/*
 * ================================================================
 * COMBINED SITE STYLESHEET
 * ================================================================
 * 01. Shared variables                     -> toà n bộ website
 * 02. Contact page                         -> contact.html
 * 03. Register page                        -> register.html
 * 04. Upload page                          -> upload.html
 * 05. Home page                            -> main.html / trang chủ
 * 06. Header                               -> header.html
 * 07. Login page                           -> login.html
 * ================================================================
 */


/* 01. SHARED VARIABLES — dùng chung cho các trang */

:root {
    /* Shared brand palette */
    --bun-ink: #0b1f43;
    --bun-blue: #1769ff;
    --bun-cyan: #17d6e3;
    --bun-muted: #65728a;
    /* Contact page */
    --contact-primary: #1769ff;
    --contact-primary-dark: #0b1f43;
    --contact-cyan: #17d6e3;
    --contact-text: #172136;
    --contact-muted: #6f7d91;
    --contact-border: #dce6f2;
    --contact-surface: #ffffff;
    --contact-soft: #f3f7ff;
    --contact-radius: 20px;
    --contact-shadow: 0 24px 65px rgba(23, 49, 85, 0.13);
    /* Register page */
    --register-primary: #1769ff;
    --register-primary-dark: #0b1f43;
    --register-primary-soft: #eef4ff;
    --register-cyan: #17d6e3;
    --register-text: #0b1f43;
    --register-muted: #65728a;
    --register-border: #e3e9f3;
    --register-card: rgba(255, 255, 255, 0.96);
    --register-radius: 24px;
    --register-shadow: 0 32px 85px rgba(27, 54, 96, 0.15);
}


/* ==================================================================
   * 02. CONTACT PAGE — contact.html
   * ================================================================== */

.bunfile-contact {
    position: relative;
    isolation: isolate;
    width: 100%;
    max-width: 820px;
    margin-top: 54px;
    margin-bottom: 72px;
    padding: 46px 48px 48px;
    color: var(--contact-text);
    background: linear-gradient(#ffffff, #ffffff) padding-box, linear-gradient(135deg, rgba(23, 105, 255, 0.2), rgba(23, 214, 227, 0.12)) border-box;
    border: 1px solid transparent;
    border-radius: var(--contact-radius);
    box-shadow: var(--contact-shadow);
}

.bunfile-contact::before {
    position: absolute;
    z-index: -2;
    top: 50%;
    left: 50%;
    width: min(1120px, 96vw);
    height: 650px;
    background: radial-gradient( circle at 50% 50%, transparent 0 29%, rgba(23, 105, 255, 0.06) 29.2% 29.5%, transparent 29.8% 42%, rgba(23, 105, 255, 0.045) 42.2% 42.5%, transparent 42.8%), linear-gradient( 145deg, rgba(222, 233, 255, 0.72), rgba(239, 247, 255, 0.35));
    clip-path: polygon( 16% 3%, 81% 0, 100% 31%, 91% 83%, 63% 100%, 18% 91%, 0 57%, 4% 23%);
    content: "";
    transform: translate(-50%, -50%);
}

.bunfile-contact::after {
    position: absolute;
    z-index: -1;
    top: -18px;
    right: -24px;
    width: 92px;
    height: 92px;
    background: linear-gradient( 145deg, rgba(23, 214, 227, 0.22), rgba(23, 105, 255, 0.08));
    border-radius: 26px;
    content: "";
    transform: rotate(18deg);
}

.bunfile-contact h1 {
    margin-bottom: 14px !important;
    color: var(--contact-primary-dark) !important;
    font-size: clamp(29px, 4vw, 38px);
    font-weight: 800;
    letter-spacing: -0.04em;
}

.bunfile-contact h1::before {
    display: block;
    width: 48px;
    height: 5px;
    margin: 0 auto 17px;
    background: linear-gradient( 90deg, var(--contact-primary), var(--contact-cyan));
    border-radius: 99px;
    content: "";
}

.bunfile-contact>.text-center.mb-5 {
    max-width: 650px;
    margin-right: auto;
    margin-bottom: 34px !important;
    margin-left: auto;
    color: var(--contact-muted);
    font-size: 15px;
    line-height: 1.75;
}

.bunfile-contact a {
    color: var(--contact-primary);
    font-weight: 700;
    text-decoration: none;
}

.bunfile-contact a:hover {
    color: #0d55d8;
    text-decoration: underline;
}

.bunfile-contact .alert {
    margin-bottom: 24px;
    padding: 14px 17px;
    border: 1px solid #ffd1d6;
    border-radius: 12px;
    font-size: 14px;
}


/* Contact: form nhập tên, email và nội dung */

.bunfile-contact form {
    padding: 30px;
    background: linear-gradient(145deg, #f8fbff, #f2f7ff);
    border: 1px solid #e0e9f5;
    border-radius: 16px;
}

.bunfile-contact .form-control {
    min-height: 58px;
    color: var(--contact-text);
    background-color: rgba(255, 255, 255, 0.94);
    border: 1px solid var(--contact-border);
    border-radius: 11px;
    box-shadow: 0 4px 13px rgba(34, 61, 92, 0.035);
    transition: border-color 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.bunfile-contact textarea.form-control {
    min-height: 160px;
    resize: vertical;
}

.bunfile-contact .form-control:hover {
    border-color: #bfd0e5;
}

.bunfile-contact .form-control:focus {
    background-color: #ffffff;
    border-color: var(--contact-primary);
    box-shadow: 0 0 0 4px rgba(23, 105, 255, 0.11);
}

.bunfile-contact .form-floating>label {
    padding-left: 17px;
    color: #7b889a;
}

.bunfile-contact .submit-btn {
    min-width: 190px;
    min-height: 54px;
    padding: 13px 25px;
    color: #ffffff;
    background: linear-gradient( 135deg, var(--contact-primary) 0%, #0e7ddf 55%, #0cb8cc 100%);
    border: 0;
    border-radius: 11px;
    box-shadow: 0 13px 26px rgba(23, 105, 255, 0.24);
    font-size: 15px;
    font-weight: 750;
    transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}

.bunfile-contact .submit-btn:hover {
    color: #ffffff;
    filter: brightness(1.04);
    box-shadow: 0 16px 32px rgba(23, 105, 255, 0.31);
    transform: translateY(-2px);
}

.bunfile-contact .submit-btn:active {
    transform: translateY(0);
}

.bunfile-contact .submit-btn:disabled {
    cursor: wait;
    filter: grayscale(0.2);
    opacity: 0.7;
    transform: none;
}


/* Contact: tablet và mobile */

@media (max-width: 767.98px) {
    .bunfile-contact {
        margin-top: 30px;
        margin-bottom: 48px;
        padding: 34px 24px 26px;
        border-radius: 17px;
    }
    .bunfile-contact::before {
        width: 100vw;
        height: 590px;
    }
    .bunfile-contact form {
        padding: 23px 19px;
    }
    .bunfile-contact>.text-center.mb-5 {
        margin-bottom: 27px !important;
    }
    .bunfile-contact .submit-btn {
        width: 100%;
    }
}


/* Contact: mobile nhỏ */

@media (max-width: 479.98px) {
    .bunfile-contact {
        margin-top: 20px;
        padding: 29px 15px 18px;
        box-shadow: 0 18px 45px rgba(23, 49, 85, 0.11);
    }
    .bunfile-contact h1 {
        font-size: 27px;
    }
    .bunfile-contact>.text-center.mb-5 {
        font-size: 14px;
    }
    .bunfile-contact form {
        padding: 18px 14px;
        border-radius: 14px;
    }
    .bunfile-contact .form-control {
        min-height: 55px;
    }
}


/* ==================================================================
   * 03. REGISTER PAGE — register.html
   * ================================================================== */

.register-split-page {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    min-height: calc(100vh - 170px);
    padding-top: 55px;
    padding-bottom: 70px;
    border-radius: 34px;
    background: radial-gradient( circle at 13% 18%, rgba(23, 105, 255, 0.09), transparent 25%), radial-gradient( circle at 87% 82%, rgba(23, 214, 227, 0.1), transparent 24%), linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
}

.register-split-page::before {
    position: absolute;
    z-index: -2;
    top: 50%;
    left: 50%;
    width: 1180px;
    height: 690px;
    border-radius: 30% 24% 37% 28%;
    background: linear-gradient( 145deg, rgba(226, 235, 255, 0.82), rgba(242, 247, 255, 0.52));
    clip-path: polygon( 17% 0, 80% 2%, 100% 28%, 93% 78%, 72% 100%, 21% 94%, 0 66%, 4% 24%);
    content: "";
    transform: translate(-50%, -50%) rotate(-2deg);
}

.register-split-page::after {
    position: absolute;
    z-index: -1;
    top: 50%;
    left: 50%;
    width: 780px;
    height: 780px;
    border: 1px solid rgba(102, 143, 211, 0.12);
    border-radius: 50%;
    box-shadow: 0 0 0 75px rgba(255, 255, 255, 0.1), 0 0 0 76px rgba(102, 143, 211, 0.08), 0 0 0 150px rgba(255, 255, 255, 0.06), 0 0 0 151px rgba(102, 143, 211, 0.05);
    content: "";
    transform: translate(-50%, -50%);
}

.register-split-card {
    display: grid;
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
    width: min(1040px, calc(100% - 30px));
    margin: 0 auto;
    overflow: hidden;
    background: var(--register-card);
    border: 1px solid rgba(227, 233, 243, 0.92);
    border-radius: var(--register-radius);
    box-shadow: var(--register-shadow);
    backdrop-filter: blur(12px);
}


/* Register: cột giới thiệu bên trái */

.register-marketing {
    position: relative;
    display: flex;
    min-height: 100%;
    overflow: hidden;
    color: #ffffff;
    background: radial-gradient( circle at 82% 12%, rgba(23, 214, 227, 0.24), transparent 28%), linear-gradient(145deg, #123a82 0%, #0b2a61 53%, #081d43 100%);
}

.register-marketing::before {
    position: absolute;
    inset: 0;
    opacity: 0.22;
    background-image: linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 34px 34px;
    content: "";
}

.register-marketing-content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    width: 100%;
    padding: 54px 46px;
}

.register-brand-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 68px;
    height: 68px;
    margin-bottom: 30px;
    color: #ffffff;
    background: linear-gradient( 145deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.1));
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: 17px;
    box-shadow: 0 15px 32px rgba(3, 18, 45, 0.18);
    backdrop-filter: blur(8px);
}

.register-marketing-label {
    margin-bottom: 10px;
    color: var(--register-cyan);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.register-marketing-title {
    max-width: 410px;
    margin: 0;
    color: #ffffff;
    font-size: 35px;
    font-weight: 780;
    line-height: 1.18;
    letter-spacing: -0.04em;
}

.register-marketing-description {
    max-width: 410px;
    margin: 18px 0 0;
    color: rgba(255, 255, 255, 0.74);
    font-size: 15px;
    line-height: 1.75;
}

.register-benefits {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 34px;
}

.register-benefit {
    display: flex;
    align-items: flex-start;
    gap: 11px;
    color: rgba(255, 255, 255, 0.92);
    font-size: 14px;
    font-weight: 600;
    line-height: 1.5;
}

.register-benefit-check {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    width: 23px;
    height: 23px;
    color: #087f8e;
    background: #dffbfe;
    border-radius: 50%;
    font-size: 13px;
    font-weight: 900;
    box-shadow: 0 6px 16px rgba(23, 214, 227, 0.16);
}

.register-login-box {
    margin-top: auto;
    padding-top: 42px;
    color: rgba(255, 255, 255, 0.64);
    font-size: 13px;
}

.register-login-box a {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    margin-top: 7px;
    color: #ffffff;
    font-size: 15px;
    font-weight: 750;
    text-decoration: none;
}

.register-login-box a:hover {
    color: var(--register-cyan);
}

.register-marketing-decoration {
    position: absolute;
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.045);
}

.register-decoration-one {
    top: -90px;
    right: -100px;
    width: 280px;
    height: 280px;
}

.register-decoration-two {
    right: 30px;
    bottom: -120px;
    width: 240px;
    height: 240px;
}


/* Register: form đăng ký bên phải */

.register-form-panel {
    padding: 45px 42px 40px;
    background: rgba(255, 255, 255, 0.97);
}

.register-form-header {
    margin-bottom: 28px;
}

.register-form-label {
    margin-bottom: 7px;
    color: var(--register-primary);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.09em;
    text-transform: uppercase;
}

.register-form-header h2 {
    margin: 0;
    color: var(--register-text);
    font-size: 29px;
    font-weight: 780;
    letter-spacing: -0.035em;
}

.register-form-header p {
    margin: 9px 0 0;
    color: var(--register-muted);
    font-size: 14px;
    line-height: 1.65;
}

.register-fields {
    display: grid;
    grid-template-columns: 1fr;
    gap: 17px;
}

.register-field-full {
    grid-column: 1 / -1;
}

.register-form-panel .form-control,
.register-form-panel .form-select {
    min-height: 58px;
    color: var(--register-text);
    background-color: #fbfcff;
    border: 1px solid var(--register-border);
    border-radius: 11px;
    box-shadow: none;
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}

.register-form-panel .form-control:hover,
.register-form-panel .form-select:hover {
    border-color: #b7c9e8;
}

.register-form-panel .form-control:focus,
.register-form-panel .form-select:focus {
    border-color: #8fb4ff;
    background: #ffffff;
    box-shadow: 0 0 0 4px rgba(23, 105, 255, 0.1);
}

.register-form-panel .form-floating>label {
    color: #7a8697;
}

.register-captcha {
    margin-top: 22px;
    text-align: center;
}

.register-message {
    margin-top: 20px;
    border-radius: 11px;
}

.register-submit-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    width: 100%;
    min-height: 56px;
    margin-top: 24px;
    padding: 12px 22px;
    color: #ffffff;
    background: linear-gradient(180deg, #2679ff 0%, var(--register-primary) 100%);
    border: 0;
    border-radius: 11px;
    box-shadow: 0 13px 28px rgba(23, 105, 255, 0.24);
    font-size: 16px;
    font-weight: 750;
    transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}

.register-submit-button:hover {
    color: #ffffff;
    filter: brightness(0.98);
    box-shadow: 0 17px 34px rgba(23, 105, 255, 0.31);
    transform: translateY(-2px);
}

.register-submit-button:active {
    transform: translateY(0);
}


/* Register: nút đăng nhập mạng xã hội */

.register-social {
    margin-top: 29px;
}

.register-divider {
    position: relative;
    text-align: center;
}

.register-divider::before {
    position: absolute;
    top: 50%;
    right: 0;
    left: 0;
    height: 1px;
    background: var(--register-border);
    content: "";
}

.register-divider span {
    position: relative;
    z-index: 1;
    display: inline-block;
    padding: 0 13px;
    color: #8b96a6;
    background: #ffffff;
    font-size: 12px;
}

.register-social-list {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 18px;
}

.register-social-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: #ffffff;
    border: 1px solid var(--register-border);
    border-radius: 11px;
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.register-social-button:hover {
    border-color: #b5cdfb;
    box-shadow: 0 9px 22px rgba(25, 51, 78, 0.1);
    transform: translateY(-2px);
}

.register-social-button img {
    display: block;
    width: 28px;
    height: 28px;
}

.register-mobile-login {
    display: none;
    margin-top: 24px;
    color: var(--register-muted);
    font-size: 14px;
    text-align: center;
}

.register-mobile-login a {
    color: var(--register-primary);
    font-weight: 750;
    text-decoration: none;
}


/* Register: tablet */

@media (max-width: 991.98px) {
    .register-split-card {
        grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.25fr);
    }
    .register-marketing-content {
        padding: 42px 31px;
    }
    .register-marketing-title {
        font-size: 29px;
    }
    .register-form-panel {
        padding: 39px 31px 35px;
    }
}


/* Register: mobile */

@media (max-width: 767.98px) {
    .register-split-page {
        min-height: auto;
        padding-top: 30px;
        padding-bottom: 42px;
        border-radius: 22px;
    }
    .register-split-page::before {
        width: 720px;
        height: 780px;
    }
    .register-split-page::after {
        width: 520px;
        height: 520px;
    }
    .register-split-card {
        grid-template-columns: 1fr;
        width: min(100% - 20px, 1040px);
    }
    .register-marketing-content {
        padding: 34px 24px;
    }
    .register-brand-icon {
        width: 58px;
        height: 58px;
        margin-bottom: 22px;
    }
    .register-marketing-title {
        font-size: 27px;
    }
    .register-marketing-description {
        margin-top: 13px;
    }
    .register-benefits {
        margin-top: 26px;
    }
    .register-login-box {
        display: none;
    }
    .register-form-panel {
        padding: 30px 22px;
    }
    .register-fields {
        grid-template-columns: 1fr;
    }
    .register-field-full {
        grid-column: auto;
    }
    .register-form-header h2 {
        font-size: 24px;
    }
    .register-mobile-login {
        display: block;
    }
}

@media (max-width: 479.98px) {
    .register-marketing-content {
        padding: 29px 20px;
    }
    .register-marketing-title {
        font-size: 24px;
    }
    .register-benefit {
        font-size: 13px;
    }
    .register-form-panel {
        padding: 27px 18px;
    }
    .register-form-panel .form-control,
    .register-form-panel .form-select {
        min-height: 55px;
    }
}


/* ==================================================================
   * 04. UPLOAD PAGE — upload.html
   * ================================================================== */

.bun-upload-page {
    --bun-line: #e4eaf3;
    --bun-soft: #f5f8ff;
    width: min(1120px, calc(100% - 32px));
    margin: 48px auto 34px;
    color: var(--bun-ink);
}


/* Chuẩn hóa box model cho ba khu vực giao diện BUN */

.bun-upload-page *,
.bun-upload-page *::before,
.bun-upload-page *::after,
.bun-home *,
.bun-home *::before,
.bun-home *::after,
.bun-header *,
.bun-header *::before,
.bun-header *::after {
    box-sizing: border-box;
}

.bun-upload-heading {
    margin: 0 auto 30px;
    text-align: center;
}

.bun-upload-eyebrow {
    margin: 0 0 10px;
    color: var(--bun-blue);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.bun-upload-heading h1 {
    margin: 0;
    color: var(--bun-ink);
    font-size: clamp(34px, 4vw, 52px);
    font-weight: 800;
    letter-spacing: -2.2px;
}

.bun-upload-heading h1 span {
    color: var(--bun-blue);
}

.bun-upload-heading>p:last-of-type {
    max-width: 600px;
    margin: 13px auto 0;
    color: var(--bun-muted);
    font-size: 15px;
    line-height: 1.7;
}

.bun-upload-trust {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.bun-upload-trust span {
    padding: 7px 11px;
    color: #627089;
    border: 1px solid var(--bun-line);
    border-radius: 999px;
    background: #fff;
    font-size: 11px;
    font-weight: 650;
}

.bun-upload-trust b {
    margin-right: 4px;
    color: var(--bun-cyan);
}

.bun-upload-page .bun-upload-shell {
    overflow: hidden;
    border: 1px solid var(--bun-line);
    border-radius: 24px;
    background: #fff;
    box-shadow: 0 25px 70px rgba(28, 55, 100, 0.11);
}

.bun-upload-page .bun-upload-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 7px;
    padding: 13px 18px;
    border-bottom: 1px solid var(--bun-line);
    background: #f8faff;
}

.bun-upload-page .bun-upload-tabs .nav-link {
    min-height: 42px;
    display: inline-flex;
    align-items: center;
    padding: 0 16px;
    color: var(--bun-muted);
    border: 0;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 700;
    white-space: nowrap;
    transition: color 0.2s, background 0.2s, box-shadow 0.2s;
}

.bun-upload-page .bun-upload-tabs .nav-link:hover {
    color: var(--bun-blue);
    background: #edf3ff;
}

.bun-upload-page .bun-upload-tabs .nav-link.active {
    color: #fff;
    background: var(--bun-blue);
    box-shadow: 0 8px 20px rgba(23, 105, 255, 0.2);
}

.bun-upload-body {
    padding: 34px !important;
}

.bun-upload-page .dropbox {
    min-height: 335px;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 38px 24px;
    overflow: hidden;
    color: var(--bun-muted);
    border: 2px dashed #b8cdf8;
    border-radius: 20px;
    background: radial-gradient(circle at 50% 25%, #fff 0, #f5f8ff 72%);
    font-size: 15px;
    font-weight: 550;
    text-align: center;
    transition: border-color 0.2s, background 0.2s, transform 0.2s;
}

.bun-upload-page .dropbox:hover {
    border-color: var(--bun-blue);
    background: #eff5ff;
    transform: translateY(-1px);
}

.bun-upload-page .dropbox .mb-3 {
    width: 72px;
    height: 72px;
    display: grid;
    place-items: center;
    margin-bottom: 20px !important;
    border-radius: 20px;
    background: #e4edff;
}

.bun-upload-page .dropbox .mb-3 svg {
    width: 32px;
    height: 32px;
}

.bun-upload-page .dropbox .link-primary {
    display: inline-flex;
    margin-top: 15px;
    padding: 10px 17px;
    color: var(--bun-blue) !important;
    border: 1px solid #c7d8fb;
    border-radius: 9px;
    background: #fff;
    font-size: 12px;
    font-weight: 750;
}

.bun-upload-page .dropbox input[type="file"] {
    position: absolute;
    inset: 0;
    z-index: 2;
    width: 100%;
    height: 100%;
    margin: 0;
    opacity: 0;
    cursor: pointer;
}

.bun-upload-page .uploadItem {
    margin-top: 14px;
    padding: 18px 0 !important;
    border: 1px solid var(--bun-line);
    border-radius: 15px;
    background: #fff;
    box-shadow: none;
}

.bun-upload-page .uploadItem .form-control,
.bun-upload-page .form-control,
.bun-upload-page .form-select {
    min-height: 46px;
    color: var(--bun-ink);
    border: 1px solid #dfe6f1;
    border-radius: 10px;
    background-color: #fbfcff;
    box-shadow: none;
}

.bun-upload-page textarea.form-control {
    padding: 14px;
    resize: vertical;
}

.bun-upload-page .form-control:focus,
.bun-upload-page .form-select:focus {
    border-color: #94b7ff;
    background: #fff;
    box-shadow: 0 0 0 4px rgba(23, 105, 255, 0.09);
}

.bun-upload-page .progress {
    height: 12px;
    overflow: hidden;
    border-radius: 999px;
    background: #e8eef8;
}

.bun-upload-page .progress-bar {
    border-radius: 999px;
    background: linear-gradient(90deg, var(--bun-blue), var(--bun-cyan));
    font-size: 9px;
}

.bun-upload-page .btn-primary,
.bun-upload-page .submit-btn {
    min-height: 46px;
    padding: 0 20px;
    border: 0;
    border-radius: 10px;
    background: var(--bun-blue);
    font-size: 13px;
    font-weight: 750;
    box-shadow: 0 9px 22px rgba(23, 105, 255, 0.2);
}

.bun-upload-page .btn-primary:hover,
.bun-upload-page .submit-btn:hover {
    background: #075af0;
    transform: translateY(-1px);
}

.bun-upload-page .btn-outline-light {
    min-height: 46px;
    padding: 0 20px;
    color: var(--bun-ink);
    border: 1px solid var(--bun-line);
    border-radius: 10px;
    background: #fff;
    font-size: 13px;
    font-weight: 700;
}

.bun-upload-page .btn-outline-light:hover {
    color: var(--bun-blue);
    border-color: #b7cdf8;
    background: #f5f8ff;
}

.bun-upload-page .btn-outline-danger {
    min-height: 46px;
    border-radius: 10px;
}

.bun-upload-page #upload_url,
.bun-upload-page #upload_copy,
.bun-upload-page #upload_torrent,
.bun-upload-page #upload_ftp {
    padding: 8px 2px;
}

.bun-upload-page .check-radio {
    padding: 12px 14px;
    border-radius: 10px;
    background: var(--bun-soft);
}

.bun-upload-page .modal-content {
    overflow: hidden;
    border: 0;
    border-radius: 18px;
    box-shadow: 0 25px 70px rgba(22, 45, 82, 0.18);
}

.bun-upload-page .modal-header,
.bun-upload-page .modal-footer {
    border-color: var(--bun-line);
    background: #fafbfe;
}

.bun-upload-page .codes-textarea {
    position: relative;
}

.bun-upload-page .codes-textarea .icon-btn {
    position: absolute;
    top: 9px;
    right: 9px;
}

.bun-upload-stats {
    padding: 16px 10px !important;
    color: #8994a7;
}


/* Upload: mobile */

@media (max-width: 767px) {
    .bun-upload-page {
        width: min(100% - 20px, 1120px);
        margin-top: 28px;
    }
    .bun-upload-heading {
        margin-bottom: 22px;
    }
    .bun-upload-heading h1 {
        font-size: 36px;
        letter-spacing: -1.5px;
    }
    .bun-upload-page .bun-upload-tabs {
        justify-content: flex-start;
        flex-wrap: nowrap;
        overflow-x: auto;
        padding: 10px;
        scrollbar-width: none;
    }
    .bun-upload-page .bun-upload-tabs::-webkit-scrollbar {
        display: none;
    }
    .bun-upload-page .bun-upload-tabs .nav-link {
        min-height: 39px;
        padding: 0 13px;
    }
    .bun-upload-body {
        padding: 16px !important;
    }
    .bun-upload-page .dropbox {
        min-height: 270px;
        padding: 28px 18px;
    }
    .bun-upload-page .text-end {
        display: flex;
        justify-content: flex-end;
        flex-wrap: wrap;
        gap: 8px;
    }
    .bun-upload-page .text-end .me-2 {
        margin-right: 0 !important;
    }
}


/* ==================================================================
   * 05. HOME PAGE — main.html / trang chủ
   * ================================================================== */

.bun-home {
    --bun-line: #e7ebf2;
    color: var(--bun-ink);
    overflow: hidden;
}

.bun-home .bun-container {
    width: min(1180px, calc(100% - 48px));
    margin: 0 auto;
}

.bun-home .bun-hero {
    min-height: 620px;
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    align-items: center;
    gap: 70px;
    padding: 68px 0 58px;
}

.bun-home .bun-eyebrow {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 22px;
    color: var(--bun-blue);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.bun-home .bun-eyebrow::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--bun-cyan);
    box-shadow: 0 0 0 5px rgba(23, 214, 227, 0.13);
}

.bun-home .bun-title {
    margin: 0;
    color: var(--bun-ink);
    font-size: clamp(52px, 5.2vw, 78px);
    font-weight: 800;
    line-height: 0.98;
    letter-spacing: -4.5px;
}

.bun-home .bun-title span {
    color: var(--bun-blue);
}

.bun-home .bun-intro {
    max-width: 520px;
    margin: 28px 0 31px;
    color: var(--bun-muted);
    font-size: 17px;
    line-height: 1.75;
}

.bun-home .bun-actions {
    display: flex;
    align-items: center;
    gap: 25px;
}

.bun-home .bun-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    padding: 0 24px;
    color: #fff !important;
    background: var(--bun-blue);
    border-radius: 12px;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none !important;
    box-shadow: 0 12px 28px rgba(23, 105, 255, 0.22);
    transition: transform 0.2s, box-shadow 0.2s;
}

.bun-home .bun-primary:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 16px 34px rgba(23, 105, 255, 0.3);
}

.bun-home .bun-secondary {
    color: var(--bun-ink) !important;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none !important;
}

.bun-home .bun-secondary span {
    margin-left: 6px;
    color: var(--bun-blue);
    font-size: 19px;
}

.bun-home .bun-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 22px;
    margin-top: 38px;
    color: #7c879a;
    font-size: 12px;
    font-weight: 600;
}

.bun-home .bun-trust b {
    color: var(--bun-cyan);
}

.bun-home .bun-upload-wrap {
    min-height: 470px;
    display: grid;
    place-items: center;
    position: relative;
    isolation: isolate;
    border-radius: 40px;
    background: radial-gradient( circle at 50% 40%, #fff 0 28%, #eef4ff 29% 62%, transparent 63%);
}

.bun-home .bun-orbit {
    position: absolute;
    z-index: -1;
    width: 480px;
    height: 310px;
    border: 1px solid #dce6f8;
    border-radius: 50%;
    transform: rotate(-10deg);
}

.bun-home .bun-orbit::after {
    content: "";
    position: absolute;
    inset: -50px 30px;
    border: 1px solid #dce6f8;
    border-radius: 50%;
    transform: rotate(27deg);
}

.bun-home .bun-upload-card {
    width: min(440px, 83%);
    padding: 14px;
    border: 1px solid #e3e9f4;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 30px 80px rgba(33, 62, 110, 0.17);
}

.bun-home .bun-window {
    display: grid;
    grid-template-columns: 8px 8px 8px 1fr;
    align-items: center;
    gap: 6px;
    padding: 0 4px 12px;
}

.bun-home .bun-window i {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #d9e0eb;
}

.bun-home .bun-window small {
    color: #9aa5b6;
    font-size: 9px;
    text-align: center;
}

.bun-home .bun-dropzone {
    min-height: 315px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 1.5px dashed #bcd1fa;
    border-radius: 14px;
    background: #f5f8ff;
    text-align: center;
    text-decoration: none !important;
    transition: border-color 0.2s, background 0.2s;
}

.bun-home .bun-dropzone:hover {
    border-color: var(--bun-blue);
    background: #eef4ff;
}

.bun-home .bun-upload-icon {
    width: 60px;
    height: 60px;
    display: grid;
    place-items: center;
    margin-bottom: 18px;
    border-radius: 18px;
    color: var(--bun-blue);
    background: #e3edff;
}

.bun-home .bun-upload-icon svg {
    width: 28px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.bun-home .bun-dropzone strong {
    color: var(--bun-ink);
    font-size: 17px;
}

.bun-home .bun-dropzone small {
    margin-top: 7px;
    color: #8894a7;
}

.bun-home .bun-choose {
    margin-top: 21px;
    padding: 10px 17px;
    color: var(--bun-blue);
    border: 1px solid #c8d9fc;
    border-radius: 8px;
    background: #fff;
    font-size: 12px;
    font-weight: 700;
}

.bun-home .bun-dropzone .bun-limit {
    margin-top: 16px;
    font-size: 10px;
}

.bun-home .bun-mini {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 12px 15px;
    border: 1px solid #e5eaf3;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 13px 35px rgba(29, 58, 105, 0.13);
}

.bun-home .bun-mini>b {
    width: 28px;
    height: 28px;
    display: grid;
    place-items: center;
    border-radius: 8px;
    color: #08a4b0;
    background: #defafd;
}

.bun-home .bun-mini span {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.bun-home .bun-mini strong {
    color: var(--bun-ink);
    font-size: 11px;
}

.bun-home .bun-mini small {
    color: #8a95a7;
    font-size: 8px;
}

.bun-home .bun-safe {
    top: 86px;
    right: -5px;
}

.bun-home .bun-fast {
    left: 2px;
    bottom: 70px;
}

.bun-home .bun-fast>b {
    color: var(--bun-blue);
    background: #e6efff;
}

.bun-home .bun-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    margin-bottom: 48px;
    border-top: 1px solid var(--bun-line);
}

.bun-home .bun-feature {
    padding: 29px 35px 12px 0;
}

.bun-home .bun-feature+.bun-feature {
    padding-left: 35px;
    border-left: 1px solid var(--bun-line);
}

.bun-home .bun-feature b {
    color: var(--bun-blue);
    font-size: 11px;
    letter-spacing: 1px;
}

.bun-home .bun-feature h2 {
    margin: 10px 0 7px;
    color: var(--bun-ink);
    font-size: 17px;
    font-weight: 700;
}

.bun-home .bun-feature p {
    margin: 0;
    color: var(--bun-muted);
    font-size: 13px;
}

.bun-home .bun-ad {
    margin: 20px auto;
    text-align: center;
}


/* Home: tablet */

@media (max-width: 900px) {
    .bun-home .bun-hero {
        grid-template-columns: 1fr;
        gap: 28px;
        padding-top: 54px;
        text-align: center;
    }
    .bun-home .bun-copy {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .bun-home .bun-upload-wrap {
        width: 100%;
        min-height: 500px;
    }
    .bun-home .bun-title {
        letter-spacing: -3px;
    }
    .bun-home .bun-intro {
        margin-left: auto;
        margin-right: auto;
    }
    .bun-home .bun-trust {
        justify-content: center;
    }
}


/* Home: mobile */

@media (max-width: 560px) {
    .bun-home .bun-container {
        width: min(100% - 30px, 1180px);
    }
    .bun-home .bun-title {
        font-size: 48px;
        letter-spacing: -2.7px;
    }
    .bun-home .bun-intro {
        font-size: 15px;
    }
    .bun-home .bun-actions {
        width: 100%;
        flex-direction: column;
        gap: 16px;
    }
    .bun-home .bun-primary {
        width: 100%;
    }
    .bun-home .bun-trust {
        gap: 12px;
    }
    .bun-home .bun-upload-wrap {
        min-height: 420px;
    }
    .bun-home .bun-upload-card {
        width: 94%;
    }
    .bun-home .bun-dropzone {
        min-height: 280px;
    }
    .bun-home .bun-orbit,
    .bun-home .bun-mini {
        display: none;
    }
    .bun-home .bun-features {
        grid-template-columns: 1fr;
    }
    .bun-home .bun-feature,
    .bun-home .bun-feature+.bun-feature {
        padding: 22px 0;
        border-left: 0;
        border-bottom: 1px solid var(--bun-line);
    }
}


/* ==================================================================
   * 06. HEADER — header.html
   * ================================================================== */

.bun-header {
    --bun-line: #e7ebf2;
    position: relative;
    z-index: 100;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--bun-line);
}

.bun-header-inner {
    width: min(1180px, calc(100% - 48px));
    min-height: 84px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(160px, 1fr) auto minmax(160px, 1fr);
    align-items: center;
    gap: 20px;
}

.bun-header-logo {
    display: inline-flex;
    align-items: center;
    justify-self: start;
    flex: 0 0 auto;
    text-decoration: none !important;
}

.bun-header-logo img {
    display: block;
    width: auto;
    max-width: 180px;
    height: 42px;
    object-fit: contain;
}

.bun-desktop-nav {
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    justify-self: center;
    gap: 8px;
    margin: 0;
}

.bun-nav-link {
    min-height: 40px;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 0 10px;
    color: var(--bun-muted) !important;
    border-radius: 9px;
    font-size: 13px;
    font-weight: 650;
    line-height: 1;
    white-space: nowrap;
    text-decoration: none !important;
    transition: color 0.2s, background 0.2s;
}

.bun-nav-link:hover {
    color: var(--bun-blue) !important;
    background: #f3f7ff;
}

.bun-nav-link svg {
    width: 16px;
    height: 16px;
    flex: 0 0 auto;
    opacity: 0.72;
}

.bun-premium-link {
    margin-left: 5px;
    padding: 0 15px;
    color: #fff !important;
    background: var(--bun-blue);
    box-shadow: 0 8px 20px rgba(23, 105, 255, 0.18);
}

.bun-premium-link:hover {
    color: #fff !important;
    background: #075af0;
}

.bun-header-tools {
    display: flex;
    align-items: center;
    justify-self: end;
    gap: 7px;
    flex: 0 0 auto;
}

.bun-icon-button {
    width: 40px;
    height: 40px;
    display: inline-grid;
    place-items: center;
    padding: 0;
    color: var(--bun-ink);
    border: 1px solid var(--bun-line);
    border-radius: 10px;
    background: #fff;
}

.bun-icon-button:hover {
    color: var(--bun-blue);
    background: #f5f8ff;
}

.bun-icon-button img {
    width: 21px;
    height: 15px;
    object-fit: cover;
}

.bun-mobile-menu {
    display: none;
}

.bun-header .dropdown-menu {
    padding: 8px;
    border: 1px solid var(--bun-line);
    border-radius: 12px;
    box-shadow: 0 18px 45px rgba(26, 51, 91, 0.13);
}

.bun-header .dropdown-item {
    padding: 9px 12px;
    color: var(--bun-muted);
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
}

.bun-header .dropdown-item:hover {
    color: var(--bun-blue);
    background: #f3f7ff;
}

.bun-header .dropdown-item img {
    width: 21px;
    margin-right: 9px;
}

.bun-dropdown-divider {
    height: 1px;
    margin: 6px 4px;
    background: var(--bun-line);
}

.bun-mobile-premium {
    color: var(--bun-blue) !important;
    font-weight: 750 !important;
}


/* Header: mà n hình laptop nhỏ */

@media (max-width: 1199px) {
    .bun-header-inner {
        grid-template-columns: minmax(125px, 1fr) auto minmax(125px, 1fr);
        gap: 12px;
    }
    .bun-desktop-nav {
        gap: 3px;
    }
    .bun-nav-link {
        padding: 0 7px;
        font-size: 12px;
    }
    .bun-nav-link svg {
        display: none;
    }
}


/* Header: tablet và mobile */

@media (max-width: 991px) {
    .bun-header-inner {
        width: min(100% - 30px, 1180px);
        min-height: 72px;
        display: flex;
        gap: 10px;
    }
    .bun-desktop-nav {
        display: none;
    }
    .bun-header-logo {
        margin-right: auto;
    }
    .bun-header-logo img {
        max-width: 155px;
        height: 37px;
    }
    .bun-mobile-menu {
        display: block;
    }
}


/* ==================================================================
   * 07. LOGIN PAGE — login.html
   * ================================================================== */

.bun-login-page {
    --bun-ink: #0b1f43;
    --bun-blue: #1769ff;
    --bun-cyan: #17d6e3;
    --bun-muted: #65728a;
    --bun-line: #e4eaf3;
    position: relative;
    isolation: isolate;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 170px);
    padding-top: 52px;
    padding-bottom: 52px;
    overflow: hidden;
    border-radius: 34px;
    background: radial-gradient(circle at 16% 22%, rgba(23, 105, 255, 0.08) 0, rgba(23, 105, 255, 0) 25%), radial-gradient(circle at 84% 78%, rgba(23, 214, 227, 0.09) 0, rgba(23, 214, 227, 0) 24%), linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
}

.bun-login-page *,
.bun-login-page *::before,
.bun-login-page *::after {
    box-sizing: border-box;
}

.bun-login-page::before,
.bun-login-page::after {
    position: absolute;
    z-index: 0;
    content: "";
    pointer-events: none;
}

.bun-login-page::before {
    top: 50%;
    left: 50%;
    width: 610px;
    height: 590px;
    background: linear-gradient(145deg, rgba(226, 235, 255, 0.88), rgba(241, 247, 255, 0.62));
    border-radius: 32% 25% 38% 27%;
    box-shadow: 0 32px 80px rgba(55, 96, 168, 0.08);
    clip-path: polygon(20% 0, 78% 2%, 98% 28%, 92% 76%, 72% 100%, 23% 94%, 0 66%, 4% 25%);
    transform: translate(-50%, -50%) rotate(-3deg);
}

.bun-login-page::after {
    top: 50%;
    left: 50%;
    width: 510px;
    height: 510px;
    border: 1px solid rgba(111, 150, 217, 0.14);
    border-radius: 50%;
    box-shadow: 0 0 0 62px rgba(255, 255, 255, 0.12), 0 0 0 63px rgba(111, 150, 217, 0.1), 0 0 0 124px rgba(255, 255, 255, 0.08), 0 0 0 125px rgba(111, 150, 217, 0.07);
    transform: translate(-50%, -50%);
}

.bun-login-page>form {
    position: relative;
    z-index: 2;
    width: min(100%, 470px);
}

.bun-login-page .login {
    position: relative;
    padding: 38px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid var(--bun-line);
    border-radius: 24px;
    box-shadow: 0 32px 80px rgba(27, 54, 96, 0.16), 0 2px 8px rgba(27, 54, 96, 0.05);
    backdrop-filter: blur(10px);
}

.bun-login-page .login::before {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--bun-blue), var(--bun-cyan));
    content: "";
}

.bun-login-page .login h1 {
    color: var(--bun-ink) !important;
    font-size: 30px !important;
    font-weight: 800;
    letter-spacing: -1px;
}

.bun-login-page .login .row:first-child {
    justify-content: space-between;
    margin-bottom: 25px !important;
}

.bun-login-page .login .row:first-child .col-auto {
    margin-bottom: 0 !important;
}

.bun-login-page .login .row:first-child a {
    color: var(--bun-blue);
    text-decoration: none;
}

.bun-login-page .login .row:first-child a:hover {
    text-decoration: underline;
}

.bun-login-page .form-floating {
    position: relative;
}

.bun-login-page .form-control {
    min-height: 58px;
    color: var(--bun-ink);
    background: #fafcff;
    border: 1px solid #dce4f0;
    border-radius: 12px;
    box-shadow: none;
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}

.bun-login-page .form-control:focus {
    background: #ffffff;
    border-color: #8fb4ff;
    box-shadow: 0 0 0 4px rgba(23, 105, 255, 0.09);
}

.bun-login-page .form-floating>label {
    color: #7b879a;
}

.bun-login-page .alert-danger {
    color: #b42318;
    background: #fff5f5;
    border: 1px solid #fecaca;
    border-radius: 11px;
    font-size: 13px;
}

.bun-login-page .link-secondary {
    color: var(--bun-muted) !important;
    text-decoration: none;
}

.bun-login-page .link-secondary:hover {
    color: var(--bun-blue) !important;
}

.bun-login-page .submit-btn {
    width: 100%;
    min-height: 52px;
    padding: 0 24px;
    color: #ffffff;
    background: var(--bun-blue);
    border: 0;
    border-radius: 11px;
    box-shadow: 0 11px 25px rgba(23, 105, 255, 0.22);
    font-size: 14px;
    font-weight: 750;
    transition: transform 0.2s, background 0.2s, box-shadow 0.2s;
}

.bun-login-page .submit-btn:hover {
    background: #075af0;
    box-shadow: 0 15px 30px rgba(23, 105, 255, 0.28);
    transform: translateY(-1px);
}

.bun-login-page .login-social {
    text-align: center;
}

.bun-login-page .divider-text {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.bun-login-page .divider-text::before,
.bun-login-page .divider-text::after {
    flex: 1;
    height: 1px;
    background: var(--bun-line);
    content: "";
}

.bun-login-page .divider-text span {
    padding: 0;
    background: transparent;
}

.bun-login-page .login-social a {
    display: inline-grid;
    place-items: center;
    width: 44px;
    height: 44px;
    background: #ffffff;
    border: 1px solid var(--bun-line);
    border-radius: 11px;
    transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.bun-login-page .login-social a:hover {
    border-color: #b6cdfb;
    box-shadow: 0 9px 20px rgba(29, 57, 103, 0.1);
    transform: translateY(-2px);
}

.bun-login-page .login-social img {
    width: 25px !important;
    height: 25px;
}


/* Login: mobile */

@media (max-width: 575px) {
    .bun-login-page {
        min-height: auto;
        padding: 38px 10px;
        border-radius: 22px;
    }
    .bun-login-page::before {
        width: 460px;
        height: 500px;
    }
    .bun-login-page::after {
        width: 380px;
        height: 380px;
    }
    .bun-login-page .login {
        padding: 28px 20px;
        border-radius: 19px;
    }
    .bun-login-page .login .row:first-child {
        display: block;
        text-align: center;
    }
    .bun-login-page .login .row:first-child .col-auto+.col-auto {
        margin-top: 9px;
    }
    .bun-login-page .login h1 {
        font-size: 27px !important;
    }
}


/* HEADER LOGO */

.bun-header .bun-header-logo {
    display: inline-flex;
    align-items: center;
    justify-self: start;
    gap: 11px;
    color: #0b1f43;
    text-decoration: none !important;
}

.bun-header .bun-logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    flex: 0 0 42px;
    color: #ffffff;
    background: linear-gradient( 145deg, #0b1f43 0%, #1454b8 52%, #17d6e3 100%);
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(23, 105, 255, 0.2);
    font-size: 24px;
    font-weight: 850;
    line-height: 1;
    letter-spacing: -1px;
}

.bun-header .bun-logo-name {
    color: #0b1f43;
    font-size: 21px;
    font-weight: 850;
    line-height: 1;
    letter-spacing: -0.8px;
}

.bun-header .bun-logo-name span {
    color: #1769ff;
}

.bun-header .bun-header-logo:hover .bun-logo-icon {
    box-shadow: 0 10px 25px rgba(23, 105, 255, 0.3);
    transform: translateY(-1px);
}

.bun-header .bun-logo-icon {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}


/* MOBILE */

@media (max-width: 479.98px) {
    .bun-header .bun-header-logo {
        gap: 8px;
    }
    .bun-header .bun-logo-icon {
        width: 37px;
        height: 37px;
        flex-basis: 37px;
        border-radius: 9px;
        font-size: 21px;
    }
    .bun-header .bun-logo-name {
        font-size: 18px;
    }
}


/* Logo sử dụng trên nền tối */

.bun-header-logo-dark {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.bun-header-logo-dark:hover {
    text-decoration: none;
}


/* Ô chữ B */

.bun-header-logo-dark .bun-logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    flex-shrink: 0;
    color: #ffffff;
    background: #170e18;
    border-radius: 10px;
    font-size: 21px;
    font-weight: 800;
    line-height: 1;
}


/* Chữ BUN */

.bun-header-logo-dark .bun-logo-name {
    color: #ffffff;
    font-size: 22px;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.5px;
}


/* Chữ FILE */

.bun-header-logo-dark .bun-logo-name span {
    color: #3b82f6;
}