/* ============================================
   Needled Marketing Website — styles.css
   ============================================ */

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
}

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

ul, ol {
  list-style: none;
}

/* --- Custom Properties --- */
:root {
  /* Colors */
  --color-bg: #121212;
  --color-surface: #1E1E1E;
  --color-surface-hover: #2A2A2A;
  --color-primary: #4DB6AC;
  --color-primary-dim: rgba(77, 182, 172, 0.15);
  --color-primary-glow: rgba(77, 182, 172, 0.25);
  --color-coral: #FF8A80;
  --color-amber: #FFD54F;
  --color-periwinkle: #7986CB;
  --color-lime: #DCE775;
  --color-lavender: #BA68C8;
  --color-peach: #FFB74D;
  --color-text: #F5F5F5;
  --color-text-muted: #9E9E9E;
  --color-text-dim: #757575;
  --color-border: #333333;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3.25rem;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Layout */
  --max-width: 1200px;
  --nav-height: 72px;

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-phone: 0 25px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(77, 182, 172, 0.1);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 60px rgba(77, 182, 172, 0.2);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
}

/* --- Base --- */
body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

section {
  padding: var(--space-4xl) 0;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-xl); }

.section-heading {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-heading h2 {
  margin-bottom: var(--space-sm);
}

.section-heading p {
  color: var(--color-text-muted);
  font-size: var(--font-size-lg);
  max-width: 560px;
  margin: 0 auto;
}

/* --- Animations --- */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

@keyframes float-slow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.7; }
}

.pip-float {
  animation: float 3s ease-in-out infinite;
}

.pip-float-slow {
  animation: float-slow 4s ease-in-out infinite;
}

/* Scroll animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-on-scroll.delay-1 { transition-delay: 0.1s; }
.animate-on-scroll.delay-2 { transition-delay: 0.2s; }
.animate-on-scroll.delay-3 { transition-delay: 0.3s; }
.animate-on-scroll.delay-4 { transition-delay: 0.4s; }
.animate-on-scroll.delay-5 { transition-delay: 0.5s; }
.animate-on-scroll.delay-6 { transition-delay: 0.6s; }

/* ============================================
   Navigation
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: background-color var(--transition-base), backdrop-filter var(--transition-base);
}

.navbar.scrolled {
  background-color: rgba(18, 18, 18, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text);
  z-index: 1001;
}

.nav-brand img {
  width: 36px;
  height: 36px;
}

.nav-brand span span {
  color: inherit;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-links a {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

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

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
  padding: 0;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  transition: transform var(--transition-base), opacity var(--transition-fast);
}

.hamburger span:nth-child(1) {
  margin-bottom: 6px;
}

.hamburger span:nth-child(3) {
  margin-top: 6px;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile nav overlay */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(18, 18, 18, 1);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xl);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.mobile-nav.open {
  display: flex;
  opacity: 1;
}

.mobile-nav a {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--color-text);
  transition: color var(--transition-fast);
}

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

/* ============================================
   Hero
   ============================================ */
.hero {
  padding-top: calc(var(--nav-height) + var(--space-3xl));
  padding-bottom: var(--space-4xl);
  position: relative;
  overflow: hidden;
}

.hero .container {
  display: flex;
  align-items: center;
  gap: var(--space-3xl);
}

.hero-content {
  flex: 1;
  min-width: 0;
}

.hero-pip {
  width: 72px;
  height: 72px;
  margin-bottom: var(--space-lg);
}

.hero h1 {
  margin-bottom: var(--space-lg);
}

.hero h1 .highlight {
  color: var(--color-primary);
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2xl);
  max-width: 480px;
  line-height: 1.7;
}

.hero-phone-wrapper {
  flex: 0 0 auto;
  position: relative;
}

.hero-phone-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 340px;
  height: 340px;
  background: radial-gradient(circle, var(--color-primary-glow), transparent 70%);
  border-radius: 50%;
  animation: pulse-glow 4s ease-in-out infinite;
  pointer-events: none;
}

/* Phone mockup */
.phone-mockup {
  position: relative;
  width: 260px;
  border-radius: 36px;
  overflow: hidden;
  box-shadow: var(--shadow-phone);
  border: 3px solid var(--color-border);
  background-color: var(--color-bg);
}

.phone-mockup img {
  width: 100%;
  display: block;
}

/* Store buttons */
.store-buttons {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 12px 24px;
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
  cursor: pointer;
}

.store-btn:hover {
  background-color: var(--color-surface-hover);
  border-color: var(--color-primary);
}

.store-btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.store-btn .store-label {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.store-btn .store-label small {
  font-size: var(--font-size-xs);
  font-weight: 400;
  color: var(--color-text-muted);
}

/* ============================================
   Trust Bar
   ============================================ */
.trust-bar {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.trust-items {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-2xl);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

.trust-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-primary);
  flex-shrink: 0;
}

/* ============================================
   Features
   ============================================ */
.features {
  padding: var(--space-5xl) 0;
}

.feature-row {
  display: flex;
  align-items: center;
  gap: var(--space-3xl);
  margin-bottom: var(--space-4xl);
}

.feature-row:last-child {
  margin-bottom: 0;
}

.feature-row.reversed {
  flex-direction: row-reverse;
}

.feature-text {
  flex: 1;
  min-width: 0;
}

.feature-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-md);
}

.feature-text h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-sm);
}

.feature-text p {
  color: var(--color-text-muted);
  font-size: var(--font-size-lg);
  line-height: 1.7;
  max-width: 440px;
}

.feature-phone {
  flex: 0 0 auto;
  position: relative;
}

.feature-phone .phone-mockup {
  width: 240px;
}

/* ============================================
   How It Works
   ============================================ */
.how-it-works {
  padding: var(--space-5xl) 0;
  background-color: var(--color-surface);
}

.steps {
  display: flex;
  justify-content: center;
  gap: var(--space-3xl);
  position: relative;
}

/* Connecting line */
.steps::before {
  content: '';
  position: absolute;
  top: 60px;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  flex: 1;
  max-width: 240px;
}

.step-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-lg);
  position: relative;
  z-index: 1;
}

.step-pip {
  width: 80px;
  height: 80px;
  margin-bottom: var(--space-md);
}

.step h3 {
  margin-bottom: var(--space-xs);
  font-size: var(--font-size-lg);
}

.step p {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

/* ============================================
   App Showcase
   ============================================ */
.showcase {
  padding: var(--space-5xl) 0;
  overflow: hidden;
}

.showcase-phones {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: var(--space-lg);
  perspective: 1000px;
  padding: var(--space-xl) 0;
}

.showcase-phone {
  transition: transform var(--transition-slow);
}

.showcase-phone .phone-mockup {
  width: 200px;
}

.showcase-phone:nth-child(1) {
  transform: rotate(-8deg) translateY(20px) scale(0.9);
  opacity: 0.7;
}

.showcase-phone:nth-child(2) {
  transform: rotate(-4deg) translateY(8px) scale(0.95);
  opacity: 0.85;
}

.showcase-phone:nth-child(3) {
  transform: scale(1.05);
  z-index: 2;
}

.showcase-phone:nth-child(4) {
  transform: rotate(4deg) translateY(8px) scale(0.95);
  opacity: 0.85;
}

.showcase-phone:nth-child(5) {
  transform: rotate(8deg) translateY(20px) scale(0.9);
  opacity: 0.7;
}

/* Mobile: horizontal scroll */
.showcase-scroll {
  display: none;
}

/* ============================================
   Meet Pip
   ============================================ */
.meet-pip {
  padding: var(--space-5xl) 0;
  background-color: var(--color-surface);
}

.pip-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  max-width: 640px;
  margin: 0 auto;
}

.pip-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  cursor: default;
}

.pip-card:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-glow);
  border-color: var(--color-primary);
}

.pip-card img {
  width: 80px;
  height: 80px;
  margin-bottom: var(--space-sm);
}

.pip-card span {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: capitalize;
}

.pip-tagline {
  text-align: center;
  margin-top: var(--space-2xl);
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  font-style: italic;
}

/* ============================================
   CTA Section
   ============================================ */
.cta {
  padding: var(--space-5xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--color-primary-dim), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.cta .container {
  position: relative;
  z-index: 1;
}

.cta-pip {
  width: 96px;
  height: 96px;
  margin: 0 auto var(--space-xl);
}

.cta h2 {
  margin-bottom: var(--space-md);
}

.cta-subtitle {
  color: var(--color-text-muted);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2xl);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.cta .store-buttons {
  justify-content: center;
  margin-bottom: var(--space-2xl);
}

.cta-contact {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.cta-contact a {
  color: var(--color-primary);
  font-weight: 600;
  transition: opacity var(--transition-fast);
}

.cta-contact a:hover {
  opacity: 0.8;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--color-border);
}

.footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 700;
  font-size: var(--font-size-lg);
}

.footer-brand img {
  width: 28px;
  height: 28px;
}

.footer-brand span span {
  color: inherit;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.footer-links a {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

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

.footer-copy {
  width: 100%;
  text-align: center;
  font-size: var(--font-size-xs);
  color: var(--color-text-dim);
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

/* ============================================
   Legal Pages
   ============================================ */
.legal-page {
  padding-top: calc(var(--nav-height) + var(--space-3xl));
  padding-bottom: var(--space-4xl);
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.legal-content h1 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-sm);
}

.legal-content .legal-date {
  color: var(--color-text-dim);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-3xl);
}

.legal-content h2 {
  font-size: var(--font-size-xl);
  color: var(--color-primary);
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}

.legal-content p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

.legal-content ul {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  padding-left: var(--space-xl);
  list-style: disc;
  line-height: 1.8;
}

.legal-content li {
  margin-bottom: var(--space-xs);
}

.legal-content a {
  color: var(--color-primary);
}

.legal-content a:hover {
  text-decoration: underline;
}

/* Legal page nav */
.nav-legal .nav-links {
  gap: var(--space-md);
}

.nav-back {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

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

/* ============================================
   Beta Messaging
   ============================================ */
.beta-messaging {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-md);
}

.cta .beta-messaging {
  align-items: center;
}

.beta-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary-dim);
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.beta-badge svg {
  flex-shrink: 0;
}

.beta-access-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 14px 28px;
  border-radius: var(--radius-md);
  background-color: var(--color-primary);
  color: var(--color-bg);
  font-weight: 700;
  font-size: var(--font-size-base);
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.beta-access-btn:hover {
  background-color: #5ec4ba;
  transform: translateY(-1px);
}

.beta-access-btn:active {
  transform: translateY(0);
}

.beta-access-btn svg {
  flex-shrink: 0;
}

/* ============================================
   PIN Modal
   ============================================ */
.pin-modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}

.pin-modal-overlay.open {
  display: flex;
}

.pin-modal {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  width: 100%;
  max-width: 380px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-card);
  animation: modal-enter 0.3s ease;
}

@keyframes modal-enter {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.pin-modal-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: var(--font-size-2xl);
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  line-height: 1;
}

.pin-modal-close:hover {
  color: var(--color-text);
  background-color: var(--color-surface-hover);
}

.pin-modal-pip {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
}

.pin-modal h2 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-xs);
}

.pin-modal-subtitle {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-xl);
}

.pin-input {
  width: 160px;
  padding: 14px;
  border-radius: var(--radius-md);
  border: 2px solid var(--color-border);
  background-color: var(--color-bg);
  color: var(--color-text);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  text-align: center;
  letter-spacing: 0.5em;
  transition: border-color var(--transition-fast);
}

.pin-input::placeholder {
  color: var(--color-text-dim);
  letter-spacing: 0.3em;
}

.pin-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.pin-input.error {
  border-color: var(--color-coral);
  animation: shake 0.4s ease;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-8px); }
  50% { transform: translateX(8px); }
  75% { transform: translateX(-4px); }
}

.pin-error {
  color: var(--color-coral);
  font-size: var(--font-size-sm);
  min-height: 1.5em;
  margin-top: var(--space-sm);
  margin-bottom: var(--space-md);
}

.pin-submit-btn {
  width: 100%;
  padding: 14px;
  border-radius: var(--radius-md);
  background-color: var(--color-primary);
  color: var(--color-bg);
  font-weight: 700;
  font-size: var(--font-size-base);
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.pin-submit-btn:hover {
  background-color: #5ec4ba;
}

.pin-submit-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ============================================
   Beta Page
   ============================================ */
.beta-page {
  padding-top: calc(var(--nav-height) + var(--space-3xl));
  padding-bottom: var(--space-4xl);
}

.beta-content {
  max-width: 800px;
  margin: 0 auto;
}

.beta-hero {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.beta-hero img {
  width: 96px;
  height: 96px;
  margin: 0 auto var(--space-lg);
}

.beta-hero h1 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-sm);
}

.beta-hero p {
  color: var(--color-text-muted);
  font-size: var(--font-size-lg);
}

.beta-section {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.beta-section h2 {
  font-size: var(--font-size-xl);
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.beta-section p {
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.beta-section p:last-child {
  margin-bottom: 0;
}

.beta-section ol {
  color: var(--color-text-muted);
  padding-left: var(--space-xl);
  list-style: decimal;
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.beta-section ol:last-child {
  margin-bottom: 0;
}

.beta-section li {
  margin-bottom: var(--space-xs);
}

.beta-section a {
  color: var(--color-primary);
}

.beta-section a:hover {
  text-decoration: underline;
}

.beta-section .beta-download-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 14px 28px;
  border-radius: var(--radius-md);
  background-color: var(--color-primary);
  color: var(--color-bg);
  font-weight: 700;
  font-size: var(--font-size-base);
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
  text-decoration: none;
}

.beta-section .beta-download-btn:hover {
  background-color: #5ec4ba;
  transform: translateY(-1px);
  text-decoration: none;
}

/* ============================================
   Responsive — Tablet (640px)
   ============================================ */
@media (max-width: 1024px) {
  .nav-links {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  /* Hero stacked */
  .hero .container {
    flex-direction: column;
    text-align: center;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-pip {
    margin-left: auto;
    margin-right: auto;
  }

  .store-buttons {
    justify-content: center;
  }

  .beta-messaging {
    align-items: center;
  }

  .hero-phone-wrapper {
    margin-top: var(--space-xl);
  }

  /* Features stacked */
  .feature-row,
  .feature-row.reversed {
    flex-direction: column;
    text-align: center;
  }

  .feature-text p {
    margin-left: auto;
    margin-right: auto;
  }

  .feature-icon {
    margin-left: auto;
    margin-right: auto;
  }

  /* Steps stacked */
  .steps {
    flex-direction: column;
    align-items: center;
    gap: var(--space-2xl);
  }

  .steps::before {
    top: 0;
    left: 50%;
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, transparent, var(--color-primary), transparent);
  }

  /* Showcase: horizontal scroll on mobile */
  .showcase-phones {
    display: none;
  }

  .showcase-scroll {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: var(--space-lg);
    padding: var(--space-xl) var(--space-lg);
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .showcase-scroll::-webkit-scrollbar {
    display: none;
  }

  .showcase-scroll .phone-mockup {
    width: 220px;
    flex-shrink: 0;
    scroll-snap-align: center;
  }

  /* Pip grid: 2 columns */
  .pip-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }

  /* Footer stacked */
  .footer .container {
    flex-direction: column;
    text-align: center;
  }

  .footer-links {
    justify-content: center;
  }
}

/* ============================================
   Responsive — Small Mobile (480px)
   ============================================ */
@media (max-width: 480px) {
  h1 { font-size: var(--font-size-3xl); }
  h2 { font-size: var(--font-size-2xl); }

  section {
    padding: var(--space-3xl) 0;
  }

  .phone-mockup {
    width: 220px;
  }

  .feature-phone .phone-mockup {
    width: 200px;
  }

  .trust-items {
    flex-direction: column;
    gap: var(--space-md);
  }

  .pip-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .store-buttons {
    flex-direction: column;
    align-items: center;
  }

  .store-btn {
    width: 100%;
    max-width: 260px;
    justify-content: center;
  }

  .beta-access-btn {
    width: 100%;
    max-width: 260px;
    justify-content: center;
  }
}

/* ============================================
   Brand Kit Page
   ============================================ */
.brand-kit-content {
  max-width: 1200px;
  margin: 0 auto;
}

.brand-kit-hero {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.brand-kit-hero img {
  width: 96px;
  height: 96px;
  margin: 0 auto var(--space-lg);
}

.brand-kit-hero h1 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-md);
}

.brand-kit-hero h1 span {
  color: inherit;
}

.brand-kit-hero p {
  color: var(--color-text-muted);
  font-size: var(--font-size-lg);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

.brand-kit-section {
  margin-bottom: var(--space-3xl);
}

.brand-kit-section h2 {
  font-size: var(--font-size-2xl);
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.brand-kit-section h3 {
  font-size: var(--font-size-lg);
  color: var(--color-text);
}

.brand-kit-desc {
  color: var(--color-text-muted);
  font-size: var(--font-size-base);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
  max-width: 720px;
}

.brand-kit-desc code {
  background-color: var(--color-surface);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  color: var(--color-primary);
}

/* Brand Mark */
.brand-mark-demos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.brand-mark-demo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-2xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.brand-mark-dark {
  background-color: var(--color-bg);
}

.brand-mark-light {
  background-color: #F5F5F5;
}

.brand-mark {
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.2;
}

.brand-mark-light .brand-mark {
  color: #1a1a1a;
}

.brand-mark span {
  color: var(--color-primary);
}

.brand-mark-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

/* Color Swatches */
.color-swatch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: var(--space-md);
}

.color-swatch {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.color-swatch:hover {
  transform: translateY(-2px);
  border-color: var(--color-primary);
}

.color-block {
  width: 100%;
  height: 80px;
}

.swatch-info {
  padding: var(--space-sm) var(--space-md) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.swatch-info strong {
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.swatch-hex {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.swatch-hex code {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.swatch-copy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: none;
  border: 1px solid transparent;
  border-radius: 4px;
  color: var(--color-text-dim);
  cursor: pointer;
  padding: 0;
  transition: color var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast);
}

.swatch-copy-btn:hover {
  color: var(--color-primary);
  border-color: var(--color-border);
  background-color: var(--color-surface-hover);
}

.swatch-copy-btn.copied {
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  font-weight: 600;
}

.swatch-var {
  font-size: var(--font-size-xs);
  color: var(--color-text-dim);
  font-family: monospace;
}

.swatch-vibe {
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  font-style: italic;
  margin-top: 2px;
}

.swatch-usage {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: 1.4;
  margin-top: 2px;
}

/* Typography */
.type-family-block {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  margin-bottom: var(--space-xl);
}

.type-family-block code {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  word-break: break-word;
}

.type-weights {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.type-weight-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-xs);
  padding: var(--space-xl) var(--space-md);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.type-weight-sample {
  font-size: var(--font-size-4xl);
  color: var(--color-text);
  line-height: 1;
}

.type-weight-name {
  font-size: var(--font-size-sm);
  color: var(--color-text);
  font-weight: 500;
}

.type-weight-value {
  font-size: var(--font-size-xs);
  color: var(--color-text-dim);
  font-family: monospace;
}

.type-scale {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.type-scale-row {
  display: flex;
  align-items: baseline;
  gap: var(--space-xl);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.type-scale-label {
  flex: 0 0 180px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.type-scale-label code {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.type-scale-label span {
  font-size: var(--font-size-xs);
  color: var(--color-text-dim);
}

.type-scale-sample {
  color: var(--color-text);
  line-height: 1.2;
}

/* Pip Mascot Grid */
.brand-pip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-md);
}

.brand-pip-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-sm);
  padding: var(--space-xl);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.brand-pip-card:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-glow);
  border-color: var(--color-primary);
}

.brand-pip-card img {
  width: 120px;
  height: 120px;
  margin-bottom: var(--space-xs);
}

.brand-pip-card strong {
  font-size: var(--font-size-base);
  color: var(--color-text);
}

.brand-pip-card span {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.4;
}

.brand-pip-card code {
  font-size: var(--font-size-xs);
  color: var(--color-text-dim);
}

/* Feature Icons Grid */
.brand-icon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: var(--space-md);
}

.brand-icon-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-sm);
  padding: var(--space-xl);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.brand-icon-card img {
  width: 64px;
  height: 64px;
}

.brand-icon-card strong {
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.brand-icon-card code {
  font-size: var(--font-size-xs);
  color: var(--color-text-dim);
}

/* Screenshots */
.brand-screenshots {
  display: flex;
  justify-content: center;
  gap: var(--space-2xl);
  flex-wrap: wrap;
}

.brand-screenshot-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.brand-screenshot-item .phone-mockup {
  width: 260px;
}

.brand-screenshot-item span {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

/* Language Guide Table */
.language-guide-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-xl);
}

.language-guide-table th {
  text-align: left;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
}

.language-guide-table td {
  padding: var(--space-sm) var(--space-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
}

.language-guide-table td strong {
  color: var(--color-text);
}

.language-guide-table tr:last-child td {
  border-bottom: none;
}

/* Brand Notes */
.brand-notes {
  background-color: var(--color-surface);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-lg) var(--space-xl);
}

.brand-notes ul {
  list-style: disc;
  padding-left: var(--space-xl);
}

.brand-notes li {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  line-height: 1.8;
  margin-bottom: var(--space-sm);
}

.brand-notes li:last-child {
  margin-bottom: 0;
}

.brand-notes li strong {
  color: var(--color-text);
}

.brand-notes code {
  background-color: var(--color-bg);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: var(--font-size-xs);
  color: var(--color-primary);
}

/* ============================================
   Brand Kit — Responsive
   ============================================ */

/* Fix: keep nav-legal links visible on mobile (all sub-pages) */
@media (max-width: 1024px) {
  .nav-legal .nav-links {
    display: flex;
  }

  .brand-mark-demos {
    grid-template-columns: 1fr;
  }

  .type-weights {
    grid-template-columns: repeat(2, 1fr);
  }

  .type-scale-row {
    flex-direction: column;
    gap: var(--space-xs);
  }

  .type-scale-label {
    flex: none;
  }

  .brand-screenshots {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 480px) {
  .brand-kit-hero h1 {
    font-size: var(--font-size-2xl);
  }

  .color-swatch-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .type-weights {
    grid-template-columns: repeat(2, 1fr);
  }

  .brand-pip-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .brand-icon-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}