/* ============================================
   House of Gainz - Global Stylesheet
   ============================================ */

/* ============================================
   CSS Variables - Brand System
   ============================================ */
:root {
  /* Colors - ⚠️ PLACEHOLDER: Confirm exact hex codes from brand guide */
  --color-black: #000000;
  --color-gold: #D4AF37;
  --color-olive: #4B5320;
  --color-white: #FFFFFF;
  --color-gray-dark: #1a1a1a;
  --color-gray-medium: #333333;
  --color-gray-light: #666666;
  
  /* Typography */
  --font-heading: 'Oswald', 'Bebas Neue', sans-serif;
  --font-body: 'Open Sans', 'Roboto', sans-serif;
  
  /* Spacing (8px baseline grid) */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-xxl: 64px;
  
  /* Layout */
  --max-width-content: 1200px;
  --max-width-text: 800px;
  --border-radius: 4px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  
  /* Z-index layers */
  --z-header: 1000;
  --z-overlay: 900;
  --z-modal: 1100;
}

/* ============================================
   CSS 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);
  background-color: var(--color-black);
  color: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
  opacity: 0.8;
}

ul {
  list-style: none;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: var(--space-sm);
}

.text-gold { color: var(--color-gold); }
.text-white { color: var(--color-white); }
.text-gray { color: var(--color-gray-light); }

/* ============================================
   Layout Utilities
   ============================================ */
.container {
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container-full {
  width: 100%;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xxl) 0;
}

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

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

/* ============================================
   Header & Navigation
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
  z-index: var(--z-header);
  transition: background-color var(--transition-medium);
  border-bottom: 2px solid var(--color-gold);
}

.header.scrolled {
  background-color: rgba(0, 0, 0, 1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) var(--space-md);
  max-width: var(--max-width-content);
  margin: 0 auto;
}

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

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

.nav {
  display: none;
}

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

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-white);
  transition: color var(--transition-fast);
}

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

/* Mobile Menu Toggle */
.menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  z-index: calc(var(--z-header) + 1);
}

.menu-toggle span {
  width: 30px;
  height: 3px;
  background-color: var(--color-gold);
  transition: all var(--transition-medium);
  border-radius: 2px;
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile Navigation */
.nav-mobile {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 400px;
  height: 100vh;
  background-color: var(--color-gray-dark);
  padding: var(--space-xxl) var(--space-md);
  transition: right var(--transition-medium);
  z-index: var(--z-header);
  overflow-y: auto;
  border-left: 2px solid var(--color-gold);
}

.nav-mobile.active {
  right: 0;
}

.nav-mobile-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.nav-mobile-link {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  text-transform: uppercase;
  color: var(--color-white);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-gray-medium);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.nav-mobile-link:hover {
  color: var(--color-gold);
  padding-left: var(--space-sm);
  opacity: 1;
}

/* Desktop Navigation (768px+) */
@media (min-width: 768px) {
  .nav {
    display: block;
  }
  
  .menu-toggle {
    display: none;
  }
  
  .nav-mobile {
    display: none;
  }
}

/* ============================================
   Buttons & CTAs
   ============================================ */
.btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-heading);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.btn-primary {
  background-color: var(--color-gold);
  color: var(--color-black);
  font-weight: 700;
}

.btn-primary:hover {
  background-color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(212, 175, 55, 0.4);
  opacity: 1;
}

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

.btn-secondary:hover {
  background-color: var(--color-gold);
  color: var(--color-black);
  opacity: 1;
}

.btn-large {
  padding: var(--space-md) var(--space-xl);
  font-size: 1.25rem;
}

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

.hero-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.hero-overlay {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: var(--space-md);
  background: linear-gradient(to bottom, rgba(0,0,0,0.4), rgba(0,0,0,0.7));
  width: 100%;
  padding: var(--space-xxl) var(--space-md);
}

.hero h1 {
  margin-bottom: var(--space-md);
  text-shadow: 2px 2px 8px rgba(0,0,0,0.8);
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: var(--space-lg);
  text-shadow: 1px 1px 4px rgba(0,0,0,0.8);
}

/* ============================================
   Cards
   ============================================ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.card {
  background-color: var(--color-gray-dark);
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 24px rgba(212, 175, 55, 0.2);
}

.card-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.card-content {
  padding: var(--space-md);
}

.card-title {
  margin-bottom: var(--space-sm);
  color: var(--color-gold);
}

.card-text {
  color: var(--color-gray-light);
  margin-bottom: var(--space-md);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-heading);
  text-transform: uppercase;
  font-size: 0.9rem;
}

.card-link::after {
  content: '→';
  transition: transform var(--transition-fast);
}

.card-link:hover::after {
  transform: translateX(4px);
}

/* ============================================
   Location Cards
   ============================================ */
.location-card {
  background: linear-gradient(135deg, var(--color-gray-dark) 0%, var(--color-gray-medium) 100%);
  border-left: 4px solid var(--color-gold);
}

.location-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.location-info p {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-xs);
}

.location-info strong {
  color: var(--color-gold);
  font-family: var(--font-heading);
  min-width: 80px;
}

/* ============================================
   Testimonials
   ============================================ */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
}

.testimonial {
  background-color: var(--color-gray-dark);
  padding: var(--space-md);
  border-radius: var(--border-radius);
  border-left: 4px solid var(--color-gold);
}

.testimonial-stars {
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
  font-size: 1.25rem;
}

.testimonial-quote {
  font-style: italic;
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

.testimonial-author {
  font-family: var(--font-heading);
  color: var(--color-gold);
  text-transform: uppercase;
  font-size: 0.9rem;
}

.testimonial-location {
  color: var(--color-gray-light);
  font-size: 0.85rem;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background-color: var(--color-gray-dark);
  border-top: 2px solid var(--color-gold);
  padding: var(--space-xxl) 0 var(--space-md);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.footer-column h4 {
  color: var(--color-gold);
  margin-bottom: var(--space-md);
  font-size: 1rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-link {
  color: var(--color-white);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-gold);
  opacity: 1;
}

.footer-location {
  margin-bottom: var(--space-md);
}

.footer-location h5 {
  color: var(--color-gold);
  font-size: 0.9rem;
  margin-bottom: var(--space-xs);
}

.footer-location p {
  font-size: 0.85rem;
  line-height: 1.6;
  margin-bottom: var(--space-xs);
}

.social-links {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--color-gold);
  color: var(--color-black);
  border-radius: 50%;
  font-size: 1.25rem;
  transition: all var(--transition-fast);
}

.social-link:hover {
  background-color: var(--color-white);
  transform: translateY(-4px);
  opacity: 1;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-lg);
  margin-top: var(--space-lg);
  border-top: 1px solid var(--color-gray-medium);
  font-size: 0.85rem;
  color: var(--color-gray-light);
}

.footer-bottom-links {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-sm);
}

/* Desktop Footer (768px+) */
@media (min-width: 768px) {
  .footer-content {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================
   Forms
   ============================================ */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  margin-bottom: var(--space-xs);
  font-family: var(--font-heading);
  text-transform: uppercase;
  font-size: 0.9rem;
  color: var(--color-gold);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-sm);
  background-color: var(--color-gray-dark);
  border: 2px solid var(--color-gray-medium);
  border-radius: var(--border-radius);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-gold);
}

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

/* ============================================
   Accordion (FAQs)
   ============================================ */
.accordion {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.accordion-item {
  background-color: var(--color-gray-dark);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.accordion-header {
  width: 100%;
  padding: var(--space-md);
  background-color: var(--color-gray-dark);
  border: none;
  border-left: 4px solid var(--color-gold);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: 1rem;
  text-align: left;
  text-transform: uppercase;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color var(--transition-fast);
}

.accordion-header:hover {
  background-color: var(--color-gray-medium);
}

.accordion-icon {
  transition: transform var(--transition-fast);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-medium);
}

.accordion-item.active .accordion-content {
  max-height: 500px;
}

.accordion-body {
  padding: var(--space-md);
  color: var(--color-gray-light);
  line-height: 1.8;
}

/* ============================================
   Tables (Pricing)
   ============================================ */
.pricing-table {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.pricing-tier {
  background-color: var(--color-gray-dark);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
  text-align: center;
  border: 2px solid var(--color-gray-medium);
  transition: all var(--transition-medium);
}

.pricing-tier:hover {
  border-color: var(--color-gold);
  transform: translateY(-8px);
}

.pricing-tier.featured {
  border-color: var(--color-gold);
  background: linear-gradient(135deg, var(--color-gray-dark) 0%, var(--color-gray-medium) 100%);
}

.pricing-tier-name {
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
}

.pricing-tier-price {
  font-size: 3rem;
  font-family: var(--font-heading);
  color: var(--color-white);
  margin-bottom: var(--space-xs);
}

.pricing-tier-period {
  color: var(--color-gray-light);
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
}

.pricing-features {
  text-align: left;
  margin-bottom: var(--space-lg);
}

.pricing-features li {
  padding: var(--space-xs) 0;
  border-bottom: 1px solid var(--color-gray-medium);
  color: var(--color-gray-light);
}

.pricing-features li:last-child {
  border-bottom: none;
}

@media (min-width: 768px) {
  .pricing-table {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================
   Badges & Tags
   ============================================ */
.badge {
  display: inline-block;
  padding: 4px 12px;
  background-color: var(--color-gold);
  color: var(--color-black);
  font-family: var(--font-heading);
  font-size: 0.75rem;
  text-transform: uppercase;
  border-radius: var(--border-radius);
  font-weight: 700;
}

.badge-military {
  background-color: var(--color-olive);
  color: var(--color-white);
}

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

.mb-xs { margin-bottom: var(--space-xs); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.mt-xs { margin-top: var(--space-xs); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.hidden { display: none; }
.visible { display: block; }

/* Responsive visibility */
@media (max-width: 767px) {
  .hide-mobile { display: none; }
}

@media (min-width: 768px) {
  .hide-desktop { display: none; }
}