/* ===========================
   Báo Giá Xây Dựng Plugin CSS
   =========================== */

:root {
    --bgxd-primary: #102E50;
    --bgxd-primary-dark: #102E50;
    --bgxd-secondary: #1a3a5c;
    --bgxd-accent: #f5a623;
    --bgxd-bg: #f7f8fa;
    --bgxd-card-bg: #ffffff;
    --bgxd-border: #e2e6ea;
    --bgxd-text: #2c3e50;
    --bgxd-text-light: #6c757d;
    --bgxd-success: #27ae60;
    --bgxd-radius: 12px;
    --bgxd-shadow: 0 4px 20px rgba(0,0,0,0.08);
    --bgxd-shadow-hover: 0 8px 32px rgba(0,0,0,0.14);
}

.bgxd-wrapper {
    font-family: 'Segoe UI', 'Arial', sans-serif;
    max-width: 900px;
    margin: 0 auto;
    color: var(--bgxd-text);
}

/* Header */
.bgxd-header {
    text-align: center;
    padding: 32px 20px 20px;
}

.bgxd-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--bgxd-secondary);
    margin: 0 0 8px;
    letter-spacing: -0.5px;
}

.bgxd-subtitle {
    color: var(--bgxd-text-light);
    font-size: 1rem;
    margin: 0;
}

/* Form Card */
.bgxd-form-card {
    background: var(--bgxd-card-bg);
    border-radius: var(--bgxd-radius);
    box-shadow: var(--bgxd-shadow);
    padding: 32px;
    margin-bottom: 24px;
    border: 1px solid var(--bgxd-border);
}

/* Grid */
.bgxd-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 28px;
}

@media (max-width: 600px) {
    .bgxd-grid,
    .bgxd-grid-main {
        grid-template-columns: 1fr;
    }
    .bgxd-form-card {
        padding: 20px 16px;
    }
}

/* Fields */
.bgxd-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.bgxd-label {
    font-weight: 600;
    font-size: 0.88rem;
    color: var(--bgxd-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.bgxd-label-icon {
    font-size: 1rem;
}

.bgxd-input,
.bgxd-select {
    padding: 11px 14px;
    border: 2px solid var(--bgxd-border);
    border-radius: 8px;
    font-size: 1rem;
    color: var(--bgxd-text);
    background: #fff;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
    width: 100%;
    box-sizing: border-box;
}

.bgxd-input:focus,
.bgxd-select:focus {
    border-color: var(--bgxd-primary);
    box-shadow: 0 0 0 3px rgba(232, 82, 10, 0.12);
}

.bgxd-input::placeholder {
    color: #bbb;
}

/* Input with suffix unit */
.bgxd-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.bgxd-input-unit {
    padding-right: 44px;
}

.bgxd-input-suffix {
    position: absolute;
    right: 14px;
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--bgxd-primary);
    pointer-events: none;
    user-select: none;
}

/* Full width field in grid */
.bgxd-grid-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 28px;
}

.bgxd-field-full {
    grid-column: 1 / -1;
}

/* Visual tang select */
.bgxd-tang-select {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.bgxd-tang-option {
    flex: 1;
    min-width: 130px;
    max-width: 180px;
    cursor: pointer;
    border-radius: 10px;
    border: 2px solid var(--bgxd-border);
    overflow: hidden;
    background: #fff;
    transition: all 0.2s;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.bgxd-tang-option:hover {
    border-color: var(--bgxd-primary);
    box-shadow: 0 4px 16px rgba(232,82,10,0.15);
    transform: translateY(-2px);
}

.bgxd-tang-option.active {
    border-color: var(--bgxd-primary);
    box-shadow: 0 4px 20px rgba(232,82,10,0.25);
}

.bgxd-tang-img-wrap {
    width: 100%;
    aspect-ratio: 4/3;
    overflow: hidden;
    background: #e9ecef;
}

.bgxd-tang-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s;
}

.bgxd-tang-option:hover .bgxd-tang-img {
    transform: scale(1.05);
}

.bgxd-tang-label {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--bgxd-secondary);
    padding: 10px 8px 4px;
    text-align: center;
}

.bgxd-tang-option.active .bgxd-tang-label {
    color: var(--bgxd-primary);
}

.bgxd-tang-check {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 22px;
    height: 22px;
    background: var(--bgxd-primary);
    color: #fff;
    border-radius: 50%;
    font-size: 0.75rem;
    display: none;
    align-items: center;
    justify-content: center;
    font-weight: 900;
}

.bgxd-tang-option.active .bgxd-tang-check {
    display: flex;
}

.bgxd-tang-option .bgxd-tang-label {
    padding-bottom: 10px;
}

@media (max-width: 600px) {
    .bgxd-grid-main {
        grid-template-columns: 1fr;
    }
    .bgxd-tang-select {
        gap: 8px;
    }
    .bgxd-tang-option {
        min-width: 100px;
    }
}

/* Actions */
.bgxd-actions {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.bgxd-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 28px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    text-decoration: none;
}

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

.bgxd-btn-primary:hover {
    background: var(--bgxd-primary-dark);
    transform: translateY(-1px);
}

.bgxd-btn-secondary {
    background: var(--bgxd-bg);
    color: var(--bgxd-text);
    border: 2px solid var(--bgxd-border);
}

.bgxd-btn-secondary:hover {
    background: #e9ecef;
}

.bgxd-btn-cta {
    background: var(--bgxd-success);
    color: #fff;
    font-size: 1rem;
    box-shadow: 0 4px 12px rgba(39,174,96,0.3);
}

.bgxd-btn-cta:hover {
    background: #219a52;
    color: #fff;
    text-decoration: none;
}

/* Loading */
.bgxd-loading {
    text-align: center;
    padding: 32px;
    color: var(--bgxd-text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 1rem;
}

.bgxd-spinner {
    width: 28px;
    height: 28px;
    border: 3px solid var(--bgxd-border);
    border-top-color: var(--bgxd-primary);
    border-radius: 50%;
    animation: bgxd-spin 0.8s linear infinite;
}

@keyframes bgxd-spin {
    to { transform: rotate(360deg); }
}

/* Result Card */
.bgxd-result-card {
    background: var(--bgxd-card-bg);
    border-radius: var(--bgxd-radius);
    box-shadow: var(--bgxd-shadow);
    overflow: hidden;
    border: 1px solid var(--bgxd-border);
    animation: bgxd-fadeIn 0.4s ease;
}

@keyframes bgxd-fadeIn {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

.bgxd-result-header {
    background: linear-gradient(135deg, var(--bgxd-secondary) 0%, #2c5282 100%);
    padding: 24px 32px;
    display: flex;
    align-items: center;
    gap: 16px;
    color: #fff;
}

.bgxd-result-icon {
    font-size: 2rem;
}

.bgxd-result-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 0;
    color: #fff;
}

.bgxd-result-summary {
    background: #eaf4ff;
    padding: 16px 32px;
    border-bottom: 1px solid #d0e8ff;
}

.bgxd-summary-text {
    margin: 0;
    font-size: 1rem;
    color: var(--bgxd-secondary);
    line-height: 1.6;
}

.bgxd-result-body {
    padding: 28px 32px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}

@media (max-width: 700px) {
    .bgxd-result-body {
        grid-template-columns: 1fr;
        padding: 20px 16px;
    }
    .bgxd-result-header {
        padding: 20px 16px;
    }
    .bgxd-result-summary {
        padding: 14px 16px;
    }
}

.bgxd-section-label {
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--bgxd-text-light);
    margin: 0 0 14px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--bgxd-border);
}

/* Area grid */
.bgxd-area-grid {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.bgxd-area-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 9px 12px;
    background: var(--bgxd-bg);
    border-radius: 8px;
    font-size: 0.95rem;
}

.bgxd-area-item.bgxd-area-total {
    background: var(--bgxd-secondary);
    color: #fff;
    font-weight: 700;
    font-size: 1rem;
}

.bgxd-area-val {
    font-weight: 700;
    color: var(--bgxd-primary);
}

.bgxd-area-total .bgxd-area-val {
    color: var(--bgxd-accent);
}

/* Price grid */
.bgxd-price-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.bgxd-price-card {
    border-radius: 10px;
    padding: 14px 16px;
    border: 2px solid transparent;
    transition: all 0.2s;
}

.bgxd-price-muc1 {
    background: #fff8f0;
    border-color: #ffd9b0;
}

.bgxd-price-muc2 {
    background: #f0f8ff;
    border-color: #b0d4ff;
}

.bgxd-price-muc3 {
    background: #f0fff4;
    border-color: #b0e8c0;
}

.bgxd-price-card:hover {
    box-shadow: var(--bgxd-shadow);
    transform: translateX(4px);
}

.bgxd-price-tier {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--bgxd-text-light);
    margin-bottom: 6px;
}

.bgxd-price-unit-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    color: var(--bgxd-text-light);
    margin-bottom: 4px;
}

.bgxd-price-unit-val {
    font-weight: 600;
    color: var(--bgxd-text);
}

.bgxd-price-total {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--bgxd-primary);
    line-height: 1.2;
}

.bgxd-price-label {
    font-size: 0.78rem;
    color: var(--bgxd-text-light);
    margin-top: 2px;
}

/* Note */
.bgxd-note {
    margin: 0;
    padding: 14px 32px;
    background: #fffbea;
    border-top: 1px solid #ffe58f;
    font-size: 0.88rem;
    color: #7a6000;
    display: flex;
    gap: 8px;
    align-items: flex-start;
}

.bgxd-note-icon {
    flex-shrink: 0;
    margin-top: 1px;
}

/* CTA */
.bgxd-cta {
    padding: 24px 32px;
    text-align: center;
    border-top: 1px solid var(--bgxd-border);
    background: var(--bgxd-bg);
}

.bgxd-cta p {
    margin: 0 0 14px;
    color: var(--bgxd-text-light);
    font-size: 0.95rem;
}

/* Error */
.bgxd-error {
    background: #fff5f5;
    border: 1px solid #ffcdd2;
    border-left: 4px solid #e53935;
    padding: 14px 18px;
    border-radius: 8px;
    color: #b71c1c;
    font-size: 0.95rem;
    margin: 12px 0;
}

/* ===========================
   Select2 Custom Override
   =========================== */

/* Container chung */
.bgxd-wrapper .select2-container {
    width: 100% !important;
}

.bgxd-wrapper .select2-container--default .select2-selection--single {
    height: 46px;
    border: 2px solid var(--bgxd-border);
    border-radius: 8px;
    padding: 6px 14px;
    display: flex;
    align-items: center;
    transition: border-color 0.2s, box-shadow 0.2s;
    background: #fff;
}

.bgxd-wrapper .select2-container--default.select2-container--open .select2-selection--single,
.bgxd-wrapper .select2-container--default.select2-container--focus .select2-selection--single {
    border-color: var(--bgxd-primary);
    box-shadow: 0 0 0 3px rgba(232,82,10,0.12);
    outline: none;
}

.bgxd-wrapper .select2-container--default .select2-selection--single .select2-selection__rendered {
    color: var(--bgxd-text);
    font-size: 1rem;
    line-height: 1.4;
    padding-left: 0;
    padding-right: 28px;
}

.bgxd-wrapper .select2-container--default .select2-selection--single .select2-selection__arrow {
    height: 44px;
    right: 10px;
}

.bgxd-wrapper .select2-container--default .select2-selection--single .select2-selection__arrow b {
    border-color: var(--bgxd-primary) transparent transparent transparent;
    border-width: 6px 5px 0 5px;
    margin-top: -2px;
}

.bgxd-wrapper .select2-container--default.select2-container--open .select2-selection--single .select2-selection__arrow b {
    border-color: transparent transparent var(--bgxd-primary) transparent;
    border-width: 0 5px 6px 5px;
}

/* Dropdown panel */
.bgxd-wrapper .select2-dropdown {
    border: 2px solid var(--bgxd-primary);
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
    overflow: hidden;
}

.bgxd-wrapper .select2-results__option {
    padding: 10px 14px;
    font-size: 0.97rem;
    color: var(--bgxd-text);
    transition: background 0.15s;
}

.bgxd-wrapper .select2-results__option--highlighted {
    background: rgba(232,82,10,0.08) !important;
    color: var(--bgxd-primary) !important;
}

.bgxd-wrapper .select2-results__option[aria-selected=true] {
    background: rgb(16 46 80) !important;
    color: #fff !important;
}

/* ===========================
   Select2 – Số tầng có ảnh
   =========================== */

/* Trong dropdown */
.bgxd-s2-tang-opt {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 4px 0;
}

.bgxd-s2-tang-thumb {
    width: 90px;
    height: 64px;
    object-fit: cover;
    border-radius: 6px;
    flex-shrink: 0;
    border: 1px solid var(--bgxd-border);
}

.bgxd-s2-tang-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--bgxd-secondary);
}

/* Option được chọn – dạng nhỏ trong ô select */
.bgxd-s2-tang-selected {
    display: flex;
    align-items: center;
    gap: 10px;
}

.bgxd-s2-tang-thumb-sm {
    width: 36px;
    height: 26px;
    object-fit: cover;
    border-radius: 4px;
    border: 1px solid var(--bgxd-border);
    flex-shrink: 0;
}

/* Dropdown số tầng rộng hơn */
.bgxd-wrapper .select2-container--default .select2-results__option.bgxd-tang-opt {
    padding: 6px 14px;
}

/* ===========================
   Ảnh mặt cắt trong kết quả
   =========================== */

.bgxd-result-matcat {
    padding: 20px 32px;
    border-bottom: 1px solid var(--bgxd-border);
    background: #f0f4f8;
}

.bgxd-matcat-label {
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--bgxd-text-light);
    margin: 0 0 14px;
}

.bgxd-matcat-img-wrap {
    text-align: center;
}

.bgxd-matcat-img {
    max-width: 100%;
    max-height: 300px;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.12);
    border: 1px solid var(--bgxd-border);
}
.bgxd-wrapper .select2-results__option[aria-selected=true] * {
    color: #fff;
}
@media (max-width: 700px) {
    .bgxd-result-matcat {
        padding: 16px;
    }
    .bgxd-matcat-img {
        max-height: 200px;
    }
}