/* ===== Theme Emerald Deep for Bootstrap 5.3.8 ===== */
/*:root {
    --bs-success: #04644d;
    --bs-success-rgb: 4, 100, 77;
}*/

:root {
    --green-dark: #063716;
    --green-accent: #2fa86b;
}

body {
    font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}


/* ==========================================================
   FIX thanh cuộn ngang & hiệu ứng gây nhức mắt
   ========================================================== */
html, body {
    overflow-x: hidden;
}
    .navbar-green .navbar-brand,
    .navbar-green .nav-link {
        color: #e9fff4;
        font-weight: 500;
        transition: color .3s ease, background-size .25s ease;
    }

    .navbar-green .navbar-nav {
        gap: 1.5rem;
    }

    .navbar-green .nav-link:hover {
        color: #fff;
    }

    .navbar-green .nav-link {
        position: relative;
        background-image: linear-gradient(#fff, #fff);
        background-position: 0 100%;
        background-size: 0% 2px;
        background-repeat: no-repeat;
    }

    .navbar-green .nav-link:hover {
        background-size: 100% 2px;
    }

/* Logo */
/*.brand-logo {
    height: 60px;
    filter: brightness(1.3) contrast(1.1);
}*/

.brand-logo-sm {
    height: 44px;
    filter: brightness(1.2) contrast(1.1);
}

/* Heading */
.navbar-green .navbar-brand span {
    font-size: 1.5rem !important;
    line-height: 1.2;
}

/* Fix nav wrap */
@media (min-width: 992px) {
    .navbar-green .container-fluid {
        flex-wrap: nowrap !important;
    }
}

/* Active Home link */
.navbar-green .nav-link.active {
    color: #fff !important;
    font-weight: 600;
}

/* ===== Dropdown ===== */
@media (min-width: 992px) {
    .navbar-green .dropdown-menu {
        opacity: 0;
        transform: translateY(8px);
        visibility: hidden;
        transition: all .25s ease;
        border: 0;
        border-radius: 1rem;
        padding: .6rem;
        box-shadow: 0 10px 28px rgba(0,0,0,.2);
    }

    .navbar-green .dropdown-hover:hover > .dropdown-menu {
        display: block;
        opacity: 1;
        transform: translateY(0);
        visibility: visible;
    }

    .dropdown-item {
        border-radius: .5rem;
        color: #04644d;
        font-weight: 500;
        transition: all .25s ease;
    }

        .dropdown-item:hover {
            background: #eaf7f1;
            color: #03543f;
            transform: translateX(4px);
        }

        .dropdown-item::after {
            content: '';
            display: block;
            height: 2px;
            width: 0;
            background: #047857;
            transition: width .25s ease;
        }

        .dropdown-item:hover::after {
            width: 100%;
        }
}

/* ===== Offcanvas ===== */
.offcanvas-green {
    background: linear-gradient(180deg, #064e3b, #04644d 80%);
    color: #eafff4 !important;
    --bs-body-bg: transparent;
    --bs-body-color: #eafff4;
    --bs-offcanvas-bg: transparent;
    --bs-offcanvas-color: #eafff4;
    --bs-accordion-bg: transparent;
    --bs-accordion-color: #eafff4;
    --bs-accordion-border-color: rgba(255,255,255,.18);
    --bs-accordion-btn-bg: rgba(255,255,255,.08);
    --bs-accordion-btn-color: #fff;
    --bs-accordion-active-color: #fff;
    --bs-accordion-active-bg: rgba(255,255,255,.16);
    --bs-accordion-btn-focus-box-shadow: none;
}

    /* Accordion items */
    .offcanvas-green .accordion-item,
    .offcanvas-green .accordion-body,
    .offcanvas-green .accordion-button {
        background: transparent !important;
        color: #eafff4 !important;
        border-color: rgba(255,255,255,.18) !important;
    }

    .offcanvas-green .accordion-button {
        border: none !important;
        box-shadow: none !important;
        background: transparent !important;
        font-weight: 600;
        font-size: 1.2rem;
        color: #fff;
        padding: 0.75rem 1.3rem;
        text-align: left;
    }

    .offcanvas-green .accordion-button::after {
        filter: invert(1) brightness(2);
        opacity: 1;
    }

    /* Menu item “no-collapse” */
    .offcanvas-green .accordion-button.no-collapse::after {
        display: none;
    }
    .accordion-header a{
        text-decoration:none;
    }
    /* Menu link (same level alignment) */
    .offcanvas-green .accordion-header,
    .offcanvas-green .accordion-button.no-collapse {
        display: flex;
        align-items: center;
        font-weight: 600;
        color: #fff;
        border-radius: .5rem;
        transition: background .25s ease, transform .2s ease;
    }

    .offcanvas-green .accordion-header:hover,
    .offcanvas-green .accordion-button.no-collapse:hover {
        background: rgba(255,255,255,0.12);
        transform: translateX(2px);
    }

    /* Submenu link */
    .offcanvas-green .accordion-body .nav-link {
        display: block;
        padding-left: 1.75rem;
        font-size: 1rem;
        opacity: 0.9;
        line-height:2.2em
    }

        .offcanvas-green .accordion-body .nav-link:hover {
            opacity: 1;
            text-decoration: underline;
        }

/* Hero image */
.offcanvas-hero {
    height: 130px;
    border-radius: 1rem;
    overflow: hidden;
    position: relative;
    margin-bottom: 1rem;
    box-shadow: 0 8px 24px rgba(0,0,0,.18);
}

    .offcanvas-hero img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .offcanvas-hero::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(0,0,0,.15), rgba(0,0,0,.4));
    }

    .offcanvas-hero .caption {
        position: absolute;
        left: .75rem;
        right: .75rem;
        bottom: .5rem;
        font-weight: 600;
        color: #fff;
    }

/* Nút CTA trong offcanvas */
.offcanvas-green .btn-cta {
    --bs-btn-bg: #fff;
    --bs-btn-color: #04644d;
    --bs-btn-hover-bg: #eaf7f1;
    font-weight: 600;
}

/* Backdrop */
.offcanvas-backdrop.show {
    backdrop-filter: blur(6px);
    background-color: rgba(0,0,0,.35);
    transition: all .3s ease;
}

/* Toggler bên phải */
.navbar-toggler {
    order: 2;
    margin-left: auto;
    color: #fff;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='%23ffffff' viewBox='0 0 16 16'%3E%3Cpath d='M1.5 3h13a.5.5 0 0 1 0 1h-13a.5.5 0 0 1 0-1zm0 4h13a.5.5 0 0 1 0 1h-13a.5.5 0 0 1 0-1zm0 4h13a.5.5 0 0 1 0 1h-13a.5.5 0 0 1 0-1z'/%3E%3C/svg%3E");
}

/* ===== Submenu enhancement (mobile) ===== */
.offcanvas-green .accordion-body .nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding-left: 1.75rem;
    font-size: 0.95rem;
    line-height: 2.2em;
    color: rgba(255,255,255,0.9);
    position: relative;
    transition: all 0.25s ease;
}

    /* Icon marker trước mỗi menu con */
    .offcanvas-green .accordion-body .nav-link::before {
        content: "▹"; /* có thể đổi thành • hoặc ↳ tùy sở thích */
        color: rgba(255,255,255,0.7);
        font-size: 0.9em;
        transition: transform 0.25s ease, color 0.25s ease;
    }

    /* Hiệu ứng khi hover submenu */
    .offcanvas-green .accordion-body .nav-link:hover {
        color: #fff;
        transform: translateX(4px);
    }

        .offcanvas-green .accordion-body .nav-link:hover::before {
            color: #fff;
            transform: translateX(3px);
        }

    /* Nền sáng mờ khi hover */
    .offcanvas-green .accordion-body .nav-link:hover {
        background: rgba(255,255,255,0.08);
        border-radius: 0.4rem;
    }

@media (max-width: 768px) {
    .navbar-green .navbar-brand span {
        font-size: 1.25rem !important;
    }
}

/* tạo hiệu ứng “logo - text” cân đối hơn */
.navbar-green .navbar-brand img {
    height: 54px !important;
    filter: brightness(1.15) contrast(1.1);
}

/* ===== HEADER BRAND GRADIENT STYLE ===== */
.navbar-green .navbar-brand span {
    font-size: 1.7rem !important;
    font-weight: 800;
    letter-spacing: 0.4px;
    line-height: 1.2;
    background: linear-gradient(90deg, #00ffbf 0%, #b5ffb1 50%, #ffffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-fill-color: transparent;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.25), 0 0 10px rgba(0, 255, 191, 0.25);
    transition: all 0.3s ease;
}

/* Hiệu ứng hover nhẹ: sáng hơn + hơi nhô lên */
.navbar-green .navbar-brand:hover span {    
    text-shadow: 0 3px 6px rgba(0, 0, 0, 0.35), 0 0 14px rgba(0, 255, 191, 0.4);
    transform: translateY(-1px);
}

/* LOGO gradient viền sáng hơn */
.navbar-green .navbar-brand img {
    height: 60px !important;
    width: auto;
    border-radius: 60%;
    background: radial-gradient(circle at center, #00ffbf33 0%, transparent 70%);
    box-shadow: 0 0 15px rgba(0, 255, 191, 0.25);
    filter: brightness(1.2) contrast(1.1);
    transition: all 0.3s ease;
}

.navbar-green .navbar-brand:hover img {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(0, 255, 191, 0.4);
}

/* Responsive cho mobile */
@media (max-width: 768px) {
    .navbar-green .navbar-brand span {
        font-size: 1.25rem !important;
    }
}