/* ==========================================
   GumBusters - Base Styles & Design System
   ========================================== */

:root {
  /* Colors - Blue Scheme */
  --color-primary: #1e3a8a; /* Deep blue */
  --color-primary-dark: #1e40af;
  --color-primary-light: #3b82f6;
  --color-accent: #60a5fa; /* Light blue accent */
  --color-accent-light: #93c5fd;
  --color-bg: #f0f7ff; /* Light blue background */
  --color-bg-alt: #ffffff;
  --color-text: #1e293b; /* Dark slate */
  --color-text-light: #64748b;
  --color-border: #cbd5e1;
  
  /* Typography */
  --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  
  /* Layout */
  --max-width: 1200px;
  --section-padding: 4rem 1.5rem;
  --section-padding-mobile: 3rem 1.5rem;
  
  /* Transitions */
  --transition-base: 0.3s ease;
  --transition-fast: 0.2s ease;
}

/* ==========================================
   Reset & Base Styles
   ========================================== */

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

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

body {
  font-family: var(--font-family);
  font-weight: var(--font-weight-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  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: var(--font-weight-bold);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: var(--font-weight-extrabold);
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.02em;
}

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

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

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-light);
}

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

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

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 2px;
}

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

/* ==========================================
   Container & Layout
   ========================================== */

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

.section {
  padding: var(--section-padding);
}

@media (max-width: 768px) {
  .section {
    padding: var(--section-padding-mobile);
  }
}

/* ==========================================
   Buttons
   ========================================== */

.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  font-size: 1rem;
  font-weight: var(--font-weight-medium);
  text-align: center;
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  background-color: var(--color-primary);
  color: var(--color-bg-alt);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.btn:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-bg-alt);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  box-shadow: none;
}

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

.btn-large {
  padding: 1.125rem 2.5rem;
  font-size: 1.125rem;
}

/* ==========================================
   Header & Navigation
   ========================================== */

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-bg-alt);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  padding: 1rem 0;
}

.header-container {
  margin: 0 3%;
  padding: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  height: 60px;
  width: auto;
}

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

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

.nav-link {
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  padding: 0.5rem 0;
  position: relative;
}

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

.nav-link:hover::after,
.nav-link:focus-visible::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-text);
  font-size: 2rem;
  position: relative;
  width: 2.5rem;
  height: 2.5rem;
  align-items: center;
  justify-content: center;
}

.nav-toggle span {
  display: block;
  transition: opacity var(--transition-base), transform var(--transition-base);
  line-height: 1;
}

.nav-toggle[aria-expanded="true"] span:first-child {
  opacity: 0;
  transform: rotate(90deg);
}

.nav-toggle::before,
.nav-toggle::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1.5rem;
  height: 2px;
  background-color: var(--color-text);
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.nav-toggle::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.nav-toggle::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.nav-toggle[aria-expanded="true"]::before,
.nav-toggle[aria-expanded="true"]::after {
  opacity: 1;
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 2px;
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }
  
  .nav-list {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background-color: var(--color-bg-alt);
    flex-direction: column;
    padding: var(--spacing-lg);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    gap: var(--spacing-md);
  }
  
  .nav-list.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-link {
    font-size: 1.125rem;
  }
}

/* ==========================================
   Footer
   ========================================== */

.footer {
  background-color: var(--color-primary-dark);
  color: var(--color-bg-alt);
  padding: var(--spacing-lg) var(--spacing-md);
  margin-top: var(--spacing-3xl);
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  text-align: center;
}

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

.footer-section h4 {
  color: var(--color-bg-alt);
  margin-bottom: var(--spacing-sm);
  font-size: 1rem;
}

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

.footer-link {
  color: rgba(255, 255, 255, 0.8);
  display: block;
  padding: 0.25rem 0;
  transition: color var(--transition-fast);
  font-size: 0.9375rem;
  text-align: center;
}

.footer-link:hover {
  color: var(--color-bg-alt);
}

.footer-bottom {
  max-width: var(--max-width);
  margin: var(--spacing-md) auto 0;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.8125rem;
}

/* ==========================================
   Form Styles
   ========================================== */

.form-group {
  margin-bottom: var(--spacing-lg);
}

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

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.875rem;
  border: 2px solid var(--color-border);
  border-radius: 0.5rem;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-fast);
  background-color: var(--color-bg-alt);
}

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

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

.honeypot {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
}

.form-message {
  padding: var(--spacing-md);
  border-radius: 0.5rem;
  margin-bottom: var(--spacing-lg);
  font-weight: var(--font-weight-medium);
}

.form-message.success {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.form-message.error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* ==========================================
   Utility Classes
   ========================================== */

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

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

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