/* Final responsive UI polish for public home and student dashboard. */

/* Header registration button must stay readable in every interaction state. */
.topbar .nav .header-register-button,
.topbar .nav .header-register-button:link,
.topbar .nav .header-register-button:visited,
.topbar .nav .header-register-button:hover,
.topbar .nav .header-register-button:focus,
.topbar .nav .header-register-button:focus-visible,
.topbar .nav .header-register-button:active {
    color: #ffffff !important;
    -webkit-text-fill-color: #ffffff !important;
}

.mobile-nav-backdrop {
    display: none;
}

.student-dashboard-section {
    scroll-margin-top: 104px;
}

.student-program-card,
.public-home-program-card {
    isolation: isolate;
}

.student-program-card-copy > strong,
.public-home-program-copy > strong {
    overflow-wrap: anywhere;
}

.student-mobile-navigation a:focus-visible,
.student-program-card:focus-visible,
.public-home-program-card:focus-visible,
.topbar .nav a:focus-visible,
.topbar .nav button:focus-visible {
    outline: 3px solid rgba(37, 99, 235, .28);
    outline-offset: 3px;
}

@media (max-width: 760px) {
    html {
        scroll-padding-top: 92px;
    }

    body.mobile-nav-open {
        overflow: hidden;
        touch-action: none;
    }

    .topbar {
        z-index: 120 !important;
    }

    .topbar .menu-button {
        position: relative;
        z-index: 124;
    }

    .topbar .menu-button[aria-expanded="true"] span:first-child {
        transform: translateY(7px) rotate(45deg);
    }

    .topbar .menu-button[aria-expanded="true"] span:nth-child(2) {
        opacity: 0;
    }

    .topbar .menu-button[aria-expanded="true"] span:last-child {
        transform: translateY(-7px) rotate(-45deg);
    }

    .topbar .menu-button span {
        transition: transform .2s ease, opacity .2s ease;
        transform-origin: center;
    }

    .topbar .menu-button[aria-expanded="true"] + .nav {
        display: grid !important;
        visibility: visible !important;
        opacity: 1 !important;
        pointer-events: auto !important;
        transform: translateY(0) !important;
    }

    .topbar .nav {
        position: absolute !important;
        z-index: 123 !important;
        top: calc(100% + 1px) !important;
        left: 0 !important;
        right: 0 !important;
        width: 100% !important;
        max-height: calc(100vh - 78px);
        overflow-y: auto;
        overscroll-behavior: contain;
        grid-template-columns: 1fr !important;
        align-items: stretch !important;
        gap: 5px !important;
        margin: 0 !important;
        border: 0 !important;
        border-top: 1px solid #e2e8f0 !important;
        border-radius: 0 0 24px 24px !important;
        padding: 18px max(20px, env(safe-area-inset-right)) calc(20px + env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left)) !important;
        background: rgba(255, 255, 255, .985) !important;
        box-shadow: 0 24px 44px rgba(15, 23, 42, .18) !important;
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        visibility: hidden;
        opacity: 0;
        pointer-events: none;
        transform: translateY(-8px);
        transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
    }

    .topbar .nav > a,
    .topbar .nav > form > button,
    .topbar .nav .link-button {
        width: 100% !important;
        min-height: 48px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: flex-start !important;
        gap: 10px !important;
        margin: 0 !important;
        border-radius: 14px !important;
        padding: 11px 15px !important;
        font-size: 15px !important;
        font-weight: 800 !important;
        text-align: left !important;
    }

    .topbar .nav > a:not(.button),
    .topbar .nav .link-button {
        color: #172554 !important;
        background: transparent !important;
    }

    .topbar .nav > a:not(.button):hover,
    .topbar .nav > a:not(.button).active,
    .topbar .nav .link-button:hover {
        background: #f1f5f9 !important;
        color: #0b5ed7 !important;
    }

    .topbar .nav .header-register-button {
        justify-content: center !important;
        background: linear-gradient(135deg, #1681ed, #0959cc) !important;
        color: #ffffff !important;
        -webkit-text-fill-color: #ffffff !important;
        box-shadow: 0 13px 28px rgba(11, 94, 215, .24) !important;
    }

    .topbar .nav .languages {
        width: 100%;
        display: flex !important;
        align-items: center;
        justify-content: flex-start;
        gap: 6px;
        margin-top: 9px;
        border-top: 1px solid #e2e8f0;
        padding-top: 14px;
    }

    .topbar .nav .languages form {
        margin: 0;
    }

    .topbar .nav .languages .lang {
        min-width: 52px;
        min-height: 42px;
        border-radius: 12px;
        font-size: 13px;
        font-weight: 800;
    }

    .mobile-nav-backdrop:not([hidden]) {
        position: fixed;
        z-index: 119;
        inset: 0;
        display: block;
        width: 100%;
        height: 100%;
        border: 0;
        padding: 0;
        background: rgba(15, 23, 42, .34);
        backdrop-filter: blur(2px);
        -webkit-backdrop-filter: blur(2px);
        cursor: default;
    }

    .student-shell .page {
        padding-bottom: calc(104px + env(safe-area-inset-bottom)) !important;
    }

    .student-shell .site-footer {
        margin-bottom: calc(76px + env(safe-area-inset-bottom)) !important;
    }

    .student-mobile-navigation {
        z-index: 110 !important;
        left: max(8px, env(safe-area-inset-left)) !important;
        right: max(8px, env(safe-area-inset-right)) !important;
        bottom: max(8px, env(safe-area-inset-bottom)) !important;
        min-height: 68px !important;
        grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
        padding: 7px !important;
        border-radius: 22px !important;
        background: rgba(255, 255, 255, .98) !important;
        box-shadow: 0 18px 46px rgba(15, 23, 42, .24) !important;
    }

    .student-mobile-navigation a {
        min-height: 54px;
        gap: 3px !important;
        border-radius: 15px !important;
        padding: 4px 2px;
        transition: color .16s ease, background .16s ease, transform .16s ease;
    }

    .student-mobile-navigation a:active {
        transform: scale(.96);
    }

    .student-mobile-navigation a.is-active {
        color: #0b5ed7 !important;
        background: #eaf3ff !important;
    }

    .student-mobile-navigation a.is-active .ui-icon {
        stroke-width: 2.5;
    }

    .student-mobile-navigation span {
        font-size: clamp(7px, 2.2vw, 10px) !important;
        line-height: 1.15;
    }

    .student-dashboard-section {
        scroll-margin-top: 92px;
    }

    .student-program-card,
    .public-home-program-card {
        width: 100%;
        overflow: hidden;
    }

    .student-program-card-copy,
    .public-home-program-copy {
        min-width: 0;
    }

    .student-program-card-copy > strong,
    .public-home-program-copy > strong {
        -webkit-line-clamp: 3;
        font-size: clamp(13px, 4vw, 16px) !important;
    }

    .public-home-intro,
    .public-home-program-card,
    .public-home-actions {
        max-width: 100%;
    }
}

@media (max-width: 390px) {
    .topbar .nav {
        padding-left: 14px !important;
        padding-right: 14px !important;
    }

    .student-mobile-navigation {
        left: 5px !important;
        right: 5px !important;
        border-radius: 19px !important;
    }

    .student-mobile-navigation span {
        font-size: 7px !important;
    }
}

@media (prefers-reduced-motion: reduce) {
    .topbar .nav,
    .topbar .menu-button span,
    .student-mobile-navigation a,
    .student-program-card,
    .public-home-program-card {
        transition: none !important;
        scroll-behavior: auto !important;
    }
}

/* Login submit content must remain optically centered as one group. */
.auth-card form[action*="/login"] .button.full,
.auth-card form[action$="login"] .button.full {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 12px !important;
    text-align: center !important;
}

.auth-card form[action*="/login"] .button.full > .ui-icon,
.auth-card form[action$="login"] .button.full > .ui-icon {
    margin: 0 !important;
    flex: 0 0 auto !important;
    transform: none !important;
}

@media (max-width: 760px) {
    /* On admin pages the hamburger belongs to the dark admin sidebar.
       Never open the public white navigation panel over that sidebar. */
    body.admin-shell .topbar .menu-button[aria-expanded="true"] + .nav,
    body.admin-shell .topbar .nav {
        display: none !important;
        visibility: hidden !important;
        opacity: 0 !important;
        pointer-events: none !important;
        transform: none !important;
    }

    body.admin-shell .mobile-nav-backdrop,
    body.admin-shell .mobile-nav-backdrop:not([hidden]) {
        display: none !important;
    }

    body.admin-shell.mobile-nav-open {
        overflow: auto !important;
        touch-action: auto !important;
    }
}