:root {
  --brand:        #00D4FF;
  --brand2:       #0099CC;
  --brand-glow:   rgba(0, 212, 255, 0.25);
  --bg:           #0A0A0F;
  --bg2:          #111118;
  --bg3:          #1A1A24;
  --surface:      #1E1E2E;
  --surface2:     #252535;
  --surface3:     #2E2E42;
  --text:         #E8E8F0;
  --text-muted:   #8888AA;
  --text-dim:     #555570;
  --success:      #00FF88;
  --warning:      #FFB800;
  --danger:       #FF4455;
  --radius:       12px;
  --radius-lg:    20px;
  --transition:   0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow:       0 8px 32px rgba(0,0,0,0.4);
  --shadow-brand: 0 0 40px rgba(0, 212, 255, 0.2);
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;600&display=swap');

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

html { scroll-behavior: smooth; font-size: 16px; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--brand2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--brand); }

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── NAVIGATION ─────────────────────────────────────────── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 2rem;
  height: 64px;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(0, 212, 255, 0.1);
  transition: var(--transition);
}

.nav-logo {
  display: flex; align-items: center; gap: 0.75rem;
  text-decoration: none;
}

.nav-logo-text {
  font-size: 1.4rem; font-weight: 800;
  background: linear-gradient(135deg, var(--brand), #fff);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  letter-spacing: -0.5px;
}

.nav-logo-badge {
  font-size: 0.65rem; font-weight: 600;
  background: var(--brand); color: var(--bg);
  padding: 0.15rem 0.5rem; border-radius: 99px;
  letter-spacing: 0.5px;
}

.nav-links {
  display: flex; align-items: center; gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted); text-decoration: none;
  font-size: 0.9rem; font-weight: 500;
  transition: var(--transition);
}

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

.nav-lang {
  display: flex; gap: 0.5rem;
}

.lang-btn {
  background: none; border: 1px solid var(--surface3);
  color: var(--text-muted); padding: 0.25rem 0.6rem;
  border-radius: 6px; font-size: 0.75rem; cursor: pointer;
  transition: var(--transition); font-family: inherit;
}

.lang-btn:hover, .lang-btn.active {
  border-color: var(--brand); color: var(--brand);
}

.nav-download-btn {
  background: var(--brand); color: var(--bg);
  border: none; padding: 0.5rem 1.25rem;
  border-radius: 8px; font-weight: 700; font-size: 0.85rem;
  cursor: pointer; text-decoration: none;
  transition: var(--transition);
}

.nav-download-btn:hover {
  background: #fff; transform: translateY(-1px);
}

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

.hamburger span {
  width: 24px; height: 2px; background: var(--text);
  border-radius: 2px; transition: var(--transition);
}

/* ── HERO ────────────────────────────────────────────────── */
#hero {
  min-height: 100vh;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center;
  padding: 8rem 2rem 4rem;
  position: relative; overflow: hidden;
}

.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black, transparent);
}

.hero-glow {
  position: absolute;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(0,212,255,0.08) 0%, transparent 70%);
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(0,212,255,0.1); border: 1px solid rgba(0,212,255,0.3);
  color: var(--brand); padding: 0.4rem 1rem;
  border-radius: 99px; font-size: 0.8rem; font-weight: 600;
  margin-bottom: 2rem; letter-spacing: 0.5px;
}

.hero-badge::before {
  content: ''; width: 6px; height: 6px;
  background: var(--brand); border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-title {
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  font-weight: 900; line-height: 1;
  letter-spacing: -2px;
  margin-bottom: 0.5rem;
}

.hero-title-fast { color: var(--text); }
.hero-title-brand {
  background: linear-gradient(135deg, var(--brand) 0%, #fff 60%, var(--brand) 100%);
  background-size: 200%;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  animation: shimmer 4s linear infinite;
}

@keyframes shimmer {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.4rem);
  color: var(--text-muted); font-weight: 400;
  max-width: 600px; margin: 1.5rem auto 0.5rem;
}

.hero-tagline {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem; color: var(--brand);
  margin-bottom: 3rem; opacity: 0.8;
}

.hero-ctas {
  display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center;
  margin-bottom: 4rem;
}

.btn-primary {
  display: inline-flex; align-items: center; gap: 0.6rem;
  background: var(--brand); color: var(--bg);
  padding: 0.9rem 2rem; border-radius: var(--radius);
  font-weight: 700; font-size: 1rem; text-decoration: none;
  border: none; cursor: pointer;
  box-shadow: 0 0 30px rgba(0,212,255,0.4);
  transition: var(--transition);
  animation: btn-pulse 3s ease-in-out infinite;
}

@keyframes btn-pulse {
  0%, 100% { box-shadow: 0 0 30px rgba(0,212,255,0.4); }
  50% { box-shadow: 0 0 60px rgba(0,212,255,0.7); }
}

.btn-primary:hover {
  background: #fff; transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,212,255,0.5);
  animation: none;
}

.btn-secondary {
  display: inline-flex; align-items: center; gap: 0.6rem;
  background: transparent; color: var(--text);
  padding: 0.9rem 2rem; border-radius: var(--radius);
  font-weight: 600; font-size: 1rem; text-decoration: none;
  border: 1px solid var(--surface3); cursor: pointer;
  transition: var(--transition);
}

.btn-secondary:hover {
  border-color: var(--brand); color: var(--brand);
  transform: translateY(-2px);
}

.hero-trust {
  display: flex; gap: 2rem; justify-content: center;
  flex-wrap: wrap;
}

.hero-trust-item {
  display: flex; align-items: center; gap: 0.4rem;
  font-size: 0.8rem; color: var(--text-muted);
}

.hero-trust-item::before {
  content: '✓'; color: var(--success); font-weight: 700;
}

/* ── STATS ───────────────────────────────────────────────── */
#stats {
  padding: 3rem 2rem;
  background: var(--bg2);
  border-top: 1px solid rgba(0,212,255,0.08);
  border-bottom: 1px solid rgba(0,212,255,0.08);
}

.stats-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 2rem; max-width: 800px; margin: 0 auto;
  text-align: center;
}

.stat-number {
  font-size: 3rem; font-weight: 900;
  background: linear-gradient(135deg, var(--brand), #fff);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  line-height: 1;
}

.stat-suffix { color: var(--brand); }

.stat-label {
  color: var(--text-muted); font-size: 0.9rem;
  margin-top: 0.5rem;
}

/* ── SECTIONS COMMUNES ────────────────────────────────────── */
section { padding: 6rem 2rem; }

.section-header {
  text-align: center; margin-bottom: 4rem;
}

.section-eyebrow {
  font-size: 0.75rem; font-weight: 700;
  letter-spacing: 3px; text-transform: uppercase;
  color: var(--brand); margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800; line-height: 1.1;
  letter-spacing: -1px; margin-bottom: 1rem;
}

.section-desc {
  color: var(--text-muted); max-width: 600px;
  margin: 0 auto; font-size: 1.05rem;
}

.container { max-width: 1200px; margin: 0 auto; }

/* ── FEATURES ────────────────────────────────────────────── */
#features { background: var(--bg); }

.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
  opacity: 0; transform: translateY(20px);
}

.feature-card.visible {
  opacity: 1; transform: translateY(0);
}

.feature-card:hover {
  border-color: rgba(0,212,255,0.3);
  box-shadow: var(--shadow-brand);
  transform: translateY(-4px);
}

.feature-icon {
  font-size: 2rem; margin-bottom: 1rem;
  display: flex; align-items: center; justify-content: center;
  width: 56px; height: 56px;
  background: rgba(0,212,255,0.1);
  border-radius: 14px;
}

.feature-title {
  font-size: 1.1rem; font-weight: 700;
  margin-bottom: 0.5rem;
}

.feature-desc {
  color: var(--text-muted); font-size: 0.9rem; line-height: 1.6;
}

/* ── HOW IT WORKS ─────────────────────────────────────────── */
#how-it-works { background: var(--bg2); }

.steps-list { max-width: 800px; margin: 0 auto; }

.step {
  display: flex; gap: 1.5rem; margin-bottom: 2rem;
  opacity: 0; transform: translateX(-20px);
  transition: var(--transition);
}

.step.visible { opacity: 1; transform: translateX(0); }

.step-number {
  flex-shrink: 0;
  width: 48px; height: 48px;
  background: rgba(0,212,255,0.1);
  border: 2px solid var(--brand);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1.1rem; color: var(--brand);
}

.step-content { flex: 1; padding-top: 0.5rem; }

.step-title {
  font-weight: 700; font-size: 1rem; margin-bottom: 0.25rem;
}

.step-desc { color: var(--text-muted); font-size: 0.9rem; }

.step-badge {
  display: inline-block;
  font-size: 0.7rem; font-weight: 700;
  padding: 0.1rem 0.5rem; border-radius: 99px;
  margin-left: 0.5rem; vertical-align: middle;
}

.badge-auto { background: rgba(0,255,136,0.15); color: var(--success); }
.badge-choice { background: rgba(0,212,255,0.15); color: var(--brand); }

/* ── DOWNLOAD ─────────────────────────────────────────────── */
#download {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg3) 100%);
  text-align: center;
}

.download-box {
  max-width: 700px; margin: 0 auto;
  background: var(--surface);
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: var(--radius-lg);
  padding: 3rem;
  box-shadow: var(--shadow-brand);
}

.download-version {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem; color: var(--brand);
  margin-bottom: 1.5rem;
}

.download-filename {
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg);
  border: 1px solid var(--surface3);
  border-radius: 8px; padding: 0.75rem 1.5rem;
  font-size: 0.9rem; color: var(--text-muted);
  display: inline-block; margin-bottom: 2rem;
}

.download-btn-main {
  display: inline-flex; align-items: center; gap: 0.75rem;
  background: var(--brand); color: var(--bg);
  padding: 1.1rem 3rem; border-radius: var(--radius);
  font-weight: 800; font-size: 1.1rem; text-decoration: none;
  border: none; cursor: pointer; width: 100%;
  justify-content: center;
  box-shadow: 0 0 40px rgba(0,212,255,0.5);
  transition: var(--transition);
  animation: btn-pulse 3s ease-in-out infinite;
}

.download-btn-main:hover {
  background: #fff; transform: translateY(-2px);
}

.download-info {
  display: flex; justify-content: center; gap: 2rem;
  margin-top: 1.5rem; flex-wrap: wrap;
}

.download-info span {
  font-size: 0.8rem; color: var(--text-muted);
  display: flex; align-items: center; gap: 0.3rem;
}

/* ── PRICING ──────────────────────────────────────────────── */
#pricing { background: var(--bg2); }

.pricing-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 2rem; max-width: 900px; margin: 0 auto;
}

.pricing-card {
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: var(--transition);
}

.pricing-card.featured {
  border-color: var(--brand);
  box-shadow: var(--shadow-brand);
  position: relative;
}

.pricing-card.featured::before {
  content: '⭐ RECOMMANDÉ';
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--brand); color: var(--bg);
  font-size: 0.7rem; font-weight: 800;
  padding: 0.2rem 1rem; border-radius: 99px;
  letter-spacing: 1px; white-space: nowrap;
}

.pricing-label {
  font-size: 0.75rem; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: 0.5rem;
}

.pricing-name {
  font-size: 1.6rem; font-weight: 800; margin-bottom: 1rem;
}

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

.price-amount {
  font-size: 3rem; font-weight: 900;
  color: var(--brand); line-height: 1;
}

.price-period {
  color: var(--text-muted); font-size: 0.9rem;
}

.pricing-features {
  list-style: none; margin-bottom: 2rem;
}

.pricing-features li {
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  font-size: 0.9rem; display: flex; gap: 0.5rem;
}

.pricing-features li::before {
  content: '✓'; color: var(--success); font-weight: 700;
  flex-shrink: 0;
}

.pricing-features li.muted::before { content: '–'; color: var(--text-dim); }
.pricing-features li.muted { color: var(--text-dim); }

.pricing-cta {
  display: block; text-align: center;
  padding: 0.9rem; border-radius: var(--radius);
  font-weight: 700; font-size: 0.95rem;
  text-decoration: none; transition: var(--transition);
  cursor: pointer; border: none; font-family: inherit;
  width: 100%;
}

.pricing-cta-free {
  background: var(--surface3); color: var(--text);
}

.pricing-cta-free:hover { background: var(--surface2); }

.pricing-cta-paid {
  background: var(--brand); color: var(--bg);
  box-shadow: 0 0 25px rgba(0,212,255,0.3);
}

.pricing-cta-paid:hover {
  background: #fff; transform: translateY(-2px);
}

/* ── PAYMENT ──────────────────────────────────────────────── */
#payment { background: var(--bg); }

.payment-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 2rem; max-width: 900px; margin: 0 auto;
}

.payment-card {
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: var(--transition);
}

.payment-card:hover {
  border-color: rgba(0,212,255,0.2);
}

.payment-logo {
  font-size: 2.5rem; margin-bottom: 1rem;
}

.payment-name {
  font-size: 1.3rem; font-weight: 700; margin-bottom: 0.5rem;
}

.payment-desc {
  color: var(--text-muted); font-size: 0.9rem; margin-bottom: 1.5rem;
}

.payment-value {
  background: var(--bg);
  border: 1px solid var(--surface3);
  border-radius: 10px; padding: 1rem;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; margin-bottom: 0.75rem;
}

.payment-address {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem; color: var(--text);
  word-break: break-all;
}

.copy-btn {
  flex-shrink: 0;
  background: var(--surface3); border: none;
  color: var(--text-muted); padding: 0.4rem 0.8rem;
  border-radius: 6px; font-size: 0.75rem; cursor: pointer;
  transition: var(--transition); font-family: inherit;
  white-space: nowrap;
}

.copy-btn:hover { background: var(--brand); color: var(--bg); }
.copy-btn.copied { background: var(--success); color: var(--bg); }

.payment-label {
  font-size: 0.75rem; color: var(--text-muted);
  margin-bottom: 0.25rem; font-weight: 600;
}

.crypto-tabs {
  display: flex; gap: 0.5rem; margin-bottom: 1rem;
}

.crypto-tab {
  padding: 0.3rem 0.75rem; border-radius: 6px;
  font-size: 0.8rem; font-weight: 600;
  cursor: pointer; border: 1px solid var(--surface3);
  background: none; color: var(--text-muted);
  transition: var(--transition); font-family: inherit;
}

.crypto-tab.active {
  background: var(--brand); color: var(--bg); border-color: var(--brand);
}

/* ── SUBSCRIPTION FORM ────────────────────────────────────── */
#subscribe { background: var(--bg2); }

.subscribe-form {
  max-width: 600px; margin: 0 auto;
  background: var(--surface);
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.form-group { margin-bottom: 1.25rem; }

.form-label {
  display: block; font-size: 0.85rem; font-weight: 600;
  color: var(--text-muted); margin-bottom: 0.4rem;
}

.form-input, .form-select {
  width: 100%; padding: 0.75rem 1rem;
  background: var(--bg); border: 1px solid var(--surface3);
  border-radius: 10px; color: var(--text);
  font-size: 0.95rem; font-family: inherit;
  transition: var(--transition);
  appearance: none;
}

.form-input:focus, .form-select:focus {
  outline: none; border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.1);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.form-submit {
  width: 100%; padding: 1rem;
  background: var(--brand); color: var(--bg);
  border: none; border-radius: var(--radius);
  font-weight: 800; font-size: 1rem; font-family: inherit;
  cursor: pointer; transition: var(--transition);
  box-shadow: 0 0 25px rgba(0,212,255,0.3);
}

.form-submit:hover {
  background: #fff; transform: translateY(-2px);
}

.form-note {
  text-align: center; font-size: 0.8rem;
  color: var(--text-muted); margin-top: 1rem;
}

/* ── ABOUT ────────────────────────────────────────────────── */
#about { background: var(--bg3); }

.about-content {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4rem; align-items: center;
  max-width: 1000px; margin: 0 auto;
}

.about-text h2 {
  font-size: 2rem; font-weight: 800;
  margin-bottom: 1rem; letter-spacing: -0.5px;
}

.about-text p {
  color: var(--text-muted); margin-bottom: 1rem;
  line-height: 1.8;
}

.about-highlight {
  color: var(--brand); font-weight: 600;
}

.timeline {
  position: relative; padding-left: 2rem;
}

.timeline::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0;
  width: 2px; background: linear-gradient(to bottom, var(--brand), transparent);
}

.timeline-item {
  position: relative; margin-bottom: 1.5rem;
  opacity: 0; transform: translateX(10px);
  transition: var(--transition);
}

.timeline-item.visible { opacity: 1; transform: translateX(0); }

.timeline-item::before {
  content: ''; position: absolute;
  left: -2.4rem; top: 0.4rem;
  width: 10px; height: 10px;
  background: var(--brand); border-radius: 50%;
  box-shadow: 0 0 8px var(--brand);
}

.timeline-year {
  font-size: 0.75rem; font-weight: 700;
  color: var(--brand); letter-spacing: 1px;
}

.timeline-event {
  font-size: 0.9rem; color: var(--text-muted);
}

/* ── TESTIMONIALS ─────────────────────────────────────────── */
#testimonials { background: var(--bg); }

.testimonials-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  padding: 2rem;
  opacity: 0; transform: translateY(20px);
  transition: var(--transition);
}

.testimonial-card.visible { opacity: 1; transform: translateY(0); }

.testimonial-stars { color: var(--warning); font-size: 1.1rem; margin-bottom: 1rem; }

.testimonial-text {
  color: var(--text-muted); font-size: 0.9rem;
  line-height: 1.7; font-style: italic;
  margin-bottom: 1.5rem;
}

.testimonial-author { font-weight: 700; font-size: 0.9rem; }
.testimonial-role { font-size: 0.8rem; color: var(--text-muted); }

/* ── FOOTER ───────────────────────────────────────────────── */
footer {
  background: var(--bg2);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 4rem 2rem 2rem;
}

.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem; max-width: 1200px; margin: 0 auto;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--text-muted); font-size: 0.85rem;
  margin-top: 1rem; max-width: 280px; line-height: 1.7;
}

.footer-langs {
  display: flex; gap: 0.5rem; margin-top: 1rem;
}

.footer-lang-badge {
  background: var(--surface3); color: var(--text-muted);
  padding: 0.2rem 0.5rem; border-radius: 4px; font-size: 0.75rem;
}

.footer-col h4 {
  font-size: 0.8rem; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
}

.footer-links li { margin-bottom: 0.6rem; }

.footer-links a {
  color: var(--text-muted); text-decoration: none;
  font-size: 0.85rem; transition: var(--transition);
}

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

.footer-bottom {
  max-width: 1200px; margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 1rem;
}

.footer-copy {
  color: var(--text-dim); font-size: 0.8rem;
}

.footer-copy span { color: var(--brand); }

/* ── SUCCESS TOAST ────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 9999;
  background: var(--success); color: var(--bg);
  padding: 0.75rem 1.5rem; border-radius: var(--radius);
  font-weight: 700; font-size: 0.9rem;
  transform: translateY(100px); opacity: 0;
  transition: var(--transition);
  pointer-events: none;
}

.toast.show { transform: translateY(0); opacity: 1; }

/* ── ANIMATIONS ───────────────────────────────────────────── */
.fade-up {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 768px) {
  .nav-links, .nav-lang, .nav-download-btn { display: none; }
  .hamburger { display: flex; }

  .features-grid { grid-template-columns: 1fr; }
  .pricing-grid  { grid-template-columns: 1fr; }
  .payment-grid  { grid-template-columns: 1fr; }
  .about-content { grid-template-columns: 1fr; }
  .stats-grid    { grid-template-columns: repeat(3, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-grid   { grid-template-columns: 1fr 1fr; }
  .form-row      { grid-template-columns: 1fr; }

  .hero-title { font-size: 3rem; letter-spacing: -1px; }
}

@media (max-width: 480px) {
  nav { padding: 0 1rem; }
  section { padding: 4rem 1rem; }
  .stats-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-ctas { flex-direction: column; }
  .btn-primary, .btn-secondary { width: 100%; justify-content: center; }
}