/* ==========================================================================
   CSS Variables & Tokens
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Playfair+Display:ital,wght@0,400;0,600;1,400&display=swap');

:root {
  /* Color Palette: Calm, Soft, Reflective */
  --color-primary: #4a7c59;      /* Sage Green */
  --color-primary-light: #6b9c79;
  --color-secondary: #7ba7a5;    /* Soft Teal */
  --color-accent: #e5989b;       /* Soft warm coral/rose accent */
  --color-bg: #fdfdfc;           /* Off-white, soft background */
  --color-bg-alt: #f2f6f3;       /* Very light green-gray */
  --color-text: #2f3e46;         /* Deep slate for text */
  --color-text-muted: #5c6b73;
  --color-white: #ffffff;
  --color-border: #e0e5e2;

  /* Typography */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
  
  /* Layout & Spacing */
  --max-width: 1200px;
  --nav-height: 80px;

  /* UI Tokens */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 4px 6px rgba(47, 62, 70, 0.05);
  --shadow-md: 0 10px 20px rgba(47, 62, 70, 0.08);
  --shadow-lg: 0 20px 40px rgba(47, 62, 70, 0.12);
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-text);
  margin-bottom: 1rem;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-light);
}

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 5rem 0;
}

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

/* ==========================================================================
   Navigation (Glassmorphism)
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background: rgba(253, 253, 252, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(224, 229, 226, 0.5);
  z-index: 1000;
  transition: var(--transition-normal);
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo span {
  color: var(--color-primary);
}

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

.nav-links a {
  font-weight: 500;
  color: var(--color-text);
  position: relative;
  font-size: 0.95rem;
}

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

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

/* Mobile Nav Toggle */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-nav-toggle .bar {
  display: block;
  width: 25px;
  height: 2px;
  background-color: var(--color-text);
  margin: 5px auto;
  transition: var(--transition-normal);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.8rem;
  border-radius: 50px;
  font-family: var(--font-body);
  font-weight: 500;
  text-align: center;
  cursor: pointer;
  transition: var(--transition-normal);
  border: 2px solid transparent;
  font-size: 1rem;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(74, 124, 89, 0.3);
}

.btn-primary:hover {
  background-color: var(--color-primary-light);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(74, 124, 89, 0.4);
}

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

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

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  padding-top: calc(var(--nav-height) + 4rem);
  padding-bottom: 6rem;
  text-align: center;
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
  position: relative;
  overflow: hidden;
}

/* Decorative Background shapes */
.hero::before, .hero::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  z-index: 0;
  filter: blur(60px);
  opacity: 0.4;
}

.hero::before {
  top: -10%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  background-color: var(--color-secondary);
}

.hero::after {
  bottom: -20%;
  right: -5%;
  width: 40vw;
  height: 40vw;
  background-color: var(--color-accent);
  opacity: 0.15;
}

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

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

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  animation: fadeUp 0.8s ease forwards;
  opacity: 0;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  animation: fadeUp 0.8s ease 0.2s forwards;
  opacity: 0;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  animation: fadeUp 0.8s ease 0.4s forwards;
  opacity: 0;
}

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

.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  border: 1px solid var(--color-border);
  height: 100%;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-secondary);
}

.card-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--color-bg-alt);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  transition: var(--transition-normal);
}

.card:hover .card-icon {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* ==========================================================================
   FAQ Accordion
   ========================================================================== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 1rem;
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 1.5rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  text-align: left;
}

.faq-icon {
  position: relative;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background-color: var(--color-primary);
  transition: transform var(--transition-normal);
}

.faq-icon::before {
  top: 9px;
  left: 0;
  width: 20px;
  height: 2px;
}

.faq-icon::after {
  top: 0;
  left: 9px;
  width: 2px;
  height: 20px;
}

.faq-item.active .faq-icon::after {
  transform: rotate(90deg) scale(0);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal), padding var(--transition-normal);
}

.faq-item.active .faq-answer {
  max-height: 500px; /* Arbitrary large number */
  padding-bottom: 1.5rem;
}

/* ==========================================================================
   Contact Form
   ========================================================================== */
.contact-form {
  background: var(--color-white);
  padding: 3rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  max-width: 600px;
  margin: 0 auto;
  border: 1px solid var(--color-border);
}

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

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--color-text);
}

.form-control {
  width: 100%;
  padding: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(123, 167, 165, 0.2);
}

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

.form-success {
  display: none;
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  text-align: center;
  margin-bottom: 1.5rem;
}

.form-success p {
  color: var(--color-white);
  opacity: 0.9;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: var(--color-text);
  color: var(--color-white);
  padding: 4rem 0 2rem;
  margin-top: auto;
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer-brand h3 {
  color: var(--color-white);
  margin-bottom: 1rem;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  max-width: 300px;
}

.footer-links h4 {
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

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

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
}

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

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
}

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

/* Page Transitions */
.page-content {
  animation: fadeUp 0.6s ease forwards;
}

/* ==========================================================================
   Media Queries
   ========================================================================== */
@media (max-width: 768px) {
  .mobile-nav-toggle {
    display: block;
    z-index: 1001;
  }
  
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: rgba(253, 253, 252, 0.98);
    backdrop-filter: blur(10px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: var(--transition-normal);
    box-shadow: -10px 0 30px rgba(0,0,0,0.1);
    z-index: 1000;
  }
  
  .nav-links.active {
    right: 0;
  }
  
  .nav-links li {
    margin-bottom: 2rem;
  }
  
  .nav-links a {
    font-size: 1.5rem;
  }

  .mobile-nav-toggle.active .bar:nth-child(2) {
    opacity: 0;
  }
  .mobile-nav-toggle.active .bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .mobile-nav-toggle.active .bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
  }

  section {
    padding: 3rem 0;
  }
}