/*
Copyright © 2026 William "Bill" Conroy. All rights reserved.
*/
:root {
    --demo-ink: #0B1D3A;        /* BCA Navy */
    --demo-accent: #EE7023;     /* Alliance Orange */
    --demo-accent-soft: rgba(238, 112, 35, 0.1);
    --demo-warning: #D52134;    /* Crimson Red */
    --demo-border: #d3dde6;
    --demo-surface: #ffffff;
    --demo-muted: #5e6b78;
}

body {
    background: linear-gradient(180deg, #f7fafc 0%, #eef4f8 100%);
    color: var(--demo-ink);
}

.page-shell {
    margin: 0 auto;
    max-width: none;
    padding: 0;
    width: min(1180px, calc(100% - 32px));
}

.demo-banner {
    background: #061124;
    color: #fff;
    font-size: 0.95rem;
    padding: 0.6rem 0;
}

.demo-banner .page-shell,
.header-row,
.utility-nav,
.action-row {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: space-between;
}

.demo-banner .page-shell {
    justify-content: flex-start;
    row-gap: 0.35rem;
}

.app-header {
    background: #F3F4F6; /* Clean Silver/Light Gray */
    border-bottom: 1px solid #D1D5DB; /* Slate border */
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(10px);
    padding: 0.8rem 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.brand-link {
    font-family: 'Montserrat', sans-serif;
    color: #1F2937; /* Dark text */
    font-size: 1.4rem;
    font-weight: 800;
    text-decoration: none;
    transition: color 0.2s ease;
}

.brand-link:hover {
    color: #EE7023; /* Alliance Orange */
}

.brand-subtitle {
    color: #4B5563; /* Dark gray text */
    margin: 0.15rem 0 0;
    font-size: 0.85rem;
}

.utility-nav {
    flex-wrap: wrap;
    justify-content: flex-end;
}

.utility-nav a,
.sidebar-nav a,
.button {
    border-radius: 999px;
    padding: 0.55rem 0.95rem;
    text-decoration: none;
    transition: 0.2s ease;
}

.sidebar-nav a {
    color: var(--demo-ink);
}

.sidebar-nav a:hover {
    background: var(--demo-accent-soft);
    color: var(--demo-accent);
    transform: translateY(-1px);
}

/* Navigation bar specific link colors for high contrast and readability */
.utility-nav a {
    color: #1F2937; /* Dark Text */
    font-weight: 600;
    display: inline-block;
}

.utility-nav a:hover {
    background: rgba(0, 0, 0, 0.05);
    color: #EE7023; /* Alliance Orange */
    transform: translateY(-1px);
}

.teacher-shell,
.app-shell {
    display: grid;
    gap: 1.25rem;
    grid-template-columns: minmax(0, 260px) minmax(0, 1fr);
    align-items: start;
    padding-bottom: 2rem;
    padding-top: 1.25rem;
}

.page-content-shell {
    padding-bottom: 2.5rem;
    padding-top: 1.25rem;
}

.student-content-shell {
    width: min(860px, calc(100% - 32px));
}

.content,
.page-content-shell,
.sidebar,
.sidebar-card,
.panel,
.hero-card,
.stat-card {
    min-width: 0;
    width: 100%;
}

.sidebar-card,
.panel,
.hero-card,
.stat-card,
.flash {
    background: var(--demo-surface);
    border: 1px solid var(--demo-border);
    border-radius: 20px;
    box-shadow: 0 18px 50px rgba(16, 44, 87, 0.08);
}

.sidebar-card,
.panel,
.hero-card {
    padding: 1.25rem;
}

.hero-card {
    background: linear-gradient(135deg, #ffffff 0%, #fff6ed 100%);
}

.sidebar-nav,
.action-column {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.compact-nav a {
    font-weight: 600;
}

.flash-stack {
    display: grid;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.flash {
    padding: 0.85rem 1rem;
}

.card-grid {
    display: grid;
    gap: 1rem;
    margin: 1rem 0;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    align-items: stretch;
}

.three-up {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.two-up {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.stats-grid {
    display: grid;
    gap: 0.9rem;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.stat-card {
    padding: 1rem;
}

.stat-label,
.eyebrow {
    color: var(--demo-muted);
    display: block;
    font-size: 0.82rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.button {
    background: transparent;
    border: 1px solid var(--demo-border);
    color: var(--demo-ink);
    cursor: pointer;
    display: inline-flex;
    justify-content: center;
    white-space: normal;
    text-align: center;
    transition: all 0.2s ease;
}

.button:hover {
    background: var(--demo-accent-soft);
    border-color: var(--demo-accent);
    color: var(--demo-accent);
}

.button-primary {
    background: linear-gradient(135deg, #EE7023, #E93F24);
    border-color: #EE7023;
    color: #ffffff;
}

.button-primary:hover {
    background: linear-gradient(135deg, #E93F24, #D52134);
    border-color: #E93F24;
    box-shadow: 0 4px 12px rgba(238, 112, 35, 0.25);
}

.button-danger {
    background: var(--demo-warning);
    border-color: var(--demo-warning);
    color: #ffffff;
}

.button-danger:hover {
    background: #b91c1c;
    border-color: #b91c1c;
}

.clean-list,
.number-list {
    margin: 0;
    padding-left: 1.2rem;
}

.stack-form {
    display: grid;
    gap: 1rem;
}

.stack-form label {
    display: grid;
    gap: 0.4rem;
    font-weight: 600;
}

.stack-form input,
.stack-form select,
.stack-form textarea {
    border: 1px solid var(--demo-border);
    border-radius: 14px;
    font: inherit;
    padding: 0.75rem 0.9rem;
}

.checkbox-row {
    align-items: center;
    display: flex;
    gap: 0.6rem;
}

.data-table {
    border-collapse: collapse;
    width: 100%;
}

.table-wrap {
    width: 100%;
    overflow-x: auto;
}

.data-table th,
.data-table td {
    border-bottom: 1px solid var(--demo-border);
    padding: 0.8rem 0.7rem;
    text-align: left;
    vertical-align: top;
}

.compact-table th,
.compact-table td {
    padding: 0.55rem 0.6rem;
}

.action-cell {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.action-row,
.inline-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
}

.hub-grid {
    margin-top: 0;
}

.tool-card {
    display: grid;
    gap: 0.85rem;
    align-content: start;
}

.tool-card p {
    margin: 0;
}

.compact-list {
    display: grid;
    gap: 0.45rem;
}

.sidebar-note {
    border: 1px solid var(--demo-border);
    border-radius: 16px;
    padding: 0.85rem 0.95rem;
    margin: 1rem 0;
    background: #f7fbfc;
}

.detail-list {
    display: grid;
    gap: 0.75rem;
}

.detail-list div {
    border-bottom: 1px solid var(--demo-border);
    display: grid;
    gap: 0.25rem;
    padding-bottom: 0.5rem;
}

.detail-list dt {
    color: var(--demo-muted);
    font-size: 0.85rem;
}

.danger-panel {
    border-color: #fda4af;
}

.narrow-form {
    max-width: 440px;
}

code {
    overflow-wrap: anywhere;
    word-break: break-word;
}

@media print {
    .demo-banner,
    .app-header,
    .sidebar,
    .no-print {
        display: none !important;
    }

    .teacher-shell,
    .app-shell {
        display: block;
    }
}

@media (max-width: 1100px) {
    .teacher-shell,
    .app-shell {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    .page-shell,
    .student-content-shell {
        width: calc(100% - 20px);
    }

    .page-content-shell,
    .teacher-shell,
    .app-shell {
        padding-bottom: 2rem;
        padding-top: 1rem;
    }

    .teacher-shell,
    .app-shell,
    .three-up,
    .two-up,
    .card-grid {
        grid-template-columns: 1fr;
    }

    .header-row {
        align-items: flex-start;
        flex-direction: column;
    }

    .utility-nav {
        justify-content: flex-start;
    }
}