@import url("https://fonts.googleapis.com/css2?family=Fira+Code:wght@400;500;600;700&family=Fira+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,400;1,500;1,600;1,700&display=swap");

/* ==========================================================================
   MediaMango Official UI Kit & Design System
   Source of Truth: MediaMango Desktop Application
   Visual Language: Apple-inspired Liquid Glass (Dark-First)
   Single Accent Restriction: MediaMango Orange/Mango (#ff9f0a / #ea580c)
   ========================================================================== */

:root {
  color-scheme: dark;

  /* Surfaces & Backgrounds (Dark Mode - Primary) */
  --bg-color: #000000;
  --bg-secondary: #0a0a0d;
  --nav-glass-fill: rgba(5, 9, 7, 0.62);
  --card-bg: var(--nav-glass-fill);
  --card-elevated: rgba(8, 9, 12, 0.84);
  --popover-glass-bg: rgba(6, 7, 10, 0.78);
  --glass-fill: var(--nav-glass-fill);
  --glass-fill-strong: rgba(6, 7, 10, 0.82);

  /* Typography Colors */
  --text-color: #ffffff;
  --text-secondary: #cfcfd6;
  --text-muted: #8b8f99;

  /* Borders & Highlights */
  --color-border: rgba(255, 255, 255, 0.12);
  --border-color: var(--color-border);
  --border-focus: rgba(255, 255, 255, 0.28);
  --glass-highlight: rgba(255, 255, 255, 0.16);
  --glass-refraction: inset 0 1px 0 var(--glass-highlight);

  /* Controlled Shadows */
  --shadow-sm: 0 8px 24px rgba(1, 8, 15, 0.3);
  --shadow-md: 0 20px 64px rgba(1, 8, 15, 0.42);
  --shadow-lg: 0 36px 110px rgba(1, 8, 15, 0.64);
  --glass-shadow:
    0 18px 60px rgba(0, 0, 0, 0.45),
    0 2px 20px rgba(255, 255, 255, 0.04);

  /* MediaMango Orange Accent Palette (Dark Mode) */
  --accent-color: #ff9f0a;
  --accent-light: #ff9f0a;
  --accent-soft: rgba(255, 159, 10, 0.16);
  --accent-border: rgba(255, 159, 10, 0.36);
  --accent-hover: #ffb338;
  --surface-glow: rgba(255, 159, 10, 0.2);
  --mango-glow: rgba(255, 159, 10, 0.28);

  /* Optical Glass Physics */
  --glass-blur: blur(8px) saturate(120%) brightness(1.01);
  --nav-glass-filter: var(--glass-blur);

  /* Corner Radii Hierarchy (Strictly Enforced) */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 10px;
  --radius-control: 8px;
  --radius-nav: 12px;
  --radius-card: 16px;
  --radius-panel: 18px;
  --radius-pill: 20px;

  /* Typography */
  --font-main: "Fira Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: "Fira Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Fira Code", "Fira Mono", "SF Mono", "Menlo", monospace;

  /* Layout & Sizing */
  --page-width: 1280px;
  --content-width: 960px;
  --nav-height: 60px;
  --nav-top: 16px;

  /* Motion & Easing */
  --jelly-ease: cubic-bezier(0.34, 1.56, 0.64, 1);
  --spring-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --trans-fast: 140ms ease;
  --trans-normal: 180ms ease;
  --trans-spring: 220ms var(--spring-ease);

  /* Aliases for Full Backward Compatibility */
  --color-bg: var(--bg-color);
  --color-bg-elevated: var(--bg-secondary);
  --color-surface: var(--glass-fill);
  --color-surface-strong: var(--card-elevated);
  --color-surface-soft: var(--glass-fill);
  --color-text: var(--text-color);
  --color-text-soft: var(--text-secondary);
  --color-text-muted: var(--text-muted);
  --color-border-strong: var(--border-focus);
  --accent: var(--accent-color);
  --accent-strong: var(--accent-light);
  --mango: var(--accent-color);
  --mango-strong: var(--accent-light);
  --mango-soft: var(--accent-soft);
  --mango-border: var(--accent-border);
}

/* Light Mode Reference */
body.light-mode {
  color-scheme: light;

  /* Surfaces & Backgrounds (Clean High-Contrast Slate) */
  --bg-color: #e4e7ec;
  --bg-secondary: #f0f2f6;
  --nav-glass-fill: rgba(255, 255, 255, 0.72);
  --card-bg: var(--nav-glass-fill);
  --card-elevated: rgba(255, 255, 255, 0.92);
  --popover-glass-bg: rgba(255, 255, 255, 0.88);
  --glass-fill: var(--nav-glass-fill);
  --glass-fill-strong: rgba(255, 255, 255, 0.88);

  /* Typography Colors */
  --text-color: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;

  /* Borders & Highlights */
  --color-border: rgba(0, 0, 0, 0.095);
  --border-color: var(--color-border);
  --border-focus: rgba(0, 0, 0, 0.24);
  --glass-highlight: rgba(255, 255, 255, 0.85);
  --glass-refraction: inset 0 1px 0 var(--glass-highlight);

  /* Controlled Shadows */
  --shadow-sm: 0 8px 24px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 20px 64px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 36px 110px rgba(15, 23, 42, 0.12);
  --glass-shadow:
    0 18px 50px rgba(15, 23, 42, 0.08),
    0 2px 14px rgba(255, 255, 255, 0.72);

  /* MediaMango Orange Accent Palette (Light Mode) */
  --accent-color: #ea580c;
  --accent-light: #ea580c;
  --accent-soft: rgba(234, 88, 12, 0.12);
  --accent-border: rgba(234, 88, 12, 0.28);
  --accent-hover: #c2410c;
  --surface-glow: rgba(234, 88, 12, 0.12);
  --mango-glow: rgba(234, 88, 12, 0.18);

  /* Optical Glass Physics (Light Mode) */
  --glass-blur: blur(10px) saturate(120%) brightness(1.01);
  --nav-glass-filter: var(--glass-blur);

  /* Aliases */
  --color-bg: var(--bg-color);
  --color-bg-elevated: var(--bg-secondary);
  --color-surface: var(--glass-fill);
  --color-surface-strong: var(--card-elevated);
  --color-surface-soft: var(--glass-fill);
  --color-text: var(--text-color);
  --color-text-soft: var(--text-secondary);
  --color-text-muted: var(--text-muted);
  --color-border-strong: var(--border-focus);
  --accent: var(--accent-color);
  --accent-strong: var(--accent-light);
  --mango: var(--accent-color);
  --mango-strong: var(--accent-light);
  --mango-soft: var(--accent-soft);
  --mango-border: var(--accent-border);
}

/* ==========================================================================
   CSS Reset & Base Foundations
   ========================================================================== */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: clip;
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--font-main);
  font-size: 15px;
  line-height: 1.55;
  letter-spacing: -0.01em;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main {
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--text-color);
  margin: 0;
  text-wrap: balance;
}

/* Display / Major Page Title */
.hero-title,
.donate-hero h1,
.legal-hero h1 {
  font-size: clamp(32px, 3.5vw, 44px);
  font-weight: 850;
  line-height: 1.14;
  letter-spacing: -0.04em;
}

/* Section Title */
.editorial-title,
.section-heading h2,
.privacy-copy h2,
.download-intro h2,
.donate-unified-left h2,
.donate-panel-body h2,
.legal-panel h2 {
  font-size: clamp(20px, 2.2vw, 26px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.025em;
}

/* Card Heading */
.format-card-title h3,
.caption-item h3,
.donate-embedded-reasons h3,
.legal-panel h3,
.donate-faq h2 {
  font-size: 15px;
  font-weight: 750;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

/* Body & Descriptions */
p,
li,
.hero-lede,
.smartmango-banner-text,
.donate-basis {
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.6;
  text-wrap: pretty;
}

/* Controls & Inputs */
button,
input,
select,
.platform-tab-btn,
.copy-cmd-btn {
  font-family: var(--font-main);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: -0.006em;
}

/* Microcopy & Badges */
small,
.microcopy,
.hero-sub-note,
.support-note,
.privacy-disclaimer,
.footer-copy,
.footer-legal,
.legal-updated {
  font-size: 11px;
  font-weight: 400;
  color: var(--text-muted);
  line-height: 1.45;
}

/* Monospace Elements */
code,
pre,
kbd,
.fmt-tag,
.format-count-badge,
.guide-step-num,
.guide-step-row code,
.brew-code-text {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* Accessible Focus States */
:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 3px;
}

::selection {
  background: var(--accent-soft);
  color: var(--text-color);
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

button {
  border: 0;
  background: none;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

/* Skip Link */
.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 20000;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  background: var(--card-elevated);
  color: var(--text-color);
  font-size: 13px;
  font-weight: 600;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  transform: translateY(-180%);
  transition: transform var(--trans-fast);
}

.skip-link:focus {
  transform: translateY(0);
}

/* Screen Vibrate Feedback */
@keyframes subtle-vibrate {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-2px); }
  75% { transform: translateX(2px); }
}

body.screen-vibrate {
  animation: subtle-vibrate 160ms ease-in-out 2;
}

/* ==========================================================================
   Liquid Glass & Frosted Surfaces
   ========================================================================== */

.glass-base,
.glass-panel {
  position: relative;
  border: 1px solid var(--color-border);
  background: var(--nav-glass-fill);
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    var(--glass-shadow);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  transform: translateZ(0);
  transition: border-color var(--trans-normal), background-color var(--trans-normal), box-shadow var(--trans-normal);
}

/* Compat / Suppress Glass Mode for Lower Power */
html.suppress-glass .glass-base,
html.suppress-glass .glass-panel,
html.compat-mode .glass-base,
html.compat-mode .glass-panel,
html.low-spec-mode .glass-base,
html.low-spec-mode .glass-panel,
html.weak-graphics .glass-base,
html.weak-graphics .glass-panel {
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  background: var(--card-elevated) !important;
}

/* ==========================================================================
   Buttons & Action Controls
   ========================================================================== */

/* Primary Button (MediaMango App Spec) */
.cta-btn.primary,
.cta-btn-primary,
button.cta-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--accent-border);
  background: var(--accent-soft);
  color: var(--accent-light);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.012em;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--trans-normal);
  transform: translateZ(0);
  white-space: nowrap;
}

.cta-btn.primary:hover {
  background: rgba(255, 159, 10, 0.28);
  border-color: var(--accent-color);
  color: #ffffff;
  box-shadow: 0 4px 16px var(--mango-glow);
}

body.light-mode .cta-btn.primary:hover {
  background: rgba(234, 88, 12, 0.2);
  border-color: var(--accent-color);
  color: #ffffff;
}

.cta-btn.primary:active {
  transform: scale(0.98);
}

/* Secondary Button (MediaMango App Spec) */
.cta-btn.secondary,
.cta-btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-color);
  background: var(--glass-fill);
  color: var(--text-color);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.012em;
  box-shadow: var(--glass-refraction);
  transition: all var(--trans-normal);
  transform: translateZ(0);
  white-space: nowrap;
}

.cta-btn.secondary:hover {
  border-color: var(--border-focus);
  background: var(--glass-fill-strong);
  box-shadow: var(--glass-refraction), var(--shadow-sm);
}

.cta-btn.secondary:active {
  transform: scale(0.98);
}

.cta-icon-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
}

/* ==========================================================================
   Navigation (Floating Glass Header)
   ========================================================================== */

.site-nav-shell {
  position: fixed;
  top: var(--nav-top);
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  justify-content: center;
  padding: 0 16px;
  pointer-events: none;
}

.site-nav {
  width: min(var(--page-width), 100%);
  min-height: var(--nav-height);
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  pointer-events: auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 4px 10px 4px 4px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: opacity var(--trans-fast);
}

.brand:hover {
  opacity: 0.9;
}

.brand-mark {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.brand-name {
  font-size: 16px;
  font-weight: 750;
  letter-spacing: -0.02em;
  color: var(--text-color);
}

.nav-scroll {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.nav-link {
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.012em;
  transition: color var(--trans-fast), background-color var(--trans-fast);
}

.nav-link:hover {
  color: var(--text-color);
  background: var(--card-elevated);
}

.nav-link.active,
.nav-link[aria-current="page"] {
  color: var(--accent-light);
  background: var(--accent-soft);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Theme Toggle */
.theme-toggle {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-color);
  background: var(--glass-fill);
  color: var(--text-secondary);
  box-shadow: var(--glass-refraction);
  transition: all var(--trans-fast);
}

.theme-toggle:hover {
  color: var(--text-color);
  border-color: var(--border-focus);
  background: var(--glass-fill-strong);
}

.theme-toggle .fa-sun {
  display: none;
}

.theme-toggle .fa-moon {
  display: block;
}

body.light-mode .theme-toggle .fa-sun {
  display: block;
}

body.light-mode .theme-toggle .fa-moon {
  display: none;
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  width: 38px;
  height: 38px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  border-radius: var(--radius-control);
  border: 1px solid var(--border-color);
  background: var(--glass-fill);
  color: var(--text-color);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text-color);
  border-radius: 1px;
  transition: transform var(--trans-normal), opacity var(--trans-normal);
}

/* Mobile Nav Drawer */
.mobile-nav {
  position: fixed;
  top: calc(var(--nav-top) + var(--nav-height) + 8px);
  left: 16px;
  right: 16px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px;
  border-radius: var(--radius-card);
  border: 1px solid var(--border-color);
  background: var(--popover-glass-bg);
  box-shadow: var(--shadow-lg), var(--glass-refraction);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity var(--trans-normal), transform var(--trans-normal);
}

.mobile-nav.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.mobile-nav-link {
  padding: 10px 14px;
  border-radius: var(--radius-control);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  transition: all var(--trans-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: var(--text-color);
  background: var(--accent-soft);
  color: var(--accent-light);
}

/* ==========================================================================
   Page Layout & Sections
   ========================================================================== */

main {
  position: relative;
  z-index: 1;
  padding-top: calc(var(--nav-top) + var(--nav-height) + 24px);
}

.section {
  width: min(var(--page-width), 100%);
  margin: 0 auto;
  padding: clamp(48px, 6vw, 80px) 20px;
}

.section-compact {
  padding-top: clamp(24px, 4vw, 40px);
  padding-bottom: clamp(32px, 5vw, 60px);
}

.section-heading {
  max-width: 680px;
  margin: 0 auto clamp(32px, 4vw, 48px);
  text-align: center;
}

.section-heading p {
  margin-top: 10px;
  font-size: 15px;
}

.section-divider {
  width: min(var(--page-width), 100%);
  height: 1px;
  margin: 0 auto;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

/* Reveal Items (Subtle Fade-in without Jitter) */
.reveal-item {
  opacity: 1;
  transition: opacity 280ms ease;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
  width: min(var(--page-width), 100%);
  margin: 0 auto;
  min-height: calc(100vh - 120px);
  display: grid;
  grid-template-columns: minmax(320px, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(32px, 4vw, 56px);
  align-items: center;
  padding: 24px 20px 48px;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  max-width: 520px;
}

/* Apple-style Pill Badge */
.apple-badge,
.smartmango-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--accent-border);
  background: var(--accent-soft);
  color: var(--accent-light);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.01em;
  text-decoration: none;
  box-shadow: var(--glass-refraction);
}

.apple-badge .pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-color);
  box-shadow: 0 0 8px var(--accent-color);
}

.hero-title {
  margin: 0;
  color: var(--text-color);
}

.hero-title .text-gradient {
  color: var(--accent-light);
}

.hero-lede {
  margin: 0;
  font-size: 16px;
  color: var(--text-secondary);
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  margin-top: 8px;
}

.hero-sub-note {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 500;
}

.hero-meta-dot {
  opacity: 0.4;
}

/* ==========================================================================
   Hero Visual: Interactive Before / After Split Slider
   ========================================================================== */

.hero-visual {
  position: relative;
  width: 100%;
}

.before-after-container {
  position: relative;
  width: 100%;
  border-radius: var(--radius-card);
  overflow: clip;
  border: 1px solid var(--color-border);
  box-shadow: var(--glass-shadow);
  background: var(--card-elevated);
  user-select: none;
  touch-action: none;
  transform: translateZ(0);
}

.split-slider-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 3024 / 1898;
  overflow: clip;
}

.split-layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: clip;
}

.split-layer img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.layer-unorganized {
  z-index: 1;
}

.layer-organized {
  z-index: 2;
  clip-path: inset(0 calc(100% - var(--slider-pos, 50%)) 0 0);
  will-change: clip-path;
}

/* Status Badges */
.split-badge {
  position: absolute;
  top: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.01em;
  background: var(--popover-glass-bg);
  border: 1px solid var(--color-border);
  box-shadow: var(--glass-refraction), var(--shadow-sm);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  pointer-events: none;
  z-index: 5;
}

.organized-badge {
  left: 14px;
  color: var(--accent-light);
  border-color: var(--accent-border);
  background: rgba(5, 9, 7, 0.75);
}

.unorganized-badge {
  right: 14px;
  color: var(--text-muted);
}

body.light-mode .organized-badge {
  background: rgba(255, 255, 255, 0.85);
}

body.light-mode .unorganized-badge {
  background: rgba(255, 255, 255, 0.85);
}

/* Divider Line & Knob */
.split-handle-line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--slider-pos, 50%);
  width: 2px;
  background: #ffffff;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.5), 0 0 16px var(--accent-color);
  z-index: 10;
  pointer-events: none;
  transform: translateX(-50%);
  will-change: left;
}

.split-handle-knob {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent-color);
  color: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  font-size: 11px;
  border: 2px solid #ffffff;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4), 0 0 16px var(--mango-glow);
  pointer-events: none;
  transition: transform var(--trans-fast);
}

.split-range-input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  margin: 0;
  pointer-events: none;
  z-index: 20;
}

/* ==========================================================================
   Showcase Gallery
   ========================================================================== */

#showcase {
  position: relative;
}

.showcase-slider {
  position: relative;
  width: 100%;
  outline: none;
}

.showcase-stage-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(280px, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}

.showcase-img-stage {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.showcase-img-viewport {
  position: relative;
  width: 100%;
  aspect-ratio: 3024 / 1898;
  overflow: clip;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  background: var(--card-elevated);
  box-shadow: var(--shadow-lg), var(--glass-refraction);
}

.showcase-img-track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 320ms var(--spring-ease);
}

.showcase-img-slide {
  min-width: 100%;
  width: 100%;
  height: 100%;
  flex-shrink: 0;
}

.showcase-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Slider Controls */
.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background: var(--popover-glass-bg);
  color: var(--text-color);
  box-shadow: var(--shadow-md), var(--glass-refraction);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all var(--trans-fast);
}

.slider-btn:hover {
  border-color: var(--accent-border);
  color: var(--accent-light);
  transform: translateY(-50%) scale(1.05);
}

.slider-prev {
  left: 12px;
}

.slider-next {
  right: 12px;
}

/* Captions Pane */
.showcase-captions-pane {
  display: flex;
  flex-direction: column;
  position: relative;
  min-height: 160px;
}

.caption-item {
  display: none;
  flex-direction: column;
  gap: 8px;
}

.caption-item.active {
  display: flex;
  animation: caption-fade 200ms ease forwards;
}

@keyframes caption-fade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.caption-item h3 {
  color: var(--text-color);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.caption-item p {
  margin: 0;
  font-size: 14px;
}

/* Slider Dots */
.slider-dots {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
}

.slider-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-border);
  transition: all var(--trans-fast);
  padding: 0;
}

.slider-dot.active {
  width: 24px;
  border-radius: var(--radius-pill);
  background: var(--accent-color);
}

/* ==========================================================================
   SmartMango Section
   ========================================================================== */

.smartmango-banner {
  border-radius: var(--radius-panel);
  padding: clamp(32px, 4vw, 48px);
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.9fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}

.smartmango-banner-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}

.smartmango-list {
  list-style: none;
  padding: 0;
  margin: 6px 0 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.smartmango-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-color);
}

.smartmango-list i {
  color: var(--accent-light);
  font-size: 14px;
}

/* Demo Card */
.smartmango-demo-card {
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  background: var(--card-elevated);
  box-shadow: var(--shadow-md), var(--glass-refraction);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.smartmango-demo-head {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 650;
  color: var(--text-color);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.smartmango-demo-head i {
  color: var(--accent-light);
}

.upcoming-chip {
  margin-left: auto;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background: var(--accent-soft);
  color: var(--accent-light);
  border: 1px solid var(--accent-border);
}

.smartmango-demo-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.smartmango-prompt,
.smartmango-reply {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  line-height: 1.5;
  padding: 10px 14px;
  border-radius: var(--radius-md);
}

.smartmango-prompt {
  background: var(--glass-fill);
  border: 1px solid var(--color-border);
  color: var(--text-color);
}

.smartmango-prompt i {
  color: var(--text-muted);
  margin-top: 2px;
}

.smartmango-reply {
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  color: var(--text-color);
}

.smartmango-reply i {
  color: var(--accent-light);
  margin-top: 2px;
}

/* ==========================================================================
   Formats & Privacy Section
   ========================================================================== */

.formats-privacy-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.95fr);
  gap: clamp(24px, 3.5vw, 40px);
  align-items: stretch;
}

.formats-column {
  display: flex;
  flex-direction: column;
}

.formats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.format-card {
  padding: 18px 20px;
  border-radius: var(--radius-card);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.format-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.format-card-title {
  display: flex;
  align-items: center;
  gap: 8px;
}

.format-card-title i {
  color: var(--accent-light);
  font-size: 14px;
}

.format-card-title h3 {
  font-size: 15px;
  font-weight: 750;
  color: var(--text-color);
}

.format-count-badge {
  font-size: 11px;
  font-weight: 650;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background: var(--accent-soft);
  color: var(--accent-light);
  border: 1px solid var(--accent-border);
}

.format-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.fmt-tag {
  font-size: 11px;
  font-weight: 500;
  padding: 4px 8px;
  border-radius: var(--radius-xs);
  background: var(--card-elevated);
  border: 1px solid var(--color-border);
  color: var(--text-secondary);
  transition: border-color var(--trans-fast), color var(--trans-fast);
}

.fmt-tag:hover {
  border-color: var(--accent-border);
  color: var(--accent-light);
}

/* Privacy Column */
.privacy-column {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.privacy-panel {
  border-radius: var(--radius-panel);
  padding: clamp(24px, 3.5vw, 36px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
  height: 100%;
}

.privacy-copy {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.privacy-copy ul {
  list-style: none;
  padding: 0;
  margin: 4px 0 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.privacy-copy li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-color);
}

.privacy-copy li::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-color);
  flex-shrink: 0;
}

.shield-card {
  padding: 18px 20px;
  border-radius: var(--radius-card);
  background: var(--card-elevated);
  border: 1px solid var(--color-border);
  box-shadow: var(--glass-refraction);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.shield-icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-md);
  background: var(--accent-soft);
  color: var(--accent-light);
  border: 1px solid var(--accent-border);
  font-size: 16px;
}

.shield-card h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 750;
  color: var(--text-color);
}

.shield-card p {
  margin: 0;
  font-size: 13px;
}

/* ==========================================================================
   Donate Section
   ========================================================================== */

.donate-unified-panel {
  border-radius: var(--radius-panel);
  padding: clamp(28px, 4vw, 44px);
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.95fr);
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
}

.donate-unified-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}

.donate-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--accent-border);
  background: var(--accent-soft);
  color: var(--accent-light);
  font-size: 12px;
  font-weight: 650;
}

.donate-basis a,
.donate-note a,
.footer-legal a,
.privacy-disclaimer a {
  color: var(--accent-light);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.donate-unified-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 6px;
}

.donate-note {
  font-size: 11px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.donate-embedded-reasons {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-left: clamp(0px, 2vw, 24px);
  border-left: 1px solid var(--color-border);
}

.donate-reasons-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.donate-reasons-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.donate-reason-icon {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-control);
  background: var(--accent-soft);
  color: var(--accent-light);
  border: 1px solid var(--accent-border);
  font-size: 13px;
  flex-shrink: 0;
}

.donate-reason-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.donate-reason-text strong {
  color: var(--text-color);
  font-size: 14px;
  font-weight: 650;
}

.donate-reason-text span {
  font-size: 13px;
  color: var(--text-secondary);
}

/* ==========================================================================
   Download & Platform Selector
   ========================================================================== */

.download-card {
  border-radius: var(--radius-panel);
  padding: clamp(28px, 4vw, 44px);
}

.download-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  align-items: stretch;
  min-width: 0;
}

.download-primary-col {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-width: 0;
}

.download-intro {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Platform Tabs */
.platform-selector-tabs {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  border-radius: var(--radius-pill);
  background: var(--card-elevated);
  border: 1px solid var(--color-border);
  width: fit-content;
}

.platform-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  color: var(--text-secondary);
  background: transparent;
  cursor: pointer;
  transition: all var(--trans-fast);
}

.platform-tab-btn:hover {
  color: var(--text-color);
}

.platform-tab-btn.active {
  background: var(--accent-soft);
  border-color: var(--accent-border);
  color: var(--accent-light);
}

/* Download Tiles */
.download-tiles {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.download-tile {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  background: var(--card-elevated);
  box-shadow: var(--glass-refraction);
  color: var(--text-color);
  text-decoration: none;
  transition: border-color var(--trans-fast), background-color var(--trans-fast), transform var(--trans-fast);
}

.download-tile:hover {
  border-color: var(--accent-border);
  background: var(--glass-fill-strong);
  transform: translateY(-1px);
}

.download-tile i {
  font-size: 20px;
  color: var(--accent-light);
}

.download-tile-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}

.download-tile-copy strong {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-color);
}

.download-tile-status {
  font-size: 12px;
  color: var(--text-secondary);
}

.dl-tile-action-badge {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-control);
  background: var(--accent-soft);
  color: var(--accent-light);
  border: 1px solid var(--accent-border);
  font-size: 12px;
}

/* Homebrew Command Container */
.brew-command-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.brew-command-box {
  padding: 16px 18px;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  background: var(--card-elevated);
  box-shadow: var(--glass-refraction);
  display: flex;
  flex-direction: column;
  gap: 10px;
  cursor: pointer;
  transition: border-color var(--trans-fast);
}

.brew-command-box:hover {
  border-color: var(--accent-border);
}

.brew-box-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
}

.brew-box-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--text-secondary);
}

.brew-box-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background: var(--accent-soft);
  color: var(--accent-light);
  border: 1px solid var(--accent-border);
}

.brew-code-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brew-prompt-symbol {
  color: var(--accent-light);
  font-weight: 700;
}

.brew-code-text {
  font-size: 13px;
  color: var(--text-color);
  flex: 1;
  word-break: break-all;
}

.copy-cmd-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background: var(--glass-fill);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
  transition: all var(--trans-fast);
}

.copy-cmd-btn:hover,
.copy-cmd-btn.is-copied {
  border-color: var(--accent-border);
  background: var(--accent-soft);
  color: var(--accent-light);
}

.brew-hint-text {
  font-size: 11px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.kbd-key {
  padding: 2px 6px;
  border-radius: var(--radius-xs);
  background: var(--card-elevated);
  border: 1px solid var(--color-border);
  font-size: 10px;
  color: var(--text-secondary);
}

/* Install Guide Panel */
.download-guide-col {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.install-guide-panel {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 14px;
  min-width: 0;
}

.guide-why-text {
  font-size: 13px;
  line-height: 1.55;
  color: var(--text-secondary);
  margin: 0;
  word-break: break-word;
}

.guide-steps-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px 18px;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  background: var(--card-elevated);
  box-shadow: var(--glass-refraction);
  min-width: 0;
  max-width: 100%;
}

.guide-step-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 13px;
  min-width: 0;
  max-width: 100%;
}

.guide-step-num {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-light);
  border: 1px solid var(--accent-border);
  font-size: 11px;
  font-weight: 700;
  flex-shrink: 0;
}

.guide-step-content {
  flex: 1;
  min-width: 0;
  max-width: 100%;
}

.guide-step-content p {
  margin: 0;
  font-size: 13px;
  color: var(--text-secondary);
  word-break: break-word;
}

.guide-step-content strong {
  color: var(--text-color);
}

.guide-mini-code-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 6px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  background: var(--bg-color);
  border: 1px solid var(--color-border);
  min-width: 0;
  max-width: 100%;
  box-sizing: border-box;
}

.guide-mini-code {
  font-size: 11px;
  line-height: 1.45;
  color: var(--text-secondary);
  flex: 1;
  min-width: 0;
  word-break: break-all;
  white-space: normal;
}

.mini-copy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 8px;
  border-radius: var(--radius-xs);
  color: var(--text-muted);
  border: 1px solid var(--color-border);
  background: var(--card-elevated);
  cursor: pointer;
  flex-shrink: 0;
  transition: all var(--trans-fast);
}

.mini-copy-btn:hover {
  color: var(--accent-light);
  border-color: var(--accent-border);
}

.support-note {
  margin-top: 24px;
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
}

.support-note a {
  color: var(--accent-light);
  text-decoration: underline;
}

/* ==========================================================================
   Donate Page (donate.html) & Legal Page (legal.html)
   ========================================================================== */

.donate-hero,
.legal-hero {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  padding: 32px 20px 20px;
}

.donate-hero p,
.legal-hero p {
  margin-top: 12px;
  font-size: 16px;
}

.donate-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: clamp(24px, 4vw, 40px);
  align-items: stretch;
}

.donate-panel {
  border-radius: var(--radius-panel);
  padding: clamp(28px, 4vw, 40px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
}

.donate-aside {
  border-radius: var(--radius-panel);
  padding: clamp(24px, 3.5vw, 36px);
}

.donate-faq {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.donate-faq ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.donate-faq li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
}

.donate-faq i {
  color: var(--accent-light);
  font-size: 14px;
  margin-top: 3px;
}

/* Legal Grid */
.legal-grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.legal-panel {
  border-radius: var(--radius-card);
  padding: clamp(24px, 3vw, 36px);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.legal-panel h2 {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-color);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.legal-panel h3 {
  font-size: 15px;
  font-weight: 750;
  color: var(--text-color);
  margin-top: 8px;
}

.legal-panel p {
  margin: 0;
  font-size: 14px;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  width: 100%;
  border-top: 1px solid var(--color-border);
  padding: 40px 20px 48px;
  margin-top: auto;
  background: var(--bg-color);
}

.footer-inner {
  width: min(var(--page-width), 100%);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
}

.quiet-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
}

.quiet-links a {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--trans-fast);
}

.quiet-links a:hover {
  color: var(--accent-light);
}

.footer-copy {
  margin: 0;
  font-size: 12px;
  color: var(--text-muted);
}

.footer-legal {
  margin: 0;
  font-size: 11px;
  color: var(--text-muted);
  max-width: 600px;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    min-height: auto;
    gap: 36px;
    padding-top: 16px;
  }

  .hero-copy {
    align-items: center;
    max-width: 640px;
    margin: 0 auto;
  }

  .hero-actions {
    align-items: center;
  }

  .showcase-stage-grid {
    grid-template-columns: 1fr;
  }

  .showcase-captions-pane {
    text-align: center;
    min-height: 120px;
  }

  .smartmango-banner {
    grid-template-columns: 1fr;
  }

  .formats-privacy-grid {
    grid-template-columns: 1fr;
  }

  .donate-unified-panel {
    grid-template-columns: 1fr;
  }

  .donate-embedded-reasons {
    padding-left: 0;
    border-left: none;
    border-top: 1px solid var(--color-border);
    padding-top: 20px;
  }

  .download-layout {
    grid-template-columns: 1fr;
  }

  .donate-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .site-nav {
    grid-template-columns: auto auto;
    justify-content: space-between;
  }

  .nav-scroll {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .formats-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .site-nav {
    padding: 6px 10px;
  }

  .platform-selector-tabs {
    width: 100%;
    justify-content: space-between;
  }

  .platform-tab-btn {
    padding: 6px 10px;
    font-size: 12px;
  }

  .guide-mini-code-box {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }

  .mini-copy-btn {
    align-self: flex-end;
  }
}

/* ==========================================================================
   Teaser Landing Hero & Announcement
   ========================================================================== */
.teaser-hero {
  position: relative;
  width: min(var(--page-width), 100%);
  margin: 0 auto;
  flex: 1;
  min-height: calc(85vh - var(--nav-height));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: clamp(48px, 8vh, 96px) 20px;
}

.teaser-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  max-width: 760px;
  margin: 0 auto;
}

.teaser-title {
  font-size: clamp(36px, 5.2vw, 62px);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -0.035em;
  color: var(--text-color);
  margin: 0;
  padding: 0;
  text-wrap: balance;
}

.teaser-action {
  margin-top: 4px;
}

/* Subtle v1 Download Button */
.subtle-v1-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: color var(--trans-fast), border-color var(--trans-fast), background-color var(--trans-fast), transform var(--trans-fast);
}

.subtle-v1-btn i {
  font-size: 11px;
  opacity: 0.65;
  transition: transform var(--trans-fast), opacity var(--trans-fast);
}

.subtle-v1-btn:hover {
  color: var(--text-color);
  border-color: var(--border-focus);
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-1px);
}

.subtle-v1-btn:hover i {
  opacity: 1;
  transform: translateY(1px);
}

.subtle-v1-btn:active {
  transform: translateY(0);
}

body.light-mode .subtle-v1-btn {
  color: var(--text-secondary);
  background: rgba(0, 0, 0, 0.03);
  border-color: rgba(0, 0, 0, 0.12);
}

body.light-mode .subtle-v1-btn:hover {
  color: var(--text-color);
  border-color: rgba(0, 0, 0, 0.28);
  background: rgba(0, 0, 0, 0.06);
}

@media (max-width: 640px) {
  .teaser-hero {
    min-height: calc(75vh - var(--nav-height));
    padding: 36px 16px;
  }
}

/* Reduced Motion Preference */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}