:root {
  --color-bg-primary: #0B0B0D;
  --color-bg-secondary: #17181C;
  --color-bg-tertiary: #23262D;
  --color-text-primary: #F4F4F2;
  --color-text-secondary: #A9AFB7;
  --color-accent-gold: #D4A64F;
  --color-accent-crimson: #C62828;
  --color-border-muted: #343841;
  --color-overlay-glass: rgba(23,24,28,0.7);

  --font-heading: "Playfair Display", serif;
  --font-body: Inter, "Helvetica Neue", Arial, sans-serif;

  --text-xxl: clamp(2rem, 4vw, 2.8rem);
  --text-xl: clamp(1.6rem, 3vw, 2rem);
  --text-lg: clamp(1.3rem, 2.2vw, 1.5rem);
  --text-md: 1.25rem;
  --text-base: 1rem;
  --text-sm: 0.875rem;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;

  --container-max: 1200px;
  --container-pad: 1.5rem;

  --radius-sm: 8px;
  --radius-full: 999px;

  --shadow-soft: 0 4px 24px rgba(20,20,23,0.18);

  --transition-fast: 200ms cubic-bezier(0.4,0,0.2,1);
  --transition-medium: 300ms cubic-bezier(0.4,0,0.2,1);
}

@media (max-width: 900px) {
  :root {
    --container-pad: 1rem;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
  min-width: 0;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

svg {
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent-gold);
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
}

button {
  cursor: pointer;
}

ul {
  list-style: none !important;
  padding: 0;
  margin: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
  margin: 0 0 var(--space-4);
  letter-spacing: 0.02em;
}

h1 { font-size: var(--text-xxl); }
h2 { font-size: var(--text-xl); }
h3 { font-size: var(--text-lg); }
h4 { font-size: var(--text-md); }
h5 { font-size: var(--text-base); }
h6 { font-size: var(--text-sm); }

p {
  margin: 0 0 var(--space-4);
  color: var(--color-text-primary);
}

small {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

strong {
  font-weight: 600;
}

blockquote {
  margin: 0 0 var(--space-4);
  padding-left: var(--space-3);
  border-left: 2px solid var(--color-accent-gold);
  color: var(--color-text-secondary);
}

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

.section {
  padding-block: var(--space-6);
}

.card {
  background: var(--color-overlay-glass);
  border: 1px solid var(--color-border-muted);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
  backdrop-filter: blur(6px);
  transition: transform var(--transition-medium), background var(--transition-fast);
}

.card:hover {
  background: var(--color-bg-secondary);
}

.card > *:last-child {
  margin-bottom: 0;
}

.panel {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-muted);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
}

.panel > *:last-child {
  margin-bottom: 0;
}

.surface-tertiary {
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  line-height: 1.2;
  transition: all var(--transition-fast);
}

.btn-primary {
  background: var(--color-accent-crimson);
  color: #fff;
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-secondary {
  background: var(--color-accent-gold);
  color: #000 !important;
}

.btn-secondary:hover {
  opacity: 0.9;
}

.btn:focus-visible,
a:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
}

.flex {
  display: flex;
  gap: var(--space-3);
}

.flex-row {
  flex-direction: row;
}

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

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

.flex-between {
  justify-content: space-between;
  align-items: center;
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.grid-auto {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.grid-auto > * {
  min-width: 0;
}

.ribbon-21 {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: var(--color-accent-crimson);
  color: #fff;
  text-align: center;
  font-size: var(--text-sm);
  padding: var(--space-2);
  z-index: 1000;
}

body.has-ribbon {
  padding-top: 40px;
}

.header-offset {
  height: 40px;
}

.footer {
  background: var(--color-bg-secondary);
  padding: var(--space-5) 0;
  border-top: 1px solid var(--color-border-muted);
}

.footer a {
  color: var(--color-text-secondary);
}

.footer a:hover {
  color: var(--color-accent-gold);
}