc-arrow { transition: transform .2s; flex-shrink: 0; }
.kbl-acc-toggle[aria-expanded="true"] .kbl-acc-arrow { transform: rotate(180deg); }
.kbl-acc-body { display: none; padding: 8px 0; }
.kbl-acc-body.is-open { display: block; }

/* ══ Service Items ══ */
.kbl-service-item {
    display: flex; align-items: center; gap: 12px;
    padding: 10px 18px; cursor: pointer; transition: background .1s;
    border-bottom: 1px solid #f3f4f6;
}
.kbl-service-item:last-child { border-bottom: none; }
.kbl-service-item:hover { background: #f9fafb; }
.kbl-service-check { width: 18px; height: 18px; cursor: pointer; accent-color: var(--kbl-primary); flex-shrink: 0; }
.kbl-service-name { flex: 1; font-size: 14px; }
.kbl-service-meta { font-size: 12px; color: #9ca3af; white-space: nowrap; }
.kbl-service-item:has(.kbl-service-check:checked) { background: #eef4ff; }

/* ══ Search ══ */
.kbl-search-wrap { margin-bottom: 12px; }
.kbl-search { width: 100%; padding: 10px 16px; border: 2px solid var(--kbl-border); border-radius: 8px; font-size: 14px; outline: none; box-sizing: border-box; }
.kbl-search:focus { border-color: var(--kbl-primary); }

/* ══ Selection Summary ══ */
.kbl-selection-summary { background: #eef4ff; border: 1px solid #bdd4f5; border-radius: 8px; padding: 10px 16px; margin-bottom: 16px; font-size: 14px; color: var(--kbl-primary); }

/* ══ City Row ══ */
.kbl-city-row { margin-bottom: 20px; }
.kbl-label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 6px; }
.kbl-input { width: 100%; max-width: 380px; padding: 10px 14px; border: 2px solid var(--kbl-border); border-radius: 8px; font-size: 14px; outline: none; box-sizing: border-box; }
.kbl-input:focus { border-color: var(--kbl-primary); }

/* ══ Items Table ══ */
.kbl-items-table-wrap { overflow-x: auto; margin-bottom: 20px; }
.kbl-items-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.kbl-items-table thead tr { background: var(--kbl-primary); color: #fff; }
.kbl-items-table th { padding: 10px 12px; text-align: left; font-weight: 600; }
.kbl-items-table td { padding: 8px 12px; border-bottom: 1px solid #f3f4f6; }
.kbl-items-table tbody tr:hover { background: #f9fafb; }
.kbl-total-row td { background: #f5f7fa; font-size: 15px; border-top: 2px solid var(--kbl-border); }
.kbl-total-val { font-size: 18px; font-weight: 800; color: var(--kbl-primary); }
.kbl-item-qty-input { width: 80px; padding: 6px 8px; border: 1px solid #ddd; border-radius: 4px; text-align: right; font-size: 14px; }
.kbl-item-price-input { width: 90px; padding: 6px 8px; border: 1px solid #ddd; border-radius: 4px; text-align: right; font-size: 14px; }
.kbl-item-remove { background: #fee2e2; border: none; color: #dc2626; padding: 5px 9px; border-radius: 4px; cursor: pointer; font-size: 14px; }

/* ══ Result Hero ══ */
.kbl-result-hero { text-align: center; padding: 32px 20px; background: linear-gradient(135deg,var(--kbl-primary),#2d5fa3); color: #fff; border-radius: var(--kbl-radius); margin-bottom: 24px; }
.kbl-result-hero__label { font-size: 14px; opacity: .8; margin-bottom: 8px; }
.kbl-result-hero__val { font-size: 42px; font-weight: 900; line-height: 1; letter-spacing: -1px; }
.kbl-result-hero__city { margin-top: 8px; font-size: 14px; opacity: .75; }

/* ══ Chart ══ */
.kbl-chart-wrap { margin-bottom: 24px; background: #fff; border: 1px solid var(--kbl-border); border-radius: var(--kbl-radius); padding: 16px; }

/* ══ Result Table ══ */
.kbl-result-table-wrap { overflow-x: auto; margin-bottom: 24px; }
.kbl-result-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.kbl-result-table thead tr { background: #f5f7fa; }
.kbl-result-table th { padding: 10px 12px; text-align: left; border-bottom: 2px solid var(--kbl-border); font-size: 13px; color: #6b7280; }
.kbl-result-table td { padding: 10px 12px; border-bottom: 1px solid #f3f4f6; }
.kbl-progress-bar-bg { background: #e5e7eb; border-radius: 4px; height: 6px; min-width: 60px; }
.kbl-progress-bar    { background: var(--kbl-accent); border-radius: 4px; height: 6px; transition: width .6s ease; }

/* ══ Lead Form ══ */
.kbl-lead-section { margin-top: 24px; }
.kbl-lead-form-wrap { background: #fff; border: 1px solid var(--kbl-border); border-radius: var(--kbl-radius); padding: 28px; }
.kbl-lead-form-wrap h3 { margin-top: 0; color: var(--kbl-primary); }
.kbl-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 16px; }
@media (max-width: 600px) { .kbl-form-grid { grid-template-columns: 1fr; } }
.kbl-form-field label { display: block; font-weight: 600; font-size: 13px; margin-bottom: 5px; }
.kbl-form-field input { width: 100%; box-sizing: border-box; padding: 10px 14px; border: 2px solid var(--kbl-border); border-radius: 8px; font-size: 14px; outline: none; }
.kbl-form-field input:focus { border-color: var(--kbl-primary); }
.kbl-error-msg { background: #fee2e2; border: 1px solid #fecaca; color: #dc2626; border-radius: 6px; padding: 10px 14px; font-size: 13px; margin-bottom: 12px; }
.kbl-rodo-note { font-size: 11px; color: #9ca3af; margin-top: 12px; }
.kbl-btn-full { width: 100%; justify-content: center; }

/* ══ Lead Success ══ */
.kbl-lead-success { text-align: center; padding: 32px 20px; }
.kbl-success-icon { font-size: 48px; margin-bottom: 12px; }
.kbl-lead-success h3 { color: var(--kbl-success); margin-bottom: 8px; }

/* ══ Free info ══ */
.kbl-free-info { background: #f5f7fa; border: 2px dashed var(--kbl-border); border-radius: var(--kbl-radius); padding: 32px; text-align: center; }
.kbl-free-info__icon { font-size: 40px; margin-bottom: 12px; }
.kbl-free-info h3 { color: var(--kbl-primary); margin-bottom: 8px; }
.kbl-free-info p  { color: #6b7280; margin-bottom: 20px; }

/* ══ Navigation ══ */
.kbl-nav { display: flex; justify-content: space-between; align-items: center; margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--kbl-border); }

/* ══ Buttons ══ */
.kbl-btn         { display: inline-flex; align-items: center; gap: 8px; padding: 10px 22px; border-radius: 8px; font-size: 14px; font-weight: 700; border: none; cursor: pointer; text-decoration: none; transition: all .15s; line-height: 1.4; }
.kbl-btn:disabled { opacity: .5; cursor: not-allowed; }
.kbl-btn-primary { background: var(--kbl-primary); color: #fff; }
.kbl-btn-primary:hover:not(:disabled) { background: #162d4a; }
.kbl-btn-orange  { background: var(--kbl-accent); color: #fff; }
.kbl-btn-orange:hover:not(:disabled) { background: #c44d00; }
.kbl-btn-outline { background: transparent; color: var(--kbl-primary); border: 2px solid var(--kbl-primary); }
.kbl-btn-outline:hover { background: var(--kbl-primary); color: #fff; }
.kbl-btn-lg      { padding: 13px 30px; font-size: 15px; }

/* ══ Overlay / spinner ══ */
.kbl-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 9999; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px; color: #fff; }
.kbl-spinner { width: 48px; height: 48px; border: 5px solid rgba(255,255,255,.3); border-top-color: #fff; border-radius: 50%; animation: kblSpin .8s linear infinite; }
@keyframes kblSpin { to { transform: rotate(360deg); } }

/* ══ Print ══ */
@media print {
    .kbl-stepper, .kbl-nav, .kbl-lead-section, .kbl-btn { display: none !important; }
    .kbl-panel { display: block !important; }
}

/* ══ Responsive ══ */
@media (max-width: 600px) {
    .kbl-result-hero__val { font-size: 30px; }
    .kbl-stepper { gap: 4px; }
    .kbl-step__label { display: none; }
}