@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --color-cream: #FDFBF7;
  --color-cream-alt: #F4EBE1;
  --color-brown-light: #D4A373;
  --color-brown-medium: #A67C52;
  --color-brown-dark: #6B4E31;
  --color-text-main: #3E2723;
  --color-text-light: #795C46;
  --color-white: #ffffff;
  
  --font-main: 'Inter', sans-serif;
  --transition-normal: 0.3s ease;
  --shadow-subtle: 0 10px 30px rgba(107, 78, 49, 0.08);
  --shadow-hover: 0 15px 40px rgba(107, 78, 49, 0.15);
}

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

html {
  scroll-behavior: smooth;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

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

h2 {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
}

h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background-color: var(--color-brown-medium);
  border-radius: 2px;
}

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

.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition-normal);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background-color: var(--color-brown-medium);
  color: var(--color-white);
  box-shadow: var(--shadow-subtle);
}

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

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

.btn-secondary:hover {
  background-color: var(--color-text-main);
  color: var(--color-cream);
}

/* Navbar */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.2rem 0;
  transition: var(--transition-normal);
  background: rgba(253, 251, 247, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(166, 124, 82, 0.1);
}

header.scrolled {
  padding: 0.8rem 0;
  background: rgba(253, 251, 247, 0.95);
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.logo {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-brown-dark);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--color-text-main);
  font-weight: 500;
  font-size: 1rem;
  transition: var(--transition-normal);
  position: relative;
}

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

.nav-links a:hover, .nav-links a.active {
  color: var(--color-brown-medium);
}

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

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('../assets/images/hero_image_charity.png');
  background-size: cover;
  background-position: center;
  z-index: -2;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(253, 251, 247, 0.9) 0%, rgba(244, 235, 225, 0.7) 100%);
  z-index: -1;
}

.hero-content {
  max-width: 600px;
  animation: fadeUp 1s ease forwards;
}

.hero-content h1 {
  font-size: 3.2rem;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  color: var(--color-brown-dark);
}

.hero-content p {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  color: var(--color-text-main);
}

.hero-buttons {
  display: flex;
  gap: 1rem;
}

/* About Section */
.about {
  padding: 6rem 0;
  background-color: var(--color-cream);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-hover);
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.5s ease;
}

.about-image:hover img {
  transform: scale(1.03);
}

.about-content h2 {
  text-align: left;
}

.about-content h2::after {
  left: 0;
  transform: none;
}

.about-content-text {
  font-size: 1.1rem;
}

/* Testimonials Section */
.testimonials {
  padding: 6rem 0;
  background-color: var(--color-cream-alt);
}

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

.testimonial-card {
  background: var(--color-white);
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-normal);
  position: relative;
}

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

.quote-icon {
  font-size: 3rem;
  color: var(--color-brown-light);
  opacity: 0.3;
  position: absolute;
  top: 1rem;
  right: 1.5rem;
}

.testimonial-text {
  font-style: italic;
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}

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

.author-image {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--color-cream-alt);
}

.author-info h4 {
  margin: 0;
  font-size: 1.1rem;
}

.author-info p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-brown-medium);
}

/* Gallery Section */
.gallery {
  padding: 6rem 0;
  background-color: var(--color-cream);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.gallery-item {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  height: 350px;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(107, 78, 49, 0.8), rgba(107, 78, 49, 0));
  opacity: 0;
  transition: var(--transition-normal);
  display: flex;
  align-items: flex-end;
  padding: 2rem;
}

.gallery-overlay h3 {
  color: var(--color-white);
  transform: translateY(20px);
  transition: var(--transition-normal);
  font-size: 1.5rem;
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-item:hover .gallery-overlay h3 {
  transform: translateY(0);
}

/* Contact Section */
.contact {
  padding: 6rem 0;
  background-color: var(--color-cream-alt);
}

.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  background: var(--color-white);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
}

.contact-info {
  background-color: var(--color-brown-dark);
  color: var(--color-white);
  padding: 4rem;
}

.contact-info h3 {
  color: var(--color-white);
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

.contact-info p {
  color: rgba(255, 255, 255, 0.8);
}

.contact-details {
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.contact-form {
  padding: 4rem;
}

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

.form-control {
  width: 100%;
  padding: 1rem 1.2rem;
  border: 1px solid var(--color-cream-alt);
  border-radius: 12px;
  background-color: var(--color-cream);
  font-family: var(--font-main);
  font-size: 1rem;
  transition: var(--transition-normal);
  color: var(--color-text-main);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-brown-medium);
  box-shadow: 0 0 0 4px rgba(166, 124, 82, 0.1);
}

textarea.form-control {
  min-height: 150px;
  resize: vertical;
}

/* Footer */
footer {
  background-color: var(--color-text-main);
  color: var(--color-white);
  padding: 3rem 0;
  text-align: center;
}

footer p {
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
}

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

.cs-tile {
  background: var(--color-white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-normal);
}

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

.cs-tile img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.cs-tile-content {
  padding: 1.5rem;
}

.cs-tile-content h3 {
  color: var(--color-brown-dark);
  margin-bottom: 0.5rem;
}

.cs-tile-content p {
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.cs-detail-box {
  background: var(--color-white);
  padding: 3rem;
  border-radius: 20px;
  box-shadow: var(--shadow-subtle);
  margin-bottom: 3rem;
}

.cs-detail-box h2 {
  text-align: left;
  color: var(--color-brown-dark);
}

.cs-detail-box h2::after {
  left: 0;
  transform: none;
}

.cs-detail-flex {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.cs-detail-flex h4, .cs-impact h4 {
  color: var(--color-brown-medium);
  font-size: 1.2rem;
}

.cs-impact {
  background: var(--color-cream);
  padding: 2rem;
  border-radius: 12px;
  border-left: 4px solid var(--color-brown-medium);
}

.cs-divider {
  border: 0;
  height: 1px;
  background-image: linear-gradient(to right, rgba(166,124,82,0), rgba(166,124,82,0.5), rgba(166,124,82,0));
  margin: 3rem 0;
}

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

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

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

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive */
@media (max-width: 992px) {
  .about-grid, .contact-container {
    grid-template-columns: 1fr;
  }
  .contact-container {
    max-width: 600px;
    margin: 0 auto;
  }
  .hero-content h1 {
    font-size: 2.5rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none; /* In a real app we'd add a hamburger menu */
  }
  .hero-content h1 {
    font-size: 2rem;
  }
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  .contact-info, .contact-form {
    padding: 2.5rem;
  }
}