/* M633 Website Styles - Stellar UI Inspired */

/* ============================================
   CSS Custom Properties (Design Tokens)
   ============================================ */
:root {
  /* Colors */
  --color-primary: #ffffff;
  --color-secondary: #1a1a1a;
  --color-accent: #e63946;
  --color-text: #ffffff;
  --color-text-muted: rgba(255, 255, 255, 0.7);
  --color-overlay: rgba(0, 0, 0, 0.5);
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  --text-7xl: 4.5rem;
  --text-hero: clamp(3rem, 8vw, 6rem);
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  
  /* Layout */
  --container-max: 1280px;
  --header-height: 80px;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-secondary);
  overflow-x: hidden;
}

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

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

a:hover {
  opacity: 0.8;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* ============================================
   Utility Classes
   ============================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================
   Header / Navigation
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.5), transparent);
  transition: background var(--transition-base);
}

.header.scrolled {
  background: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(10px);
}

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

.logo {
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-primary);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-links {
  display: flex;
  gap: var(--space-8);
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-primary);
  opacity: 1;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  transition: transform var(--transition-fast);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: 4px;
  transition: all var(--transition-fast);
}

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

.btn-primary:hover {
  background: #c1121f;
  opacity: 1;
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
  opacity: 1;
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

.btn-icon {
  width: 48px;
  height: 48px;
  padding: 0;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-primary);
}

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

.hero-background {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero-background img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-background::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.3) 0%,
    rgba(0, 0, 0, 0.5) 50%,
    rgba(0, 0, 0, 0.7) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding-top: var(--header-height);
}

.hero-tagline {
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  max-width: 400px;
  line-height: 1.8;
}

.hero-title {
  font-size: var(--text-hero);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-8);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.play-button {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: 500;
}

.play-button .icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent);
  border-radius: 50%;
  transition: transform var(--transition-fast);
}

.play-button:hover .icon {
  transform: scale(1.1);
}

.play-button:hover {
  opacity: 1;
}

/* ============================================
   Section Base Styles
   ============================================ */
.section {
  padding: var(--space-24) 0;
}

.section-dark {
  background: var(--color-secondary);
}

.section-light {
  background: #f8f9fa;
  color: var(--color-secondary);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-16);
}

.section-title {
  font-size: var(--text-4xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
}

.section-light .section-subtitle {
  color: #666;
}

/* ============================================
   About Section
   ============================================ */
.about {
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about-content h2 {
  font-size: var(--text-4xl);
  font-weight: 700;
  margin-bottom: var(--space-6);
}

.about-content p {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  line-height: 1.8;
}

.about-image {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
}

.about-image img {
  width: 100%;
  height: auto;
}

/* ============================================
   Mission Section
   ============================================ */
.mission {
  background: #f8f9fa;
  color: var(--color-secondary);
}

.mission-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.mission-card {
  background: white;
  padding: var(--space-8);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.mission-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.mission-card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent);
  color: white;
  border-radius: 12px;
  margin-bottom: var(--space-6);
  font-size: var(--text-2xl);
}

.mission-card h3 {
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.mission-card p {
  color: #666;
  line-height: 1.7;
}

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

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8) var(--space-6);
}

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

.team-member-image {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: var(--space-4);
}

.team-member-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.team-member:hover .team-member-image img {
  transform: scale(1.05);
}

.team-member h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.team-member p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ============================================
   CTA / Donate Section
   ============================================ */
.cta {
  position: relative;
  padding: var(--space-24) 0;
  text-align: center;
  overflow: hidden;
}

.cta-background {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.cta-background img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-background::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
}

.cta-content {
  position: relative;
  z-index: 1;
  max-width: 600px;
  margin: 0 auto;
}

.cta-title {
  font-size: var(--text-5xl);
  font-weight: 700;
  margin-bottom: var(--space-6);
}

.cta-text {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background: #111;
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-brand p {
  color: var(--color-text-muted);
  margin-top: var(--space-4);
  max-width: 300px;
  line-height: 1.7;
}

.footer-heading {
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-4);
}

.footer-links li {
  margin-bottom: var(--space-2);
}

.footer-links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

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

.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-copyright {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.footer-social {
  display: flex;
  gap: var(--space-4);
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transition: background var(--transition-fast);
}

.footer-social a:hover {
  background: var(--color-accent);
  opacity: 1;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
  
  .mission-grid {
    grid-template-columns: 1fr;
  }
  
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }
  
  .nav-links {
    display: none;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .hero-title {
    font-size: clamp(2.5rem, 10vw, 4rem);
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .section {
    padding: var(--space-16) 0;
  }
  
  .section-title {
    font-size: var(--text-3xl);
  }
  
  .team-grid {
    grid-template-columns: 1fr;
    max-width: 300px;
    margin: 0 auto;
  }
  
  .cta-title {
    font-size: var(--text-3xl);
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.8s ease forwards;
}

.animate-fade-in {
  animation: fadeIn 0.8s ease forwards;
}

.animate-delay-1 {
  animation-delay: 0.1s;
}

.animate-delay-2 {
  animation-delay: 0.2s;
}

.animate-delay-3 {
  animation-delay: 0.3s;
}

.animate-delay-4 {
  animation-delay: 0.4s;
}

/* ============================================
   Logo Styles
   ============================================ */
.logo {
  display: inline-flex;
  align-items: center;
}

.logo-img {
  height: 64px;
  width: auto;
  filter: brightness(0) invert(1);
  mix-blend-mode: screen;
}

.footer-logo {
  height: 60px;
  width: auto;
  filter: brightness(0) invert(1);
}

/* ============================================
   Testimonials Section
   ============================================ */
.testimonials {
  background: var(--color-secondary);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.05);
  padding: var(--space-8);
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: transform var(--transition-base), background var(--transition-base);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.08);
}

.testimonial-card blockquote {
  font-size: var(--text-base);
  font-style: italic;
  line-height: 1.8;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.testimonial-card cite {
  font-size: var(--text-sm);
  font-style: normal;
  font-weight: 600;
  color: var(--color-primary);
}

/* ============================================
   Contact Section
   ============================================ */
.contact-section {
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
}

.contact-grid {
  display: flex;
  justify-content: center;
  gap: var(--space-16);
  flex-wrap: wrap;
}

.contact-card {
  text-align: center;
  max-width: 250px;
}

.contact-image {
  width: 150px;
  height: 150px;
  margin: 0 auto var(--space-4);
  border-radius: 8px;
  overflow: hidden;
}

.contact-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.contact-card h3 {
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.contact-card p {
  margin-bottom: var(--space-1);
}

.contact-card a {
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.contact-card a:hover {
  color: var(--color-primary);
  opacity: 1;
}

/* ============================================
   Footer Verse Styles
   ============================================ */
.footer-brand .verse {
  font-style: italic;
  color: var(--color-text-muted);
  margin-top: var(--space-4);
  line-height: 1.7;
  font-size: var(--text-sm);
}

.footer-brand .verse-ref {
  font-size: var(--text-xs);
  color: var(--color-accent);
  margin-top: var(--space-2);
  font-weight: 600;
}

/* ============================================
   Responsive Adjustments for New Sections
   ============================================ */
@media (max-width: 1024px) {
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-grid {
    gap: var(--space-8);
  }
  
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 100%;
  }
}