/* ============================================================
   EASTERN APPLIANCES — STYLE.CSS
   Design tokens · Reset · Typography · Buttons · Utilities
   ============================================================ */

/* ── Design Tokens ── */
:root {
  /* Navy scale */
  --navy-950: #0B1627;
  --navy-900: #0F2040;
  --navy-800: #163058;
  --navy-700: #1E4070;
  --navy-600: #2A5490;
  --navy-500: #3B6BB0;
  --navy-400: #5A87C8;
  --navy-300: #83AAD8;
  --navy-200: #BAD0EA;
  --navy-100: #DDE9F5;
  --navy-50:  #F0F6FC;

  /* Warm scale */
  --warm-950: #1A1510;
  --warm-900: #2E271D;
  --warm-800: #4A3D2A;
  --warm-700: #6B5840;
  --warm-600: #8C7558;
  --warm-500: #B09070;
  --warm-400: #CEAF8D;
  --warm-300: #E0CDB2;
  --warm-200: #EDE0CC;
  --warm-100: #F6EFE2;
  --warm-50:  #FBF7F1;

  /* Surface */
  --cream:      #FAF7F2;
  --cream-dark: #F2EDE4;
  --white:      #FFFFFF;

  /* Accents */
  --accent-orange:       #D4612A;
  --accent-orange-light: #F5E6DC;
  --accent-teal:         #1A7060;

  /* Semantic */
  --text-primary:   var(--navy-900);
  --text-secondary: var(--navy-700);
  --text-muted:     var(--warm-600);

  /* Typography */
  --font-display: 'Lora', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(15,32,64,0.08), 0 1px 2px rgba(15,32,64,0.06);
  --shadow-md: 0 4px 16px rgba(15,32,64,0.10), 0 2px 6px rgba(15,32,64,0.06);
  --shadow-lg: 0 12px 40px rgba(15,32,64,0.12), 0 4px 12px rgba(15,32,64,0.08);

  /* Layout */
  --max-w: 1180px;
  --px:    clamp(1.25rem, 4vw, 2.5rem);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--cream);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font: inherit; }

/* ── Container ── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--px);
}

/* ── Typography ── */
.display-xl {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 4rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--navy-900);
}
.display-lg {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--navy-900);
}
.display-md {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.5vw, 1.75rem);
  font-weight: 600;
  line-height: 1.3;
  color: var(--navy-900);
}
.eyebrow {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-orange);
}
.body-lg { font-size: 1.1rem; line-height: 1.7; color: var(--text-secondary); }
.body-md { font-size: 0.95rem; line-height: 1.65; color: var(--text-secondary); }

/* ── Buttons ── */
.btn,
.btn-primary,
.btn-secondary,
.btn-outline,
.btn-accent,
.btn-ghost-white,
.btn-white {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 100px;
  padding: 0.75rem 1.75rem;
  transition: all 0.2s ease;
  white-space: nowrap;
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
}
.btn-primary {
  background: var(--accent-orange);
  color: var(--white);
  border-color: var(--accent-orange);
}
.btn-primary:hover {
  background: #B8521F;
  border-color: #B8521F;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-secondary {
  background: var(--white);
  color: var(--navy-900);
  border-color: var(--navy-200);
}
.btn-secondary:hover {
  border-color: var(--navy-500);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}
.btn-outline {
  background: transparent;
  color: var(--navy-900);
  border-color: var(--navy-300);
}
.btn-outline:hover {
  background: var(--navy-50);
  border-color: var(--navy-500);
}
.btn-accent {
  background: var(--accent-orange);
  color: var(--white);
  border-color: var(--accent-orange);
}
.btn-accent:hover {
  background: #B8521F;
  border-color: #B8521F;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-ghost-white {
  background: rgba(255,255,255,0.15);
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
}
.btn-ghost-white:hover {
  background: rgba(255,255,255,0.25);
  border-color: rgba(255,255,255,0.7);
}
.btn-white {
  background: var(--white);
  color: var(--navy-900);
  border-color: var(--white);
}
.btn-white:hover {
  background: var(--cream);
  border-color: var(--cream);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.2);
}
.btn-full { width: 100%; justify-content: center; }

/* ── Section Utilities ── */
.section { padding: clamp(3.5rem, 7vw, 6rem) 0; }
.section--cream { background: var(--cream); }
.section--white { background: var(--white); }
.section--navy  { background: var(--navy-900); }
.section--warm  { background: var(--warm-50); }

.section-header { margin-bottom: clamp(2rem, 4vw, 3.5rem); }
.section-header.centered { text-align: center; }
.section-header.centered .display-lg { max-width: 520px; margin: 0.75rem auto 0; }
.section-header .display-lg  { margin-top: 0.75rem; }
.section-header .display-md  { margin-top: 0.75rem; }
.section-header .body-lg     { margin-top: 0.75rem; }

.section-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

/* ── Page header (inner pages) ── */
.page-header {
  background: var(--navy-900);
  padding: clamp(2.5rem, 5vw, 4rem) 0;
  position: relative;
  overflow: hidden;
}
.page-header-inner { position: relative; z-index: 1; }
.page-header .eyebrow  { color: #FFCB80; margin-bottom: 0.75rem; }
.page-header .display-lg { color: var(--white); margin-bottom: 0.75rem; }
.page-header .body-lg  { color: rgba(255,255,255,0.7); max-width: 560px; }

/* ── Forms (shared field styles) ── */
.form-group { margin-bottom: 1.1rem; position: relative; }
.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--navy-800);
  margin-bottom: 0.4rem;
}
.required { color: var(--accent-orange); }
.form-input,
.form-textarea,
.form-select {
  width: 100%;
  border: 1.5px solid var(--navy-100);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.9rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-primary);
  background: var(--white);
  transition: border-color 0.15s;
  outline: none;
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus { border-color: var(--navy-500); }
.form-textarea { min-height: 100px; resize: vertical; }
.form-group.has-error .form-input,
.form-group.has-error .form-textarea,
.form-group.has-error .form-select { border-color: #c62828; }
.field-error,
.form-error {
  display: none;
  font-size: 0.78rem;
  color: #c62828;
  margin-top: 0.3rem;
}
.form-group.has-error .field-error,
.form-group.has-error .form-error { display: block; }

/* ── Skip Link ── */
.skip-link {
  position: absolute;
  top: -100px; left: 0;
  background: var(--navy-900);
  color: var(--white);
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  border-radius: 0 0 var(--radius-sm) 0;
  z-index: 9999;
}
.skip-link:focus { top: 0; }

/* ── Animations ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.6s ease forwards; }
.fade-up-delay-1 { animation-delay: 0.1s;  opacity: 0; }
.fade-up-delay-2 { animation-delay: 0.22s; opacity: 0; }
.fade-up-delay-3 { animation-delay: 0.34s; opacity: 0; }

/* ── Utilities ── */
.text-center { text-align: center; }
.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;
}