/* ==========================================================================
   GLS Refrigeration and Air Conditioning - Contact Page Stylesheet
   ========================================================================== */

/* Universal Styles & CSS Variables */
:root {
  /* Color Palette */
  --color-bg-dark: #0a0f1a;
  --color-bg-medium: #151b28;
  --color-bg-light: #1f2937;
  --color-text-primary: #f3f4f6;
  --color-text-secondary: #d1d5db;
  --color-text-muted: #9ca3af;
  --color-accent-teal: #14b8a6;
  --color-accent-teal-dark: #0d9488;
  --color-accent-red: #ef4444;
  --color-accent-red-dark: #dc2626;
  --color-border: #374151;
  --color-whatsapp: #25d366;
  
  /* Typography */
  --font-primary: 'Barlow', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Crimson Text', Georgia, 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;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.4);
}

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

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

body {
  font-family: var(--font-primary);
  background-color: var(--color-bg-dark);
  color: var(--color-text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

a:hover {
  color: var(--color-accent-red);
}

/* Container for Centering Content */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* ==========================================================================
   Animations & Transitions
   ========================================================================== */

[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

[data-animate].animate {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
  position: relative;
  background: linear-gradient(135deg, rgba(10, 15, 26, 0.85), rgba(21, 27, 40, 0.9)), 
              url("images/AC2.jpeg") center center/cover no-repeat;
  min-height: 70vh;
  display: flex;
  flex-direction: column;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(20, 184, 166, 0.08) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(239, 68, 68, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.hero-overlay {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--spacing-lg);
  position: relative;
  z-index: 1;
}

/* Navigation */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: var(--spacing-md);
}

.logo img {
  height: 52px;
  width: 52px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-accent-teal);
  box-shadow: 0 0 20px rgba(20, 184, 166, 0.3);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.logo img:hover {
  transform: scale(1.05);
  box-shadow: 0 0 30px rgba(20, 184, 166, 0.5);
}

.nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  align-items: flex-end;
}

.nav-links a {
  text-decoration: none;
  color: var(--color-text-primary);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.5px;
  transition: color var(--transition-base), transform var(--transition-base);
  display: inline-block;
  position: relative;
  padding: 0.25rem 0;
}

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

.nav-links a:hover {
  color: var(--color-accent-teal);
  transform: translateX(-3px);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-links a[aria-current="page"] {
  color: var(--color-accent-teal);
}

/* Hero Content */
.hero-container {
  max-width: 680px;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  padding-bottom: var(--spacing-3xl);
  margin-top: auto;
}

.hero-content-box {
  background: linear-gradient(135deg, rgba(31, 41, 55, 0.95), rgba(21, 27, 40, 0.98));
  padding: var(--spacing-xl);
  border-radius: 12px;
  border: 1px solid rgba(20, 184, 166, 0.2);
  box-shadow: var(--shadow-xl);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.hero-content-box::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(135deg, var(--color-accent-teal), var(--color-accent-red));
  border-radius: 12px;
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: -1;
}

.hero-content-box:hover::before {
  opacity: 0.1;
}

.hero-content-box h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
  line-height: 1.2;
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-text-primary), var(--color-accent-teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content-box p {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* ==========================================================================
   Contact Information Section
   ========================================================================== */

.contact-info-section {
  background: linear-gradient(180deg, var(--color-bg-medium), var(--color-bg-dark));
  padding: var(--spacing-3xl) var(--spacing-md);
  position: relative;
}

.contact-info-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.contact-info-section h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: var(--color-accent-red);
  margin-bottom: var(--spacing-md);
  text-align: center;
  font-weight: 700;
}

.section-intro {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--color-text-secondary);
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-2xl);
  line-height: 1.8;
}

.contact-methods {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.contact-method-card {
  background: linear-gradient(135deg, var(--color-bg-light), var(--color-bg-medium));
  border: 1px solid var(--color-border);
  padding: var(--spacing-xl);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.contact-method-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent-teal), var(--color-accent-red));
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.contact-method-card:hover::before {
  transform: scaleX(1);
}

.contact-method-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent-teal);
}

.method-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--color-accent-teal), var(--color-accent-teal-dark));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  box-shadow: 0 4px 15px rgba(20, 184, 166, 0.3);
}

.method-icon.whatsapp {
  background: linear-gradient(135deg, var(--color-whatsapp), #1da851);
}

.method-icon i {
  font-size: 2rem;
  color: var(--color-bg-dark);
}

.contact-method-card h3 {
  font-size: 1.4rem;
  color: var(--color-accent-red);
  margin-bottom: var(--spacing-sm);
  font-weight: 700;
}

.contact-method-card p {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
}

.method-link {
  display: inline-block;
  color: var(--color-accent-teal);
  font-weight: 600;
  padding: 0.5rem 1rem;
  border: 2px solid var(--color-accent-teal);
  border-radius: 6px;
  transition: all var(--transition-base);
}

.method-link:hover {
  background: var(--color-accent-teal);
  color: var(--color-bg-dark);
  transform: translateY(-2px);
}

/* ==========================================================================
   Contact Form Section
   ========================================================================== */

.contact-form-section {
  background: linear-gradient(180deg, var(--color-bg-dark), var(--color-bg-light));
  padding: var(--spacing-3xl) var(--spacing-md);
  position: relative;
}

.contact-form-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.form-wrapper {
  max-width: 800px;
  margin: 0 auto;
}

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

.form-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: var(--color-accent-teal);
  margin-bottom: var(--spacing-md);
  font-weight: 700;
}

.form-header p {
  font-size: clamp(1rem, 2vw, 1.1rem);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

.contact-form {
  background: linear-gradient(135deg, var(--color-bg-light), var(--color-bg-medium));
  border: 1px solid var(--color-border);
  padding: var(--spacing-2xl);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  display: grid;
  gap: var(--spacing-lg);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-group label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.form-group label i {
  color: var(--color-accent-teal);
  font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 1rem;
  background: var(--color-bg-dark);
  border: 2px solid var(--color-border);
  border-radius: 8px;
  font-size: 1rem;
  font-family: var(--font-primary);
  color: var(--color-text-primary);
  transition: all var(--transition-base);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-muted);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent-teal);
  box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.1);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2314b8a6' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

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

.submit-btn {
  background: linear-gradient(135deg, var(--color-whatsapp), #1da851);
  color: white;
  padding: 1.2rem 2.5rem;
  border: none;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 700;
  font-family: var(--font-primary);
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.submit-btn i {
  font-size: 1.5rem;
}

.submit-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, #1da851, var(--color-whatsapp));
}

.submit-btn:active {
  transform: translateY(-1px);
}

.form-note {
  text-align: center;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-sm);
}

.form-note i {
  color: var(--color-accent-teal);
}

/* Success Message */
.success-message {
  display: none;
  background: linear-gradient(135deg, var(--color-bg-light), var(--color-bg-medium));
  border: 2px solid var(--color-whatsapp);
  padding: var(--spacing-2xl);
  border-radius: 12px;
  text-align: center;
  box-shadow: var(--shadow-xl);
  animation: slideIn 0.5s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.success-icon {
  width: 80px;
  height: 80px;
  background: var(--color-whatsapp);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  animation: pulse 1.5s ease infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
  }
}

.success-icon i {
  font-size: 2.5rem;
  color: white;
}

.success-message h3 {
  font-size: 2rem;
  color: var(--color-whatsapp);
  margin-bottom: var(--spacing-sm);
  font-weight: 700;
}

.success-message p {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
}

/* ==========================================================================
   Map Section
   ========================================================================== */

.map-section {
  background: linear-gradient(180deg, var(--color-bg-light), var(--color-bg-dark));
  padding: var(--spacing-3xl) var(--spacing-md);
  position: relative;
}

.map-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.map-section h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: var(--color-accent-red);
  margin-bottom: var(--spacing-2xl);
  text-align: center;
  font-weight: 700;
}

.map-container {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 2px solid var(--color-border);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.map-container:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 50px rgba(20, 184, 166, 0.2);
}

.map-container iframe {
  display: block;
  filter: grayscale(20%) contrast(1.1);
}

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

.site-footer {
  background: linear-gradient(180deg, var(--color-bg-dark), #050810);
  color: var(--color-text-primary);
  padding: var(--spacing-3xl) var(--spacing-md) var(--spacing-lg);
  position: relative;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.footer-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
  align-items: center;
  justify-content: center;
  max-width: 1100px;
  margin: 0 auto;
}

.footer-text {
  flex: 1;
  max-width: 550px;
  text-align: center;
}

.footer-text h3 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--color-accent-teal);
  margin-bottom: var(--spacing-lg);
  font-weight: 700;
}

.footer-text p {
  margin-bottom: var(--spacing-md);
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.footer-contact-info {
  margin-top: var(--spacing-sm);
}

.footer-text strong {
  color: var(--color-accent-red);
  font-weight: 700;
}

.footer-text a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-base);
  border-bottom: 1px solid transparent;
}

.footer-text a:hover {
  color: var(--color-accent-teal);
  border-bottom-color: var(--color-accent-teal);
}

.footer-text .footer-btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--color-accent-red), var(--color-accent-red-dark));
  color: var(--color-text-primary);
  padding: 1rem 2rem;
  border-radius: 8px;
  margin-top: var(--spacing-lg);
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-md);
  border: 2px solid transparent;
  border-bottom: none;
}

.footer-text .footer-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent-red);
}

.footer-img {
  flex: 1;
  display: flex;
  justify-content: center;
}

.footer-img img {
  width: 100%;
  max-width: 450px;
  border-radius: 12px;
  object-fit: cover;
  height: auto;
  box-shadow: var(--shadow-xl);
  border: 2px solid var(--color-border);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.footer-img img:hover {
  transform: scale(1.02);
  box-shadow: 0 12px 50px rgba(20, 184, 166, 0.2);
}

.footer-bottom {
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  text-align: center;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

/* Tablet (768px to 1023px) */
@media (min-width: 768px) {
  .hero-container {
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
  }

  .footer-container {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-3xl);
  }

  .footer-text {
    text-align: left;
  }

  .contact-methods {
    grid-template-columns: repeat(2, 1fr);
  }

  .form-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Desktop (1024px and up) */
@media (min-width: 1024px) {
  .hero-overlay {
    padding: var(--spacing-xl) var(--spacing-3xl);
  }

  .navbar {
    padding-bottom: var(--spacing-xl);
  }

  .nav-links a {
    font-size: 1rem;
  }

  .hero-container {
    padding-left: var(--spacing-3xl);
    padding-right: var(--spacing-3xl);
    max-width: 760px;
  }

  .hero-content-box {
    padding: var(--spacing-2xl);
  }

  .contact-methods {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Mobile (Max 767px) */
@media (max-width: 767px) {
  :root {
    --spacing-xs: 0.375rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 2.5rem;
    --spacing-3xl: 3rem;
  }

  .hero {
    min-height: 60vh;
  }

  .hero-overlay {
    padding: var(--spacing-md);
  }

  .logo img {
    height: 44px;
    width: 44px;
  }

  .nav-links {
    gap: 0.375rem;
  }

  .nav-links a {
    font-size: 0.875rem;
  }

  .hero-container {
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
    max-width: 100%;
    gap: var(--spacing-md);
    padding-bottom: var(--spacing-xl);
  }

  .hero-content-box {
    padding: var(--spacing-lg);
  }

  .contact-info-section,
  .contact-form-section,
  .map-section,
  .site-footer {
    padding: var(--spacing-2xl) var(--spacing-md);
  }

  .contact-methods {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .contact-form {
    padding: var(--spacing-lg);
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .submit-btn {
    padding: 1rem 2rem;
    font-size: 1rem;
  }

  .footer-container {
    gap: var(--spacing-xl);
  }

  .footer-img img {
    max-width: 100%;
  }

  .footer-bottom {
    margin-top: var(--spacing-lg);
    font-size: 0.8rem;
  }
}

/* Extra Small Mobile (Max 375px) */
@media (max-width: 375px) {
  .hero-content-box {
    padding: var(--spacing-md);
  }

  .contact-form {
    padding: var(--spacing-md);
  }

  .submit-btn {
    padding: 0.875rem 1.5rem;
    font-size: 0.9rem;
  }

  .footer-text .footer-btn {
    padding: 0.875rem 1.5rem;
    font-size: 0.9rem;
  }
}

/* Large Desktop (1440px and up) */
@media (min-width: 1440px) {
  .container {
    max-width: 1400px;
  }

  .contact-methods,
  .footer-container {
    max-width: 1400px;
  }
}

/* Print Styles */
@media print {
  .hero {
    page-break-after: always;
  }

  .navbar,
  .submit-btn,
  .footer-btn,
  .map-container {
    display: none;
  }
}