/* ============================================================
   COSTA REALITY — DESIGN SYSTEM v2
   Editorial style inspired by Rellox.cz
   Navy + Burgundy red · sharp edges · serif headlines
   ============================================================ */

:root, [data-theme="light"] {
  /* SURFACES */
  --color-bg: #FFFFFF;
  --color-surface: #FFFFFF;
  --color-surface-2: #F4F4F2;       /* light grey section */
  --color-surface-offset: #ECECE8;
  --color-surface-dark: #14233E;    /* deep navy footer */
  --color-divider: #E4E4E0;
  --color-border: #D6D6D0;

  /* TEXT */
  --color-text: #14233E;            /* deep navy */
  --color-text-muted: #5A6478;
  --color-text-faint: #9098A6;
  --color-text-inverse: #FFFFFF;

  /* PRIMARY = navy (used for buttons, headings) */
  --color-primary: #14233E;
  --color-primary-hover: #0B1830;
  --color-primary-active: #060F22;
  --color-primary-highlight: #DDE2EC;

  /* ACCENT = burgundy red (Rellox-style) */
  --color-accent: #9B1C1C;
  --color-accent-hover: #821414;
  --color-accent-active: #6A0F0F;
  --color-accent-highlight: #F5E1E1;

  --color-sea: #65A8B5;

  /* TYPOGRAPHY */
  --font-display: 'Playfair Display', 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, monospace;

  /* TYPE SCALE */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(2.75rem, 0.5rem + 6vw, 6.5rem);

  /* SPACING (4px base) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* RADII — sharp like Rellox */
  --radius-sm: 0;
  --radius-md: 0;
  --radius-lg: 0;
  --radius-xl: 0;
  --radius-2xl: 0;
  --radius-full: 9999px;

  /* SHADOWS */
  --shadow-sm: 0 1px 2px rgba(20,35,62,0.05);
  --shadow-md: 0 4px 16px rgba(20,35,62,0.08);
  --shadow-lg: 0 16px 48px rgba(20,35,62,0.12);
  --shadow-xl: 0 32px 80px rgba(20,35,62,0.18);

  /* TRANSITIONS */
  --transition-fast: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition: 320ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 600ms cubic-bezier(0.16, 1, 0.3, 1);

  /* CONTENT WIDTHS */
  --content-narrow: 720px;
  --content-default: 1080px;
  --content-wide: 1320px;
  --content-full: 1440px;

  --header-height: 88px;
}

/* === RESET === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  font-feature-settings: "kern", "liga", "calt";
  overflow-x: hidden;
}

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

ul, ol { list-style: none; }

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.15;
  text-wrap: balance;
  color: var(--color-text);
}

p, li, figcaption {
  text-wrap: pretty;
}

::selection {
  background: var(--color-accent);
  color: #FFFFFF;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

a, button, [role="button"], input, textarea, select {
  transition: color var(--transition-fast), background var(--transition-fast),
              border-color var(--transition-fast), box-shadow var(--transition-fast),
              transform var(--transition-fast), opacity var(--transition-fast);
}

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

/* === GLOBAL UTILITY: Rellox-style red triangle before section titles === */
.section-title-with-mark,
.eyebrow-mark {
  position: relative;
  display: inline-block;
}
.section-title-with-mark::before {
  content: "";
  position: absolute;
  top: -0.4em;
  left: -1.2em;
  width: 0;
  height: 0;
  border-left: 14px solid transparent;
  border-right: 14px solid transparent;
  border-bottom: 22px solid var(--color-accent);
  transform: rotate(-12deg);
}

/* All-caps eyebrow label */
.eyebrow {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--color-accent);
}
.eyebrow--muted { color: var(--color-text-muted); }
.eyebrow--inverse { color: rgba(255,255,255,0.75); }