.po-section {
    width: 100%;
    max-width: 1150px;
    margin: 40px auto;
    padding: 0 15px;
}
.po-section *, .po-section *::before, .po-section *::after {
    box-sizing: border-box;
}

/* Header */
.po-section .po-header {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
    border-bottom: 1px solid #f0f0f0;
    padding-bottom: 25px;
}
.po-section .po-badge {
    background: #178390;
    color: #ffffff;
    font-size: 15px;
    font-weight: bold;
    padding: 6px 12px;
    border-radius: 4px;
    margin-right: 15px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    flex-shrink: 0;
}
.po-section .po-title {
    font-size: 30px;
    font-weight: 800;
    color: #083654;
    margin: 0;
    text-transform: uppercase;
    letter-spacing: -0.5px;
    line-height: 1;
}

/* Wrapper */
.po-section .po-wrapper {
    display: flex;
    gap: 40px;
    align-items: stretch; /* Makes both columns identical in height */
}

/* Left Image Grid (2x2) */
.po-section .po-image-col {
    width: 45%;
    display: flex;
    flex-direction: column;
}
.po-section .po-image-grid-2x2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 15px;
    height: 100%; /* Fills the stretched column */
    min-height: 360px;
}
.po-section .po-img-item {
    width: 100%;
    height: 100%;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.06);
}
.po-section .po-img-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.po-section .po-img-item:hover img {
    transform: scale(1.08);
}

/* Right Info Grid */
.po-section .po-info-col {
    width: 55%;
    display: flex;
    flex-direction: column;
    justify-content: center; /* Vertically center the info grid */
}
.po-section .po-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px 20px;
}
.po-section .po-item {
    display: flex;
    align-items: flex-start;
}
.po-section .po-icon {
    width: 46px;
    height: 46px;
    background: #f4f9fa;
    border: 1px solid #e1f0f2;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    flex-shrink: 0;
    transition: background 0.3s, transform 0.3s;
}
.po-section .po-item:hover .po-icon {
    background: #e1f0f2;
    transform: translateY(-2px);
}
.po-section .po-icon svg {
    width: 22px;
    height: 22px;
    fill: #1a8391;
}
.po-section .po-text {
    flex: 1;
    padding-top: 5px;
}
.po-section .po-label {
    display: block;
    font-size: 13px;
    color: #777;
    text-transform: uppercase;
    margin-bottom: 4px;
    font-weight: 600;
}
.po-section .po-value {
    display: block;
    font-size: 15px;
    color: #222;
    font-weight: 700;
    line-height: 1.4;
}

/* Responsive */
@media (max-width: 991px) {
    .po-section .po-wrapper {
        flex-direction: column;
    }
    .po-section .po-image-col,
    .po-section .po-info-col {
        width: 100%;
    }
    .po-section .po-image-grid-2x2 {
        min-height: 400px;
        margin-bottom: 30px;
    }
}
@media (max-width: 575px) {
    .po-section .po-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .po-section .po-image-grid-2x2 {
        min-height: 300px;
        gap: 10px;
    }
    .po-section .po-title {
        font-size: 20px;
    }
}


/* =========================================
   LOCATION SECTION (VỊ TRÍ VÀ KẾT NỐI VÙNG)
   ========================================= */
.loc-section {
    width: 100%;
    max-width: 1150px;
    margin: 60px auto;
    color: #333;
    padding: 0 15px;
}
.loc-section *, .loc-section *::before, .loc-section *::after {
    box-sizing: border-box;
}

.loc-section .loc-header-container {
    display: flex;
    align-items: center;
    position: relative;
    margin-bottom: 30px;
}
.loc-section .loc-header-container::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0px;
    height: 3px;
    background-color: #d1d5da;
    z-index: 1;
}
.loc-section .loc-header {
    display: flex;
    align-items: stretch;
    height: 55px;
    background-color: #1a8391;
    color: #fff;
    position: relative;
    z-index: 2;
    padding-right: 40px;
    clip-path: polygon(0 0, 100% 0, calc(100% - 25px) 100%, 0 100%);
}
.loc-section .loc-number {
    background-color: #4ebac6;
    font-size: 30px;
    font-weight: bold;
    padding: 0 25px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.loc-section .loc-title {
    font-size: 22px;
    font-weight: bold;
    text-transform: uppercase;
    margin: 0;
    padding: 0 20px;
    display: flex;
    align-items: center;
    letter-spacing: 0.5px;
}

.loc-section .loc-content {
}

.loc-section .loc-top {
    display: flex;
    padding: 20px;
    gap: 20px;
}

/* Left Map */
.loc-section .loc-map {
    width: 50%;
    border-radius: 4px;
    overflow: hidden;
}
.loc-section .loc-map img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Right Connections */
.loc-section .loc-connections {
    width: 50%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.loc-section .loc-conn-item {
    margin-bottom: 20px;
}
.loc-section .loc-conn-item:last-child {
    margin-bottom: 0;
}
.loc-section .loc-conn-title {
    font-size: 15px;
    font-weight: 800;
    color: #1a8391;
    margin: 0 0 5px 35px;
    text-transform: uppercase;
}

/* Custom Ribbon UI */
.loc-section .loc-conn-ribbon-wrap {
    display: flex;
    align-items: center;
    width: 100%;
}
.loc-section .loc-conn-icon {
    width: 50px;
    height: 50px;
    background: #1a8391;
    border: 2px solid #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    z-index: 2;
    box-shadow: 0 2px 5px rgba(0,0,0,0.15);
}
.loc-section .loc-conn-icon svg {
    width: 24px;
    height: 24px;
    fill: #fff;
}
.loc-section .loc-conn-ribbon {
    flex: 1;
    display: flex;
    align-items: center;
    background-color: #1a8391;
    color: #fff;
    padding: 8px 30px 8px 35px; /* overlap icon & arrow cut */
    min-height: 48px;
    margin-left: -25px; /* pull under icon */
    margin-right: -15px; /* overlap next image */
    clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 50%, calc(100% - 20px) 100%, 0 100%);
    z-index: 1;
}
.loc-section .loc-conn-text {
    font-size: 13px;
    line-height: 1.4;
    font-weight: 600;
}
.loc-section .loc-conn-image {
    width: 74px;
    height: 74px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid #1a8391;
    z-index: 3;
    background: #fff;
    flex-shrink: 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.15);
    margin-left: -20px;
}
.loc-section .loc-conn-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Bottom Description block */
.loc-section .loc-bottom {
    background-color: #1a8391;
    color: #fff;
    padding: 30px 40px;
}
.loc-section .loc-desc-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.loc-section .loc-desc-list li {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 15px;
    position: relative;
    padding-left: 15px;
    text-align: justify;
}
.loc-section .loc-desc-list li:last-child {
    margin-bottom: 0;
}
.loc-section .loc-desc-list li::before {
    content: '-';
    position: absolute;
    left: 0;
    top: 0;
}

.loc-section .loc-content-v2 {
    margin-top: 50px;
    background: #fff;
    border: 1px solid #e0e0e0;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.loc-section .loc-top-v2 {
    display: flex;
    padding: 25px;
    gap: 30px;
}

/* Left Images: 42% width */
.loc-section .loc-left-imgs {
    width: 42%;
    display: flex;
    flex-direction: column;
    gap: 15px;
}
.loc-section .loc-img-item {
    width: 100%;
    height: 240px;
    overflow: hidden;
}
.loc-section .loc-img-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Right List: 58% width */
.loc-section .loc-right-list {
    width: 58%;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.loc-section .loc-list-title {
    font-size: 22px;
    font-weight: 800;
    color: #178390;
    margin: 0 0 20px 0;
    text-transform: uppercase;
}

.loc-section .loc-bullet-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.loc-section .loc-bullet-list li {
    font-size: 15px;
    color: #333;
    line-height: 1.5;
    margin-bottom: 12px;
    position: relative;
    padding-left: 20px;
    font-weight: 600;
}
.loc-section .loc-bullet-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 6px;
    width: 8px;
    height: 8px;
    background-color: #178390;
    border-radius: 50%;
}

/* Bottom Images */
.loc-section .loc-bottom-imgs {
    display: flex;
    background-color: #178390;
    padding: 15px;
    gap: 15px;
}
.loc-section .loc-bottom-img {
    flex: 1;
    height: 220px;
    overflow: hidden;
}
.loc-section .loc-bottom-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Responsive */
@media (max-width: 991px) {
    .loc-section .loc-top-v2 {
        flex-direction: column;
    }
    .loc-section .loc-left-imgs,
    .loc-section .loc-right-list {
        width: 100%;
    }
    .loc-section .loc-bottom-imgs {
        flex-direction: column;
    }
    .loc-section .loc-bottom-img {
        width: 100%;
    }
}
@media (max-width: 575px) {
    .loc-section .loc-header {
        height: auto;
        min-height: 50px;
        clip-path: none;
        padding-right: 15px;
    }
    .loc-section .loc-img-item,
    .loc-section .loc-bottom-img {
        height: 180px;
    }
}

/* =========================================
   PLAN SECTION (QUY HOẠCH TỔNG THỂ)
   ========================================= */
.plan-section {
    width: 100%;
    max-width: 1150px;
    margin: 60px auto;
    color: #333;
    padding: 0 15px;
    font-family: Arial, Helvetica, sans-serif;
}
.plan-section *, .plan-section *::before, .plan-section *::after {
    box-sizing: border-box;
}

/* Header (copied from loc-section) */
.plan-section .loc-header-container {
    display: flex;
    align-items: center;
    position: relative;
    margin-bottom: 30px;
}
.plan-section .loc-header-container::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0px;
    height: 3px;
    background-color: #d1d5da;
    z-index: 1;
}
.plan-section .loc-header {
    display: flex;
    align-items: stretch;
    height: 55px;
    background-color: #1a8391;
    color: #fff;
    position: relative;
    z-index: 2;
    padding-right: 40px;
    clip-path: polygon(0 0, 100% 0, calc(100% - 25px) 100%, 0 100%);
}
.plan-section .loc-number {
    background-color: #4ebac6;
    font-size: 30px;
    font-weight: bold;
    padding: 0 25px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.plan-section .loc-title {
    font-size: 22px;
    font-weight: bold;
    text-transform: uppercase;
    margin: 0;
    padding: 0 20px;
    display: flex;
    align-items: center;
    letter-spacing: 0.5px;
}

/* Content block */
.plan-section .plan-content {
    display: flex;
    background: #fff;
    border: 1px solid #e0e0e0;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    padding: 40px 30px;
    gap: 40px;
}

/* Left part */
.plan-section .plan-left {
    width: 55%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.plan-section .plan-left img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Right part */
.plan-section .plan-right {
    width: 45%;
    display: flex;
    flex-direction: column;
}
.plan-section .plan-chart-title {
    font-size: 22px;
    font-weight: bold;
    color: #178390;
    margin: 0 0 40px 0;
    text-transform: uppercase;
    text-align: center;
}
.plan-section .plan-chart-img {
    text-align: center;
    margin-bottom: 50px;
}
.plan-section .plan-chart-img img {
    max-width: 85%;
    height: auto;
    display: inline-block;
}

/* Legend */
.plan-section .plan-legend {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px 15px;
}
.plan-section .plan-legend-item {
    display: flex;
    align-items: flex-start;
}
.plan-section .legend-color {
    width: 16px;
    height: 16px;
    display: inline-block;
    flex-shrink: 0;
    margin-right: 12px;
    margin-top: 2px;
}
.plan-section .legend-text {
    font-size: 14px;
    font-weight: 600;
    color: #444;
    line-height: 1.4;
}

/* Responsive */
@media (max-width: 991px) {
    .plan-section .plan-content {
        flex-direction: column;
    }
    .plan-section .plan-left,
    .plan-section .plan-right {
        width: 100%;
    }
}
@media (max-width: 575px) {
    .plan-section .loc-header {
        height: auto;
        min-height: 50px;
        clip-path: none;
        padding-right: 15px;
    }
    .plan-section .plan-legend {
        grid-template-columns: 1fr;
    }
    .plan-section .plan-chart-img img {
        max-width: 100%;
    }
}

/* =========================================
   INFRASTRUCTURE SECTION (HẠ TẦNG KỸ THUẬT)
   ========================================= */
.infra-section {
    width: 100%;
    max-width: 1150px;
    margin: 60px auto;
    color: #333;
    padding: 0 15px;
    font-family: Arial, Helvetica, sans-serif;
}
.infra-section *, .infra-section *::before, .infra-section *::after {
    box-sizing: border-box;
}

.infra-section .loc-header-container {
    display: flex;
    align-items: center;
    position: relative;
    margin-bottom: 30px;
}
.infra-section .loc-header-container::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0px;
    height: 3px;
    background-color: #d1d5da;
    z-index: 1;
}
.infra-section .loc-header {
    display: flex;
    align-items: stretch;
    height: 55px;
    background-color: #1a8391;
    color: #fff;
    position: relative;
    z-index: 2;
    padding-right: 40px;
    clip-path: polygon(0 0, 100% 0, calc(100% - 25px) 100%, 0 100%);
}
.infra-section .loc-number {
    background-color: #4ebac6;
    font-size: 30px;
    font-weight: bold;
    padding: 0 25px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.infra-section .loc-title {
    font-size: 22px;
    font-weight: bold;
    text-transform: uppercase;
    margin: 0;
    padding: 0 20px;
    display: flex;
    align-items: center;
    letter-spacing: 0.5px;
}

/* Content block */
.infra-section .infra-content {
    display: flex;
    gap: 40px;
    margin-top: 50px;
}

/* Left side */
.infra-section .infra-left {
    width: 55%;
    display: flex;
    flex-direction: column;
    gap: 50px;
    padding-top: 25px;
}

.infra-section .infra-cards-row {
    display: flex;
    gap: 20px;
}

.infra-section .infra-card {
    flex: 1;
    position: relative;
    border: 2px solid #1a8391;
    border-radius: 12px;
    background: #fff;
    display: flex;
    flex-direction: column;
}
.infra-section .infra-card-full {
    width: 100%;
    flex: none;
}

/* Overlapping Icon */
.infra-section .infra-card-icon {
    position: absolute;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    background: #1a8391;
    border: 2px solid #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
.infra-section .infra-card-icon svg {
    width: 24px;
    height: 24px;
    fill: #fff;
}

/* Card Header */
.infra-section .infra-card-header {
    background: #1a8391;
    color: #fff;
    text-align: center;
    padding: 30px 15px 12px 15px;
    font-weight: 800;
    font-size: 16px;
    text-transform: uppercase;
    border-top-left-radius: 9px;
    border-top-right-radius: 9px;
    letter-spacing: 0.5px;
}

/* Card Body */
.infra-section .infra-card-body {
    padding: 20px;
    font-size: 15px;
    line-height: 1.6;
    color: #333;
    font-weight: 600;
    flex-grow: 1;
    border-bottom-left-radius: 9px;
    border-bottom-right-radius: 9px;
}
.infra-section .infra-card-body p {
    margin: 0 0 5px 0;
}
.infra-section .infra-card-body p:last-child {
    margin-bottom: 0;
}

/* Right side */
.infra-section .infra-right {
    width: 45%;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.infra-section .infra-img {
    width: 100%;
    height: 250px;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}
.infra-section .infra-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Responsive */
@media (max-width: 991px) {
    .infra-section .infra-content {
        flex-direction: column;
    }
    .infra-section .infra-left,
    .infra-section .infra-right {
        width: 100%;
    }
}
@media (max-width: 575px) {
    .infra-section .loc-header {
        height: auto;
        min-height: 50px;
        clip-path: none;
        padding-right: 15px;
    }
    .infra-section .infra-cards-row {
        flex-direction: column;
        gap: 50px;
    }
    .infra-section .infra-img {
        height: 200px;
    }
}