/* Integrations Page Styles — v1.0
   Dùng cho archive-integration.php và single-integration.php.
   Trang này bao cả hai sản phẩm nên accent lấy màu brand Trust1 (lime),
   còn mỗi nhóm app giữ màu riêng của sản phẩm đó để phân biệt. */

:root {
    --int-dark-bg: #070a1d;
    --int-accent: #7bd50c;
    --int-accent-soft: #c0e52b;
    --int-text: #303030;
    --int-text-muted: #616161;
    --int-white: #ffffff;
    --int-light-bg: #f1f1f1;
    --int-border: #e3e3e3;
    --int-trustshop: #ffb700;
    --int-wasend: #25d366;
}

/* =========================================
   SHARED
   ========================================= */
.t1-int-wrap {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 16px;
}

.t1-int-eyebrow {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--int-accent-soft);
    margin-bottom: 18px;
}

.t1-int-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 52px;
    padding: 0 28px;
    border-radius: 16px;
    font-family: inherit;
    font-weight: 600;
    font-size: 17px;
    text-decoration: none;
    white-space: nowrap;
    cursor: pointer;
    border: 2px solid transparent;
    transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

.t1-int-btn--primary {
    background-color: var(--int-accent);
    border-color: var(--int-accent);
    color: var(--int-dark-bg);
}

.t1-int-btn--primary:hover {
    background-color: var(--int-accent-soft);
    border-color: var(--int-accent-soft);
}

.t1-int-btn--ghost {
    background-color: transparent;
    border-color: var(--int-border);
    color: var(--int-text);
}

.t1-int-btn--ghost:hover {
    border-color: var(--int-text);
}

.t1-int-btn--block {
    width: 100%;
    margin-top: 20px;
}

/* Logo đối tác: có ảnh thì dùng ảnh, không thì ô chữ cái đầu */
.t1-int-logo {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    object-fit: contain;
    background-color: var(--int-white);
    border: 1px solid var(--int-border);
    padding: 6px;
}

.t1-int-logo--mono {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 0;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: hsl(var(--mono-hue) 62% 28%);
    background-color: hsl(var(--mono-hue) 68% 92%);
}

.t1-int-logo--lg {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    font-size: 24px;
}

/* =========================================
   HERO
   ========================================= */
.t1-int-hero {
    display: flex;
    justify-content: center;
    padding: 200px 16px 80px;
    background: url("../images/whatsapp-marketing/dark-grid-bg.webp") center / cover no-repeat;
    background-color: var(--int-dark-bg);
    border-radius: 0 0 16px 16px;
}

.t1-int-hero__inner {
    width: 100%;
    max-width: 900px;
    text-align: center;
    color: var(--int-white);
}

.t1-int-hero__title {
    font-weight: 900;
    font-size: 46px;
    line-height: 110%;
    color: var(--int-white);
    margin: 0;
}

.t1-int-hero__sub {
    font-size: 20px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.72);
    margin: 20px auto 0;
    max-width: 680px;
}

.t1-int-hero__meta {
    margin-top: 24px;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.55);
}

.t1-int-hero__meta strong {
    color: var(--int-accent-soft);
    font-weight: 700;
}

.t1-int-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-top: 32px;
}

.t1-int-hero--single .t1-int-btn--ghost {
    border-color: rgba(255, 255, 255, 0.28);
    color: var(--int-white);
}

.t1-int-hero--single .t1-int-btn--ghost:hover {
    border-color: var(--int-white);
}

/* =========================================
   THẺ HAI SẢN PHẨM
   ========================================= */
.t1-int-apps {
    padding: 64px 0 8px;
}

.t1-int-apps__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

.t1-int-app-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 28px;
    background-color: var(--int-white);
    border: 1px solid var(--int-border);
    border-radius: 24px;
}

.t1-int-app-card__logo {
    width: 44px;
    height: 44px;
    border-radius: 10px;
}

.t1-int-app-card__name {
    font-size: 24px;
    font-weight: 800;
    line-height: 1.2;
    color: var(--int-text);
    margin: 0;
}

.t1-int-app-card__name span {
    display: block;
    font-size: 15px;
    font-weight: 500;
    color: var(--int-text-muted);
    margin-top: 4px;
}

.t1-int-app-card__blurb {
    font-size: 16px;
    line-height: 1.6;
    color: var(--int-text-muted);
    margin: 0;
}

.t1-int-app-card__count {
    font-size: 14px;
    font-weight: 600;
    color: var(--int-text);
    margin: 0;
}

.t1-int-app-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: auto;
    padding-top: 12px;
}

/* =========================================
   BỘ LỌC
   ========================================= */
.t1-int-browse {
    padding: 48px 0 24px;
    scroll-margin-top: 100px;
}

.t1-int-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--int-border);
}

.t1-int-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.t1-int-chip {
    height: 40px;
    padding: 0 18px;
    border-radius: 9000px;
    border: 1px solid var(--int-border);
    background-color: var(--int-white);
    font-family: inherit;
    font-size: 15px;
    font-weight: 500;
    color: var(--int-text-muted);
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

.t1-int-chip:hover {
    border-color: var(--int-text);
    color: var(--int-text);
}

.t1-int-chip.is-active {
    background-color: var(--int-dark-bg);
    border-color: var(--int-dark-bg);
    color: var(--int-white);
}

.t1-int-search input {
    height: 40px;
    width: 260px;
    max-width: 100%;
    padding: 0 16px;
    border-radius: 9000px;
    border: 1px solid var(--int-border);
    background-color: var(--int-white);
    font-family: inherit;
    font-size: 15px;
    color: var(--int-text);
}

.t1-int-search input:focus {
    outline: 2px solid var(--int-accent);
    outline-offset: 1px;
}

/* =========================================
   NHÓM THEO APP → DANH MỤC → THẺ
   ========================================= */
.t1-int-appgroup {
    padding-top: 48px;
}

.t1-int-appgroup__head {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 4px;
}

.t1-int-appgroup__head img {
    width: 28px;
    height: 28px;
    border-radius: 8px;
}

.t1-int-appgroup__head h2 {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 26px;
    font-weight: 800;
    color: var(--int-text);
    margin: 0;
}

.t1-int-appgroup__head h2 span {
    font-size: 15px;
    font-weight: 500;
    color: var(--int-text-muted);
}

.t1-int-typegroup {
    padding-top: 28px;
}

.t1-int-typegroup__title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--int-text-muted);
    margin: 0 0 14px;
}

.t1-int-typegroup__title::after {
    content: "";
    flex: 1;
    height: 1px;
    background-color: var(--int-border);
}

/* Mỗi app một màu gạch nhấn để phân biệt khi xem "All apps" */
.t1-int-appgroup[data-app="trustshop"] .t1-int-card:hover {
    border-color: var(--int-trustshop);
}

.t1-int-appgroup[data-app="wasend"] .t1-int-card:hover {
    border-color: var(--int-wasend);
}

.t1-int-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
}

.t1-int-card {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 20px;
    background-color: var(--int-white);
    border: 1px solid var(--int-border);
    border-radius: 16px;
    text-decoration: none;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.t1-int-card:hover {
    border-color: var(--int-text);
    box-shadow: 0 12px 28px -20px rgba(7, 10, 29, 0.55);
    transform: translateY(-2px);
}

.t1-int-card__body {
    flex: 1;
    min-width: 0;
}

.t1-int-card__name {
    font-size: 17px;
    font-weight: 700;
    line-height: 1.3;
    color: var(--int-text);
    margin: 0;
}

.t1-int-card__desc {
    font-size: 14.5px;
    line-height: 1.55;
    color: var(--int-text-muted);
    margin: 6px 0 0;
}

.t1-int-card__action {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    align-self: center;
    flex-shrink: 0;
    font-size: 13px;
    font-weight: 600;
    color: var(--int-text-muted);
}

.t1-int-card:hover .t1-int-card__action {
    color: var(--int-text);
}

.t1-int-empty,
.t1-int-noresult {
    padding: 40px 0;
    text-align: center;
    color: var(--int-text-muted);
    font-size: 16px;
}

/* =========================================
   TRANG CHI TIẾT
   ========================================= */
.t1-int-crumbs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.55);
    margin-bottom: 28px;
}

.t1-int-crumbs a {
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
}

.t1-int-crumbs a:hover {
    color: var(--int-accent-soft);
    text-decoration: underline;
}

.t1-int-pair {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin-bottom: 24px;
}

.t1-int-pair__plus {
    display: inline-flex;
    color: rgba(255, 255, 255, 0.45);
}

.t1-int-body {
    padding: 64px 0 24px;
}

.t1-int-body__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 48px;
    align-items: start;
}

.t1-int-content {
    font-size: 17px;
    line-height: 1.75;
    color: var(--int-text);
}

.t1-int-content h2 {
    font-size: 28px;
    font-weight: 800;
    line-height: 1.25;
    margin: 40px 0 14px;
    color: var(--int-text);
}

.t1-int-content h2:first-child {
    margin-top: 0;
}

.t1-int-content h3 {
    font-size: 21px;
    font-weight: 700;
    margin: 28px 0 10px;
}

.t1-int-content p {
    margin: 0 0 16px;
}

.t1-int-content ul,
.t1-int-content ol {
    margin: 0 0 20px;
    padding-left: 22px;
}

.t1-int-content ul li {
    list-style: disc;
}

.t1-int-content ol li {
    list-style: decimal;
}

.t1-int-content li {
    margin-bottom: 10px;
    padding-left: 4px;
}

.t1-int-content img {
    border-radius: 16px;
    border: 1px solid var(--int-border);
}

.t1-int-facts {
    position: sticky;
    top: 100px;
    padding: 24px;
    background-color: var(--int-light-bg);
    border-radius: 20px;
}

.t1-int-facts__title {
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--int-text-muted);
    margin: 0 0 16px;
}

.t1-int-facts__list {
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.t1-int-facts__list dt {
    font-size: 13px;
    color: var(--int-text-muted);
    margin-bottom: 2px;
}

.t1-int-facts__list dd {
    margin: 0;
    font-size: 15.5px;
    font-weight: 600;
    color: var(--int-text);
}

.t1-int-facts__list a {
    color: var(--int-text);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.t1-int-facts__list a:hover {
    color: var(--int-accent);
}

/* =========================================
   LIÊN QUAN + CTA
   ========================================= */
.t1-int-related {
    padding: 48px 0 16px;
}

.t1-int-related__head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.t1-int-related__head h2 {
    font-size: 26px;
    font-weight: 800;
    color: var(--int-text);
    margin: 0;
}

.t1-int-related__head a {
    font-size: 15px;
    font-weight: 600;
    color: var(--int-text-muted);
    text-decoration: none;
}

.t1-int-related__head a:hover {
    color: var(--int-text);
}

.t1-int-cta {
    padding: 56px 0 96px;
}

.t1-int-cta__box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 24px;
    padding: 40px;
    background-color: var(--int-dark-bg);
    border-radius: 24px;
}

.t1-int-cta__box h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--int-white);
    margin: 0;
}

.t1-int-cta__box p {
    font-size: 16.5px;
    color: rgba(255, 255, 255, 0.65);
    margin: 8px 0 0;
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 991px) {
    .t1-int-body__grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .t1-int-facts {
        position: static;
    }
}

@media (max-width: 767px) {
    .t1-int-hero {
        padding: 150px 16px 56px;
    }

    .t1-int-hero__title {
        font-size: 32px;
    }

    .t1-int-hero__sub {
        font-size: 17px;
    }

    .t1-int-grid,
    .t1-int-apps__grid {
        grid-template-columns: 1fr;
    }

    .t1-int-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .t1-int-search input {
        width: 100%;
    }

    .t1-int-appgroup__head h2,
    .t1-int-related__head h2,
    .t1-int-cta__box h2 {
        font-size: 22px;
    }

    .t1-int-cta__box {
        padding: 28px;
    }

    .t1-int-content h2 {
        font-size: 23px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .t1-int-card,
    .t1-int-btn,
    .t1-int-chip {
        transition: none;
    }

    .t1-int-card:hover {
        transform: none;
    }
}