/* =========================================================
   RESET & THIẾT LẬP CHUNG
========================================================= */

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --blue: #1E50A2;
    --blue-dark: #0b2454;
    --blue-deep: #061735;
    --blue-light: #2d68c7;
    --red: #ff5858;
    --red-dark: #d93636;
    --white: #ffffff;
    --text: #ffffff;
    --text-soft: #dbe7ff;
    --border: rgba(255, 255, 255, 0.18);
    --border-red: rgba(255, 88, 88, 0.60);
    --shadow: 0 0 25px rgba(255, 88, 88, 0.12);
}

html {
    scroll-behavior: smooth;
    background: var(--blue-deep);
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0 !important;
    min-width: 320px;
    overflow-x: hidden;
    background:
        radial-gradient(circle at 15% 0%, rgba(45, 104, 199, 0.20), transparent 34%),
        linear-gradient(180deg, #07142b 0%, #061735 100%) !important;
    color: var(--white) !important;
    font-family: Arial, Helvetica, sans-serif !important;
    font-size: 16px;
    line-height: 1.7;
}

img {
    max-width: 100%;
}

a {
    color: inherit;
}

/* =========================================================
   KHUNG WEBSITE
========================================================= */

.container {
    position: relative;
    z-index: 1;
    width: min(95%, 1100px);
    margin: 25px auto;
    padding: 12px;
    color: var(--white);
    background: linear-gradient(180deg, rgba(18, 57, 122, 0.96), rgba(6, 23, 53, 0.98));
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 16px;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.35), 0 0 20px rgba(30, 80, 162, 0.12);
}

/* =========================================================
   ẢNH BANNER
========================================================= */

.image_background {
    width: 100%;
    overflow: hidden;
    background: var(--blue-dark);
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: 12px;
}

.image_background img {
    display: block;
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 12px;
}

/* =========================================================
   HEADER / THÔNG TIN DỊCH VỤ
========================================================= */

.header_info {
    display: flex !important;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 18px 22px;
    margin: 20px 0 0;
    padding: 18px;
    background: linear-gradient(135deg, rgba(11, 36, 84, 0.97), rgba(18, 57, 122, 0.86));
    border: 1px solid rgba(255, 88, 88, 0.35) !important;
    border-radius: 14px;
    box-shadow: 0 0 20px rgba(255, 88, 88, 0.08);
}

.left_info {
    display: flex;
    flex: 1 1 500px;
    min-width: 0;
    align-items: center;
    gap: 15px;
    color: var(--white) !important;
}

.header_profile {
    width: 100px;
    height: 100px;
    flex: 0 0 100px;
    overflow: hidden;
    margin: 0;
    padding: 0;
    background: var(--blue-dark);
    border: 3px solid var(--red);
    border-radius: 50%;
    box-shadow: 0 0 12px rgba(255, 88, 88, 0.40);
}

.header_profile img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.left_info h1,
.header_info h1 {
    margin: 0;
    color: var(--white) !important;
    font-size: clamp(23px, 3.2vw, 35px);
    font-weight: 800;
    line-height: 1.3;
    overflow-wrap: anywhere;
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.10);
}

.right_info {
    display: flex !important;
    flex: 0 1 auto;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    margin-left: auto;
}

.right_info > a {
    display: inline-flex;
    flex: 0 0 auto;
    text-decoration: none;
}

.logo_social {
    display: grid;
    width: 48px;
    height: 48px;
    flex: 0 0 48px;
    place-items: center;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 88, 88, 0.45);
    border-radius: 10px;
    transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.logo_social img {
    display: block;
    width: 100%;
    height: 100%;
    padding: 5px;
    object-fit: contain;
    opacity: 1;
    filter: none !important;
}

.right_info a:hover .logo_social,
.right_info a:focus-visible .logo_social {
    transform: translateY(-3px);
    background: rgba(255, 88, 88, 0.13);
    box-shadow: 0 0 12px rgba(255, 88, 88, 0.38);
}

.right_info a:focus-visible {
    outline: 2px solid var(--red);
    outline-offset: 4px;
    border-radius: 10px;
}

/* =========================================================
   BIO BOX - KHUNG NỘI DUNG CHÍNH
========================================================= */

.bio_box {
    width: 100%;
    min-width: 0;
    margin-top: 4px;
    padding: 0;
    color: var(--white) !important;
    background: transparent !important;
    border: 0 !important;
    border-radius: 14px;
    box-shadow: none;
    position: relative;
}

.bio_box,
.bio_box * {
    color: var(--white) !important;
}

/* =========================================================
   TLG FUTURE / SHELL
========================================================= */

.tlg-future {
    position: relative;
    width: 100%;
    overflow: hidden;
    color: var(--white) !important;
    background: linear-gradient(180deg, rgba(18, 57, 122, 0.96), rgba(7, 20, 43, 0.99)) !important;
    border: 2px solid var(--red) !important;
    border-radius: 14px;
    box-shadow: 0 0 25px rgba(255, 88, 88, 0.12), inset 0 0 25px rgba(0, 0, 0, 0.15);
}

.tlg-future::before {
    content: "TLG // FUTURE TRANSIT";
    display: block;
    padding: 10px 16px;
    color: var(--white) !important;
    background: linear-gradient(90deg, var(--red), var(--red-dark), #0b2050);
    border-bottom: 1px solid var(--red);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.tlg-shell {
    position: relative;
    width: 100%;
    padding: 25px;
    color: var(--white) !important;
    background:
        linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 34px 34px;
}

.tlg-shell * {
    box-sizing: border-box;
    color: var(--white) !important;
}

/* =========================================================
   NỘI DUNG SEO
========================================================= */

.seo-content {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    color: var(--white) !important;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.seo-content section {
    margin: 0 0 30px;
    padding: 0 0 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    scroll-margin-top: 20px;
}

.seo-content section:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: 0;
}

.seo-content h1,
.seo-content h2,
.seo-content h3,
.seo-content h4 {
    position: relative;
    color: var(--white) !important;
    font-family: Arial, Helvetica, sans-serif;
    font-weight: 800;
    line-height: 1.38;
    overflow-wrap: anywhere;
}

.seo-content h2 {
    margin: 30px 0 16px;
    padding: 13px 16px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.015));
    border-left: 5px solid var(--red);
    border-radius: 5px 10px 10px 5px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.17);
    font-size: clamp(21px, 2.6vw, 27px);
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.08);
}

.seo-content section > h2:first-child {
    margin-top: 0;
}

.seo-content h3 {
    margin: 24px 0 10px;
    padding: 9px 13px;
    background: linear-gradient(135deg, #123875, #0b2454);
    border-left: 4px solid var(--red);
    border-radius: 5px;
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.17);
    font-size: clamp(17px, 2vw, 20px);
}

.seo-content h4 {
    margin: 18px 0 8px;
    font-size: 17px;
}

.seo-content p {
    margin: 12px 0 16px;
    color: var(--text-soft) !important;
    font-size: 16px;
    line-height: 1.8;
}

.seo-content p:last-child {
    margin-bottom: 0;
}

.seo-content strong,
.seo-content b {
    color: var(--white) !important;
    font-weight: 800;
}

.seo-content em {
    color: #f1f5ff !important;
}

/* =========================================================
   LINK TRONG NỘI DUNG
========================================================= */

.seo-content a {
    color: var(--white) !important;
    font-weight: 700;
    text-decoration: underline;
    text-decoration-color: var(--red);
    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
    overflow-wrap: anywhere;
    transition: color 0.2s ease;
}

.seo-content a:hover,
.seo-content a:focus-visible {
    color: #ffe1e1 !important;
    text-decoration-color: #ffffff;
}

.seo-content a:focus-visible {
    outline: 2px solid var(--red);
    outline-offset: 3px;
    border-radius: 2px;
}

/* =========================================================
   DANH SÁCH
========================================================= */

.seo-content ul,
.seo-content ol {
    margin: 15px 0 20px;
    padding: 16px 22px 16px 44px;
    color: var(--white) !important;
    background: rgba(255, 255, 255, 0.055);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 10px;
}

.seo-content li {
    margin: 0 0 8px;
    padding-left: 3px;
    color: var(--text-soft) !important;
    line-height: 1.75;
}

.seo-content li:last-child {
    margin-bottom: 0;
}

.seo-content li::marker {
    color: var(--red) !important;
    font-weight: 800;
}

/* =========================================================
   BẢNG GIÁ - CUỘN NGANG KHI MÀN HÌNH HẸP
========================================================= */

.table-responsive {
    width: 100%;
    max-width: 100%;
    margin: 22px 0;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    border: 2px solid var(--red);
    border-radius: 11px;
    background: var(--blue-dark);
    box-shadow: 0 0 16px rgba(255, 88, 88, 0.10);
}

.table-responsive table,
.seo-content table {
    width: 100%;
    min-width: 620px;
    margin: 0;
    border-collapse: collapse;
    border-spacing: 0;
    background: var(--blue-dark) !important;
    color: var(--white) !important;
    font-size: 15px;
}

.seo-content thead {
    background: #123875 !important;
}

.seo-content th {
    padding: 14px 13px;
    color: var(--white) !important;
    background: #123875 !important;
    border: 1px solid rgba(255, 255, 255, 0.23);
    text-align: left;
    vertical-align: middle;
    font-weight: 800;
}

.seo-content td {
    padding: 13px;
    color: var(--text-soft) !important;
    background: #0b2454 !important;
    border: 1px solid rgba(255, 255, 255, 0.17);
    text-align: left;
    vertical-align: top;
}

.seo-content tbody tr:nth-child(even) td {
    background: #102e65 !important;
}

.seo-content tbody tr:hover td {
    background: #173d80 !important;
}

.seo-content th strong,
.seo-content th b,
.seo-content td strong,
.seo-content td b {
    color: var(--white) !important;
}

/* Cột giá dễ nhìn hơn */
.seo-content th:nth-child(2),
.seo-content td:nth-child(2) {
    min-width: 175px;
}

/* =========================================================
   HÌNH ẢNH / BLOCKQUOTE / HR NẾU ĐƯỢC BỔ SUNG SAU NÀY
========================================================= */

.seo-content img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 18px auto;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 10px;
}

.seo-content blockquote {
    margin: 20px 0;
    padding: 16px 18px;
    color: var(--white) !important;
    background: linear-gradient(135deg, #123875, #0b2454);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-left: 5px solid var(--red);
    border-radius: 8px;
}

.seo-content blockquote p {
    margin: 0;
    color: var(--white) !important;
}

.seo-content hr {
    height: 1px;
    margin: 24px 0;
    border: 0;
    background: rgba(255, 255, 255, 0.18);
}

/* =========================================================
   TABLET
========================================================= */

@media (max-width: 768px) {
    body {
        font-size: 15px;
    }

    .container {
        width: 96%;
        margin: 15px auto;
        padding: 8px;
        border-radius: 12px;
    }

    .header_info {
        flex-direction: column;
        justify-content: center;
        gap: 16px;
        margin-top: 14px;
        padding: 15px;
        text-align: center;
    }

    .left_info {
        flex: 1 1 auto;
        width: 100%;
        flex-direction: column;
        justify-content: center;
        gap: 12px;
    }

    .left_info h1,
    .header_info h1 {
        font-size: clamp(22px, 4.5vw, 30px);
        text-align: center;
    }

    .header_profile {
        width: 86px;
        height: 86px;
        flex-basis: 86px;
    }

    .right_info {
        justify-content: center;
        margin-left: 0;
        gap: 10px;
    }

    .logo_social {
        width: 43px;
        height: 43px;
        flex-basis: 43px;
    }

    .tlg-shell {
        padding: 19px;
    }

    .seo-content h2 {
        margin-top: 25px;
        padding: 12px 13px;
        font-size: 22px;
    }

    .seo-content h3 {
        margin-top: 21px;
        padding: 9px 11px;
        font-size: 18px;
    }

    .seo-content p,
    .seo-content li {
        font-size: 15px;
    }

    .seo-content ul,
    .seo-content ol {
        padding: 14px 17px 14px 36px;
    }

    .table-responsive table,
    .seo-content table {
        min-width: 590px;
    }
}

/* =========================================================
   MOBILE NHỎ
========================================================= */

@media (max-width: 480px) {
    body {
        font-size: 14px;
        line-height: 1.65;
    }

    .container {
        width: 98%;
        margin: 9px auto;
        padding: 5px;
        border-radius: 10px;
    }

    .image_background,
    .image_background img {
        border-radius: 8px;
    }

    .header_info {
        gap: 13px;
        margin-top: 10px;
        padding: 12px 9px;
        border-radius: 10px;
    }

    .header_profile {
        width: 72px;
        height: 72px;
        flex-basis: 72px;
        border-width: 2px;
    }

    .left_info h1,
    .header_info h1 {
        font-size: 21px;
        line-height: 1.35;
    }

    .right_info {
        gap: 8px;
    }

    .logo_social {
        width: 37px;
        height: 37px;
        flex-basis: 37px;
        border-radius: 8px;
    }

    .logo_social img {
        padding: 4px;
    }

    .tlg-future {
        border-width: 1px !important;
        border-radius: 10px;
    }

    .tlg-future::before {
        padding: 8px 10px;
        font-size: 10px;
        letter-spacing: 0.10em;
    }

    .tlg-shell {
        padding: 14px 11px;
        background-size: 26px 26px;
    }

    .seo-content section {
        margin-bottom: 23px;
        padding-bottom: 19px;
    }

    .seo-content h2 {
        margin: 22px 0 12px;
        padding: 10px 11px;
        border-left-width: 4px;
        font-size: 19px;
        line-height: 1.45;
    }

    .seo-content section > h2:first-child {
        margin-top: 0;
    }

    .seo-content h3 {
        margin: 19px 0 8px;
        padding: 8px 10px;
        border-left-width: 3px;
        font-size: 16px;
        line-height: 1.45;
    }

    .seo-content h4 {
        font-size: 15px;
    }

    .seo-content p {
        margin: 10px 0 13px;
        font-size: 14px;
        line-height: 1.75;
    }

    .seo-content ul,
    .seo-content ol {
        margin: 13px 0 17px;
        padding: 12px 12px 12px 29px;
        border-radius: 8px;
    }

    .seo-content li {
        margin-bottom: 7px;
        padding-left: 1px;
        font-size: 14px;
        line-height: 1.7;
    }

    .table-responsive {
        margin: 17px 0;
        border-width: 1px;
        border-radius: 8px;
    }

    .table-responsive table,
    .seo-content table {
        min-width: 560px;
        font-size: 13px;
    }

    .seo-content th,
    .seo-content td {
        padding: 9px 10px;
    }

    .seo-content blockquote {
        margin: 15px 0;
        padding: 12px;
    }
}

/* =========================================================
   GIẢM CHUYỂN ĐỘNG THEO THIẾT LẬP THIẾT BỊ
========================================================= */

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}