/* ============================================================
   Ranch Website Inventory — Marketing
   Palette: warm cream surfaces, deep oak text, sage primary,
   barn-red accent. Inter only.
   ============================================================ */

:root,
[data-theme="light"] {
  /* Surfaces — warm cream */
  --color-bg: #f6f1e7;
  --color-surface: #fbf7ee;
  --color-surface-2: #fefcf5;
  --color-surface-offset: #ede5d3;
  --color-surface-offset-2: #e2d8c1;
  --color-divider: #d8ccaf;
  --color-border: #c4b694;

  /* Text — deep oak */
  --color-text: #2a2618;
  --color-text-muted: #6b6451;
  --color-text-faint: #9a9078;
  --color-text-inverse: #fbf7ee;

  /* Primary — sage / pasture green */
  --color-primary: #4a6b3a;
  --color-primary-hover: #3a5630;
  --color-primary-active: #2b4124;
  --color-primary-highlight: #d8e0c7;

  /* Accent — barn red (used sparingly) */
  --color-accent: #9b3a2a;
  --color-accent-hover: #7d2d20;

  /* Type */
  --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, 1rem + 6vw, 6.5rem);

  /* Space */
  --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;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-full: 9999px;

  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-sm: 0 1px 2px rgba(42, 38, 24, 0.08);
  --shadow-md: 0 4px 12px rgba(42, 38, 24, 0.10);
  --shadow-lg: 0 12px 32px rgba(42, 38, 24, 0.14);

  --content-narrow: 640px;
  --content-default: 1040px;
  --content-wide: 1200px;

  --font-body: 'Inter', system-ui, sans-serif;
}

[data-theme="dark"] {
  --color-bg: #181612;
  --color-surface: #1f1d18;
  --color-surface-2: #25231d;
  --color-surface-offset: #2a2821;
  --color-surface-offset-2: #322f27;
  --color-divider: #3a3730;
  --color-border: #4a463d;

  --color-text: #ece6d6;
  --color-text-muted: #9c9684;
  --color-text-faint: #6a6557;
  --color-text-inverse: #1f1d18;

  --color-primary: #8aa86f;
  --color-primary-hover: #9eba84;
  --color-primary-active: #b3cb9a;
  --color-primary-highlight: #2f3a26;
  --color-text-inverse: #14180f;

  --color-accent: #c75b48;
  --color-accent-hover: #d77467;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.6);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #181612;
    --color-surface: #1f1d18;
    --color-surface-2: #25231d;
    --color-surface-offset: #2a2821;
    --color-divider: #3a3730;
    --color-border: #4a463d;
    --color-text: #ece6d6;
    --color-text-muted: #9c9684;
    --color-text-faint: #6a6557;
    --color-text-inverse: #1f1d18;
    --color-primary: #8aa86f;
    --color-primary-hover: #9eba84;
    --color-primary-highlight: #2f3a26;
    --color-accent: #c75b48;
  }
}

/* ----- reset ----- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-16);
}
body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-feature-settings: "cv11", "ss01";
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg);
}
img, svg, picture, video { display: block; max-width: 100%; height: auto; }
input, button, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.15; letter-spacing: -0.015em; }
p { text-wrap: pretty; max-width: 64ch; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-hover); }
button { cursor: pointer; background: none; border: none; }
::selection { background: var(--color-primary-highlight); color: var(--color-text); }
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}
a, button { transition: color var(--transition-interactive), background var(--transition-interactive), border-color var(--transition-interactive); }

/* ----- layout ----- */
.container {
  width: 100%;
  max-width: var(--content-default);
  margin-inline: auto;
  padding-inline: var(--space-6);
}
@media (min-width: 768px) {
  .container { padding-inline: var(--space-10); }
}

/* ----- header ----- */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-divider);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-4);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  font-weight: 600;
}
.brand__mark { color: var(--color-primary); flex-shrink: 0; }
.brand__name {
  font-size: var(--text-sm);
  letter-spacing: -0.005em;
}
.nav {
  display: none;
  gap: var(--space-6);
}
.nav a {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
}
.nav a:hover, .nav a[aria-current="page"] { color: var(--color-text); }
@media (min-width: 720px) { .nav { display: inline-flex; } }
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  border: 1px solid transparent;
}
.theme-toggle:hover { color: var(--color-text); background: var(--color-surface-offset); }

/* ----- hero ----- */
.hero {
  position: relative;
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg) 100%);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, color-mix(in srgb, var(--color-text) 6%, transparent) 1px, transparent 0);
  background-size: 28px 28px;
  opacity: 0.4;
  pointer-events: none;
}
.hero__inner { position: relative; max-width: 880px; }
.eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary-highlight);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
}
.hero__title {
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.05;
  max-width: 18ch;
  margin-bottom: var(--space-6);
}
@media (min-width: 768px) {
  .hero__title { font-size: clamp(2.5rem, 1rem + 4.5vw, 4.5rem); }
}
.hero__lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 52ch;
  margin-bottom: var(--space-8);
}
.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}
.hero__meta {
  font-size: var(--text-sm);
  color: var(--color-text-faint);
}
.hero__divider {
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 1px;
  background: var(--color-divider);
}

/* ----- buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: -0.005em;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.btn--primary:hover { background: var(--color-primary-hover); color: var(--color-text-inverse); }
.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn--ghost:hover { background: var(--color-surface-offset); color: var(--color-text); }
.btn--lg { padding: var(--space-4) var(--space-6); font-size: var(--text-base); }

/* ----- sections ----- */
.section__title {
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-10);
  max-width: 24ch;
}

.features {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}
.features__grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .features__grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 960px) { .features__grid { grid-template-columns: repeat(4, 1fr); } }
.feature {
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
}
.feature__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}
.feature__icon svg { width: 22px; height: 22px; }
.feature h3 {
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-2);
  letter-spacing: -0.01em;
}
.feature p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* ----- how / steps ----- */
.how {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
  background: var(--color-surface-offset);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}
.steps {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
  list-style: none;
}
@media (min-width: 720px) { .steps { grid-template-columns: 1fr 1fr; gap: var(--space-8); } }
.step {
  padding: var(--space-6) 0;
  border-top: 1px solid var(--color-border);
}
.step__num {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}
.step h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-bottom: var(--space-2);
}
.step p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 50ch;
}

/* ----- install ----- */
.install {
  padding-block: clamp(var(--space-20), 10vw, var(--space-32));
  text-align: center;
}
.install__inner { max-width: 640px; margin-inline: auto; }
.install .section__title { margin-inline: auto; }
.install__lede {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin: 0 auto var(--space-8);
  max-width: 48ch;
}
.install__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
  margin-bottom: var(--space-6);
}
.install__meta {
  font-size: var(--text-sm);
  color: var(--color-text-faint);
}
.install__meta a { color: var(--color-text-muted); text-decoration: underline; text-underline-offset: 3px; }

/* ----- footer ----- */
.footer {
  padding-block: var(--space-12);
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
}
.footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}
@media (min-width: 720px) {
  .footer__inner { flex-direction: row; align-items: center; justify-content: space-between; }
}
.footer__brand .brand__name { font-weight: 600; font-size: var(--text-sm); display: block; margin-bottom: var(--space-1); }
.footer__tag {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.footer__nav { display: inline-flex; gap: var(--space-6); }
.footer__nav a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.footer__nav a:hover { color: var(--color-text); }
.footer__copy {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ----- legal page ----- */
.legal { padding-block: clamp(var(--space-12), 6vw, var(--space-20)); }
.legal__inner { max-width: var(--content-narrow); }
.legal h1 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-block: var(--space-4) var(--space-2);
}
.legal__meta {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-bottom: var(--space-8);
}
.legal .lede {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-10);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-divider);
}
.legal h2 {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-block: var(--space-10) var(--space-3);
  letter-spacing: -0.015em;
}
.legal p { margin-bottom: var(--space-4); color: var(--color-text); }
.legal__list {
  margin: var(--space-2) 0 var(--space-4) var(--space-5);
  display: grid;
  gap: var(--space-2);
}
.legal__list li { color: var(--color-text); }
.legal code {
  font-family: 'SF Mono', Consolas, monospace;
  font-size: 0.9em;
  background: var(--color-surface-offset);
  padding: 0.1em 0.4em;
  border-radius: var(--radius-sm);
}
.legal__back {
  margin-top: var(--space-16);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-sm);
}