/* ==========================================================================
   global.css — base layout, typography, buttons, tables, utilities
   ========================================================================== */

@font-face {
  font-family: "Norse";
  src: local("Norse Bold"), local("Norse");
  font-weight: 700;
  font-display: swap;
}

body {
  background-color: var(--color-bg-primary);
  color: var(--color-text);
  font-family: var(--font-main);
  font-size: var(--fs-body);
  font-weight: var(--fw-regular);
  line-height: var(--lh-base);
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.main {
  flex: 1 0 auto;
  padding-bottom: var(--space-section);
}

/* --- Skip link --- */
.skip-link {
  position: absolute;
  left: var(--space-sm);
  top: -100%;
  z-index: 200;
  background: var(--color-heading);
  color: var(--color-bg-primary);
  font-weight: var(--fw-bold);
  padding: var(--space-2xs) var(--space-sm);
  clip-path: var(--clip-corner);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-sm);
}

/* --- Focus visible --- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
}

/* --- Headings --- */
h1,
h2,
h3 {
  color: var(--color-heading);
  line-height: var(--lh-heading);
  font-weight: var(--fw-black);
}

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

h2 {
  font-size: var(--fs-h2);
  font-weight: var(--fw-bold);
  position: relative;
  padding-bottom: var(--space-xs);
}

h2::after {
  content: "";
  display: block;
  width: 96px;
  height: 3px;
  margin-top: var(--space-2xs);
  background: var(--gradient-accent-line);
}

h3 {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  letter-spacing: 0.02em;
}

/* --- Text blocks --- */
p {
  margin-bottom: var(--space-md);
}

p:last-child {
  margin-bottom: 0;
}

/* --- Contextual internal links inside body copy --- */
.content-link,
.contact-card a {
  color: var(--color-heading);
  font-weight: var(--fw-semibold);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-decoration-color: var(--color-accent);
  text-underline-offset: 4px;
  transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}

.content-link:hover,
.content-link:focus-visible,
.contact-card a:hover {
  color: var(--color-accent);
  text-decoration-color: var(--color-heading);
}

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

/* --- Lists --- */
.content-list {
  list-style: none;
  margin: 0 0 var(--space-md);
  padding: 0;
  display: grid;
  gap: var(--space-2xs);
}

.content-list__item {
  position: relative;
  padding-left: var(--space-md);
}

.content-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  clip-path: polygon(0 0, 100% 0, 100% 60%, 60% 100%, 0 100%);
}

/* --- Tables --- */
.table-wrap {
  width: 100%;
  overflow-x: auto;
  margin-bottom: var(--space-md);
  background: var(--color-card);
  padding: var(--space-lg);
  clip-path: var(--clip-corner);
}

.data-table {
  min-width: 0;
  font-size: var(--fs-small);
}

.data-table--cols-3 {
  min-width: 28rem;
}

.data-table--cols-4 {
  min-width: 36rem;
}

.data-table--cols-5 {
  min-width: 44rem;
}

.data-table th,
.data-table td {
  text-align: left;
  padding: var(--space-2xs) var(--space-xs);
  border-bottom: 1px solid var(--color-divider);
  vertical-align: top;
}

.data-table thead th {
  background: var(--color-bg-dark);
  color: var(--color-heading);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.data-table tbody tr:nth-child(even) {
  background: rgba(57, 73, 80, 0.14);
}

.data-table tbody td:first-child {
  color: var(--color-white);
  font-weight: var(--fw-medium);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xs);
  padding: var(--space-xs) var(--space-lg);
  min-height: 2.875rem;
  font-size: var(--fs-btn);
  font-weight: var(--fw-bold);
  color: var(--color-btn-text);
  text-align: center;
  border-radius: var(--radius);
  clip-path: var(--clip-corner);
  transition: filter var(--transition-fast), transform var(--transition-fast);
}

.btn--primary {
  background: var(--gradient-primary);
}

.btn--secondary {
  background: var(--gradient-secondary);
}

.btn:hover {
  filter: brightness(1.18);
}

.btn:active {
  transform: translateY(1px);
}

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

.section-cta {
  margin-top: var(--space-md);
}

/* --- Breadcrumbs --- */
.breadcrumbs {
  font-size: var(--fs-small);
  padding-block: var(--space-sm);
}

.breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2xs);
}

.breadcrumbs__item:not(:last-child)::after {
  content: "›";
  margin-left: var(--space-2xs);
  color: var(--color-cool);
}

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

.breadcrumbs__item[aria-current="page"] {
  color: var(--color-heading);
}

/* --- Section rhythm --- */
.section {
  margin-top: var(--space-section);
}

.section > * + * {
  margin-top: var(--space-h2-text);
}

.section h3 {
  margin-top: var(--space-xl);
}

.section h3 + * {
  margin-top: var(--space-h3-text);
}

/* --- Intro block --- */
.intro {
  margin-top: var(--space-xl);
  background: var(--color-card);
  padding: var(--space-lg);
  border-left: 3px solid var(--color-accent);
  clip-path: var(--clip-corner);
}

/* --- Scroll to top --- */
.to-top {
  position: fixed;
  right: clamp(0.75rem, 2vw, 1.5rem);
  bottom: clamp(0.75rem, 2vw, 1.5rem);
  z-index: var(--z-totop);
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  background: var(--gradient-primary);
  color: var(--color-btn-text);
  clip-path: var(--clip-corner);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
}

.to-top--visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* --- Scroll animations --- */
.is-animated {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.is-animated.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .is-animated {
    opacity: 1;
    transform: none;
  }
}

/* --- 404 --- */
.error-page {
  text-align: center;
  padding-block: clamp(3rem, 10vw, 7rem);
  display: grid;
  gap: var(--space-md);
  justify-items: center;
}

.error-page__code {
  font-family: var(--font-display);
  font-size: clamp(5rem, 22vw, 11rem);
  line-height: 1;
  font-weight: var(--fw-black);
  color: var(--color-heading);
}

.error-page__text {
  max-width: 44rem;
}

.intro__lead {
  color: var(--color-white);
  font-size: clamp(1.0625rem, 1.8vw, 1.25rem);
  font-weight: var(--fw-semibold);
}

.faq__title {
  margin: 0;
  font-family: var(--font-main);
  font-size: inherit;
  font-weight: inherit;
  color: inherit;
  letter-spacing: normal;
}

@media (min-width: 768px) {
  .data-table th,
  .data-table td {
    padding: var(--space-xs) var(--space-sm);
  }
}