/* ============================================
   PRIME STONE DEVELOPERS — main.css
   Global styles, variables, typography, animations
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400;1,600&family=Montserrat:wght@400;500;700&family=Inter:wght@300;400;500&display=swap');

/* ── CSS Custom Properties ── */
:root {
  --gold: #D4AF37;
  --slate: #5A6169;
  --silver: #C0C0C0;
  --green: #0F6B50;
  --black: #111111;
  --white: #FFFFFF;
  --dark-bg: #1a1a1a;

  --font-display: 'Cormorant Garamond', serif;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;

  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 32px;
  --spacing-lg: 64px;
  --spacing-xl: 100px;

  --max-width: 1200px;
  --transition: 0.3s ease;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background-color: var(--black);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── Typography ── */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.15;
}
h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.2rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 2rem); }
h4 { font-size: 1.3rem; }

.eyebrow {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-bottom: var(--spacing-sm);
}

/* ── Layout Utilities ── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}
.section-pad { padding: var(--spacing-xl) 0; }
.section-pad-sm { padding: 60px 0; }
.text-center { text-align: center; }
.text-gold { color: var(--gold); }
.text-silver { color: var(--silver); }
.text-white { color: var(--white); }

/* ── Backgrounds ── */
.bg-black { background-color: var(--black); }
.bg-dark { background-color: var(--dark-bg); }
.bg-slate { background-color: var(--slate); }
.bg-gold { background-color: var(--gold); }

/* ── Buttons ── */
.btn {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 15px 36px;
  border-radius: 0;
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid var(--gold);
}
.btn-primary {
  background-color: var(--gold);
  color: var(--black);
  border-color: var(--gold);
}
.btn-primary:hover {
  background-color: transparent;
  color: var(--gold);
}
.btn-outline {
  background-color: transparent;
  color: var(--gold);
  border-color: var(--gold);
}
.btn-outline:hover {
  background-color: var(--gold);
  color: var(--black);
}
.btn-dark {
  background-color: var(--black);
  color: var(--gold);
  border-color: var(--black);
}
.btn-dark:hover {
  background-color: var(--gold);
  color: var(--black);
  border-color: var(--gold);
}

/* ── Section Headings ── */
.section-heading {
  margin-bottom: var(--spacing-md);
}
.section-heading h2 {
  color: var(--white);
}
.section-heading p {
  font-family: var(--font-body);
  color: var(--silver);
  font-size: 1.05rem;
  max-width: 640px;
  margin-top: var(--spacing-sm);
  line-height: 1.8;
}

/* ── Gold Animated Line Divider ── */
.gold-line-divider {
  width: 100%;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1.2s ease;
  margin: 0;
}
.gold-line-divider.visible {
  transform: scaleX(1);
}
.gold-line-wrap {
  overflow: hidden;
  width: 100%;
  line-height: 0;
}

/* ── Scroll Animations ── */
.animate-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.animate-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.animate-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.animate-left.visible {
  opacity: 1;
  transform: translateX(0);
}
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }

@media (prefers-reduced-motion: reduce) {
  .animate-up, .animate-left, .gold-line-divider {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ── Page Hero (shared) ── */
.page-hero {
  min-height: 45vh;
  display: flex;
  align-items: flex-end;
  padding-bottom: var(--spacing-lg);
  background-color: var(--black);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(17,17,17,0.5) 0%, rgba(17,17,17,0.85) 100%);
  z-index: 1;
}
.page-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { color: var(--white); }
.page-hero .hero-underline {
  display: block;
  width: 80px;
  height: 3px;
  background: var(--gold);
  margin-top: var(--spacing-sm);
}

/* ── Cards ── */
.card {
  background: var(--dark-bg);
  border: 1px solid rgba(212,175,55,0.15);
  padding: var(--spacing-md);
  transition: all var(--transition);
}
.card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(212,175,55,0.1);
}
.card-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--spacing-sm);
}
.card h3, .card h4 {
  color: var(--white);
  margin-bottom: var(--spacing-xs);
}
.card p { color: var(--silver); font-size: 0.92rem; line-height: 1.7; }

/* ── Grid Utilities ── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--spacing-md); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-md); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-md); }
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--spacing-md); }

/* ── Blockquote ── */
.quote-block {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  color: var(--white);
  line-height: 1.4;
  position: relative;
  padding-left: var(--spacing-md);
  border-left: 3px solid var(--gold);
}
.quote-attribution {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  margin-top: var(--spacing-sm);
}

/* ── Tag Pills ── */
.tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 4px 12px;
  border: 1px solid var(--gold);
  color: var(--gold);
}
.tag-green {
  border-color: var(--green);
  color: var(--green);
}

/* ── CTA Banner ── */
.cta-banner {
  background: var(--black);
  border-top: 1px solid rgba(212,175,55,0.2);
  border-bottom: 1px solid rgba(212,175,55,0.2);
  padding: 60px 0;
  text-align: center;
}
.cta-banner h2 { color: var(--white); margin-bottom: var(--spacing-sm); }
.cta-banner p { color: var(--silver); margin-bottom: var(--spacing-md); font-size: 1rem; }
.cta-banner .btn-group { display: flex; gap: var(--spacing-sm); justify-content: center; flex-wrap: wrap; }

/* ── Form Elements ── */
.form-group {
  margin-bottom: var(--spacing-sm);
}
.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--silver);
  margin-bottom: 6px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(192,192,192,0.3);
  border-radius: 0;
  padding: 13px 16px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition);
  appearance: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--gold);
}
.form-group select option { background: var(--dark-bg); }
.form-group textarea { min-height: 140px; resize: vertical; }

/* ── Numbered List ── */
.numbered-list { counter-reset: item; }
.numbered-list li {
  counter-increment: item;
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.numbered-list li::before {
  content: counter(item, decimal-leading-zero);
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--gold);
  line-height: 1;
  min-width: 48px;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-5 { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  :root { --spacing-xl: 60px; --spacing-lg: 40px; }
  .grid-2, .grid-3, .grid-4, .grid-5 { grid-template-columns: 1fr; }
  .section-pad { padding: 60px 0; }
  .container { padding: 0 var(--spacing-sm); }
}