/* ============================================================
   OSHACenter – custom theme overrides
   Loaded last so it wins over the template stylesheets.
   Brand: deep safety blue (#0b3a7a / #062c5e) + amber (#ffc94d)
   ============================================================ */

:root {
    --osa-blue-900: #062c5e;
    --osa-blue-800: #0b3a7a;
    --osa-blue-700: #0b4da2;
    --osa-amber: #ffc94d;
    --osa-ink: #1f2937;
    --osa-muted: #64748b;
}

/* ------------------------------------------------------------
   Header / navigation
   ------------------------------------------------------------ */
.osa-header {
    background: linear-gradient(120deg, #0b3a7a 0%, #062c5e 100%);
    box-shadow: 0 6px 22px -12px rgba(6, 44, 94, 0.65);
    z-index: 999;
}

.osa-header.navbar-top,
header.sticky .osa-header.navbar-top,
header.sticky.header-appear .osa-header.navbar-top {
    position: fixed !important;
    top: 0 !important;
    left: 0;
    right: 0;
    width: 100%;
}

.osa-header .nav-header-container {
    display: flex;
    align-items: center;
    width: 100%;
    justify-content: space-between;
}

.osa-header .logo {
    line-height: 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.osa-header-logo-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: #ffffff;
    box-shadow: 0 8px 22px -10px rgba(0, 0, 0, 0.55), inset 0 0 0 1px rgba(255, 255, 255, 0.9);
    padding: 6px;
    flex-shrink: 0;
}

.osa-header-logo-badge .logo-light {
    display: none;
}

.osa-header .logo img.logo-dark.default {
    width: 34px;
    height: 34px;
    object-fit: contain;
    display: block;
}

.osa-header .logo img,
.osa-header .logo .logo-dark.default,
header.sticky .osa-header .logo .logo-dark.default,
header.sticky .osa-header .logo .logo-light,
header.header-appear .osa-header .logo .logo-dark.default,
header.header-appear .osa-header .logo .logo-light {
    visibility: visible !important;
    opacity: 1 !important;
    transition: none !important;
    -webkit-transition: none !important;
    -moz-transition: none !important;
    -ms-transition: none !important;
    -o-transition: none !important;
}

.osa-header .logo img.logo-dark.default,
header.sticky .osa-header .logo img.logo-dark.default {
    width: 34px !important;
    height: 34px !important;
}

header.sticky .osa-header-logo-badge .logo-light {
    display: none !important;
}

.osa-header-logo-text {
    line-height: 1.15;
    display: flex;
    flex-direction: column;
}

.osa-header-logo-text strong {
    font-size: 1.02rem;
    font-weight: 800;
    letter-spacing: 0.6px;
    color: #ffffff;
    text-transform: uppercase;
}

.osa-header-logo-text em {
    font-style: normal;
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    color: var(--osa-amber);
}

.osa-header .navbar-toggler {
    border: none;
    outline: none;
}

.osa-header .navbar-toggler .icon-bar {
    background: #fff;
}

.osa-header .navbar-nav > li > a {
    color: #e8eefb;
    font-size: 0.92rem;
    font-weight: 600;
    letter-spacing: 0.4px;
    padding: 30px 14px;
    position: relative;
    border: none;
    margin: 0;
    background: transparent;
}

.osa-header .navbar-nav > li > a::after {
    content: "";
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 22px;
    height: 3px;
    border-radius: 3px;
    background: var(--osa-amber);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 0.25s ease;
}

nav.navbar.bootsnav.osa-header .navbar-nav > li:hover > a,
nav.navbar.bootsnav.osa-header .navbar-nav > li.active > a,
.osa-header .navbar-nav > li:hover > a,
.osa-header .navbar-nav > li.active > a {
    color: #fff !important;
}

.osa-header .navbar-nav > li:hover > a::after,
.osa-header .navbar-nav > li.active > a::after {
    transform: scaleX(1);
}

.osa-header .navbar-nav > li > a .fas.fa-angle-down {
    font-size: 0.7rem;
    margin-left: 6px;
}

/* dropdown panel */
.osa-header .dropdown-menu {
    background: #fff;
    border: none;
    border-top: 3px solid var(--osa-amber);
    border-radius: 0 0 8px 8px;
    box-shadow: 0 18px 40px -16px rgba(6, 44, 94, 0.35);
    padding: 10px 0;
    margin-top: 0;
}

/* flush the dropdown under the link (kills the main.js inline top offset gap) */
.osa-header .dropdown.simple-dropdown > .dropdown-menu {
    top: 100% !important;
    margin-top: 0 !important;
}

.osa-header .dropdown-menu > li > a {
    color: var(--osa-ink);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 9px 22px;
    transition: color 0.2s ease, padding-left 0.2s ease;
}

.osa-header .dropdown-menu > li > a:hover,
.osa-header .dropdown-menu > li > a:focus {
    color: var(--osa-blue-700);
    background: #f2f7fd;
    padding-left: 28px;
}

/* CTA button */
.osa-header-cta {
    display: flex;
    align-items: center;
}

.osa-btn {
    background: var(--osa-amber);
    color: var(--osa-blue-900) !important;
    font-family: "Raleway", sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    padding: 11px 26px;
    border-radius: 40px;
    border: none;
    box-shadow: 0 10px 24px -12px rgba(255, 201, 77, 0.85);
    transition: background 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
    white-space: nowrap;
}

.osa-btn:hover,
.osa-btn:focus {
    background: #ffd97a;
    color: var(--osa-blue-900) !important;
    transform: translateY(-2px);
    box-shadow: 0 14px 28px -12px rgba(255, 201, 77, 0.9);
}

/* page title offset for fixed navbar */
.top-space {
    padding-top: 100px !important;
}

/* ------------------------------------------------------------
   Mobile menu
   ------------------------------------------------------------ */
@media (max-width: 991.98px) {
    .osa-header-logo-badge {
        width: 42px;
        height: 42px;
    }

    .osa-header .logo img.logo-dark.default {
        width: 30px !important;
        height: 30px !important;
    }

    header .osa-header nav.navbar.bootsnav .navbar-toggler {
        position: relative;
        top: 0;
        z-index: 1050;
        margin-right: 0;
        margin-top: 0;
        margin-bottom: 0;
        float: none;
        width: 46px;
        height: 46px;
        padding: 0;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border: 1px solid rgba(255, 255, 255, 0.22);
        border-radius: 12px;
        background: rgba(255, 255, 255, 0.08);
        backdrop-filter: blur(6px);
        -webkit-backdrop-filter: blur(6px);
        box-shadow: 0 6px 18px -8px rgba(6, 44, 94, 0.6);
        transition: background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
    }

    header .osa-header nav.navbar.bootsnav .navbar-toggler:hover,
    header .osa-header nav.navbar.bootsnav .navbar-toggler:focus {
        background: rgba(255, 255, 255, 0.14);
        border-color: var(--osa-amber);
        outline: none;
    }

    .osa-header .navbar-toggler .icon-bar {
        background: #fff;
        width: 20px;
        height: 2px;
        border-radius: 2px;
        margin: 0;
        transition: transform 0.3s ease, opacity 0.3s ease, background 0.3s ease;
        -webkit-transition: transform 0.3s ease, opacity 0.3s ease, background 0.3s ease;
    }

    .osa-header .navbar-toggler .icon-bar + .icon-bar {
        margin-top: 5px;
    }

    .osa-header .navbar-toggler:not(.collapsed) .icon-bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
        -webkit-transform: translateY(7px) rotate(45deg);
    }

    .osa-header .navbar-toggler:not(.collapsed) .icon-bar:nth-child(2) {
        opacity: 0;
    }

    .osa-header .navbar-toggler:not(.collapsed) .icon-bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
        -webkit-transform: translateY(-7px) rotate(-45deg);
    }

    .osa-header .navbar-collapse {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        height: 100vh;
        max-height: none !important;
        background:
            radial-gradient(ellipse at top right, rgba(255, 201, 77, 0.12) 0%, transparent 55%),
            radial-gradient(ellipse at bottom left, rgba(11, 77, 162, 0.35) 0%, transparent 60%),
            linear-gradient(150deg, #0b3a7a 0%, #062c5e 100%);
        border-radius: 0;
        box-shadow: none;
        margin: 0;
        padding: 110px 32px 48px;
        overflow-y: auto;
        z-index: 1040;
        text-align: center;
    }

    .osa-header .navbar-collapse.show {
        animation: osaNavIn 0.35s ease both;
    }

    @keyframes osaNavIn {
        from {
            opacity: 0;
        }
        to {
            opacity: 1;
        }
    }

    .osa-header .navbar-collapse .navbar-nav {
        flex-direction: column;
        justify-content: flex-start;
        align-items: stretch;
        background: transparent !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
        margin: 0;
        max-width: 560px;
        width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .osa-header .navbar-nav > li {
        width: 100%;
        text-align: left;
        border: none;
    }

    .osa-header .navbar-nav > li > a {
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 15px 20px;
        color: #e8eefb;
        border: none;
        border-radius: 12px;
        font-weight: 600;
        font-size: 1rem;
        letter-spacing: 0.6px;
        text-transform: uppercase;
        transition: color 0.25s ease, background 0.25s ease, transform 0.25s ease;
    }

    .osa-header .navbar-nav > li > a:hover,
    .osa-header .navbar-nav > li > a:focus {
        color: var(--osa-amber);
        background: rgba(255, 255, 255, 0.07);
        transform: translateX(4px);
    }

    .osa-header .navbar-nav > li > a::after {
        display: none;
    }

    .osa-header .navbar-nav > li.simple-dropdown > a .fas {
        margin-left: 8px;
        font-size: 0.8rem;
        color: var(--osa-amber);
    }

    .osa-header .navbar-nav .dropdown-menu {
        position: static !important;
        background: rgba(255, 255, 255, 0.05) !important;
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: 14px;
        box-shadow: none;
        padding: 8px 10px;
        text-align: center;
        margin: 6px auto 12px;
        max-width: 320px;
    }

    header .osa-header nav.navbar.bootsnav .navbar-nav .dropdown-menu > li > a {
        display: flex;
        align-items: center;
        justify-content: center;
        color: #dbe5f6 !important;
        padding: 12px 16px;
        font-weight: 500;
        border-radius: 10px;
        border: none;
        background: transparent;
        transition: color 0.25s ease, background 0.25s ease;
    }

    header .osa-header nav.navbar.bootsnav .navbar-nav .dropdown-menu > li > a:hover,
    header .osa-header nav.navbar.bootsnav .navbar-nav .dropdown-menu > li > a:focus {
        color: var(--osa-amber) !important;
        background: rgba(255, 255, 255, 0.06);
    }

    .osa-header .navbar-nav .osa-nav-cta {
        margin-top: 18px;
    }

    .osa-header .navbar-nav .osa-nav-cta .osa-nav-cta-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 100%;
        max-width: 320px;
        padding: 14px 26px;
        font-size: 0.95rem;
        border-radius: 40px;
        background-color: var(--osa-amber) !important;
        color: var(--osa-blue-900) !important;
        border: none;
        box-shadow: 0 10px 24px -12px rgba(255, 201, 77, 0.85);
    }

    .osa-header .navbar-nav .osa-nav-cta .osa-nav-cta-btn:hover,
    .osa-header .navbar-nav .osa-nav-cta .osa-nav-cta-btn:focus {
        background-color: #ffd97a !important;
        color: var(--osa-blue-900) !important;
        transform: translateY(-2px);
    }

    .osa-header-cta {
        display: none;
    }
}

@media (max-width: 575.98px) {
    .osa-header-logo-badge {
        width: 38px;
        height: 38px;
    }

    .osa-header .logo img.logo-dark.default {
        width: 27px !important;
        height: 27px !important;
    }

    .osa-header-logo-text em {
        display: none;
    }

    .osa-header .navbar-collapse {
        padding: 100px 22px 40px;
    }

    .osa-header .navbar-nav > li > a {
        padding: 13px 16px;
        font-size: 0.95rem;
    }
}

@media (min-width: 992px) {
    .osa-nav-cta {
        display: none;
    }
}

/* ------------------------------------------------------------
   Footer
   ------------------------------------------------------------ */
.osa-footer {
    background: #081c33;
    color: #c3d0e4;
}

.osa-footer .footer-widget-area {
    padding-top: 55px;
    padding-bottom: 45px;
}

.osa-footer .widget-title {
    color: var(--osa-amber) !important;
    font-size: 0.85rem !important;
    letter-spacing: 1px;
    margin-bottom: 20px !important;
    font-weight: 700 !important;
}

.osa-footer .widget-title::after {
    content: "";
    display: block;
    width: 34px;
    height: 3px;
    margin-top: 10px;
    border-radius: 3px;
    background: var(--osa-amber);
}

.osa-footer .osa-footer-logo {
    display: block;
    margin-bottom: 18px;
}

.osa-footer .osa-footer-logo img {
    width: 140px;
    height: auto;
}

.osa-footer p {
    font-size: 0.9rem;
    line-height: 1.8;
    color: #9fb0c9;
}

.osa-footer ul.osa-quick-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.osa-footer ul.osa-quick-links li {
    margin-bottom: 11px;
}

.osa-footer ul.osa-quick-links li a {
    color: #c3d0e4;
    font-size: 0.92rem;
    display: inline-flex;
    align-items: center;
    gap: 9px;
    transition: color 0.2s ease, padding-left 0.2s ease;
}

.osa-footer ul.osa-quick-links li a i {
    color: var(--osa-amber);
    font-size: 0.7rem;
}

.osa-footer ul.osa-quick-links li a:hover {
    color: #fff;
    padding-left: 5px;
    text-decoration: none;
}

.osa-footer ul.osa-footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.osa-footer ul.osa-footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 15px;
    font-size: 0.9rem;
    color: #c3d0e4;
    line-height: 1.6;
}

.osa-footer ul.osa-footer-contact li i {
    color: var(--osa-amber);
    font-size: 1rem;
    margin-top: 3px;
    width: 18px;
    text-align: center;
}

.osa-footer ul.osa-footer-contact li a {
    color: #c3d0e4;
    transition: color 0.2s ease;
}

.osa-footer ul.osa-footer-contact li a:hover {
    color: #fff;
    text-decoration: none;
}

.osa-footer .osa-social {
    display: inline-flex;
    gap: 10px;
    margin-top: 20px;
}

.osa-footer .osa-social a {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    transition: background 0.25s ease, transform 0.25s ease;
}

.osa-footer .osa-social a:hover {
    background: var(--osa-amber);
    color: var(--osa-blue-900);
    transform: translateY(-3px);
}

.osa-footer .osa-footer-bottom {
    background: #061527;
    padding: 16px 0;
    font-size: 0.82rem;
    color: #7e90ad;
}

.osa-footer .osa-footer-bottom a {
    color: var(--osa-amber);
    transition: color 0.2s ease;
}

.osa-footer .osa-footer-bottom a:hover {
    color: #fff;
    text-decoration: none;
}

@media (max-width: 767.98px) {
    .osa-footer .footer-widget-area {
        padding-top: 45px;
        padding-bottom: 35px;
    }

    .osa-footer .widget-title::after {
        margin-left: auto;
        margin-right: auto;
    }

    .osa-footer .osa-social {
        justify-content: center;
    }
}

/* ------------------------------------------------------------
   Courses (Training) page
   ------------------------------------------------------------ */
.osa-page-hero {
    background: linear-gradient(120deg, #0b3a7a 0%, #062c5e 100%);
    padding: 42px 0 46px;
    position: relative;
    overflow: hidden;
}

.osa-page-hero::after {
    content: "";
    position: absolute;
    right: -120px;
    top: -120px;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 201, 77, 0.18) 0%, rgba(255, 201, 77, 0) 65%);
    pointer-events: none;
}

.osa-breadcrumb {
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    margin-bottom: 14px;
    position: relative;
    z-index: 1;
}

.osa-breadcrumb a {
    color: var(--osa-amber);
    transition: color 0.2s ease;
}

.osa-breadcrumb a:hover {
    color: #fff;
    text-decoration: none;
}

.osa-breadcrumb .osa-bc-sep {
    color: rgba(255, 255, 255, 0.5);
    margin: 0 8px;
}

.osa-breadcrumb .osa-bc-current {
    color: rgba(255, 255, 255, 0.85);
}

.osa-page-hero h1 {
    font-size: 2.1rem;
    letter-spacing: 1px;
    position: relative;
    z-index: 1;
}

.osa-hero-sub {
    color: rgba(255, 255, 255, 0.78);
    font-size: 1rem;
    max-width: 580px;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

.osa-hero-cta {
    padding: 12px 30px;
    position: relative;
    z-index: 1;
}

/* shared eyebrow label */
.osa-eyebrow {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--osa-blue-700);
    margin-bottom: 10px;
}

.osa-eyebrow-hero {
    color: var(--osa-amber);
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
}

/* hero search */
.osa-hero-search {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #fff;
    border-radius: 50px;
    padding: 5px 5px 5px 16px;
    box-shadow: 0 20px 44px -20px rgba(0, 0, 0, 0.45);
    max-width: 440px;
    margin-top: 22px;
    position: relative;
    z-index: 1;
}

.osa-hero-search > i {
    color: var(--osa-muted);
    font-size: 0.95rem;
}

.osa-hero-search input {
    flex: 1;
    min-width: 0;
    border: none;
    outline: none;
    background: transparent;
    font-size: 0.88rem;
    color: var(--osa-ink);
}

.osa-hero-search-btn {
    padding: 9px 18px;
    font-size: 0.82rem;
}

/* stats strip */
.osa-courses-stats {
    row-gap: 14px;
}

.osa-stat {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #fff;
    border: 1px solid #e8edf5;
    border-left: 3px solid var(--osa-blue-800);
    border-radius: 10px;
    padding: 14px 16px;
    box-shadow: 0 6px 18px -12px rgba(6, 44, 94, 0.25);
    height: 100%;
}

.osa-stat i {
    font-size: 1.7rem;
    color: var(--osa-amber);
    width: 36px;
    text-align: center;
    flex-shrink: 0;
}

.osa-stat h6 {
    margin: 0;
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--osa-blue-900);
    line-height: 1.1;
}

.osa-stat span {
    font-size: 0.78rem;
    color: var(--osa-muted);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-weight: 600;
}

/* table card */
.osa-table-card {
    background: #fff;
    border: 1px solid #e8edf5;
    border-radius: 12px;
    box-shadow: 0 10px 30px -18px rgba(6, 44, 94, 0.35);
    overflow: hidden;
}

.osa-table-toolbar {
    padding: 22px 24px 18px;
    border-bottom: 1px solid #eef1f6;
    background: linear-gradient(180deg, #fbfcfe 0%, #fff 100%);
}

.osa-catalog-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
}

.osa-catalog-title .osa-eyebrow {
    margin-bottom: 6px;
}

.osa-catalog-title h4 {
    color: var(--osa-blue-900);
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: 0.2px;
}

.osa-result-badge {
    background: #eef4fd;
    color: var(--osa-blue-800);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    padding: 7px 16px;
    border-radius: 40px;
    border: 1px solid #dbe7f7;
    white-space: nowrap;
}

.osa-catalog-controls {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 16px;
}

/* sector filter pills */
.osa-sector-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.osa-pill {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    display: inline-flex;
    align-items: center;
    line-height: 1;
    border: 1px solid #dbe4f2;
    background: linear-gradient(180deg, #ffffff 0%, #f4f7fd 100%);
    color: #33415c;
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.2px;
    padding: 10px 20px;
    border-radius: 40px;
    cursor: pointer;
    box-shadow: 0 2px 6px -3px rgba(6, 44, 94, 0.18);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.osa-pill-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 24px;
    padding: 0 7px;
    margin-left: 9px;
    border-radius: 20px;
    background: #e4edfb;
    color: var(--osa-blue-800);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.osa-pill:hover {
    border-color: var(--osa-blue-700);
    color: var(--osa-blue-800);
    transform: translateY(-2px);
    box-shadow: 0 10px 18px -10px rgba(11, 58, 122, 0.4);
}

.osa-pill:hover .osa-pill-count {
    background: #d6e4f8;
}

.osa-pill:active {
    transform: translateY(0) scale(0.97);
}

.osa-pill.active {
    background: linear-gradient(135deg, var(--osa-blue-800), var(--osa-blue-700));
    border-color: var(--osa-blue-800);
    color: #fff;
    box-shadow: 0 10px 22px -10px rgba(11, 58, 122, 0.65);
}

.osa-pill.active .osa-pill-count {
    background: rgba(255, 255, 255, 0.22);
    color: #fff;
}

/* course card grid */
.osa-course-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 18px;
    padding: 22px 20px 26px;
}

.osa-course-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: linear-gradient(180deg, #ffffff 0%, #fbfcfe 100%);
    border: 1px solid #e8edf5;
    border-radius: 14px;
    padding: 20px 20px 16px;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.osa-course-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    border-radius: 14px 14px 0 0;
    background: linear-gradient(90deg, var(--osa-blue-800) 0%, var(--osa-blue-700) 55%, var(--osa-amber) 130%);
}

.osa-course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 22px 40px -18px rgba(6, 44, 94, 0.3);
    border-color: #cdd9ea;
}

@keyframes osaCardIn {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
}

.osa-card-reveal {
    animation: osaCardIn 0.5s ease both;
}

.osa-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 14px;
}

.osa-card-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 28px;
    padding: 0 12px;
    background: var(--osa-blue-800);
    color: #fff;
    border-radius: 8px;
    font-family: "Raleway", sans-serif;
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.4px;
}

.osa-sector-badge {
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    white-space: nowrap;
}

.osa-sector-blue   { background: #e8efff; color: #0b4da2; }
.osa-sector-green  { background: #e7f6ec; color: #1c7a3d; }
.osa-sector-teal   { background: #e0f4f4; color: #0f766e; }
.osa-sector-purple { background: #f1eafe; color: #6d28d9; }
.osa-sector-red    { background: #fdeceb; color: #b91c1c; }
.osa-sector-orange { background: #fdeede; color: #c2410c; }
.osa-sector-cyan   { background: #e0f2fe; color: #0369a1; }
.osa-sector-pink   { background: #fce7f3; color: #be185d; }
.osa-sector-gray   { background: #eef1f6; color: #475569; }

.osa-card-title {
    margin: 0 0 8px;
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.45;
    min-height: 2.9em;
}

.osa-card-title a {
    color: var(--osa-blue-900);
    transition: color 0.2s ease;
}

.osa-card-title a:hover {
    color: var(--osa-blue-700);
    text-decoration: none;
}

.osa-card-audience {
    margin: 0 0 14px;
    font-size: 0.82rem;
    color: var(--osa-muted);
    line-height: 1.5;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.osa-card-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-top: 12px;
    border-top: 1px solid #e8edf5;
    font-size: 0.82rem;
    color: #475569;
    font-weight: 600;
}

.osa-card-meta span {
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

.osa-card-meta span + span {
    padding-left: 16px;
    border-left: 1px solid #e3e9f2;
}

.osa-card-meta i {
    color: var(--osa-amber);
    font-size: 0.95rem;
}

.osa-card-foot {
    margin-top: 14px;
}

.osa-card-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 18px;
    border: 1px solid #d8e2f0;
    border-radius: 40px;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.3px;
    color: var(--osa-blue-700);
    background: #fff;
    transition: all 0.25s ease;
}

.osa-card-btn i {
    transition: transform 0.2s ease;
}

.osa-card-btn:hover {
    background: var(--osa-blue-800);
    border-color: var(--osa-blue-800);
    color: #fff;
    text-decoration: none;
}

.osa-card-btn:hover i {
    transform: translateX(4px);
}

/* table footer / pagination */
.osa-table-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    padding: 14px 20px;
    border-top: 1px solid #eef1f6;
    background: #fbfcfe;
}

.osa-page-info {
    font-size: 0.85rem;
    color: var(--osa-muted);
    font-weight: 600;
}

.osa-pagination {
    display: flex;
    gap: 7px;
}

.osa-page-btn {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    border: 1px solid #dbe3ef;
    background: #fff;
    border-radius: 10px;
    color: var(--osa-ink);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.osa-page-btn:hover:not(:disabled) {
    border-color: var(--osa-blue-800);
    color: var(--osa-blue-800);
    transform: translateY(-1px);
    box-shadow: 0 6px 14px -8px rgba(11, 58, 122, 0.4);
}

.osa-page-btn.active {
    background: linear-gradient(135deg, var(--osa-blue-800), var(--osa-blue-700));
    border-color: var(--osa-blue-800);
    color: #fff;
    box-shadow: 0 8px 18px -8px rgba(11, 58, 122, 0.55);
}

.osa-page-btn:disabled {
    opacity: 0.4;
    cursor: default;
}

.osa-page-ellipsis {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    color: var(--osa-muted);
    font-weight: 700;
    letter-spacing: 1px;
}

.osa-no-results {
    padding: 56px 24px;
    text-align: center;
    color: var(--osa-muted);
}

.osa-no-results i {
    font-size: 2.4rem;
    color: #c3d3ea;
    display: block;
    margin-bottom: 14px;
}

.osa-no-results h5 {
    color: var(--osa-blue-900);
    font-weight: 700;
    margin-bottom: 8px;
}

.osa-no-results p {
    font-size: 0.92rem;
    max-width: 420px;
    margin: 0 auto 20px;
}

.osa-no-results .btn {
    padding: 10px 26px;
}

@media (max-width: 767.98px) {
    .osa-page-hero {
        padding: 30px 0 34px;
    }

    .osa-page-hero h1 {
        font-size: 1.6rem;
    }

    .osa-hero-search {
        flex-wrap: wrap;
        border-radius: 22px;
        padding: 14px 16px;
    }

    .osa-hero-search-btn {
        width: 100%;
        justify-content: center;
    }

    .osa-course-grid {
        grid-template-columns: 1fr;
        padding: 16px 14px 20px;
    }

    .osa-catalog-controls {
        width: 100%;
    }

    .osa-pill {
        flex: 1 1 auto;
        text-align: center;
    }
}

/* ------------------------------------------------------------
   Course detail modal
   ------------------------------------------------------------ */
.osa-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1080;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.osa-modal.open {
    display: flex;
}

body.osa-modal-open {
    overflow: hidden;
}

.osa-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(6, 28, 60, 0.55);
    -webkit-backdrop-filter: blur(3px);
    backdrop-filter: blur(3px);
}

.osa-modal-dialog {
    position: relative;
    width: 100%;
    max-width: 600px;
    max-height: calc(100vh - 60px);
    overflow-y: auto;
    background: #fff;
    border-radius: 18px;
    box-shadow: 0 30px 60px -20px rgba(6, 44, 94, 0.45);
    opacity: 0;
    transform: translateY(16px) scale(0.98);
    transition: opacity 0.25s ease, transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.osa-modal.open .osa-modal-dialog {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.osa-modal-close {
    position: absolute;
    top: 14px;
    right: 14px;
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: 50%;
    background: #eef2f8;
    color: #475569;
    font-size: 1.15rem;
    line-height: 1;
    cursor: pointer;
    z-index: 2;
    transition: all 0.2s ease;
}

.osa-modal-close:hover {
    background: var(--osa-blue-800);
    color: #fff;
}

.osa-modal-body {
    padding: 30px 32px 28px;
}

.osa-modal-head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

.osa-modal-title {
    color: var(--osa-blue-900);
    font-weight: 800;
    font-size: 1.35rem;
    line-height: 1.35;
    margin-bottom: 14px;
}

.osa-modal-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 18px;
}

.osa-modal-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--osa-blue-800);
    background: #edf3fc;
    padding: 6px 14px;
    border-radius: 30px;
}

.osa-modal-audience {
    font-size: 0.95rem;
    color: var(--osa-ink);
    background: #f8fafc;
    border: 1px solid #eef1f6;
    border-left: 3px solid var(--osa-amber);
    border-radius: 10px;
    padding: 12px 16px;
    margin-bottom: 20px;
}

.osa-modal-divider {
    height: 1px;
    background: #eef1f6;
    margin-bottom: 18px;
}

.osa-modal-body h4 {
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--osa-blue-900);
    margin-bottom: 12px;
}

.osa-modal-topics {
    font-size: 0.92rem;
    line-height: 1.75;
    color: #475569;
    white-space: pre-line;
    max-height: 260px;
    overflow-y: auto;
    padding-right: 6px;
    margin-bottom: 22px;
}

.osa-modal-foot {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.osa-modal-cancel {
    background: #fff;
    color: var(--osa-blue-800);
    border: 1px solid #dbe4f2;
    padding: 11px 26px;
    border-radius: 40px;
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.osa-modal-cancel:hover {
    background: #f1f5fb;
}

@media (max-width: 575.98px) {
    .osa-modal-body {
        padding: 24px 20px 22px;
    }

    .osa-modal-foot {
        flex-direction: column;
    }

    .osa-modal-foot .btn,
    .osa-modal-foot .osa-modal-cancel {
        width: 100%;
        text-align: center;
    }
}

/* ------------------------------------------------------------
   Verification page
   ------------------------------------------------------------ */
.osa-verify-card {
    background: linear-gradient(180deg, #ffffff 0%, #fbfcfe 100%);
    border: 1px solid #e8edf5;
    border-radius: 14px;
    box-shadow: 0 14px 34px -20px rgba(6, 44, 94, 0.35);
    overflow: hidden;
    position: relative;
}

.osa-verify-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--osa-blue-800) 0%, var(--osa-blue-700) 55%, var(--osa-amber) 130%);
}

.osa-verify-card-head {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 20px 22px;
    border-bottom: 1px solid #eef1f6;
    background: #f8fafc;
}

.osa-verify-head-icon {
    width: 44px;
    height: 44px;
    flex: 0 0 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--osa-blue-800), var(--osa-blue-700));
    color: #fff;
    font-size: 1.3rem;
}

.osa-verify-card-head h5 {
    color: var(--osa-blue-900);
    font-weight: 800;
    font-size: 1.1rem;
}

.osa-verify-sub {
    font-size: 0.8rem;
    color: var(--osa-muted);
}

.osa-verify-card-body {
    padding: 22px;
}

.osa-verify-authentic {
    display: flex;
    align-items: baseline;
    gap: 8px;
    background: #f2f7fd;
    border-left: 3px solid var(--osa-blue-800);
    border-radius: 8px;
    padding: 10px 14px;
    margin-bottom: 16px;
}

.osa-verify-authentic-label {
    font-weight: 800;
    color: var(--osa-blue-900);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.85rem;
}

.osa-verify-authentic-desc {
    font-size: 0.82rem;
    color: var(--osa-muted);
    font-style: italic;
}

.osa-verify-note {
    font-size: 0.9rem;
    color: #475569;
    line-height: 1.7;
}

.osa-verify-label {
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--osa-blue-900);
    letter-spacing: 0.3px;
    margin-bottom: 8px;
}

.osa-verify-input-wrap {
    position: relative;
}

.osa-verify-input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--osa-muted);
    font-size: 1.05rem;
    z-index: 2;
}

.osa-verify-input.form-control {
    height: 48px;
    padding-left: 42px;
    border: 1px solid #dbe4f2;
    border-radius: 10px;
    font-size: 0.92rem;
    color: var(--osa-ink);
    background: #fff;
    box-shadow: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.osa-verify-input.form-control:focus {
    border-color: var(--osa-blue-700);
    box-shadow: 0 0 0 3px rgba(11, 58, 122, 0.12);
}

.osa-verify-hint {
    font-size: 0.8rem;
    color: var(--osa-muted);
    margin-top: 8px;
}

.osa-verify-btn {
    width: 100%;
    margin-top: 6px;
    justify-content: center;
    display: inline-flex;
    align-items: center;
}

/* result panel */
.osa-verify-result {
    background: linear-gradient(180deg, #ffffff 0%, #fbfcfe 100%);
    border: 1px solid #e8edf5;
    border-radius: 14px;
    box-shadow: 0 14px 34px -20px rgba(6, 44, 94, 0.35);
    padding: 22px;
    position: relative;
    overflow: hidden;
}

.osa-verify-result::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #16a34a 0%, #22c55e 100%);
}

.osa-verify-result.osa-verify-invalid::before {
    background: linear-gradient(90deg, #dc2626 0%, #ef4444 100%);
}

.osa-verify-result-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

.osa-verify-status {
    display: flex;
    align-items: center;
    gap: 12px;
}

.osa-verify-status-icon {
    width: 44px;
    height: 44px;
    flex: 0 0 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #e8f8ef;
    color: #16a34a;
    font-size: 1.3rem;
}

.osa-verify-status-icon-red {
    background: #fdeceb;
    color: #dc2626;
}

.osa-verify-status h5 {
    font-weight: 800;
    font-size: 1.05rem;
}

.osa-verify-detail-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-bottom: 18px;
}

.osa-verify-detail {
    background: #f8fafc;
    border: 1px solid #eef1f6;
    border-radius: 10px;
    padding: 12px 14px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.osa-verify-detail-label {
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--osa-muted);
}

.osa-verify-detail-value {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--osa-blue-900);
    word-break: break-word;
}

.osa-verify-contact {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: #f2f7fd;
    border-left: 3px solid var(--osa-amber);
    border-radius: 8px;
    padding: 12px 14px;
}

.osa-verify-contact i {
    color: var(--osa-blue-800);
    font-size: 1.1rem;
    margin-top: 2px;
}

.osa-verify-contact p {
    font-size: 0.85rem;
    color: #475569;
    line-height: 1.65;
}

.osa-verify-contact a {
    color: var(--osa-blue-700);
    font-weight: 600;
}

/* empty state */
.osa-verify-empty {
    background: linear-gradient(180deg, #ffffff 0%, #fbfcfe 100%);
    border: 1px dashed #cbd5e1;
    border-radius: 14px;
    padding: 46px 28px;
    text-align: center;
}

.osa-verify-empty i {
    font-size: 2.6rem;
    color: #c3d3ea;
    display: block;
    margin-bottom: 14px;
}

.osa-verify-empty h5 {
    color: var(--osa-blue-900);
    font-weight: 800;
    margin-bottom: 8px;
}

.osa-verify-empty p {
    font-size: 0.92rem;
    color: var(--osa-muted);
    max-width: 420px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ------------------------------------------------------------
   Legal pages (Terms & Conditions, Privacy Policy)
   ------------------------------------------------------------ */
.osa-legal-card {
    background: #ffffff;
    border: 1px solid #e6edf6;
    border-radius: 14px;
    box-shadow: 0 18px 44px -28px rgba(6, 44, 94, 0.35);
    padding: 40px 46px;
}

.osa-legal-updated {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--osa-muted);
    margin-bottom: 26px;
}

.osa-legal-h2 {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--osa-blue-900);
    margin: 30px 0 10px;
    padding-top: 8px;
    border-top: 1px solid #eef3f9;
}

.osa-legal-h2:first-of-type {
    border-top: none;
    margin-top: 0;
    padding-top: 0;
}

.osa-legal-card p {
    font-size: 0.95rem;
    color: var(--osa-ink);
    line-height: 1.75;
}

.osa-legal-card a {
    color: var(--osa-blue-700);
    font-weight: 600;
}

.osa-legal-card a:hover {
    color: var(--osa-blue-900);
    text-decoration: underline;
}

.osa-legal-list {
    padding-left: 20px;
    margin: 10px 0;
}

.osa-legal-list li {
    font-size: 0.95rem;
    color: var(--osa-ink);
    line-height: 1.75;
    margin-bottom: 6px;
}

@media (max-width: 575.98px) {
    .osa-legal-card {
        padding: 26px 22px;
    }
}

/* ------------------------------------------------------------
   About page
   ------------------------------------------------------------ */
.osa-about-lead {
    font-size: 1.05rem;
    line-height: 1.85;
    color: var(--osa-ink);
}

.osa-about-img {
    border-radius: 14px;
    box-shadow: 0 22px 48px -26px rgba(6, 44, 94, 0.45);
}

.osa-about-card {
    background: #ffffff;
    border: 1px solid #e8edf5;
    border-radius: 14px;
    box-shadow: 0 18px 44px -28px rgba(6, 44, 94, 0.35);
    padding: 30px 32px;
    height: 100%;
    position: relative;
}

.osa-about-card .osa-about-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    background: linear-gradient(120deg, #0b3a7a 0%, #062c5e 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--osa-amber);
    font-size: 1.5rem;
    margin-bottom: 18px;
}

.osa-about-card h5 {
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: 1px;
    color: var(--osa-blue-900);
    margin-bottom: 12px;
    text-transform: uppercase;
}

.osa-about-card p {
    font-size: 0.95rem;
    color: var(--osa-ink);
    line-height: 1.8;
    margin: 0;
}

.osa-about-feature {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    background: #f7fafd;
    border: 1px solid #eef3f9;
    border-radius: 10px;
    padding: 16px 18px;
    height: 100%;
}

.osa-about-feature i {
    font-size: 1.4rem;
    color: var(--osa-blue-700);
    margin-top: 2px;
    flex-shrink: 0;
}

.osa-about-feature strong {
    display: block;
    font-size: 0.95rem;
    color: var(--osa-blue-900);
    margin-bottom: 4px;
}

.osa-about-feature span {
    font-size: 0.85rem;
    color: var(--osa-muted);
    line-height: 1.6;
}

/* ------------------------------------------------------------
   Accreditation page
   ------------------------------------------------------------ */
.osa-accredit-card {
    padding: 10px 16px;
}

.osa-accredit-table thead th {
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    color: var(--osa-muted);
    border-bottom: 2px solid #eef3f9;
    padding: 14px 16px;
}

.osa-accredit-table tbody td {
    padding: 14px 16px;
    vertical-align: middle;
    color: var(--osa-ink);
    border-color: #f1f5fa;
    font-size: 0.92rem;
}

.osa-accredit-table tbody tr:hover td {
    background: #f7fafd;
}

.osa-accredit-name {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    color: var(--osa-blue-900);
}

.osa-accredit-name i {
    color: var(--osa-blue-700);
    font-size: 1.05rem;
}

.osa-accredit-email {
    color: var(--osa-blue-700);
    font-weight: 500;
}

.osa-accredit-email:hover {
    color: var(--osa-blue-900);
    text-decoration: underline;
}

.osa-atp-badge {
    display: inline-block;
    background: #eef4ff;
    color: var(--osa-blue-800);
    border: 1px solid #dbe7fb;
    border-radius: 20px;
    padding: 4px 14px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.osa-accredit-empty {
    padding: 60px 28px;
}

/* ------------------------------------------------------------
   Contact page
   ------------------------------------------------------------ */
.osa-contact-card p {
    margin-bottom: 2px;
    word-break: break-word;
}

.osa-contact-card a {
    color: var(--osa-blue-700);
    font-weight: 600;
}

.osa-contact-card a:hover {
    color: var(--osa-blue-900);
    text-decoration: underline;
}

.osa-contact-form-card {
    background: #ffffff;
    border: 1px solid #e8edf5;
    border-radius: 14px;
    box-shadow: 0 18px 44px -28px rgba(6, 44, 94, 0.35);
    padding: 40px 46px;
}

.osa-contact-label {
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--osa-blue-900);
}

.osa-contact-input {
    border: 1px solid #dbe3ef;
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 0.95rem;
    color: var(--osa-ink);
    background: #fbfcfe;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.osa-contact-input:focus {
    border-color: var(--osa-blue-700);
    box-shadow: 0 0 0 3px rgba(11, 74, 162, 0.12);
    background: #fff;
}

.osa-contact-textarea {
    min-height: 96px;
    resize: vertical;
}

.osa-contact-input.required-error {
    border-color: #dc3545;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.12);
}

.osa-contact-submit {
    padding: 12px 38px;
}

.osa-contact-success {
    border-radius: 8px;
}

@media (max-width: 575.98px) {
    .osa-contact-form-card {
        padding: 26px 22px;
    }
}

@media (max-width: 767.98px) {
    .osa-verify-result-head {
        flex-direction: column;
    }
}