/* Base Styles */
:root {
  --primary-color: #00b9e4; /* from logo */
  --secondary-color: #92d400; /* from logo */
  --tertiary-color: #703fec; /* from logo */
  --text-color: #1f2937;
  --light-text: #6b7280;
  --background: #ffffff;
  --light-bg: #f3f4f6;
  --border-color: #e5e7eb;
  --success-color: #10b981;
  --error-color: #ef4444;
  --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
  /* Themed gradients */
  --hero-grad-start: #e6f7f6; /* light tint of secondary */
  --hero-grad-end: #dff5f2; /* light tint of primary */
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  background-color: var(--background);
}

/* Typography: Use Montserrat for headings */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: "Montserrat", "Inter", -apple-system, BlinkMacSystemFont,
    "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue",
    sans-serif;
  font-weight: 600;
  letter-spacing: -0.01em;
}

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

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--text-color);
}

h1 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 2.25rem;
  margin-bottom: 1.25rem;
}

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

a {
  text-decoration: none;
  color: var(--primary-color);
  transition: all 0.3s ease;
}

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

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 0.375rem;
  font-weight: 500;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

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

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

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

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

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

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

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: white;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  padding: 1rem 0;
}

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

.logo a {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-color);
}

.logo a img {
  max-width: 100%;
  height: 60px;
  width: auto;
  object-fit: cover;
  object-position: center;
}

.nav ul {
  display: flex;
  list-style: none;
  align-items: center;
}

.nav ul li {
  margin-left: 2rem;
}

.nav ul li a {
  color: var(--text-color);
  font-weight: 500;
  position: relative;
}

.nav ul li a:after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--primary-color);
  transition: width 0.3s ease;
}

.nav ul li a:hover:after {
  width: 100%;
}

.mobile-menu {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  padding: 10rem 0 6rem;
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--tertiary-color) 50%,
    var(--secondary-color) 100%
  );
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Particles background container inside hero */
#particles-js {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.particles-js {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.2;
  color: white;
}

.hero p {
  font-size: 1.25rem;
  max-width: 700px;
  margin: 0 auto 2.5rem;
  color: white;
}

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

/* Partners Section */
.partners-preview {
  padding: 6rem 0;
  background-color: white;
}

.partners-preview h2 {
  text-align: center;
  margin-bottom: 3rem;
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
  align-items: center;
}

.partner-logo {
  background: white;
  padding: 2rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 150px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-color);
}

.partner-logo:hover {
  transform: translateY(-5px);
  box-shadow: var(--box-shadow);
}

.partner-logo img {
  max-width: 100%;
  max-height: 80px;
  width: auto;
  height: auto;
  object-fit: contain;
}

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

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

/* Page Header (used on internal pages and 404) */
.page-header {
  padding: 10rem 0 4rem;
  text-align: center;
  background: linear-gradient(
    135deg,
    var(--secondary-color) 0%,
    var(--tertiary-color) 50%,
    var(--primary-color) 100%
  );
  position: relative;
  overflow: hidden;
}

/* Ensure hero text is readable on gradient backgrounds */
.page-header h1,
.page-header h2 {
  color: #ffffff;
}

.page-header p {
  color: rgba(255, 255, 255, 0.9);
}

.page-header .cta-buttons {
  margin-top: 1.5rem;
}

/* Ensure content sits above particles in header-like sections */
.page-header .container,
.about-hero .container,
.cta-section .container {
  position: relative;
  z-index: 1;
}

/* About Preview */
.about-preview {
  padding: 6rem 0;
  background-color: var(--light-bg);
  text-align: center;
}

/* Allow particles background in about page hero */
.about-hero {
  position: relative;
  overflow: hidden;
}

/* Allow particles background in CTA section */
.cta-section {
  position: relative;
  overflow: hidden;
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
}

/* Contact Section */
.contact {
  padding: 6rem 0;
  background-color: white;
}

.contact h2 {
  text-align: center;
  margin-bottom: 3rem;
}

.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-top: 2rem;
}

.contact-info h3,
.contact-form h3 {
  margin-bottom: 1.5rem;
  color: var(--text-color);
}

.contact-info p {
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--light-bg);
  color: var(--text-color);
  transition: all 0.3s ease;
}

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

.contact-form {
  background-color: var(--light-bg);
  padding: 2rem;
  border-radius: 0.5rem;
  box-shadow: var(--box-shadow);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

/* Footer */
.footer {
  background-color: #111827;
  color: #9ca3af;
  padding: 4rem 0 0;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo h3 {
  color: white;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.footer-links h4,
.footer-contact h4 {
  color: white;
  margin-bottom: 1.5rem;
  font-size: 1.125rem;
}

.footer-links ul {
  list-style: none;
}

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

.footer-links a {
  color: #9ca3af;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: white;
}

.footer-contact p {
  margin-bottom: 0.75rem;
  color: #9ca3af;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-bottom {
  padding: 1.5rem 0;
  border-top: 1px solid #374151;
  text-align: center;
  font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 992px) {
  .container {
    padding: 0 1.5rem;
  }

  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  .hero {
    padding: 8rem 0 4rem;
  }

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

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

@media (max-width: 768px) {
  .nav {
    display: none;
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: white;
    padding: 1rem 0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  }

  .nav.active {
    display: block;
  }

  .nav ul {
    flex-direction: column;
    padding: 0 1.5rem;
  }

  .nav ul li {
    margin: 0.5rem 0;
  }

  .mobile-menu {
    display: block;
  }

  .hero h1 {
    font-size: 2.25rem;
  }

  .hero p {
    font-size: 1.125rem;
  }

  .cta-buttons {
    flex-direction: column;
    gap: 1rem;
  }

  .cta-buttons .btn {
    width: 100%;
  }

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

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

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

/* Form States */
.form-message {
  padding: 0.75rem 1rem;
  border-radius: 0.375rem;
  margin-bottom: 1rem;
  font-weight: 500;
  display: none;
}

.form-message.success {
  background-color: #d1fae5;
  color: #065f46;
  border: 1px solid #6ee7b7;
  display: block;
}

.form-message.error {
  background-color: #fee2e2;
  color: #991b1b;
  border: 1px solid #fca5a5;
  display: block;
}