/* ===== Reset & Base ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-navy: #1b2a4a;
  --color-navy-light: #2c3e6b;
  --color-gold: #d4a843;
  --color-gold-dark: #b8922e;
  --color-cream: #f5efe6;
  --color-cream-dark: #e8dfd2;
  --color-bg: #faf8f4;
  --color-surface: #ffffff;
  --color-text: #1b2a4a;
  --color-text-light: #5a6a8a;
  --color-border: #e2ddd4;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(27, 42, 74, 0.08);
  --shadow-md: 0 4px 16px rgba(27, 42, 74, 0.1);
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

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

ul {
  list-style: none;
}

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, transform 0.1s;
  border: 2px solid transparent;
  font-family: var(--font-body);
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--color-navy);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-navy-light);
}

.btn-gold {
  background: var(--color-gold);
  color: var(--color-navy);
  font-weight: 700;
}

.btn-gold:hover {
  background: var(--color-gold-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(212, 168, 67, 0.4);
}

.btn-secondary {
  background: var(--color-gold);
  color: var(--color-navy);
}

.btn-secondary:hover {
  background: var(--color-gold-dark);
}

.btn-outline {
  border-color: var(--color-navy);
  color: var(--color-navy);
  background: transparent;
}

.btn-outline:hover {
  background: var(--color-navy);
  color: #fff;
}

.btn-lg {
  padding: 0.85rem 2rem;
  font-size: 1.1rem;
}

.btn-full {
  width: 100%;
  text-align: center;
}

/* ===== Header / Navbar ===== */
.site-header {
  background: var(--color-cream);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0.6rem 1.5rem;
}

.logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-name {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-navy);
}

.logo-sub {
  font-size: 0.7rem;
  color: var(--color-text-light);
}

.nav-links {
  display: flex;
  gap: 1.4rem;
}

.nav-links a {
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--color-text-light);
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--color-navy);
}

.nav-actions {
  display: flex;
  gap: 0.6rem;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-navy);
}

/* ===== Hero ===== */
.hero {
  background: var(--color-cream);
  padding: 3rem 0 0;
  overflow: hidden;
  position: relative;
}

/* Cambridge/London aerial background */
.hero-cambridge-bg {
  background: url('assets/cambridge-view.jpg') center center / cover no-repeat;
  min-height: 600px;
  display: flex;
  align-items: center;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(245, 239, 230, 0.88) 0%,
    rgba(245, 239, 230, 0.75) 50%,
    rgba(27, 42, 74, 0.65) 100%
  );
  z-index: 1;
}

.hero-cambridge-bg .hero-content {
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.hero-text {
  flex: 1;
  padding: 2rem 0;
}

.hero-text h1 {
  font-family: var(--font-heading);
  font-size: 3rem;
  color: var(--color-navy);
  margin-bottom: 1rem;
  line-height: 1.15;
}

.hero-tagline {
  font-size: 1.2rem;
  color: var(--color-text-light);
  font-style: italic;
  margin-bottom: 2rem;
}

.hero-image {
  flex: 0 0 380px;
}

.hero-image img {
  width: 100%;
  height: auto;
  animation: heroFloat 4s ease-in-out infinite;
}

/* Hero animations */
@keyframes heroFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.hero-cambridge-bg .hero-text {
  animation: fadeInUp 1s ease-out;
}

.hero-cambridge-bg .hero-text h1 {
  text-shadow: 2px 2px 4px rgba(255, 255, 255, 0.5);
}

.hero-cambridge-bg .hero-image {
  animation: fadeInRight 1s ease-out 0.3s both;
}

/* ===== Stats Bar ===== */
.stats-bar {
  background: var(--color-navy);
  padding: 2rem 0;
}

.stats-grid {
  display: flex;
  justify-content: center;
  gap: 4rem;
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-gold);
}

.stat-label {
  font-size: 0.9rem;
  color: #cbd5e1;
}

/* ===== Sections ===== */
.section {
  padding: 4rem 0;
}

.section h2 {
  text-align: center;
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}

.section-subtitle {
  text-align: center;
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

/* ===== Cambridge Section ===== */
.cambridge {
  background: var(--color-navy);
  color: #fff;
  padding: 3rem 0;
}

.cambridge h2 {
  color: var(--color-gold);
  text-align: left;
  font-size: 2.2rem;
}

.cambridge p {
  color: #cbd5e1;
  max-width: 600px;
  font-size: 1.05rem;
}

.cambridge-content {
  display: flex;
  gap: 3rem;
  align-items: center;
}

/* ===== Card Grid ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  text-align: center;
  box-shadow: var(--shadow);
  transition: box-shadow 0.2s, transform 0.2s;
}

.card:hover {
  box-shadow: 0 10px 40px rgba(27, 42, 74, 0.15);
  transform: translateY(-8px);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.card h3 {
  margin: 0.5rem 0 0.5rem;
  font-family: var(--font-heading);
  color: var(--color-navy);
}

.card p {
  color: var(--color-text-light);
  margin-bottom: 1.2rem;
  font-size: 0.95rem;
}

.card-badge {
  display: inline-block;
  background: var(--color-gold);
  color: var(--color-navy);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.25rem 0.7rem;
  border-radius: 20px;
}

.badge-green {
  background: #10b981;
  color: #fff;
}

.badge-blue {
  background: var(--color-navy);
  color: #fff;
}

.badge-red {
  background: #ef4444;
  color: #fff;
}

/* ===== Service Cards ===== */
.service-card {
  text-align: left;
  display: flex;
  flex-direction: column;
}

.service-detail {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 1rem;
}

.service-features {
  list-style: disc;
  padding-left: 1.2rem;
  margin-bottom: 1.5rem;
  flex: 1;
}

.service-features li {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 0.3rem;
  list-style: disc;
}

.service-price {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: 1rem;
}

.service-price span {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--color-text-light);
}

/* ===== Approach Steps ===== */
.approach {
  background: var(--color-cream);
}

.approach-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.approach-step {
  text-align: center;
  padding: 1.5rem;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--color-gold);
  color: var(--color-navy);
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 0.8rem;
}

.approach-step h3 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}

.approach-step p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* ===== Services Section ===== */
.services {
  background: var(--color-surface);
}

/* ===== About Section ===== */
.about-layout {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-text h2 {
  text-align: left;
}

.about-text p {
  color: var(--color-text-light);
  margin-bottom: 0.8rem;
}

.about-image img {
  border-radius: 50%;
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
}

/* ===== FAQ Section ===== */
.faq {
  background: var(--color-cream);
}

.faq-list {
  max-width: 800px;
  margin: 2rem auto 0;
}

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

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  cursor: pointer;
  font-weight: 600;
  color: var(--color-navy);
  transition: color 0.2s;
}

.faq-question:hover {
  color: var(--color-gold-dark);
}

.faq-toggle {
  font-size: 1.4rem;
  font-weight: 700;
  flex-shrink: 0;
  width: 1.5rem;
  text-align: center;
  transition: transform 0.2s;
}

.faq-answer {
  display: none;
  padding: 0 0 1rem;
}

.faq-answer p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

.faq-item.open .faq-answer {
  display: block;
}

.faq-item.open .faq-toggle {
  transform: rotate(45deg);
}

/* ===== Contact Section ===== */
.contact {
  padding: 0;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  min-height: 500px;
}

.contact-text {
  background: var(--color-gold);
  padding: 4rem 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-text h2 {
  text-align: left;
  color: #fff;
  font-size: 2rem;
}

.contact-lead {
  font-weight: 600;
  color: #fff;
  margin: 0.5rem 0;
}

.contact-text p {
  color: rgba(255, 255, 255, 0.85);
}

.contact-form-area {
  padding: 3rem;
  background: var(--color-surface);
}

.contact-form {
  max-width: 550px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-light);
  margin-bottom: 0.3rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-gold);
}

/* ===== Footer ===== */
.site-footer {
  background: var(--color-navy);
  color: #cbd5e1;
  padding: 3rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 2rem;
}

.footer-col h4 {
  color: #fff;
  font-family: var(--font-heading);
  margin-bottom: 0.8rem;
}

.footer-col p,
.footer-col a {
  font-size: 0.9rem;
  color: #94a3b8;
}

.footer-col a:hover {
  color: var(--color-gold);
}

.footer-col li + li {
  margin-top: 0.4rem;
}

.social-bar {
  display: flex;
  gap: 0.8rem;
  margin-top: 1rem;
}

.social-bar a {
  color: #94a3b8;
  transition: color 0.2s;
}

.social-bar a:hover {
  color: var(--color-gold);
}

.footer-subscribe {
  margin-top: 1.2rem;
}

.footer-subscribe p {
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.subscribe-form {
  display: flex;
  gap: 0.5rem;
}

.subscribe-form input {
  flex: 1;
  padding: 0.5rem 0.7rem;
  border: 1px solid #334155;
  border-radius: var(--radius);
  background: transparent;
  color: #fff;
  font-size: 0.85rem;
  font-family: var(--font-body);
}

.subscribe-form input::placeholder {
  color: #64748b;
}

.subscribe-form input:focus {
  outline: none;
  border-color: var(--color-gold);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid #334155;
}

.footer-copy {
  font-size: 0.85rem;
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
}

.footer-legal a {
  font-size: 0.85rem;
  color: #94a3b8;
}

.footer-legal a:hover {
  color: var(--color-gold);
}

/* ===== Course Hero ===== */
.course-hero {
  color: #fff;
  text-align: center;
  padding: 4rem 1.5rem 3rem;
}

.course-hero h1 {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  margin: 0.5rem 0;
}

.course-hero p {
  max-width: 600px;
  margin: 0 auto;
  opacity: 0.9;
  font-size: 1.1rem;
}

.course-hero--beginner {
  background: linear-gradient(135deg, #10b981, #059669);
}

.course-hero--intermediate {
  background: linear-gradient(135deg, var(--color-navy), var(--color-navy-light));
}

.course-hero--advanced {
  background: linear-gradient(135deg, #ef4444, #b91c1c);
}

/* ===== Course Units & Lessons ===== */
.course-unit {
  margin-bottom: 3rem;
}

.unit-title {
  text-align: left;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-navy);
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 0.5rem;
  margin-bottom: 1rem;
}

.lesson {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.lesson-header {
  display: flex;
  align-items: center;
  padding: 1rem 1.25rem;
  cursor: pointer;
  gap: 0.8rem;
  transition: background 0.15s;
}

.lesson-header:hover {
  background: var(--color-cream);
}

.lesson-number {
  background: var(--color-navy);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  flex-shrink: 0;
}

.lesson-header h3 {
  flex: 1;
  font-size: 1.05rem;
  font-family: var(--font-body);
}

.lesson-toggle {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-text-light);
  flex-shrink: 0;
  width: 1.5rem;
  text-align: center;
}

.lesson-content {
  display: none;
  padding: 0 1.5rem 1.5rem;
  border-top: 1px solid var(--color-border);
}

.lesson.open .lesson-content {
  display: block;
}

.lesson.open .lesson-toggle {
  transform: rotate(45deg);
}

/* ===== Lesson Theory ===== */
.lesson-theory {
  margin-bottom: 2rem;
}

.lesson-theory h4 {
  margin: 1.5rem 0 0.5rem;
  color: var(--color-text);
  font-size: 1.1rem;
}

.lesson-theory h4:first-child {
  margin-top: 1rem;
}

.lesson-theory p {
  margin-bottom: 0.5rem;
}

/* ===== Lesson Tables ===== */
.lesson-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.75rem 0;
  font-size: 0.95rem;
}

.lesson-table th,
.lesson-table td {
  padding: 0.6rem 0.8rem;
  border: 1px solid var(--color-border);
  text-align: left;
}

.lesson-table th {
  background: var(--color-cream);
  font-weight: 600;
}

.lesson-table tr:hover {
  background: #fafbfc;
}

/* ===== Dialogue Box ===== */
.dialogue-box {
  background: var(--color-cream);
  border-left: 4px solid var(--color-navy);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 0.75rem 0;
}

.dialogue-box p {
  margin-bottom: 0.4rem;
}

/* ===== Phrase List ===== */
.phrase-list {
  list-style: disc;
  padding-left: 1.5rem;
  margin: 0.5rem 0;
}

.phrase-list li {
  margin-bottom: 0.4rem;
  list-style: disc;
}

/* ===== Reading Passage ===== */
.reading-passage {
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: var(--radius);
  padding: 1.5rem;
  margin: 0.75rem 0;
  line-height: 1.8;
}

.reading-passage p + p {
  margin-top: 0.8rem;
}

/* ===== Number Grid ===== */
.number-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.4rem;
  margin: 0.5rem 0;
}

.number-grid span {
  background: var(--color-cream);
  padding: 0.4rem 0.7rem;
  border-radius: 4px;
  font-size: 0.9rem;
}

/* ===== Vocabulary Columns ===== */
.vocab-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin: 0.75rem 0;
}

.vocab-columns h5 {
  color: var(--color-navy);
  margin-bottom: 0.3rem;
}

.vocab-columns p {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* ===== Quiz / Exercises ===== */
.lesson-exercise {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--radius);
  padding: 1.25rem;
}

.lesson-exercise h4 {
  margin: 0 0 1rem;
  color: #166534;
}

.quiz-question {
  margin-bottom: 1rem;
}

.quiz-question p {
  font-weight: 500;
  margin-bottom: 0.4rem;
}

.quiz-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.quiz-options button {
  padding: 0.45rem 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  background: #fff;
  cursor: pointer;
  font-size: 0.9rem;
  font-family: var(--font-body);
  transition: border-color 0.2s, background 0.2s;
}

.quiz-options button:hover {
  border-color: var(--color-navy);
  background: var(--color-cream);
}

.quiz-options button.correct {
  border-color: #16a34a;
  background: #dcfce7;
  color: #166534;
}

.quiz-options button.incorrect {
  border-color: #dc2626;
  background: #fef2f2;
  color: #991b1b;
}

.quiz-options button.disabled {
  pointer-events: none;
  opacity: 0.6;
}

.fill-in-exercise p {
  font-weight: 500;
  margin-bottom: 0.3rem;
  margin-top: 0.8rem;
}

.fill-in-exercise p:first-child {
  margin-top: 0;
}

/* ===== Flashcard (kept for vocab page) ===== */
.flashcard-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 2rem;
}

.flashcard {
  width: 360px;
  height: 220px;
  perspective: 800px;
  cursor: pointer;
  position: relative;
}

.flashcard-front,
.flashcard-back {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  backface-visibility: hidden;
  transition: transform 0.5s;
}

.flashcard-back {
  transform: rotateY(180deg);
}

.flashcard.flipped .flashcard-front {
  transform: rotateY(180deg);
}

.flashcard.flipped .flashcard-back {
  transform: rotateY(0);
}

.flashcard .word {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-navy);
}

.flashcard small {
  color: var(--color-text-light);
  margin-top: 0.5rem;
}

.flashcard .definition {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.flashcard .example {
  font-size: 0.9rem;
  color: var(--color-text-light);
  font-style: italic;
}

.flashcard-controls {
  display: flex;
  gap: 1rem;
  margin-top: 1.2rem;
}

/* ===== Active Nav Link ===== */
.active-link {
  color: var(--color-navy) !important;
  font-weight: 700 !important;
  border-bottom: 2px solid var(--color-gold);
  padding-bottom: 2px;
}

/* ===== Highlighted Nav Link (Cambridge) ===== */
.nav-highlight {
  background: linear-gradient(135deg, #c9a227 0%, #9a7b1c 100%);
  color: white !important;
  padding: 6px 14px !important;
  border-radius: 20px;
  font-weight: 600 !important;
  transition: all 0.3s ease !important;
}

.nav-highlight:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 15px rgba(201, 162, 39, 0.4);
}

/* ===== Page Hero (inner pages) ===== */
.page-hero {
  background: var(--color-navy);
  color: #fff;
  text-align: center;
  padding: 3rem 1.5rem 2.5rem;
}

.page-hero h1 {
  font-family: var(--font-heading);
  font-size: 2.4rem;
}

/* ===== CTA Section ===== */
.cta-section {
  background: var(--color-cream);
}

.cta-box {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.cta-box h2 {
  margin-bottom: 0.8rem;
}

.cta-box p {
  color: var(--color-text-light);
  margin-bottom: 1rem;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

/* ===== About Features ===== */
.about-features {
  background: var(--color-cream);
}

.about-features-text {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 2rem;
  color: var(--color-text-light);
  font-size: 1.05rem;
}

/* ===== 2-column card grid ===== */
.card-grid--2col {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* ===== Level Test ===== */
.level-test-content {
  max-width: 800px;
  margin: 0 auto;
}

.level-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}

.level-card {
  padding: 1.2rem;
  border-radius: var(--radius);
  border-left: 4px solid var(--color-gold);
  background: var(--color-surface);
  box-shadow: var(--shadow);
}

.level-card h3 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  font-size: 1rem;
  margin-bottom: 0.3rem;
}

.level-card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.level-a1 { border-color: #10b981; }
.level-a2 { border-color: #34d399; }
.level-b1 { border-color: var(--color-gold); }
.level-b2 { border-color: #f59e0b; }
.level-c1 { border-color: #ef4444; }
.level-c2 { border-color: #b91c1c; }

.level-test-cta {
  text-align: center;
  margin-top: 2rem;
  padding: 2rem;
  background: var(--color-cream);
  border-radius: var(--radius);
}

.level-test-cta h3 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}

.level-test-cta p {
  color: var(--color-text-light);
  margin-bottom: 1rem;
}

/* ===== Consultation Layout ===== */
.consultation-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: start;
}

.consultation-service-card {
  background: var(--color-cream);
  padding: 2rem;
  border-radius: var(--radius);
  margin-bottom: 2rem;
}

.consultation-service-card h2 {
  text-align: left;
  font-size: 1.5rem;
  margin: 0.5rem 0;
}

.consultation-details h3 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  margin-bottom: 0.8rem;
}

.consultation-details p {
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
}

.expect-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.expect-item {
  padding: 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.expect-item h4 {
  font-size: 0.95rem;
  color: var(--color-navy);
  margin: 0.3rem 0;
}

.expect-item p {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.consultation-form-area {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.consultation-form-area h3 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  margin-bottom: 1.2rem;
}

.consultation-form-area select {
  width: 100%;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: #fff;
}

/* ===== Online Courses ===== */
.course-filters {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 1rem;
}

.filter-btn {
  padding: 0.4rem 1rem;
  border: none;
  background: transparent;
  color: var(--color-text-light);
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.filter-btn:hover,
.filter-btn.active {
  color: var(--color-navy);
  border-bottom-color: var(--color-gold);
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.course-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  transition: box-shadow 0.2s, transform 0.2s;
  position: relative;
  display: flex;
  flex-direction: column;
}

.course-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.course-card-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--color-gold);
  color: var(--color-navy);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
}

.course-card h3 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  padding-right: 3rem;
}

.course-card p {
  color: var(--color-text-light);
  font-size: 0.9rem;
  flex: 1;
  margin-bottom: 1rem;
}

.course-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.course-price {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-navy);
}

.course-price.free {
  color: #16a34a;
}

/* ===== Gift Card ===== */
.gift-card-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.gift-card-visual {
  aspect-ratio: 1.6;
  border-radius: var(--radius);
  overflow: hidden;
}

.gift-card-front {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-navy) 0%, #2c3e6b 50%, var(--color-gold) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #fff;
  padding: 2rem;
  border-radius: var(--radius);
}

.gift-logo {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.gift-type {
  font-size: 0.85rem;
  opacity: 0.8;
  margin-bottom: 1rem;
}

.gift-amount-display {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--color-gold);
}

.gift-card-details h2 {
  text-align: left;
  font-size: 2rem;
}

.gift-card-price {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: 1rem;
}

.gift-options {
  margin-bottom: 1.2rem;
}

.gift-options label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-light);
  margin-bottom: 0.4rem;
}

.amount-buttons {
  display: flex;
  gap: 0.5rem;
}

.amount-btn {
  padding: 0.5rem 1.2rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  background: #fff;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  transition: border-color 0.2s, background 0.2s;
}

.amount-btn:hover {
  border-color: var(--color-navy);
}

.amount-btn.active {
  border-color: var(--color-navy);
  background: var(--color-navy);
  color: #fff;
}

.quantity-control {
  display: inline-flex;
  align-items: center;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
}

.qty-btn {
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 1.2rem;
  color: var(--color-navy);
}

.qty-value {
  width: 40px;
  text-align: center;
  font-weight: 600;
  font-size: 1.1rem;
}

.gift-input {
  width: 100%;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
}

.gift-input:focus {
  outline: none;
  border-color: var(--color-gold);
}

/* ===== Blog ===== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.blog-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: box-shadow 0.2s, transform 0.2s;
}

.blog-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.blog-card-img {
  height: 180px;
  background: var(--color-cream);
  display: flex;
  align-items: center;
  justify-content: center;
}

.blog-img-grammar {
  background: linear-gradient(135deg, #e0e7ff, #c7d2fe);
}

.blog-img-tenses {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
}

.blog-img-comparison {
  background: linear-gradient(135deg, #dcfce7, #bbf7d0);
}

.blog-img-ukrainian {
  background: linear-gradient(135deg, #fce7f3, #fbcfe8);
}

.blog-card-body {
  padding: 1.2rem 1.5rem;
}

.blog-meta {
  display: flex;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.blog-card-body h3 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.blog-card-body p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 0.8rem;
}

.blog-read-more {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-gold-dark);
}

.blog-read-more:hover {
  color: var(--color-navy);
}

.blog-cta {
  text-align: center;
  margin-top: 3rem;
}

/* ===== FAQ standalone page ===== */
.faq-cta {
  text-align: center;
  margin-top: 2rem;
  padding: 1.5rem;
  background: var(--color-cream);
  border-radius: var(--radius);
}

.faq-cta a {
  color: var(--color-gold-dark);
  font-weight: 600;
}

.faq-cta a:hover {
  color: var(--color-navy);
}

/* ===== Business English Course ===== */
.course-hero--business {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-gold-dark) 100%);
}

/* Warm-Up Section */
.lesson-warmup {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
  margin-top: 1rem;
}

.lesson-warmup h4 {
  color: #1e40af;
  margin: 0 0 0.5rem;
}

.warmup-questions {
  padding-left: 1.5rem;
  margin: 0.5rem 0;
}

.warmup-questions li {
  margin-bottom: 0.4rem;
  color: var(--color-text);
}

/* Group Badge */
.group-badge {
  display: inline-block;
  background: #7c3aed;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  margin-left: 0.5rem;
  vertical-align: middle;
}

/* Translation Toggle */
.vocab-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.5rem 0 0.5rem;
}

.btn-toggle-translation {
  padding: 0.35rem 0.8rem;
  border: 2px solid var(--color-gold);
  border-radius: var(--radius);
  background: transparent;
  color: var(--color-gold-dark);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-body);
  transition: background 0.2s, color 0.2s;
}

.btn-toggle-translation:hover,
.btn-toggle-translation.active {
  background: var(--color-gold);
  color: var(--color-navy);
}

.translation-col {
  color: var(--color-text-light);
  font-style: italic;
}

/* Video Section */
.lesson-video {
  margin: 1.5rem 0;
}

.lesson-video h4 {
  margin: 0 0 1rem;
  color: var(--color-text);
  font-size: 1.1rem;
}

.video-container {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius);
  margin: 1rem 0;
  background: var(--color-cream);
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.video-pre-tasks,
.video-post-tasks {
  background: var(--color-cream);
  border-left: 4px solid var(--color-gold);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 0.75rem 0;
}

.video-pre-tasks h5,
.video-post-tasks h5 {
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}

/* Matching Exercise */
.matching-exercise {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1rem 0;
}

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

.match-item {
  padding: 0.6rem 1rem;
  background: #fff;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.9rem;
  transition: border-color 0.2s, background 0.2s;
}

.match-item:hover {
  border-color: var(--color-navy);
  background: var(--color-cream);
}

.match-item.selected {
  border-color: var(--color-gold);
  background: #fffbeb;
}

.match-item.matched {
  border-color: #16a34a;
  background: #dcfce7;
  pointer-events: none;
  opacity: 0.7;
}

.match-item.incorrect {
  border-color: #dc2626;
  background: #fef2f2;
}

/* Sentence Ordering */
.sentence-order {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin: 1rem 0;
}

.order-item {
  padding: 0.8rem 1rem;
  background: #fff;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  cursor: grab;
  font-size: 0.9rem;
  transition: border-color 0.2s, box-shadow 0.2s;
  user-select: none;
  position: relative;
  padding-left: 2.5rem;
}

.order-item::before {
  content: '⠿';
  position: absolute;
  left: 0.8rem;
  color: var(--color-text-light);
  font-size: 1.1rem;
}

.order-item:active {
  cursor: grabbing;
}

.order-item.dragging {
  opacity: 0.5;
  border-color: var(--color-gold);
  box-shadow: var(--shadow-md);
}

.order-item.drag-over {
  border-color: var(--color-navy);
  background: var(--color-cream);
}

.order-item.selected {
  border-color: var(--color-gold);
  background: #fffbeb;
}

.order-item.correct-order {
  border-color: #16a34a;
  background: #dcfce7;
}

.order-item.incorrect-order {
  border-color: #dc2626;
  background: #fef2f2;
}

/* Role-Play Cards */
.roleplay-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1rem 0;
}

.roleplay-card {
  background: #fff;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  border-top: 4px solid var(--color-gold);
}

.roleplay-card h5 {
  color: var(--color-navy);
  font-family: var(--font-heading);
  margin-bottom: 0.5rem;
}

/* Group Activity Section */
.lesson-group-activity {
  background: #faf5ff;
  border: 1px solid #e9d5ff;
  border-radius: var(--radius);
  padding: 1.25rem;
  margin: 1.5rem 0;
}

.lesson-group-activity h4 {
  color: #7c3aed;
  margin: 0;
  display: inline;
}

.activity-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.btn-timer {
  padding: 0.3rem 0.7rem;
  border: 2px solid #7c3aed;
  border-radius: var(--radius);
  background: transparent;
  color: #7c3aed;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-body);
  margin-left: auto;
}

.btn-timer:hover {
  background: #7c3aed;
  color: #fff;
}

.timer-display {
  text-align: center;
  margin: 0.5rem 0;
}

.timer-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: #7c3aed;
  font-weight: 800;
}

.timer-value.warning {
  color: #ef4444;
  animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Email Template */
.email-template {
  margin-top: 1rem;
}

.email-template h5 {
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}

/* Takeaway Card */
.lesson-takeaway {
  margin-top: 1.5rem;
}

.lesson-takeaway h4 {
  margin: 0 0 0.75rem;
  color: var(--color-text);
  font-size: 1.1rem;
}

.takeaway-card {
  background: linear-gradient(135deg, var(--color-cream) 0%, #fffbeb 100%);
  border: 2px solid var(--color-gold);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.takeaway-section {
  margin-bottom: 1rem;
}

.takeaway-section:last-child {
  margin-bottom: 0;
}

.takeaway-section h5 {
  color: var(--color-navy);
  margin-bottom: 0.5rem;
  font-family: var(--font-heading);
}

/* Vocab table IPA column */
.vocab-table td:nth-child(2) {
  font-family: 'Segoe UI', 'Lucida Sans Unicode', sans-serif;
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* ===== Scroll Animations ===== */
.animate-ready {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-in {
  opacity: 1;
  transform: translateY(0);
}

/* Section reveal animations */
.section-hidden {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Stats counter animation glow */
.stats-bar .stat-number {
  transition: text-shadow 0.3s ease;
}

.stats-bar:hover .stat-number {
  text-shadow: 0 0 20px rgba(212, 168, 67, 0.6);
}

/* Button hover glow effect */
.btn-gold {
  transition: all 0.3s ease;
}

/* Card hover improvements */
.card {
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Nav link smooth transitions */
.nav-links a {
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-gold);
  transition: width 0.3s ease;
}

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

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .nav-links,
  .nav-actions {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-cream);
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
    gap: 1rem;
  }

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

  .hero-text h1 {
    font-size: 2rem;
  }

  .hero-image {
    flex: 0 0 auto;
    max-width: 280px;
    margin: 0 auto;
  }

  .hero-cambridge-bg {
    min-height: 500px;
    background-position: center top;
  }

  .hero-overlay {
    background: linear-gradient(
      180deg,
      rgba(245, 239, 230, 0.92) 0%,
      rgba(245, 239, 230, 0.85) 60%,
      rgba(27, 42, 74, 0.7) 100%
    );
  }

  .stats-grid {
    gap: 2rem;
  }

  .stat-number {
    font-size: 1.6rem;
  }

  .cambridge-content {
    flex-direction: column;
  }

  .about-layout {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-text h2 {
    text-align: center;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }

  .contact-text {
    padding: 2.5rem 1.5rem;
    text-align: center;
  }

  .contact-text h2 {
    text-align: center;
  }

  .contact-form-area {
    padding: 2rem 1.5rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .social-bar {
    justify-content: center;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }

  .course-hero h1 {
    font-size: 1.7rem;
  }

  .lesson-table {
    font-size: 0.85rem;
  }

  .lesson-table th,
  .lesson-table td {
    padding: 0.4rem 0.5rem;
  }

  .number-grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  }

  .flashcard {
    width: 280px;
    height: 200px;
  }

  .consultation-layout {
    grid-template-columns: 1fr;
  }

  .expect-grid {
    grid-template-columns: 1fr;
  }

  .gift-card-layout {
    grid-template-columns: 1fr;
  }

  .nav-links {
    gap: 0.8rem;
  }

  .page-hero h1 {
    font-size: 1.7rem;
  }

  .matching-exercise {
    grid-template-columns: 1fr;
  }

  .roleplay-cards {
    grid-template-columns: 1fr;
  }

  .vocab-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .activity-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .order-item {
    font-size: 0.85rem;
    padding: 0.7rem 0.8rem 0.7rem 2.2rem;
  }

  .vocab-table {
    font-size: 0.8rem;
  }

  .vocab-table td:nth-child(2) {
    display: none;
  }

  .timer-value {
    font-size: 1.5rem;
  }

  .video-container {
    border-radius: 0;
    margin-left: -1.5rem;
    margin-right: -1.5rem;
  }
}