/* ==========================================================================
   COMPONENTS – dùng lại trên mọi trang
   ========================================================================== */

/* ---------- Button ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    min-height: 44px;
    padding: 0 22px;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    font-size: var(--fs-16);
    font-weight: 600;
    line-height: 1.2;
    white-space: nowrap;
    transition: background-color var(--duration) var(--ease), border-color var(--duration) var(--ease),
        color var(--duration) var(--ease), transform var(--duration) var(--ease);
}

.btn .icon {
    width: 18px;
    height: 18px;
    transition: transform var(--duration) var(--ease);
}

.btn:hover .icon {
    transform: translateX(3px);
}

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

.btn--primary:hover {
    background: var(--color-primary-hover);
}

/* Viền trắng trên nền tối (Hero) */
.btn--ghost-light {
    border-color: #fff;
    color: #fff;
    background: rgba(0, 0, 0, 0.18);
}

.btn--ghost-light:hover {
    background: #fff;
    color: var(--color-heading);
}

/* Viền đỏ, chữ trắng (nền tối) */
.btn--outline-dark {
    border-color: var(--color-primary);
    color: #fff;
}

.btn--outline-dark .icon {
    color: #fff;
}

.btn--outline-dark:hover {
    background: var(--color-primary);
}

/* Viền đỏ, chữ tối (nền sáng) */
.btn--outline {
    border-width: 1.5px;
    border-color: var(--color-primary);
    color: var(--color-heading);
    background: #fff;
}

.btn--outline .icon {
    color: var(--color-primary);
}

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

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

.btn--lg {
    min-height: 51px;
    padding: 0 30px;
    font-size: var(--fs-18);
}

.btn--block {
    width: 100%;
}

/* ---------- Eyebrow (nhãn nhỏ đỏ, chữ in hoa giãn) ---------- */
.eyebrow {
    display: inline-block;
    color: var(--color-primary);
    font-size: var(--fs-14);
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    line-height: 1.3;
}

.eyebrow--underline {
    padding-bottom: 9px;
    border-bottom: 1.5px solid var(--color-primary);
}

/* ---------- Tiêu đề section có gạch đỏ hai bên ---------- */
.section-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    font-size: var(--fs-section-title);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.01em;
    text-align: center;
}

.section-title::before,
.section-title::after {
    content: '';
    flex: 0 0 40px;
    height: 2px;
    background: var(--color-primary);
}

.section-title--plain::before,
.section-title--plain::after {
    content: none;
}

.section-subtitle {
    margin-top: 4px;
    font-size: var(--fs-17);
    text-align: center;
    color: var(--color-on-dark-muted);
    letter-spacing: 0.02em;
}

/* ---------- Thẻ dịch vụ (ảnh + tiêu đề + mô tả) ---------- */
.service-card {
    display: flex;
    flex-direction: column;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: box-shadow var(--duration) var(--ease), transform var(--duration) var(--ease);
}

.service-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.service-card__media {
    aspect-ratio: 284 / 173;
    overflow: hidden;
}

.service-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease);
}

.service-card:hover .service-card__media img {
    transform: scale(1.05);
}

.service-card__body {
    padding: 12px 20px 14px;
}

.service-card__title {
    font-size: var(--fs-card-title);
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.01em;
}

.service-card__title a:hover {
    color: var(--color-primary);
}

.service-card__desc {
    margin-top: 3px;
    font-size: var(--fs-14);
    font-stretch: 85%;
    line-height: 1.45;
    color: var(--color-muted);
}

/* ---------- Thẻ công trình (nền tối) ---------- */
.project-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--color-dark-2);
    border: 1px solid var(--color-border-dark);
    border-radius: var(--radius-md);
    overflow: hidden;
    color: #fff;
    transition: border-color var(--duration) var(--ease), transform var(--duration) var(--ease);
}

.project-card:hover {
    border-color: rgba(242, 35, 43, 0.7);
    transform: translateY(-3px);
}

.project-card__media {
    aspect-ratio: 388 / 199;
    overflow: hidden;
}

.project-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease);
}

.project-card:hover .project-card__media img {
    transform: scale(1.05);
}

.project-card__bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-height: 48px;
    padding: 6px 18px 6px 22px;
}

.project-card__title {
    color: #fff;
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.25;
    letter-spacing: 0.01em;
}

/* Link phủ toàn thẻ */
.project-card__title a::after {
    content: '';
    position: absolute;
    inset: 0;
}

.project-card__arrow {
    width: 30px;
    height: 30px;
    color: #fff;
    transition: color var(--duration) var(--ease);
}

.project-card:hover .project-card__arrow {
    color: var(--color-primary);
}

/* ---------- Thẻ bài viết ---------- */
.post-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--color-surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: box-shadow var(--duration) var(--ease), transform var(--duration) var(--ease);
}

.post-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.post-card__media {
    aspect-ratio: 386 / 135;
    overflow: hidden;
}

.post-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease);
}

.post-card:hover .post-card__media img {
    transform: scale(1.05);
}

.post-card__body {
    padding: 10px 22px 12px;
}

.post-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 16px;
    margin-bottom: 6px;
    font-size: var(--fs-13);
    color: var(--color-muted);
}

.post-card__meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.post-card__meta .icon {
    width: 14px;
    height: 14px;
}

.post-card__title {
    font-size: 1.1875rem;
    font-weight: 600;
    line-height: 1.35;
}

.post-card__title a::after {
    content: '';
    position: absolute;
    inset: 0;
}

.post-card:hover .post-card__title {
    color: var(--color-primary);
}

.post-card__excerpt {
    margin-top: 4px;
    font-size: var(--fs-16);
    line-height: 1.5;
    color: var(--color-muted);
}

/* ---------- Danh sách check đỏ ---------- */
.check-item {
    display: flex;
    align-items: center;
    gap: 13px;
    font-size: 1.09375rem;         /* 17.5px */
    line-height: 1.35;
    color: var(--color-text);
}

.check-item__icon {
    display: grid;
    place-items: center;
    flex: 0 0 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--color-primary);
    color: #fff;
}

.check-item__icon .icon {
    width: 20px;
    height: 20px;
}

/* ---------- Form ---------- */
.form-control {
    width: 100%;
    height: 44px;
    padding: 0 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: #fff;
    color: var(--color-heading);
    font-size: var(--fs-15);
    transition: border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.form-control::placeholder {
    color: #9aa1b2;
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(242, 35, 43, 0.18);
}

textarea.form-control {
    height: auto;
    min-height: 140px;
    padding: 12px 16px;
    resize: vertical;
}

.select-wrap {
    position: relative;
}

.select-wrap select {
    appearance: none;
    padding-right: 40px;
    color: #9aa1b2;
    cursor: pointer;
}

.select-wrap select:valid {
    color: var(--color-heading);
}

.select-wrap .icon {
    position: absolute;
    top: 50%;
    right: 14px;
    width: 16px;
    height: 16px;
    color: #6b7280;
    transform: translateY(-50%);
    pointer-events: none;
}

.form-label {
    display: block;
    margin-bottom: 6px;
    font-size: var(--fs-14);
    font-weight: 600;
    color: var(--color-heading);
}

.form-note {
    margin-top: 10px;
    font-size: var(--fs-14);
}

.form-note[data-state='success'] { color: #1f9d55; }
.form-note[data-state='error'] { color: var(--color-primary); }

/* ---------- Mạng xã hội ---------- */
.social-links {
    display: flex;
    gap: 13px;
}

.social-links a {
    display: grid;
    place-items: center;
    width: 50px;
    height: 50px;
    border: 1.5px solid rgba(255, 255, 255, 0.55);
    border-radius: 50%;
    color: #fff;
    font-size: var(--fs-15);
    font-weight: 600;
    transition: background-color var(--duration) var(--ease), border-color var(--duration) var(--ease);
}

.social-links a:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.social-links .icon {
    width: 24px;
    height: 24px;
}

/* ---------- Nút liên hệ nổi ---------- */
.floating-contact {
    position: fixed;
    right: 45px;
    bottom: 80px;
    z-index: 90;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.floating-contact a {
    display: grid;
    place-items: center;
    width: 54px;
    height: 54px;
    border-radius: 50%;
    color: #fff;
    font-size: var(--fs-17);
    font-weight: 700;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
    transition: transform var(--duration) var(--ease);
}

.floating-contact a:hover {
    transform: scale(1.08);
}

.floating-contact__phone {
    background: var(--color-primary);
    animation: ring-pulse 2.4s infinite;
}

.floating-contact__phone .icon {
    width: 26px;
    height: 26px;
}

.floating-contact__zalo {
    background: var(--color-zalo);
}

@keyframes ring-pulse {
    0% { box-shadow: 0 0 0 0 rgba(242, 35, 43, 0.5); }
    70% { box-shadow: 0 0 0 14px rgba(242, 35, 43, 0); }
    100% { box-shadow: 0 0 0 0 rgba(242, 35, 43, 0); }
}

/* ---------- Breadcrumb ---------- */
.breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    font-size: var(--fs-14);
}

.breadcrumb li {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.breadcrumb li + li::before {
    content: '/';
    opacity: 0.5;
}

.breadcrumb a:hover {
    color: var(--color-primary);
}

.breadcrumb [aria-current='page'] {
    opacity: 0.75;
}

/* ---------- Chip lọc ---------- */
.chip-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.chip {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    padding: 0 18px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    background: #fff;
    font-size: var(--fs-15);
    font-weight: 500;
    color: var(--color-text);
    transition: all var(--duration) var(--ease);
}

.chip:hover,
.chip.is-active {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: #fff;
}

/* ---------- Phân trang (class giống paginate_links) ---------- */
.pagination {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
}

.pagination .page-numbers {
    display: grid;
    place-items: center;
    min-width: 42px;
    height: 42px;
    padding: 0 10px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: #fff;
    font-weight: 600;
    color: var(--color-heading);
    transition: all var(--duration) var(--ease);
}

.pagination .page-numbers .icon {
    width: 18px;
    height: 18px;
}

.pagination a.page-numbers:hover,
.pagination .page-numbers.current {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: #fff;
}

.pagination .page-numbers.dots {
    border-color: transparent;
    background: transparent;
}

/* ---------- Ô tìm kiếm ---------- */
.search-form {
    display: flex;
    gap: 0;
}

.search-form .form-control {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.search-form .btn {
    min-height: 44px;
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    padding: 0 18px;
}

/* ---------- Đầu section có nút "Xem tất cả" (trang chủ + bài liên quan) ---------- */
.news__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.news__title {
    font-size: 2rem;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.news__head .btn {
    min-width: 155px;
    min-height: 38px;
    font-size: var(--fs-15);
    font-weight: 500;
}

.news__grid {
    margin-top: 18px;
    gap: 21px;
}