/* ============================================
   PINATUBO CONSULTANCY - DESIGN SYSTEM
   ============================================ */

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

/* ============================================
   CSS VARIABLES (Design Tokens)
   ============================================ */
:root {
  /* Brand Colors */
  --color-primary: #A7B8A8;
  /* Sage Green - Growth, harmony */
  --color-secondary: #2F3237;
  /* Slate Grey - Text, strong contrast */
  --color-accent: #D32F2F;
  /* Red from logo - Minimal use only */
  --color-white: #FFFFFF;
  --color-light-grey: #F4F4F4;
  --color-dark-overlay: rgba(0, 0, 0, 0.5);

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.9);
  --glass-blur: 10px;
  --glass-border: rgba(255, 255, 255, 0.3);

  /* Typography */
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Lato', sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;

  /* Shadows */
  --shadow-soft: 0px 10px 30px rgba(0, 0, 0, 0.08);
  --shadow-medium: 0px 15px 40px rgba(0, 0, 0, 0.12);
  --shadow-strong: 0px 20px 50px rgba(0, 0, 0, 0.16);

  /* Border Radius */
  --radius-default: 15px;
  --radius-small: 8px;
  --radius-large: 25px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ============================================
   GLOBAL RESET & BASE STYLES
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--color-secondary);
  background-color: var(--color-white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

h1 {
  font-size: 3rem;
  font-weight: 700;
}

h2 {
  font-size: 2.5rem;
  font-weight: 600;
}

h3 {
  font-size: 2rem;
  font-weight: 600;
}

h4 {
  font-size: 1.5rem;
}

h5 {
  font-size: 1.25rem;
}

h6 {
  font-size: 1rem;
}

p {
  margin-bottom: var(--spacing-sm);
  color: var(--color-secondary);
  line-height: 1.8;
}

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

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

/* ============================================
   GLASSMORPHISM UTILITIES
   ============================================ */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-radius: var(--radius-default);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-soft);
  padding: var(--spacing-md);
  transition: var(--transition-normal);
}

.glass-card:hover {
  box-shadow: var(--shadow-medium);
  transform: translateY(-5px);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-block;
  padding: 1rem 2rem;
  border-radius: var(--radius-default);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  text-align: center;
  cursor: pointer;
  border: none;
  transition: var(--transition-normal);
  text-decoration: none;
}

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

.btn-primary:hover {
  background-color: #93a394;
  box-shadow: var(--shadow-medium);
  transform: translateY(-3px);
  color: var(--color-white);
}

.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-white);
}

.btn-large {
  padding: 1.25rem 2.5rem;
  font-size: 1.125rem;
}

/* ============================================
   CONTAINER & GRID
   ============================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container-wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.grid {
  display: grid;
  gap: var(--spacing-md);
}

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

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

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

/* ============================================
   SECTIONS
   ============================================ */
section {
  padding: var(--spacing-xl) 0;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.section-subtitle {
  text-align: center;
  color: #666;
  font-size: 1.125rem;
  max-width: 700px;
  margin: 0 auto var(--spacing-lg);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
  transition: var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 2px 30px rgba(0, 0, 0, 0.1);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem var(--spacing-md);
  max-width: 1400px;
  margin: 0 auto;
}

.nav-logo img {
  height: 70px;
  width: auto;
  transition: var(--transition-normal);
}

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

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav-menu a {
  color: var(--color-secondary);
  font-weight: 500;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.nav-menu a:hover {
  color: var(--color-primary);
}

.nav-menu .dropdown {
  position: relative;
}

.dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  min-width: 250px;
  border-radius: var(--radius-default);
  box-shadow: var(--shadow-medium);
  padding: var(--spacing-sm);
  margin-top: 0.5rem;
}

.dropdown:hover .dropdown-content {
  display: block;
}

.dropdown-content a {
  display: block;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-small);
  transition: var(--transition-fast);
}

.dropdown-content a:hover {
  background: rgba(167, 184, 168, 0.1);
  color: var(--color-primary);
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background-color: var(--color-secondary);
  border-radius: 2px;
  transition: var(--transition-fast);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  margin-top: 70px;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-dark-overlay);
  z-index: -1;
}

.hero-content {
  max-width: 900px;
  padding: 0 var(--spacing-md);
  color: var(--color-white);
}

.hero-content h1 {
  color: var(--color-white);
  font-size: 3.5rem;
  margin-bottom: var(--spacing-md);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-content p {
  color: var(--color-white);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-lg);
  text-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

.trust-bar {
  margin-top: var(--spacing-md);
  font-size: 1rem;
  opacity: 0.95;
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

/* ============================================
   SERVICE CARDS
   ============================================ */
.service-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  border-radius: var(--radius-default);
  padding: var(--spacing-md);
  text-align: center;
  box-shadow: var(--shadow-soft);
  transition: var(--transition-normal);
  border: 1px solid var(--glass-border);
  cursor: pointer;
}

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

.service-icon {
  font-size: 3rem;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.service-card h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
}

.service-card p {
  color: #666;
  margin-bottom: var(--spacing-md);
}

.service-card .btn {
  margin-top: auto;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background-color: var(--color-secondary);
  color: var(--color-white);
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-section h4 {
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
}

.footer-section p,
.footer-section a {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95rem;
  line-height: 1.8;
}

.footer-section a:hover {
  color: var(--color-primary);
}

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

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
}

/* ============================================
   WHATSAPP WIDGET
   ============================================ */
.whatsapp-widget {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 999;
}

.whatsapp-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-medium);
  transition: var(--transition-normal);
  animation: pulse 2s infinite;
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-strong);
}

.whatsapp-btn svg {
  width: 35px;
  height: 35px;
  fill: var(--color-white);
}

@keyframes pulse {

  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(167, 184, 168, 0.7);
  }

  50% {
    box-shadow: 0 0 0 15px rgba(167, 184, 168, 0);
  }
}

/* ============================================
   MOBILE STICKY BUTTON
   ============================================ */
.mobile-sticky-btn {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 998;
  background-color: var(--color-primary);
  box-shadow: 0 -2px 20px rgba(0, 0, 0, 0.1);
}

.mobile-sticky-btn .btn {
  width: 100%;
  border-radius: 0;
  padding: 1.25rem;
}

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

.mt-1 {
  margin-top: var(--spacing-xs);
}

.mt-2 {
  margin-top: var(--spacing-sm);
}

.mt-3 {
  margin-top: var(--spacing-md);
}

.mt-4 {
  margin-top: var(--spacing-lg);
}

.mb-1 {
  margin-bottom: var(--spacing-xs);
}

.mb-2 {
  margin-bottom: var(--spacing-sm);
}

.mb-3 {
  margin-bottom: var(--spacing-md);
}

.mb-4 {
  margin-bottom: var(--spacing-lg);
}

.hidden {
  display: none !important;
}

.visible {
  display: block !important;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  h3 {
    font-size: 1.75rem;
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {

  /* Typography */
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  h3 {
    font-size: 1.5rem;
  }

  .hero-content h1 {
    font-size: 2.25rem;
  }

  /* Navigation - Mobile Menu */
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    width: 100%;
    text-align: center;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-medium);
    padding: var(--spacing-md);
    align-items: flex-start;
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-menu li {
    width: 100%;
  }

  .nav-menu a {
    display: block;
    padding: 1rem;
  }

  .hamburger {
    display: flex;
  }

  .dropdown-content {
    position: static;
    display: none;
    box-shadow: none;
    background: rgba(167, 184, 168, 0.1);
    margin-top: 0.5rem;
  }

  .dropdown.active .dropdown-content {
    display: block;
  }

  /* Grids */
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  /* Mobile Sticky Button */
  .mobile-sticky-btn {
    display: block;
  }

  /* WhatsApp widget adjustment */
  .whatsapp-widget {
    bottom: 90px;
  }

  /* Hero */
  .hero {
    height: auto;
    min-height: 500px;
    padding: var(--spacing-xl) 0;
  }

  /* Spacing */
  section {
    padding: var(--spacing-md) 0;
  }
}

@media (max-width: 480px) {
  .trust-bar {
    flex-direction: column;
    gap: var(--spacing-xs);
  }

  .btn {
    padding: 0.875rem 1.5rem;
  }

  .whatsapp-btn {
    width: 50px;
    height: 50px;
  }

  .whatsapp-btn svg {
    width: 28px;
    height: 28px;
  }
}