/* ==========================================================================
   CSS RESET & VARIABLES
   ========================================================================== */
:root {
  /* Color Palette (HSL tailormade) */
  --bg-main: hsl(222, 47%, 7%);       /* Ultra deep navy charcoal */
  --bg-sec: hsl(222, 40%, 11%);       /* Dark navy secondary panels */
  --bg-card: hsla(222, 35%, 15%, 0.7); /* Translucent glass-card fill */
  --bg-glow: hsla(250, 80%, 60%, 0.15); /* Soft background radial glows */
  
  --text-primary: hsl(210, 40%, 98%);  /* Off white */
  --text-secondary: hsl(215, 20%, 75%);/* Soft slate grey */
  --text-muted: hsl(215, 15%, 55%);    /* Muted label grey */
  
  --accent-blue: hsl(217, 91%, 56%);   /* Electric blue */
  --accent-purple: hsl(263, 84%, 60%); /* High-tech violet */
  --accent-cta: hsl(12, 100%, 55%);    /* High-contrast coral orange for CTA */
  --accent-cta-hover: hsl(12, 100%, 48%);
  --success-green: hsl(142, 71%, 45%); /* Clean emerald */
  --warning-yellow: hsl(45, 93%, 47%); /* Vibrant yellow warning color */

  --border-color: hsla(217, 30%, 30%, 0.35);
  --border-glow: hsla(217, 70%, 50%, 0.3);
  
  /* Fonts */
  --font-family-headings: 'Outfit', sans-serif;
  --font-family-body: 'Inter', sans-serif;

  /* Layout Constants */
  --max-width: 1200px;
  --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-snappy: 0.15s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px; /* Offset for header */
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-family-body);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-headings);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
}

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  background: none;
}

button {
  cursor: pointer;
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-blue);
}

/* ==========================================================================
   REUSABLE UTILITIES & LAYOUT
   ========================================================================== */
.container {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1rem;
}

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

.text-gradient {
  background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

.section-header {
  margin-bottom: 3.5rem;
}

.section-header h2 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-top: 0.5rem;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-desc {
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto;
  font-size: 1.1rem;
}

.tagline {
  color: var(--accent-blue);
  font-family: var(--font-family-headings);
  text-transform: uppercase;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  display: block;
}

/* Buttons */
.btn-primary {
  background: linear-gradient(135deg, var(--accent-cta) 0%, hsl(20, 100%, 55%) 100%);
  color: #fff;
  font-weight: 700;
  padding: 0.875rem 2rem;
  border-radius: 50px;
  box-shadow: 0 10px 20px rgba(255, 78, 41, 0.25);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 25px rgba(255, 78, 41, 0.4);
  background: linear-gradient(135deg, hsl(12, 100%, 50%) 0%, hsl(20, 100%, 50%) 100%);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: hsla(220, 30%, 20%, 0.4);
  color: var(--text-primary);
  font-weight: 600;
  padding: 0.875rem 2rem;
  border-radius: 50px;
  border: 1px solid var(--border-color);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  background: hsla(220, 30%, 25%, 0.6);
  border-color: var(--border-glow);
  transform: translateY(-2px);
}

.btn-large {
  font-size: 1.05rem;
  padding: 1.1rem 2.5rem;
}

.btn-full-width {
  width: 100%;
  justify-content: center;
  padding: 1.1rem;
}

/* SVGs Icons Styling */
.icon-phone, .icon-arrow, .icon-download, .icon-check {
  width: 1.25rem;
  height: 1.25rem;
  fill: currentColor;
}

.icon-whatsapp {
  width: 2.2rem;
  height: 2.2rem;
  fill: #fff;
}

/* ==========================================================================
   NOTICE BAR & HEADER
   ========================================================================== */
.notice-bar {
  background: linear-gradient(90deg, var(--accent-purple) 0%, var(--accent-blue) 100%);
  color: #fff;
  padding: 0.6rem 0;
  font-size: 0.9rem;
  text-align: center;
  position: relative;
  z-index: 101;
}

.notice-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
}

.pulse-icon {
  width: 8px;
  height: 8px;
  background-color: var(--accent-cta);
  border-radius: 50%;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(255, 78, 41, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(255, 78, 41, 0); }
  100% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(255, 78, 41, 0); }
}

.timer-countdown {
  background: rgba(0, 0, 0, 0.35);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  font-family: monospace;
  font-weight: 700;
  margin-left: 0.25rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  letter-spacing: 1px;
}

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: hsla(222, 47%, 7%, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  transition: padding var(--transition-smooth);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
}

.logo {
  font-family: var(--font-family-headings);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.logo-accent {
  color: var(--accent-blue);
}

.nav-menu {
  display: flex;
  gap: 2rem;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.nav-link:hover {
  color: var(--accent-blue);
}

.header-ctas {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.phone-link {
  font-size: 0.95rem;
  padding: 0.6rem 1.2rem;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 26px;
  height: 18px;
}

.menu-toggle .bar {
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  transition: var(--transition-smooth);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
  padding: 6rem 0 5rem 0;
  position: relative;
  overflow: hidden;
}

.hero-bg-glow {
  position: absolute;
  top: -20%;
  left: 20%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, var(--bg-glow) 0%, transparent 60%);
  z-index: 0;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.social-proof-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: hsla(220, 40%, 20%, 0.3);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  border: 1px solid var(--border-color);
  margin-bottom: 1.5rem;
  font-size: 0.85rem;
}

.stars {
  color: #ffb800;
  letter-spacing: 2px;
  font-weight: bold;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  color: var(--text-secondary);
  font-size: 1.15rem;
  line-height: 1.65;
  margin-bottom: 2.5rem;
  max-width: 620px;
}

.hero-cta-group {
  display: flex;
  gap: 1rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}

.trust-badge-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
  padding-top: 1.5rem;
}

.badge-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.badge-item svg {
  color: var(--success-green);
  flex-shrink: 0;
}

/* Hero Right Image */
.hero-image-wrapper {
  position: relative;
}

.image-border-gradient {
  background: linear-gradient(135deg, var(--border-color) 0%, var(--accent-blue) 40%, var(--accent-purple) 100%);
  padding: 6px;
  border-radius: 20px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
  overflow: hidden;
}

.hero-main-img {
  width: 100%;
  height: auto;
  border-radius: 14px;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.hero-image-wrapper:hover .hero-main-img {
  transform: scale(1.02);
}

.floating-stats-card {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: hsla(222, 40%, 15%, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-glow);
  padding: 1rem 1.5rem;
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.35);
  animation: floatCard 4s ease-in-out infinite;
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.avatar-group {
  display: flex;
}

.avatar {
  width: 32px;
  height: 32px;
  background-color: var(--border-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--bg-sec);
  margin-left: -8px;
  font-size: 0.9rem;
}

.avatar:first-child {
  margin-left: 0;
}

.stats-text {
  display: flex;
  flex-direction: column;
}

.stats-text strong {
  font-size: 1.3rem;
  color: var(--text-primary);
  font-family: var(--font-family-headings);
  line-height: 1;
}

.stats-text span {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   ALUMNI MARQUEE
   ========================================================================== */
.brand-scroll-section {
  padding: 3rem 0;
  background-color: var(--bg-sec);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.brand-title {
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.logo-marquee-wrapper {
  overflow: hidden;
  position: relative;
  width: 100%;
}

.logo-marquee-wrapper::before, .logo-marquee-wrapper::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 15%;
  z-index: 2;
  pointer-events: none;
}

.logo-marquee-wrapper::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg-sec) 0%, transparent 100%);
}

.logo-marquee-wrapper::after {
  right: 0;
  background: linear-gradient(270deg, var(--bg-sec) 0%, transparent 100%);
}

.logo-marquee {
  display: flex;
  width: max-content;
  animation: marquee 25s linear infinite;
}

.marquee-content {
  display: flex;
  justify-content: space-around;
  gap: 4rem;
  padding-right: 4rem;
}

.company-logo {
  font-family: var(--font-family-headings);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-muted);
  opacity: 0.65;
  letter-spacing: -0.02em;
  transition: opacity 0.2s ease, color 0.2s ease;
}

.company-logo:hover {
  opacity: 1;
  color: var(--accent-blue);
}

@keyframes marquee {
  0% { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(-50%, 0, 0); }
}

/* ==========================================================================
   PROBLEM SECTION
   ========================================================================== */
.problem {
  padding: 7rem 0;
  background-color: var(--bg-main);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 4rem;
}

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 2.2rem 2rem;
  border-radius: 16px;
  position: relative;
  transition: transform var(--transition-smooth), border-color var(--transition-smooth);
}

.problem-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-glow);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.card-num {
  font-family: var(--font-family-headings);
  font-size: 2.5rem;
  font-weight: 800;
  opacity: 0.1;
  position: absolute;
  top: 1rem;
  right: 1.5rem;
}

.problem-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.problem-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Warning block: Cost of wrong institute */
.problem-cost-box {
  background: linear-gradient(135deg, hsla(360, 50%, 15%, 0.4) 0%, hsla(20, 50%, 12%, 0.4) 100%);
  border: 1px solid hsla(12, 100%, 55%, 0.25);
  border-radius: 20px;
  padding: 2.5rem 3rem;
  margin-top: 4rem;
}

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

.warning-badge {
  background-color: hsla(12, 100%, 55%, 0.15);
  color: var(--accent-cta);
  border: 1px solid hsla(12, 100%, 55%, 0.3);
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  font-size: 0.8rem;
  letter-spacing: 1px;
}

.problem-cost-box h3 {
  font-size: 1.5rem;
}

.problem-cost-box > p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.cost-items-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.cost-item {
  display: flex;
  gap: 1rem;
}

.cost-bullet {
  color: var(--accent-cta);
  font-size: 1.3rem;
  font-weight: bold;
  line-height: 1;
}

.cost-item h4 {
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.cost-item p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ==========================================================================
   SOLUTION SECTION & INTERACTIVE CURRICULUM
   ========================================================================== */
.solution {
  padding: 7rem 0;
  background-color: var(--bg-sec);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.curriculum-preview {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2.5rem;
  margin-bottom: 4rem;
}

.curriculum-preview h3 {
  margin-bottom: 1.5rem;
  font-size: 1.3rem;
  text-align: center;
}

.skills-tag-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.85rem;
}

.skill-tag {
  background: hsla(217, 91%, 56%, 0.1);
  color: var(--text-primary);
  border: 1px solid rgba(37, 99, 235, 0.2);
  padding: 0.4rem 1.1rem;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

.skill-tag:hover {
  background: var(--accent-blue);
  color: #fff;
  border-color: var(--accent-blue);
  transform: scale(1.05);
}

.how-we-teach-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.how-teach-img-panel {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 3rem 2.5rem;
  position: sticky;
  top: 120px;
}

.how-teach-img-panel h3 {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.highlight-text {
  color: var(--accent-blue);
  font-weight: 600;
  margin-bottom: 2rem;
  font-size: 1.1rem;
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.check-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 0.95rem;
}

.check-mark {
  color: var(--success-green);
  font-size: 1.1rem;
  font-weight: bold;
}

/* Interactive syllabus panel */
.interactive-modules-panel {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 3rem 2.5rem;
}

.interactive-modules-panel h3 {
  font-size: 1.6rem;
  margin-bottom: 0.5rem;
}

.interactive-modules-panel > p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 2rem;
}

.tabs-header {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  background-color: var(--bg-sec);
  padding: 4px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  margin-bottom: 2rem;
}

.tab-btn {
  padding: 0.75rem 0.5rem;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: 8px;
  color: var(--text-secondary);
  transition: all var(--transition-snappy);
  text-align: center;
}

.tab-btn.active {
  background-color: var(--accent-blue);
  color: #fff;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
}

.tab-content {
  display: none;
  animation: fadeIn 0.4s ease;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.module-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.module-list li {
  padding-bottom: 1.1rem;
  border-bottom: 1px solid hsla(217, 30%, 30%, 0.15);
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.module-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.module-list li strong {
  color: var(--text-primary);
  display: block;
  margin-bottom: 0.25rem;
  font-family: var(--font-family-headings);
  font-size: 1.05rem;
}

/* ==========================================================================
   BENEFITS SECTION
   ========================================================================== */
.benefits {
  padding: 7rem 0;
  background-color: var(--bg-main);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.2rem;
}

.benefit-card {
  background: linear-gradient(180deg, var(--bg-card) 0%, hsla(222, 35%, 10%, 0.5) 100%);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2.5rem 2rem;
  transition: transform var(--transition-smooth), border-color var(--transition-smooth);
}

.benefit-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-blue);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.benefit-icon {
  font-size: 2.2rem;
  margin-bottom: 1.25rem;
  line-height: 1;
}

.benefit-card h3 {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
}

.benefit-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ==========================================================================
   FEATURES / HIGHLIGHTS SECTION
   ========================================================================== */
.features {
  padding: 7rem 0;
  background-color: var(--bg-sec);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.feature-item {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem;
  transition: all var(--transition-smooth);
}

.feature-item:hover {
  border-color: var(--border-glow);
  transform: scale(1.02);
}

.feature-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.feature-dot {
  width: 6px;
  height: 6px;
  background-color: var(--accent-blue);
  border-radius: 50%;
}

.feature-item h3 {
  font-size: 1.15rem;
  font-family: var(--font-family-headings);
}

.feature-item p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding-left: 1.25rem;
}

/* ==========================================================================
   WHY CHOOSE US & PLACEMENT STATS
   ========================================================================== */
.why-choose-us {
  padding: 7rem 0;
  background-color: var(--bg-main);
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.why-desc {
  color: var(--text-secondary);
  margin-top: 1rem;
  margin-bottom: 3.5rem;
  font-size: 1.1rem;
}

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

.stat-card {
  background: var(--bg-sec);
  border: 1px solid var(--border-color);
  padding: 2rem 1.5rem;
  border-radius: 16px;
  text-align: center;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.stat-num {
  font-family: var(--font-family-headings);
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.stat-plus, .stat-percent {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent-blue);
  vertical-align: top;
  margin-left: 2px;
}

.stat-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 0.5rem;
}

.why-right-cards {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.prefer-card {
  display: flex;
  gap: 1.5rem;
  background: var(--bg-sec);
  border: 1px solid var(--border-color);
  padding: 1.75rem 2rem;
  border-radius: 16px;
  align-items: flex-start;
  transition: transform var(--transition-smooth);
}

.prefer-card:hover {
  transform: translateX(6px);
  border-color: var(--border-glow);
}

.prefer-num {
  background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
  color: #fff;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-family: var(--font-family-headings);
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.25);
}

.prefer-card h4 {
  font-size: 1.15rem;
  margin-bottom: 0.35rem;
}

.prefer-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.5;
}

/* ==========================================================================
   HOW IT WORKS (TIMELINE)
   ========================================================================== */
.how-it-works {
  padding: 7rem 0;
  background-color: var(--bg-sec);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.steps-flow {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 4rem;
  gap: 1rem;
}

.step-card {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2.5rem 2rem;
  text-align: center;
  width: 22%;
  position: relative;
  transition: border-color var(--transition-snappy);
}

.step-card:hover {
  border-color: var(--accent-blue);
}

.step-badge {
  background-color: var(--accent-blue);
  color: #fff;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin: 0 auto 1.5rem auto;
  font-size: 1.1rem;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
}

.step-card h4 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.step-card p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.5;
}

.step-arrow {
  color: var(--border-color);
  font-size: 2rem;
  user-select: none;
}

/* ==========================================================================
   TESTIMONIALS SLIDER
   ========================================================================== */
.testimonials {
  padding: 7rem 0;
  background-color: var(--bg-main);
}

.testimonial-slider-container {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  margin-top: 4rem;
  width: 100%;
}

.testimonial-track-wrapper {
  overflow: hidden;
  width: 800px;
  max-width: calc(100% - 100px);
}

.testimonial-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.testimonial-slide {
  flex: 0 0 100%;
  width: 100%;
  background: var(--bg-sec);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 3.5rem;
  box-sizing: border-box;
}

.stars-rating {
  color: #ffb800;
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

.testimonial-text {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  font-style: italic;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 2.5rem;
  letter-spacing: -0.01em;
}

.student-info {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.student-avatar {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.3rem;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
}

.student-name {
  font-size: 1.15rem;
  margin-bottom: 0.15rem;
}

.student-meta {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.slider-arrow {
  background: var(--bg-sec);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  transition: all var(--transition-snappy);
}

.slider-arrow:hover {
  background: var(--accent-blue);
  color: #fff;
  border-color: var(--accent-blue);
}

.prev-arrow {
  left: 0;
}

.next-arrow {
  right: 0;
}

.slider-dots {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 2rem;
}

.dot {
  width: 10px;
  height: 10px;
  background-color: var(--border-color);
  border-radius: 50%;
  cursor: pointer;
  transition: all var(--transition-snappy);
}

.dot.active {
  background-color: var(--accent-blue);
  width: 25px;
  border-radius: 10px;
}

/* ==========================================================================
   FAQS ACCORDION
   ========================================================================== */
.faqs {
  padding: 7rem 0;
  background-color: var(--bg-sec);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.faq-container-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 4rem;
}

.faq-card {
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color var(--transition-snappy);
}

.faq-card:hover {
  border-color: var(--border-glow);
}

.faq-trigger {
  width: 100%;
  padding: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--text-primary);
  transition: color var(--transition-snappy);
}

.faq-trigger:hover {
  color: var(--accent-blue);
}

.faq-icon {
  font-size: 1.25rem;
  color: var(--text-muted);
  line-height: 1;
  transition: transform var(--transition-smooth);
}

.faq-card.active {
  border-color: var(--accent-blue);
}

.faq-card.active .faq-icon {
  transform: rotate(45deg);
  color: var(--accent-blue);
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-smooth), padding var(--transition-smooth);
  padding: 0 1.5rem;
}

.faq-content p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  padding-bottom: 1.5rem;
}

/* ==========================================================================
   FINAL CTA SECTION & LEAD FORM
   ========================================================================== */
.final-cta {
  padding: 7rem 0;
  background-color: var(--bg-main);
  position: relative;
}

.final-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 5rem;
  align-items: center;
}

.badge-accent {
  background-color: hsla(217, 91%, 56%, 0.15);
  color: var(--accent-blue);
  border: 1px solid rgba(37, 99, 235, 0.3);
  font-weight: 700;
  padding: 0.35rem 1rem;
  border-radius: 50px;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  display: inline-block;
  margin-bottom: 1.25rem;
}

.final-text-content h2 {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.final-text-content p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 2.5rem;
  max-width: 600px;
}

.guarantees-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.guarantee-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.check-badge {
  background-color: hsla(142, 71%, 45%, 0.15);
  color: var(--success-green);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 0.85rem;
}

/* Lead Form Card Styling */
.form-wrapper-box {
  background: var(--bg-sec);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 3rem 2.5rem;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.35);
  border-top: 3px solid var(--accent-blue);
}

.form-wrapper-box h3 {
  font-size: 1.6rem;
  margin-bottom: 0.35rem;
}

.form-wrapper-box p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.lead-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  position: relative;
}

.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-group input, .form-group select {
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  padding: 0.85rem 1.1rem;
  border-radius: 10px;
  color: #fff;
  width: 100%;
  font-size: 0.95rem;
  transition: all var(--transition-snappy);
}

.form-group input::placeholder {
  color: var(--text-muted);
}

.form-group input:focus, .form-group select:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

/* Select drop down customization */
.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%2394a3b8'%3E%3Cpath d='M7 10l5 5 5-5H7z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1.5rem;
  padding-right: 2.5rem;
}

/* Error States */
.form-group.error input {
  border-color: var(--accent-cta);
}

.error-msg {
  font-size: 0.78rem;
  color: var(--accent-cta);
  display: none;
  margin-top: 0.25rem;
}

.form-group.error .error-msg {
  display: block;
}

.form-disclaimer {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.5rem;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  background-color: hsl(222, 50%, 5%);
  border-top: 1px solid var(--border-color);
  padding: 5rem 0 2.5rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-top: 1.25rem;
  max-width: 320px;
}

.footer-links h4, .footer-contact h4 {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.footer-links a:hover {
  color: var(--accent-blue);
  padding-left: 4px;
}

.footer-contact p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-bottom: 0.85rem;
}

.footer-contact a:hover {
  color: var(--accent-blue);
}

.footer-bottom {
  border-top: 1px solid hsla(217, 30%, 30%, 0.15);
  padding-top: 2rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-bottom a {
  color: var(--text-secondary);
}

.footer-bottom a:hover {
  color: var(--accent-blue);
}

/* ==========================================================================
   FLOATING ELEMENTS (WHATSAPP & STICKY MOBILE CTA)
   ========================================================================== */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background-color: #25d366;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.35);
  z-index: 99;
  transition: transform 0.2s ease;
}

.whatsapp-float:hover {
  transform: scale(1.1);
}

.mobile-sticky-cta {
  display: none; /* Desktop hidden */
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: hsla(222, 47%, 7%, 0.95);
  backdrop-filter: blur(15px);
  border-top: 1px solid var(--border-color);
  padding: 0.75rem 1rem;
  z-index: 98;
  gap: 0.75rem;
  justify-content: space-between;
}

.sticky-cta-btn {
  flex: 1;
  padding: 0.85rem;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-call {
  background-color: hsla(220, 30%, 20%, 0.6);
  border: 1px solid var(--border-color);
  color: #fff;
}

.btn-book {
  background: linear-gradient(135deg, var(--accent-cta) 0%, hsl(20, 100%, 55%) 100%);
  color: #fff;
  border: none;
}

.icon-white {
  width: 1.1rem;
  height: 1.1rem;
  fill: #fff;
}

/* ==========================================================================
   MODAL POPUPS & ANIMATIONS
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(4, 7, 13, 0.85);
  backdrop-filter: blur(8px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: var(--bg-sec);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  width: 480px;
  max-width: 90%;
  padding: 3rem 2.5rem;
  position: relative;
  transform: translateY(30px);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
}

.modal-overlay.active .modal-box {
  transform: translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  font-size: 2rem;
  color: var(--text-muted);
  transition: color var(--transition-snappy);
  line-height: 1;
}

.modal-close-btn:hover {
  color: #fff;
}

.modal-body-content h3 {
  font-size: 1.6rem;
  margin-bottom: 0.35rem;
}

.modal-body-content p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

/* Success Checkmark Anim */
.success-box {
  width: 400px;
}

.success-icon-circle {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background-color: hsla(142, 71%, 45%, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
}

.success-checkmark {
  width: 48px;
  height: 48px;
  display: block;
}

.success-checkmark-circle {
  stroke-width: 2;
  stroke: var(--success-green);
  stroke-miterlimit: 10;
  fill: none;
}

.success-checkmark-check {
  transform-origin: 50% 50%;
  stroke-dasharray: 48;
  stroke-dashoffset: 48;
  stroke-width: 3;
  stroke: var(--success-green);
  stroke-linecap: round;
  fill: none;
  animation: strokeCheck 0.4s cubic-bezier(0.65, 0, 0.45, 1) 0.3s forwards;
}

@keyframes strokeCheck {
  100% { stroke-dashoffset: 0; }
}

.success-actions {
  margin-top: 2rem;
}

.success-actions button {
  width: 100%;
}

/* ==========================================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    gap: 2.5rem;
  }
  .how-we-teach-grid {
    gap: 2.5rem;
  }
  .why-grid {
    gap: 3rem;
  }
  .footer-grid {
    gap: 2.5rem;
  }
}

@media (max-width: 900px) {
  /* Layout adjustments */
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3.5rem;
    text-align: center;
  }
  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-cta-group {
    justify-content: center;
  }
  .trust-badge-grid {
    text-align: left;
    width: 100%;
  }
  .hero-image-wrapper {
    max-width: 500px;
    width: 100%;
    margin: 0 auto;
  }
  .floating-stats-card {
    left: 20px;
  }

  .problem-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .cost-items-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .how-we-teach-grid {
    grid-template-columns: 1fr;
  }
  .how-teach-img-panel {
    position: static;
  }

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

  .why-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
  .why-left-content {
    text-align: center;
  }
  .stats-grid {
    max-width: 500px;
    margin: 0 auto;
  }

  .steps-flow {
    flex-direction: column;
    gap: 1.5rem;
  }
  .step-card {
    width: 100%;
    max-width: 400px;
  }
  .step-arrow {
    transform: rotate(90deg);
  }

  .faq-container-grid {
    grid-template-columns: 1fr;
  }

  .final-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
    text-align: center;
  }
  .final-text-content {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .guarantees-grid {
    text-align: left;
    max-width: 500px;
    margin: 0 auto;
  }
  .form-wrapper-box {
    text-align: left;
    max-content: 500px;
    width: 100%;
    margin: 0 auto;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }
  .footer-brand p {
    margin-left: auto;
    margin-right: auto;
  }
}

@media (max-width: 768px) {
  /* Navigation mobile menu */
  .menu-toggle {
    display: flex;
    z-index: 105;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--bg-sec);
    flex-direction: column;
    padding: 100px 2.5rem 2.5rem 2.5rem;
    box-shadow: -15px 0 30px rgba(0, 0, 0, 0.4);
    transition: right var(--transition-smooth);
    z-index: 104;
    border-left: 1px solid var(--border-color);
  }

  .nav-menu.active {
    right: 0;
  }

  /* Menu Toggle animation */
  .menu-toggle.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .menu-toggle.active .bar:nth-child(2) {
    opacity: 0;
  }
  .menu-toggle.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .header-ctas {
    display: none; /* Hide header buttons on mobile to prevent clutter */
  }

  /* Show sticky bottom bar on mobile */
  .mobile-sticky-cta {
    display: flex;
  }

  .whatsapp-float {
    bottom: 90px; /* Offset to stay above mobile sticky CTA bar */
  }

  body {
    padding-bottom: 70px; /* Offset for sticky bottom CTA */
  }
}

@media (max-width: 580px) {
  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }
  .hero-cta-group button {
    width: 100%;
    justify-content: center;
  }

  .trust-badge-grid {
    grid-template-columns: 1fr 1fr;
  }

  .problem-grid {
    grid-template-columns: 1fr;
  }
  .benefits-grid {
    grid-template-columns: 1fr;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }

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

  .testimonial-slide {
    padding: 2.5rem 1.5rem;
  }
  
  .testimonial-track-wrapper {
    max-width: calc(100% - 70px);
  }
  .slider-arrow {
    width: 40px;
    height: 40px;
  }
  
  .guarantees-grid {
    grid-template-columns: 1fr;
  }
}