/* === LAYOUT — Grid, secciones, navbar, footer === */

/* =============================================
   NAVBAR
   ============================================= */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-4) 0;
  background: rgba(13,11,42,0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: background 0.4s, box-shadow 0.4s, padding 0.3s;
}

.navbar.scrolled {
  background: rgba(13,11,42,0.92);
  box-shadow: 0 4px 32px rgba(0,0,0,0.3);
  padding: var(--space-3) 0;
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.navbar-brand {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
  flex-shrink: 0;
}

.navbar-logo {
  font-family: var(--font-body);
  font-size: 20px;
  font-weight: 700;
  background: linear-gradient(135deg, #A5B4FC, #818CF8);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 0.5px;
  line-height: 1.1;
}

.navbar-tagline {
  font-size: 9px;
  font-weight: 500;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  -webkit-text-fill-color: rgba(255,255,255,0.4);
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.navbar-links a {
  font-size: var(--text-sm);
  font-weight: 600;
  color: rgba(255,255,255,0.88);
  transition: color var(--transition-fast);
}

.navbar-links a:hover {
  color: #fff;
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

/* Language toggle */
.lang-toggle {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-full);
  padding: 3px;
  gap: 2px;
}

.lang-btn {
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 700;
  color: rgba(255,255,255,0.5);
  transition: all var(--transition-fast);
  cursor: pointer;
  background: none;
  border: none;
}

.lang-btn.active {
  background: var(--color-primary);
  color: #fff;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: var(--space-2);
  background: none;
  border: none;
  aria-label: "Abrir menú";
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: rgba(255,255,255,0.8);
  border-radius: 2px;
  transition: all 0.3s;
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile overlay menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(13,11,42,0.97);
  backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  padding: var(--space-24);
}

.mobile-menu.open {
  display: flex;
}

.mobile-menu a {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: rgba(255,255,255,0.8);
  transition: color var(--transition-fast);
}

.mobile-menu a:hover {
  color: #fff;
}

/* =============================================
   SECTIONS
   ============================================= */

.section {
  padding: var(--space-20) 0;
}

.section-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 160px 0 var(--space-20);
  position: relative;
  overflow: hidden;
  background: var(--color-secondary);
}

/* Hero responsive padding — fixed navbar is ~70px tall on mobile */
@media (min-width: 768px) and (max-width: 1023px) {
  .section-hero { padding-top: 140px; }
}
@media (max-width: 767px) {
  .section-hero { padding-top: 120px; }
}
@media (max-width: 428px) {
  .section-hero { padding-top: 108px; }
}

.section-dark {
  background: var(--color-secondary);
  color: #fff;
}

.section-dark-mid {
  background: var(--color-secondary-mid);
  color: #fff;
}

.section-light {
  background: var(--color-bg-light);
}

.section-white {
  background: var(--color-bg-white);
}

/* Section header block */
.section-header {
  margin-bottom: var(--space-12);
}

.section-header h2 {
  font-size: var(--text-3xl);
  letter-spacing: 0;
  line-height: 1.2;
  margin-top: var(--space-3);
}

/* =============================================
   HERO LAYOUT
   ============================================= */

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-grad-1 {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse, rgba(91,95,255,0.18) 0%, transparent 65%);
}

.hero-grad-2 {
  position: absolute;
  bottom: -10%;
  left: -5%;
  width: 50%;
  height: 70%;
  background: radial-gradient(ellipse, rgba(16,185,129,0.12) 0%, transparent 65%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 64px 64px;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 60% 40%;
  gap: var(--space-16);
  align-items: center;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 5.5vw, 64px);
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.2;
  color: #fff;
  margin-bottom: var(--space-6);
}

.hero-title .line-gradient {
  background: linear-gradient(135deg, #A5B4FC, #818CF8);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: block;
}

.hero-sub {
  font-size: var(--text-md);
  color: rgba(255,255,255,0.82);
  line-height: 1.6;
  margin-bottom: var(--space-8);
  max-width: 520px;
}

.guarantee-box {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  border: 1px solid rgba(16,185,129,0.25);
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-8);
}

.guarantee-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(16,185,129,0.15);
  border: 1px solid rgba(16,185,129,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-green);
  font-size: var(--text-base);
  flex-shrink: 0;
}

.guarantee-text strong {
  display: block;
  color: #fff;
  font-size: var(--text-base);
  margin-bottom: 4px;
}

.guarantee-text span {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.4);
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}

.trust-row {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  flex-wrap: wrap;
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.45);
  font-weight: 500;
}

.trust-row span::before {
  content: "✓ ";
  color: var(--color-green);
}

/* Hero dashboard */
.hero-visual {
  position: relative;
}

.dashboard-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-xl);
  box-shadow: 0 32px 80px rgba(91,95,255,0.2);
  overflow: hidden;
  animation: float 6s ease-in-out infinite;
  will-change: transform;
}

.dashboard-titlebar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.macos-dots {
  display: flex;
  gap: 6px;
}

.macos-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.macos-dot-red    { background: #FF5F57; }
.macos-dot-yellow { background: #FEBC2E; }
.macos-dot-green  { background: #28C840; }

.dashboard-title-text {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.5);
  font-weight: 500;
}

.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.dash-stat {
  padding: var(--space-4);
  background: rgba(13,11,42,0.5);
  text-align: center;
}

.dash-stat-val {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 800;
  line-height: 1;
  margin-bottom: 4px;
}

.dash-stat-lbl {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.35);
  font-weight: 500;
}

.dashboard-rows {
  padding: var(--space-4) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.dashboard-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-sm);
}

.dash-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}

.dash-info {
  flex: 1;
  min-width: 0;
}

.dash-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: rgba(255,255,255,0.8);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dash-time {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.3);
}

.dash-badge {
  padding: 3px 9px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  flex-shrink: 0;
}

.dash-badge-active {
  background: rgba(16,185,129,0.15);
  color: var(--color-green);
  border: 1px solid rgba(16,185,129,0.3);
}

.dash-badge-running {
  background: rgba(245,158,11,0.15);
  color: var(--color-yellow);
  border: 1px solid rgba(245,158,11,0.3);
}

/* =============================================
   WHAT IS / PROBLEM GRID
   ============================================= */

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.grid-2-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

/* =============================================
   PRICING
   ============================================= */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  align-items: start;
}

.pricing-card {
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  background: var(--color-bg-white);
  border: 1.5px solid var(--color-border);
  position: relative;
  transition: var(--transition-base);
}

.pricing-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.pricing-card-featured {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-primary);
  transform: scale(1.04);
}

.pricing-card-featured:hover {
  transform: scale(1.04) translateY(-6px);
}

.pricing-badge-floating {
  position: absolute;
  top: 16px;
  right: 16px;
  white-space: nowrap;
  z-index: 2;
}

.pricing-icon {
  font-size: 36px;
  margin-bottom: var(--space-4);
}

.pricing-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--color-text-dark);
}

.pricing-price-block {
  margin-bottom: var(--space-6);
}

.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  line-height: 1;
}

.pricing-currency {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text-dark);
}

.pricing-amount {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--color-text-dark);
  letter-spacing: -1px;
}

.pricing-period {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  font-weight: 500;
}

.pricing-iva {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  margin-top: 4px;
}

.pricing-commitment {
  font-size: var(--text-sm);
  color: var(--color-orange);
  font-weight: 500;
  margin-top: var(--space-2);
}

.pricing-divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-5) 0;
}

.pricing-section-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-bottom: var(--space-3);
}

.pricing-onboarding-value {
  display: inline-block;
  font-size: var(--text-sm);
  color: var(--color-green);
  font-weight: 600;
  background: rgba(16,185,129,0.08);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}

.pricing-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.pricing-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-mid);
}

.pricing-item::before {
  content: "✓";
  color: var(--color-green);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

/* =============================================
   FOUNDERS / BANNER
   ============================================= */

.founders-section {
  background: linear-gradient(135deg, #0D0B2A 0%, #1a0e35 40%, #0D0B2A 100%);
  position: relative;
  overflow: hidden;
}

.founders-grad {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(255,107,53,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.founders-inner {
  display: grid;
  grid-template-columns: 60% 40%;
  gap: var(--space-16);
  align-items: center;
  position: relative;
  z-index: 1;
}

.founders-prices {
  display: flex;
  gap: var(--space-6);
  margin-top: var(--space-6);
  flex-wrap: wrap;
}

.founder-price-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.fp-plan {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.fp-now {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-orange);
}

.fp-old {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.3);
  text-decoration: line-through;
}

.fp-save {
  font-size: var(--text-xs);
  color: var(--color-green);
  font-weight: 600;
}

.countdown-timer {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-6);
  align-items: center;
}

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

.timer-number {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--color-orange);
  line-height: 1;
  display: block;
}

.timer-label {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.7);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.timer-sep {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  color: rgba(255,107,53,0.4);
  align-self: flex-start;
  padding-top: 4px;
}

.founders-cta-side {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
  text-align: center;
}

.spots-counter {
  background: rgba(255,107,53,0.15);
  border: 1px solid rgba(255,107,53,0.3);
  border-radius: var(--radius-xl);
  padding: var(--space-6) var(--space-8);
  text-align: center;
}

.spots-number {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  font-weight: 800;
  color: var(--color-orange);
  line-height: 1;
  display: block;
}

.spots-text {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.6);
  margin-top: var(--space-2);
}

/* =============================================
   PROCESS SECTION
   ============================================= */

.process-inner {
  padding-top: var(--space-20);
  padding-bottom: var(--space-20);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}

.process-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-sm);
  font-weight: 800;
  margin-bottom: var(--space-4);
}

.process-days {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary-light);
  margin-bottom: var(--space-2);
}

.process-title {
  color: #fff;
  font-size: var(--text-md);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.process-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.process-list li {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.8);
  padding-left: var(--space-5);
  position: relative;
}

.process-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-primary-light);
}

.process-guarantee {
  font-size: var(--text-xs);
  color: var(--color-green);
  font-weight: 600;
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(255,255,255,0.06);
}

/* =============================================
   TESTIMONIALS
   ============================================= */

.testimonial-quote {
  font-family: var(--font-display);
  font-size: 64px;
  color: var(--color-primary);
  line-height: 0.5;
  margin-bottom: var(--space-4);
  opacity: 0.7;
}

.testimonial-text {
  font-style: italic;
  color: var(--color-text-mid);
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.testimonial-name {
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-text-dark);
}

.testimonial-role {
  font-size: var(--text-sm);
  color: var(--color-text-light);
}

.testimonial-chips {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

/* =============================================
   CTA FINAL
   ============================================= */

.cta-section {
  position: relative;
  overflow: hidden;
}

.cta-grad {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(91,95,255,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
}

.cta-title {
  font-size: var(--text-4xl);
  font-weight: 800;
  color: #fff;
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: var(--space-5);
}

.cta-title .hl {
  background: linear-gradient(135deg, #A5B4FC, #818CF8);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cta-sub {
  font-size: var(--text-md);
  color: rgba(255,255,255,0.82);
  margin-bottom: var(--space-10);
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-8);
}

.cta-trust {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  flex-wrap: wrap;
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  font-weight: 500;
}

.cta-trust span::before {
  content: "✓ ";
  color: var(--color-green);
}

/* =============================================
   FOOTER
   ============================================= */

.footer {
  background: var(--color-secondary);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  margin-bottom: var(--space-8);
}

.footer-brand .navbar-logo {
  margin-bottom: var(--space-3);
}

.footer-tagline {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.7);
  margin-bottom: var(--space-5);
  line-height: 1.6;
}

.footer-badges {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.footer-badge {
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  background: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.4);
  border: 1px solid rgba(255,255,255,0.08);
}

.footer-col h4 {
  font-size: var(--text-sm);
  font-weight: 700;
  color: rgba(255,255,255,0.85);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.7);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #fff;
}

.footer-social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.4);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: rgba(255,255,255,0.12);
  color: #fff;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer-copy {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.55);
}

.footer-motto {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.55);
  font-style: italic;
}

/* =============================================
   PARTICLES
   ============================================= */

.particle {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.particle-1 {
  width: 8px; height: 8px;
  background: var(--color-primary);
  opacity: 0.4;
  top: 20%; left: 15%;
  animation: particle1 8s ease-in-out infinite;
}

.particle-2 {
  width: 5px; height: 5px;
  background: var(--color-green);
  opacity: 0.35;
  top: 60%; right: 20%;
  animation: particle2 10s ease-in-out infinite;
}

.particle-3 {
  width: 10px; height: 10px;
  background: var(--color-purple);
  opacity: 0.25;
  top: 35%; left: 55%;
  animation: particle3 12s ease-in-out infinite;
}

.particle-4 {
  width: 6px; height: 6px;
  background: var(--color-primary-light);
  opacity: 0.3;
  top: 75%; left: 35%;
  animation: particle4 9s ease-in-out infinite;
}

.particle-5 {
  width: 7px; height: 7px;
  background: var(--color-green);
  opacity: 0.25;
  top: 15%; right: 35%;
  animation: particle5 11s ease-in-out infinite;
}

/* =============================================
   RESPONSIVE
   ============================================= */

/* Tablet ≤900px */
@media (max-width: 900px) {
  .navbar-links { display: none; }
  .hamburger    { display: flex; }

  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-visual { display: none; }

  .hero-title {
    font-size: 42px;
    letter-spacing: 0;
  }

  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }

  .founders-inner { grid-template-columns: 1fr; }
  .founders-cta-side { margin-top: var(--space-8); }

  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-card-featured { transform: none; }
  .pricing-card-featured:hover { transform: translateY(-6px); }

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .section-header h2 { font-size: var(--text-2xl); }
}

/* Mobile ≤600px */
@media (max-width: 600px) {
  .hero-title { font-size: 34px; letter-spacing: 0; }
  .section { padding: var(--space-12) 0; }
  .section-header { margin-bottom: var(--space-8); }
  .section-header h2 { font-size: var(--text-2xl); letter-spacing: 0; }

  .grid-2 { grid-template-columns: 1fr; }
  .grid-2-2 { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item + .stat-item::before { display: none; }

  .founders-prices { flex-direction: column; }
  .spots-counter { display: none; }

  .cta-title { font-size: var(--text-2xl); letter-spacing: -1px; }

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

  .hero-ctas { flex-direction: column; align-items: flex-start; }
  .hero-ctas .btn { width: 100%; justify-content: center; }
}

/* Mobile ≤480px */
@media (max-width: 480px) {
  .container { padding: 0 var(--space-4); }
  .card-light { padding: var(--space-5); }
  .navbar-actions .lang-toggle { display: none; }
  .hero-title { font-size: 30px; letter-spacing: 0; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat-item { padding: var(--space-4) var(--space-6); }
  .stat-number { font-size: 36px; letter-spacing: 0; }
  .cta-title { font-size: var(--text-xl); letter-spacing: 0; }
}

/* Mobile ≤428px (small phones: iPhone SE, iPhone 12/13/14 standard) */
@media (max-width: 428px) {
  .container { padding: 0 15px; }

  .section { padding: 40px 0; }
  .section-header { margin-bottom: var(--space-6); }
  .section-header h2 { font-size: 20px; letter-spacing: 0; line-height: 1.3; }

  .hero-title  { font-size: 26px; line-height: 1.25; }
  .hero-sub    { font-size: 15px; }
  .hero-ctas   { flex-direction: column; align-items: stretch; }
  .hero-ctas .btn { width: 100%; justify-content: center; min-height: 48px; font-size: 16px; }

  .stats-grid  { grid-template-columns: 1fr 1fr; gap: 0; }
  .stat-number { font-size: 32px; }
  .stat-label  { font-size: 12px; }

  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }

  .process-grid    { grid-template-columns: 1fr; }
  .pricing-grid    { grid-template-columns: 1fr; }
  .founders-inner  { grid-template-columns: 1fr; }
  .footer-grid     { grid-template-columns: 1fr; }

  .cta-title { font-size: 22px; letter-spacing: 0; }
  .cta-sub   { font-size: 15px; }
  .cta-buttons { flex-direction: column; align-items: stretch; }
  .cta-buttons .btn { width: 100%; justify-content: center; min-height: 48px; }

  .btn { min-height: 44px; font-size: 15px; }

  input, textarea, select { font-size: 16px; }

  .navbar-logo   { font-size: 17px; }
  .navbar-tagline { display: none; }

  .card-light    { padding: 16px; }
  .pricing-card  { padding: var(--space-6); }

  .spots-counter { display: none; }

  .footer-grid { gap: var(--space-8); }
  .footer-bottom { flex-direction: column; text-align: center; }
}