/* Base Container & Components */
.section-container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}
@media (max-width: 768px) {
    .section-container {
        padding: 0 16px;
    }
}
.sub-heading {
    display: inline-block;
    color: var(--accent);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 12px;
}
.main-heading {
    font-family: var(--font-heading);
    font-size: 36px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.3;
    margin: 0 0 16px;
    letter-spacing: -0.5px;
}
.section-desc {
    font-size: 16px;
    color: var(--gray);
    line-height: 1.7;
    margin: 0;
}
.section-header-box {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 55px;
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 26px;
    border-radius: var(--radius-btn);
    font-size: 15px;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}
.btn-primary {
    background: linear-gradient(135deg, #ea580c 0%, #c2410c 100%);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(234, 88, 12, 0.3);
}
.btn-primary:hover {
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    color: var(--white);
    transform: translateY(-2px);
}
/* Page Banner */
.page-banner {
    background: linear-gradient(rgba(15, 23, 42, 0.88), rgba(2, 6, 23, 0.94)), url('_assets/hero-2.jpg') center/cover no-repeat;
    color: #ffffff;
    padding: 90px 0 70px;
    text-align: center;
    border-bottom: 2px solid var(--accent);
}
.banner-breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(234, 88, 12, 0.15);
    border: 1px solid rgba(234, 88, 12, 0.4);
    padding: 6px 18px;
    border-radius: var(--radius);
    margin-bottom: 18px;
    font-size: 13px;
    font-weight: 600;
}
.banner-breadcrumb a {
    color: #cbd5e1;
    text-decoration: none;
    transition: var(--transition);
}
.banner-breadcrumb a:hover {
    color: var(--accent);
}
.banner-breadcrumb .sep {
    color: var(--accent);
    font-size: 10px;
}
.banner-breadcrumb .current {
    color: #fb923c;
}
.page-title {
    font-family: var(--font-heading);
    font-size: 40px;
    font-weight: 800;
    line-height: 1.25;
    margin: 0 0 14px;
    color: #ffffff;
    letter-spacing: -0.5px;
}
.page-subtitle {
    font-size: 16px;
    color: #cbd5e1;
    max-width: 780px;
    margin: 0 auto;
    line-height: 1.7;
}

@media (max-width: 768px) {
    .page-banner { padding: 60px 0 45px; }
    .page-title { font-size: 28px; }
    .page-subtitle { font-size: 14px; }
}

/* Projects Catalog Styles */
.projects-catalog-section { padding: 90px 0; background: #ffffff; }
.project-tabs { display: flex; justify-content: center; gap: 12px; margin-bottom: 50px; flex-wrap: wrap; }
.tab-btn { background: var(--light); border: 1px solid var(--border); border-radius: var(--radius-btn); padding: 10px 22px; font-size: 14px; font-weight: 700; color: var(--dark); cursor: pointer; transition: var(--transition); }
.tab-btn:hover, .tab-btn.active { background: var(--accent); color: #ffffff; border-color: var(--accent); }

.catalog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-bottom: 60px; }
.project-card { background: #ffffff; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: var(--transition); display: flex; flex-direction: column; }
.project-card:hover { border-color: var(--accent); transform: translateY(-6px); box-shadow: 0 15px 35px rgba(15, 23, 42, 0.1); }
.project-thumb { position: relative; height: 260px; overflow: hidden; }
.project-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.project-card:hover .project-thumb img { transform: scale(1.08); }
.project-badge { position: absolute; top: 16px; left: 16px; background: rgba(15, 23, 42, 0.9); color: #fb923c; padding: 5px 12px; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; border-radius: 4px; border: 1px solid var(--accent); }
.project-status { position: absolute; bottom: 16px; right: 16px; background: #059669; color: #ffffff; padding: 4px 10px; font-size: 11px; font-weight: 700; border-radius: 4px; }
.project-body { padding: 24px 22px; flex-grow: 1; display: flex; flex-direction: column; }
.project-location { font-size: 13px; color: var(--gray); margin-bottom: 8px; display: flex; align-items: center; gap: 6px; }
.project-location i { color: var(--accent); }
.project-name { font-family: var(--font-heading); font-size: 20px; font-weight: 700; color: var(--primary); margin: 0 0 12px; line-height: 1.35; }
.project-name a { color: inherit; text-decoration: none; transition: var(--transition); }
.project-name a:hover { color: var(--accent); }
.project-specs { display: flex; justify-content: space-between; border-top: 1px solid #f1f5f9; border-bottom: 1px solid #f1f5f9; padding: 12px 0; margin-bottom: 18px; font-size: 13px; color: var(--dark); font-weight: 600; }
.project-specs span { display: inline-flex; align-items: center; gap: 6px; }
.project-specs i { color: var(--accent); }
.project-footer { display: flex; justify-content: space-between; align-items: center; margin-top: auto; }
.project-scale { font-family: var(--font-heading); font-size: 18px; font-weight: 800; color: var(--primary); }
.project-scale span { font-size: 12px; font-weight: 500; color: var(--gray); }
.btn-view-detail { padding: 8px 16px; background: var(--light); color: var(--primary); border: 1px solid var(--border); border-radius: var(--radius-btn); font-size: 13px; font-weight: 700; text-decoration: none; transition: var(--transition); }
.btn-view-detail:hover { background: var(--accent); color: #ffffff; border-color: var(--accent); }

/* Pagination */
.pagination-bar { display: flex; justify-content: center; gap: 10px; }
.page-num, .page-next { width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; border: 1px solid var(--border); border-radius: var(--radius-btn); font-weight: 700; font-size: 15px; color: var(--dark); text-decoration: none; transition: var(--transition); background: #ffffff; }
.page-num.active, .page-num:hover, .page-next:hover { background: var(--accent); color: #ffffff; border-color: var(--accent); }

@media (max-width: 991px) {
    .catalog-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
    .catalog-grid { grid-template-columns: 1fr; }
    .projects-catalog-section { padding: 60px 0; }
}