/* ==========================================================================
   Nadia Cal Glass Designs - Bespoke Decorative Glazing
   Artisan Lead & Film Overlays for Modern Double Glazing
   ========================================================================== */

:root {
  /* Slate & Handcrafted Lead Palette */
  --lead-900: #191e23;
  --lead-850: #222930;
  --lead-700: #38434e;
  --lead-500: #586573;
  --lead-300: #93a0ae;
  --lead-line: rgba(34, 41, 48, 0.16);
  --lead-line-strong: rgba(34, 41, 48, 0.35);

  /* Warm Linen Canvas & Translucency */
  --canvas-bg: #f8f6f2;
  --card-bg: rgba(255, 255, 255, 0.82);
  --card-border: rgba(255, 255, 255, 0.65);
  --card-shadow: 0 20px 50px -12px rgba(25, 30, 35, 0.08), 0 1px 3px rgba(25, 30, 35, 0.04);

  /* Organic Sea-Glass Sage & Warm Clay Accents */
  --sage-700: #4a6154;
  --sage-600: #5c7567;
  --sage-200: #dce5e0;
  --sage-100: #edf3f0;
  --sage-glow: rgba(92, 117, 103, 0.16);

  --clay-600: #935d45;
  --clay-500: #ab6f53;
  --clay-100: #f6eee9;
  --clay-glow: rgba(171, 111, 83, 0.12);

  /* Typography */
  --font-serif: 'Cormorant Garamond', Garamond, Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Transitions */
  --transition-smooth: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  background-color: var(--canvas-bg);
  color: var(--lead-900);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.6;
  position: relative;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
}

/* Ambient Backdrop with Subtle Glass Glows & Lead Grid */
.ambient-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.8;
}

.orb-sage {
  top: -10%;
  left: 15%;
  width: 55vw;
  height: 55vw;
  max-width: 650px;
  max-height: 650px;
  background: radial-gradient(circle, var(--sage-glow) 0%, rgba(92, 117, 103, 0) 70%);
}

.orb-amber {
  bottom: -5%;
  right: 10%;
  width: 45vw;
  height: 45vw;
  max-width: 500px;
  max-height: 500px;
  background: radial-gradient(circle, var(--clay-glow) 0%, rgba(171, 111, 83, 0) 70%);
}

.lead-grid-pattern {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(to right, var(--lead-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--lead-line) 1px, transparent 1px);
  background-size: 120px 120px;
  mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.45) 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.45) 30%, transparent 80%);
  opacity: 0.7;
}

/* Page Container */
.page-wrapper {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header */
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--lead-line);
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-monogram {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--lead-900);
  border: 1px solid var(--lead-line-strong);
  background: rgba(255, 255, 255, 0.7);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1.15;
  color: var(--lead-900);
  text-transform: uppercase;
}

.brand-sub {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--lead-500);
  margin-top: 2px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.9rem;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--lead-line);
  border-radius: 999px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.status-indicator {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--sage-600);
  box-shadow: 0 0 0 3px var(--sage-200);
}

.status-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--lead-700);
  letter-spacing: 0.02em;
}

/* Hero Section */
.hero-container {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 0;
}

/* Architectural Frame Card */
.lead-frame-card {
  position: relative;
  width: 100%;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 4px;
  padding: 3.5rem 3rem;
  box-shadow: var(--card-shadow);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  text-align: center;
}

/* Inset Leaded Border Effect */
.lead-frame-card::before {
  content: '';
  position: absolute;
  inset: 12px;
  border: 1px solid var(--lead-line);
  pointer-events: none;
}

/* Leaded Motif Emblem */
.leaded-emblem {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--sage-700);
  transition: var(--transition-smooth);
}

.tagline-eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--clay-600);
  margin-bottom: 1.25rem;
}

.hero-heading {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 400;
  line-height: 1.18;
  color: var(--lead-900);
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
}

.desktop-break {
  display: none;
}

@media (min-width: 768px) {
  .desktop-break {
    display: inline;
  }
}

.hero-summary {
  max-width: 680px;
  margin: 0 auto 3.5rem;
  font-size: 1.08rem;
  font-weight: 300;
  line-height: 1.75;
  color: var(--lead-700);
}

/* Three Feature Pillars */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  text-align: left;
  margin-bottom: 3.5rem;
}

@media (min-width: 820px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-item {
  position: relative;
  padding: 1.75rem 1.5rem;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--lead-line);
  transition: var(--transition-smooth);
}

.feature-item:hover {
  background: rgba(255, 255, 255, 0.95);
  border-color: var(--lead-line-strong);
  transform: translateY(-2px);
}

.feature-icon {
  color: var(--sage-700);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
}

.feature-content h3 {
  font-family: var(--font-serif);
  font-size: 1.28rem;
  font-weight: 600;
  color: var(--lead-900);
  margin-bottom: 0.6rem;
  letter-spacing: 0.01em;
}

.feature-content p {
  font-size: 0.88rem;
  color: var(--lead-500);
  line-height: 1.6;
}

/* Contact / Call to Action Box */
.contact-panel {
  position: relative;
  background: linear-gradient(135deg, rgba(247, 245, 240, 0.9) 0%, rgba(237, 243, 240, 0.75) 100%);
  border: 1px solid var(--lead-line-strong);
  padding: 2.25rem 2rem;
  margin-top: 1rem;
}

.contact-prompt {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 600;
  color: var(--lead-900);
  margin-bottom: 0.5rem;
}

.contact-desc {
  max-width: 580px;
  margin: 0 auto 1.75rem;
  font-size: 0.92rem;
  color: var(--lead-700);
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  padding: 0.85rem 1.6rem;
  border-radius: 2px;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.btn-primary {
  background-color: var(--lead-900);
  color: #ffffff;
  border: 1px solid var(--lead-900);
}

.btn-primary:hover {
  background-color: var(--sage-700);
  border-color: var(--sage-700);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(74, 97, 84, 0.25);
}

.btn-outline {
  background-color: transparent;
  color: var(--lead-850);
  border: 1px solid var(--lead-line-strong);
}

.btn-outline:hover {
  background-color: rgba(255, 255, 255, 0.85);
  border-color: var(--lead-900);
  transform: translateY(-1px);
}

.contact-direct {
  font-size: 0.85rem;
  color: var(--lead-500);
}

.email-link {
  color: var(--lead-900);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: var(--transition-smooth);
}

.email-link:hover {
  color: var(--clay-600);
}

/* Footer */
.site-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding-top: 2rem;
  border-top: 1px solid var(--lead-line);
  font-size: 0.82rem;
  color: var(--lead-500);
}

@media (min-width: 640px) {
  .site-footer {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-domain {
  font-weight: 500;
  color: var(--lead-700);
}

.footer-separator {
  color: var(--lead-300);
}

/* Toast Notification for Clipboard Copy */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background-color: var(--lead-900);
  color: #ffffff;
  padding: 0.75rem 1.4rem;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: 4px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 100;
  pointer-events: none;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  visibility: visible;
}

/* Responsiveness on Mobile */
@media (max-width: 600px) {
  .page-wrapper {
    padding: 1.5rem 1rem;
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    padding-bottom: 1.5rem;
  }

  .lead-frame-card {
    padding: 2.5rem 1.25rem;
  }

  .lead-frame-card::before {
    inset: 8px;
  }

  .hero-heading {
    font-size: 2rem;
  }

  .contact-actions {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    width: 100%;
  }
}