:root {
  --primary-color: #007bff;
  --primary-dark: #0056b3;
  --secondary-color: #e9ecef;
  --text-color: #333;
  --text-light: #666;
  --bg-color: #f8f9fa;
  --white: #ffffff;
  --font-family: "Inter", sans-serif;
  --transition-speed: 0.3s;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

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

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

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

ul {
  list-style: none;
}

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

/* Utility Classes */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.btn {
  display: inline-block;
  padding: 12px 30px;
  background-color: var(--primary-color);
  color: var(--white);
  border-radius: 50px;
  transition: background-color var(--transition-speed), transform 0.2s;
  font-weight: 600;
  border: none;
  cursor: pointer;
}

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

.btn-small {
  padding: 8px 20px;
  font-size: 0.9rem;
}

section {
  padding: 80px 0;
}

h1,
h2,
h3 {
  margin-bottom: 15px;
  line-height: 1.2;
  color: #1a1a1a;
}

h2 {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 50px;
  color: var(--primary-color);
}

/* Header */
.header {
  background-color: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 15px 0;
}

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

.logo img {
  height: 40px;
  width: auto;
}

.nav ul {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav a {
  font-weight: 500;
  transition: color var(--transition-speed);
}

.nav a:not(.btn):hover {
  color: var(--primary-color);
}

/* Hero Section */
.hero {
  background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)),
    url("../assets/hero-bg-v2.png");
  background-size: cover;
  background-position: center;
  padding: 150px 0;
  text-align: center;
  color: var(--white);
}

.hero-content {
  max-width: 800px;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 20px;
  color: var(--white);
  /* Removed gradient text for better readability on image */
}

.hero p {
  font-size: 1.2rem;
  color: #f0f0f0;
  margin-bottom: 30px;
}

/* Status Section */
.status-section {
  background-color: var(--white);
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.status-card {
  background: var(--bg-color);
  padding: 30px;
  border-radius: 10px;
  box-shadow: var(--shadow);
  transition: transform var(--transition-speed);
}

.status-card:hover {
  transform: translateY(-5px);
}

.status-card h3 {
  color: var(--primary-color);
}

.progress-bar {
  height: 10px;
  background-color: #e0e0e0;
  border-radius: 5px;
  margin-top: 15px;
  overflow: hidden;
}

.progress {
  height: 100%;
  background-color: var(--primary-color);
  border-radius: 5px;
}

/* Team Section */
.team-section {
  background-color: var(--white);
}

.team-intro {
  max-width: 800px;
  margin: 0 auto 40px;
  text-align: center;
  font-size: 1.1rem;
  color: var(--text-color);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  text-align: center;
}

.team-member {
  background: var(--white);
  padding: 30px;
  border-radius: 10px;
  box-shadow: var(--shadow);
  transition: transform var(--transition-speed);
}

.team-member:hover {
  transform: translateY(-5px);
}

.member-img {
  width: 120px;
  height: 120px;
  background-color: #ddd;
  border-radius: 50%;
  margin: 0 auto 20px;
  background-image: url("https://via.placeholder.com/150");
  /* Placeholder */
  background-size: cover;
  background-position: center;
}

.member-role {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 15px;
}

.member-bio {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.5;
}

/* Insights Section */
.insights-section {
  background-color: var(--bg-color);
}

.insights-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 40px;
}

.insight-item {
  padding: 20px;
  border-left: 4px solid var(--primary-color);
}

/* Footer */
.footer {
  background-color: #1a1a1a;
  color: #fff;
  padding: 50px 0 20px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-links ul {
  display: flex;
  gap: 20px;
}

.footer-links a:hover {
  color: var(--primary-color);
}

.copyright {
  text-align: center;
  border-top: 1px solid #333;
  padding-top: 20px;
  font-size: 0.9rem;
  color: #888;
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }

  .nav ul {
    display: none;
    /* Simple hide for mobile for now, or could add hamburger */
  }

  .header-container {
    justify-content: center;
  }
}

/* Contact Section */
.contact-section {
  background-color: var(--bg-color);
  padding: 80px 0;
}

.contact-intro {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 50px;
  color: var(--text-light);
}

.contact-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 50px;
  max-width: 1000px;
  margin: 0 auto;
}

.contact-form-container {
  background: var(--bg-color);
  padding: 40px;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text-color);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-family: var(--font-family);
  font-size: 1rem;
  transition: border-color var(--transition-speed);
}

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

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.info-item {
  background: var(--white);
  padding: 25px;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

.info-item h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--primary-color);
}

.info-item a {
  color: var(--text-color);
  transition: color var(--transition-speed);
}

.info-item a:hover {
  color: var(--primary-color);
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

/* Form Status */
.form-status {
  margin-top: 15px;
  padding: 10px;
  border-radius: 5px;
  text-align: center;
  font-weight: 500;
  display: none;
  /* Hidden by default */
}

.form-status:not(:empty) {
  display: block;
}

.form-status.success {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.form-status.error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* Problem Section */
.problem-section {
  background-color: var(--white);
  padding: 80px 0;
}

.problem-content {
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
  font-size: 1.1rem;
  color: var(--text-color);
}

.problem-content p {
  margin-bottom: 20px;
}

.learn-more-link {
  color: var(--primary-color);
  font-weight: 600;
  font-size: 1rem;
  transition: color var(--transition-speed);
  display: inline-block;
}

.learn-more-link:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

/* Problem Detail Page */
.problem-detail-section {
  background-color: var(--white);
  padding: 80px 0;
}

.intro-text {
  font-size: 1.3rem;
  text-align: left;
  max-width: 900px;
  margin-top: 10px;
  margin-bottom: 30px;
  color: var(--text-color);
  font-weight: 300;
}

.detail-block {
  margin-bottom: 60px;
  background: var(--bg-color);
  padding: 40px;
  border-radius: 10px;
}

.detail-block h2 {
  text-align: left;
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.detail-block p {
  font-size: 1.1rem;
  line-height: 1.8;
}

/* Solution Intro Section */
.solution-intro-section {
  background-color: var(--bg-color);
  /* Gray background to alternate with white Problem section */
  padding: 80px 0;
}

.solution-intro-content {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 40px;
  text-align: left;
}

.solution-image {
  flex: 1;
  transform: translateY(-30px);
  /* Adjust vertical alignment */
}

.solution-image img {
  width: 100%;
  border-radius: 15px;
  box-shadow: var(--shadow);
}

.solution-text {
  flex: 1;
  font-size: 1.1rem;
  color: var(--text-color);
}

.solution-text p {
  margin-bottom: 20px;
}

@media (max-width: 768px) {
  .solution-intro-content {
    flex-direction: column;
    text-align: center;
  }

  .solution-text div {
    text-align: center !important;
  }
}

/* Solution Detail Page */
.solution-detail-section {
  background-color: var(--white);
  padding: 80px 0;
}

/* LinkedIn Link */
.linkedin-link {
  display: inline-block;
  margin-top: 10px;
  color: #0077b5;
  /* LinkedIn Blue */
  font-weight: 600;
  font-size: 1.1rem;
  transition: color var(--transition-speed);
}

.linkedin-link:hover {
  color: #005582;
  text-decoration: underline;
}

/* Back Link */
.back-link {
  display: inline-block;
  margin-bottom: 20px;
  color: var(--text-light);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition-speed);
}

.back-link:hover {
  color: var(--primary-color);
  text-decoration: none;
}