/* ============================================================
   Root Calculator - Single Column Modern Layout
   ============================================================ */

.putroot-section .pute-container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 24px 50px;
}

/* ── Controls Bar (Tabs) ─────────────────────────────────────── */
.putroot-controls-bar {
    padding-top: 50px;
    margin-bottom: 24px;
    display: flex;
    justify-content: center;
}

.putroot-method-tabs {
    display: inline-flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
}

.putroot-method-tab {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    border: 2px solid var(--st-border);
    border-radius: var(--st-radius);
    background: #fff;
    color: var(--st-text-muted);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--st-transition);
}

.putroot-method-tab .dashicons { font-size: 18px; width: 18px; height: 18px; line-height: 1; }
.putroot-method-tab:hover { border-color: var(--st-primary); color: var(--st-primary); background: #fff8f0; }
.putroot-method-tab.putroot-active { background: var(--st-gradient); border-color: var(--st-primary); color: #fff; box-shadow: 0 2px 8px rgba(255, 77, 0, 0.25); }

/* ── Calculator Card ─────────────────────────────────────────── */
.putroot-calc-card { background: var(--st-white); border: 2px solid #ffe0cc; border-radius: var(--st-radius-lg); overflow: hidden; box-shadow: var(--st-shadow-md); }
.putroot-card-header { display: flex; align-items: center; gap: 12px; padding: 20px 28px; background: linear-gradient(135deg, #fff4ef 0%, #fff8f0 100%); border-bottom: 2px solid #ffe0cc; }
.putroot-card-header .dashicons { font-size: 1.5rem; width: 28px; height: 28px; line-height: 1; color: var(--st-primary); }
.putroot-card-header h3 { margin: 0; font-size: 1.15rem; font-weight: 800; color: var(--st-secondary); }

/* ── Form ────────────────────────────────────────────────────── */
.putroot-form { padding: 28px; }
.putroot-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 20px; align-items: start; }
.putroot-field label { display: block; font-size: 0.8rem; font-weight: 700; color: var(--st-secondary); margin-bottom: 5px; }
.putroot-input-wrap { position: relative; }
.putroot-input-wrap input { width: 100%; padding: 11px 50px 11px 14px; border: 2px solid var(--st-border); border-radius: var(--st-radius); font-size: 1rem; font-weight: 500; color: var(--st-text); outline: none; transition: border-color var(--st-transition); box-sizing: border-box; background: #fff; }
.putroot-input-wrap input:focus { border-color: var(--st-primary); box-shadow: 0 0 0 3px rgba(255, 77, 0, 0.08); }
.putroot-input-wrap input::placeholder { color: #c4c4c4; font-weight: 400; }
.putroot-unit-label { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); font-weight: 800; color: var(--st-primary); font-size: 0.88rem; pointer-events: none; }

/* ── Buttons ─────────────────────────────────────────────────── */
.putroot-btn-group { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ── Result Card ─────────────────────────────────────────────── */
.putroot-result-card { margin-top: 28px; background: var(--st-white); border: 2px solid #d1fae5; border-radius: var(--st-radius-lg); overflow: hidden; box-shadow: var(--st-shadow-md); }
.putroot-result-banner { padding: 32px 28px; text-align: center; background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 50%, #f0fdf4 100%); border-bottom: 1px solid #d1fae5; }
.putroot-result-equation { font-size: 0.95rem; font-weight: 600; color: #6b7280; margin-bottom: 8px; letter-spacing: 0.3px; }
.putroot-result-number { font-size: 2.8rem; font-weight: 800; color: #059669; line-height: 1.1; word-break: break-word; }

/* ── Action Buttons ──────────────────────────────────────────── */
.putroot-result-actions { display: flex; gap: 10px; padding: 14px 28px; border-bottom: 1px solid #e5e7eb; justify-content: center; flex-wrap: wrap; }
.putroot-action-btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; border: 1.5px solid var(--st-border); border-radius: var(--st-radius); background: #fff; color: var(--st-text); font-size: 0.82rem; font-weight: 600; cursor: pointer; transition: all var(--st-transition); }
.putroot-action-btn:hover { border-color: var(--st-primary); color: var(--st-primary); background: #fff8f0; }
.putroot-action-btn .dashicons { font-size: 16px; width: 16px; height: 16px; line-height: 1; }

/* ── Details Row ─────────────────────────────────────────────── */
.putroot-details-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.putroot-detail-card { padding: 0; }
.putroot-breakdown-card { border-right: 1px solid #e5e7eb; }
.putroot-detail-card-header { display: flex; align-items: center; gap: 8px; padding: 14px 24px; background: #f9fafb; border-bottom: 1px solid #e5e7eb; }
.putroot-detail-card-header .dashicons { font-size: 18px; width: 18px; height: 18px; line-height: 1; color: var(--st-primary); }
.putroot-detail-card-header h4 { margin: 0; font-size: 0.82rem; font-weight: 700; color: var(--st-secondary); text-transform: uppercase; letter-spacing: 0.4px; }
.putroot-detail-card-body { padding: 4px 0; }
.putroot-detail-line { display: flex; justify-content: space-between; align-items: center; padding: 10px 24px; border-bottom: 1px solid #f3f4f6; }
.putroot-detail-line:last-child { border-bottom: none; }
.putroot-detail-key { font-size: 0.85rem; font-weight: 600; color: #6b7280; }
.putroot-detail-val { font-size: 0.85rem; font-weight: 600; color: var(--st-text); text-align: right; word-break: break-word; max-width: 55%; }
.putroot-detail-line-answer { background: #f0fdf4; }
.putroot-detail-line-answer .putroot-detail-val { color: #059669; font-weight: 800; }

/* ── Educational Card ────────────────────────────────────────── */
.putroot-edu-card { border-top: 1px solid #e5e7eb; }
.putroot-edu-body { padding: 20px 24px 24px; }
.putroot-edu-body > p { margin: 0 0 18px; font-size: 0.9rem; color: #6b7280; line-height: 1.65; }
.putroot-edu-formula-box { background: #f9fafb; border: 1px solid #e5e7eb; border-radius: var(--st-radius); overflow: hidden; }
.putroot-edu-formula-title { padding: 10px 16px; background: #f3f4f6; font-size: 0.78rem; font-weight: 700; color: var(--st-secondary); text-transform: uppercase; letter-spacing: 0.4px; border-bottom: 1px solid #e5e7eb; }
.putroot-edu-formula-row { display: flex; align-items: center; gap: 14px; padding: 11px 16px; border-bottom: 1px solid #f3f4f6; }
.putroot-edu-formula-row:last-child { border-bottom: none; }
.putroot-edu-formula-tag { display: inline-block; padding: 3px 10px; background: #fff8f0; border: 1px solid #ffe0cc; border-radius: 50px; font-size: 0.75rem; font-weight: 700; color: var(--st-primary); white-space: nowrap; flex-shrink: 0; }
.putroot-edu-formula-eq { font-size: 0.88rem; font-weight: 600; color: var(--st-text); }

/* ── Examples Card ───────────────────────────────────────────── */
.putroot-examples-card { border-top: 1px solid #e5e7eb; }
.putroot-examples-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 20px 24px 24px; }
.putroot-example-item { padding: 16px; background: #fff8f0; border: 1px solid #ffe0cc; border-radius: var(--st-radius); }
.putroot-example-badge { display: inline-block; padding: 2px 10px; background: var(--st-gradient); color: #fff; font-size: 0.7rem; font-weight: 700; border-radius: 50px; margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.3px; }
.putroot-example-body { font-size: 0.85rem; color: #6b7280; line-height: 1.55; }
.putroot-example-body strong { color: var(--st-text); }

/* ── Disclaimer ──────────────────────────────────────────────── */
.putroot-disclaimer { display: flex; align-items: flex-start; gap: 10px; margin: 0; padding: 14px 24px; background: #fffbeb; border-top: 1px solid #fde68a; }
.putroot-disclaimer .dashicons { color: #d97706; font-size: 20px; width: 20px; height: 20px; line-height: 1; flex-shrink: 0; margin-top: 2px; }
.putroot-disclaimer p { margin: 0; font-size: 0.84rem; color: #92400e; line-height: 1.5; }

/* ============================================================
   Custom Warning Modal
   ============================================================ */
.putroot-modal-overlay { position: fixed; inset: 0; background: rgba(0, 0, 0, 0.45); z-index: 999999; display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.2s ease; }
.putroot-modal-overlay.putroot-modal-show { opacity: 1; }
.putroot-modal-card { background: #fff; border-radius: var(--st-radius-lg); box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3); width: 90%; max-width: 420px; overflow: hidden; transform: scale(0.9); transition: transform 0.2s ease; }
.putroot-modal-overlay.putroot-modal-show .putroot-modal-card { transform: scale(1); }
.putroot-modal-header { display: flex; align-items: center; gap: 10px; padding: 16px 20px; background: linear-gradient(135deg, #fff4ef, #fff8f0); border-bottom: 2px solid #ffe0cc; }
.putroot-modal-header .dashicons-warning { color: #d97706; font-size: 24px; width: 24px; height: 24px; line-height: 1; flex-shrink: 0; }
.putroot-modal-header h4 { margin: 0; flex: 1; font-size: 1.05rem; font-weight: 700; color: var(--st-secondary); }
.putroot-modal-close { background: none; border: none; cursor: pointer; padding: 4px; color: var(--st-text-muted); line-height: 1; transition: color var(--st-transition); }
.putroot-modal-close:hover { color: #dc2626; }
.putroot-modal-close .dashicons { font-size: 22px; width: 22px; height: 22px; line-height: 1; }
.putroot-modal-body { padding: 24px 20px; }
.putroot-modal-body p { margin: 0; font-size: 0.95rem; color: var(--st-text); line-height: 1.6; }

/* ============================================================
   Print / PDF
   ============================================================ */
@media print {
    @page { size: A4 portrait; margin: 15mm 12mm; }
    * { -webkit-print-color-adjust: exact !important; print-color-adjust: exact !important; color-adjust: exact !important; }
    body { margin: 0; padding: 0; background: #fff; }
    .putroot-controls-bar, .putroot-btn-group, .putroot-result-actions, .putroot-disclaimer, .putroot-modal-overlay, .pute-single-hero, .pute-single-sidebar, .putroot-section .pute-single-breadcrumbs, .putroot-section .more-tools, .putroot-section ~ section { display: none !important; }
    .putroot-section { padding: 0 !important; background: #fff !important; }
    .putroot-section .pute-container { max-width: 100% !important; padding: 0 !important; margin: 0 !important; }
    .putroot-calc-card { border: 1.5px solid #ddd !important; box-shadow: none !important; border-radius: 6px !important; break-inside: avoid; page-break-inside: avoid; margin-bottom: 12px; }
    .putroot-card-header { padding: 12px 16px !important; background: #f9fafb !important; border-bottom: 1.5px solid #ddd !important; }
    .putroot-card-header h3 { font-size: 1rem !important; color: #111 !important; }
    .putroot-form { padding: 16px !important; }
    .putroot-form-grid { grid-template-columns: 1fr 1fr !important; gap: 16px !important; }
    .putroot-input-wrap input { border: 1px solid #ccc !important; padding: 8px 40px 8px 10px !important; font-size: 0.9rem !important; }
    .putroot-result-card { border: 1.5px solid #ccc !important; box-shadow: none !important; border-radius: 6px !important; margin-top: 12px !important; break-inside: avoid; page-break-inside: avoid; }
    .putroot-result-banner { padding: 20px 16px !important; background: #f9fafb !important; border-bottom: 1.5px solid #ddd !important; }
    .putroot-result-number { font-size: 2rem !important; color: #111 !important; }
    .putroot-details-row { grid-template-columns: 1fr 1fr !important; border-bottom: 1px solid #ddd !important; }
    .putroot-breakdown-card { border-right: 1px solid #ddd !important; }
    .putroot-detail-card-header { background: #f3f4f6 !important; padding: 8px 16px !important; border-bottom: 1px solid #ddd !important; }
    .putroot-detail-line { padding: 7px 16px !important; border-bottom: 1px solid #eee !important; }
    .putroot-detail-key { font-size: 0.78rem !important; color: #555 !important; }
    .putroot-detail-val { font-size: 0.78rem !important; color: #111 !important; }
    .putroot-edu-card { border-top: 1px solid #ddd !important; break-inside: avoid; page-break-inside: avoid; }
    .putroot-edu-body { padding: 12px 16px 16px !important; }
    .putroot-examples-card { border-top: 1px solid #ddd !important; break-inside: avoid; page-break-inside: avoid; }
    .putroot-examples-grid { grid-template-columns: 1fr 1fr !important; gap: 8px !important; padding: 12px 16px 16px !important; }
    .putroot-example-item { padding: 10px 12px !important; border: 1px solid #ddd !important; background: #f9fafb !important; }
    .putroot-example-badge { background: #e5e7eb !important; color: #333 !important; font-size: 0.65rem !important; padding: 1px 8px !important; }
    .putroot-example-body { font-size: 0.78rem !important; color: #444 !important; }
    .putroot-calc-card, .putroot-result-card, .putroot-edu-card, .putroot-examples-card { break-inside: avoid; page-break-inside: avoid; }
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 768px) {
    .putroot-form-grid { grid-template-columns: 1fr; }
    .putroot-details-row { grid-template-columns: 1fr; }
    .putroot-breakdown-card { border-right: none; border-bottom: 1px solid #e5e7eb; }
    .putroot-method-tab { padding: 9px 16px; font-size: 0.85rem; }
}

@media (max-width: 480px) {
    .putroot-section .pute-container { padding: 0 16px 40px; }
    .putroot-method-tab { padding: 9px 14px; font-size: 0.82rem; }
    .putroot-card-header { padding: 16px 20px; }
    .putroot-form { padding: 20px; }
    .putroot-result-banner { padding: 24px 20px; }
    .putroot-result-number { font-size: 2rem; }
    .putroot-result-actions { padding: 12px 20px; }
    .putroot-detail-card-header { padding: 12px 20px; }
    .putroot-detail-line { padding: 10px 20px; }
    .putroot-detail-val { max-width: 50%; }
    .putroot-examples-grid { grid-template-columns: 1fr; padding: 16px 20px 20px; }
    .putroot-edu-body { padding: 16px 20px 20px; }
    .putroot-disclaimer { padding: 12px 20px; }
}