/* ROOT VARIABLES */
:root {
  --color-navy: #0B1E3D;
  --color-cyan: #00C6FF;
  --color-cyan-hover: #009ecc;
  --color-white: #FFFFFF;
  --color-ice-blue: #EDF5FF;
  --color-footer: #060F20;
  --color-text-dark: #1A2740;
  --color-text-mutated: #667085;
  --color-border: #E4EBF5;

  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;

  --transition-fast: 0.2s ease;
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --box-shadow: 0 12px 30px rgba(11, 30, 61, 0.08);
  --box-shadow-hover: 0 20px 40px rgba(11, 30, 61, 0.12);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-weight: 300;
  color: var(--color-navy);
  line-height: 1.6;
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
}

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

ul {
  list-style: none;
}

/* UTILITIES */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.text-navy { color: var(--color-navy); }
.text-cyan { color: var(--color-cyan); }
.text-white { color: var(--color-white); }
.text-regular { font-weight: 400; }
.text-center { text-align: center; }

.bg-navy { background-color: var(--color-navy); }
.bg-ice-blue { background-color: var(--color-ice-blue); }
.bg-white { background-color: var(--color-white); }
.bg-footer { background-color: var(--color-footer); }

section {
  padding: 80px 0;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 24px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-mutated);
  margin-bottom: 48px;
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition-fast);
  border: none;
}

.btn-primary {
  background-color: var(--color-cyan);
  color: var(--color-navy);
  box-shadow: 0 4px 14px rgba(0, 198, 255, 0.3);
}

.btn-primary:hover {
  background-color: var(--color-cyan-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 198, 255, 0.4);
}

.btn-large {
  font-size: 1.125rem;
  padding: 16px 32px;
}

/* LOGO */
.logo {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-heading);
  font-size: 1.5rem;
}

.logo-img {
  height: 58px;
  width: auto;
}

.footer-logo {
  margin-bottom: 24px;
}

/* 1. NAVIGÁCIÓ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-navy);
  padding: 16px 0;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
  transition: padding var(--transition-fast);
}

.navbar.scrolled {
  padding: 12px 0;
}

.navbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar .logo {
  color: var(--color-white);
}

.nav-btn .btn-text {
  display: none;
}

/* 2. HERO */
.hero {
  position: relative;
  overflow: hidden;
  padding: 60px 0 80px;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  gap: 48px;
  position: relative;
  z-index: 2;
}

.hero-content h1 {
  font-size: 2.5rem;
  margin-bottom: 20px;
  line-height: 1.1;
}

.subtitle {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 32px;
  font-weight: 300;
}

.hero-btn {
  width: 100%;
}

.hero-media {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-graphic {
  position: relative;
  width: 250px;
  height: 250px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-icon {
  font-size: 80px;
  color: var(--color-cyan);
  position: relative;
  z-index: 2;
}

.pulse-ring {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px solid var(--color-cyan);
  opacity: 0;
  animation: pulse 3s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

.delay-1 {
  animation-delay: 1.5s;
}

@keyframes pulse {
  0% { transform: scale(0.5); opacity: 0.8; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* 3. SOCIAL PROOF */
.social-proof {
  padding: 64px 0;
}

.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.stat-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.stat-card i {
  font-size: 32px;
}

.stat-card h3 {
  font-size: 1.25rem;
}

.stat-card p {
  color: var(--color-text-mutated);
  font-size: 0.95rem;
}

/* 4. HOGYAN MŰKÖDIK? */
.steps-grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 40px;
}

.step-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 32px 24px;
  background: var(--color-white);
  border-radius: 12px;
  box-shadow: var(--box-shadow);
  z-index: 2;
}

.step-number {
  position: absolute;
  top: 16px;
  right: 24px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 4rem;
  line-height: 1;
  color: var(--color-cyan);
  opacity: 0.15;
}

.step-icon {
  font-size: 40px;
  color: var(--color-cyan);
  margin-bottom: 8px;
}

.step-card h3 {
  font-size: 1.25rem;
  color: var(--color-navy);
}

.step-card p {
  color: var(--color-text-mutated);
}

.step-divider {
  width: 2px;
  height: 24px;
  background-color: var(--color-cyan);
  margin: 0 auto;
  opacity: 0.3;
}

/* 5. SZOLGÁLTATÁSOK */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 40px;
}

.service-card {
  background: var(--color-white);
  border-left: 4px solid var(--color-cyan);
  border-radius: 8px;
  padding: 32px;
  box-shadow: var(--box-shadow);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  box-shadow: var(--box-shadow-hover);
  transform: translateY(-4px);
}

.service-icon {
  font-size: 48px;
  margin-bottom: 24px;
}

.service-card h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.service-card p {
  margin-bottom: 24px;
  color: var(--color-text-mutated);
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
  flex-grow: 1;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
}

.check-list i {
  margin-top: 4px;
  flex-shrink: 0;
}

.text-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
}

.text-link i {
  transition: var(--transition-fast);
}

.text-link:hover i {
  transform: translateX(4px);
}

/* 6. DR. URBÁN ZOLTÁN */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}

.doctor-photo-container {
  max-width: 300px;
  margin: 0 auto;
}

.doctor-photo {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 50%;
  border: 3px solid var(--color-cyan);
  padding: 6px;
}

.tag {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.doctor-name {
  font-size: 2.5rem;
  margin-bottom: 8px;
}

.doctor-specs {
  font-size: 1.125rem;
  margin-bottom: 24px;
}

.doctor-bio {
  font-size: 1rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 32px;
}

.credentials-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
}

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

.credential-item i {
  font-size: 24px;
  margin-top: 2px;
}

.credential-item div {
  display: flex;
  flex-direction: column;
}

.credential-item strong {
  font-weight: 600;
  font-size: 1.05rem;
}

.credential-item span {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
}

.doctor-quote {
  font-size: 1.25rem;
  font-style: italic;
  font-weight: 500;
  border-left: 3px solid var(--color-cyan);
  padding-left: 20px;
  margin-top: 32px;
}

/* 7. MIÉRT VÁLASSZA... */
.benefits-grid {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.benefit-item {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 32px 0;
  border-bottom: 1px solid var(--color-border);
}

.benefit-item:last-child {
  border-bottom: none;
}

.benefit-icon {
  font-size: 32px;
  margin-bottom: 8px;
}

.benefit-item h3 {
  font-size: 1.25rem;
}

.benefit-item p {
  color: var(--color-text-mutated);
}

/* 8. GYIK */
.faq-container {
  max-width: 800px;
}

.accordion {
  display: flex;
  flex-direction: column;
}

.accordion-item {
  border-bottom: 1px solid var(--color-border);
}

.accordion-item:first-child {
  border-top: 1px solid var(--color-border);
}

.accordion-header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  background: transparent;
  border: none;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.125rem;
  text-align: left;
  cursor: pointer;
}

.accordion-icon {
  font-size: 20px;
  transition: transform var(--transition-fast);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-smooth);
}

.accordion-body {
  padding-bottom: 24px;
  color: var(--color-text-mutated);
}

/* 9. VÉGSŐ CTA */
.final-cta {
  padding: 100px 0;
}

.final-cta-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cta-title {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.cta-subtitle {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 40px;
  max-width: 600px;
}

.final-cta .btn {
  width: 100%;
  max-width: 350px;
  margin-bottom: 16px;
}

.availability-text {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
}

/* 10. FOOTER */
.footer {
  padding: 80px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 60px;
}

.footer-desc {
  color: rgba(255,255,255,0.7);
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.1rem;
}

.contact-item i {
  color: var(--color-cyan);
  font-size: 24px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
}

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

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 0.875rem;
  color: rgba(255,255,255,0.5);
  text-align: center;
}

/* RESPONSIVE DESIGN */

/* Tablet & Smaller Desktop */
@media (min-width: 768px) {
  .section-title {
    font-size: 2.5rem;
  }
  
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    column-gap: 48px;
    row-gap: 0;
  }
  
  .benefit-item {
    border-bottom: 1px solid var(--color-border);
  }
  
  /* Remove border from last 2 items if even number */
  .benefit-item:nth-last-child(-n+2):nth-child(even),
  .benefit-item:last-child {
    border-bottom: none;
  }

  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }

  .footer-bottom {
    text-align: left;
  }
  
  .steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: stretch;
  }

  .step-divider {
    display: none;
  }

  .step-card {
    height: 100%;
  }

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

/* Desktop */
@media (min-width: 1024px) {
  .nav-btn .btn-text {
    display: inline;
  }
  
  .nav-btn .btn-phone {
    display: none;
  }
  
  .hero-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
  
  .hero-content {
    flex: 1;
    max-width: 600px;
  }
  
  .hero-content h1 {
    font-size: 3.5rem;
  }
  
  .hero-btn {
    width: auto;
  }
  
  .hero-media {
    flex: 1;
    display: flex;
    justify-content: flex-end;
  }
  
  .hero-graphic {
    width: 400px;
    height: 400px;
  }
  
  .hero-icon {
    font-size: 150px;
  }
  
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }

  .about-grid {
    grid-template-columns: 350px 1fr;
    align-items: center;
    gap: 80px;
  }
  
  .doctor-photo-container {
    max-width: 100%;
  }
  
  .benefits-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  /* Reset borders for 3 columns */
  .benefit-item {
    border-bottom: 1px solid var(--color-border);
  }
  
  .benefit-item:nth-last-child(-n+3) {
    border-bottom: none;
  }
}