/* =========================================================
   RESET
========================================================= */

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

html {
    scroll-behavior: smooth;
    background: #07142b;
}

body {
    margin: 0 !important;

    background:
        radial-gradient(
            circle at top,
            rgba(30, 80, 162, 0.18),
            transparent 45%
        ),
        #07142b !important;

    font-family: Arial, Helvetica, sans-serif !important;

    color: #ffffff !important;

    line-height: 1.7;

    overflow-x: hidden;
}

/* =========================================================
   BIẾN CHUNG
========================================================= */

:root {
    --blue: #1E50A2;
    --blue-dark: #0b2454;
    --blue-deep: #061735;
    --blue-light: #2d68c7;

    --red: #ff5858;
    --red-dark: #d93636;
    --red-light: #ff7676;

    --white: #ffffff;
    --text: #ffffff;
    --text-soft: #dbe7ff;

    --border: rgba(255, 255, 255, 0.18);
    --border-soft: rgba(255, 255, 255, 0.10);
    --border-red: rgba(255, 88, 88, 0.65);

    --shadow:
        0 0 25px rgba(255, 88, 88, 0.12);
}

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

.container {
    position: relative;
    z-index: 1;

    width: min(95%, 1000px);

    margin: 25px auto;
    padding: 12px;

    background:
        linear-gradient(
            180deg,
            rgba(18, 57, 122, 0.96),
            rgba(6, 23, 53, 0.98)
        );

    border: 1px solid rgba(255, 255, 255, 0.08);

    border-radius: 14px;

    color: #ffffff;

    box-shadow:
        0 0 30px rgba(0, 0, 0, 0.35),
        0 0 20px rgba(30, 80, 162, 0.12);
}

/* =========================================================
   ẢNH NỀN
========================================================= */

.image_background {
    width: 100%;

    overflow: hidden;

    border-radius: 12px;

    background: var(--blue-dark);

    border: 1px solid rgba(255, 255, 255, 0.08);
}

.image_background img {
    width: 100%;
    height: auto;

    display: block;

    border-radius: 12px;

    object-fit: cover;
}

/* =========================================================
   HEADER
========================================================= */

.header_info {
    display: flex !important;

    justify-content: space-between;
    align-items: center;

    gap: 20px;

    margin: 20px 0 30px;
    padding: 18px;

    flex-wrap: wrap;

    background:
        linear-gradient(
            135deg,
            rgba(11, 36, 84, 0.97),
            rgba(18, 57, 122, 0.84)
        );

    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;

    align-items: center;

    gap: 15px;

    min-width: 0;

    flex: 1 1 500px;

    color: #ffffff !important;
}

.header_profile {
    width: 110px;
    height: 110px;

    padding: 0;
    margin: 0;

    border:
        3px solid var(--red);

    border-radius: 50%;

    overflow: hidden;

    flex-shrink: 0;

    background: var(--blue-dark);

    box-shadow:
        0 0 12px rgba(255, 88, 88, 0.45),
        0 0 25px rgba(255, 88, 88, 0.10);
}

.header_profile img {
    width: 100%;
    height: 100%;

    display: block;

    object-fit: cover;
}

.left_info h1,
.header_info h1 {
    margin: 0;

    color: #ffffff !important;

    font-size: clamp(
        24px,
        4vw,
        38px
    );

    line-height: 1.25;

    text-shadow:
        0 0 8px rgba(255, 255, 255, 0.10);
}

.right_info {
    display: flex !important;

    gap: 12px;

    align-items: center;

    justify-content: flex-end;

    flex-wrap: wrap;

    margin-left: auto;
}

.right_info a {
    display: block;

    text-decoration: none;

    color: inherit;
}

.logo_social {
    width: 55px;
    height: 55px;

    display: grid;

    place-items: center;

    flex-shrink: 0;

    border:
        1px solid rgba(255, 88, 88, 0.45);

    border-radius: 10px;

    background:
        rgba(255, 255, 255, 0.04);

    overflow: hidden;

    transition:
        transform 0.2s ease,
        background 0.2s ease,
        box-shadow 0.2s ease;
}

.logo_social img {
    width: 100%;
    height: 100%;

    object-fit: contain;

    display: block;

    opacity: 1;

    filter: none !important;
}

.right_info a:hover .logo_social {
    transform: translateY(-3px);

    background:
        rgba(255, 88, 88, 0.12);

    box-shadow:
        0 0 10px rgba(255, 88, 88, 0.45);
}

/* =========================================================
   BIO BOX
========================================================= */

.bio_box {
    width: 100%;

    margin-top: 20px;
    padding: 0;

    color: #ffffff !important;

    background:
        linear-gradient(
            180deg,
            rgba(18, 57, 122, 0.95),
            rgba(7, 20, 43, 0.98)
        ) !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);

    position: relative;

    overflow: hidden;
}

.bio_box::before {
    content: "";

    position: absolute;

    top: 0;
    left: 0;
    right: 0;

    height: 3px;

    background: var(--red);

    box-shadow:
        0 0 10px var(--red),
        0 0 22px var(--red);

    z-index: 2;
}

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

.tlg-future {
    width: 100%;

    color: #ffffff !important;

    background:
        linear-gradient(
            180deg,
            rgba(18, 57, 122, 0.95),
            rgba(7, 20, 43, 0.98)
        ) !important;
}

.tlg-shell {
    width: 100%;

    padding: 28px;

    color: #ffffff !important;
}

/* =========================================================
   ÉP CHỮ TRẮNG
========================================================= */

.bio_box,
.bio_box *,
.tlg-future,
.tlg-future *,
.tlg-shell,
.tlg-shell * {
    color: #ffffff !important;
}

/* =========================================================
   TIÊU ĐỀ
========================================================= */

.bio_box h1,
.tlg-shell h1 {
    color: #ffffff !important;

    font-size: 32px;

    line-height: 1.35;

    margin: 0 0 20px;

    padding-bottom: 12px;

    border-bottom:
        2px solid rgba(255, 88, 88, 0.55);
}

.bio_box h2,
.tlg-shell h2 {
    color: #ffffff !important;

    font-size: 24px;

    line-height: 1.4;

    margin: 32px 0 16px;

    padding: 13px 16px;

    background:
        linear-gradient(
            90deg,
            rgba(255, 255, 255, 0.06),
            rgba(255, 255, 255, 0.015)
        );

    border-left:
        5px solid var(--red);

    border-radius:
        6px 10px 10px 6px;

    box-shadow:
        inset 0 0 15px rgba(0, 0, 0, 0.08);
}

.bio_box h3,
.tlg-shell h3 {
    color: #ffffff !important;

    font-size: 20px;

    line-height: 1.4;

    margin: 25px 0 12px;

    padding: 10px 14px;

    background:
        linear-gradient(
            135deg,
            rgba(18, 56, 117, 0.96),
            rgba(11, 36, 84, 0.96)
        );

    border-left:
        4px solid var(--red);

    border-radius: 6px;

    box-shadow:
        0 3px 12px rgba(0, 0, 0, 0.15);
}

/* =========================================================
   TEXT
========================================================= */

.bio_box p,
.tlg-shell p {
    margin: 0 0 16px;

    color: #ffffff !important;

    line-height: 1.78;
}

.bio_box strong,
.bio_box b,
.tlg-shell strong,
.tlg-shell b {
    color: #ffffff !important;

    font-weight: 700;
}

/* =========================================================
   HORIZONTAL RULE
========================================================= */

.bio_box hr,
.tlg-shell hr {
    border: 0;

    height: 1px;

    margin: 25px 0;

    background:
        linear-gradient(
            90deg,
            transparent,
            rgba(255, 88, 88, 0.65),
            transparent
        );
}

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

.bio_box ul,
.bio_box ol,
.tlg-shell ul,
.tlg-shell ol {
    margin: 15px 0 20px;

    padding:
        16px 20px 16px 42px;

    background:
        rgba(255, 255, 255, 0.055);

    border:
        1px solid rgba(255, 255, 255, 0.15);

    border-radius: 10px;

    box-shadow:
        inset 0 0 15px rgba(0, 0, 0, 0.06);
}

.bio_box li,
.tlg-shell li {
    margin-bottom: 9px;

    color: #ffffff !important;
}

.bio_box li:last-child,
.tlg-shell li:last-child {
    margin-bottom: 0;
}

.bio_box li::marker,
.tlg-shell li::marker {
    color: var(--red) !important;

    font-weight: 700;
}

/* =========================================================
   LINK
========================================================= */

.bio_box a,
.tlg-shell a {
    color: #ffffff !important;

    font-weight: 700;

    text-decoration:
        underline;

    text-decoration-color:
        var(--red);

    text-decoration-thickness:
        2px;

    text-underline-offset:
        3px;

    transition:
        color 0.2s ease,
        text-decoration-color 0.2s ease;
}

.bio_box a:hover,
.tlg-shell a:hover {
    color: #ffe2e2 !important;

    text-decoration-color:
        var(--red-light);
}

/* =========================================================
   SỐ ĐIỆN THOẠI
========================================================= */

.bio_box a[href^="tel:"] {
    display: inline-block;

    color: #ffffff !important;

    font-size: 18px;

    padding: 4px 9px;

    background:
        rgba(255, 88, 88, 0.08);

    border:
        1px solid rgba(255, 88, 88, 0.35);

    border-radius: 6px;

    text-decoration: none !important;

    transition:
        background 0.2s ease,
        transform 0.2s ease,
        box-shadow 0.2s ease;
}

.bio_box a[href^="tel:"]:hover {
    background:
        rgba(255, 88, 88, 0.18);

    transform: translateY(-1px);

    box-shadow:
        0 0 10px rgba(255, 88, 88, 0.25);
}

/* =========================================================
   ẢNH TRONG NỘI DUNG
========================================================= */

.bio_box img,
.tlg-shell img {
    display: block;

    width: 100%;
    max-width: 100%;

    height: auto;

    border-radius: 10px;
}

/* =========================================================
   FAQ
========================================================= */

.faq-item {
    margin:
        15px 0;

    padding:
        18px 20px;

    background:
        linear-gradient(
            135deg,
            rgba(18, 56, 117, 0.92),
            rgba(11, 36, 84, 0.94)
        );

    border:
        1px solid rgba(255, 255, 255, 0.17);

    border-left:
        5px solid var(--red);

    border-radius: 10px;

    box-shadow:
        0 5px 15px rgba(0, 0, 0, 0.16);

    transition:
        transform 0.2s ease,
        border-color 0.2s ease,
        box-shadow 0.2s ease;
}

.faq-item:hover {
    transform: translateY(-2px);

    border-color:
        rgba(255, 88, 88, 0.45);

    box-shadow:
        0 8px 20px rgba(0, 0, 0, 0.20),
        0 0 12px rgba(255, 88, 88, 0.08);
}

.faq-item h3 {
    margin:
        0 0 10px;

    padding:
        0;

    background: transparent;

    border: 0;

    box-shadow: none;

    font-size: 19px;

    line-height: 1.5;
}

.faq-item p {
    margin-bottom: 0;
}

/* =========================================================
   CONTACT BOX
========================================================= */

.contact-box {
    margin-top: 30px;

    padding:
        24px;

    background:
        linear-gradient(
            135deg,
            rgba(18, 56, 117, 0.98),
            rgba(11, 36, 84, 0.98)
        );

    border:
        2px solid var(--red);

    border-radius: 14px;

    box-shadow:
        0 0 22px rgba(255, 88, 88, 0.14),
        inset 0 0 20px rgba(0, 0, 0, 0.10);
}

.contact-box h2 {
    margin-top: 0;

    text-align: center;

    background:
        linear-gradient(
            90deg,
            transparent,
            rgba(255, 88, 88, 0.12),
            transparent
        );

    border-left: 0;

    border-bottom:
        2px solid var(--red);
}

.contact-box p {
    margin-bottom: 13px;

    padding:
        9px 12px;

    background:
        rgba(255, 255, 255, 0.045);

    border:
        1px solid rgba(255, 255, 255, 0.10);

    border-radius: 7px;
}

.contact-box p:last-child {
    margin-bottom: 0;
}

.contact-box strong {
    color: #ffffff !important;
}

/* =========================================================
   GỌI / ZALO BUTTON
========================================================= */

.contact-box a[href^="tel:"],
.contact-box a[href*="zalo.me"] {
    color: #ffffff !important;

    display: inline-block;

    padding:
        3px 10px;

    background:
        rgba(255, 88, 88, 0.12);

    border:
        1px solid rgba(255, 88, 88, 0.38);

    border-radius: 6px;

    text-decoration: none !important;
}

.contact-box a[href^="tel:"]:hover,
.contact-box a[href*="zalo.me"]:hover {
    background:
        rgba(255, 88, 88, 0.22);
}

/* =========================================================
   BẢNG GIÁ
   Dùng cho trường hợp thêm <table>
========================================================= */

.bio_box table,
.tlg-shell table {
    width: 100%;

    margin:
        22px 0;

    border-collapse:
        collapse;

    overflow: hidden;

    background:
        #0b2454 !important;

    border:
        2px solid var(--red);

    border-radius:
        10px;

    color:
        #ffffff !important;
}

.bio_box th,
.bio_box td,
.tlg-shell th,
.tlg-shell td {
    padding:
        13px 12px;

    border:
        1px solid rgba(255, 255, 255, 0.20);

    color:
        #ffffff !important;

    background:
        #0b2454 !important;

    vertical-align:
        top;
}

.bio_box th,
.tlg-shell th {
    background:
        #123875 !important;

    color:
        #ffffff !important;

    text-align:
        center;

    font-weight:
        700;
}

.bio_box tbody tr:nth-child(even) td,
.tlg-shell tbody tr:nth-child(even) td {
    background:
        #102e65 !important;
}

.bio_box tbody tr:hover td,
.tlg-shell tbody tr:hover td {
    background:
        #173d80 !important;
}

/* =========================================================
   BLOCKQUOTE
========================================================= */

.bio_box blockquote,
.tlg-shell blockquote {
    margin:
        20px 0;

    padding:
        16px 18px;

    color:
        #ffffff !important;

    background:
        linear-gradient(
            135deg,
            #123875,
            #0b2454
        );

    border-left:
        5px solid var(--red);

    border-top:
        1px solid rgba(255, 255, 255, 0.12);

    border-right:
        1px solid rgba(255, 255, 255, 0.12);

    border-bottom:
        1px solid rgba(255, 255, 255, 0.12);

    border-radius:
        8px;

    box-shadow:
        0 4px 15px rgba(0, 0, 0, 0.18);
}

.bio_box blockquote p,
.tlg-shell blockquote p {
    margin: 0;
}

/* =========================================================
   CODE
========================================================= */

.bio_box code,
.tlg-shell code {
    padding:
        2px 6px;

    color:
        #ffffff !important;

    background:
        #061735;

    border:
        1px solid rgba(255, 255, 255, 0.12);

    border-radius:
        5px;

    font-family:
        Consolas,
        Monaco,
        monospace;
}

/* =========================================================
   SELECTION
========================================================= */

::selection {
    background:
        rgba(255, 88, 88, 0.35);

    color:
        #ffffff;
}

/* =========================================================
   SCROLLBAR
========================================================= */

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background:
        #061735;
}

::-webkit-scrollbar-thumb {
    background:
        #1E50A2;

    border-radius:
        10px;

    border:
        2px solid #061735;
}

::-webkit-scrollbar-thumb:hover {
    background:
        var(--red);
}

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

@media (max-width: 768px) {

    .container {
        width: 95%;

        margin:
            15px auto;

        padding:
            8px;
    }

    .header_info {
        flex-direction:
            column;

        text-align:
            center;

        padding:
            15px;

        gap:
            16px;
    }

    .left_info {
        width:
            100%;

        flex-direction:
            column;

        justify-content:
            center;

        flex-basis:
            auto;
    }

    .right_info {
        width:
            100%;

        justify-content:
            center;

        margin-left:
            0;
    }

    .header_profile {
        width:
            90px;

        height:
            90px;
    }

    .logo_social {
        width:
            45px;

        height:
            45px;
    }

    .tlg-shell {
        padding:
            20px 18px;
    }

    .bio_box h1,
    .tlg-shell h1 {
        font-size:
            27px;
    }

    .bio_box h2,
    .tlg-shell h2 {
        font-size:
            22px;

        margin-top:
            26px;
    }

    .bio_box h3,
    .tlg-shell h3 {
        font-size:
            18px;
    }

    .bio_box ul,
    .bio_box ol,
    .tlg-shell ul,
    .tlg-shell ol {
        padding-left:
            35px;
    }

    .bio_box table,
    .tlg-shell table {
        display:
            block;

        overflow-x:
            auto;

        white-space:
            nowrap;

        -webkit-overflow-scrolling:
            touch;
    }

    .faq-item {
        padding:
            15px 16px;
    }

    .contact-box {
        padding:
            18px;
    }
}

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

@media (max-width: 480px) {

    body {
        font-size:
            14px;
    }

    .container {
        width:
            98%;

        padding:
            6px;

        margin:
            10px auto;
    }

    .image_background,
    .image_background img {
        border-radius:
            9px;
    }

    .header_info {
        margin:
            14px 0 20px;

        padding:
            13px;

        border-radius:
            11px;
    }

    .header_profile {
        width:
            75px;

        height:
            75px;
    }

    .left_info {
        gap:
            10px;
    }

    .left_info h1,
    .header_info h1 {
        font-size:
            21px;

        line-height:
            1.3;
    }

    .right_info {
        gap:
            8px;
    }

    .logo_social {
        width:
            38px;

        height:
            38px;

        border-radius:
            8px;
    }

    .bio_box {
        border-radius:
            10px;
    }

    .tlg-shell {
        padding:
            16px 13px;
    }

    .bio_box h1,
    .tlg-shell h1 {
        font-size:
            23px;

        line-height:
            1.35;
    }

    .bio_box h2,
    .tlg-shell h2 {
        font-size:
            19px;

        line-height:
            1.45;

        padding:
            10px 11px;

        margin:
            24px 0 13px;

        border-left-width:
            4px;
    }

    .bio_box h3,
    .tlg-shell h3 {
        font-size:
            17px;

        line-height:
            1.45;

        padding:
            8px 10px;

        margin:
            20px 0 10px;
    }

    .bio_box p,
    .tlg-shell p {
        line-height:
            1.7;

        margin-bottom:
            13px;
    }

    .bio_box ul,
    .bio_box ol,
    .tlg-shell ul,
    .tlg-shell ol {
        padding:
            13px 13px 13px 30px;

        margin:
            12px 0 16px;
    }

    .bio_box li,
    .tlg-shell li {
        margin-bottom:
            7px;
    }

    .faq-item {
        padding:
            14px;

        border-left-width:
            4px;

        border-radius:
            8px;
    }

    .faq-item h3 {
        font-size:
            16px;

        margin-bottom:
            8px;
    }

    .contact-box {
        margin-top:
            22px;

        padding:
            14px;

        border-radius:
            10px;
    }

    .contact-box h2 {
        font-size:
            18px;

        padding:
            10px 8px;
    }

    .contact-box p {
        padding:
            8px 9px;

        font-size:
            14px;
    }

    .bio_box a[href^="tel:"] {
        font-size:
            16px;
    }

    .bio_box th,
    .bio_box td,
    .tlg-shell th,
    .tlg-shell td {
        padding:
            9px 10px;

        font-size:
            13px;
    }
}

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

@media (max-width: 360px) {

    .left_info h1,
    .header_info h1 {
        font-size:
            19px;
    }

    .logo_social {
        width:
            34px;

        height:
            34px;
    }

    .tlg-shell {
        padding:
            14px 10px;
    }

    .bio_box h2,
    .tlg-shell h2 {
        font-size:
            18px;
    }

    .bio_box h3,
    .tlg-shell h3 {
        font-size:
            16px;
    }
}

/* =========================================================
   GIẢM CHUYỂN ĐỘNG
========================================================= */

@media (prefers-reduced-motion: reduce) {

    html {
        scroll-behavior:
            auto;
    }

    *,
    *::before,
    *::after {
        transition:
            none !important;

        animation:
            none !important;
    }
}