@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700;900&display=swap');

:root {
  --primary: #011954;
  --secondary: #F5AE08;
  --bg-light: #F2F2F2;
  --white: #FFFFFF;
  --text-dark: #15171c;
  --text-light: #5b6270;
  --nav-height: 80px;
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Roboto', sans-serif;
  background-color: var(--bg-light);
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

/* Typography */
h1, h2, h3, h4 {
  color: var(--primary);
  font-weight: 700;
  line-height: 1.2;
}

h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

p {
  margin-bottom: 1rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 500;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
  text-align: center;
  border: 2px solid transparent;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

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

.btn-primary {
  background-color: var(--secondary);
  color: var(--primary);
  border-color: var(--secondary);
}

.btn-primary:hover {
  background-color: #df9d06;
  border-color: #df9d06;
}

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

.btn-outline:hover {
  background-color: var(--white);
  color: var(--primary);
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 5%;
  z-index: 1000;
  transition: background-color var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
  background-color: var(--primary);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar.scrolled .nav-links a {
  color: var(--white);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-weight: 900;
  font-size: 1.5rem;
  z-index: 1001;
}

.nav-brand img {
  height: 40px;
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  color: var(--white);
  font-weight: 500;
  position: relative;
  transition: color var(--transition);
}

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

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

.hamburger {
  display: none;
  cursor: pointer;
  z-index: 1001;
}

.hamburger .bar {
  display: block;
  width: 25px;
  height: 3px;
  margin: 5px auto;
  transition: all 0.3s ease-in-out;
  background-color: var(--white);
}

/* Mobile Nav */
@media (max-width: 768px) {
  .hamburger {
    display: block;
  }

  .hamburger.active .bar:nth-child(2) {
    opacity: 0;
  }
  .hamburger.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .hamburger.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .nav-links {
    position: fixed;
    left: -100%;
    top: 0;
    gap: 0;
    flex-direction: column;
    background-color: var(--primary);
    width: 100%;
    height: 100vh;
    text-align: center;
    transition: 0.3s;
    justify-content: center;
  }

  .nav-links.active {
    left: 0;
  }

  .nav-links li {
    margin: 1.5rem 0;
  }

  .nav-links a {
    font-size: 1.5rem;
  }
  
  .navbar:not(.scrolled) .hamburger .bar {
    background-color: var(--white);
  }
  .navbar.scrolled .hamburger .bar {
    background-color: var(--white);
  }
}

/* Hero Section */
.hero {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  overflow: hidden;
}

.hero-video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translateX(-50%) translateY(-50%);
  z-index: -2;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(1, 25, 84, 0.7), rgba(1, 25, 84, 0.9));
  z-index: -1;
}

.hero-content {
  max-width: 800px;
  padding: 0 20px;
  z-index: 1;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 1rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s forwards;
}

.hero p {
  font-size: clamp(1rem, 2vw, 1.25rem);
  margin-bottom: 2rem;
  color: var(--bg-light);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s 0.2s forwards;
}

.hero-btns {
  display: flex;
  gap: 1rem;
  justify-content: center;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s 0.4s forwards;
}

@media (max-width: 480px) {
  .hero-btns {
    flex-direction: column;
  }
}

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

/* Generic Section */
section {
  padding: 80px 5%;
}
section:nth-child(even) {
  background-color: var(--white);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Program Cards */
.programs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.program-card {
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0,0,0,0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.program-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.program-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background-color: var(--primary);
}

.program-content {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.program-content h3 {
  margin-bottom: 0.5rem;
}

.program-content p {
  color: var(--text-light);
  flex-grow: 1;
}

.program-card:hover .program-icon {
  transform: rotate(15deg) scale(1.1);
}

.program-icon {
  transition: transform 0.3s ease;
  display: inline-block;
}

/* How It Works */
.steps-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
  margin-top: 3rem;
}

.step {
  flex: 1 1 calc(25% - 2rem);
  min-width: 200px;
  text-align: center;
}

.step-number {
  width: 60px;
  height: 60px;
  background-color: var(--primary);
  color: var(--secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto 1rem;
}

/* FAQs */
.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-category {
  color: var(--primary);
  margin-top: 2rem;
  margin-bottom: 1rem;
  font-size: 1.5rem;
  border-bottom: 2px solid var(--secondary);
  display: inline-block;
  padding-bottom: 0.25rem;
}

.faq-item {
  background-color: var(--white);
  border-radius: 8px;
  margin-bottom: 1rem;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
  overflow: hidden;
}

.faq-question {
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 700;
  color: var(--primary);
  transition: background-color 0.3s ease;
}

.faq-question:hover {
  background-color: rgba(1, 25, 84, 0.02);
}

.faq-answer {
  padding: 0 1.5rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  color: var(--text-light);
}

.faq-item.active .faq-answer {
  padding: 1.25rem 1.5rem;
  max-height: 1000px;
  border-top: 1px solid var(--bg-light);
}

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

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

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  background: var(--white);
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.05);
  position: relative;
}

.testimonial-text {
  font-style: italic;
  margin-bottom: 1.5rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  background-color: var(--bg-light);
}

/* Footer */
footer {
  background-color: var(--primary);
  color: var(--white);
  padding: 60px 5% 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 40px;
}

.footer-col h4 {
  color: var(--secondary);
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
}

.footer-col ul li {
  margin-bottom: 0.75rem;
}

.footer-col a {
  color: var(--bg-light);
  transition: color 0.3s ease;
}

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

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

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  transition: background 0.3s ease, transform 0.3s ease;
}

.social-links a:hover {
  background: var(--secondary);
  transform: translateY(-3px);
}

.social-links svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
}

.footer-bottom a {
  color: inherit;
  text-decoration: underline;
}

/* WhatsApp Float */
.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 60px;
  height: 60px;
  background-color: #25d366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
  z-index: 100;
  transition: transform 0.3s ease;
}

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

.whatsapp-float svg {
  width: 35px;
  height: 35px;
  fill: currentColor;
}

/* Page Header */
.page-header {
  padding: 120px 5% 60px;
  background: var(--primary);
  color: var(--white);
  text-align: center;
}

.page-header h1 {
  color: var(--white);
}

/* Become a tutor form */
.form-container {
  max-width: 600px;
  margin: 0 auto;
  background: var(--white);
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--text-light);
  border-radius: 6px;
  font-family: inherit;
  font-size: 1rem;
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}