@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Colors */
  --c-white: #ffffff;
  --c-light-gray: #f8f9fa;
  --c-sage: #9caf88;
  --c-sage-dark: #81956e;
  --c-sage-light: #dbe4d8;
  --c-dark-text: #2b2d42;
  --c-gray-text: #6c757d;
  --c-border: #e9ecef;

  /* Typography */
  --font-main: 'Inter', sans-serif;
  
  /* Utilities */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 12px 32px rgba(156, 175, 136, 0.2);
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background-color: var(--c-light-gray);
  color: var(--c-dark-text);
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

ul {
  list-style: none;
}

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

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

.section {
  padding: 80px 0;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 16px;
  text-align: center;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--c-gray-text);
  text-align: center;
  margin-bottom: 48px;
  max-width: 600px;
  margin-inline: auto;
}

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

.btn-primary {
  background-color: var(--c-sage);
  color: var(--c-white);
  box-shadow: 0 4px 12px rgba(156, 175, 136, 0.4);
}

.btn-primary:hover {
  background-color: var(--c-sage-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

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

.btn-outline:hover {
  background-color: var(--c-sage-light);
  transform: translateY(-2px);
}

/* Header & Nav */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--c-dark-text);
  letter-spacing: -0.5px;
}

.logo span {
  color: var(--c-sage);
}

.nav-menu {
  display: flex;
  gap: 32px;
}

.nav-link {
  font-weight: 500;
  color: var(--c-dark-text);
  transition: var(--transition);
  position: relative;
}

.nav-link:hover {
  color: var(--c-sage);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--c-sage);
  transition: var(--transition);
}

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

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--c-dark-text);
  cursor: pointer;
}

/* Hero Section */
.hero {
  position: relative;
  padding: 160px 0 100px;
  background-image: url('../img/hero-bg.png');
  background-size: cover;
  background-position: center;
  color: var(--c-white);
  text-align: center;
  z-index: 1;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(6px);
  z-index: -1;
}

.hero-content {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.hero-top-text {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 24px;
  display: block;
  opacity: 0.9;
  color: var(--c-white);
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 24px;
  color: var(--c-white);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 40px;
}

.hero-utp {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.utp-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 12px 20px;
  border-radius: var(--radius-lg);
  color: var(--c-white);
  font-weight: 500;
  font-size: 0.9375rem;
}

.utp-icon {
  color: var(--c-sage-light);
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
}

/* Carousel Section */
.courses-carousel-wrap {
  position: relative;
  width: 100%;
}

.courses-carousel {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 20px 0 40px;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none;  /* IE and Edge */
}

.courses-carousel::-webkit-scrollbar {
  display: none; /* Chrome, Safari, Opera */
}

.course-card {
  flex: 0 0 320px;
  scroll-snap-align: start;
  background: var(--c-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.course-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}

.course-img-wrap {
  width: 100%;
  height: 200px;
  background-color: var(--c-sage-light);
  overflow: hidden;
  position: relative;
}

.course-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.course-card:hover .course-img {
  transform: scale(1.05);
}

.course-content {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.course-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.course-price {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--c-sage);
  margin-bottom: 24px;
  margin-top: auto;
}

/* Benefits & Steps */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

@media (max-width: 900px) {
  .grid-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .grid-cards {
    grid-template-columns: 1fr;
  }
}

.benefit-card, .step-card, .review-card {
  background: var(--c-white);
  padding: 32px 24px;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
  text-align: center;
  transition: var(--transition);
}

.benefit-card:hover, .step-card:hover, .review-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.icon-wrap {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: #4a7a50;
}

.icon-wrap svg {
  width: 40px;
  height: 40px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

.card-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.card-desc {
  color: var(--c-gray-text);
  font-size: 0.9375rem;
  line-height: 1.5;
}

/* Format Background */
.format-bg {
  position: relative;
  background-image: url('../img/format-bg.png');
  background-size: cover;
  background-position: center;
  z-index: 1;
}

.format-bg::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(13, 13, 13, 0.75);
  backdrop-filter: blur(8px);
  z-index: -1;
}

.format-bg .section-title, .format-bg .section-subtitle {
  color: var(--c-white);
}

.glass-card {
  background: rgba(255, 255, 255, 0.05) !important;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--c-white);
  backdrop-filter: blur(12px);
  border-radius: 12px;
}
.glass-card .card-title {
  color: var(--c-white);
}
.glass-card .card-desc {
  color: rgba(255,255,255,0.7);
}

/* Mbank Block */
.mbank-block {
  background: var(--c-sage-light);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  margin: 40px 0;
}

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

.mbank-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--c-dark-text);
}

.mbank-desc {
  font-size: 1.125rem;
  margin-bottom: 24px;
}

/* Accordion */
.accordion {
  max-width: 800px;
  margin: 0 auto;
}

.accordion-item {
  background: var(--c-white);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.accordion-header {
  padding: 20px 24px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 1.125rem;
  user-select: none;
}

.accordion-icon {
  transition: transform 0.3s ease;
}

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

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: var(--c-light-gray);
}

.accordion-inner {
  padding: 20px 24px;
  color: var(--c-gray-text);
}

/* Teachers / Reviews */
.review-card {
  background: var(--c-white);
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.review-text {
  font-style: italic;
  margin-bottom: 24px;
}

.review-author {
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--c-sage-light);
}

/* Floating Action Button */
.fab-container {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 1000;
}

.fab-button {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--c-sage);
  color: var(--c-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  border: none;
  font-size: 24px;
  transition: var(--transition);
  position: relative;
  z-index: 1001;
}

.fab-button:hover {
  transform: scale(1.05);
  background-color: var(--c-sage-dark);
}

.fab-menu {
  position: absolute;
  bottom: 80px;
  right: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.fab-container.active .fab-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.fab-item {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-white);
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}

.fab-item:hover {
  transform: scale(1.1);
}

/* Specific colors for icons */
.bg-whatsapp { background-color: #25D366; }
.bg-telegram { background-color: #0088cc; }
.bg-instagram { background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%); }
.bg-phone { background-color: var(--c-dark-text); }

/* Tooltip for FAB items */
.fab-item::before {
  content: attr(data-tooltip);
  position: absolute;
  right: 64px;
  background: rgba(0,0,0,0.8);
  color: white;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.875rem;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.fab-item:hover::before {
  opacity: 1;
  visibility: visible;
}

/* Footer */
.footer {
  background: var(--c-dark-text);
  color: var(--c-white);
  padding: 80px 0 40px;
  margin-top: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  font-size: 1.25rem;
  margin-bottom: 24px;
  color: var(--c-sage);
}

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

.footer-link {
  color: rgba(255,255,255,0.7);
  transition: var(--transition);
}

.footer-link:hover {
  color: var(--c-white);
  padding-left: 4px;
}

.footer-bottom {
  text-align: center;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.5);
  font-size: 0.875rem;
}

/* Extra Helper Classes */
.text-sage { color: var(--c-sage); }
.text-center { text-align: center; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mt-4 { margin-top: 32px; }

/* Dark Premium Booking Section */
.premium-booking-section {
  background-color: #0d0d0d;
  color: #ffffff;
  padding: 100px 0;
  border-top: 1px solid #333;
}

.premium-booking-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
}

@media (max-width: 900px) {
  .premium-booking-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

.premium-labeled-text {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: #a3a3a3;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.premium-labeled-text::before {
  content: "";
  display: block;
  width: 40px;
  height: 1px;
  background-color: #a3a3a3;
}

.premium-title {
  font-size: 3.5rem;
  font-weight: 300;
  margin: 0 0 16px 0;
  line-height: 1.1;
  font-family: 'Inter', sans-serif;
}

.font-accent {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-weight: 400;
}

.premium-subtitle {
  font-size: 1rem;
  color: #a3a3a3;
  margin-bottom: 48px;
}

.premium-form .form-group {
  margin-bottom: 24px;
}

.premium-form label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #a3a3a3;
  margin-bottom: 8px;
}

.premium-form input,
.premium-form select {
  width: 100%;
  background-color: #1a1a1a;
  border: 1px solid #333333;
  color: #ffffff;
  padding: 16px;
  font-size: 1rem;
  border-radius: 4px;
  outline: none;
  transition: border-color 0.3s;
  font-family: 'Inter', sans-serif;
}

.premium-form input:focus,
.premium-form select:focus {
  border-color: var(--c-sage);
}

.premium-form input::placeholder {
  color: #555;
}

.premium-btn-submit {
  width: 100%;
  background-color: var(--c-sage);
  color: var(--c-white);
  border: none;
  padding: 18px;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  border-radius: 4px;
  transition: background-color 0.3s;
  margin-top: 16px;
  font-weight: 600;
}

.premium-btn-submit:hover {
  background-color: var(--c-sage-dark);
}

.premium-privacy {
  text-align: center;
  font-size: 0.8rem;
  color: #a3a3a3;
  margin-top: 16px;
}

.premium-success-msg {
  display: none;
  background-color: rgba(74, 122, 80, 0.1);
  border: 1px solid var(--c-sage);
  padding: 40px;
  border-radius: 8px;
  text-align: center;
}

.premium-success-msg h3 {
  color: var(--c-sage);
  font-size: 2rem;
  margin-bottom: 16px;
  font-family: 'Playfair Display', serif;
  font-style: italic;
}

.premium-success-msg p {
  color: #ffffff;
  font-size: 1.1rem;
  line-height: 1.6;
}

/* Contacts Right */
.premium-contact-blocks {
  padding-top: 24px;
}

.premium-contact-block {
  margin-bottom: 32px;
}

.premium-contact-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #a3a3a3;
  margin-bottom: 8px;
}

.premium-contact-value {
  font-size: 1.25rem;
  font-weight: 400;
  color: #ffffff;
  text-decoration: none;
  display: block;
  transition: color 0.3s;
}

.premium-contact-value:hover {
  color: var(--c-sage);
}

.premium-social-circles {
  display: flex;
  gap: 16px;
  margin-top: 48px;
}

.premium-social-circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid #333;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  transition: all 0.3s;
  background: transparent;
}

.premium-social-circle:hover {
  border-color: #ffffff;
  background: #1a1a1a;
}