:root {
  --font-main: 'Poppins', sans-serif;
  --bg-white: #ffffff;
  --bg-gray: #f8f9fa;
  --text-dark: #1f2937;
  --text-light: #6b7280;
  --brand-yellow: #f1c40f;
  --brand-yellow-dark: #e1b40e;
  --brand-teal: #1abc9c;
  --brand-teal-hover: #16a085;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 220px;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-dark);
}

h1 {
  font-size: clamp(3rem, 6vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -1px;
}

h2 {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  margin-bottom: 0.5rem;
  letter-spacing: -0.5px;
}

h3 {
  font-size: 1.2rem;
  margin-bottom: 0.8rem;
}

p {
  font-size: 1.05rem;
  color: var(--text-light);
  margin-bottom: 1.5rem;
}

.subtitle {
  font-size: 1.5rem;
  color: var(--brand-teal);
  font-weight: 600;
  margin-bottom: 2rem;
}

.section-padding {
  padding: 100px 0;
}

.section-alt {
  background-color: var(--bg-gray);
}

.section-heading {
  margin-bottom: 3rem;
}

.section-heading p {
  font-size: 1.2rem;
  color: var(--brand-teal);
  font-weight: 600;
}

/* Buttons */
.btn-primary, .btn-secondary {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 50px; /* Pill shape */
  font-weight: 600;
  font-size: 1.05rem;
  text-align: center;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, background-color 0.2s, box-shadow 0.2s;
}

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

.btn-primary:hover {
  background-color: var(--brand-teal-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(26, 188, 156, 0.3);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-dark);
  border: 2px solid var(--brand-teal);
}

.btn-secondary:hover {
  background-color: var(--brand-teal);
  color: #fff;
  transform: translateY(-2px);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  width: 100%;
  background: white;
  padding: 15px 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  transition: all 0.3s;
}

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

.logo-area {
  display: flex;
  align-items: center;
}

.logo {
  height: auto;
  max-height: 300px;
  width: auto;
  max-width: 500px;
  object-fit: contain;
}

.logo-text {
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: -0.5px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 30px;
  font-weight: 600;
}

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

/* Hero */
.hero {
  background-color: var(--brand-yellow);
  padding: 380px 0 150px;
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  text-align: center;
}

.hero-container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero h1 {
  max-width: 900px;
  color: #000;
  margin: 0 auto 1.5rem auto;
}

.hero p {
  color: #111;
  font-size: 1.4rem;
  font-weight: 500;
  margin: 0 auto 2.5rem auto;
  max-width: 600px;
}

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

.service-card {
  background: white;
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.04);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid #f0f0f0;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0,0,0,0.08);
  border-bottom: 4px solid var(--brand-yellow);
}

.service-card h3 {
  font-size: 1.5rem;
}

.number-tag {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--brand-teal);
  color: white;
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 20px;
}

/* Projects */
.project-list {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.project-card {
  background: var(--bg-gray);
  border-radius: 20px;
  border-left: 6px solid var(--brand-teal);
  box-shadow: 0 10px 40px rgba(0,0,0,0.02);
  overflow: hidden;
}

.project-card-header {
  padding: 50px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.project-card-header:hover {
  background-color: #f1f5f9;
}

.expand-prompt {
  font-weight: 700;
  color: var(--brand-teal);
  font-size: 0.95rem;
  margin-top: 10px;
  display: inline-block;
}

.project-card-body {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  padding: 0 50px;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card.expanded .project-card-body {
  max-height: 2000px;
  opacity: 1;
  padding: 0 50px 50px 50px;
}

.project-card.expanded .project-card-header {
  padding-bottom: 20px;
}

.project-image {
  width: 100%;
  height: 350px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 30px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.project-bullets {
  margin-top: 20px;
  list-style-type: none;
  padding-left: 0;
}

.project-bullets li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 15px;
  color: var(--text-dark);
}

.project-bullets li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--brand-teal);
  font-weight: 800;
}

.location {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--brand-teal);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1rem;
}

/* Contact */
.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin-top: 30px;
}

.contact-link {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--brand-teal);
}

.contact-link:hover {
  text-decoration: underline;
}

.contact-form-box form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  background: white;
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.05);
}

input, textarea {
  width: 100%;
  padding: 16px 20px;
  border-radius: 10px;
  border: 1px solid #e5e7eb;
  font-family: inherit;
  font-size: 1rem;
  background-color: var(--bg-gray);
}

input:focus, textarea:focus {
  outline: none;
  border-color: var(--brand-teal);
  background-color: white;
}

/* Footer */
.footer {
  background-color: var(--text-dark);
  color: white;
  padding: 60px 0;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer h3 {
  color: white;
}

.footer p {
  color: #9ca3af;
  margin: 0;
}

.footer-links {
  display: flex;
  gap: 30px;
}

.footer-links a {
  font-weight: 600;
}

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

/* Animations removed to ensure visibility on local file viewing */
.fade-in-up {
  opacity: 1;
  transform: none;
}

.is-visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    gap: 20px;
  }
  .nav {
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
  }
  .logo {
    max-width: 100%;
  }
  .header {
    position: relative;
    padding-bottom: 25px;
  }
  .hero {
    padding: 60px 0 80px; 
    min-height: auto;
  }
  .hero h1 {
    font-size: 2.1rem;
    padding: 0 15px;
  }
  .contact-container {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }
}