/* ==========================================================================
   Global styles
   ========================================================================== */
body {
    font-family: var(--font-family);
    font-weight: var(--fw-regular);
    font-size: var(--fs-body);
    color: var(--color-text);
    background-color: var(--color-bg-primary);
}

/* --- Skip link --- */
.skip-link {
    position: absolute;
    left: 8px;
    top: -60px;
    z-index: 2000;
    background: var(--color-heading);
    color: var(--color-btn-dark-text);
    padding: 0.6rem 1rem;
    border-radius: var(--radius-card);
    font-weight: var(--fw-bold);
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 8px;
}

/* --- Layout --- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: clamp(1rem, 4vw, 2.5rem);
}

main {
    display: block;
}

.section {
    padding-block: clamp(1.5rem, 4vw, 2.25rem);
}

.page-body {
    padding-block: var(--space-section);
    display: flex;
    flex-direction: column;
    gap: var(--space-section);
}

/* --- Typography --- */
h1,
h2,
h3 {
    color: var(--color-white);
    font-weight: var(--fw-extrabold);
    line-height: 1.2;
}

h1 {
    font-size: var(--fs-h1);
}

h2 {
    font-size: var(--fs-h2);
    color: var(--color-heading);
    position: relative;
    padding-bottom: 0.6rem;
}

h2::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 64px;
    height: 3px;
    background: var(--color-heading);
    border-radius: var(--radius-pill);
}

h3 {
    font-size: var(--fs-h3);
    color: var(--color-white);
    font-weight: var(--fw-bold);
}

p {
    margin-block: 0;
}

a.text-link {
    color: var(--color-heading);
    font-weight: var(--fw-semibold);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color var(--transition-fast);
}

a.text-link:hover {
    color: var(--color-accent-light);
}

strong {
    color: var(--color-white);
    font-weight: var(--fw-semibold);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.6rem;
    border-radius: var(--radius-pill);
    font-weight: var(--fw-bold);
    font-size: var(--fs-small);
    text-align: center;
    line-height: 1.1;
    transition: transform var(--transition-fast), filter var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
}

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

.btn--cta {
    background: var(--btn-cta-gradient);
    color: var(--color-btn-dark-text);
}

.btn--cta:hover {
    filter: brightness(1.06);
}

.btn--register {
    background: var(--color-neon);
    color: var(--color-btn-dark-text);
}

.btn--register:hover {
    filter: brightness(1.08);
}

.btn--secondary {
    background: transparent;
    border: 1px solid var(--btn-secondary-border);
    color: var(--color-white);
}

.btn--secondary:hover {
    background: rgba(193, 138, 46, 0.14);
}

.btn--lg {
    padding: 0.95rem 2.2rem;
    font-size: var(--fs-body);
}

@media (prefers-reduced-motion: reduce) {
    .btn:hover {
        transform: none;
    }
}

/* --- Breadcrumb --- */
.breadcrumb {
    padding-block: 1rem 0;
}

.breadcrumb__list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    align-items: center;
    font-size: var(--fs-small);
    color: var(--color-text);
}

.breadcrumb__item {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.breadcrumb__item:not(:last-child)::after {
    content: "›";
    color: var(--color-heading);
}

.breadcrumb__link {
    color: var(--color-text);
    transition: color var(--transition-fast);
}

.breadcrumb__link:hover {
    color: var(--color-heading);
}

.breadcrumb__item--current {
    color: var(--color-white);
    font-weight: var(--fw-semibold);
}

/* --- Content section (H2 + text + optional image) --- */
.content-section {
    display: flex;
    flex-direction: column;
    gap: var(--space-h2-text);
}

.content-section__intro,
.content-section p {
    margin-bottom: 0;
}

.content-section .content-flow > * + * {
    margin-top: var(--space-paragraph);
}

.content-section h3 {
    margin-top: 0.4rem;
    margin-bottom: calc(-1 * var(--space-h2-text) + var(--space-h3-text));
}

/* content image after H2 — full display, no cropping */
.content-section__img {
    width: 100%;
    height: auto;
    max-height: 460px;
    object-fit: contain;
    border-radius: var(--radius-card);
    background: var(--color-bg-dark);
}

.content-flow ul {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    padding-left: 1.2rem;
}

.content-flow ul li {
    position: relative;
    padding-left: 1.1rem;
}

.content-flow ul li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.62em;
    width: 7px;
    height: 7px;
    border-radius: 2px;
    background: var(--color-heading);
}

.content-flow ol {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    padding-left: 1.4rem;
    list-style: decimal;
}

.content-flow ol li {
    padding-left: 0.3rem;
}

.content-flow ol li::marker {
    color: var(--color-heading);
    font-weight: var(--fw-bold);
}

/* --- Data tables --- */
.table-wrap {
    width: 100%;
    overflow-x: auto;
    border-radius: var(--radius-card);
    background: var(--color-card);
}

.data-table {
    min-width: 480px;
    font-size: var(--fs-small);
}

.data-table caption {
    text-align: left;
    padding: var(--space-card-padding);
    color: var(--color-white);
    font-weight: var(--fw-bold);
    font-size: var(--fs-h3);
}

.data-table th,
.data-table td {
    padding: 0.85rem 1.1rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border-soft);
    vertical-align: top;
}

.data-table thead th {
    background: var(--color-bg-dark);
    color: var(--color-heading);
    font-weight: var(--fw-bold);
}

.data-table tbody th {
    color: var(--color-white);
    font-weight: var(--fw-semibold);
    width: 34%;
}

.data-table tbody tr:last-child th,
.data-table tbody tr:last-child td {
    border-bottom: none;
}

.data-table tbody tr:hover {
    background: var(--color-card-hover);
}

/* --- Two-column feature grids --- */
.two-col {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-card-gap);
}

@media (min-width: 768px) {
    .two-col {
        grid-template-columns: 1fr 1fr;
    }
}

/* --- Generic card --- */
.card {
    background: var(--color-card);
    border-radius: var(--radius-card);
    padding: var(--space-card-padding);
    display: flex;
    flex-direction: column;
    gap: var(--space-h3-text);
}

/* --- Intro block --- */
.intro-block {
    display: flex;
    flex-direction: column;
    gap: var(--space-paragraph);
    font-size: clamp(0.95rem, 1.7vw, 1.0625rem);
}

/* --- CTA row --- */
.cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-card-gap);
    align-items: center;
}

/* --- Section heading helper --- */
.section-heading {
    margin-bottom: var(--space-h2-text);
}

/* --- Highlight strip (ratings, quick facts) --- */
.rating-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-accent-light);
    color: var(--color-btn-dark-text);
    font-weight: var(--fw-bold);
    padding: 0.4rem 0.9rem;
    border-radius: var(--radius-pill);
    font-size: var(--fs-small);
}

.rating-badge .stars {
    letter-spacing: 1px;
}

/* --- Fade-in animation (js/animations.js) ---
   Only hidden when JS is active (.js on <html>), so content is always
   visible if JavaScript is disabled or fails to load. */
.js .fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    will-change: opacity, transform;
}

.js .fade-in.is-visible {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: reduce) {
    .js .fade-in {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* --- Scroll-to-top button --- */
.scroll-top {
    position: fixed;
    right: 1.25rem;
    bottom: 1.25rem;
    z-index: 900;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--btn-cta-gradient);
    color: var(--color-btn-dark-text);
    display: grid;
    place-items: center;
    box-shadow: var(--shadow-card);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity var(--transition-med), transform var(--transition-med), visibility var(--transition-med);
}

.scroll-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: none;
}

.scroll-top svg {
    width: 22px;
    height: 22px;
}

/* --- Visually hidden --- */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
    border: 0;
}

/* --- Prose lists inside intro --- */
.check-list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.check-list li {
    position: relative;
    padding-left: 1.7rem;
}

.check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    color: var(--color-neon);
    font-weight: var(--fw-bold);
}