@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@500;600;700&family=DM+Sans:wght@400;500;700&family=Space+Mono:wght@400;700&display=swap');

/* SynapseSTEPAI – Educational Tech Platform Design System */
/* Tokens mirror shared/design-tokens/synapse-tokens.css — update both together */

/* ── Brand palette ────────────────────────────────────────────────────── */
:root {
    --font-display: 'Barlow Condensed', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    --font-mono: 'Space Mono', monospace;

    --color-brand-primary: #0057FF;
    --color-brand-secondary: #00C2A8;
    --color-brand-accent: #FF6B2B;
    --color-brand-ai: #6A0DAD;

    /* Vibrant accent palette — Electric Academy */
    --accent-blue: #3B9EFF;
    --accent-green: #22D07A;
    --accent-yellow: #FFD426;
    --accent-orange: #FF6B2B;
    --accent-teal: #00D4E8;
    --accent-red: #FF4D42;

    /* Light mode tokens */
    --bg: #F5F7FA;
    --surface: #ffffff;
    --teal: #00C2A8;
    --teal-hover: #00a8b4;
    --navy: #0B1F3A;
    --gold-cta: #FFD426;
    --gold-cta-hover: #E8C000;
    --gold-badge: #FFD426;
    --text: #1A1A1A;
    --text-dim: #5c6b7a;
    --shadow-card: 0 2px 12px rgba(11, 31, 58, 0.06);

    /* Aliases */
    --white: var(--surface);
    --light-bg: var(--bg);
    --charcoal: var(--text);
    --muted: var(--text-dim);
    --teal-accent: var(--teal);
    --electric-blue: var(--color-brand-primary);
    --electric-blue-hover: #0044cc;

    /* Layout */
    --card-radius: 12px;
    --btn-radius: 8px;
    --radius-btn: 8px;
    --section-padding: 80px;
    --layout-max: 1200px;
}

/* ── Dark mode tokens — Electric Academy ─────────────────────────────── */
[data-theme="dark"] {
    --bg: #0A0D1A;
    --surface: #111827;
    --surface2: #1C2333;
    --surface3: #222B40;
    --border: #2D3A52;
    --border2: #3A4A66;
    --teal: #00D4E8;
    --teal-hover: #00BBCF;
    --gold-cta: #FFD426;
    --gold-cta-hover: #E8C000;
    --gold-badge: #FFD426;
    --text: #F0F4FF;
    --text-dim: #8B9DC3;
    --text-mid: #6B7FA3;
    --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.45);

    --white: var(--surface);
    --light-bg: var(--bg);
    --charcoal: var(--text);
    --muted: var(--text-dim);
    --teal-accent: var(--teal);
    --electric-blue: #3B9EFF;
    --electric-blue-hover: #5EB0FF;
}

/* Override Bootstrap – no gray containers, no default Bootstrap look */
.container {
    max-width: var(--layout-max);
    background: transparent !important;
}

.btn,
.btn-primary,
.btn-secondary,
.btn-outline-primary {
    background-image: none !important;
}

/* ── Dark mode component overrides ───────────────────────────────────── */
[data-theme="dark"] body {
    background: var(--light-bg);
    color: var(--charcoal);
}

[data-theme="dark"] h1,
[data-theme="dark"] h2,
[data-theme="dark"] h3,
[data-theme="dark"] h4,
[data-theme="dark"] h5,
[data-theme="dark"] h6 {
    color: #bdd3ea;
}

[data-theme="dark"] a {
    color: var(--electric-blue);
}

[data-theme="dark"] a:hover {
    color: var(--electric-blue-hover);
}

/* Reset Bootstrap visuals – custom design system only */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
}

body {
    font-family: var(--font-body), -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.5;
    color: var(--charcoal);
    background: var(--light-bg);
    margin: 0;
    position: relative;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    background:
        radial-gradient(ellipse 74% 55% at 8% 10%, rgba(0, 87, 255, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse 55% 45% at 92% 90%, rgba(255, 107, 43, 0.08) 0%, transparent 62%),
        linear-gradient(160deg, rgba(255, 255, 255, 0.94) 0%, rgba(245, 249, 255, 0.92) 45%, rgba(240, 247, 255, 0.9) 100%);
}

.app-shell-main {
    animation: app-enter 0.3s ease-out;
}

@keyframes app-enter {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display), var(--font-body), sans-serif;
    font-weight: 700;
    color: var(--navy);
    margin: 0 0 0.5em;
}

h1 {
    font-size: 48px;
}

h2 {
    font-size: 32px;
}

h3 {
    font-size: 24px;
}

h4 {
    font-size: 20px;
}

body,
p {
    font-size: 16px;
}

.lead {
    font-size: 18px;
    color: var(--charcoal);
}

.text-muted {
    color: var(--muted);
}

a {
    color: var(--electric-blue);
    text-decoration: none;
}

a:hover {
    color: var(--electric-blue-hover);
}

/* Section */
.section {
    padding-top: var(--section-padding);
    padding-bottom: var(--section-padding);
    max-width: var(--layout-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

.section-alt {
    background: var(--white);
}

.section-bg {
    background: var(--light-bg);
}

/* Layout */
.layout-max,
.container-xl {
    max-width: var(--layout-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

.app-shell-main {
    min-height: calc(100vh - 64px);
}

.content {
    padding-top: 2rem;
    padding-bottom: var(--section-padding);
}

/* Buttons – no Bootstrap */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--btn-radius);
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.btn-primary {
    background: var(--electric-blue);
    color: var(--white);
}

.btn-primary:hover:not(:disabled) {
    background: var(--electric-blue-hover);
    color: var(--white);
}

.btn-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.btn-gold {
    background: var(--gold-cta);
    color: var(--navy);
}

.btn-gold:hover:not(:disabled) {
    background: var(--gold-cta-hover);
    color: var(--navy);
}

.btn-secondary {
    background: transparent;
    color: var(--electric-blue);
    border: 2px solid var(--electric-blue);
}

.btn-secondary:hover {
    background: rgba(31, 94, 255, 0.08);
    color: var(--electric-blue-hover);
    border-color: var(--electric-blue-hover);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 14px;
}

.btn-block {
    width: 100%;
}

/* Cards — portal-aligned: border + surface */
.card {
    background: var(--white);
    border-radius: var(--card-radius);
    border: 1px solid rgba(11, 31, 58, 0.10);
    box-shadow: var(--shadow-card);
    overflow: hidden;
}

[data-theme="dark"] .card {
    border-color: rgba(255, 255, 255, 0.08);
}

.card-header {
    background: var(--navy);
    color: var(--white);
    padding: 16px 24px;
    font-family: 'Barlow Condensed', sans-serif;
    font-weight: 700;
    font-size: 18px;
    letter-spacing: 0.04em;
}

.card-body {
    padding: 24px;
}

.card-title {
    font-size: 18px;
    margin: 0 0 0.5em;
}

/* Product card */
.product-card {
    background: var(--white);
    border-radius: var(--card-radius);
    border: 1px solid rgba(11, 31, 58, 0.10);
    box-shadow: var(--shadow-card);
    padding: 24px;
    display: flex;
    flex-direction: column;
}

[data-theme="dark"] .product-card {
    border-color: rgba(255, 255, 255, 0.08);
}

.product-card h3 {
    margin-bottom: 0.25em;
}

.product-card-age,
.product-card .age {
    color: var(--muted);
    font-size: 14px;
    margin-bottom: 0.5rem;
    display: block;
}

.product-card-hardware {
    color: var(--muted);
    font-size: 13px;
    margin-bottom: 1rem;
    display: block;
}

.product-card-prices {
    margin-bottom: 1.5rem;
}

.product-card-starter {
    font-size: 28px;
    font-weight: 700;
    color: var(--navy);
}

.product-card-monthly {
    font-size: 14px;
    margin-left: 0.5rem;
}

/* Badge display – circular with accent ring */
.badge-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--navy);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 600;
    font-size: 12px;
    text-align: center;
    padding: 4px;
    box-sizing: border-box;
}

.badge-circle.badge-cadet {
    box-shadow: 0 0 0 3px #C0C0C0;
}

.badge-circle.badge-specialist {
    box-shadow: 0 0 0 3px var(--electric-blue);
}

.badge-circle.badge-officer {
    box-shadow: 0 0 0 3px var(--teal-accent);
}

.badge-circle.badge-pending {
    background: #e8ecf0;
    color: var(--muted);
    box-shadow: 0 0 0 2px #d0d7de;
}

.badge-circle.badge-completed {
    box-shadow: 0 0 0 3px var(--teal-accent), 0 0 12px rgba(0, 179, 164, 0.3);
}

.badge-circle[style*="--accent"] {
    box-shadow: 0 0 0 3px var(--accent, #d0d7de);
}

.badge-circle[style*="--accent"]:not(.badge-completed) {
    background: #e8ecf0;
    color: var(--muted);
}

/* Badge row (horizontal badges) */
.badge-row {
    margin-bottom: 1rem;
}

.badge-row:last-child {
    margin-bottom: 0;
}

.badge-row-title {
    font-size: 1rem;
    color: var(--muted);
    margin: 0 0 0.5rem;
    font-weight: 600;
}

.badge-row-items {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    align-items: flex-start;
}

.badge-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.badge-item .badge-name {
    font-size: 12px;
    font-weight: 600;
    color: var(--navy);
    text-align: center;
}

.badge-item .badge-circle {
    min-width: 80px;
    min-height: 80px;
}

.badge-circle.badge-circle-svg {
    background: transparent;
    box-shadow: none;
    padding: 0;
}

.badge-circle.badge-circle-svg.badge-completed {
    box-shadow: 0 0 12px rgba(0, 179, 164, 0.35);
}

.badge-circle.badge-circle-svg .badge-svg {
    display: flex;
    align-items: center;
    justify-content: center;
}

.badge-circle.badge-circle-svg .badge-svg svg {
    width: 100%;
    height: 100%;
    display: block;
}

.badge-completed-overlay {
    position: absolute;
    bottom: -2px;
    right: -2px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}

.badge-completed-overlay svg {
    width: 14px;
    height: 14px;
}

/* Pill badges (status, inline) */
.pill {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.pill-active {
    background: var(--teal-accent);
    color: var(--white);
}

.pill-canceled {
    background: #dc3545;
    color: var(--white);
}

.pill-pastdue {
    background: #e6a800;
    color: var(--charcoal);
}

.pill-pending,
.pill-neutral {
    background: #e8ecf0;
    color: var(--muted);
}

.pill-warning {
    background: #e6a800;
    color: var(--charcoal);
}

.pill-danger {
    background: #dc3545;
    color: var(--white);
}

/* Icon bullet list */
.icon-bullet-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.icon-bullet-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    font-size: 16px;
}

.icon-bullet {
    width: 8px;
    height: 8px;
    background: var(--teal-accent);
    border-radius: 50%;
    flex-shrink: 0;
}

/* Utility classes */
.flex {
    display: flex;
}

.flex-wrap {
    flex-wrap: wrap;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-2 {
    gap: 0.5rem;
}

.gap-3 {
    gap: 1rem;
}

.gap-4 {
    gap: 1.5rem;
}

.mb-0 {
    margin-bottom: 0;
}

.mb-2 {
    margin-bottom: 0.5rem;
}

.mb-3 {
    margin-bottom: 1rem;
}

.mb-4 {
    margin-bottom: 1.5rem;
}

.mt-2 {
    margin-top: 0.5rem;
}

.mt-4 {
    margin-top: 1.5rem;
}

.ms-2 {
    margin-left: 0.5rem;
}

/* Form inputs */
input[type="text"],
input[type="email"],
input[type="password"],
textarea,
select {
    width: 100%;
    padding: 10px 14px;
    font-size: 16px;
    border: 1px solid #d0d7de;
    border-radius: var(--btn-radius);
    background: var(--white);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--electric-blue);
    box-shadow: 0 0 0 3px rgba(31, 94, 255, 0.2);
}

label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--navy);
}

/* Hero */
.hero {
    min-height: 70vh;
    display: flex;
    align-items: center;
    padding-top: var(--section-padding);
    padding-bottom: var(--section-padding);
    max-width: var(--layout-max);
    margin: 0 auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    margin-bottom: 1rem;
}

.hero-text .subtext {
    font-size: 18px;
    color: var(--muted);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.hero-image {
    background: linear-gradient(135deg, rgba(11, 31, 58, 0.06) 0%, rgba(0, 179, 164, 0.06) 100%);
    border-radius: var(--card-radius);
    box-shadow: var(--shadow-card);
    aspect-ratio: 4/3;
    min-height: 320px;
}

/* Home page split layout and grids */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.split-layout.align-center {
    align-items: center;
}

.home-image-col img {
    width: 100%;
    height: auto;
    display: block;
}

.boxart-carousel-wrap {
    margin-top: 1.5rem;
}

.boxart-carousel-title {
    margin: 0 0 0.75rem;
    font-size: 1.6rem;
    color: var(--navy);
}

.boxart-focus {
    width: min(100%, 560px);
    aspect-ratio: 1 / 1;
    margin-inline: auto;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--white);
    box-shadow: var(--shadow-card);
    overflow: hidden;
}

.boxart-focus img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    animation: boxart-fade-in 420ms ease;
}

@keyframes boxart-fade-in {
    from {
        opacity: 0.72;
        transform: scale(0.985);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.boxart-thumbs {
    margin-top: 0.9rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(88px, 1fr));
    gap: 0.6rem;
}

.boxart-thumb {
    margin: 0;
    padding: 0;
    border: 2px solid transparent;
    border-radius: 12px;
    background: transparent;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(12, 28, 56, 0.12);
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.boxart-thumb img {
    display: block;
    width: 100%;
    height: 72px;
    object-fit: cover;
}

.boxart-thumb:hover {
    transform: translateY(-2px);
}

.boxart-thumb.active {
    border-color: var(--teal-accent);
    box-shadow: 0 8px 18px rgba(0, 212, 232, 0.35);
}

.boxart-dots {
    margin-top: 0.8rem;
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.boxart-dot {
    width: 9px;
    height: 9px;
    border: 0;
    border-radius: 999px;
    padding: 0;
    cursor: pointer;
    background: color-mix(in srgb, var(--muted) 55%, transparent);
    transition: transform 0.18s ease, background-color 0.18s ease;
}

.boxart-dot:hover {
    transform: scale(1.12);
}

.boxart-dot.active {
    background: var(--teal-accent);
}

@media (prefers-reduced-motion: reduce) {
    .boxart-focus img {
        animation: none;
    }

    .boxart-dot,
    .boxart-thumb {
        transition: none;
    }
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

@media (max-width: 768px) {

    .split-layout,
    .grid-2 {
        grid-template-columns: 1fr;
    }

    .home-product-cards {
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
    }

    .boxart-thumbs {
        grid-template-columns: repeat(4, minmax(72px, 1fr));
    }

    .boxart-thumb img {
        height: 64px;
    }
}

/* Pillars list */
.pillars-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pillars-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    font-size: 16px;
}

.pillars-list li::before {
    content: "";
    width: 8px;
    height: 8px;
    background: var(--teal-accent);
    border-radius: 50%;
    flex-shrink: 0;
}

/* Lesson row */
.lesson-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(11, 31, 58, 0.08);
}

.lesson-row:last-child {
    border-bottom: none;
}

.lesson-week {
    font-size: 24px;
    font-weight: 700;
    color: var(--navy);
    min-width: 48px;
}

.lesson-content {
    flex: 1;
    padding: 0 1.5rem;
}

.lesson-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.lesson-desc {
    font-size: 14px;
    color: var(--muted);
    margin: 0;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid rgba(11, 31, 58, 0.1);
    margin-bottom: 1.5rem;
}

.tab {
    padding: 0.75rem 1.25rem;
    font-weight: 500;
    color: var(--muted);
    background: none;
    border: none;
    cursor: pointer;
    border-bottom: 2px solid transparent;
}

.tab:hover {
    color: var(--navy);
}

.tab.active {
    color: var(--electric-blue);
    border-bottom-color: var(--electric-blue);
}

/* Table */
.table-wrap {
    overflow-x: auto;
}

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

th,
td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid rgba(11, 31, 58, 0.08);
}

th {
    font-weight: 600;
    color: var(--navy);
}

.table td .pill {
    font-size: 12px;
}

/* Alert */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--card-radius);
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.alert-success {
    background: rgba(0, 179, 164, 0.12);
    border: 1px solid var(--teal-accent);
    color: var(--navy);
}

.alert-warning {
    background: #fff8e6;
    border: 1px solid #e6a800;
    color: var(--charcoal);
}

.alert-danger {
    background: #fff0f0;
    border: 1px solid #dc3545;
    color: var(--charcoal);
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Blazor */
.blazor-error-boundary {
    background: #b32121;
    color: white;
    padding: 1rem 1rem 1rem 3.7rem;
}

#blazor-error-ui {
    background: var(--charcoal);
    color: white;
    padding: 0.75rem 1.5rem;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: none;
}

/* Toast */
.toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 1100;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    pointer-events: none;
}

.toast-container .toast {
    pointer-events: auto;
}

.toast {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 12px 16px;
    border-radius: var(--card-radius);
    box-shadow: var(--shadow-card);
    background: var(--white);
    border: 1px solid var(--teal-accent);
    animation: toast-in 0.25s ease;
}

.toast-success {
    background: rgba(0, 179, 164, 0.12);
}

.toast-message {
    flex: 1;
    font-size: 14px;
    font-weight: 500;
    color: var(--navy);
}

.toast-dismiss {
    background: none;
    border: none;
    font-size: 20px;
    line-height: 1;
    cursor: pointer;
    color: var(--muted);
    padding: 0 4px;
}

.toast-dismiss:hover {
    color: var(--navy);
}

@keyframes toast-in {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* CTA section */
.cta-section {
    background: var(--navy);
    color: var(--white);
    padding: var(--section-padding) 0;
}

.cta-section .cta-title {
    color: var(--white);
    margin-bottom: 1rem;
}

.cta-section .cta-body {
    opacity: 0.9;
    margin-bottom: 1.5rem;
    font-size: 18px;
}

.cta-section .cta-button {
    background: var(--teal-accent);
    color: var(--navy);
}

.cta-section .cta-button:hover {
    background: #00c4b3;
    color: var(--navy);
}

/* Dashboard – page header */
.page-header {
    margin-bottom: 2rem;
}

.page-header h1 {
    margin-bottom: 0.25rem;
}

.page-header .page-subtext {
    font-size: 18px;
    color: var(--muted);
}

/* Dashboard – subscription card */
.sub-track-block {
    padding: 1rem 0;
    border-bottom: 1px solid rgba(11, 31, 58, 0.08);
}

.sub-track-block:last-child {
    border-bottom: none;
}

.sub-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.sub-card-body {
    padding-top: 1rem;
}

.sub-card-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1rem;
}

.sub-card-note {
    font-size: 14px;
    color: var(--muted);
    margin-top: 1rem;
}

.card-header-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* Week chip */
.week-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--navy);
    color: var(--white);
    font-weight: 700;
    font-size: 14px;
    flex-shrink: 0;
}

/* Lesson card row */
.lesson-card-row {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.25rem 0;
    border-bottom: 1px solid rgba(11, 31, 58, 0.08);
}

.lesson-card-row:last-child {
    border-bottom: none;
}

.lesson-card-content {
    flex: 1;
    min-width: 0;
}

.lesson-card-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.lesson-card-desc {
    font-size: 14px;
    color: var(--muted);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Badge incomplete */
.badge-item .badge-circle {
    position: relative;
}

.badge-item .badge-circle:not(.badge-completed) {
    opacity: 0.85;
}

.badge-item .badge-circle .badge-name {
    position: relative;
    z-index: 1;
}

/* Responsive */
@media (max-width: 768px) {
    h1 {
        font-size: 36px;
    }

    .hero-grid {
        grid-template-columns: 1fr;
    }

    .hero-image {
        min-height: 240px;
        order: -1;
    }

    .section {
        padding-top: 48px;
        padding-bottom: 48px;
    }

    .btn-block-mobile {
        width: 100%;
    }

    .lesson-card-row {
        flex-wrap: wrap;
    }

    .lesson-card-row .lesson-card-download {
        width: 100%;
    }

    .lesson-card-row .lesson-card-download .btn {
        width: 100%;
    }

    .sub-card-buttons .btn {
        width: 100%;
    }
}

/* ── TopNav structural rules — global fallback for InteractiveServer pages ──
   Mirrors TopNav.razor.css so the nav renders correctly even when Blazor's
   scoped CSS attribute is not applied (known .NET 9 InteractiveServer issue).
   The scoped rules win when they apply; these are the safety net.
   ─────────────────────────────────────────────────────────────────────────── */
.topnav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: color-mix(in srgb, var(--surface) 88%, transparent);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border, #d0d7de);
    box-shadow: 0 8px 22px -20px rgba(11,31,58,0.12);
}

.topnav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 68px;
    gap: 0.5rem;
}

/* Always hide the actual checkbox — only the label (hamburger) is visible on mobile */
.topnav-toggle {
    display: none !important;
}

.topnav-toggle-label {
    display: none;
    order: 10;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
}

.topnav-toggle-label span {
    width: 24px;
    height: 2px;
    background: var(--text, #1A1A1A);
    display: block;
}

.topnav-links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .topnav-toggle-label { display: flex; }

    .topnav-links {
        position: absolute;
        top: 68px;
        left: 0;
        right: 0;
        background: var(--surface, #fff);
        flex-direction: column;
        align-items: stretch;
        padding: 1rem;
        gap: 0;
        border-bottom: 1px solid var(--border, #d0d7de);
        box-shadow: 0 12px 22px -18px rgba(11,31,58,0.10);
        display: none;
        z-index: 99;
    }

    .topnav-toggle:checked ~ .topnav-links { display: flex; }
}

@media (min-width: 769px) {
    .topnav-links { display: flex !important; }
}

/* TopNav link & CTA styles — global fallback (same reason as above) */
.topnav-link {
    padding: 0.5rem 0.75rem;
    color: var(--charcoal, #1A1A1A);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 10px;
    transition: background 0.15s, color 0.15s;
}

.topnav-link:hover {
    background: var(--surface2, #eef2f7);
    color: var(--navy, #0B1F3A);
    text-decoration: none;
}

.topnav-cta {
    padding: 8px 18px;
    background: var(--electric-blue, #0057FF);
    color: var(--white, #fff);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9375rem;
    border-radius: 8px;
    box-shadow: 0 10px 20px -18px rgba(0,87,255,0.4);
    transition: background 0.2s;
}

.topnav-cta:hover {
    background: var(--electric-blue-hover, #0044cc);
    color: var(--white, #fff);
    text-decoration: none;
}

.topnav-cta-gold {
    padding: 8px 24px;
    background: #fbbf24;
    color: #111827;
    border-radius: 8px;
    font-weight: 600;
    box-shadow: none;
}

.topnav-cta-gold:hover {
    background: #f59e0b;
    color: #111827;
}

[data-theme="dark"] .topnav {
    background: color-mix(in srgb, var(--surface) 90%, transparent);
    border-bottom-color: var(--border, #2D3A52);
}

[data-theme="dark"] .topnav-link {
    color: var(--text, #F0F4FF);
}

[data-theme="dark"] .topnav-link:hover {
    background: var(--surface2, #1C2333);
    color: var(--text, #F0F4FF);
}

/* ── TopNav logo (rendered by AppShell LogoMarkup — must be global/unscoped) ── */
.topnav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
}

.topnav-logo-img {
    height: 40px;
    width: auto;
    display: block;
}

/* ── TopNav extras (rendered by AppShell NavExtras — must be global/unscoped) ── */

/* Distinguished DLK Portal button — solid purple pill per Figma spec */
.topnav-portal-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 6px 12px;
    border-radius: 999px;
    border: none;
    background: #9333ea;
    color: #fff;
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 700;
    transition: background 0.2s, transform 0.16s, box-shadow 0.16s;
}

.topnav-portal-btn:hover {
    background: #7c22ce;
    transform: translateY(-1px);
    box-shadow: 0 8px 20px -12px rgba(147, 51, 234, 0.5);
    color: #fff;
}

.portal-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 20px;
    border-radius: 999px;
    padding: 0 7px;
    background: rgba(255, 255, 255, 0.22);
    color: #fff;
    font-family: var(--font-mono, 'Space Mono', monospace);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.portal-arrow {
    font-size: 0.85rem;
    line-height: 1;
}

[data-theme="dark"] .topnav-portal-btn {
    background: #7c22ce;
    color: #fff;
}

[data-theme="dark"] .topnav-portal-btn:hover {
    background: #6b21a8;
    color: #fff;
}

/* Blue text link (Synapse Orlando) */
.topnav-link-blue {
    color: #3b82f6 !important;
}

.topnav-link-blue:hover {
    color: #2563eb !important;
    background: rgba(59, 130, 246, 0.08) !important;
}

/* Theme toggle slider */
.topnav-theme-toggle {
    display: flex;
    align-items: center;
    gap: 7px;
    cursor: pointer;
    user-select: none;
    padding: 0 4px;
    margin-left: 4px;
}

@media (max-width: 768px) {
    .topnav-portal-btn {
        width: 100%;
        justify-content: center;
        margin-top: 4px;
    }
}

.toggle-icon {
    font-size: 13px;
    line-height: 1;
}

.toggle-icon .icon-dark {
    display: none;
}

.toggle-icon .icon-light {
    display: inline;
}

[data-theme="dark"] .toggle-icon .icon-dark {
    display: inline;
}

[data-theme="dark"] .toggle-icon .icon-light {
    display: none;
}

.toggle-track {
    position: relative;
    width: 36px;
    height: 20px;
    background: rgba(11, 31, 58, 0.15);
    border-radius: 10px;
    border: 1px solid rgba(11, 31, 58, 0.2);
    transition: background 0.25s, border-color 0.25s;
    flex-shrink: 0;
}

[data-theme="dark"] .toggle-track {
    background: var(--teal-accent);
    border-color: var(--teal-accent);
}

.toggle-thumb {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 14px;
    height: 14px;
    background: white;
    border-radius: 50%;
    transition: transform 0.25s;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .toggle-thumb {
    transform: translateX(16px);
}

.toggle-label {
    font-family: var(--font-mono), monospace;
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--muted);
}

.toggle-label .label-dark {
    display: none;
}

.toggle-label .label-light {
    display: inline;
}

[data-theme="dark"] .toggle-label .label-dark {
    display: inline;
}

[data-theme="dark"] .toggle-label .label-light {
    display: none;
}

[data-theme="dark"] .toggle-label {
    color: var(--muted);
}