/*
 * app.css — Mega-Site Component & Page Styles
 *
 * Load order in App.razor:
 *   1. bootstrap.min.css     — framework base
 *   2. css/theme.css         — ALL design tokens (--ms-*, --bs-* overrides)
 *   3. app.css               — THIS FILE: component styles using those tokens
 *   4. MegaWebSite.styles.css— Blazor scoped CSS (auto-generated)
 *
 * Rule: Do NOT hardcode any color, font, size, or spacing value here.
 *       Always reference a variable from theme.css  → var(--ms-*)
 */


/* =============================================================================
   NAVBAR  (.ms-navbar)
   Reference: Bootstrap "headers" example — dark, compact, flat
   ============================================================================= */

.ms-navbar {
    /* Google Enterprise Header: Pure White with hairline border */
    background-color: #ffffff;
    min-height:       var(--ms-navbar-height);   /* 60px from theme.css */
    padding-top:      0;
    padding-bottom:   0;
    border-bottom:    1px solid var(--ms-border-default);
    box-shadow:       0 1px 2px 0 rgba(60, 64, 67, 0.08);
}

/* --- Logo box (small square icon container, like Google App icon) -------- */
.ms-logo-box {
    width:            32px;
    height:           32px;
    background-color: var(--ms-blue-600);        /* Google Blue #1A73E8       */
    border-radius:    var(--ms-radius-md);        /* 8px Google shape          */
    flex-shrink:      0;
    transition: background-color var(--ms-duration-base) var(--ms-ease-out);
}

.ms-logo-box:hover,
.navbar-brand:hover .ms-logo-box {
    background-color: var(--ms-blue-700);
}

.ms-logo-box img {
    width:  20px;
    height: 20px;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

/* --- Brand / site name ----------------------------------------------------- */
.ms-brand-name {
    font-size:      1.125rem;
    font-weight:    600;
    color:          var(--ms-text-heading);      /* #202124                   */
    letter-spacing: -0.01em;
}

/* --- Nav links ------------------------------------------------------------- */
.ms-nav-link {
    color:          var(--ms-text-muted) !important;  /* #5F6368              */
    font-size:      var(--ms-text-sm);
    font-weight:    500;
    padding:        0.42rem 0.95rem !important;
    line-height:    normal;
    border-radius:  var(--ms-radius-full);       /* Google Search Pill Style  */
    transition: all var(--ms-duration-base) var(--ms-ease-out);
}

.ms-nav-link:hover,
.ms-nav-link:focus {
    color:            var(--ms-text-heading) !important;
    background-color: #f1f3f4;
}

/* Active route — Google Blue on subtle blue pill */
.ms-nav-active {
    color:            var(--ms-blue-600) !important;
    background-color: var(--ms-blue-50) !important;   /* #E8F0FE               */
    font-weight:      600 !important;
}

/* Remove Bootstrap's default focus shadow on toggler */
.navbar-toggler:focus {
    box-shadow: var(--ms-shadow-focus);
}

/* Mobile: restore normal padding when links stack vertically */
@media (max-width: 991.98px) {
    .ms-nav-link {
        line-height:    var(--ms-leading-normal);
        padding-top:    0.5rem !important;
        padding-bottom: 0.5rem !important;
    }

    #megaNav {
        border-top: 1px solid var(--ms-border-light);
        margin-top: 0.5rem;
        padding-top: 0.5rem;
        padding-bottom: 0.75rem;
    }
}

/* --- Login / Signup button in navbar -------------------------------------- */
.ms-btn-auth {
    background-color: var(--ms-blue-600);        /* Google Blue #1A73E8       */
    color:            #ffffff !important;
    font-size:        var(--ms-text-sm);
    font-weight:      500;
    padding:          0.45rem 1.15rem;
    border-radius:    var(--ms-radius-md);       /* 8px                       */
    border:           none;
    box-shadow:       0 1px 2px 0 rgba(60, 64, 67, 0.3);
    transition:       background-color var(--ms-duration-base) var(--ms-ease-out),
                      box-shadow var(--ms-duration-base) var(--ms-ease-out);
    text-decoration:  none;
    white-space:      nowrap;
}

.ms-btn-auth:hover {
    background-color: var(--ms-blue-700);        /* #174EA6                   */
    box-shadow:       0 1px 3px 1px rgba(60, 64, 67, 0.15);
    color:            #ffffff !important;
}

.ms-btn-auth:active {
    background-color: var(--ms-blue-800);
}


/* =============================================================================
   MAIN CONTENT  (.ms-main)
   ============================================================================= */

.ms-main {
    /* Ensure footer is always pushed to bottom even on short pages */
    min-height: calc(100vh - var(--ms-navbar-height) - 280px);
    background-color: var(--ms-bg-page);
}


/* =============================================================================
   FOOTER  (.ms-footer)
   Reference: Bootstrap "footers" example — 4-col + bottom bar + social icons
   ============================================================================= */

.ms-footer {
    background-color: var(--ms-blue-950);        /* Same dark as navbar       */
    color:            rgba(255, 255, 255, 0.55);
}

/* --- Column headings (bold white — "Section" in the example) --------------- */
.ms-footer-heading {
    color:          #ffffff;
    font-size:      var(--ms-text-sm);
    font-weight:    var(--ms-weight-semibold);
    letter-spacing: var(--ms-tracking-wider);
    text-transform: uppercase;
    margin-bottom:  var(--ms-space-3);
}

/* --- Link lists ------------------------------------------------------------ */
.ms-footer-links {
    display:        flex;
    flex-direction: column;
    gap:            var(--ms-space-2);
}

.ms-footer-links a {
    color:           rgba(255, 255, 255, 0.55);
    text-decoration: none;
    font-size:       var(--ms-text-sm);
    transition:      color var(--ms-duration-base) var(--ms-ease-out);
}

.ms-footer-links a:hover {
    color: #ffffff;
}

/* --- Newsletter column ----------------------------------------------------- */
.ms-footer-muted {
    color:       rgba(255, 255, 255, 0.50);
    line-height: var(--ms-leading-relaxed);
}

.ms-footer-input {
    background-color: rgba(255, 255, 255, 0.08);
    border:           1px solid rgba(255, 255, 255, 0.15);
    color:            #ffffff;
    font-size:        var(--ms-text-sm);
    border-radius:    var(--ms-radius-md);
    transition:       border-color var(--ms-duration-base) var(--ms-ease-out),
                      background-color var(--ms-duration-base) var(--ms-ease-out);
}

.ms-footer-input::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.ms-footer-input:focus {
    background-color: rgba(255, 255, 255, 0.12);
    border-color:     var(--ms-blue-500);
    color:            #ffffff;
    box-shadow:       var(--ms-shadow-focus);
    outline:          none;
}

.ms-footer-subscribe-btn {
    background-color: var(--ms-blue-600);        /* Brand primary #336699     */
    border:           none;
    color:            #ffffff;
    font-size:        var(--ms-text-sm);
    font-weight:      var(--ms-weight-medium);
    border-radius:    var(--ms-radius-md);
    padding-left:     var(--ms-space-4);
    padding-right:    var(--ms-space-4);
    transition:       background-color var(--ms-duration-base) var(--ms-ease-out);
}

.ms-footer-subscribe-btn:hover {
    background-color: var(--ms-blue-500);
    color: #ffffff;
}

/* --- Divider --------------------------------------------------------------- */
.ms-footer-divider {
    border-color: rgba(255, 255, 255, 0.10);
    margin:       0;
}

/* --- Bottom bar ------------------------------------------------------------ */
.ms-footer-copyright {
    color: rgba(255, 255, 255, 0.45);
}

/* --- Social icons ---------------------------------------------------------- */
.ms-social-link {
    color:      rgba(255, 255, 255, 0.50);
    transition: color var(--ms-duration-base) var(--ms-ease-out);
    line-height: 1;
}

.ms-social-link:hover {
    color: #ffffff;
}

.ms-social-link svg {
    display: block;        /* Remove inline-block gap */
}


/* =============================================================================
   AUTH PAGES  (.ms-auth-card, .ms-btn-oauth)
   ============================================================================= */

.ms-auth-card {
    background-color: var(--ms-bg-card);
    border-radius:    var(--ms-radius-xl);
    border:           1px solid var(--ms-border-light);
    box-shadow:       var(--ms-shadow-lg);
}

.ms-btn-oauth {
    background-color: #ffffff;
    border:           1px solid var(--ms-border-default);
    color:            var(--ms-gray-800);
    border-radius:    var(--ms-radius-md);
    font-size:        var(--ms-text-sm);
    box-shadow:       var(--ms-shadow-xs);
    transition:       all var(--ms-duration-base) var(--ms-ease-out);
}

.ms-btn-oauth:hover {
    background-color: var(--ms-blue-50);
    border-color:     var(--ms-blue-300);
    color:            var(--ms-blue-700);
    box-shadow:       var(--ms-shadow-sm);
    transform:        translateY(-1px);
}

.ms-auth-note {
    background-color: var(--ms-blue-50);
    border-left:      3px solid var(--ms-blue-600);
}


/* =============================================================================
   CONTACT PAGE  (.ms-contact-card, .ms-form-control, .ms-btn-submit)
   ============================================================================= */

.ms-contact-card,
.ms-contact-info-card {
    background-color: var(--ms-bg-card);
    border-radius:    var(--ms-radius-xl);
    border:           1px solid var(--ms-border-light);
}

.ms-form-control {
    border:        1px solid var(--ms-border-default);
    border-radius: var(--ms-radius-md);
    font-size:     var(--ms-text-sm);
    padding:       0.6rem 0.85rem;
    transition:    border-color var(--ms-duration-base) var(--ms-ease-out),
                   box-shadow var(--ms-duration-base) var(--ms-ease-out);
}

.ms-form-control:focus {
    border-color: var(--ms-blue-500);
    box-shadow:   var(--ms-shadow-focus);
}

.ms-btn-submit {
    background-color: var(--ms-blue-600);
    border-color:     var(--ms-blue-600);
    font-weight:      var(--ms-weight-semibold);
    border-radius:    var(--ms-radius-md);
    transition:       all var(--ms-duration-base) var(--ms-ease-out);
}

.ms-btn-submit:hover {
    background-color: var(--ms-blue-700);
    border-color:     var(--ms-blue-700);
    transform:        translateY(-1px);
    box-shadow:       var(--ms-shadow-sm);
}

.ms-info-icon-box {
    width:            38px;
    height:           38px;
    background-color: var(--ms-blue-100);
    color:            var(--ms-blue-600);
    flex-shrink:      0;
}


/* =============================================================================
   HOME PAGE & ADSENSE PLACEHOLDERS
   ============================================================================= */

/* Dummy AdSense Unit */
.ms-ad-container {
    background-color: #EDF2F9;
    border: 1.5px dashed #CBD5E1;
    border-radius: var(--ms-radius-md);
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.ms-ad-label {
    font-size: 0.65rem;
    letter-spacing: var(--ms-tracking-widest);
    color: var(--ms-blue-700);
    text-transform: uppercase;
    font-weight: var(--ms-weight-semibold);
}

.ms-ad-leaderboard {
    min-height: 90px;
}

.ms-ad-rectangle {
    min-height: 250px;
}

.ms-ad-infeed {
    min-height: 110px;
}

/* --- Google Material 3 Crisp Universal Card Styling --- */
.card {
    border: 1px solid var(--ms-border-default) !important;
    border-radius: var(--ms-radius-lg);
    background-color: #ffffff;
    box-shadow: 0 1px 2px 0 rgba(60, 64, 67, 0.08);
    transition: box-shadow var(--ms-duration-base) var(--ms-ease-out),
                border-color var(--ms-duration-base) var(--ms-ease-out),
                transform var(--ms-duration-base) var(--ms-ease-out);
}

/* Distinct Top Ribbons / Google Accent Borders */
.ms-card-accent-primary {
    border-top: 3px solid var(--ms-blue-600) !important;
}

.ms-card-accent-danger {
    border-top: 3px solid var(--ms-color-danger) !important;
}

.ms-card-accent-success {
    border-top: 3px solid var(--ms-color-success) !important;
}

.ms-card-accent-warning {
    border-top: 3px solid var(--ms-color-warning) !important;
}

.ms-card-accent-info {
    border-top: 3px solid var(--ms-color-accent) !important;
}

/* Section Header Visual Anchor (Vertical Google Blue accent bar) */
.ms-section-header {
    border-left: 4px solid var(--ms-blue-600);
    padding-left: 0.85rem;
}

/* Featured Spotlight Carousel Card */
.ms-spotlight-card {
    border: 1px solid var(--ms-border-default) !important;
    border-top: 4px solid var(--ms-blue-600) !important;
    box-shadow: 0 2px 8px 0 rgba(60, 64, 67, 0.12) !important;
    background-color: #FFFFFF;
}

/* Google Search-Style Filter Chips */
.ms-chip {
    display: inline-flex;
    align-items: center;
    background-color: #ffffff;
    border: 1px solid var(--ms-border-default);
    color: var(--ms-text-body);
    font-size: var(--ms-text-sm);
    font-weight: 500;
    padding: 0.35rem 0.85rem;
    border-radius: var(--ms-radius-full);
    text-decoration: none;
    transition: all var(--ms-duration-base) var(--ms-ease-out);
}

.ms-chip:hover {
    background-color: #f1f3f4;
    color: var(--ms-text-heading);
    border-color: var(--ms-border-strong);
}

.ms-chip-active {
    background-color: var(--ms-blue-50) !important;
    border-color: var(--ms-blue-600) !important;
    color: var(--ms-blue-600) !important;
    font-weight: 600 !important;
}

/* Quiz Carousel option item (Google Forms Card) */
.ms-quiz-option {
    border: 1px solid var(--ms-border-default);
    border-radius: var(--ms-radius-md);
    padding: 0.75rem 1rem;
    transition: all var(--ms-duration-base) var(--ms-ease-out);
    cursor: pointer;
    background-color: #FFFFFF;
    color: var(--ms-text-body);
}

.ms-quiz-option:hover {
    border-color: var(--ms-blue-600);
    background-color: #f8fafd;
    box-shadow: var(--ms-shadow-xs);
}

/* Card hover elevations (Google Elevation 1 -> 2) */
.ms-card-hover {
    transition: transform var(--ms-duration-base) var(--ms-ease-out),
                box-shadow var(--ms-duration-base) var(--ms-ease-out),
                border-color var(--ms-duration-base) var(--ms-ease-out);
}

.ms-card-hover:hover {
    transform: translateY(-2px);
    border-color: var(--ms-border-default) !important;
    box-shadow: 0 1px 3px 0 rgba(60, 64, 67, 0.2), 0 4px 8px 3px rgba(60, 64, 67, 0.1) !important;
}

/* --- Google Enterprise Article & Content Styling (Zero horizontal overflow + Crisp Borders) --- */
.article-content,
.ms-content-preview,
.ms-article-content {
    word-break: break-word;
    overflow-wrap: break-word;
    line-height: 1.8;
    color: var(--ms-text-body);
    font-size: 1rem;
}

/* Headings inside content */
.article-content h2,
.ms-content-preview h2,
.ms-article-content h2 {
    color: var(--ms-text-heading);
    font-weight: 700;
    font-size: 1.5rem;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    line-height: 1.35;
    letter-spacing: -0.02em;
}

.article-content h3,
.ms-content-preview h3,
.ms-article-content h3 {
    color: var(--ms-text-heading);
    font-weight: 600;
    font-size: 1.25rem;
    margin-top: 1.75rem;
    margin-bottom: 0.65rem;
    line-height: 1.4;
    letter-spacing: -0.01em;
}

.article-content h4,
.ms-content-preview h4,
.ms-article-content h4 {
    color: var(--ms-text-heading);
    font-weight: 600;
    font-size: 1.1rem;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.article-content p,
.ms-content-preview p,
.ms-article-content p {
    margin-bottom: 1.25rem;
    line-height: 1.8;
}

/* --- Enterprise Tables with Crisp Google Hairline Borders (#DADCE0) --- */
.article-content table,
.ms-content-preview table,
.ms-article-content table {
    width: 100% !important;
    max-width: 100% !important;
    margin-top: 1.5rem !important;
    margin-bottom: 1.75rem !important;
    border-collapse: separate !important;
    border-spacing: 0 !important;
    border: 1px solid var(--ms-border-default) !important; /* Crisp 1px #DADCE0 border */
    border-radius: 8px !important;
    overflow: hidden !important;
    background-color: #ffffff !important;
    box-shadow: 0 1px 3px 0 rgba(60, 64, 67, 0.08) !important;
}

/* Table Header */
.article-content table th,
.ms-content-preview table th,
.ms-article-content table th,
.article-content table thead tr th,
.ms-content-preview table thead tr th,
.ms-article-content table thead tr th {
    background-color: #f8fafd !important; /* Google light surface tint */
    color: var(--ms-text-heading) !important;  /* #202124 */
    font-weight: 600 !important;
    font-size: 0.88rem !important;
    letter-spacing: 0.01em !important;
    padding: 0.75rem 1rem !important;
    border-bottom: 2px solid var(--ms-border-default) !important;
    border-right: 1px solid var(--ms-border-default) !important;
    text-align: left !important;
    vertical-align: middle !important;
}

.article-content table th:last-child,
.ms-content-preview table th:last-child,
.ms-article-content table th:last-child,
.article-content table thead tr th:last-child,
.ms-content-preview table thead tr th:last-child,
.ms-article-content table thead tr th:last-child {
    border-right: none !important;
}

/* Table Cells */
.article-content table td,
.ms-content-preview table td,
.ms-article-content table td,
.article-content table tbody tr td,
.ms-content-preview table tbody tr td,
.ms-article-content table tbody tr td {
    padding: 0.75rem 1rem !important;
    border-bottom: 1px solid var(--ms-border-default) !important; /* Visible #DADCE0 gridline */
    border-right: 1px solid var(--ms-border-default) !important;
    color: var(--ms-text-body) !important;  /* #3C4043 */
    font-size: 0.9rem !important;
    line-height: 1.6 !important;
    vertical-align: top !important;
    background-color: #ffffff;
}

.article-content table td:last-child,
.ms-content-preview table td:last-child,
.ms-article-content table td:last-child,
.article-content table tbody tr td:last-child,
.ms-content-preview table tbody tr td:last-child,
.ms-article-content table tbody tr td:last-child {
    border-right: none !important;
}

.article-content table tbody tr:last-child td,
.ms-content-preview table tbody tr:last-child td,
.ms-article-content table tbody tr:last-child td {
    border-bottom: none !important;
}

/* Subtle Row Striping */
.article-content table tbody tr:nth-of-type(even) td,
.ms-content-preview table tbody tr:nth-of-type(even) td,
.ms-article-content table tbody tr:nth-of-type(even) td {
    background-color: #fcfdfe !important;
}

/* Row Hover Highlight */
.article-content table tbody tr:hover td,
.ms-content-preview table tbody tr:hover td,
.ms-article-content table tbody tr:hover td {
    background-color: #f1f3f4 !important;
}

/* Responsive Table Wrapper */
.article-content .table-responsive,
.ms-content-preview .table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-bottom: 1.5rem;
}

/* Blockquotes & Callout Boxes */
.article-content blockquote,
.ms-content-preview blockquote,
.ms-article-content blockquote {
    border-left: 4px solid var(--ms-blue-600) !important;
    border-top: 1px solid var(--ms-border-light) !important;
    border-right: 1px solid var(--ms-border-light) !important;
    border-bottom: 1px solid var(--ms-border-light) !important;
    border-radius: 0 8px 8px 0 !important;
    background-color: #f8fafd !important;
    padding: 1rem 1.25rem !important;
    margin: 1.5rem 0 !important;
    color: var(--ms-text-body) !important;
    font-style: normal !important;
}

.article-content blockquote p:last-child,
.ms-content-preview blockquote p:last-child,
.ms-article-content blockquote p:last-child {
    margin-bottom: 0 !important;
}

/* Highlight / Alert boxes inside content */
.article-content .alert,
.ms-content-preview .alert,
.ms-article-content .alert {
    border-radius: 8px !important;
    border: 1px solid var(--ms-border-default) !important;
    border-left-width: 4px !important;
    padding: 1rem 1.25rem !important;
    margin: 1.5rem 0 !important;
}

/* Lists */
.article-content ul,
.ms-content-preview ul,
.ms-article-content ul,
.article-content ol,
.ms-content-preview ol,
.ms-article-content ol {
    padding-left: 1.5rem;
    margin-bottom: 1.25rem;
}

.article-content li,
.ms-content-preview li,
.ms-article-content li {
    margin-bottom: 0.5rem;
    line-height: 1.7;
}

/* Pre / Code */
.article-content pre,
.ms-content-preview pre,
.ms-article-content pre {
    white-space: pre-wrap !important;
    word-break: break-word !important;
    overflow-x: hidden !important;
    max-width: 100% !important;
    background-color: #f8f9fa !important;
    border: 1px solid var(--ms-border-default) !important;
    border-radius: 8px !important;
    padding: 1rem !important;
    font-size: 0.88rem !important;
    margin: 1.25rem 0 !important;
}

.article-content code,
.ms-content-preview code,
.ms-article-content code {
    background-color: #f1f3f4;
    border: 1px solid var(--ms-border-light);
    border-radius: 4px;
    padding: 0.15rem 0.35rem;
    font-size: 0.88em;
    color: var(--ms-blue-700);
}

/* Images */
.article-content img,
.ms-content-preview img,
.ms-article-content img {
    max-width: 100% !important;
    height: auto !important;
    border: 1px solid var(--ms-border-default) !important;
    border-radius: 8px !important;
    box-shadow: 0 1px 3px rgba(60, 64, 67, 0.1) !important;
    margin: 1.25rem 0 !important;
}


/* =============================================================================
   BLAZOR ERROR OVERLAY  (required by framework — do not remove)
   ============================================================================= */

#blazor-error-ui {
    color-scheme: light only;
    background:   lightyellow;
    bottom:       0;
    box-shadow:   0 -1px 2px rgba(0, 0, 0, 0.2);
    box-sizing:   border-box;
    display:      none;
    left:         0;
    padding:      0.6rem 1.25rem 0.7rem 1.25rem;
    position:     fixed;
    width:        100%;
    z-index:      var(--ms-z-toast);
}

#blazor-error-ui .dismiss {
    cursor:   pointer;
    position: absolute;
    right:    0.75rem;
    top:      0.5rem;
}