.bg-img-1 { background-image: url(../images/bg/bg-form.jpg); background-position: center; background-repeat: no-repeat; background-size: cover; }
.bg-sp-form { background-color: rgba(232, 255, 253, 70%); padding: 30px 60px; border-radius: 10px; }

.badge {
  display: inline-block; padding: 8px 20px; background: rgba(2, 102, 74, 0.1); color: var(--primary);
  border-radius: 6px; font-size: 13px; font-weight: 900; text-transform: uppercase; letter-spacing: 2px; margin-bottom: 24px;
  white-space: normal;
}


/* Button styles */
.btn {
    padding: 18px 36px;
    border-radius: 8px;
    font-weight: 800;
    text-transform: uppercase;
    cursor: pointer;
    transition: 0.3s;
    border: none;
}

.btn-primary {
    background: #d4af37;
    color: #000;
}

.btn-primary:hover {
    background: #fff;
    color: var(--gold-base);
}

.btn-outline {
    background: transparent;
    border: 2px solid #fff;
    color: #fff;
}

.btn-outline:hover {
    background: #fff;
    color: #000;
}

.kicker {
    display: inline-block;
    color: var(--gold-base);
    font-size: 14px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.text-gold {
    color: var(--gold-base);
    font-style: italic;
}

.text-white {
    color: var(--text-white);
}

.divider-gold {
    width: 60px;
    height: 4px;
    background: linear-gradient(to right, var(--gold-base), var(--gold-light));
    border-radius: 2px;
    margin-bottom: 24px;
}

.section-desc {
    font-size: 16px;
    margin-bottom: 40px;
}

/* Hero Section Styles */
.hero-section {
    position: relative;
    width: 100%;
    height: 100vh; /* Chiếm 90% chiều cao màn hình */
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.3), rgba(0,0,0,0.6));
}

.hero-content {
    position: relative;
    z-index: 2;
    color: #ffffff;
    max-width: 900px;
    text-align: center;
    margin: auto;
}

.hero-title {
    font-size: 70px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 24px;
}

.hero-desc {
    font-size: 20px;
    margin-bottom: 40px;
    color: #e2e8f0;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
}

@media (max-width: 768px) {
    .hero-title { font-size: 48px; }
    .hero-desc { font-size: 16px; }
    .hero-actions { flex-direction: column; }
}

/* =========================================
   OVERVIEW SECTION
========================================= */
.overview-section {
    background-color: var(--bg-dark);
}

.overview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 60px;
}

/* 1. HÌNH ẢNH & THẺ TAG NỔI */
.overview-visual {
    position: relative;
}

.overview-figure {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.overview-figure img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s ease;
}

.overview-figure:hover img {
    transform: scale(1.05);
}

.floating-tag {
    position: absolute;
    bottom: 24px;
    left: 24px;
    background: rgba(7, 25, 25, 0.85); /* Tone tối xuyên thấu */
    backdrop-filter: blur(10px);
    border: 1px solid rgba(212, 175, 55, 0.3); /* Viền vàng */
    padding: 16px 24px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    gap: 16px;
    z-index: 2;
}

.tag-icon {
    width: 40px;
    height: 40px;
    background: rgba(212, 175, 55, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold-base);
}

.tag-text b {
    display: block;
    color: var(--gold-light);
    font-size: 15px;
    margin-bottom: 4px;
}

.tag-text span {
    color: var(--text-muted);
    font-size: 13px;
}


/* 3. KHỐI THÔNG SỐ (DỰA VÀO HÌNH ẢNH) */
.stat-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.03); /* Nền tối mờ */
    border: 1px solid rgba(212, 175, 55, 0.25); /* Viền vàng tinh tế */
    border-radius: 16px;
    padding: 24px;
    transition: all 0.3s ease;
}

.stat-card:hover {
    background: rgba(212, 175, 55, 0.05);
    border-color: rgba(212, 175, 55, 0.6);
    transform: translateY(-4px);
}

.stat-value {
    font-size: 40px; /* Chữ số cực lớn */
    font-weight: 500; /* Font chữ thanh lịch */
    color: var(--gold-base);
    line-height: 1;
    margin-bottom: 8px;
    font-family: serif; /* Dùng serif cho số liệu để ra chất Luxury như ảnh */
}

.stat-value .unit {
    font-size: 20px;
    font-family: var(--font-sans); /* Đưa đơn vị về font không chân */
    color: var(--gold-light);
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

/* 4. DANH SÁCH THÔNG SỐ (SPEC LIST) */
.spec-list {
    list-style: none;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.spec-list li {
    display: flex;
    justify-content: space-between;
    padding: 16px 0;
    border-bottom: 1px dashed rgba(255, 255, 255, 0.1);
    font-size: 15px;
}

.spec-list .lbl {
    color: var(--text-muted);
}

.spec-list .val {
    font-weight: 700;
    color: var(--text-white);
    text-align: right;
}

/* 5. FORM ĐĂNG KÝ (INLINE BAR) */
.overview-formbar {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
    gap: 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(212, 175, 55, 0.2);
    padding: 24px 32px;
    border-radius: 16px;
    align-items: center;
}

.formbar-title b {
    display: block;
    color: var(--gold-base);
    font-size: 16px;
    margin-bottom: 4px;
}

.formbar-title span {
    color: var(--text-muted);
    font-size: 13px;
}

.form-group input,
.form-group select {
    width: 100%;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-white);
    padding: 14px 16px;
    border-radius: 8px;
    font-family: var(--font-sans);
    outline: none;
    transition: 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--gold-base);
}

.btn-submit {
    background: linear-gradient(135deg, var(--gold-base) 0%, var(--gold-light) 100%);
    color: #000000;
    border: none;
    padding: 14px 24px;
    font-weight: 800;
    border-radius: 8px;
    cursor: pointer;
    text-transform: uppercase;
    transition: 0.3s;
    height: 100%;
}

.btn-submit:hover {
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.2);
    transform: translateY(-2px);
}

/* =========================================
   RESPONSIVE
========================================= */
@media (max-width: 1100px) {
    .overview-formbar {
        grid-template-columns: 1fr 1fr;
    }
    .formbar-title {
        grid-column: span 2;
        margin-bottom: 16px;
    }
}

@media (max-width: 992px) {
    .overview-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    .overview-section { padding: 60px 0; }
    .section-title { font-size: 32px; }
    .stat-cards { grid-template-columns: 1fr; gap: 16px; }
    
    .floating-tag {
        left: 16px; right: 16px; bottom: 16px;
        padding: 12px;
    }
    
    .overview-formbar { grid-template-columns: 1fr; padding: 24px; }
    .formbar-title { grid-column: span 1; text-align: center; }
    .btn-submit { padding: 16px; }
}

/* =========================================
   PROJECT FACTS SECTION
========================================= */
.project-facts-section {
    background-color: var(--bg-sand);
}

.project-facts-section .section-desc { max-width: 900px; margin: auto;}

/* KHỐI BỌC BẢNG (Max 900px) */
.facts-table-wrapper {
    max-width: 900px;
    margin: 0 auto 80px auto;
    background: var(--bg-white); /* Chuyển nền bảng thành trắng tinh */
    border: 1px solid rgba(212, 175, 55, 0.3); /* Viền vàng */
    border-top: 4px solid var(--gold-base);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05); /* Bóng đổ nhẹ nhàng hơn */
}

/* CẤU TRÚC BẢNG LUXURY */
.luxury-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.luxury-table tr {
    transition: background-color 0.3s ease;
}

.luxury-table tr:hover {
    background-color: rgba(212, 175, 55, 0.08); /* Highlight nền vàng nhạt khi hover */
}

.luxury-table th, 
.luxury-table td {
    padding: 24px 32px;
    border-bottom: 1px dashed rgba(0, 0, 0, 0.1); /* Đường đứt nét màu xám nhạt */
}

.luxury-table tr:last-child th,
.luxury-table tr:last-child td {
    border-bottom: none;
}

.luxury-table th {
    width: 35%;
    font-size: 15px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    vertical-align: top;
    border-right: 1px solid rgba(0, 0, 0, 0.05); /* Vạch ngăn cách dọc mờ */
}

.luxury-table td {
    color: var(--text-main);
    font-size: 16px;
    font-weight: 500;
    line-height: 1.6;
}

/* Chữ nhấn mạnh gradient */
.highlight-text {
    background: linear-gradient(to right, var(--gold-dark), var(--gold-base));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 22px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.table-list {
    list-style: none;
}

.table-list li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 8px;
}

.table-list li:last-child {
    margin-bottom: 0;
}

.table-list li::before {
    content: '◆';
    position: absolute;
    left: 0;
    top: 4px;
    color: var(--gold-base);
    font-size: 10px;
}

.partner-logo {
    margin-top: 12px;
    max-width: 150px;
    height: auto;
    /* Loại bỏ filter invert để logo hiện đúng màu gốc trên nền trắng */
    display: block;
}

/* HÌNH ẢNH FULL MÀN HÌNH */
.facts-visual-full {
    position: relative;
    width: 100%;
    min-height: 400px;
    overflow: hidden;
}

.facts-visual-full img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}


/* =========================================
   RESPONSIVE
========================================= */
@media (max-width: 768px) {
    .project-facts-section { padding-top: 60px; }
    .section-title { font-size: 28px; margin-bottom: 40px; }
    
    .facts-table-wrapper { margin-bottom: 40px; }
    
    .luxury-table th, .luxury-table td { 
        padding: 16px 20px; 
        display: block; 
        width: 100%; 
        border-right: none;
    }
    
    .luxury-table th { 
        padding-bottom: 4px; 
        border-bottom: none; 
        font-size: 13px; 
    }
    
    .luxury-table td { 
        padding-top: 0; 
        margin-bottom: 8px; 
    }
    
    .highlight-text { font-size: 20px; }
    
    .facts-visual-full {
        height: 40vh;
    }
}

/* =========================================
   LOCATION FULL-WIDTH SECTION
========================================= */
.location-fw-section {
    background-color: var(--bg-dark);
    overflow: hidden;
}

/* 1. KHỐI TEXT FULL-WIDTH TRUNG TÂM */
.loc-header {
    max-width: 900px; /* Giới hạn độ rộng để mắt đọc không bị mỏi */
    margin: 0 auto 56px;
    text-align: center;
}

.loc-title {
    font-size: 36px;
    font-weight: 900;
    color: var(--text-white);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 24px;
}

.loc-title span {
    background: linear-gradient(to right, var(--gold-base), var(--gold-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.loc-desc {
    font-size: 18px; /* Chữ to hơn bản cũ vì không bị ép cột */
    color: var(--text-muted);
    line-height: 1.7;
    font-weight: 500;
}

.loc-desc strong {
    color: var(--text-white);
    font-weight: 700;
}

/* 2. KHỐI HÌNH ẢNH TOÀN CẢNH */
.loc-visual-full {
    position: relative;
    width: 100%;
    border-radius: 24px;
    overflow: hidden;
    margin-bottom: 30px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(212, 175, 55, 0.2);
    z-index: 1;
}


/* 3. LƯỚI 3 CỘT TÍNH NĂNG (OVERLAP) */
.loc-features-grid {
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.loc-card {
    background: rgba(15, 30, 30, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(212, 175, 55, 0.15);
    border-top: 3px solid var(--gold-base);
    border-radius: 20px;
    padding: 32px 24px;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    transition: transform 0.4s ease, border-color 0.4s ease;
}

.loc-card:hover {
    transform: translateY(-10px);
    border-color: var(--gold-base);
}

.loc-card h3 {
    font-size: 18px;
    font-weight: 800;
    color: var(--gold-light);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.loc-card p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* =========================================
   RESPONSIVE
========================================= */
@media (max-width: 992px) {
    .loc-features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
}

@media (max-width: 768px) {
    .location-fw-section { padding: 60px 0; }
    .loc-title { font-size: 28px; }
    .loc-desc { font-size: 16px; text-align: justify; }
    
    .loc-visual-full {
        margin-bottom: 24px;
        border-radius: 16px;
    }
    .loc-visual-overlay { display: none; } /* Bỏ hiệu ứng đè trên mobile */
    
    .loc-features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0;
    }
    .loc-card {
        padding: 24px;
    }
    .loc-card:hover {
        transform: translateY(-4px);
    }
}

/* =========================================
   AMENITIES SECTION
========================================= */
.amenities-section {
    background-color: var(--bg-sand);
}

.amenities-section .section-decs { max-width: 900px; margin: auto; }

/* 1. KHỐI NỘI DUNG (CHIA 2 CỘT) */

/* Cột Trái: Tiêu đề */
.am-title-box {
    position: relative;
}

.am-tag {
    display: inline-block;
    background: rgba(2, 102, 74, 0.1);
    color: var(--primary);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.am-title {
    font-size: 40px;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 16px;
    color: var(--text-main);
    text-transform: uppercase;
}

.am-title span {
    background: linear-gradient(to right, var(--gold-base), #b48505);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.am-subtitle {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 16px;
}

.am-desc {
    font-size: 16px;
    color: var(--text-muted);
    font-weight: 500;
    line-height: 1.7;
}

/* Cột Phải: Danh sách tiện ích */
.am-list {
    list-style: none;
    background: var(--bg-light);
    padding: 32px;
    border-radius: 24px;
    border: 1px solid var(--border-light);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: center;
}

.am-list li {
    position: relative;
    padding-left: 36px;
    margin-bottom: 20px;
    font-size: 15px;
    line-height: 1.6;
}

.am-list li:last-child {
    margin-bottom: 0;
}

.am-list li strong {
    color: var(--text-main);
    font-size: 16px;
    font-weight: 800;
    display: block;
    margin-bottom: 4px;
}

/* Custom Icon Checkmark */
.am-list li::before {
    content: '✦';
    position: absolute;
    left: 0;
    top: 2px;
    color: var(--gold-base);
    font-size: 20px;
    line-height: 1;
}

/* 2. KHỐI THƯ VIỆN ẢNH (CSS GRID) */
.amenities-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.gallery-item {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    background-color: var(--bg-light);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
    cursor: pointer;
}

.gallery-item::before {
    content: '';
    display: block;
    padding-top: 56.25%; /* Tỷ lệ 16:9 chuẩn cho ảnh */
}

.gallery-item img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.gallery-item:hover {
    box-shadow: var(--shadow-hover);
    border-color: var(--primary);
}

.gallery-item:hover img {
    transform: scale(1.08); /* Hiệu ứng zoom ảnh mượt mà */
}

/* Lớp phủ tinh tế khi hover */
.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(2, 102, 74, 0.6) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

/* =========================================
   RESPONSIVE
========================================= */
@media (max-width: 992px) {
    .amenities-header {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .amenities-gallery {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .amenities-section { padding: 60px 0; }
    .am-title { font-size: 32px; }
    .am-subtitle { font-size: 18px; }
    .amenities-gallery { grid-template-columns: 1fr; gap: 16px; }
    .am-list { padding: 24px; grid-template-columns: 1fr;}
}

/* =========================================
   2. SECTION MẶT BẰNG (Tiền tố: fp-)
========================================= */
.floorplan-section {
    background-color: var(--bg-dark);
    color: var(--text-white);
}

.floorplan-section .section-desc { color: var(--text-muted); max-width: 900px; margin: auto;}

.fp-tab-nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 40px;
}

.fp-tab-btn {
    padding: 14px 28px;
    background-color: transparent;
    border: 1px solid rgba(212, 175, 55, 0.4);
    color: var(--text-white);
    font-size: 15px;
    font-weight: 700;
    font-family: inherit;
    border-radius: 50px; /* Nút oval */
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.fp-tab-btn:hover {
    background-color: rgba(212, 175, 55, 0.1);
    border-color: var(--gold-base);
}

.fp-tab-btn.active {
    background: var(--gold-base);
    color: #000000;
    border-color: transparent;
    box-shadow: 0 8px 20px rgba(212, 175, 55, 0.3);
}

.fp-tab-panel {
    display: none;
    animation: fadeIn 0.5s ease-in-out forwards;
}

.fp-tab-panel.active {
    display: block;
}

.plan-wrapper {
    background-color: var(--bg-sand);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 24px;
    padding: 10px;
    text-align: center;
}

.plan-wrapper img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    mix-blend-mode: multiply; /* Hòa trộn nền ảnh vào màu cát */
}

/* =========================================
   3. SECTION SẢN PHẨM (Tiền tố: prod-)
========================================= */
.products-section {
    background-color: var(--bg-sand); /* Nền sáng */
    color: var(--text-main);
}
.products-section .section-desc { max-width: 900px; margin: 0 auto 40px; }

.prod-tab-nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 40px;
}

.prod-tab-btn {
    padding: 14px 24px;
    background: transparent;
    border: 1px solid rgba(212, 175, 55, 0.4);
    font-size: 15px;
    font-weight: 700;
    font-family: inherit;
    border-radius: 12px; /* Nút bo góc nhẹ */
    cursor: pointer;
    transition: 0.3s;
}

.prod-tab-btn:hover {
    border-color: var(--gold-base);
    color: var(--text-main);
}

.prod-tab-btn.active {
    background: linear-gradient(to right, var(--gold-base), var(--gold-light));
    color: #000;
    border-color: transparent;
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.2);
}

.prod-tab-panel {
    display: none;
    animation: fadeUp 0.5s ease-out forwards;
}

.prod-tab-panel.active {
    display: block;
}

.panel-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    background: var(--bg-dark); /* Form panel tối nổi bật trên nền cát */
    color: var(--text-white);
    border: 1px solid rgba(212, 175, 55, 0.15);
    border-radius: 24px;
    padding: 32px;
}

.panel-image {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    height: 100%;
    min-height: 400px;
}

.panel-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.8s ease;
}

.panel-image:hover img {
    transform: scale(1.05);
}

.zoom-icon {
    position: absolute;
    bottom: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    opacity: 0;
    transition: 0.3s;
}

.panel-image:hover .zoom-icon { opacity: 1; }

.panel-info { padding: 24px 0; }

.panel-tag {
    display: block;
    color: var(--gold-base);
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.panel-size {
    font-size: 40px;
    font-weight: 900;
    color: var(--text-white);
    margin-bottom: 24px;
    line-height: 1;
}

.panel-features { list-style: none; margin-bottom: 40px; }
.panel-features li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 15px;
    color: #a0aec0;
    line-height: 1.5;
}
.panel-features li span { color: var(--gold-base); font-weight: 900; }

.btn-gold {
    display: inline-block;
    padding: 16px 32px;
    background: linear-gradient(to right, var(--gold-base), var(--gold-light));
    color: #000;
    font-weight: 800;
    border-radius: 8px;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    transition: 0.3s;
}

.btn-gold:hover {
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.3);
    transform: translateY(-2px);
}

/* =========================================
   4. KEYFRAMES & RESPONSIVE
========================================= */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 992px) {
    .panel-grid { grid-template-columns: 1fr; }
    .panel-image { min-height: 300px; }
}

@media (max-width: 768px) {
    .floorplan-section, .products-section { padding: 60px 0; }
    .section-title { font-size: 28px; }
    .plan-wrapper, .panel-grid { padding: 16px; border-radius: 16px; }
    .panel-size { font-size: 32px; }
    .fp-tab-nav, .prod-tab-nav { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 8px; justify-content: flex-start; }
    .fp-tab-btn, .prod-tab-btn { white-space: nowrap; }
}
/* --- Developer Section --- */
.developer-section {
    background: var(--bg-sand);
}

.dev-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 64px;
    align-items: center;
}

.dev-image-box {
    position: relative;
    border-radius: 24px;
    padding: 16px;
    background: var(var(--gold-base));
    border: 1px solid var(var(--gold-base));
}

.dev-img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    border-radius: 16px;
    filter: grayscale(20%) contrast(110%);
}

.dev-experience {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--bg-dark);
    padding: 24px 32px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    border: 2px solid var(var(--gold-base));
}

.dev-experience .number {
    font-size: 40px;
    font-weight: 800;
    color: white;
    line-height: 1;
}

.dev-experience .text {
    color: rgba(255,255,255,0.9);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    line-height: 1.4;
}

.dev-desc {
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 40px;
}

.dev-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--bg-dark);
    margin-bottom: 32px;
}

.d-stat h4 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 4px;
}

.d-stat p {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.dev-projects h4 {
    font-size: 16px;
    margin-bottom: 16px;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.project-tags span {
    padding: 6px 16px;
    background: var(--bg-dark);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 99px;
    font-size: 13px;
    color: var(--text-white);
}

/* Responsive */
@media (max-width: 992px) {
    .dev-wrapper {
        grid-template-columns: 1fr;
        gap: 80px;
    }
    
    .dev-image-box {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .dev-experience {
        bottom: -20px;
        right: 20px;
        padding: 16px 24px;
    }
}

@media (max-width: 768px) {
    .dev-stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* =========================================
   REASONS TO CHOOSE SECTION
========================================= */
.reasons-section {background-color: var(--bg-dark); }
.reasons-section .section-desc { max-width: 900px; margin: auto; }
.center { text-align: center; }
.center-div { margin: 0 auto 24px auto !important; }

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr); /* 3 Cột */
    gap: 30px;
    margin-top: 50px;
    margin-bottom: 80px; /* Khoảng cách từ lưới tới bức ảnh full bên dưới */
}

.reason-card {
    position: relative;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(212, 175, 55, 0.15);
    border-top: 3px solid transparent; /* Chuẩn bị cho hiệu ứng viền vàng khi hover */
    padding: 40px 32px;
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s ease;
    z-index: 1;
}

/* Hiệu ứng tương tác mượt mà */
.reason-card:hover {
    background: rgba(212, 175, 55, 0.05);
    border-color: rgba(212, 175, 55, 0.3);
    border-top-color: var(--gold-base); /* Đổi màu viền trên cùng */
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

/* 3. SỐ MỜ KHỔNG LỒ (WATERMARK) */
.r-watermark {
    position: absolute;
    top: 0px;
    right: 16px;
    font-size: 120px; /* Tăng kích thước số mờ vì đã bỏ icon */
    font-weight: 900;
    font-family: serif;
    color: var(--gold-base);
    opacity: 0.04;
    line-height: 1;
    z-index: -1;
    transition: all 0.5s ease;
}

.reason-card:hover .r-watermark {
    opacity: 0.15;
    transform: scale(1.1) translateX(-10px); /* Dịch chuyển nhẹ số khi hover */
}

/* 4. TYPOGRAPHY (Tiêu đề và Mô tả) */
.r-title {
    font-size: 24px; /* Chữ lớn hơn chút để bù khoảng trống của icon */
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}

.r-desc {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* =========================================
   HÌNH ẢNH TRÀN VIỀN (FULL-WIDTH)
========================================= */
.reasons-visual-full {
    position: relative;
    width: 100%;
    height: 60vh; /* 60% chiều cao màn hình */
    min-height: 400px;
    overflow: hidden;
}

.reasons-visual-full img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 10s ease; /* Hiệu ứng zoom chậm điện ảnh */
}

.reasons-visual-full:hover img {
    transform: scale(1.08);
}

/* Lớp phủ chuyển sắc để hòa quyện ảnh vào nền tối phía trên */
.reasons-visual-full .visual-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, var(--bg-dark) 0%, rgba(7, 25, 25, 0.2) 30%, transparent 100%);
    pointer-events: none;
}

/* =========================================
   RESPONSIVE
========================================= */
@media (max-width: 992px) {
    .reasons-grid {
        grid-template-columns: repeat(2, 1fr); 
    }
}

@media (max-width: 768px) {
    .reasons-section { padding-top: 60px; }
    .reasons-grid {
        grid-template-columns: 1fr; 
        gap: 20px;
        margin-bottom: 40px;
    }
    .reason-card {
        padding: 32px 24px;
    }
    .r-watermark {
        font-size: 90px;
        top: -10px;
    }
    .reasons-visual-full {
        height: 40vh; /* Rút gọn ảnh trên mobile */
        min-height: 250px;
    }
}

/* =========================================
   PRICING & POLICY SECTION
========================================= */
.pricing-section {
    background-color: var(--bg-dark);
    position: relative;
    overflow: hidden;
}

/* Hiệu ứng Background mờ ảo phía sau */
.pricing-section::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.05) 0%, transparent 70%);
    z-index: 0;
    pointer-events: none;
}

.pricing-layout {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: center;
}

/* ---------- CỘT TRÁI: GIÁ & CHÍNH SÁCH ---------- */
.kicker {
    display: inline-block;
    color: var(--gold-base);
    font-size: 14px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 40px;
}

.text-gold {
    color: var(--gold-base);
    font-style: italic;
}

/* =========================================
   HỘP GIÁ NỔI BẬT (VISUAL ANCHOR)
========================================= */

/* 1. Khung bao ngoài tạo chiều sâu */
.price-highlight-box {
    position: relative;
    padding: 32px 40px;
    margin-bottom: 40px;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.08) 0%, rgba(0, 0, 0, 0.3) 100%);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-left: 4px solid var(--gold-base); 
    border-right: 4px solid var(--gold-base); 
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    text-align: center;
}

/* 2. Hiệu ứng Glow "Nhịp thở" */
.price-glow {
    position: absolute;
    top: 50%;
    left: 25%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: var(--gold-base);
    filter: blur(70px);
    opacity: 0.15;
    z-index: 0;
    pointer-events: none;
    animation: pulseGlow 4s infinite alternate ease-in-out;
}

@keyframes pulseGlow {
    0% { opacity: 0.1; transform: translate(-50%, -50%) scale(0.9); }
    100% { opacity: 0.25; transform: translate(-50%, -50%) scale(1.2); }
}

/* 3. Thẻ Tag "Mức giá dự kiến" */
.price-label {
    position: relative;
    z-index: 1;
    display: inline-block;
    background: rgba(212, 175, 55, 0.15);
    color: var(--gold-light);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
    border: 1px solid rgba(212, 175, 55, 0.3);
}

/* 4. Typography khổng lồ cho con số */
.price-number {
    position: relative;
    z-index: 1;
    font-size: 110px; /* Tăng size đập thẳng vào mắt */
    font-weight: 900;
    font-family: serif; /* Font có chân tạo nét cổ điển, đắt tiền */
    line-height: 1;
    background: linear-gradient(to right, var(--gold-base), var(--gold-light), #ffffff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: flex;
    align-items: baseline;
    gap: 16px;
    text-shadow: 0 10px 30px rgba(212, 175, 55, 0.25);
    justify-content: center;
}

/* 5. Đơn vị tính gọn gàng */
.price-unit {
    font-size: 24px;
    font-family: var(--font-sans);
    font-weight: 600;
    color: var(--text-muted);
    -webkit-text-fill-color: var(--text-muted); /* Chống dính màu gradient của số */
    text-transform: none;
    text-shadow: none; /* Bỏ đổ bóng để không bị lem */
}

/* Responsive cho Mobile */
@media (max-width: 768px) {
    .price-highlight-box {
        padding: 24px;
        text-align: center;
        border-left: 1px solid rgba(212, 175, 55, 0.2);
        border-bottom: 4px solid var(--gold-base); /* Đổi điểm nhấn xuống dưới cho cân đối */
    }
    
    .price-glow { left: 50%; }
    
    .price-number {
        font-size: 72px;
        justify-content: center;
        flex-direction: column; /* Đẩy chữ Triệu/m2 xuống dòng */
        gap: 4px;
        align-items: center;
    }
    
    .price-unit {
        font-size: 18px;
    }
}

/* Danh sách chính sách */
.policy-list {
    list-style: none;
}

.policy-list li {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 24px;
    background: rgba(255, 255, 255, 0.02);
    padding: 20px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: 0.3s;
}

.policy-list li:hover {
    background: rgba(212, 175, 55, 0.05);
    border-color: rgba(212, 175, 55, 0.2);
    transform: translateX(10px);
}

.p-icon {
    font-size: 28px;
    line-height: 1;
    background: rgba(212, 175, 55, 0.1);
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    flex-shrink: 0;
    border: 1px solid rgba(212, 175, 55, 0.2);
}

.p-text strong {
    display: block;
    color: var(--gold-light);
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 6px;
}

.p-text span {
    color: var(--text-muted);
    font-size: 15px;
}

/* ---------- CỘT PHẢI: FORM ĐĂNG KÝ ---------- */
.pricing-form-wrapper {
    position: relative;
}

.form-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-top: 4px solid var(--gold-base);
    padding: 48px 40px;
    border-radius: 24px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
}

.form-header {
    text-align: center;
    margin-bottom: 32px;
}

.form-header h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 12px;
}

.form-header p {
    color: var(--text-muted);
    font-size: 15px;
}

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

.lead-form input,
.lead-form select {
    width: 100%;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-white);
    padding: 16px 20px;
    border-radius: 12px;
    font-family: var(--font-sans);
    font-size: 15px;
    outline: none;
    transition: 0.3s;
}

.lead-form input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.lead-form input:focus,
.lead-form select:focus {
    border-color: var(--gold-base);
    background: rgba(0, 0, 0, 0.6);
}

.btn-submit-gold {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: linear-gradient(135deg, var(--gold-base) 0%, var(--gold-light) 100%);
    color: #000000;
    border: none;
    padding: 18px 24px;
    font-size: 16px;
    font-weight: 900;
    border-radius: 12px;
    cursor: pointer;
    text-transform: uppercase;
    transition: 0.3s;
    margin-top: 10px;
}

.btn-submit-gold:hover {
    box-shadow: 0 15px 30px rgba(212, 175, 55, 0.3);
    transform: translateY(-2px);
}

.form-note {
    display: block;
    text-align: center;
    margin-top: 16px;
    font-size: 12px;
    color: #718096;
}

/* =========================================
   RESPONSIVE
========================================= */
@media (max-width: 992px) {
    .pricing-layout {
        grid-template-columns: 1fr;
        gap: 56px;
    }
}

@media (max-width: 768px) {
/*    .pricing-section { padding: 60px 0; }*/
.section-title { font-size: 32px; }
/*    .price-number { font-size: 64px; }*/
/*    .price-unit { font-size: 18px; }*/

.form-card { padding: 32px 24px; }
.form-header h3 { font-size: 24px; }
}

/* =========================================
   BẢNG GIÁ CHI TIẾT (PRICE TABLE)
========================================= */

.price-table-wrapper {
    margin-top: 40px;
}

.table-heading {
    font-size: 16px;
    font-weight: 800;
    color: var(--gold-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.table-heading::before {
    content: '';
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gold-base);
}

.price-table {
    list-style: none;
    background: rgba(255, 255, 255, 0.02); /* Nền kính mờ nhẹ */
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 16px;
    overflow: hidden; /* Cắt góc bo tròn cho các dòng bên trong */
}

.price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    border-bottom: 1px dashed rgba(212, 175, 55, 0.15);
    transition: all 0.3s ease;
}

.price-row:last-child {
    border-bottom: none;
}

/* Hiệu ứng tương tác mượt mà khi hover */
.price-row:hover {
    background: rgba(212, 175, 55, 0.08); /* Sáng nền vàng */
    padding-left: 32px; /* Đẩy nhẹ chữ sang phải tạo cảm giác click */
}

.price-row .type {
    font-size: 18px;
    font-weight: 800;
    color: var(--text-white);
    line-height: 1.2;
}

.price-row .type small {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    margin-top: 4px;
}

.price-row .from {
    font-size: 22px;
    font-weight: 900;
    background: linear-gradient(to right, var(--gold-base), var(--gold-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 0.5px;
}

/* Responsive cho bảng trên mobile */
@media (max-width: 768px) {
    .price-row {
        padding: 16px;
    }
    
    .price-row:hover {
        padding-left: 20px; /* Giảm độ đẩy trên mobile để tránh tràn viền */
    }
    
    .price-row .from {
        font-size: 18px;
    }
    
    .price-row .type {
        font-size: 16px;
    }
}

/* =========================================
   CONTACT SECTION (DARK LUXURY)
========================================= */
.contact-section {
    background: var(--bg-dark);
    position: relative;
}

.contact-section .cta-final__bg { position:absolute; inset:0; opacity: 0.1; }
.contact-section .cta-final__bg img { width:100%; height:100%; object-fit:cover; object-position:bottom; }

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

/* Cột trái */
.contact-info .section-title {
    text-align: left;
    font-size: 42px;
    margin-bottom: 24px;
}

.contact-features {
    margin-top: 30px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    color: var(--text-muted);
}

.feature-item span {
    color: var(--gold-base);
    font-weight: 900;
}

/* Cột phải - Form */
.contact-form-box {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(212, 175, 55, 0.2);
    padding: 48px;
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text-muted);
}

.form-group input, 
.form-group select {
    width: 100%;
    padding: 16px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: var(--text-white);
    outline: none;
    transition: 0.3s;
}

.form-group input:focus {
    border-color: var(--gold-base);
    background: rgba(0, 0, 0, 0.4);
}

.btn-submit {
    width: 100%;
    padding: 18px;
    background: var(--gold-base);
    border: none;
    border-radius: 12px;
    font-weight: 900;
    font-size: 16px;
    cursor: pointer;
    text-transform: uppercase;
    transition: 0.3s;
}

.btn-submit:hover {
    background: var(--gold-light);
    transform: translateY(-2px);
}

.form-footer {
    text-align: center;
    margin-top: 16px;
    font-size: 12px;
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
    .contact-wrapper { grid-template-columns: 1fr; gap: 40px; }
    .contact-info .section-title { text-align: center; }
    .contact-form-box { padding: 30px; }
}