/* Dynovex — movement training resource. Deep red / charcoal / light gray */
:root {
  --color-bg: #121212;
  --color-surface: #1a1a1a;
  --color-surface-2: #222;
  --color-border: #2e2e2e;
  --color-text: #e8e8e8;
  --color-muted: #a8a8a8;
  --color-red: #c41e3a;
  --color-red-bright: #ff2d3d;
  --color-red-dim: #8b0f1a;
  --font-sans: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --space-xs: 0.35rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --radius: 10px;
  --max: 1120px;
  --focus: 3px solid var(--color-red-bright);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-red-bright);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

a:hover {
  color: #ff6b76;
}

a:focus-visible {
  outline: var(--focus);
  outline-offset: 2px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 1000;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-red);
  color: #fff;
  font-weight: 700;
}

.skip-link:focus {
  left: var(--space-md);
  outline: var(--focus);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(18, 18, 18, 0.95);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
}

.site-header__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: var(--space-sm) var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: inherit;
}

.brand__logo {
  flex-shrink: 0;
}

.nav-toggle {
  display: none;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.5rem 0.65rem;
  cursor: pointer;
}

.nav-toggle:focus-visible {
  outline: var(--focus);
}

.nav-toggle__bar,
.nav-toggle__bar::before,
.nav-toggle__bar::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  position: relative;
}

.nav-toggle__bar::before,
.nav-toggle__bar::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle__bar::before {
  top: -7px;
}

.nav-toggle__bar::after {
  top: 7px;
}

.site-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs) var(--space-md);
}

.site-nav a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  padding: 0.35rem 0;
  border-bottom: 2px solid transparent;
}

.site-nav a:hover {
  color: var(--color-red-bright);
}

.site-nav a[aria-current="page"] {
  color: var(--color-red-bright);
  border-bottom-color: var(--color-red-bright);
}

@media (max-width: 900px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md);
    display: none;
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav__list {
    flex-direction: column;
  }
}

main {
  outline: none;
}

.layout {
  max-width: var(--max);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md) var(--space-xl);
}

.page-hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-xl);
  align-items: center;
  margin-bottom: var(--space-xl);
}

@media (max-width: 860px) {
  .page-hero {
    grid-template-columns: 1fr;
  }
}

.page-hero__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--color-red-bright);
  margin: 0 0 var(--space-sm);
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1.15;
  margin: 0 0 var(--space-md);
}

.page-hero__lead {
  color: var(--color-muted);
  margin: 0 0 var(--space-lg);
  max-width: 42ch;
}

.page-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.hero-visual {
  position: relative;
  border-radius: calc(var(--radius) + 4px);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(196, 30, 58, 0.25), transparent 55%);
  pointer-events: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius);
  font-weight: 700;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  font-size: 1rem;
  font-family: inherit;
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-red-bright), var(--color-red-dim));
  color: #fff;
}

.btn--primary:hover {
  filter: brightness(1.08);
  color: #fff;
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn--ghost:hover {
  border-color: var(--color-red-bright);
  color: var(--color-red-bright);
}

.section-title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  margin: 0 0 var(--space-sm);
}

.section-intro {
  color: var(--color-muted);
  margin: 0 0 var(--space-lg);
  max-width: 70ch;
}

.section-block {
  margin-bottom: var(--space-xl);
}

/* Step-by-step guide */
.steps {
  display: grid;
  gap: 0;
  position: relative;
  margin: var(--space-lg) 0;
}

.steps::before {
  content: "";
  position: absolute;
  left: 1.25rem;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(var(--color-red-dim), var(--color-red-bright));
  border-radius: 2px;
}

.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-md);
  padding: var(--space-md) 0 var(--space-md) 0;
  position: relative;
}

.step__num {
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 50%;
  background: var(--color-surface);
  border: 3px solid var(--color-red-bright);
  color: var(--color-text);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.step__body h3 {
  margin: 0 0 var(--space-xs);
  font-size: 1.15rem;
}

.step__body p {
  margin: 0;
  color: var(--color-muted);
}

/* Timeline */
.timeline {
  margin: var(--space-lg) 0;
  padding-left: var(--space-md);
  border-left: 3px solid var(--color-border);
}

.timeline__item {
  position: relative;
  padding: var(--space-md) 0 var(--space-md) var(--space-lg);
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--space-md) - 7px);
  top: 1.35rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-red-bright);
  border: 3px solid var(--color-bg);
  box-shadow: 0 0 0 2px var(--color-red-dim);
}

.timeline__item h3 {
  margin: 0 0 var(--space-xs);
  font-size: 1.1rem;
}

.timeline__item p {
  margin: 0;
  color: var(--color-muted);
}

/* Visual routine blocks — varied, not uniform cards */
.routine-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-md);
  margin: var(--space-lg) 0;
}

.routine-block {
  padding: var(--space-lg);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.routine-block--wide {
  grid-column: span 8;
  background: linear-gradient(160deg, var(--color-surface) 0%, #1f1215 100%);
  border-left: 4px solid var(--color-red-bright);
}

.routine-block--tall {
  grid-column: span 4;
  grid-row: span 2;
  background: var(--color-surface-2);
  min-height: 220px;
}

.routine-block--stripe {
  grid-column: span 6;
  background: repeating-linear-gradient(
    -45deg,
    var(--color-surface),
    var(--color-surface) 10px,
    #252525 10px,
    #252525 20px
  );
}

.routine-block--accent {
  grid-column: span 6;
  background: radial-gradient(circle at 100% 0%, rgba(255, 45, 61, 0.2), var(--color-surface));
}

.routine-block h3 {
  margin: 0 0 var(--space-sm);
  font-size: 1.2rem;
}

.routine-block p {
  margin: 0;
  color: var(--color-muted);
}

.routine-block .tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-red-bright);
  margin-bottom: var(--space-sm);
}

@media (max-width: 768px) {
  .routine-block--wide,
  .routine-block--tall,
  .routine-block--stripe,
  .routine-block--accent {
    grid-column: span 12;
    grid-row: auto;
    min-height: auto;
  }
}

/* Icon chip */
.icon-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-muted);
  font-size: 0.95rem;
  margin-top: var(--space-sm);
}

.icon-chip svg {
  width: 1.1rem;
  height: 1.1rem;
  color: var(--color-red-bright);
}

/* Content columns */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}

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

.figure {
  margin: var(--space-md) 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.figure figcaption {
  padding: var(--space-sm) var(--space-md);
  font-size: 0.9rem;
  color: var(--color-muted);
  background: var(--color-surface);
}

.article-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.article-list li {
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
}

.article-list a {
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
}

.article-list a:hover {
  color: var(--color-red-bright);
}

/* Forms */
.form {
  max-width: 560px;
}

.form label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.form input,
.form textarea,
.form select {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-family: inherit;
  font-size: 1rem;
}

.form input:focus-visible,
.form textarea:focus-visible,
.form select:focus-visible {
  outline: var(--focus);
  border-color: var(--color-red-bright);
}

.form .field {
  margin-bottom: var(--space-md);
}

/* Footer */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-xl) var(--space-md);
  margin-top: var(--space-xl);
}

.site-footer__grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 900px) {
  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 520px) {
  .site-footer__grid {
    grid-template-columns: 1fr;
  }
}

.site-footer__brand {
  font-weight: 800;
  font-size: 1.1rem;
  margin: 0 0 var(--space-xs);
}

.site-footer__tagline {
  color: var(--color-muted);
  margin: 0;
  font-size: 0.95rem;
}

.site-footer__heading {
  font-weight: 700;
  margin: 0 0 var(--space-sm);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
}

.site-footer__links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer__links a {
  color: var(--color-text);
  text-decoration: none;
}

.site-footer__links a:hover {
  color: var(--color-red-bright);
}

.site-footer__address {
  color: var(--color-muted);
  margin: 0 0 var(--space-sm);
  font-size: 0.95rem;
}

.site-footer__copy {
  max-width: var(--max);
  margin: var(--space-lg) auto 0;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  font-size: 0.85rem;
  color: var(--color-muted);
  text-align: center;
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 200;
  background: rgba(26, 26, 26, 0.97);
  border-top: 2px solid var(--color-red-dim);
  padding: var(--space-md);
  box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.4);
}

.cookie-banner[hidden] {
  display: none;
}

.cookie-banner__inner {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  gap: var(--space-md);
}

@media (min-width: 720px) {
  .cookie-banner__inner {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

.cookie-banner__title {
  margin: 0;
  font-size: 1.1rem;
}

.cookie-banner__text {
  margin: 0;
  color: var(--color-muted);
  max-width: 65ch;
}

.cookie-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: center;
}

/* Legal prose */
.legal {
  max-width: 72ch;
}

.legal h2 {
  font-size: 1.25rem;
  margin-top: var(--space-xl);
}

.legal h2:first-child {
  margin-top: 0;
}

.legal p,
.legal li {
  color: var(--color-muted);
}

.legal ul {
  padding-left: 1.25rem;
}

/* Thank you */
.thankyou {
  text-align: center;
  padding: var(--space-xl) 0;
}

.thankyou h1 {
  font-size: 2rem;
}