/* ═══════════════════════════════════════════════════
   ROTEX Landing Page — Styles
   Apple-inspired scroll-reveal, light & friendly
   ═══════════════════════════════════════════════════ */

/* ── Design Tokens ───────────────────────────────── */
:root {
  --white: #FFFFFF;
  --bg: #F8FAFC;
  --bg-alt: #F1F5F9;
  --surface: #FFFFFF;
  --border: rgba(0, 0, 0, 0.06);
  --blue: #007AFF;
  --blue-light: #E0F2FE;
  --blue-50: rgba(0, 122, 255, 0.08);
  --blue-glow: rgba(0, 122, 255, 0.15);
  --navy: #0A1628;
  --text-primary: #1E293B;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
  --green: #10B981;
  --amber: #F59E0B;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.06), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.04);
  --shadow-xl: 0 24px 60px rgba(0,0,0,0.1);
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  --font: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Scroll Reveal Animations ────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(60px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger children */
.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal:nth-child(4) { transition-delay: 0.3s; }
.reveal:nth-child(5) { transition-delay: 0.35s; }
.reveal:nth-child(6) { transition-delay: 0.4s; }
.reveal:nth-child(7) { transition-delay: 0.45s; }
.reveal:nth-child(8) { transition-delay: 0.5s; }

/* ══════════════════════════════════════════════════
   NAVBAR
   ══════════════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 24px;
  transition: background var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
}
.navbar.scrolled {
  background: rgba(248, 250, 252, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: 0 1px 0 var(--border);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  z-index: 10;
}
.nav-logo img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  gap: 32px;
}
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--blue);
  border-radius: 1px;
  transition: width var(--transition-fast);
}
.nav-links a:hover { color: var(--blue); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 10px 24px;
  background: var(--blue);
  color: var(--white);
  border-radius: 100px;
  font-size: 14px;
  font-weight: 600;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  z-index: 10;
}
.nav-cta:hover {
  transform: scale(1.04);
  box-shadow: 0 4px 16px rgba(0, 122, 255, 0.35);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 10;
}
.hamburger span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ══════════════════════════════════════════════════
   HERO
   ══════════════════════════════════════════════════ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  padding: 120px 24px 80px;
  background: linear-gradient(180deg, #FFFFFF 0%, #F0F7FF 40%, #E0EFFF 70%, #F8FAFC 100%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 600px 400px at 30% 30%, rgba(0, 122, 255, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 500px 500px at 70% 60%, rgba(56, 189, 248, 0.05) 0%, transparent 70%),
    radial-gradient(ellipse 400px 300px at 50% 80%, rgba(139, 92, 246, 0.03) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  animation: heroFadeIn 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes heroFadeIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-logo {
  width: 120px;
  height: 120px;
  margin: 0 auto 24px;
  border-radius: 28px;
  box-shadow: var(--shadow-lg);
  animation: logoFloat 6s ease-in-out infinite;
}

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

.hero-title {
  font-size: clamp(48px, 8vw, 80px);
  font-weight: 700;
  letter-spacing: 8px;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: clamp(18px, 3vw, 24px);
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.hero-subtitle {
  font-size: clamp(14px, 2vw, 17px);
  color: var(--text-muted);
  margin-bottom: 40px;
}

.btn-hero {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 40px;
  background: var(--blue);
  color: var(--white);
  border-radius: 100px;
  font-family: var(--font);
  font-size: 17px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.btn-hero:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 30px rgba(0, 122, 255, 0.35);
}
.btn-hero:active {
  transform: scale(0.98);
}

.hero-note {
  margin-top: 20px;
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: fadeInUp 1.5s ease 1s both;
}
.hero-scroll-indicator span {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.scroll-arrow {
  width: 20px;
  height: 20px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: rotate(45deg) translate(0, 0); opacity: 0.4; }
  50% { transform: rotate(45deg) translate(4px, 4px); opacity: 1; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translate(-50%, 20px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

/* ══════════════════════════════════════════════════
   SECTIONS — General
   ══════════════════════════════════════════════════ */
.section {
  padding: 120px 0;
}
.section-alt {
  background: var(--bg-alt);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}

.section-badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--blue-50);
  color: var(--blue);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}

.section-header h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.section-header p {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ══════════════════════════════════════════════════
   FEATURES GRID
   ══════════════════════════════════════════════════ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: default;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  font-size: 40px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  margin: 0 auto 16px;
  background: var(--blue-50);
  border-radius: var(--radius-md);
}

.feature-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.feature-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ══════════════════════════════════════════════════
   INSTRUCTIVO — Steps
   ══════════════════════════════════════════════════ */
.steps-wrapper {
  display: flex;
  flex-direction: column;
  gap: 80px;
}

.step-card {
  display: flex;
  align-items: center;
  gap: 64px;
}
.step-card-reverse {
  flex-direction: row-reverse;
}

.step-content {
  flex: 1;
}

.step-number {
  font-size: 72px;
  font-weight: 700;
  color: var(--blue-light);
  line-height: 1;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--blue) 0%, rgba(0, 122, 255, 0.2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.step-content h3 {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.step-content > p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.step-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.step-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}
.step-features svg {
  color: var(--green);
  flex-shrink: 0;
}

.step-image {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step-image img {
  max-width: 320px;
  width: 100%;
  border-radius: 24px;
  box-shadow: var(--shadow-xl);
  transition: transform var(--transition);
  object-fit: cover;
}
.step-image img:hover {
  transform: scale(1.02);
}

/* ══════════════════════════════════════════════════
   SECURITY
   ══════════════════════════════════════════════════ */
.security-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.security-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 28px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}
.security-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.security-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--blue-50), rgba(56, 189, 248, 0.08));
  border-radius: 50%;
  color: var(--blue);
}

.security-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.security-card p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ══════════════════════════════════════════════════
   INSTALL PWA
   ══════════════════════════════════════════════════ */
.install-steps {
  max-width: 680px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: stretch;
}

.install-step {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.install-step:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.install-step-number {
  width: 48px;
  height: 48px;
  min-width: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--blue);
  color: var(--white);
  border-radius: 50%;
  font-size: 20px;
  font-weight: 700;
}

.install-step-content h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.install-step-content p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.install-connector {
  width: 2px;
  height: 32px;
  background: linear-gradient(to bottom, var(--blue), rgba(0, 122, 255, 0.15));
  margin: 0 auto;
  border-radius: 1px;
}

.install-cta {
  text-align: center;
  margin-top: 48px;
}

/* ══════════════════════════════════════════════════
   VALUES
   ══════════════════════════════════════════════════ */
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.value-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}
.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.value-icon {
  font-size: 42px;
  margin-bottom: 16px;
}

.value-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.value-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ══════════════════════════════════════════════════
   CONTACT FORM
   ══════════════════════════════════════════════════ */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
  align-items: flex-start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding-top: 8px;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--blue-50);
  border-radius: var(--radius-md);
  color: var(--blue);
}

.contact-info-item h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.contact-info-item p {
  font-size: 14px;
  color: var(--text-secondary);
}

.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  letter-spacing: 0.3px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 15px;
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='%2394A3B8'%3E%3Cpath d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 14px 32px;
  background: var(--blue);
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}
.btn-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 122, 255, 0.3);
}
.btn-submit:active {
  transform: translateY(0);
}
.btn-submit:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}
.btn-submit.success {
  background: var(--green);
}

.btn-submit-loading,
.btn-submit-success {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.spinner-icon {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.form-status {
  margin-top: 12px;
  font-size: 14px;
  text-align: center;
  min-height: 20px;
}
.form-status.error {
  color: #EF4444;
}
.form-status.success {
  color: var(--green);
}

/* ══════════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════════ */
.footer {
  background: var(--navy);
  color: var(--white);
  padding: 80px 0 40px;
}

.footer-top {
  text-align: center;
  margin-bottom: 56px;
}

.footer-logo {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  border-radius: 14px;
}

.footer-tagline {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.6);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 32px;
}

.footer-col h4 {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 10px;
  transition: color var(--transition-fast);
}
.footer-col a:hover {
  color: var(--blue);
}

.footer-small {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.3);
  margin-top: 4px;
}

.footer-bottom {
  text-align: center;
}
.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.35);
  margin-bottom: 4px;
}

/* ══════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════ */

/* Tablet */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .step-card {
    gap: 40px;
  }
}

/* Mobile */
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(248, 250, 252, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 28px;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
    z-index: 5;
  }
  .nav-links.open {
    opacity: 1;
    pointer-events: all;
  }
  .nav-links a {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
  }

  .nav-cta {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .section {
    padding: 80px 0;
  }

  .section-header {
    margin-bottom: 40px;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .feature-card {
    padding: 24px 20px;
    display: flex;
    align-items: center;
    text-align: left;
    gap: 16px;
  }
  .feature-icon {
    margin: 0;
    width: 56px;
    height: 56px;
    font-size: 28px;
    flex-shrink: 0;
  }

  .step-card,
  .step-card-reverse {
    flex-direction: column;
    gap: 32px;
  }

  .step-image img {
    max-width: 280px;
  }

  .step-number {
    font-size: 48px;
  }

  .security-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .values-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .footer-links {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }

  .hero {
    padding: 100px 20px 60px;
  }

  .hero-logo {
    width: 90px;
    height: 90px;
  }

  .install-step {
    padding: 20px;
    gap: 16px;
  }
  .install-step-number {
    width: 40px;
    height: 40px;
    min-width: 40px;
    font-size: 18px;
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .contact-form {
    padding: 24px 20px;
  }
}

/* Small mobile */
@media (max-width: 400px) {
  .container {
    padding: 0 16px;
  }

  .hero-title {
    letter-spacing: 4px;
  }

  .btn-hero {
    padding: 14px 32px;
    font-size: 15px;
  }
}