/*
FILE: styles.css
ROLE: Main stylesheet for Tumbleweed Tactical website
COPY SOURCE: /copy/tt-copy-blocks.txt
LEGAL NOTE: Merchandise only. No firearms or NFA items sold online.
*/

/* ============================================
   CSS VARIABLES
   ============================================ */

:root {
  /* Colors - Earthy Wyoming palette */
  --color-primary: #2C3E2D;        /* Forest green */
  --color-secondary: #8B7355;      /* Desert tan */
  --color-accent: #C4A35A;         /* Gold/wheat */
  --color-background: #F5F3EF;     /* Off-white/cream */
  --color-surface: #FFFFFF;        /* Pure white */
  --color-text: #1A1A1A;           /* Near black */
  --color-text-light: #666666;     /* Gray */
  --color-border: #D4D0C8;         /* Light border */
  --color-error: #8B0000;          /* Dark red */
  
  /* Typography */
  --font-heading: 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Helvetica Neue', Arial, sans-serif;
  
  /* Font sizes - mobile-first base */
  --text-xs: 0.75rem;      /* 12px */
  --text-sm: 0.875rem;     /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-lg: 1.125rem;     /* 18px */
  --text-xl: 1.25rem;      /* 20px */
  --text-2xl: 1.5rem;      /* 24px */
  --text-3xl: 1.875rem;    /* 30px */
  --text-4xl: 2.25rem;     /* 36px */
  
  /* Spacing */
  --space-xs: 0.25rem;     /* 4px */
  --space-sm: 0.5rem;      /* 8px */
  --space-md: 1rem;        /* 16px */
  --space-lg: 1.5rem;      /* 24px */
  --space-xl: 2rem;        /* 32px */
  --space-2xl: 3rem;       /* 48px */
  --space-3xl: 4rem;       /* 64px */
  
  /* Layout */
  --max-width: 1200px;
  --border-radius: 4px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */

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

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

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

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

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

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

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

ul, ol {
  list-style: none;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

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

.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;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

h1 {
  font-size: var(--text-3xl);
}

h2 {
  font-size: var(--text-2xl);
}

h3 {
  font-size: var(--text-xl);
}

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

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

.text-small {
  font-size: var(--text-sm);
}

.text-muted {
  color: var(--color-text-light);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  font-size: var(--text-base);
  font-weight: 600;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--border-radius);
  transition: all var(--transition-base);
  cursor: pointer;
}

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

.btn-primary:hover {
  background-color: var(--color-secondary);
  color: var(--color-surface);
}

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

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-surface);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.site-header {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 60px;
}

.logo {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

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

/* Mobile Navigation */
.nav-toggle {
  display: block;
  width: 30px;
  height: 30px;
  position: relative;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-primary);
  position: absolute;
  left: 3px;
  transition: all var(--transition-fast);
}

.nav-toggle span {
  top: 14px;
}

.nav-toggle span::before {
  content: '';
  top: -7px;
}

.nav-toggle span::after {
  content: '';
  top: 7px;
}

.nav-toggle[aria-expanded="true"] span {
  background-color: transparent;
}

.nav-toggle[aria-expanded="true"] span::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span::after {
  top: 0;
  transform: rotate(-45deg);
}

.main-nav {
  position: absolute;
  top: 60px;
  left: 0;
  right: 0;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.main-nav.is-open {
  max-height: 300px;
}

.main-nav ul {
  padding: var(--space-md);
}

.main-nav li {
  margin-bottom: var(--space-sm);
}

.main-nav a {
  display: block;
  padding: var(--space-sm) 0;
  font-weight: 500;
  color: var(--color-text);
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--color-primary);
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
  background-color: var(--color-primary);
  color: var(--color-surface);
  padding: var(--space-2xl) 0 var(--space-lg);
  margin-top: var(--space-3xl);
}

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

.footer-brand {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.footer-tagline {
  font-size: var(--text-sm);
  opacity: 0.8;
}

.footer-links h4 {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
  opacity: 0.9;
}

.footer-links ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-lg);
}

.footer-links a {
  color: var(--color-surface);
  opacity: 0.8;
  font-size: var(--text-sm);
}

.footer-links a:hover {
  opacity: 1;
}

.footer-legal {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: var(--space-lg);
  text-align: center;
}

.legal-disclaimer {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.copyright {
  font-size: var(--text-xs);
  opacity: 0.7;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
  background-color: var(--color-primary);
  color: var(--color-surface);
  padding: var(--space-3xl) 0;
  text-align: center;
}

.hero-logo {
  width: 700px;
  height: 120px;
  margin: 0 auto var(--space-lg);
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.hero h1 {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-md);
  letter-spacing: 0.02em;
}

.hero-tagline {
  font-size: var(--text-lg);
  opacity: 0.9;
  margin-bottom: var(--space-xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  margin-top: var(--space-xl);
}

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

.hero .btn-primary:hover {
  background-color: var(--color-surface);
}

/* ============================================
   SECTIONS
   ============================================ */

.section {
  padding: var(--space-2xl) 0;
}

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

.section-header h2 {
  color: var(--color-primary);
}

/* ============================================
   PRODUCT GRID
   ============================================ */

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.product-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: box-shadow var(--transition-base);
}

.product-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.product-image {
  aspect-ratio: 1;
  background-color: var(--color-background);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.product-info {
  padding: var(--space-md);
}

.product-name {
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.product-type {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================
   BRAND STORY SECTION
   ============================================ */

.brand-story {
  background-color: var(--color-surface);
  padding: var(--space-2xl) 0;
}

.brand-story-content {
  max-width: 700px;
  margin: 0 auto;
}

.brand-story h2 {
  text-align: center;
  color: var(--color-primary);
}

.brand-values {
  margin-top: var(--space-xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.brand-values h3 {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.brand-values ul {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
}

.brand-values li {
  padding: var(--space-sm) 0;
  padding-left: var(--space-lg);
  position: relative;
}

.brand-values li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

/* ============================================
   EMAIL SIGNUP
   ============================================ */

.email-signup {
  background-color: var(--color-secondary);
  color: var(--color-surface);
  padding: var(--space-2xl) 0;
  text-align: center;
}

.email-signup h2 {
  margin-bottom: var(--space-sm);
}

.email-signup p {
  opacity: 0.9;
  margin-bottom: var(--space-lg);
}

.signup-form {
  max-width: 400px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-xs);
  font-size: var(--text-sm);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-base);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  background-color: var(--color-surface);
  transition: border-color var(--transition-fast);
}

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

.signup-form .btn-primary {
  width: 100%;
  background-color: var(--color-primary);
}

.privacy-note {
  font-size: var(--text-xs);
  opacity: 0.8;
  margin-top: var(--space-sm);
}

/* ============================================
   SOCIAL LINKS
   ============================================ */

.social-links {
  padding: var(--space-xl) 0;
  text-align: center;
}

.social-links h3 {
  margin-bottom: var(--space-md);
}

.social-icons {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
}

.social-icon {
  width: 44px;
  height: 44px;
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  color: var(--color-text-light);
  transition: all var(--transition-base);
}

.social-icon:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-surface);
}

/* ============================================
   SHOP PAGE
   ============================================ */

.shop-intro {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.shop-intro p {
  max-width: 600px;
  margin: 0 auto;
}

.category-section {
  margin-bottom: var(--space-2xl);
}

.category-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-primary);
}

.category-header h2 {
  margin-bottom: 0;
  color: var(--color-primary);
}

.category-count {
  font-size: var(--text-sm);
  color: var(--color-text-light);
}

.category-description {
  margin-bottom: var(--space-lg);
  color: var(--color-text-light);
}

.shop-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.shop-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.shop-card-image {
  aspect-ratio: 1;
  background-color: var(--color-background);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.shop-card-name {
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.shop-card-price {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.shop-card-note {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  font-style: italic;
}

.external-link-notice {
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--space-md);
  margin-top: var(--space-xl);
  text-align: center;
  font-size: var(--text-sm);
  color: var(--color-text-light);
}

/* ============================================
   ABOUT PAGE
   ============================================ */

.about-hero {
  background-color: var(--color-primary);
  color: var(--color-surface);
  padding: var(--space-2xl) 0;
  text-align: center;
}

.about-hero h1 {
  margin-bottom: var(--space-sm);
}

.about-hero p {
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto;
}

.values-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.value-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
}

.value-card h3 {
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.safety-section {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--space-xl);
  margin-top: var(--space-xl);
}

.safety-section h2 {
  color: var(--color-primary);
  text-align: center;
  margin-bottom: var(--space-md);
}

/* ============================================
   FAQ PAGE
   ============================================ */

.faq-intro {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  margin-bottom: var(--space-md);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  text-align: left;
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  background-color: var(--color-surface);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color var(--transition-fast);
}

.faq-question:hover {
  background-color: var(--color-background);
}

.faq-question::after {
  content: '+';
  font-size: var(--text-xl);
  font-weight: 400;
  color: var(--color-primary);
  margin-left: var(--space-md);
  transition: transform var(--transition-fast);
}

.faq-item.is-open .faq-question::after {
  transform: rotate(45deg);
}

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

.faq-item.is-open .faq-answer {
  max-height: 500px;
}

.faq-answer-content {
  padding: 0 var(--space-lg) var(--space-md);
  color: var(--color-text-light);
}

.faq-answer-content p {
  margin-bottom: var(--space-sm);
}

.faq-answer-content p:last-child {
  margin-bottom: 0;
}

.important-faq {
  border-color: var(--color-primary);
  border-width: 2px;
}

.important-faq .faq-question {
  color: var(--color-primary);
}

/* ============================================
   CONTACT PAGE
   ============================================ */

.contact-intro {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  max-width: 800px;
  margin: 0 auto;
}

.contact-form-section {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
}

.contact-info-section {
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
}

.contact-info-section h3 {
  margin-bottom: var(--space-md);
  color: var(--color-primary);
}

.contact-info-item {
  margin-bottom: var(--space-md);
}

.contact-info-item h4 {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
  margin-bottom: var(--space-xs);
}

.contact-info-item p {
  margin-bottom: 0;
}

.response-note {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-sm);
  color: var(--color-text-light);
  font-style: italic;
}

.form-row {
  margin-bottom: var(--space-md);
}

.form-row label {
  display: block;
  margin-bottom: var(--space-xs);
  font-size: var(--text-sm);
  font-weight: 500;
}

.form-row input,
.form-row textarea,
.form-row select {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-base);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  background-color: var(--color-background);
}

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

.form-row textarea {
  min-height: 120px;
  resize: vertical;
}

.required {
  color: var(--color-error);
}

/* ============================================
   TABLET STYLES (768px+)
   ============================================ */

@media (min-width: 768px) {
  :root {
    --text-3xl: 2.25rem;    /* 36px */
    --text-4xl: 3rem;       /* 48px */
  }
  
  .container {
    padding: 0 var(--space-xl);
  }
  
  /* Header */
  .header-container {
    height: 70px;
  }
  
  .nav-toggle {
    display: none;
  }
  
  .main-nav {
    position: static;
    max-height: none;
    border: none;
    background: transparent;
  }
  
  .main-nav ul {
    display: flex;
    gap: var(--space-xl);
    padding: 0;
  }
  
  .main-nav li {
    margin-bottom: 0;
  }
  
  /* Hero */
  .hero {
    padding: var(--space-3xl) 0;
  }
  
  .hero h1 {
    font-size: var(--text-4xl);
  }
  
  .hero-logo {
    width: 150px;
    height: 150px;
  }
  
  /* Product grids */
  .product-grid,
  .shop-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
  }
  
  /* Brand values */
  .brand-values ul {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* Values grid */
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* Footer */
  .footer-content {
    grid-template-columns: 2fr 1fr;
  }
  
  /* Contact */
  .contact-grid {
    grid-template-columns: 2fr 1fr;
  }
}

/* ============================================
   DESKTOP STYLES (1024px+)
   ============================================ */

@media (min-width: 1024px) {
  :root {
    --text-4xl: 3.75rem;    /* 60px */
  }
  
  /* Hero */
  .hero {
    padding: 5rem 0;
  }
  
  .hero-logo {
    width: 700px;
    height: 180px;
  }
  
  /* Sections */
  .section {
    padding: 3rem 0;
  }
  
  /* Values grid */
  .values-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  /* Shop grid */
  .shop-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --color-primary: #000000;
    --color-text: #000000;
    --color-border: #000000;
  }
}