/* ========================================
   Pakistan Society of West Yorkshire
   Main Stylesheet - Elegant & Classy Design
   ======================================== */

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

/* ========================================
   CSS Variables - Design System
   ======================================== */
:root {
  /* Colors - Heritage Inspired */
  --primary-green: #0A5C36;
  --primary-dark: #064028;
  --accent-gold: #D4AF37;
  --accent-gold-light: #E8C966;
  
  /* Neutrals */
  --white: #FFFFFF;
  --off-white: #F8F9FA;
  --light-gray: #E5E7EB;
  --medium-gray: #9CA3AF;
  --dark-gray: #4B5563;
  --charcoal: #2C2C2C;
  
  /* Typography */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-gold: 0 4px 20px rgba(212, 175, 55, 0.3);
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-body);
  color: var(--charcoal);
  background-color: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--primary-dark);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

p {
  margin-bottom: var(--spacing-sm);
  color: var(--dark-gray);
}

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

/* ========================================
   Header & Navigation
   ======================================== */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

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

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-sm) var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo-img {
  height: 60px;
  width: auto;
  transition: transform var(--transition-base);
}

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

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-green);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  align-items: center;
}

.nav-link {
  font-weight: 500;
  color: var(--dark-gray);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--accent-gold);
  transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-green);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 80%;
}

/* Mobile Menu */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--primary-green);
  border-radius: 2px;
  transition: all var(--transition-base);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(10, 92, 54, 0.85) 0%,
    rgba(10, 92, 54, 0.7) 50%,
    rgba(212, 175, 55, 0.3) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  color: var(--white);
  padding: var(--spacing-lg);
  max-width: 900px;
}

.hero-title {
  color: var(--white);
  font-size: clamp(2.5rem, 6vw, 5rem);
  margin-bottom: var(--spacing-md);
  opacity: 0;
  animation: fadeInUp 1s ease forwards 0.3s;
}

.hero-subtitle {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 300;
  color: var(--accent-gold-light);
  margin-bottom: var(--spacing-xl);
  opacity: 0;
  animation: fadeInUp 1s ease forwards 0.6s;
}

.hero-cta {
  display: inline-block;
  padding: var(--spacing-md) var(--spacing-xl);
  background: var(--accent-gold);
  color: var(--primary-dark);
  font-weight: 600;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-gold);
  transition: all var(--transition-base);
  opacity: 0;
  animation: fadeInUp 1s ease forwards 0.9s;
}

.hero-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 30px rgba(212, 175, 55, 0.5);
  background: var(--accent-gold-light);
}

/* ========================================
   Section Styles
   ======================================== */
.section {
  padding: var(--spacing-3xl) var(--spacing-lg);
}

.section-alt {
  background: var(--off-white);
}

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

.container {
  max-width: 1400px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-title {
  position: relative;
  display: inline-block;
  margin-bottom: var(--spacing-md);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-green), var(--accent-gold));
  border-radius: 2px;
}

.section-description {
  max-width: 700px;
  margin: 0 auto;
  font-size: 1.125rem;
  color: var(--medium-gray);
}

/* ========================================
   Member Cards
   ======================================== */
.members-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.member-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-base);
  position: relative;
}

.member-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.member-image-wrapper {
  position: relative;
  width: 100%;
  padding-top: 100%; /* 1:1 Aspect Ratio */
  overflow: hidden;
  background: var(--light-gray);
}

.member-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.member-card:hover .member-image {
  transform: scale(1.1);
}

.member-info {
  padding: var(--spacing-lg);
  text-align: center;
}

.member-name {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--primary-dark);
  margin-bottom: var(--spacing-xs);
}

.member-designation {
  font-size: 1rem;
  color: var(--accent-gold);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.member-description {
  font-size: 0.95rem;
  color: var(--dark-gray);
  line-height: 1.6;
}

/* ========================================
   Gallery
   ======================================== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

.gallery-item {
  position: relative;
  padding-top: 75%; /* 4:3 Aspect Ratio */
  overflow: hidden;
  border-radius: var(--radius-lg);
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.gallery-item:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-xl);
}

.gallery-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover .gallery-image {
  transform: scale(1.1);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(10, 92, 54, 0.8), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
  display: flex;
  align-items: flex-end;
  padding: var(--spacing-md);
}

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

.gallery-caption {
  color: var(--white);
  font-weight: 600;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
  font-family: var(--font-body);
  font-size: 1rem;
  text-align: center;
}

.btn-primary {
  background: var(--primary-green);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

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

.btn-gold {
  background: var(--accent-gold);
  color: var(--primary-dark);
  box-shadow: var(--shadow-gold);
}

.btn-gold:hover {
  background: var(--accent-gold-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(212, 175, 55, 0.4);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary-green);
  color: var(--primary-green);
}

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

/* ========================================
   Form Elements
   ======================================== */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: var(--spacing-xs);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 2px solid var(--light-gray);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-green);
  box-shadow: 0 0 0 3px rgba(10, 92, 54, 0.1);
}

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

/* ========================================
   Footer
   ======================================== */
.footer {
  background: var(--primary-dark);
  color: var(--white);
  padding: var(--spacing-2xl) var(--spacing-lg) var(--spacing-lg);
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
  color: var(--accent-gold);
  margin-bottom: var(--spacing-md);
  font-size: 1.25rem;
}

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

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  color: var(--light-gray);
  transition: color var(--transition-base);
}

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

.footer-bottom {
  max-width: 1400px;
  margin: 0 auto;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: var(--medium-gray);
  font-size: 0.9rem;
}

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

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

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--white);
    flex-direction: column;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
  }
  
  .nav-menu.active {
    display: flex;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 5px);
  }
  
  .mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -5px);
  }
  
  .hero {
    height: 70vh;
    min-height: 500px;
  }
  
  .section {
    padding: var(--spacing-2xl) var(--spacing-md);
  }
  
  .members-grid {
    grid-template-columns: 1fr;
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .members-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ========================================
   Utility Classes
   ======================================== */
.text-center {
  text-align: center;
}

.text-gold {
  color: var(--accent-gold);
}

.mt-xl {
  margin-top: var(--spacing-xl);
}

.mb-xl {
  margin-bottom: var(--spacing-xl);
}