/* ── SONUS Brand Colors ── */
:root {
    --bs-primary: #f47920;
    --bs-primary-rgb: 244, 121, 32;
    --bs-link-color: #f47920;
    --bs-link-hover-color: #d4671a;
    --bs-link-color-rgb: 244, 121, 32;
}

/* Override Bootstrap's .btn-primary */
.btn-primary {
    --bs-btn-bg: #f47920;
    --bs-btn-border-color: #f47920;
    --bs-btn-hover-bg: #d4671a;
    --bs-btn-hover-border-color: #c45f17;
    --bs-btn-active-bg: #c45f17;
    --bs-btn-active-border-color: #b55614;
    --bs-btn-focus-shadow-rgb: 244, 121, 32;
    --bs-btn-disabled-bg: #f47920;
    --bs-btn-disabled-border-color: #f47920;
}

/* Override .btn-outline-primary */
.btn-outline-primary {
    --bs-btn-color: #f47920;
    --bs-btn-border-color: #f47920;
    --bs-btn-hover-bg: #f47920;
    --bs-btn-hover-border-color: #d4671a;
    --bs-btn-active-bg: #d4671a;
    --bs-btn-active-border-color: #c45f17;
}

/* Override progress bar color */
.progress-bar {
    background-color: #f47920 !important;
}

/* Override badge primary */
.badge.bg-primary {
    background-color: #f47920 !important;
}

/* Keep navbar links white (not orange) */
.navbar-dark a.nav-link,
.navbar-dark .navbar-brand {
    color: rgba(255, 255, 255, 0.85) !important;
}
.navbar-dark a.nav-link:hover,
.navbar-dark .navbar-brand:hover {
    color: #fff !important;
}

/* LMS Custom Styles */

body {
    background-color: #f8f9fa;
}

.course-card {
    transition: transform 0.15s ease;
}
.course-card:hover {
    transform: translateY(-2px);
}

/* Lesson sidebar */
.nav-pills .nav-link {
    color: #495057;
    border-radius: 4px;
}
.nav-pills .nav-link.active {
    background-color: #f47920;
    color: white;
}
.nav-pills .nav-link:not(.active):hover {
    background-color: #e9ecef;
}

/* Video player */
video {
    background: #000;
    width: 100%;
}

/* Lesson text content */
.lesson-text-content {
    line-height: 1.8;
    font-size: 1.05rem;
}
.lesson-text-content h2,
.lesson-text-content h3,
.lesson-text-content h4 {
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}
.lesson-text-content pre {
    background: #f1f3f5;
    padding: 1rem;
    border-radius: 6px;
    overflow-x: auto;
}
.lesson-text-content code {
    background: #f1f3f5;
    padding: 2px 6px;
    border-radius: 3px;
}

/* Quiz */
.form-check {
    padding-top: 4px;
    padding-bottom: 4px;
}

/* S3 browser key copy */
.s3-key:hover {
    background-color: #e9ecef;
    border-radius: 3px;
}

/* Progress bar animation */
.progress-bar {
    transition: width 0.6s ease;
}

/* Card hover for admin */
.table-hover tbody tr:hover {
    cursor: pointer;
}

/* Responsive video */
@media (max-width: 768px) {
    .ratio-16x9 {
        margin-left: -12px;
        margin-right: -12px;
        border-radius: 0 !important;
    }
}

/* ── Mobile Responsiveness ── */

/* Touch-friendly quiz inputs (phones + small tablets) */
@media (max-width: 767px) {
    .form-check {
        padding-top: 0.5rem;
        padding-bottom: 0.5rem;
        min-height: 44px;
        display: flex;
        align-items: center;
    }
    .form-check-input {
        width: 1.25em;
        height: 1.25em;
        margin-top: 0;
        flex-shrink: 0;
    }
    .form-check-label {
        padding-left: 0.25rem;
    }
}

/* Tablet + phone: touch-friendly tap targets */
@media (max-width: 767px) {
    /* Min 44px tap targets for all interactive elements */
    .btn {
        min-height: 44px;
        padding-top: 0.5rem;
        padding-bottom: 0.5rem;
    }
    .btn-sm {
        min-height: 38px;
    }
    .nav-link {
        min-height: 44px;
        display: flex;
        align-items: center;
    }
    .list-group-item a {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
    }

    /* Quiz submit full-width */
    .btn-lg[type="submit"] {
        width: 100%;
    }

    /* Admin dashboard: stat cards 3-across even on tablets */
    .admin-stats .col-md-4 {
        flex: 0 0 33.333%;
        max-width: 33.333%;
    }

    /* Admin action buttons: wrap nicely */
    .admin-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    .admin-actions .btn {
        flex: 1 1 auto;
        min-width: 140px;
        text-align: center;
    }

    /* Login card: reduce side padding */
    .login-card .card-body {
        padding: 1.25rem !important;
    }
}

/* Phone-specific overrides */
@media (max-width: 575px) {
    /* Notification dropdown: full-width on mobile */
    #notificationDropdown {
        min-width: auto !important;
        width: 100vw;
        position: fixed !important;
        left: 0 !important;
        right: 0;
        top: 56px;
        border-radius: 0;
        max-height: 70vh;
    }

    /* Preview banner: wrap controls */
    .preview-banner {
        display: flex !important;
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.25rem 0.5rem;
    }
    .preview-banner .btn,
    .preview-banner .btn-group {
        margin-left: 0.25rem !important;
        margin-right: 0.25rem !important;
    }

    /* Truncate username in navbar */
    .navbar .nav-link-username {
        max-width: 120px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        display: inline-block;
    }

    /* Breadcrumbs: scroll instead of wrap */
    .breadcrumb {
        font-size: 0.85rem;
        flex-wrap: nowrap;
        overflow-x: auto;
        white-space: nowrap;
        -webkit-overflow-scrolling: touch;
    }
    .breadcrumb-item {
        flex-shrink: 0;
    }

    /* Lesson prev/next: stack vertically */
    .lesson-nav {
        flex-direction: column;
        align-items: stretch !important;
        gap: 0.5rem;
        text-align: center;
    }
    .lesson-nav .btn {
        width: 100%;
    }

    /* Course detail: wrap progress row */
    .course-progress-row {
        flex-wrap: wrap;
    }
    .course-progress-row .progress {
        width: 100%;
    }
    .course-progress-row .btn {
        width: 100%;
    }

    /* Admin dashboard: stack stat cards */
    .admin-stats .col-md-4 {
        flex: 0 0 100%;
        max-width: 100%;
    }

    /* Admin action buttons: full-width stack */
    .admin-actions .btn {
        width: 100%;
        min-width: unset;
    }

    /* Quiz/assignment bottom nav: full-width buttons */
    .quiz-nav .btn,
    .assignment-nav .btn {
        width: 100%;
    }
    .quiz-nav,
    .assignment-nav {
        flex-direction: column;
        gap: 0.5rem;
    }

    /* Login card: tighter on tiny screens */
    .login-card .card-body {
        padding: 1rem !important;
    }

    /* Tables: slightly smaller text */
    .table-responsive table {
        font-size: 0.875rem;
    }

    /* Container: reduce side padding on phones */
    main.container {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
}