.rating-badge-wrapper {
    display: flex;
    /* align-items: center; */
    align-items: baseline;
    flex-wrap: wrap;
    gap: 10px;
    /* margin: 10px 0 20px 0; */
    margin: 10px 0;
}

.rating-box {
    display: flex;
    align-items: center;
}

.building-badges {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.badge-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 16px;
    font-weight: 600;
    text-transform: uppercase;
    text-decoration: none;
    white-space: nowrap;
    background-color: transparent !important;
    border: 1.5px solid transparent;
    /* Độ dày viền 1.5px */
    transition: all 0.3s ease;
}

.badge-class-a {
    border-color: var(--color-second);
    color: #135e9c !important;
}

.badge-class-a:hover {
    background-color: #135e9c !important;
    color: #ffffff !important;
}

.badge-leed {
    border-color: #2aba9d;
    color: #2aba9d !important;
}

.badge-leed:hover {
    background-color: #2aba9d !important;
    color: #ffffff !important;
}

.badge-leed .icon-leaf {
    width: 13px;
    height: 13px;
    margin-right: 5px;
    fill: currentColor;
}

@media screen and (max-width: 576px) {
    .badge-btn {
        padding: 3px 10px;
        font-size: 11px;
    }
}

.cost-estimate-container {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 25px;
}

.estimate-form-group {
    margin-bottom: 20px;
}

.estimate-label {
    display: block;
    font-weight: 600;
    color: #334155;
    margin-bottom: 8px;
    font-size: 1.6rem;
}

.estimate-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.estimate-input {
    width: 100%;
    padding: 12px 15px;
    padding-right: 50px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    font-size: 1.5rem;
    color: #1e293b;
    outline: none;
    transition: border-color 0.3s;
}

.estimate-input:focus {
    border-color: var(--color-second);
    box-shadow: 0 0 0 3px rgba(19, 94, 156, 0.1);
}

.estimate-unit {
    position: absolute;
    right: 15px;
    font-weight: 600;
    color: #64748b;
    font-size: 1.6rem;
}

.estimate-result-box {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    padding: 15px;
    margin-bottom: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.interior-cost {
    background: #f0fdf4;
    border-color: #bbf7d0;
}

.result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
}

.result-item:not(:last-child) {
    border-bottom: 1px dashed #e2e8f0;
}

.result-label {
    color: #475569;
    font-size: 1.3rem;
}

.result-value {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--color-second);
}

.interior-cost .result-value {
    color: #059669;
}

.exchange-rate-info {
    text-align: right;
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.exchange-rate-info a {
    color: #64748b;
    text-decoration: none;
    font-style: italic;
}

.exchange-rate-info a:hover {
    color: var(--color-second);
    text-decoration: underline;
}

.highlight-rate {
    color: var(--color-second);
}

.estimate-action-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.action-btn {
    width: 100%;
    padding: 10px 15px;
    border-radius: 6px;
    font-size: 1.3rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s;
}

.outline-btn {
    background: transparent;
    border: 1px solid #135e9c;
    color: var(--color-second);
}

.outline-btn:hover {
    background: #f1f5f9;
}

.solid-btn {
    background: #135e9c;
    border: 1px solid #135e9c;
    color: #ffffff;
}

.solid-btn:hover {
    background: #0e4b7e;
}

@media screen and (min-width: 768px) {
    .estimate-action-buttons {
        flex-direction: row;
    }
    .action-btn {
        flex: 1;
    }
}

/* ========================================= */
/* CSS CHUNG & TIỆN ÍCH                      */
/* ========================================= */
.os-radius {
    border-radius: 10px;
}
.bold {
    font-weight: bold;
}
.t-upper {
    text-transform: uppercase;
}
.txt-red {
    color: var(--color-text-5);
}
.txt-blue {
    color: var(--color-second);
}
.w-100 {
    width: 100%;
}
.mb-10 {
    margin-bottom: 10px;
}
.mb-15 {
    margin-bottom: 15px;
}
.mt-20 {
    margin-top: 20px;
}
.mt-auto {
    margin-top: auto !important;
}

/* ========================================= */
/* CỘT TRÁI (SIDEBAR CHỐT SALE)              */
/* ========================================= */
.os-sidebar-card {
    border: 1px solid #e0e0e0;
    padding: 20px;
    background: #fff;
    position: sticky;
    top: 20px;
}
.os-price-block {
    margin-bottom: 20px;
    text-align: left;
}
.os-label {
    color: #555;
    font-size: 16px;
    margin-bottom: 5px;
}
.os-price {
    font-size: 35px;
    font-weight: bold;
    color: var(--color-text-5);
    margin-bottom: 5px;
}
.os-desc {
    font-size: 16px;
    font-style: italic;
    color: #777;
}

.os-quick-specs {
    list-style: none !important;
    padding: 0;
    margin: 0 0 25px 0;
}
.os-quick-specs li {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
    font-size: 16px;
    color: #333;
}
.os-icon-img {
    width: 20px;
    height: 20px;
    margin-right: 12px;
    object-fit: contain;
}

.os-action-btns {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}
.os-btn {
    padding: 12px 15px;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.3s;
    width: 100%;
    border: none;
    font-size: 16px;
}
.os-btn-icon {
    width: 25px;
    height: 25px;
    margin-right: 8px;
    object-fit: contain;
}
.os-btn-primary {
    background: #135e9c;
    color: #fff;
}
.os-btn-primary:hover {
    background: #05477c;
}
.os-btn-outline {
    background: transparent;
    border: 2px solid #135e9c;
    color: var(--color-second);
}
.os-btn-outline:hover {
    background: #f0f6fa;
}

.os-hotline-box {
    background: #f0f6fa;
    padding: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    justify-content: center;
}
.os-hl-icon {
    width: 44px;
    height: 44px;
    background: var(--color-text-5);
    border-radius: 50%;
    padding: 10px;
    object-fit: contain;
}
.os-hl-number {
    font-size: 22px;
    color: var(--color-text-5);
    margin-bottom: 3px;
}
.os-hl-sub {
    font-size: 16px;
    color: #555;
}

/* ========================================= */
/* CỘT PHẢI (NỘI DUNG CHÍNH)                 */
/* ========================================= */
.os-main-content {
    display: flex;
    flex-direction: column;
    gap: 30px;
}
.os-section {
    width: 100%;
}
.os-box {
    border: 1px solid #e0e0e0;
    padding: 20px;
    background: #fff;
}
.os-box-flex {
    display: flex;
    flex-direction: column;
    height: 100%;
}
.os-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.os-list-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid #eee;
}
.os-list-row:last-child {
    border-bottom: none;
}
.os-list-row.border-none {
    border-bottom: none;
    padding: 5px 0;
}

.os-l-left {
    color: #555;
    display: flex;
    align-items: center;
}
.os-l-right {
    text-align: right;
    color: #222;
}
.os-text-justify {
    line-height: 1.6;
    text-align: justify;
    color: #444;
}
.os-note-out {
    font-size: 16px;
    color: #777;
    margin-top: 10px;
    text-align: left;
}
.os-icon-img-sm {
    width: 25px;
    height: 25px;
    margin-right: 8px;
    object-fit: contain;
}

/* ========================================= */
/* CSS TINH CHỈNH BẢNG GIÁ 2 CỘT             */
/* ========================================= */
.os-price-grid .os-list-row {
    padding: 15px 0;
}

@media screen and (min-width: 951px) {
    /* .os-price-grid .os-list-row:nth-last-child(1),
    .os-price-grid .os-list-row:nth-last-child(2) {
        border-bottom: none;
    } */
}

/* ========================================= */
/* CÔNG CỤ TÍNH (RADIO CHECKBOX VÀ BẢNG)     */
/* ========================================= */
.os-calc-wrap {
    border: 1px solid #135e9c;
    padding: 20px;
    background: #f9fbff;
}
.os-radio-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.os-hidden-radio {
    display: none;
}
.os-radio-item {
    display: block;
    border: 1px solid #ccc;
    cursor: pointer;
    background: #fff;
    padding: 0;
}
.os-radio-content {
    display: flex;
    align-items: center;
    padding: 10px 12px;
    background-color: #fff;
    transition: all 0.3s ease;
}
.os-radio-circle {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid #ccc;
    border-radius: 50%;
    margin-right: 8px;
    position: relative;
    background: #fff;
    flex-shrink: 0;
}
.os-radio-text {
    font-weight: 500;
}

.os-hidden-radio:checked + .os-radio-content {
    background-color: var(--color-second);
    color: #fff;
}
.os-hidden-radio:checked + .os-radio-content .os-radio-circle {
    border-color: #fff;
    background: transparent;
    background: #fff;
}
.os-hidden-radio:checked + .os-radio-content .os-radio-circle::after {
    content: "";
    position: absolute;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(45deg);
    width: 5px;
    height: 10px;
    border: solid #fff;
    border: solid #135e9c;
    border-width: 0 2px 2px 0;
    background-color: transparent;
    /* background-color: #fff; */
    border-radius: 0;
}
.os-radio-item:has(.os-hidden-radio:checked) {
    border-color: var(--color-second);
}

.os-input-group {
    display: flex;
    border: 1px solid #ccc;
    background: #fff;
    overflow: hidden;
}
.os-inp-num {
    flex: 1;
    border: none;
    padding: 12px 15px;
    font-size: 18px;
    font-weight: bold;
    outline: none;
}
.os-inp-unit {
    background: #eee;
    padding: 12px 15px;
    font-weight: bold;
    color: #555;
    border-left: 1px solid #ccc;
}

.os-dashed-box {
    border: 1.5px dashed #135e9c;
    padding: 15px;
    background: #fff;
}

.os-price-usd {
    font-size: 24px;
    margin-bottom: 5px;
}
.os-price-vnd {
    font-size: 28px;
    margin-bottom: 5px;
}
.os-rate-note {
    font-size: 16px;
    font-style: italic;
    color: #777;
}

@media screen and (max-width: 950px) {
    .os-grid-2,
    .quotep-row.row {
        grid-template-columns: 1fr;
        display: flex;
        flex-direction: column;
    }
    .os-sidebar-card {
        position: relative;
        top: 0;
    }
}

/* ========================================= */
/* RESPONSIVE MOBILE (CHUYỂN VỀ 1 CỘT)       */
/* ========================================= */
@media screen and (max-width: 950px) {
    .os-grid-2 {
        display: flex !important;
        flex-direction: column !important;
        width: 100% !important;
    }

    .os-box-flex {
        height: auto !important;
    }
}

/* chuyên gia */
/* ========================================= */
/* KHỐI ĐÁNH GIÁ TỪ CHUYÊN GIA (MAIN)        */
/* ========================================= */
.os-expert-box {
    border: 1px solid #e0e0e0;
    background: #fff;
    padding: 25px;
}
.os-expert-row-1 {
    display: flex;
    gap: 30px;
}
.os-exp-profile-col {
    flex: 1;
    display: flex;
    flex-direction: column;
}
.os-exp-gallery-col {
    flex: 1;
}

.os-exp-info-top {
    display: flex;
    align-items: center;
    gap: 15px;
    padding-bottom: 15px;
    margin-bottom: 15px;
}
.border-bottom {
    border-bottom: 1px solid #eee;
}
.os-exp-avatar {
    width: 150px;
    height: 150px;
    border: 2.5px solid #135e9c;
    border-radius: 50%;
    object-fit: cover;
    overflow: hidden;
}
.os-exp-name {
    font-size: 30px;
    color: var(--color-second);
    margin-bottom: 5px;
}
.os-exp-title {
    font-size: 16px;
    color: #333;
    margin-bottom: 5px;
    font-weight: 500;
}
.os-exp-exp {
    font-size: 16px;
    color: #777;
    display: flex;
    align-items: center;
    gap: 5px;
}
.os-exp-exp img {
    width: 25px;
    height: 25px;
}

.os-exp-info-bot p {
    font-size: 16px;
    color: #555;
    margin-bottom: 8px;
}
.os-exp-info-bot p:last-child {
    margin-bottom: 0;
}

.os-grid-6-img {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}
.os-grid-6-img img {
    width: 100%;
    /* height: 90px; */
    aspect-ratio: 3 / 2.6;
    object-fit: cover;
}
.os-radius-sm {
    border-radius: 6px;
}

/* Row 2: Khối Quote */
.os-expert-row-2 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #f0f6fa;
    padding: 20px;
    gap: 20px;
}
.os-exp-quote-box {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    flex: 1;
}
.os-quote-icon {
    width: 35px;
    height: 35px;
    flex-shrink: 0;
}
.os-quote-text {
    font-size: 16px;
    color: #333;
    line-height: 1.6;
}
.italic {
    font-style: italic;
}

.os-btn-outline-blue {
    background: transparent;
    border: 1.5px solid #135e9c;
    color: var(--color-second);
    white-space: nowrap;
    flex-shrink: 0;
    padding: 10px 20px;
}
.os-btn-outline-blue:hover {
    background: #135e9c;
    color: #fff;
}
.os-btn-icon-sm {
    width: 25px;
    height: 25px;
    object-fit: contain;
}
.os-btn-icon-sm:hover {
    color: #fff;
}

.os-quote-left-wrap {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    background: #f0f6fa;
    padding: 15px;
}

.mb-30 {
    margin-bottom: 30px;
}
.pt-25 {
    padding-top: 25px;
}
.border-top {
    border-top: 1px solid #eeeeee;
}

/* ========================================= */
/* CSS CHUNG & TIỆN ÍCH CƠ BẢN               */
/* ========================================= */
.os-radius {
    border-radius: 10px;
}
.bold {
    font-weight: bold;
}
.t-upper {
    text-transform: uppercase;
}
.txt-red {
    color: var(--color-text-5);
}
.txt-green {
    color: #2e7d32;
}
.txt-orange {
    color: var(--color-text-5);
}
.mb-15 {
    margin-bottom: 15px;
}

.os-full-width {
    width: 100% !important;
    max-width: 100% !important;
    flex: 0 0 100% !important;
}
.os-main-content {
    display: flex;
    flex-direction: column;
    gap: 30px;
}
.os-section {
    width: 100%;
}
.os-box {
    border: 1px solid #e0e0e0;
    padding: 20px;
    background: #fff;
}
.os-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.os-text-justify {
    line-height: 1.6;
    text-align: justify;
    color: #444;
}

/* ========================================= */
/* DANH SÁCH ĐIỂM NỔI BẬT & CẦN CÂN NHẮC     */
/* ========================================= */
.os-pro-con-list {
    list-style: none !important;
    padding: 0;
    margin: 0;
}
.os-pro-con-list li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 15px;
    line-height: 1.5;
    color: #333;
}
.os-pro-con-list li:last-child {
    margin-bottom: 0;
}
.os-pc-icon {
    width: 25px;
    height: 25px;
    margin-right: 12px;
    margin-top: 2px;
    flex-shrink: 0;
}

/* ========================================= */
/* DANH SÁCH TIỆN ÍCH (CẤU TRÚC 2 DÒNG)      */
/* ========================================= */
.os-amenity-item {
    display: flex;
    align-items: flex-start;
    padding: 15px 0;
    border-bottom: 1px solid #eee;
}
.os-amenity-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}
.os-amenity-item:first-child {
    padding-top: 0;
}
.os-am-icon {
    width: 25px;
    height: 25px;
    margin-right: 15px;
    margin-top: 3px;
    flex-shrink: 0;
    object-fit: contain;
}
.os-am-text {
    display: flex;
    flex-direction: column;
}
.os-am-title {
    font-size: 16px;
    color: #222;
    margin-bottom: 6px;
}
.os-am-desc {
    font-size: 16px;
    color: #666;
    line-height: 1.5;
}

/* ========================================= */
/* BẢN ĐỒ (GOOGLE MAPS)                      */
/* ========================================= */
.os-map-wrapper {
    overflow: hidden;
    border: 1px solid #e0e0e0;
    background: #eee;
    display: block;
}
.os-map-wrapper iframe {
    display: block;
    width: 100%;
}
.mt-30 {
    margin-top: 30px;
}

/* ========================================= */
/* BẢNG ĐỊA ĐIỂM NỔI BẬT (TABLE)             */
/* ========================================= */
.os-table-responsive {
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    overflow-x: auto;
    background: #fff;
}
.os-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    min-width: 600px;
}

.os-table thead th {
    background-color: rgb(19, 94, 156);
    color: #ffffff;
    padding: 15px;
    font-weight: bold;
}
.os-table tbody td {
    padding: 12px 15px;
    border-bottom: 1px solid #eeeeee;
    color: #333;
    line-height: 1.5;
}

.os-table tbody tr:last-child td {
    border-bottom: none;
}
.txt-center {
    text-align: center !important;
}

/* ========================================= */
/* LƯỚI 4 CỘT TIỆN ÍCH XUNG QUANH            */
/* ========================================= */
.os-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.os-amenity-card {
    background: #ffffff;
    border: 1px solid #e0e0e0;
    padding: 30px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.03);
    transition: transform 0.3s ease;
}
.os-amenity-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.08);
}
.os-am-card-title {
    font-size: 24px;
    color: var(--color-second);
    margin-bottom: 8px;
}
.os-am-card-desc {
    font-size: 16px;
    color: #555;
    line-height: 1.5;
}

/* ========================================= */
/* RESPONSIVE CHO CÁC KHỐI MỚI (MOBILE)      */
/* ========================================= */
@media screen and (max-width: 950px) {
    .os-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media screen and (max-width: 576px) {
    .os-grid-4 {
        grid-template-columns: 1fr;
    }
}

/* ========================================= */
/* KHỐI HỒ SƠ TÒA NHÀ (content)      */
/* ========================================= */
.os-profile-wrapper {
    background-color: #ffffff;
    border: 1px solid #e0e0e0;
    padding: 30px;
    margin-top: 30px;
}

.os-profile-head {
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 15px;
    border-bottom: 1px solid #eeeeee;
    padding-bottom: 15px;
    margin-bottom: 20px;
    flex-direction: column;
}

.os-profile-head-group {
    display: flex;
    justify-content: space-between;
    gap: 20px;
}

.os-profile-head .quotep-tt {
    margin-bottom: 0;
    color: var(--color-second);
}

.os-profile-head .os-btn {
    width: auto !important;
    display: inline-flex;
    white-space: nowrap;
}

.os-btn-sm {
    padding: 10px 15px;
    font-size: 16px;
}

.os-profile-body {
    position: relative;
    max-height: 200px;
    overflow: hidden;
    transition: max-height 0.8s ease-in-out;
}
.os-profile-body.os-expanded {
    max-height: 6000px;
}

.os-profile-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background: linear-gradient(
        to bottom,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 1) 90%
    );
    pointer-events: none;
    transition: opacity 0.4s;
}
.os-profile-body.os-expanded .os-profile-overlay {
    opacity: 0;
}

.os-profile-foot {
    text-align: center;
    margin-top: 15px;
    border-top: 1px dashed #eee;
    padding-top: 15px;
}
.os-btn-text {
    background: unset;
    border: none;
    color: var(--color-second);
    border: 1px solid;
    font-weight: bold;
    font-size: 16px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    transition: 0.3s;
}
.os-btn-text:hover {
    color: #05477c;
}
.os-icon-arrow {
    width: 25px;
    height: 25px;
    transition: transform 0.4s ease;
}
.os-icon-arrow.os-rotate {
    transform: rotate(180deg);
}

/* Responsive Mobile */
@media screen and (max-width: 576px) {
    .os-profile-head {
        align-items: flex-start;
        gap: 15px;
    }
}

/* ========================================= */
/* BẢNG SO SÁNH TÒA NHÀ (STICKY COLUMN)      */
/* ========================================= */
.os-compare-wrapper {
    border: 1px solid #e0e0e0;
    background: #ffffff;
    overflow-x: auto;
    position: relative;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.03);
}

.os-compare-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    min-width: 680px;
}

/* Header của bảng */
.os-compare-table thead th {
    background-color: var(--color-second);
    color: #ffffff;
    padding: 16px 15px;
    font-weight: bold;
    text-align: center;
    border-bottom: 2px solid #0d4b7d;
    font-size: 20px;
    text-transform: uppercase;
}

.os-th-building {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.os-compare-table tbody td {
    padding: 16px 15px;
    border-bottom: 1px solid #eeeeee;
    color: #333333;
    font-size: 16px;
}

.os-compare-table tbody tr:nth-child(even) td {
    background-color: #fdfdfd;
}

.os-compare-table tbody td {
    padding: 14px 15px;
    border-bottom: 1px solid #eeeeee;
    color: var(--color-second);
    font-size: 18px;
    background-color: #f9fbfd;
    transition: background-color 0.2s ease;
}

.os-compare-table tbody tr:nth-child(even) td {
    background-color: #f2f6fa;
}

.os-compare-table tbody td.col-sticky {
    text-align: left;
}

.os-compare-table tbody tr:hover td {
    background-color: #e6f0f9;
}

.os-compare-table .col-sticky {
    position: sticky;
    left: 0;
    z-index: 2;
    width: 220px;
    min-width: 185px;
    max-width: 230px;
    border-right: 2px solid #e0e0e0;
}

.os-compare-table thead th.col-sticky {
    background-color: #0f4c7d;
    color: #ffffff;
    text-align: left;
    z-index: 3;
    font-size: 20px;
}

.os-compare-table tbody td.col-sticky {
    background-color: #f9fbfd;
    color: var(--color-second);
    text-align: left;
}
.os-compare-table tbody tr:nth-child(even) td.col-sticky {
    background-color: #f2f6fa;
}

/* ------------------------------------------------ */
/* BADGE & TAG DÀNH CHO CỘT SO SÁNH                 */
/* ------------------------------------------------ */
.os-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 16px;
    font-weight: bold;
}
.os-badge-platinum {
    background-color: #e3f2fd;
    color: #1565c0;
    border: 1px solid #bbdefb;
}
.os-badge-gold {
    background-color: #fff8e1;
    color: #f57f17;
    border: 1px solid #ffe082;
}

.os-tag {
    display: inline-block;
    padding: 5px 12px;
    border-radius: 6px;
    font-size: 16px;
    font-weight: bold;
}
.os-tag-balance {
    background-color: #e8f5e9;
    color: #2e7d32;
}
.os-tag-save {
    background-color: #e0f7fa;
    color: #00838f;
}
.os-tag-quality {
    background-color: #f3e5f5;
    color: #6a1b9a;
}

/* ========================================= */
/* GIAO DIỆN MODAL POPUP CHUYÊN GIA          */
/* ========================================= */
.os-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}
.os-modal-overlay.os-show {
    display: flex;
    opacity: 1;
}

.os-modal-content {
    background: #fff;
    width: 90%;
    max-width: 650px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(-20px);
    transition: transform 0.3s ease;
}
.os-modal-overlay.os-show .os-modal-content {
    transform: translateY(0);
}

.os-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 3px 25px;
}
.os-modal-header h3 {
    color: var(--color-second);
    margin: 0;
    font-size: 18px;
}
.os-modal-close {
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: #777;
}
.os-modal-close:hover {
    color: #d32f2f;
}
.os-modal-body {
    padding: 0 25px 15px 25px;
}

.os-mod-row-1 {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 0;
}
.os-exp-meta {
    display: flex;
    gap: 15px;
    font-size: 16px;
    color: #777;
    margin-top: 5px;
}
.os-exp-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}
.os-exp-meta img {
    width: 25px;
    height: 25px;
}

.os-mod-row-2 {
    display: flex;
    padding: 10px 0;
    gap: 20px;
}
.os-mod-col-left {
    flex: 0 0 200px;
    padding-right: 20px;
}
.border-right {
    border-right: 1px solid #eee;
}
.os-mod-score {
    font-size: 40px;
    margin-bottom: 5px;
    line-height: 1;
}
.os-mod-score-max {
    font-size: 18px;
    color: #777;
}
.os-mod-stars {
    display: flex;
    gap: 4px;
    margin-bottom: 8px;
}
.os-mod-stars img {
    width: 18px;
    height: 18px;
}
.os-mod-reviews {
    font-size: 16px;
    color: #777;
    font-style: italic;
}
.os-mod-col-right {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.os-mod-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.os-mod-tag {
    background: #f0f0f0;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 16px;
    color: #444;
    border: 1px solid #e5e5e5;
}

.os-mod-btns {
    display: flex;
    gap: 15px;
    padding-top: 15px;
    border-top: 1px solid #eeeeee;
}

.os-mod-btns .os-btn {
    flex: 1;
}

@media screen and (max-width: 576px) {
    .os-mod-btns {
        flex-direction: column;
        gap: 10px;
    }
}

@media screen and (max-width: 768px) {
    .os-expert-row-1 {
        flex-direction: column;
    }
    .os-expert-row-2 {
        flex-direction: column;
        align-items: stretch;
        text-align: justify;
    }
    .os-btn-outline-blue {
        width: 100%;
        justify-content: center;
    }
    .os-grid-6-img {
        grid-template-columns: repeat(2, 1fr);
    }

    .os-mod-row-2 {
        flex-direction: column;
        gap: 10px;
    }
    .os-mod-col-left {
        flex: auto;
        border-right: none;
        border-bottom: 1px dashed #eee;
        padding-right: 0;
        padding-bottom: 15px;
    }
    .os-exp-meta {
        flex-direction: column;
        gap: 5px;
    }
}