:root {
    color-scheme: dark light;
    --bg: #060910;
    --bg-panel: rgba(13, 19, 32, 0.88);
    --bg-alt: rgba(9, 13, 24, 0.92);
    --fg: #f5f7ff;
    --fg-muted: rgba(245, 247, 255, 0.72);
    --accent: #4da9ff;
    --accent-strong: #63f2ff;
    --border: rgba(255, 255, 255, 0.08);
    --shadow: 0 28px 65px rgba(4, 7, 15, 0.45);
    --radius-lg: 28px;
    --radius-md: 18px;
    --radius-sm: 12px;
    --font-sans: "Segoe UI", "Inter", "Roboto", "Helvetica Neue", Arial, sans-serif;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body.learn-page {
    margin: 0;
    font-family: var(--font-sans);
    background:
        radial-gradient(circle at 12% 18%, rgba(77, 169, 255, 0.18), transparent 45%),
        radial-gradient(circle at 82% 10%, rgba(99, 242, 255, 0.18), transparent 45%),
        radial-gradient(circle at 35% 82%, rgba(130, 80, 255, 0.16), transparent 50%),
        linear-gradient(180deg, #04050b 0%, #070b16 100%);
    color: var(--fg);
    min-height: 100vh;
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

a:hover,
a:focus-visible {
    text-decoration: underline;
}

.layout {
    width: min(1080px, 92vw);
    margin: 0 auto;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8rem 1.4rem;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border 0.2s ease;
}

.button--primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    color: #04102a;
    box-shadow: 0 20px 36px rgba(77, 169, 255, 0.32);
}

.button--primary:hover,
.button--primary:focus-visible {
    transform: translateY(-2px);
}

.button--ghost {
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: transparent;
    color: var(--fg);
}

.button--ghost:hover,
.button--ghost:focus-visible {
    border-color: rgba(99, 242, 255, 0.6);
    transform: translateY(-2px);
}

.learn-header {
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(6, 9, 16, 0.82);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
}

.learn-header__layout {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.6rem;
    padding: 1.2rem 0;
}

.learn-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.9rem;
    text-decoration: none;
}

.learn-brand__mark {
    display: inline-grid;
    place-items: center;
    width: 48px;
    height: 48px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    color: #021024;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.2em;
}

.learn-brand__text {
    display: inline-flex;
    flex-direction: column;
    gap: 0.2rem;
    font-size: 0.85rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--fg-muted);
}

.learn-brand__text strong {
    font-size: 1.1rem;
    color: var(--fg);
    letter-spacing: 0.1em;
}

.learn-nav {
    display: flex;
    align-items: center;
    gap: 1.1rem;
    font-size: 0.95rem;
}

.learn-nav__cta {
    padding: 0.55rem 1.1rem;
    border-radius: 999px;
    border: 1px solid rgba(77, 169, 255, 0.4);
    background: rgba(77, 169, 255, 0.1);
}

.learn-nav__cta:hover {
    background: rgba(99, 242, 255, 0.25);
    text-decoration: none;
}

@media (max-width: 880px) {
    .learn-header__layout {
        flex-direction: column;
        align-items: flex-start;
        padding: 1rem 0;
    }

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

.learn-hero {
    padding: clamp(3.5rem, 5vw, 5rem) 0;
}

.learn-hero__layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: clamp(2rem, 4vw, 3rem);
    align-items: start;
}

.learn-hero__content {
    background: var(--bg-panel);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    padding: clamp(2rem, 3vw, 3rem);
    box-shadow: var(--shadow);
}

.learn-hero__eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.82rem;
    color: var(--fg-muted);
    margin: 0 0 1.2rem;
}

.learn-hero h1 {
    margin: 0 0 1.1rem;
    font-size: clamp(2.1rem, 4.2vw, 3.2rem);
}

.learn-hero__lead {
    margin: 0 0 1.8rem;
    color: var(--fg-muted);
    font-size: 1.05rem;
    line-height: 1.7;
}

.learn-hero__meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-bottom: 1.8rem;
}

.learn-hero__figure {
    margin: 0;
    font-size: 2.2rem;
    font-weight: 700;
}

.learn-hero__label {
    margin: 0;
    font-size: 0.82rem;
    color: var(--fg-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.learn-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.learn-hero__aside {
    display: grid;
}

.learn-hero__card {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: clamp(1.8rem, 2.6vw, 2.4rem);
    box-shadow: var(--shadow);
}

.learn-hero__card h2 {
    margin: 0 0 1.2rem;
    font-size: 1.4rem;
}

.learn-hero__card ul {
    margin: 0 0 1.4rem;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 0.8rem;
    color: var(--fg-muted);
}

.learn-hero__card li span {
    display: block;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: rgba(245, 247, 255, 0.5);
}

.learn-hero__card li strong {
    display: block;
    font-size: 1rem;
    color: var(--fg);
}

.learn-hero__link {
    color: var(--accent-strong);
    font-weight: 600;
}

.learn-section {
    padding: clamp(3.5rem, 5vw, 5rem) 0;
}

.learn-section--alt {
    background: rgba(7, 11, 21, 0.6);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.learn-section__layout {
    display: grid;
    gap: clamp(2rem, 3vw, 3rem);
}

.learn-section__header {
    max-width: 720px;
}

.learn-section__eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.82rem;
    color: var(--fg-muted);
    margin: 0 0 0.6rem;
}

.learn-section__header h2 {
    margin: 0 0 0.8rem;
    font-size: clamp(1.9rem, 3.2vw, 2.4rem);
}

.learn-section__header p {
    margin: 0;
    color: var(--fg-muted);
}

.learn-resources {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: clamp(1.5rem, 2.6vw, 2.2rem);
}

.learn-resource {
    background: var(--bg-alt);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    padding: 1.8rem;
    display: grid;
    gap: 0.9rem;
    box-shadow: var(--shadow);
}

.learn-resource__tag {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: rgba(245, 247, 255, 0.55);
}

.learn-resource h3 {
    margin: 0;
    font-size: 1.3rem;
}

.learn-resource p {
    margin: 0;
    color: var(--fg-muted);
}

.learn-resource__link {
    color: var(--accent-strong);
    font-weight: 600;
}

.learn-weeks {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: clamp(1.2rem, 2.5vw, 2rem);
}

.learn-week {
    background: var(--bg-panel);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    padding: 1.6rem;
    display: grid;
    gap: 0.75rem;
}

.learn-week__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 18px;
    background: rgba(77, 169, 255, 0.2);
    color: var(--accent-strong);
    font-weight: 700;
}

.learn-week h3 {
    margin: 0;
    font-size: 1.15rem;
}

.learn-week__link {
    color: var(--accent-strong);
    font-weight: 600;
}

.learn-recordings {
    display: grid;
    gap: clamp(1.5rem, 2.6vw, 2.2rem);
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    align-items: start;
}

.learn-recordings__form {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: clamp(1.8rem, 2.6vw, 2.4rem);
    display: grid;
    gap: 0.85rem;
    box-shadow: var(--shadow);
}

.learn-recordings__form label {
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.85rem;
}

.learn-recordings__input-group {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
}

.learn-recordings__input-group input {
    flex: 1 1 180px;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(8, 12, 24, 0.9);
    color: var(--fg);
    font-size: 1rem;
    letter-spacing: 0.2em;
}

.learn-recordings__input-group input::placeholder {
    color: rgba(245, 247, 255, 0.45);
    letter-spacing: 0.2em;
}

.learn-recordings__help {
    margin: 0;
    font-size: 0.85rem;
    color: var(--fg-muted);
}

.learn-recordings__status {
    margin: 0;
    font-size: 0.9rem;
    font-weight: 600;
}

.learn-recordings__status--error {
    color: #ff7a7a;
}

.learn-recordings__status--success {
    color: #63f2ff;
}

.learn-recordings__vault {
    background: var(--bg-panel);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    padding: clamp(1.8rem, 2.6vw, 2.4rem);
    box-shadow: var(--shadow);
    display: grid;
    gap: 1.2rem;
}

.learn-recordings__vault-header {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: flex-end;
}

.learn-recordings__vault-header h3 {
    margin: 0;
    font-size: 1.2rem;
}

.learn-recordings__vault-header p {
    margin: 0;
    font-size: 0.85rem;
    color: rgba(245, 247, 255, 0.55);
    letter-spacing: 0.1em;
}

.learn-recordings__reset {
    color: var(--accent-strong);
    font-weight: 600;
}

.learn-recordings__list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 1rem;
}

.learn-recordings__item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 1.1rem 1.4rem;
    border-radius: var(--radius-sm);
    background: rgba(8, 12, 22, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.learn-recordings__item h4 {
    margin: 0 0 0.4rem;
    font-size: 1.05rem;
}

.learn-recordings__item p {
    margin: 0;
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--fg-muted);
}

.learn-recordings__note {
    font-size: 0.85rem;
    color: var(--fg-muted);
}

.learn-recordings__placeholder {
    background: rgba(8, 12, 22, 0.9);
    border-radius: var(--radius-md);
    border: 1px dashed rgba(255, 255, 255, 0.18);
    padding: 2rem;
    text-align: center;
    color: var(--fg-muted);
}

.learn-footer {
    padding: 3rem 0 3.5rem;
    background: rgba(4, 6, 12, 0.95);
    border-top: 1px solid var(--border);
}

.learn-footer__layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    color: var(--fg-muted);
}

.learn-footer__nav {
    display: grid;
    gap: 0.6rem;
}

.learn-footer__copy {
    margin: 0;
    font-size: 0.85rem;
}

@media (max-width: 640px) {
    .learn-recordings__item {
        flex-direction: column;
        align-items: flex-start;
    }

    .learn-recordings__item p {
        flex-direction: column;
        gap: 0.4rem;
    }
}