/* ==================== VARIABLES ==================== */
:root {
  /* Dark Theme Colors */
  --bg-primary: #0A0E27;
  --bg-secondary: #141B34;
  --bg-card: #1A2341;
  --bg-hover: #212A42;
  
  /* Accent Colors - Consistent throughout */
  --accent-green: #00D9A3;
  --accent-green-dark: #00B087;
  --accent-purple: #7C3AED;
  --accent-blue: #3B82F6;
  --accent-orange: #F59E0B;
  
  /* Text Colors */
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  
  /* Border & Effects */
  --border-color: #2D3748;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(0, 217, 163, 0.3);
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #00D9A3 0%, #00B087 100%);
  --gradient-purple: linear-gradient(135deg, #7C3AED 0%, #5B21B6 100%);
  --gradient-hero: linear-gradient(135deg, rgba(0, 217, 163, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%);
}

/* ==================== RESET & BASE ==================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ==================== NAVIGATION ==================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(10, 14, 39, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  z-index: 1000;
  transition: all 0.3s ease;
}

.navbar.scrolled {
  background: rgba(10, 14, 39, 0.98);
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.5rem;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.logo i {
  font-size: 2rem;
  background: var(--gradient-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  transition: color 0.3s ease;
}

.mobile-toggle:hover {
  color: var(--accent-green);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width 0.3s ease;
}

.nav-link:hover {
  color: var(--accent-green);
}

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

.nav-buttons {
  display: flex;
  gap: 1rem;
  align-items: center;
}

/* ==================== BUTTONS ==================== */
.btn {
  padding: 0.85rem 2rem;
  border: none;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Inter', sans-serif;
  white-space: nowrap;
}

.btn i {
  font-size: 1rem;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(0, 217, 163, 0.5);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--accent-green);
  color: var(--accent-green);
}

.btn-outline:hover {
  background: var(--accent-green);
  color: var(--bg-primary);
}

.btn-outline-light {
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: var(--text-primary);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-hero {
  background: var(--gradient-primary);
  color: white;
  padding: 1.1rem 2.5rem;
  font-size: 1.05rem;
  box-shadow: var(--shadow-glow);
}

.btn-hero:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 50px rgba(0, 217, 163, 0.6);
}

.btn-cta {
  background: white;
  color: var(--bg-primary);
  padding: 1.2rem 3rem;
  font-size: 1.1rem;
}

.btn-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 40px rgba(255, 255, 255, 0.3);
}

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

/* ==================== HERO SECTION ==================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 0;
}

.gradient-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.3;
  animation: float 20s ease-in-out infinite;
}

.blob-1 {
  width: 500px;
  height: 500px;
  background: var(--accent-green);
  top: 10%;
  left: 10%;
  animation-delay: 0s;
}

.blob-2 {
  width: 400px;
  height: 400px;
  background: var(--accent-purple);
  top: 50%;
  right: 10%;
  animation-delay: 7s;
}

.blob-3 {
  width: 300px;
  height: 300px;
  background: var(--accent-blue);
  bottom: 10%;
  left: 50%;
  animation-delay: 14s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(50px, -50px) scale(1.1); }
  66% { transform: translate(-50px, 50px) scale(0.9); }
}

.hero-container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0, 217, 163, 0.1);
  border: 1px solid rgba(0, 217, 163, 0.2);
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  color: var(--accent-green);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

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

.hero-description {
  font-size: 1.25rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.hero-features-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.hero-feature-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-secondary);
  font-size: 1rem;
}

.hero-feature-item i {
  color: var(--accent-green);
  font-size: 1.25rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.hero-trust-badges {
  display: flex;
  gap: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.trust-item i {
  color: var(--accent-green);
  font-size: 1.25rem;
}

/* ==================== HERO VISUAL - DASHBOARD MOCKUP ==================== */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.dashboard-mockup {
  width: 100%;
  max-width: 550px;
  animation: floatUp 3s ease-in-out infinite;
}

@keyframes floatUp {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

.mockup-window {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.window-header {
  background: var(--bg-secondary);
  padding: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.window-dots {
  display: flex;
  gap: 0.5rem;
}

.window-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--border-color);
}

.window-dots span:nth-child(1) {
  background: #FF6B6B;
}

.window-dots span:nth-child(2) {
  background: #F59E0B;
}

.window-dots span:nth-child(3) {
  background: var(--accent-green);
}

.window-title {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 600;
}

.mockup-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mockup-stat-row {
  display: flex;
  gap: 1rem;
}

.mockup-stat-card {
  background: var(--bg-secondary);
  padding: 1.25rem;
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 1rem;
  border: 1px solid var(--border-color);
  flex: 1;
}

.stat-icon {
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
}

.stat-info {
  flex: 1;
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.stat-trend {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.85rem;
  font-weight: 600;
}

.stat-trend.positive {
  color: var(--accent-green);
}

.mockup-progress-section {
  background: var(--bg-secondary);
  padding: 1.25rem;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.progress-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.progress-percentage {
  font-weight: 700;
  color: var(--accent-green);
  font-size: 1.1rem;
}

.progress-bar-bg {
  width: 100%;
  height: 10px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 10px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 10px;
  animation: fillProgress 2s ease-out;
}

@keyframes fillProgress {
  from { width: 0; }
}

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

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

.macro-circle {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 0.5rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: white;
}

.macro-circle.protein {
  background: linear-gradient(135deg, #7C3AED, #5B21B6);
}

.macro-circle.carbs {
  background: linear-gradient(135deg, #3B82F6, #1E40AF);
}

.macro-circle.fats {
  background: linear-gradient(135deg, #F59E0B, #D97706);
}

.macro-name {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.mockup-ai-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: rgba(0, 217, 163, 0.1);
  border: 1px solid rgba(0, 217, 163, 0.2);
  padding: 0.75rem;
  border-radius: 12px;
  color: var(--accent-green);
  font-weight: 600;
  font-size: 0.95rem;
  animation: pulse 2s ease-in-out infinite;
}

/* ==================== FEATURES SECTION ==================== */
.features {
  padding: 6rem 2rem;
  background: var(--bg-secondary);
}

.container {
  max-width: 1400px;
  margin: 0 auto;
}

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

.section-title {
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem;
  transition: all 0.3s ease;
  cursor: pointer;
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-green);
  box-shadow: 0 8px 32px rgba(0, 217, 163, 0.2);
}

.feature-icon-wrapper {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.feature-icon {
  font-size: 1.75rem;
  color: white;
}

.feature-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.feature-benefits {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.feature-benefits li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.feature-benefits li i {
  color: var(--accent-green);
  font-size: 0.85rem;
}

/* ==================== HOW IT WORKS - WITH ANIMATED ARROWS ==================== */
.how-it-works {
  padding: 6rem 2rem;
  background: var(--bg-primary);
}

.workflow-container {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.workflow-step {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 2rem;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2.5rem;
  transition: all 0.3s ease;
}

.workflow-step:hover {
  transform: translateX(10px);
  border-color: var(--accent-green);
  box-shadow: 0 8px 32px rgba(0, 217, 163, 0.2);
}

.step-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  position: relative;
}

.step-circle {
  width: 100px;
  height: 100px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: white;
  box-shadow: var(--shadow-glow);
  animation: scaleIn 0.5s ease-out;
}

@keyframes scaleIn {
  from { transform: scale(0); }
  to { transform: scale(1); }
}

.step-number {
  font-size: 3rem;
  font-weight: 900;
  background: var(--gradient-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0.3;
}

.step-content h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.step-content p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.step-details {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.detail-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.detail-item i {
  color: var(--accent-green);
  font-size: 1rem;
}

/* ==================== ANIMATED ARROW ==================== */
.workflow-arrow {
  position: relative;
  height: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
}

.arrow-line {
  width: 3px;
  height: 60px;
  background: linear-gradient(180deg, var(--accent-green) 0%, transparent 100%);
  position: relative;
  overflow: hidden;
}

.arrow-line::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 20px;
  background: var(--accent-green);
  animation: arrowFlow 2s ease-in-out infinite;
}

@keyframes arrowFlow {
  0% {
    transform: translateY(-20px);
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    transform: translateY(60px);
    opacity: 0;
  }
}

.arrow-head {
  font-size: 1.5rem;
  color: var(--accent-green);
  animation: bounce 2s ease-in-out infinite;
}

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

.arrow-pulse {
  position: absolute;
  width: 30px;
  height: 30px;
  background: rgba(0, 217, 163, 0.2);
  border-radius: 50%;
  animation: pulseRing 2s ease-out infinite;
}

@keyframes pulseRing {
  0% {
    transform: scale(0.8);
    opacity: 1;
  }
  100% {
    transform: scale(2);
    opacity: 0;
  }
}

/* ==================== BENEFITS SECTION ==================== */
.benefits-section {
  padding: 6rem 2rem;
  background: var(--bg-secondary);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.benefit-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2.5rem;
  text-align: center;
  transition: all 0.3s ease;
}

.benefit-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-green);
  box-shadow: 0 8px 32px rgba(0, 217, 163, 0.2);
}

.benefit-icon {
  width: 80px;
  height: 80px;
  background: rgba(0, 217, 163, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.benefit-icon i {
  font-size: 2rem;
  color: var(--accent-green);
}

.benefit-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.benefit-card p {
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ==================== CTA SECTION ==================== */
.cta-section {
  padding: 6rem 2rem;
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></svg>');
  opacity: 0.5;
}

.cta-container {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

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

.cta-content h2 {
  font-size: 3rem;
  font-weight: 900;
  margin-bottom: 1rem;
  color: white;
}

.cta-content p {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  color: rgba(255, 255, 255, 0.9);
}

.cta-features {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.cta-features span {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: white;
  font-size: 0.95rem;
  font-weight: 500;
}

.cta-features i {
  color: white;
}

/* ==================== FOOTER ==================== */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 4rem 2rem 2rem;
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--text-secondary);
  margin-top: 1rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.footer-tech-stack {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tech-badge {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-green);
}

.footer-column h4 {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.footer-column a {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  margin-bottom: 0.75rem;
  transition: color 0.3s ease;
  font-size: 0.95rem;
}

.footer-column a:hover {
  color: var(--accent-green);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-links a {
  width: 40px;
  height: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all 0.3s ease;
}

.social-links a:hover {
  background: var(--accent-green);
  color: white;
  transform: translateY(-3px);
}

/* ==================== MODAL ==================== */
.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
}

.modal-content {
  position: relative;
  background: var(--bg-card);
  margin: 3% auto;
  padding: 3rem;
  border-radius: 20px;
  width: 90%;
  max-width: 500px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-close {
  position: absolute;
  right: 1.5rem;
  top: 1.5rem;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
  transition: color 0.3s ease;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
}

.modal-close:hover {
  color: var(--accent-green);
  background: rgba(0, 217, 163, 0.1);
}

.auth-header {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-header h2 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.auth-header p {
  color: var(--text-secondary);
  font-size: 1rem;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.form-group label i {
  color: var(--accent-green);
}

.form-group input {
  padding: 1rem;
  border: 2px solid var(--border-color);
  border-radius: 12px;
  font-size: 1rem;
  background: var(--bg-secondary);
  color: var(--text-primary);
  transition: all 0.3s ease;
  font-family: 'Inter', sans-serif;
}

.form-group input:focus {
  outline: none;
  border-color: var(--accent-green);
  background: var(--bg-primary);
}

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

.message {
  text-align: center;
  padding: 0.75rem;
  border-radius: 8px;
  margin-top: 1rem;
  font-weight: 500;
}

.message.success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent-green);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.message.error {
  background: rgba(239, 68, 68, 0.1);
  color: #EF4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.message.info {
  background: rgba(59, 130, 246, 0.1);
  color: var(--accent-blue);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.auth-divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: 1.5rem 0;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid var(--border-color);
}

.auth-divider span {
  padding: 0 1rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.switch-auth {
  text-align: center;
  color: var(--text-secondary);
}

.switch-auth a {
  color: var(--accent-green);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.switch-auth a:hover {
  color: var(--accent-green-dark);
  text-decoration: underline;
}

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

/* Tablets */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }
  
  .hero-content {
    max-width: 100%;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .hero-features-list {
    align-items: center;
  }
  
  .hero-trust-badges {
    justify-content: center;
  }
  
  .hero-visual {
    order: -1;
  }
  
  .workflow-step {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-content {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-brand {
    grid-column: 1 / -1;
  }
}

/* Mobile */
@media (max-width: 768px) {
  .mobile-toggle {
    display: block;
  }
  
  .nav-links {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: var(--bg-secondary);
    flex-direction: column;
    justify-content: flex-start;
    padding: 2rem;
    gap: 1.5rem;
    transition: left 0.3s ease;
    border-top: 1px solid var(--border-color);
  }
  
  .nav-links.active {
    left: 0;
  }
  
  .nav-buttons {
    flex-direction: column;
    width: 100%;
  }
  
  .nav-buttons .btn {
    width: 100%;
    justify-content: center;
  }
  
  .hero {
    padding: 6rem 1.5rem 3rem;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-description {
    font-size: 1.1rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }
  
  .hero-buttons .btn {
    width: 100%;
    justify-content: center;
  }
  
  .hero-trust-badges {
    flex-direction: column;
    align-items: center;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .section-subtitle {
    font-size: 1.1rem;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .benefits-grid {
    grid-template-columns: 1fr;
  }
  
  .workflow-arrow {
    height: 60px;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-tech-stack {
    justify-content: center;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
  
  .modal-content {
    padding: 2rem;
    margin: 10% 1rem;
  }
  
  .cta-content h2 {
    font-size: 2rem;
  }
  
  .cta-content p {
    font-size: 1.1rem;
  }
  
  .cta-features {
    flex-direction: column;
    gap: 1rem;
  }
}

/* Extra Small Mobile */
@media (max-width: 480px) {
  .nav-container {
    padding: 1rem 1.5rem;
  }
  
  .logo {
    font-size: 1.25rem;
  }
  
  .logo i {
    font-size: 1.5rem;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
  }
  
  .mockup-macros {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
  }
  
  .macro-circle {
    width: 60px;
    height: 60px;
    font-size: 0.95rem;
  }
}