/* ========================================
   SIE - SEGURANCA INTELIGENTE ESCOLAR
   Modern & Professional CSS
   ======================================== */

/* Variables */
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #3b82f6;
  --secondary: #10b981;
  --accent: #8b5cf6;
  --warning: #f59e0b;
  --danger: #ef4444;
  --dark: #0f172a;
  --dark-light: #1e293b;
  --gray-900: #111827;
  --gray-800: #1f2937;
  --gray-700: #374151;
  --gray-600: #4b5563;
  --gray-500: #6b7280;
  --gray-400: #9ca3af;
  --gray-300: #d1d5db;
  --gray-200: #e5e7eb;
  --gray-100: #f3f4f6;
  --white: #ffffff;
  --gradient: linear-gradient(135deg, #2563eb 0%, #8b5cf6 50%, #ec4899 100%);
  --gradient-dark: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
  --shadow-glow: 0 0 40px rgba(37, 99, 235, 0.3);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  color: var(--gray-700);
  background: var(--gray-100);
  overflow-x: hidden;
}

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

img {
  max-width: 100%;
  height: auto;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ========================================
   PARTICLES BACKGROUND
   ======================================== */
.particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--primary);
  border-radius: 50%;
  opacity: 0.3;
  animation: float 15s infinite ease-in-out;
}

@keyframes float {
  0%, 100% { transform: translateY(100vh) rotate(0deg); opacity: 0; }
  10% { opacity: 0.3; }
  90% { opacity: 0.3; }
  100% { transform: translateY(-100vh) rotate(720deg); opacity: 0; }
}

/* ========================================
   NAVBAR
   ======================================== */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition);
  padding: 15px 0;
}

header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
  padding: 10px 0;
}

nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 800;
}

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

.logo-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: 30px;
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-weight: 500;
  color: var(--gray-600);
  position: relative;
}

header:not(.scrolled) .nav-links a {
  color: var(--white);
}

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

header:not(.scrolled) .nav-links a:hover {
  color: var(--gray-200);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-btn {
  background: var(--primary) !important;
  color: var(--white) !important;
  padding: 10px 20px !important;
  border-radius: var(--radius) !important;
}

.nav-btn:hover {
  background: var(--primary-dark) !important;
  transform: translateY(-2px);
}

.nav-btn::after {
  display: none !important;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--gray-700);
  border-radius: 3px;
  transition: var(--transition);
}

header:not(.scrolled) .menu-toggle span {
  background: var(--white);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  min-height: 100vh;
  background: var(--gradient-dark);
  display: flex;
  align-items: center;
  padding: 120px 20px 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(37, 99, 235, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(236, 72, 153, 0.2) 0%, transparent 40%);
  pointer-events: none;
}

.hero-content {
  flex: 1;
  max-width: 600px;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 0.875rem;
  color: var(--gray-300);
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 24px;
}

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-text-light {
  background: linear-gradient(135deg, #60a5fa, #a78bfa, #f472b6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--gray-400);
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn .material-icons {
  font-size: 1.25rem;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-3px);
}

.btn-large {
  padding: 18px 36px;
  font-size: 1.125rem;
}

/* Hero Trust */
.hero-trust {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--gray-400);
  font-size: 0.875rem;
}

.trust-item .material-icons {
  color: var(--secondary);
  font-size: 1.25rem;
}

/* Hero Visual */
.hero-visual {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 1;
}

.phone-mockup {
  background: var(--dark);
  border-radius: 40px;
  padding: 10px;
  box-shadow: var(--shadow-xl), var(--shadow-glow);
  transform: perspective(1000px) rotateY(-10deg) rotateX(5deg);
  animation: phoneFloat 6s ease-in-out infinite;
}

@keyframes phoneFloat {
  0%, 100% { transform: perspective(1000px) rotateY(-10deg) rotateX(5deg) translateY(0); }
  50% { transform: perspective(1000px) rotateY(-10deg) rotateX(5deg) translateY(-20px); }
}

.phone-screen {
  background: var(--dark-light);
  border-radius: 32px;
  width: 280px;
  height: 500px;
  padding: 20px;
  overflow: hidden;
}

.app-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--gray-700);
  margin-bottom: 20px;
  color: var(--white);
  font-weight: 600;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.status-dot.green { background: var(--secondary); box-shadow: 0 0 10px var(--secondary); }

.school-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.school-item {
  padding: 20px 10px;
  border-radius: var(--radius);
  text-align: center;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--white);
}

.school-item.ok { background: var(--secondary); }
.school-item.sos { background: var(--danger); }
.school-item.off { background: var(--gray-600); }

.school-item.pulse {
  animation: sosPulse 1s ease-in-out infinite;
}

@keyframes sosPulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.5); }
  50% { transform: scale(1.05); box-shadow: 0 0 20px 5px rgba(239, 68, 68, 0.3); }
}

/* Floating Alert */
.floating-alert {
  position: absolute;
  right: 0;
  top: 50%;
  background: var(--danger);
  color: var(--white);
  padding: 15px 20px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 10px 40px rgba(239, 68, 68, 0.4);
  animation: alertPulse 2s ease-in-out infinite, alertFloat 3s ease-in-out infinite;
}

@keyframes alertPulse {
  0%, 100% { box-shadow: 0 10px 40px rgba(239, 68, 68, 0.4); }
  50% { box-shadow: 0 10px 60px rgba(239, 68, 68, 0.6); }
}

@keyframes alertFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.floating-alert .material-icons {
  font-size: 2rem;
  animation: shake 0.5s ease-in-out infinite;
}

@keyframes shake {
  0%, 100% { transform: rotate(0); }
  25% { transform: rotate(-10deg); }
  75% { transform: rotate(10deg); }
}

.floating-alert strong {
  display: block;
  font-size: 0.875rem;
}

.floating-alert small {
  opacity: 0.8;
  font-size: 0.75rem;
}

/* Hero Wave */
.hero-wave {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  line-height: 0;
}

.hero-wave svg {
  width: 100%;
  height: 120px;
}

.hero-wave path {
  fill: var(--gray-100);
}

/* ========================================
   SECTIONS
   ======================================== */
.section {
  padding: 100px 0;
  position: relative;
}

.section-dark {
  background: var(--gradient-dark);
}

.section-gradient {
  background: var(--gradient);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.section-tag {
  display: inline-block;
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.section-tag.light {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 16px;
}

.section-title.light {
  color: var(--white);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--gray-500);
}

.section-subtitle.light {
  color: var(--gray-400);
}

/* ========================================
   ABOUT CARDS
   ======================================== */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}

.about-card {
  background: var(--white);
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--gray-200);
}

.about-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.card-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.card-icon .material-icons {
  font-size: 1.75rem;
  color: var(--white);
}

.card-icon.blue { background: linear-gradient(135deg, #2563eb, #3b82f6); }
.card-icon.green { background: linear-gradient(135deg, #059669, #10b981); }
.card-icon.purple { background: linear-gradient(135deg, #7c3aed, #8b5cf6); }
.card-icon.orange { background: linear-gradient(135deg, #d97706, #f59e0b); }

.about-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.about-card p {
  color: var(--gray-500);
  font-size: 0.95rem;
}

/* ========================================
   VIDEO SECTION
   ======================================== */
.video-wrapper {
  max-width: 900px;
  margin: 0 auto 60px;
}

.video-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  background: var(--dark);
}

.video-container video {
  width: 100%;
  height: auto;
  display: block;
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--white);
  cursor: pointer;
  transition: var(--transition);
}

.video-overlay:hover {
  background: rgba(0, 0, 0, 0.4);
}

.video-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.play-btn {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--primary);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  box-shadow: 0 0 30px rgba(37, 99, 235, 0.5);
}

.play-btn:hover {
  transform: scale(1.1);
  background: var(--primary-dark);
}

.play-btn .material-icons {
  color: var(--white);
  font-size: 2.5rem;
  margin-left: 5px;
}

/* ========================================
   STEPS
   ======================================== */
.steps-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.step {
  text-align: center;
  position: relative;
}

.step-number {
  font-size: 4rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.1);
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 0;
}

.step-content {
  position: relative;
  z-index: 1;
}

.step-icon {
  width: 80px;
  height: 80px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.step-icon .material-icons {
  font-size: 2rem;
  color: var(--white);
}

.step h3 {
  color: var(--white);
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.step p {
  color: var(--gray-400);
  font-size: 0.95rem;
}

/* ========================================
   BENEFITS
   ======================================== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.benefit-card {
  background: var(--white);
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--gray-200);
  position: relative;
  overflow: hidden;
}

.benefit-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient);
  transform: scaleX(0);
  transition: var(--transition);
}

.benefit-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.benefit-card:hover::before {
  transform: scaleX(1);
}

.benefit-icon {
  width: 50px;
  height: 50px;
  background: rgba(37, 99, 235, 0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.benefit-icon .material-icons {
  font-size: 1.5rem;
  color: var(--primary);
}

.benefit-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.benefit-card p {
  color: var(--gray-500);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.benefit-stat {
  padding-top: 20px;
  border-top: 1px solid var(--gray-200);
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
}

/* ========================================
   STATS
   ======================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
}

.stat-card {
  text-align: center;
  padding: 40px 20px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-icon {
  margin-bottom: 16px;
}

.stat-icon .material-icons {
  font-size: 2.5rem;
  color: var(--white);
  opacity: 0.8;
}

.stat-value {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 8px;
}

.stat-card .stat-label {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.875rem;
}

/* ========================================
   ARCHITECTURE
   ======================================== */
.architecture {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  padding: 40px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.arch-item {
  text-align: center;
  padding: 20px;
}

.arch-icon {
  width: 80px;
  height: 80px;
  background: var(--gradient);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.arch-icon .material-icons {
  font-size: 2rem;
  color: var(--white);
}

.arch-item h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 4px;
}

.arch-item p {
  font-size: 0.875rem;
  color: var(--gray-500);
}

.arch-arrow .material-icons {
  font-size: 2rem;
  color: var(--gray-400);
}

/* ========================================
   CONTACT
   ======================================== */
.contact-container {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  align-items: start;
}

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

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  color: var(--white);
}

.contact-item .material-icons {
  font-size: 1.5rem;
  color: var(--primary-light);
  margin-top: 4px;
}

.contact-item strong {
  display: block;
  font-size: 0.875rem;
  color: var(--gray-400);
  margin-bottom: 4px;
}

.contact-item p {
  font-size: 1rem;
}

.contact-form-wrapper {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 600px;
}

.contact-form-wrapper iframe {
  width: 100%;
  height: 600px;
  border: none;
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta-section {
  background: var(--gradient);
  padding: 80px 20px;
  text-align: center;
}

.cta-section h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
}

.cta-section p {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 32px;
}

.cta-section .btn-primary {
  background: var(--white);
  color: var(--primary);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.cta-section .btn-primary:hover {
  background: var(--gray-100);
  transform: translateY(-3px);
}

/* ========================================
   FOOTER
   ======================================== */
footer {
  background: var(--gray-900);
  padding: 60px 0 30px;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--gray-800);
}

.footer-brand p {
  color: var(--gray-500);
  margin-top: 16px;
  font-size: 0.95rem;
}

.footer-links h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 20px;
}

.footer-links a {
  display: block;
  color: var(--gray-500);
  margin-bottom: 12px;
  font-size: 0.95rem;
}

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

.footer-bottom {
  padding-top: 30px;
  text-align: center;
  color: var(--gray-600);
  font-size: 0.875rem;
}

.footer-bottom p {
  margin-bottom: 8px;
}

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

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

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding-top: 100px;
  }

  .hero-content {
    max-width: 100%;
    margin-bottom: 60px;
  }

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

  .hero-trust {
    justify-content: center;
  }

  .hero-visual {
    display: none;
  }

  .contact-container {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 20px;
    gap: 15px;
    box-shadow: var(--shadow-lg);
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links a {
    color: var(--gray-700) !important;
  }

  .menu-toggle {
    display: flex;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .architecture {
    flex-direction: column;
  }

  .arch-arrow {
    transform: rotate(90deg);
  }

  .steps-container {
    grid-template-columns: 1fr;
  }

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

  .stat-value {
    font-size: 2.5rem;
  }
}

@media (max-width: 480px) {
  .hero-buttons {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .hero-trust {
    flex-direction: column;
    gap: 16px;
  }

  .about-grid,
  .benefits-grid {
    grid-template-columns: 1fr;
  }

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