:root {
  --color-bg: #0a0a0a;
  --color-text: #ffffff;
  --color-text-muted: #a1a1aa;
  --color-primary: #ffff00;
  --color-primary-dark: #cccc00;
  --color-secondary: #ffffff;
  --color-accent: #2a2a2a;
  --color-card-bg: #171717;

  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  --container-width: 1200px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 8rem;

  --border-radius: 12px;
  --transition: 0.3s ease;
}

html { scroll-behavior: smooth; }
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-text);
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.text-center { text-align: center; }

/* Header */
.header {
  padding: var(--spacing-md) 0;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.nav {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.nav a:not(.btn) {
  color: var(--color-text-muted);
  font-weight: 500;
}

.nav a:not(.btn):hover {
  color: var(--color-text);
}

/* Language toggle */
.lang-toggle {
  display: inline-flex;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 100px;
  overflow: hidden;
  font-family: var(--font-heading);
}

.lang-toggle button {
  background: transparent;
  color: var(--color-text-muted);
  border: none;
  padding: 0.4rem 0.9rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.lang-toggle button.active {
  background: var(--color-primary);
  color: #000;
}

.lang-toggle button:not(.active):hover {
  color: var(--color-text);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 100px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background-color: var(--color-primary);
  color: #000;
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 255, 0, 0.2);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-text);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  border-color: var(--color-text);
  background-color: rgba(255, 255, 255, 0.05);
}

.btn-lg {
  padding: 0.7rem 1.5rem;
  font-size: 0.95rem;
}

/* Hero */
.hero {
  padding: 180px 0 var(--spacing-xl);
  position: relative;
  overflow: hidden;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-title {
  font-size: 3.5rem;
  margin-bottom: 0.75rem;
  letter-spacing: -0.03em;
  background: linear-gradient(to right, #fff 20%, #aaa 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
  max-width: 460px;
  line-height: 1.7;
}

.hero-punch {
  color: var(--color-text);
  font-weight: 600;
  font-size: 1.1rem;
}

.hero-tagline {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin-top: -0.75rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.7;
}

.hero-actions {
  display: flex;
  gap: var(--spacing-sm);
}

/* Hero mockup */
.app-mockup-placeholder {
  width: 320px;
  height: 640px;
  background: #000;
  border: 8px solid #333;
  border-radius: 40px;
  margin: 0 auto;
  position: relative;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.mockup-screen {
  width: 100%;
  height: 100%;
  background: #111;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}

.mockup-content {
  position: relative;
  width: 100%;
  height: 100%;
  background-color: #000;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mockup-state {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 1.5rem;
  opacity: 0;
}

.mockup-state.prompt {
  animation: cyclePrompt 11s infinite;
}

.mockup-state.confirmed {
  animation: cycleConfirmed 11s infinite;
}

.mockup-prompt-text {
  text-align: center;
  font-weight: 700;
  font-size: 1.25rem;
}

.mockup-helper {
  font-size: 0.8rem;
  opacity: 0.7;
}

.status-circle {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 30px rgba(255, 255, 0, 0.4);
  animation: pulse-calm 3s infinite;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  color: #000;
  font-weight: 900;
  font-size: 1.5rem;
  text-align: center;
  line-height: 1.05;
  font-family: var(--font-heading);
}

.mockup-confirmed-icon { color: #32D74B; }
.mockup-confirmed-title {
  color: #32D74B;
  font-size: 2rem;
  font-weight: 700;
}
.mockup-confirmed-body {
  text-align: center;
  font-size: 1rem;
  opacity: 0.9;
}

@keyframes cyclePrompt {
  0%   { opacity: 1; transform: scale(1); }
  65%  { opacity: 1; transform: scale(1); }
  72%  { opacity: 0; transform: scale(0.95); }
  93%  { opacity: 0; transform: scale(0.95); }
  100% { opacity: 1; transform: scale(1); }
}

@keyframes cycleConfirmed {
  0%   { opacity: 0; transform: scale(0.95); }
  65%  { opacity: 0; transform: scale(0.95); }
  72%  { opacity: 1; transform: scale(1); }
  93%  { opacity: 1; transform: scale(1); }
  100% { opacity: 0; transform: scale(0.95); }
}

@keyframes pulse-calm {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.05); opacity: 0.85; }
  100% { transform: scale(1); opacity: 1; }
}

.hero-background-glow {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(255, 255, 0, 0.08) 0%, rgba(0, 0, 0, 0) 70%);
  z-index: 1;
  pointer-events: none;
}

/* Sections */
.section { padding: var(--spacing-xl) 0; }

.section-header {
  margin-bottom: var(--spacing-lg);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.section-header h2 {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.section-header p {
  font-size: 1.25rem;
  color: var(--color-text-muted);
}

/* How It Works */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.step-card {
  background: var(--color-card-bg);
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: var(--transition);
}

.step-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.1);
}

.step-number {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 700;
  color: var(--color-primary);
  opacity: 0.85;
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.step-card h3 {
  margin-bottom: var(--spacing-xs);
  font-size: 1.5rem;
}

.step-card p { color: var(--color-text-muted); }

/* Notification flow */
.notification-flow-container {
  margin-top: var(--spacing-lg);
  background: linear-gradient(135deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0.01) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px;
  padding: 2.5rem var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  position: relative;
  overflow: hidden;
}

.notification-flow-container::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(255,200,0,0.04) 0%, transparent 60%);
  pointer-events: none;
}

.flow-source {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  z-index: 2;
  min-width: 110px;
}

.source-icon {
  font-size: 2.2rem;
  width: 72px;
  height: 72px;
  background: radial-gradient(circle, #1a1200 0%, #0f0f00 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #554400;
  animation: pulse-warning 2.4s ease-in-out infinite;
  position: relative;
}

.clock-badge {
  position: absolute;
  bottom: -4px;
  right: -4px;
  width: 22px;
  height: 22px;
  background: #ff6b00;
  border-radius: 50%;
  border: 2px solid #0a0a0a;
  display: flex;
  align-items: center;
  justify-content: center;
}

@keyframes pulse-warning {
  0%   { border-color: #554400; box-shadow: 0 0 0 0 rgba(255,200,0,0); }
  50%  { border-color: #ccaa00; box-shadow: 0 0 0 8px rgba(255,200,0,0.08), 0 0 24px rgba(255,200,0,0.25); }
  100% { border-color: #554400; box-shadow: 0 0 0 0 rgba(255,200,0,0); }
}

.flow-source-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text);
}

.flow-source-sub {
  font-size: 0.72rem;
  color: var(--color-text-muted);
}

.flow-connector {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  max-width: 160px;
}

.flow-line {
  height: 2px;
  width: 100%;
  position: relative;
  overflow: hidden;
  border-radius: 2px;
}

.flow-line.active {
  background: rgba(6, 199, 85, 0.12);
}

.flow-line.dormant {
  background: rgba(255, 255, 255, 0.05);
}

.flow-line.active::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 70px;
  height: 100%;
  background: linear-gradient(90deg, transparent, #06C755, transparent);
  transform: translateX(-100%);
  animation: signal-travel 1.6s ease-in-out infinite;
}

@keyframes signal-travel {
  0%   { transform: translateX(-120%); opacity: 0; }
  20%  { opacity: 1; }
  80%  { opacity: 1; }
  100% { transform: translateX(380%); opacity: 0; }
}

.flow-destinations {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  z-index: 2;
}

.dest-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: #161616;
  padding: 0.9rem 1.1rem 0.9rem 0.9rem;
  border-radius: 16px;
  min-width: 250px;
  border: 1px solid #242424;
  transition: all 0.25s ease;
  position: relative;
}

.dest-active {
  border-color: rgba(6, 199, 85, 0.5);
  background: #0d1f12;
  box-shadow: 0 0 0 1px rgba(6,199,85,0.1), 0 4px 24px rgba(6, 199, 85, 0.12);
}

.dest-active:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 0 1px rgba(6,199,85,0.25), 0 8px 32px rgba(6, 199, 85, 0.2);
}

.dest-soon {
  opacity: 0.35;
  filter: saturate(0.3);
}

.dest-brand {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.line-brand { background: #06C755; }
.email-brand { background: #1e1e1e; border: 1px solid #333; }
.whatsapp-brand { background: #25D366; }

.dest-info {
  flex: 1;
}

.dest-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-text);
}

.dest-desc {
  font-size: 0.72rem;
  color: var(--color-text-muted);
  margin-top: 0.1rem;
}

.live-dot {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #06C755;
}

.live-dot span {
  width: 7px;
  height: 7px;
  background: #06C755;
  border-radius: 50%;
  animation: blink 1.4s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.2; }
}

.lock-icon {
  color: rgba(255,255,255,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: rgba(255,255,255,0.05);
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.08);
}

.trust-strip {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.trust-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.trust-pill-icon { font-size: 1rem; }

.trust-divider {
  width: 1px;
  height: 14px;
  background: rgba(255,255,255,0.15);
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: var(--spacing-lg);
}

.testimonial-card {
  background: #111;
  border: 1px solid #222;
  border-radius: 20px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  transition: border-color 0.25s ease;
}

.testimonial-card:hover { border-color: #333; }

.testimonial-quote {
  font-size: 0.97rem;
  line-height: 1.75;
  color: var(--color-text-muted);
  flex: 1;
  position: relative;
  padding-top: 1rem;
}

.testimonial-quote::before {
  content: '\201C';
  position: absolute;
  top: -0.5rem;
  left: -0.25rem;
  font-size: 3.5rem;
  font-family: var(--font-heading);
  color: var(--color-primary);
  line-height: 1;
  opacity: 0.6;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #333, #222);
  border: 1px solid #444;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-text-muted);
  flex-shrink: 0;
  letter-spacing: 0.03em;
}

.testimonial-name {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text);
}

.testimonial-detail {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.1rem;
}

/* FAQ */
.faq-section { background: #0d0d0d; }

.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: #1e1e1e;
  border: 1px solid #1e1e1e;
  border-radius: 20px;
  overflow: hidden;
  margin-top: var(--spacing-lg);
}

.faq-item {
  background: #0d0d0d;
  padding: 1.75rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.faq-q {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-text);
  font-family: var(--font-heading);
}

.faq-a {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

/* Pricing */
.pricing-section { background: var(--color-bg); }

.trial-banner {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  background: linear-gradient(135deg, rgba(255,255,0,0.06) 0%, rgba(255,255,0,0.02) 100%);
  border: 1px solid rgba(255,255,0,0.2);
  border-radius: 16px;
  padding: 1.2rem 1.8rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.trial-icon { font-size: 2rem; }

.trial-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.trial-text strong {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
}

.trial-text span {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.trial-cta { white-space: nowrap; }

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  max-width: 860px;
  margin: 0 auto;
}

.pricing-card {
  border-radius: 24px;
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  overflow: hidden;
}

.pricing-featured {
  background: linear-gradient(160deg, #141400 0%, #0e0e00 100%);
  border: 1px solid rgba(255,255,0,0.3);
  box-shadow: 0 0 0 1px rgba(255,255,0,0.05), 0 8px 48px rgba(255,255,0,0.08);
}

.pricing-standard {
  background: #111;
  border: 1px solid #242424;
}

.pricing-badge {
  position: absolute;
  top: 1.4rem;
  right: 1.4rem;
  background: var(--color-primary);
  color: #000;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  padding: 0.3rem 0.75rem;
  border-radius: 20px;
}

.pricing-header { margin-bottom: 1.5rem; }

.pricing-plan-ja {
  font-size: 1.3rem;
  font-weight: 700;
  font-family: var(--font-heading);
  color: var(--color-text);
}

.pricing-plan-en {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-top: 0.15rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.pricing-amount {
  display: flex;
  align-items: baseline;
  gap: 0.3rem;
  margin-bottom: 0.4rem;
}

.pricing-currency {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-text-muted);
}

.pricing-price {
  font-size: 3.8rem;
  font-weight: 800;
  font-family: var(--font-heading);
  line-height: 1;
  color: var(--color-text);
}

.pricing-featured .pricing-price { color: var(--color-primary); }

.pricing-period {
  font-size: 1rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.pricing-equiv {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.pricing-saving {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-primary);
  background: rgba(255,255,0,0.08);
  border: 1px solid rgba(255,255,0,0.2);
  border-radius: 8px;
  padding: 0.25rem 0.7rem;
  margin-bottom: 1.8rem;
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
  flex: 1;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.check {
  color: var(--color-primary);
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

.muted-check {
  color: #444;
  font-weight: 700;
  flex-shrink: 0;
}

.pricing-btn {
  width: 100%;
  text-align: center;
  padding: 0.9rem 1rem;
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
}

.pricing-note {
  text-align: center;
  font-size: 0.72rem;
  color: var(--color-text-muted);
}

/* Download */
.download-section {
  background: linear-gradient(180deg, var(--color-bg) 0%, #151510 100%);
  text-align: center;
}

.download-section h2 {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.download-section p {
  color: var(--color-text-muted);
  font-size: 1.125rem;
}

.download-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
  flex-wrap: wrap;
}

.store-btn {
  background: #000;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  padding: 0.8rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  color: #fff;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.store-btn:hover {
  background: #222;
  border-color: #fff;
}

.store-icon { font-size: 2rem; }

.store-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.small-text {
  font-size: 0.75rem;
  text-transform: uppercase;
  opacity: 0.8;
}

.large-text {
  font-size: 1.25rem;
  font-weight: 700;
}

/* Footer */
.footer {
  padding: var(--spacing-md) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

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

.footer-links {
  display: flex;
  gap: var(--spacing-md);
}

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

/* ── Hamburger nav toggle ── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: 0.3s;
}
.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0;
  background: rgba(10,10,10,0.98);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 1rem var(--spacing-md);
  position: fixed;
  top: 65px;
  left: 0;
  right: 0;
  z-index: 99;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-muted);
}
.mobile-nav a:last-child { border-bottom: none; }

/* ── Tablet (≤900px) ── */
@media (max-width: 900px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-title { font-size: 3rem; }
  .hero-subtitle { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-store-badges { justify-content: center; }
  .hero-platform { text-align: center; }
  .trust-strip { justify-content: center; }
  .hero-visual.dual-mockup { justify-content: center; }
  .steps-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 480px; }
  .faq-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .nav a:not(.btn) { display: none; }
  .nav .lang-toggle { display: none; }
  .nav-hamburger { display: flex; }
}

/* ── Mobile (≤600px) ── */
@media (max-width: 600px) {
  .section { padding: 4rem 0; }

  /* Hero */
  .hero { padding: 120px 0 4rem; }
  .hero-title { font-size: 2.4rem; }
  .hero-subtitle { font-size: 1rem; }
  .hero-actions { flex-direction: column; align-items: center; gap: 0.75rem; }
  .hero-actions .btn-lg { width: 100%; max-width: 320px; text-align: center; }
  .hero-store-badges { flex-direction: column; align-items: center; }
  .trust-strip { flex-direction: column; align-items: center; gap: 0.6rem; }
  .trust-divider { width: 40px; height: 1px; }

  /* Dual phones — stack vertically, show parent phone only at small size */
  .hero-visual.dual-mockup { flex-direction: column; align-items: center; gap: 2rem; }
  .mockup-caregiver { display: none; }

  /* Section headers */
  .section-header h2 { font-size: 1.8rem; }

  /* How It Works */
  .notification-flow-container {
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-md);
    gap: 1.5rem;
  }
  .flow-connector {
    flex-direction: row;
    max-width: 100%;
    width: 100%;
    gap: 0.5rem;
  }
  .flow-line { height: 2px; width: 100%; }
  .flow-destinations { width: 100%; }
  .dest-card { min-width: unset; width: 100%; }

  /* Testimonials */
  .testimonials-grid { grid-template-columns: 1fr; }

  /* Pricing */
  .pricing-grid { grid-template-columns: 1fr; }
  .trial-banner { flex-direction: column; text-align: center; gap: 1rem; }
  .pricing-card { padding: 1.75rem 1.5rem; }
  .pricing-price { font-size: 3rem; }

  /* FAQ */
  .faq-grid {
    grid-template-columns: 1fr;
    background: transparent;
    border: none;
    gap: 1px;
  }
  .faq-item {
    background: #111;
    border: 1px solid #1e1e1e;
    border-radius: 12px;
    margin-bottom: 2px;
  }

  /* Download */
  .download-section h2 { font-size: 2rem; }
  .download-buttons { flex-direction: column; align-items: center; gap: 0.75rem; }

  /* Footer */
  .footer-container { flex-direction: column; text-align: center; gap: 1rem; }
  .footer-links { justify-content: center; }
}