/* -------------------------------------------------------------
   PulseMind Studios - Apple-Grade Light Design System
   ------------------------------------------------------------- */

:root {
  --canvas-bg: #f5f5f7;
  --surface-card: #ffffff;
  --surface-secondary: #fbfbfd;
  --text-primary: #1d1d1f;
  --text-secondary: #86868b;
  --text-tertiary: #a1a1a6;
  --hairline: rgba(0, 0, 0, 0.08);
  --hairline-subtle: rgba(0, 0, 0, 0.04);
  --apple-blue: #0071e3;
  --apple-blue-hover: #0077ed;
  --apple-green: #34c759;
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', sans-serif;
  --font-mono: 'JetBrains Mono', SFMono-Regular, Menlo, monospace;
  --radius-pill: 980px;
  --radius-bento: 28px;
  --radius-card: 20px;
  --radius-sm: 12px;
  --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.03);
  --shadow-card: 0 10px 30px -4px rgba(0, 0, 0, 0.05), 0 4px 12px -2px rgba(0, 0, 0, 0.03);
  --shadow-float: 0 20px 40px -10px rgba(0, 0, 0, 0.08);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-primary);
  background-color: var(--canvas-bg);
  color: var(--text-primary);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
  background-color: var(--canvas-bg);
  min-height: 100vh;
}

.container {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* -------------------------------------------------------------
   Apple-Style Frosted Global Navigation
   ------------------------------------------------------------- */
.global-nav {
  position: sticky;
  top: 0;
  width: 100%;
  height: 52px;
  background: rgba(245, 245, 247, 0.82);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--hairline);
  z-index: 1000;
  transition: background 0.3s ease;
}

.nav-content {
  max-width: 1080px;
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-avatar {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  object-fit: cover;
  border: 1px solid rgba(0, 0, 0, 0.1);
}

.brand-title {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--text-primary);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-item {
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-secondary);
  transition: color 0.2s ease;
  letter-spacing: -0.01em;
}

.nav-item:hover {
  color: var(--text-primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-pill-btn {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 500;
  border-radius: var(--radius-pill);
  background: var(--text-primary);
  color: #ffffff;
  text-decoration: none;
  transition: all 0.2s ease;
}

.nav-pill-btn:hover {
  background: #333336;
  transform: scale(1.02);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-hamburger span {
  width: 20px;
  height: 1.5px;
  background-color: var(--text-primary);
  border-radius: 1px;
}

/* Mobile Nav Drawer */
.mobile-nav-drawer {
  display: none;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--hairline);
  padding: 16px 24px 24px;
  gap: 16px;
}

.mobile-nav-drawer.open {
  display: flex;
}

.mobile-item {
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-primary);
  padding: 8px 0;
  border-bottom: 1px solid var(--hairline-subtle);
}

/* -------------------------------------------------------------
   Apple Keynote Hero Section
   ------------------------------------------------------------- */
.hero-section {
  padding: 110px 0 70px;
  text-align: center;
}

.hero-container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}

.eyebrow-pill {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: rgba(0, 0, 0, 0.05);
  color: var(--text-primary);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
}

.eyebrow-text {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
}

.hero-headline {
  font-size: 4.2rem;
  line-height: 1.06;
  font-weight: 700;
  letter-spacing: -0.038em;
  color: var(--text-primary);
  margin-bottom: 22px;
  max-width: 820px;
}

.headline-light {
  color: var(--text-secondary);
  font-weight: 600;
}

.hero-lead {
  font-size: 1.3rem;
  line-height: 1.45;
  color: var(--text-secondary);
  max-width: 620px;
  margin-bottom: 38px;
  font-weight: 400;
  letter-spacing: -0.015em;
}

.hero-lead strong {
  color: var(--text-primary);
  font-weight: 600;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
}

.apple-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 26px;
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.apple-btn-primary {
  background: var(--apple-blue);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(0, 113, 227, 0.25);
}

.apple-btn-primary:hover {
  background: var(--apple-blue-hover);
  transform: scale(1.02);
  box-shadow: 0 6px 20px rgba(0, 113, 227, 0.35);
}

.apple-link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--apple-blue);
  text-decoration: none;
  font-size: 0.98rem;
  font-weight: 400;
  transition: gap 0.2s ease;
}

.apple-link-arrow:hover {
  gap: 9px;
  text-decoration: underline;
}

/* -------------------------------------------------------------
   Key Metrics Ribbon
   ------------------------------------------------------------- */
.metrics-ribbon {
  padding: 40px 0 70px;
}

.metrics-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 60px;
  padding: 28px 48px;
  background: var(--surface-card);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-subtle);
  border: 1px solid var(--hairline-subtle);
}

.metric-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.metric-value {
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  font-family: var(--font-primary);
}

.metric-unit {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--apple-blue);
  margin-left: 2px;
}

.metric-caption {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-top: 4px;
}

.metric-divider {
  width: 1px;
  height: 44px;
  background: var(--hairline);
}

/* -------------------------------------------------------------
   Bento Product Showcase
   ------------------------------------------------------------- */
.section-showcase {
  padding: 70px 0 90px;
}

.section-intro {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 50px;
}

.intro-eyebrow {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--apple-blue);
  margin-bottom: 8px;
}

.intro-heading {
  font-size: 2.8rem;
  font-weight: 700;
  letter-spacing: -0.035em;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.intro-sub {
  font-size: 1.15rem;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
}

/* Bento Grid */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.bento-card {
  background: var(--surface-card);
  border-radius: var(--radius-bento);
  border: 1px solid var(--hairline-subtle);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease;
  position: relative;
}

.bento-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-float);
}

/* Hero Bento (StickyShell - Full Width) */
.bento-hero {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: 0;
}

.bento-hero .bento-content {
  padding: 56px 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.bento-hero .bento-media {
  height: 100%;
  min-height: 380px;
  background: #f8f9fb;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  border-left: 1px solid var(--hairline-subtle);
}

.media-frame {
  width: 100%;
  max-width: 440px;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 16px 36px -8px rgba(0, 0, 0, 0.12);
  border: 1px solid rgba(0, 0, 0, 0.08);
}

.media-preview-img {
  width: 100%;
  height: auto;
  display: block;
}

/* Regular Bento Cards */
.bento-hud .bento-content,
.bento-lumina .bento-content {
  padding: 44px 40px;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.product-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 14px;
}

.product-name {
  font-size: 2.1rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.product-tagline {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--apple-blue);
  letter-spacing: -0.015em;
  margin-bottom: 16px;
}

.product-description {
  font-size: 0.98rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.spec-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  padding-top: 20px;
}

.spec-pill {
  font-size: 0.78rem;
  font-weight: 500;
  padding: 4px 12px;
  background: rgba(0, 0, 0, 0.04);
  color: var(--text-primary);
  border-radius: var(--radius-pill);
}

.bento-cta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--apple-green);
}

.status-text {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
}

/* -------------------------------------------------------------
   Interactive HUD Simulator (FPS Monitor)
   ------------------------------------------------------------- */
.hud-simulator {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #111318;
  border-radius: 14px;
  padding: 16px 20px;
  margin: 16px 0 24px;
  color: #ffffff;
  font-family: var(--font-mono);
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.5);
}

.hud-item {
  display: flex;
  flex-direction: column;
}

.hud-label {
  font-size: 0.65rem;
  color: #71717a;
  letter-spacing: 0.05em;
}

.hud-value {
  font-size: 1.15rem;
  font-weight: 700;
  color: #22c55e;
}

.hud-value-active {
  font-size: 0.85rem;
  font-weight: 600;
  color: #38bdf8;
  margin-top: 4px;
}

.hud-divider {
  width: 1px;
  height: 30px;
  background: rgba(255, 255, 255, 0.15);
}

/* Lumina Feature Checklist */
.lumina-features-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 14px 0 24px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-primary);
  font-weight: 500;
}

.check-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(52, 199, 89, 0.15);
  color: var(--apple-green);
  font-size: 0.75rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* -------------------------------------------------------------
   Engineering Specs Section
   ------------------------------------------------------------- */
.section-specs {
  padding: 90px 0;
  border-top: 1px solid var(--hairline);
}

.specs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.spec-card {
  background: var(--surface-card);
  padding: 36px 30px;
  border-radius: var(--radius-card);
  border: 1px solid var(--hairline-subtle);
  box-shadow: var(--shadow-subtle);
  transition: transform 0.25s ease;
}

.spec-card:hover {
  transform: translateY(-2px);
}

.spec-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(0, 113, 227, 0.08);
  color: var(--apple-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.spec-card h4 {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.spec-card p {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* -------------------------------------------------------------
   Apple-Style Clean Contact Section
   ------------------------------------------------------------- */
.section-contact {
  padding: 60px 0 100px;
}

.contact-container {
  max-width: 760px;
}

.contact-card {
  background: var(--surface-card);
  border-radius: var(--radius-bento);
  border: 1px solid var(--hairline-subtle);
  box-shadow: var(--shadow-card);
  padding: 56px 48px;
  text-align: center;
}

.contact-headline {
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 8px 0 12px;
  color: var(--text-primary);
}

.contact-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.copy-box {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 480px;
  background: var(--surface-secondary);
  border: 1px solid var(--hairline);
  border-radius: 16px;
  padding: 14px 20px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.copy-box:hover {
  border-color: rgba(0, 113, 227, 0.4);
  background: #ffffff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}

.copy-details {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.copy-label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
}

.copy-email {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.copy-action-btn {
  padding: 6px 14px;
  background: var(--text-primary);
  color: #ffffff;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 500;
  transition: background 0.2s ease;
}

.copy-box:hover .copy-action-btn {
  background: var(--apple-blue);
}

/* -------------------------------------------------------------
   Apple Minimalist Footer
   ------------------------------------------------------------- */
.global-footer {
  background: var(--surface-secondary);
  border-top: 1px solid var(--hairline);
  padding: 48px 0;
  font-size: 0.85rem;
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--hairline);
  flex-wrap: wrap;
  gap: 24px;
}

.footer-brand-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-avatar {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  object-fit: cover;
}

.footer-title {
  font-weight: 600;
  color: var(--text-primary);
}

.footer-domain {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-tertiary);
}

.footer-nav {
  display: flex;
  gap: 24px;
}

.footer-nav a {
  text-decoration: none;
  color: var(--text-secondary);
  transition: color 0.2s ease;
}

.footer-nav a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--text-tertiary);
  font-size: 0.8rem;
}

/* Toast */
.apple-toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: rgba(29, 29, 31, 0.95);
  backdrop-filter: blur(12px);
  color: #ffffff;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* -------------------------------------------------------------
   Responsive Breakpoints
   ------------------------------------------------------------- */
@media (max-width: 900px) {
  .hero-headline { font-size: 3.2rem; }
  .bento-hero { grid-template-columns: 1fr; }
  .bento-hero .bento-media { min-height: 280px; border-left: none; border-top: 1px solid var(--hairline-subtle); }
  .bento-grid { grid-template-columns: 1fr; }
  .bento-hero { grid-column: span 1; }
  .specs-grid { grid-template-columns: 1fr; }
  .metrics-container { flex-direction: column; gap: 24px; padding: 24px; }
  .metric-divider { width: 40px; height: 1px; }
}

@media (max-width: 680px) {
  .nav-menu, .nav-actions .nav-pill-btn { display: none; }
  .nav-hamburger { display: flex; }
  .hero-headline { font-size: 2.6rem; }
  .hero-lead { font-size: 1.1rem; }
  .footer-top { flex-direction: column; align-items: flex-start; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}