/* 
 * Jergofy - Modern Funnel Design
 * Tmavý design s červenými akcenty
 */

/* ----- ZÁKLADNÍ STYLY A EFEKTY ----- */
:root {
  --primary: #ff3c2a;
  --primary-hover: #ff5945;
  --primary-dark: #e82918;
  --accent: #ff6a00;
  --dark: #0d0d0d;
  --dark-2: #151515;
  --dark-3: #202020;
  --light: #ffffff;
  --light-2: rgba(255, 255, 255, 0.8);
  --light-3: rgba(255, 255, 255, 0.6);
  --red-glow: rgba(255, 60, 42, 0.3);
  --transition-fast: 0.3s ease;
  --transition-medium: 0.5s ease;
  --spacing-small: 15px;
  --spacing-medium: 30px;
  --spacing-large: 60px;
  --spacing-xlarge: 80px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, Oxygen, Ubuntu, sans-serif;
  background-color: var(--dark);
  color: var(--light);
  line-height: 1.6;
  overflow-x: hidden;
  font-size: 16px;
}

/* ----- KONTEJNER ----- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ----- NAVIGACE ----- */
.main-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(13, 13, 13, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 60, 42, 0.2);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
  padding: 0 30px;
  max-width: 1400px;
  margin: 0 auto;
}

.logo {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: 3px;
  color: var(--light);
  text-decoration: none;
  position: relative;
  padding: 8px 0;
}

.logo::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(to right, var(--primary), var(--accent));
  transition: var(--transition-fast);
  border-radius: 3px;
}

.logo:hover {
  color: var(--light);
  text-decoration: none;
}

.logo:hover::after {
  width: 100%;
}

.login-link {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 500;
  color: var(--light-2);
  text-decoration: none;
  padding: 10px 20px;
  border-radius: 8px;
  background-color: rgba(255, 255, 255, 0.08);
  transition: var(--transition-fast);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.login-link:hover {
  background-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
  color: var(--light);
  text-decoration: none;
  border-color: rgba(255, 60, 42, 0.5);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Přidání animace pro pulzování ikony */
@keyframes pulse-icon {
  0% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(1); opacity: 0.8; }
}

.login-link svg {
  color: var(--primary);
  width: 20px;
  height: 20px;
  transition: var(--transition-fast);
  animation: pulse-icon 2s infinite ease-in-out;
}

.login-link:hover svg {
  color: var(--primary-hover);
  transform: scale(1.1);
  animation: none;
}

/* ----- HERO SEKCE ----- */
.hero-section {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: var(--spacing-xlarge) var(--spacing-medium) var(--spacing-large);
  padding-top: 120px; /* Extra padding pro mezeru od navigace */
  overflow: hidden;
  background-color: var(--dark);
  z-index: 10;
}

.hero-content {
  position: relative;
  z-index: 20;
  width: 100%;
  max-width: 1000px;
  text-align: center;
}

.hero-text {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.main-heading {
  font-size: 72px;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: var(--spacing-medium);
  color: white;
  text-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  position: relative;
  transition: var(--transition-medium);
  letter-spacing: -1px;
}

.main-heading:hover {
  color: var(--primary);
  text-shadow: 0 10px 40px rgba(255, 60, 42, 0.4);
}

.main-subheading {
  font-size: 28px;
  font-weight: 500;
  color: var(--light-2);
  max-width: 700px;
  margin: 0 auto var(--spacing-large);
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 1;
}

.hero-shape {
  position: absolute;
  top: -10%;
  right: -20%;
  width: 80%;
  height: 80%;
  background: radial-gradient(ellipse at center, rgba(255, 60, 42, 0.15), transparent 70%);
  border-radius: 100%;
  filter: blur(50px);
  animation: pulse 8s infinite alternate ease-in-out;
}

.hero-shape-2 {
  position: absolute;
  bottom: -20%;
  left: -10%;
  width: 60%;
  height: 60%;
  background: radial-gradient(ellipse at center, rgba(255, 106, 0, 0.1), transparent 70%);
  border-radius: 100%;
  filter: blur(60px);
  animation: pulse 12s infinite alternate-reverse ease-in-out;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyCAYAAAAeP4ixAAAFVUlEQVR42u2Ya0xbVRjH');
  background-size: 100px;
  opacity: 0.03;
  mix-blend-mode: overlay;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.5; }
  100% { transform: scale(1.2); opacity: 0.7; }
}

/* ----- CTA TLAČÍTKO ----- */
.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 20px 40px;
  background: linear-gradient(to right, var(--primary), var(--accent));
  color: var(--light);
  font-size: 20px;
  font-weight: 700;
  border-radius: 14px;
  border: none;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: 0 10px 25px rgba(255, 60, 42, 0.3);
  position: relative;
  overflow: hidden;
  letter-spacing: 0.5px;
  min-width: 250px;
}

.cta-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.2), transparent);
  transform: translateX(-100%);
  transition: var(--transition-medium);
}

.cta-button:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(255, 60, 42, 0.5);
  text-decoration: none;
  color: var(--light);
}

.cta-button:hover::before {
  transform: translateX(100%);
}

.cta-button svg {
  width: 24px;
  height: 24px;
  margin-left: 12px;
  transition: var(--transition-fast);
}

.cta-button:hover svg {
  transform: translateX(5px);
}

.cta-button.large {
  padding: 24px 48px;
  font-size: 24px;
  border-radius: 16px;
  box-shadow: 0 15px 35px rgba(255, 60, 42, 0.4);
}

/* ----- INTRO SEKCE ----- */
.intro-section {
  padding: var(--spacing-xlarge) 0;
  background-color: var(--dark-2);
  position: relative;
  overflow: hidden;
}

.intro-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(255, 60, 42, 0.1), transparent 70%);
}

.intro-text {
  font-size: 30px;
  line-height: 1.6;
  text-align: center;
  max-width: 1100px;
  margin: 0 auto;
  color: var(--light-2);
  position: relative;
  padding: 0 var(--spacing-medium);
  font-weight: 500;
}

/* ----- REGISTRAČNÍ SEKCE ----- */
.register-section {
  padding: var(--spacing-xlarge) 0;
  background-color: var(--dark);
  position: relative;
}

.register-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(255, 60, 42, 0.05), transparent 70%);
  pointer-events: none;
}

.register-container {
  display: flex;
  justify-content: center;
  align-items: center;
}

.register-card {
  background-color: var(--dark-3);
  width: 100%;
  max-width: 500px;
  border-radius: 20px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5), 0 0 30px rgba(255, 60, 42, 0.1);
  padding: 40px;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition-medium);
}

.register-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: linear-gradient(to right, var(--primary), var(--accent));
}

.register-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.6), 0 0 40px rgba(255, 60, 42, 0.2);
  border-color: rgba(255, 60, 42, 0.3);
}

.register-header {
  text-align: center;
  margin-bottom: var(--spacing-medium);
}

.icon-circle {
  width: 80px;
  height: 80px;
  background: linear-gradient(45deg, rgba(255, 60, 42, 0.15), rgba(255, 106, 0, 0.15));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  border: 3px solid rgba(255, 60, 42, 0.4);
  transition: var(--transition-fast);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.register-card:hover .icon-circle {
  transform: scale(1.1) rotate(5deg);
  border-color: rgba(255, 60, 42, 0.6);
  box-shadow: 0 0 40px rgba(255, 60, 42, 0.25);
}

.icon-circle svg {
  width: 40px;
  height: 40px;
  color: var(--primary);
  transition: var(--transition-fast);
}

.register-card:hover .icon-circle svg {
  color: var(--accent);
  transform: scale(1.1);
}

.register-header h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--light);
}

.register-header p {
  color: var(--light-3);
  font-size: 16px;
}

.register-form {
  margin-top: var(--spacing-medium);
}

.form-group {
  margin-bottom: var(--spacing-medium);
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 15px;
  font-weight: 500;
  color: var(--light-2);
  letter-spacing: 0.5px;
}

.input-wrap {
  position: relative;
}

.input-wrap input {
  width: 100%;
  padding: 15px 15px 15px 45px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--light);
  font-size: 16px;
  transition: var(--transition-fast);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.input-wrap input:focus {
  outline: none;
  border-color: var(--primary);
  background-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px rgba(255, 60, 42, 0.2), 0 5px 15px rgba(0, 0, 0, 0.1);
}

.input-wrap input::placeholder {
  color: rgba(255, 255, 255, 0.3);
}

.input-icon {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(255, 255, 255, 0.4);
  transition: var(--transition-fast);
  width: 20px;
  height: 20px;
}

.input-wrap:focus-within .input-icon {
  color: var(--primary);
  transform: translateY(-50%) scale(1.1);
}

.toggle-password {
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: var(--transition-fast);
  padding: 8px;
}

.toggle-password:hover {
  color: var(--light);
}

.toggle-password svg {
  width: 18px;
  height: 18px;
}

/* Checkbox styling */
.checkbox-wrapper {
  margin: var(--spacing-medium) 0;
  padding: 15px;
  background: rgba(255, 60, 42, 0.1);
  border: 2px solid rgba(255, 60, 42, 0.3);
  border-radius: 8px;
}

.checkbox-wrapper label {
  display: flex;
  align-items: flex-start;
  cursor: pointer;
}

.checkbox-wrapper input[type="checkbox"] {
  width: 24px;
  height: 24px;
  margin-right: 15px;
  margin-top: 3px;
  accent-color: #ff3c2a;
}

.checkbox-wrapper span {
  color: white;
  font-size: 15px;
  line-height: 1.5;
}

.checkbox-wrapper a {
  color: #ff3c2a;
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-fast);
}

.checkbox-wrapper a:hover {
  color: var(--primary-hover);
}

.submit-button {
  width: 100%;
  padding: 16px;
  border-radius: 10px;
  background: linear-gradient(to right, var(--primary), var(--accent));
  color: var(--light);
  font-size: 18px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  margin-top: var(--spacing-medium);
  transition: var(--transition-fast);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 25px rgba(255, 60, 42, 0.25);
  letter-spacing: 0.5px;
}

.submit-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.2), transparent);
  transform: translateX(-100%);
  transition: var(--transition-medium);
}

.submit-button:hover {
  box-shadow: 0 15px 35px rgba(255, 60, 42, 0.4);
  transform: translateY(-5px);
}

.submit-button:hover::before {
  transform: translateX(100%);
}

.submit-button svg {
  width: 20px;
  height: 20px;
  margin-left: 10px;
  transition: var(--transition-fast);
}

.submit-button:hover svg {
  transform: translateX(5px);
}

.submit-button.pulse {
  animation: pulse-button 0.6s ease;
}

@keyframes pulse-button {
  0% { transform: scale(1); }
  50% { transform: scale(1.08); }
  100% { transform: scale(1); }
}

/* ----- FEATURE SEKCE ----- */
.feature-section {
  padding: var(--spacing-xlarge) 0;
  position: relative;
  overflow: hidden;
  background-color: var(--dark);
}

.feature-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(255, 60, 42, 0.05), transparent 70%);
  pointer-events: none;
}

.alt-bg {
  background-color: var(--dark-2);
}

.section-title {
  font-size: 48px;
  font-weight: 800;
  text-align: center;
  margin-bottom: var(--spacing-medium);
  color: white;
  position: relative;
  display: inline-block;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 4px;
  background: linear-gradient(to right, var(--primary), var(--accent));
  border-radius: 2px;
}

.section-description {
  font-size: 22px;
  line-height: 1.7;
  text-align: center;
  max-width: 1100px;
  margin: 40px auto var(--spacing-large);
  color: var(--light-2);
}

.section-description.big {
  font-size: 28px;
  font-weight: 500;
  margin: 0 auto var(--spacing-large);
  max-width: 1200px;
}

/* Feature Cards */
.feature-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: var(--spacing-large);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.feature-card {
  background-color: var(--dark-3);
  border-radius: 20px;
  padding: var(--spacing-large) 35px;
  text-align: center;
  transition: var(--transition-medium);
  border: 1px solid rgba(255, 255, 255, 0.05);
  position: relative;
  overflow: hidden;
  min-height: 350px;
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 5;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(255, 60, 42, 0.05), transparent 70%);
  opacity: 0;
  transition: var(--transition-medium);
}

.feature-card:hover {
  transform: translateY(-15px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(255, 60, 42, 0.1);
  border-color: rgba(255, 60, 42, 0.2);
}

.feature-card:hover::before {
  opacity: 1;
}

.card-icon {
  width: 100px;
  height: 100px;
  background: linear-gradient(45deg, rgba(255, 60, 42, 0.1), rgba(255, 106, 0, 0.1));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 35px;
  border: 2px solid rgba(255, 60, 42, 0.3);
  transition: var(--transition-fast);
}

.card-icon.large {
  width: 120px;
  height: 120px;
}

.feature-card:hover .card-icon {
  transform: scale(1.1) rotate(10deg);
  border-color: rgba(255, 60, 42, 0.5);
  box-shadow: 0 0 30px rgba(255, 60, 42, 0.2);
}

.card-icon svg {
  width: 50px;
  height: 50px;
  color: var(--primary);
  transition: var(--transition-fast);
}

.card-icon.large svg {
  width: 60px;
  height: 60px;
}

.feature-card:hover .card-icon svg {
  color: var(--accent);
}

.feature-card h3 {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--light);
  transition: var(--transition-fast);
}

.feature-card:hover h3 {
  color: var(--primary);
}

.feature-card p {
  color: var(--light-3);
  font-size: 18px;
  line-height: 1.7;
  transition: var(--transition-fast);
}

.feature-card:hover p {
  color: var(--light-2);
}

/* Journey Visual */
.journey-visual {
  max-width: 900px;
  margin: var(--spacing-xlarge) auto var(--spacing-medium);
  position: relative;
}

.journey-step {
  display: flex;
  margin-bottom: var(--spacing-large);
  position: relative;
}

.step-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(45deg, rgba(255, 60, 42, 0.15), rgba(255, 106, 0, 0.15));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 3px solid rgba(255, 60, 42, 0.4);
  transition: var(--transition-fast);
  z-index: 2;
  flex-shrink: 0;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.journey-step:hover .step-icon {
  transform: scale(1.15);
  border-color: rgba(255, 60, 42, 0.7);
  box-shadow: 0 0 30px rgba(255, 60, 42, 0.3);
}

.step-icon svg {
  width: 40px;
  height: 40px;
  color: var(--primary);
  transition: var(--transition-fast);
}

.journey-step:hover .step-icon svg {
  color: var(--accent);
  transform: scale(1.1);
}

.step-line {
  position: absolute;
  top: 80px;
  left: 40px;
  width: 3px;
  height: calc(100% - 30px);
  background: linear-gradient(to bottom, var(--primary-dark), transparent);
  z-index: 1;
}

.step-content {
  margin-left: 40px;
  padding-top: 15px;
}

.step-content h3 {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--light);
  transition: var(--transition-fast);
}

.journey-step:hover .step-content h3 {
  color: var(--primary);
}

.step-content p {
  color: var(--light-3);
  font-size: 20px;
  transition: var(--transition-fast);
  max-width: 600px;
}

.journey-step:hover .step-content p {
  color: var(--light-2);
}

/* Areas Grid */
.areas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: var(--spacing-large);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.area-item {
  background-color: var(--dark-3);
  border-radius: 16px;
  padding: 35px 25px;
  text-align: center;
  transition: var(--transition-fast);
  border: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 180px;
}

.area-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3), 0 0 20px rgba(255, 60, 42, 0.1);
  border-color: rgba(255, 60, 42, 0.2);
}

.area-item svg {
  width: 50px;
  height: 50px;
  color: var(--primary);
  margin-bottom: 25px;
  transition: var(--transition-fast);
}

.area-item:hover svg {
  color: var(--accent);
  transform: scale(1.2);
}

.area-item h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--light);
  transition: var(--transition-fast);
}

.area-item:hover h3 {
  color: var(--primary);
}

.area-footnote {
  text-align: center;
  margin-top: var(--spacing-large);
  font-size: 22px;
  color: var(--light-2);
  font-style: italic;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

/* Benefits */
.benefit-section {
  padding-top: var(--spacing-xlarge);
  padding-bottom: var(--spacing-xlarge);
}

.benefits-list {
  max-width: 1000px;
  margin: var(--spacing-large) auto 0;
}

.benefit-item {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-medium);
  padding: 25px 30px;
  background-color: var(--dark-3);
  border-radius: 16px;
  transition: var(--transition-fast);
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.benefit-item:hover {
  transform: translateX(15px);
  background-color: rgba(255, 60, 42, 0.1);
  border-color: rgba(255, 60, 42, 0.2);
}

.benefit-check {
  width: 45px;
  height: 45px;
  background-color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 25px;
  flex-shrink: 0;
  transition: var(--transition-fast);
}

.benefit-item:hover .benefit-check {
  transform: scale(1.15);
  background-color: var(--accent);
  box-shadow: 0 0 20px rgba(255, 60, 42, 0.3);
}

.benefit-check svg {
  width: 25px;
  height: 25px;
  color: var(--light);
}

.benefit-item p {
  font-size: 20px;
  color: var(--light-2);
  transition: var(--transition-fast);
  font-weight: 500;
}

.benefit-item:hover p {
  color: var(--light);
}

/* CTA Section */
.cta-section {
  padding: var(--spacing-xlarge) 0 180px;
  background-color: var(--dark-2);
  position: relative;
  text-align: center;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(255, 60, 42, 0.15), transparent 70%);
}

/* Responsive Styles */
@media (max-width: 1200px) {
  .container {
    padding: 0 30px;
  }
  
  .main-heading {
    font-size: 60px;
  }
  
  .feature-cards, .reason-cards {
    gap: 20px;
  }
  
  .card-icon {
    width: 90px;
    height: 90px;
  }
  
  .card-icon svg {
    width: 45px;
    height: 45px;
  }
  
  .feature-card h3 {
    font-size: 24px;
  }
}

@media (max-width: 992px) {
  .feature-cards, .reason-cards {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .areas-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .main-heading {
    font-size: 52px;
  }
  
  .main-subheading {
    font-size: 24px;
  }
  
  .section-title {
    font-size: 40px;
  }
  
  .intro-text {
    font-size: 24px;
  }
}

@media (max-width: 767px) {
  .nav-container {
    padding: 0 20px;
    height: 65px;
  }
  
  .logo {
    font-size: 22px;
  }
  
  .login-link span {
    display: none;
  }
  
  .login-link {
    padding: 10px;
  }
  
  .hero-content {
    padding: 0 20px;
  }
  
  .hero-section {
    padding-top: 100px; /* Upraven padding pro mobilní zařízení - více místa od navigace */
  }
  
  .main-heading {
    font-size: 46px; /* Mírně zmenšený nadpis na mobilu */
    letter-spacing: -0.5px;
    margin-bottom: 25px;
  }
  
  .main-subheading {
    font-size: 24px;
    margin-bottom: 40px;
  }
  
  .cta-button {
    padding: 18px 30px;
    font-size: 18px;
  }
  
  .register-card {
    padding: 30px 25px;
  }
  
  :root {
    --spacing-xlarge: 60px;
    --spacing-large: 40px;
    --spacing-medium: 25px;
  }
  
  .feature-cards, .areas-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .section-title {
    font-size: 36px;
  }
  
  .section-description {
    font-size: 20px;
    padding: 0 20px;
  }
  
  .feature-card {
    padding: 35px 25px;
  }
  
  .step-content p {
    font-size: 18px;
  }
  
  .benefit-item {
    padding: 20px;
  }
  
  .benefit-item p {
    font-size: 18px;
  }
}

@media (max-width: 576px) {
  .container {
    padding: 0 15px;
  }
  
  .nav-container {
    padding: 0 15px;
    height: 60px;
  }
  
  .logo {
    font-size: 20px;
  }
  
  .hero-section {
    padding-top: 90px; /* Ještě více mezery pro nejmenší mobily */
  }
  
  .main-heading {
    font-size: 45px; /* Jen nepatrně zmenšeno pro mobil */
    line-height: 1.15;
  }
  
  .cta-button {
    padding: 16px 26px;
    font-size: 16px;
    min-width: 220px;
  }
  
  .cta-button.large {
    padding: 18px 36px;
    font-size: 20px;
  }
  
  .register-card {
    padding: 25px 20px;
  }
  
  .icon-circle {
    width: 70px;
    height: 70px;
    margin-bottom: 15px;
  }
  
  .icon-circle svg {
    width: 35px;
    height: 35px;
  }
  
  .register-header h2 {
    font-size: 24px;
    margin-bottom: 12px;
  }
  
  .input-wrap input {
    padding: 12px 12px 12px 40px;
    font-size: 15px;
  }
  
  .submit-button {
    padding: 14px;
    font-size: 16px;
  }
  
  .section-title {
    font-size: 32px;
  }
  
  .section-description {
    font-size: 18px;
  }
  
  .feature-card, .area-item {
    padding: 30px 20px;
  }
  
  .card-icon {
    width: 70px;
    height: 70px;
    margin-bottom: 20px;
  }
  
  .card-icon svg {
    width: 35px;
    height: 35px;
  }
  
  .feature-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
  }
  
  .feature-card p {
    font-size: 16px;
  }
  
  .step-icon {
    width: 60px;
    height: 60px;
  }
  
  .step-icon svg {
    width: 30px;
    height: 30px;
  }
  
  .step-line {
    top: 60px;
    left: 30px;
  }
  
  .step-content {
    margin-left: 30px;
    padding-top: 10px;
  }
  
  .step-content h3 {
    font-size: 22px;
    margin-bottom: 10px;
  }
  
  .benefit-check {
    width: 36px;
    height: 36px;
    margin-right: 15px;
  }
  
  .benefit-check svg {
    width: 20px;
    height: 20px;
  }
  
  .benefit-item p {
    font-size: 16px;
  }
  
  .intro-text {
    font-size: 20px;
    padding: 0 15px;
  }
  
  .section-description.big {
    font-size: 22px;
  }
}