/* ============================================
   R.L. SIMMONS BUILDER — Design Tokens & Base
   ============================================ */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;0,800;1,400;1,700&family=Source+Sans+3:ital,wght@0,300;0,400;0,600;0,700;1,400&family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;1,400;1,500;1,600&display=swap');

/* --- Color Palette --- */
:root {
  --deep-moss:     #2C3E2D;
  --deep-moss-rgb: 44, 62, 45;
  --limestone:     #E8E0D4;
  --limestone-rgb: 232, 224, 212;
  --aged-iron:     #4A4238;
  --aged-iron-rgb: 74, 66, 56;
  --copper:        #B87333;
  --copper-light:  #D4956B;
  --copper-rgb:    184, 115, 51;
  --warm-white:    #FAF7F2;
  --warm-white-rgb:250, 247, 242;
  --creek-stone:   #9B8F80;
  --creek-stone-rgb:155, 143, 128;
  --charcoal:      #1A1A18;
  --charcoal-rgb:  26, 26, 24;
  --sage:          #7A8B6F;
  --parchment:     #F0EBE0;
  --parchment-rgb: 240, 235, 224;

  /* --- Typography --- */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Source Sans 3', 'Segoe UI', sans-serif;
  --font-accent:  'Cormorant Garamond', Georgia, serif;

  --text-base:    18px;
  --text-sm:      0.875rem;
  --text-xs:      0.75rem;
  --text-lg:      1.125rem;
  --text-xl:      1.25rem;
  --line-height:  1.7;

  /* --- Spacing --- */
  --space-xs:   0.5rem;
  --space-sm:   1rem;
  --space-md:   2rem;
  --space-lg:   4rem;
  --space-xl:   6rem;
  --space-2xl:  8rem;

  /* --- Layout --- */
  --container-max: 1280px;
  --container-narrow: 900px;
  --header-height: 80px;

  /* --- Transitions --- */
  --ease-out:    cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-in-out: cubic-bezier(0.42, 0, 0.58, 1);
  --transition-fast:   0.2s var(--ease-out);
  --transition-medium: 0.4s var(--ease-out);
  --transition-slow:   0.7s var(--ease-out);

  /* --- Borders & Shadows --- */
  --border-subtle: 1px solid rgba(var(--creek-stone-rgb), 0.3);
  --shadow-sm:  0 2px 8px rgba(var(--charcoal-rgb), 0.06);
  --shadow-md:  0 4px 20px rgba(var(--charcoal-rgb), 0.1);
  --shadow-lg:  0 8px 40px rgba(var(--charcoal-rgb), 0.15);
}

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

html {
  font-size: var(--text-base);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: var(--line-height);
  color: var(--aged-iron);
  background-color: var(--warm-white);
  overflow-x: hidden;
}

body.nav-open,
body.modal-open {
  overflow: hidden;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* --- Base Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--charcoal);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
}

h4 {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
}

p {
  margin-bottom: 1em;
}

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

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--copper);
}

.accent-text {
  font-family: var(--font-accent);
  font-style: italic;
  font-weight: 500;
}

/* --- Selection --- */
::selection {
  background-color: rgba(var(--copper-rgb), 0.2);
  color: var(--charcoal);
}

/* --- Scrollbar (webkit) --- */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--parchment);
}

::-webkit-scrollbar-thumb {
  background: var(--creek-stone);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--aged-iron);
}

/* --- Skip Link (accessibility) --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--deep-moss);
  color: white;
  padding: var(--space-xs) var(--space-sm);
  z-index: 10000;
  font-size: var(--text-sm);
  border-radius: 0 0 4px 4px;
}

.skip-link:focus {
  top: 0;
}

@media (max-width: 767px) {
  :root {
    --text-base: 16px;
    --header-height: 64px;
    --space-lg:  2rem;
    --space-xl:  3.5rem;
    --space-2xl: 5rem;
  }
}