@import url('https://fonts.googleapis.com/css2?family=Golos+Text:wght@400;500;600;700;800&display=swap');

/* ========================================
   ROOT VARIABLES & RESET
   ======================================== */

:root {
  /* Colors — warm workshop palette */
  --color-walnut: #2B2520;
  --color-linen: #F5F1E8;
  --color-amber: #D4895C;
  --color-wood: #8B6F47;
  --color-cream: #FDFBF7;
  --color-shadow: rgba(43, 37, 32, 0.12);
  
  /* Typography */
  --font-base: 'Golos Text', system-ui, -apple-system, sans-serif;
  --font-display: 'Golos Text', system-ui, -apple-system, sans-serif;
  
  /* Spacing rhythm */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  --space-2xl: 10rem;
  
  /* Layout */
  --container-max: 1200px;
  --container-narrow: 800px;
  --radius: 4px;
  --radius-lg: 8px;
  
  /* Transitions */
  --ease-smooth: cubic-bezier(0.4, 0.0, 0.2, 1);
  --duration: 0.4s;
}

* {
  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-base);
  font-size: 17px;
  line-height: 1.7;
  color: var(--color-walnut);
  background: var(--color-cream);
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-sm);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
}

h4 {
  font-size: 1.25rem;
  font-weight: 600;
}

p {
  margin-bottom: var(--space-sm);
}

strong {
  font-weight: 600;
  color: var(--color-wood);
}

/* ========================================
   HEADER & NAVIGATION
   ======================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--color-cream);
  border-bottom: 1px solid rgba(43, 37, 32, 0.08);
  transition: transform var(--duration) var(--ease-smooth);
}

.header.hidden {
  transform: translateY(-100%);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-sm) var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-walnut);
  letter-spacing: -0.01em;
}

.nav-links {
  display: flex;
  gap: var(--space-md);
  list-style: none;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-walnut);
  opacity: 0.7;
  transition: opacity 0.2s ease;
}

.nav-links a:hover {
  opacity: 1;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: var(--space-xs);
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--color-walnut);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }
  
  .nav-links {
    position: fixed;
    top: 65px;
    left: 0;
    right: 0;
    background: var(--color-cream);
    flex-direction: column;
    gap: 0;
    padding: var(--space-md);
    border-bottom: 1px solid rgba(43, 37, 32, 0.08);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s ease, opacity 0.3s ease;
  }
  
  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }
  
  .nav-links li {
    padding: var(--space-sm) 0;
    border-bottom: 1px solid rgba(43, 37, 32, 0.05);
  }
  
  .nav-links li:last-child {
    border-bottom: none;
  }
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-linen) 0%, var(--color-cream) 100%);
  padding-top: 80px;
}

.hero-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.hero-content {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease forwards;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-eyebrow {
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-wood);
  margin-bottom: var(--space-sm);
}

.hero h1 {
  margin-bottom: var(--space-md);
  color: var(--color-walnut);
}

.hero-description {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--color-walnut);
  opacity: 0.8;
  margin-bottom: var(--space-lg);
  max-width: 540px;
}

.hero-image {
  position: relative;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s 0.2s ease forwards;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px var(--color-shadow);
}

@media (max-width: 968px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .hero-image {
    order: -1;
  }
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  transition: all 0.3s var(--ease-smooth);
  cursor: pointer;
  text-align: center;
}

.btn-primary {
  background: var(--color-amber);
  color: white;
  box-shadow: 0 4px 12px rgba(212, 137, 92, 0.3);
}

.btn-primary:hover {
  background: #C67A4A;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(212, 137, 92, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--color-walnut);
  border: 2px solid var(--color-walnut);
}

.btn-secondary:hover {
  background: var(--color-walnut);
  color: var(--color-cream);
}

/* ========================================
   SECTION CONTAINERS
   ======================================== */

section {
  padding: var(--space-2xl) var(--space-md);
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

section.visible {
  opacity: 1;
  transform: translateY(0);
}

.section-container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.section-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-eyebrow {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-wood);
  margin-bottom: var(--space-xs);
}

.section-title {
  margin-bottom: var(--space-sm);
}

.section-description {
  font-size: 1.1rem;
  color: var(--color-walnut);
  opacity: 0.7;
  max-width: 640px;
  margin: 0 auto;
}

/* ========================================
   WHY US SECTION
   ======================================== */

.why-us {
  background: var(--color-linen);
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.why-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.feature-card {
  position: relative;
  padding-left: var(--space-md);
}

.feature-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: var(--color-amber);
  border-radius: 2px;
}

.feature-card h3 {
  margin-bottom: var(--space-xs);
  color: var(--color-walnut);
}

.feature-card p {
  color: var(--color-walnut);
  opacity: 0.75;
  margin: 0;
}

.why-image img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px var(--color-shadow);
}

@media (max-width: 968px) {
  .why-grid {
    grid-template-columns: 1fr;
  }
}

/* ========================================
   COURSE MODULES SECTION
   ======================================== */

.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
}

.module-card {
  background: white;
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(43, 37, 32, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.module-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px var(--color-shadow);
}

.module-number {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-amber);
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.module-card h3 {
  margin-bottom: var(--space-sm);
  font-size: 1.35rem;
}

.module-card p {
  font-size: 0.95rem;
  opacity: 0.75;
  margin: 0;
}

/* ========================================
   AUDIENCE SECTION
   ======================================== */

.audience-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-lg);
}

.audience-card {
  background: white;
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-amber);
  box-shadow: 0 4px 20px var(--color-shadow);
}

.audience-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--color-amber) 0%, var(--color-wood) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.75rem;
  color: white;
}

.audience-card h3 {
  margin-bottom: var(--space-sm);
  font-size: 1.25rem;
}

.audience-card p {
  font-size: 0.95rem;
  opacity: 0.75;
  margin: 0;
}

/* ========================================
   RESULT SECTION
   ======================================== */

.result {
  background: var(--color-walnut);
  color: var(--color-cream);
}

.result-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.result-content h2,
.result-content h3 {
  color: var(--color-cream);
}

.result-list {
  list-style: none;
  margin-top: var(--space-lg);
}

.result-list li {
  padding: var(--space-sm) 0;
  padding-left: var(--space-lg);
  position: relative;
  font-size: 1.05rem;
  line-height: 1.6;
}

.result-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-amber);
  font-weight: 700;
  font-size: 1.3rem;
}

.result-image img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

@media (max-width: 968px) {
  .result-grid {
    grid-template-columns: 1fr;
  }
  
  .result-image {
    order: -1;
  }
}

/* ========================================
   FAQ SECTION
   ======================================== */

.faq-list {
  max-width: var(--container-narrow);
  margin: 0 auto;
}

.faq-item {
  background: white;
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-md);
  border: 1px solid rgba(43, 37, 32, 0.08);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: var(--space-md);
  background: none;
  border: none;
  text-align: left;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-walnut);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.2s ease;
}

.faq-question:hover {
  background: var(--color-linen);
}

.faq-icon {
  font-size: 1.5rem;
  transition: transform 0.3s ease;
  color: var(--color-amber);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 var(--space-md) var(--space-md);
}

.faq-answer p {
  color: var(--color-walnut);
  opacity: 0.75;
  line-height: 1.7;
  margin: 0;
}

/* ========================================
   FORM SECTION
   ======================================== */

.form-section {
  background: var(--color-linen);
}

.form-container {
  max-width: 600px;
  margin: 0 auto;
  background: white;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 40px var(--color-shadow);
}

.form-intro {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.form-intro h2 {
  margin-bottom: var(--space-sm);
}

.form-intro p {
  opacity: 0.7;
  margin: 0;
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-xs);
  color: var(--color-walnut);
}

.form-input {
  width: 100%;
  padding: 0.875rem 1rem;
  font-size: 1rem;
  font-family: var(--font-base);
  border: 2px solid rgba(43, 37, 32, 0.12);
  border-radius: var(--radius);
  background: var(--color-cream);
  color: var(--color-walnut);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-amber);
  background: white;
}

.form-note {
  font-size: 0.9rem;
  color: var(--color-walnut);
  opacity: 0.6;
  text-align: center;
  margin-top: var(--space-md);
  margin-bottom: var(--space-md);
}

.form-submit {
  width: 100%;
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
  background: var(--color-walnut);
  color: var(--color-cream);
  padding: var(--space-xl) var(--space-md) var(--space-lg);
}

.footer-container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(245, 241, 232, 0.15);
}

.footer-brand h3 {
  color: var(--color-cream);
  margin-bottom: var(--space-sm);
}

.footer-tagline {
  opacity: 0.7;
  font-size: 0.95rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-links a {
  opacity: 0.7;
  transition: opacity 0.2s ease;
  font-size: 0.95rem;
}

.footer-links a:hover {
  opacity: 1;
  color: var(--color-amber);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: 0.875rem;
  opacity: 0.6;
}

.footer-legal {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .footer-top {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ========================================
   COOKIE BANNER
   ======================================== */

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-walnut);
  color: var(--color-cream);
  padding: var(--space-md);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
  z-index: 9999;
  transform: translateY(100%);
  transition: transform 0.4s var(--ease-smooth);
}

.cookie-banner.visible {
  transform: translateY(0);
}

.cookie-content {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.cookie-text {
  flex: 1;
  font-size: 0.9rem;
  line-height: 1.5;
}

.cookie-text a {
  color: var(--color-amber);
  text-decoration: underline;
}

.cookie-actions {
  display: flex;
  gap: var(--space-sm);
}

.cookie-btn {
  padding: 0.625rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.cookie-accept {
  background: var(--color-amber);
  color: white;
}

.cookie-accept:hover {
  background: #C67A4A;
}

.cookie-learn {
  background: transparent;
  color: var(--color-cream);
  border: 1px solid rgba(245, 241, 232, 0.3);
}

.cookie-learn:hover {
  border-color: var(--color-cream);
}

@media (max-width: 768px) {
  .cookie-content {
    flex-direction: column;
    text-align: center;
  }
  
  .cookie-actions {
    width: 100%;
    flex-direction: column;
  }
  
  .cookie-btn {
    width: 100%;
  }
}

/* ========================================
   SUCCESS PAGE
   ======================================== */

.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl) var(--space-md);
  background: linear-gradient(135deg, var(--color-linen) 0%, var(--color-cream) 100%);
}

.success-card {
  background: white;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px var(--color-shadow);
  text-align: center;
  max-width: 540px;
}

.success-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--color-amber) 0%, var(--color-wood) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  font-size: 2.5rem;
  color: white;
}

.success-card h1 {
  margin-bottom: var(--space-md);
}

.success-card p {
  font-size: 1.1rem;
  opacity: 0.75;
  margin-bottom: var(--space-lg);
}

/* ========================================
   LEGAL PAGES
   ======================================== */

.legal-page {
  padding-top: 100px;
  padding-bottom: var(--space-2xl);
  min-height: 100vh;
}

.legal-content {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.legal-content h1 {
  margin-bottom: var(--space-md);
}

.legal-content h2 {
  font-size: 1.75rem;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.legal-content h3 {
  font-size: 1.35rem;
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.legal-content p {
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

.legal-content ul, .legal-content ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}

.legal-content li {
  margin-bottom: var(--space-xs);
  line-height: 1.7;
}

.legal-meta {
  font-size: 0.9rem;
  opacity: 0.6;
  margin-bottom: var(--space-lg);
}

/* ========================================
   UTILITY CLASSES
   ======================================== */

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

.mt-lg {
  margin-top: var(--space-lg);
}

.mb-lg {
  margin-bottom: var(--space-lg);
}