/* Apple Design System — Friday iOS Official Showcase */
:root {
  --apple-bg: #000000;
  --apple-surface: #161617;
  --apple-surface-elevated: #1d1d1f;
  --apple-surface-glass: rgba(22, 22, 23, 0.75);
  --apple-border: rgba(255, 255, 255, 0.12);
  --apple-border-subtle: rgba(255, 255, 255, 0.07);
  
  --apple-text-primary: #f5f5f7;
  --apple-text-secondary: #86868b;
  --apple-text-tertiary: #6e6e73;
  
  --apple-blue: #2997ff;
  --apple-blue-hover: #0077ed;
  --apple-purple: #af52de;
  --apple-indigo: #5856d6;
  --apple-cyan: #30b0c7;
  --apple-green: #30d158;
  --apple-orange: #ff9f0a;
  --apple-red: #ff453a;
  
  --apple-font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "SF Pro Icons", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --apple-font-mono: "SF Mono", Monaco, Menlo, Consolas, "Courier New", monospace;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
}

html {
  scroll-behavior: smooth;
  background-color: var(--apple-bg);
  color-scheme: dark;
}

body {
  font-family: var(--apple-font);
  background-color: var(--apple-bg);
  color: var(--apple-text-primary);
  line-height: 1.47059;
  letter-spacing: -0.022em;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: 1024px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-wide {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* SF Symbol Vector Icons */
.apple-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  vertical-align: middle;
}

.apple-icon svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

.apple-icon-sm {
  width: 16px;
  height: 16px;
}

.apple-icon-lg {
  width: 28px;
  height: 28px;
}

/* Single Clean Sticky Header */
.main-header {
  position: sticky;
  top: 0;
  z-index: 9999;
  height: 52px;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.main-header-inner {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 20px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-title {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--apple-text-primary);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-links-wrap {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav-links-wrap a {
  font-size: 13px;
  font-weight: 400;
  color: var(--apple-text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
  white-space: nowrap;
}

.nav-links-wrap a:hover,
.nav-links-wrap a.active {
  color: var(--apple-text-primary);
}

.nav-pill-btn {
  background: var(--apple-blue);
  color: #ffffff !important;
  font-size: 12px !important;
  font-weight: 500 !important;
  padding: 5px 14px;
  border-radius: 980px;
  transition: background 0.2s ease;
  white-space: nowrap;
}

.nav-pill-btn:hover {
  background: var(--apple-blue-hover);
}

/* Mobile Nav Controls */
.mobile-nav-actions {
  display: none;
  align-items: center;
  gap: 12px;
}

.mobile-menu-btn {
  background: transparent;
  border: none;
  color: var(--apple-text-primary);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 4px;
}

.mobile-menu-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* Mobile Dropdown Drawer */
.mobile-nav-dropdown {
  display: none;
  position: absolute;
  top: 52px;
  left: 0;
  width: 100%;
  background: rgba(8, 8, 10, 0.95);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  padding: 16px 24px 24px 24px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8);
}

.mobile-nav-dropdown.show {
  display: flex;
  flex-direction: column;
  gap: 16px;
  animation: mobileSlideDown 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes mobileSlideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.mobile-nav-dropdown a {
  font-size: 16px;
  font-weight: 500;
  color: var(--apple-text-secondary);
  text-decoration: none;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.mobile-nav-dropdown a:last-child {
  border-bottom: none;
}

.mobile-nav-dropdown a:hover,
.mobile-nav-dropdown a.active {
  color: var(--apple-text-primary);
}

/* Apple Hero Section */
.apple-hero {
  text-align: center;
  padding: 85px 0 50px 0;
  position: relative;
}

.apple-eyebrow {
  font-size: 17px;
  font-weight: 600;
  color: var(--apple-orange);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 12px;
  display: inline-block;
}

.apple-hero-headline {
  font-size: 68px;
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.035em;
  color: var(--apple-text-primary);
  margin-bottom: 16px;
}

.apple-hero-headline-sub {
  background: linear-gradient(180deg, #ffffff 0%, #86868b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.apple-hero-copy {
  font-size: 22px;
  line-height: 1.35;
  font-weight: 400;
  color: var(--apple-text-secondary);
  max-width: 720px;
  margin: 0 auto 36px auto;
}

.apple-hero-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 20px;
}

.apple-btn-primary {
  background: var(--apple-blue);
  color: #ffffff;
  font-size: 16px;
  font-weight: 500;
  padding: 12px 24px;
  border-radius: 980px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.apple-btn-primary:hover {
  background: var(--apple-blue-hover);
  transform: scale(1.02);
}

.apple-btn-secondary {
  color: var(--apple-blue);
  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 12px 18px;
  transition: all 0.2s ease;
}

.apple-btn-secondary:hover {
  text-decoration: underline;
}

/* Apple Key Metrics Ribbon */
.apple-metrics-ribbon {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 40px auto 60px auto;
  max-width: 980px;
  text-align: center;
  padding: 24px 0;
  border-top: 1px solid var(--apple-border-subtle);
  border-bottom: 1px solid var(--apple-border-subtle);
}

.metric-item {
  padding: 10px;
}

.metric-number {
  font-size: 38px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--apple-text-primary);
  line-height: 1.1;
  margin-bottom: 4px;
}

.metric-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--apple-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Product Section Deep Dives (Notes, Budget, Expenses) */
.product-showcase-section {
  padding: 80px 0;
  border-top: 1px solid var(--apple-border-subtle);
}

.section-header-block {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 48px auto;
}

.section-headline {
  font-size: 48px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--apple-text-primary);
  margin: 8px 0 16px 0;
}

.section-subhead {
  font-size: 19px;
  color: var(--apple-text-secondary);
  line-height: 1.45;
}

/* 3-4 Screenshot Gallery Grid for Each Product */
.screenshots-gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 36px;
}

.screenshots-gallery-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 36px;
}

.screenshot-card {
  background: var(--apple-surface);
  border: 1px solid var(--apple-border-subtle);
  border-radius: 24px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease;
  position: relative;
  overflow: hidden;
}

.screenshot-card:hover {
  border-color: var(--apple-border);
  transform: translateY(-4px);
}

.screenshot-header-meta {
  margin-bottom: 18px;
}

.screenshot-eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--apple-text-secondary);
  margin-bottom: 4px;
  display: block;
}

.screenshot-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--apple-text-primary);
  letter-spacing: -0.01em;
}

.screenshot-desc {
  font-size: 13px;
  color: var(--apple-text-secondary);
  margin-top: 4px;
  line-height: 1.4;
}

/* Hardware Mockup Display Window inside Card */
.mockup-window {
  background: #08080a;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 16px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 290px;
}

.mockup-window-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.mockup-window-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--apple-text-secondary);
}

/* Mini Cards inside Mockup Windows */
.mini-note-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 10px 12px;
  margin-bottom: 8px;
}

.mini-note-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--apple-text-primary);
  margin-bottom: 2px;
}

.mini-note-snippet {
  font-size: 11px;
  color: var(--apple-text-secondary);
  line-height: 1.3;
}

.mini-tag-pill {
  display: inline-block;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(175, 82, 222, 0.2);
  color: var(--apple-purple);
  margin-bottom: 4px;
}

/* Code Snippet Box inside Mockup */
.mockup-code-block {
  background: #000000;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 12px;
  font-family: var(--apple-font-mono);
  font-size: 11px;
  color: #79c0ff;
  line-height: 1.45;
  position: relative;
  margin: 6px 0;
  overflow: hidden;
}

.mockup-code-block pre {
  margin: 0;
  padding: 0;
  overflow-x: auto;
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

.mockup-code-block code {
  font-family: inherit;
  white-space: pre;
}

.mockup-copy-pill {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border: none;
  font-size: 9px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.mockup-copy-pill:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* Activity Rings Mini Component */
.rings-container-mini {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 0;
}

.kpi-mini-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 12px;
}

.kpi-mini-row:last-child {
  border-bottom: none;
}

.kpi-mini-val {
  font-weight: 700;
  color: var(--apple-text-primary);
}

/* Expense Quick Log Mini Component */
.expense-mini-btn-group {
  display: flex;
  gap: 6px;
  margin-top: 10px;
}

.expense-mini-btn {
  flex: 1;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--apple-text-primary);
  font-size: 11px;
  font-weight: 600;
  padding: 6px 0;
  border-radius: 6px;
  text-align: center;
  cursor: pointer;
}

.expense-mini-btn.primary {
  background: var(--apple-blue);
  border-color: var(--apple-blue);
}

/* Apple Privacy Callout */
.apple-privacy-callout {
  background: linear-gradient(135deg, #1c1c1e 0%, #0d0d0f 100%);
  border: 1px solid rgba(48, 209, 88, 0.25);
  border-radius: 32px;
  padding: 48px;
  text-align: center;
  margin: 60px auto;
  max-width: 980px;
}

.privacy-lock-wrap {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: rgba(48, 209, 88, 0.15);
  color: var(--apple-green);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px auto;
}

.apple-privacy-callout h3 {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.apple-privacy-callout p {
  font-size: 16px;
  color: var(--apple-text-secondary);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.5;
}

/* Apple Clean Accordion FAQ */
.apple-faq-container {
  max-width: 820px;
  margin: 0 auto;
}

.apple-faq-row {
  border-bottom: 1px solid var(--apple-border-subtle);
  padding: 24px 0;
  cursor: pointer;
  user-select: none;
}

.apple-faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 18px;
  font-weight: 600;
  color: var(--apple-text-primary);
}

.apple-faq-icon {
  font-size: 20px;
  color: var(--apple-text-secondary);
  transition: transform 0.25s ease;
}

.apple-faq-answer {
  font-size: 15px;
  color: var(--apple-text-secondary);
  line-height: 1.6;
  padding-top: 14px;
  display: none;
}

.apple-faq-row.open .apple-faq-answer {
  display: block;
}

.apple-faq-row.open .apple-faq-icon {
  transform: rotate(45deg);
  color: var(--apple-blue);
}

/* Apple Legal Article Page */
.apple-legal-wrapper {
  max-width: 800px;
  margin: 50px auto 90px auto;
}

.apple-legal-wrapper h1 {
  font-size: 44px;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.apple-legal-meta {
  font-size: 13px;
  color: var(--apple-text-secondary);
  margin-bottom: 36px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--apple-border-subtle);
}

.apple-legal-wrapper h2 {
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--apple-text-primary);
  margin: 32px 0 12px 0;
}

.apple-legal-wrapper p {
  font-size: 15px;
  color: var(--apple-text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.apple-legal-wrapper ul {
  margin: 12px 0 20px 24px;
  color: var(--apple-text-secondary);
  font-size: 15px;
}

.apple-legal-wrapper li {
  margin-bottom: 8px;
}

/* Apple Global Footer */
.apple-footer {
  background: var(--apple-surface);
  border-top: 1px solid var(--apple-border-subtle);
  padding: 32px 0 48px 0;
  margin-top: auto;
  font-size: 11px;
  color: var(--apple-text-secondary);
  line-height: 1.5;
}

.apple-footer-note {
  border-bottom: 1px solid var(--apple-border-subtle);
  padding-bottom: 16px;
  margin-bottom: 16px;
}

.apple-footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.apple-footer-legal-links {
  display: flex;
  gap: 18px;
}

.apple-footer-legal-links a {
  color: var(--apple-text-secondary);
  text-decoration: none;
}

.apple-footer-legal-links a:hover {
  color: var(--apple-text-primary);
  text-decoration: underline;
}

/* Apple Toast */
.apple-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(30px);
  background: rgba(30, 30, 32, 0.92);
  backdrop-filter: blur(20px);
  border: 1px solid var(--apple-border);
  color: var(--apple-text-primary);
  padding: 10px 20px;
  border-radius: 980px;
  font-size: 13px;
  font-weight: 500;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 99999;
}

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

@media (max-width: 840px) {
  .nav-links-wrap { display: none; }
  .mobile-nav-actions { display: flex; }
  .screenshots-gallery-grid,
  .screenshots-gallery-grid-4 {
    grid-template-columns: 1fr;
  }
  .apple-hero-headline { font-size: 40px; }
  .apple-hero-copy { font-size: 17px; }
  .section-headline { font-size: 30px; }
  .apple-metrics-ribbon { grid-template-columns: repeat(2, 1fr); }
}