/* ===================================
   CSS CUSTOM PROPERTIES (CSS VARIABLES)
   =================================== */
:root {
  /* Brand Colors from Plastasize Logo */
  --color-white: #ffffff;
  --color-phalo-blue: #004d7a;
  --color-yellow: #ffd700;
  
  /* Extended Color Palette */
  --color-text-primary: #333333;
  --color-text-secondary: #666666;
  --color-text-light: #999999;
  --color-background: var(--color-white);
  --color-surface: #f8f9fa;
  
  /* Typography Scale (Mobile-First) */
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 1.875rem;  /* 30px */
  --font-size-4xl: 2.25rem;   /* 36px */
  --font-size-5xl: 3rem;      /* 48px */
  
  /* Line Heights */
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  /* Font Weights */
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Spacing System (8px base unit) */
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;    /* 8px */
  --space-3: 0.75rem;   /* 12px */
  --space-4: 1rem;      /* 16px */
  --space-5: 1.25rem;   /* 20px */
  --space-6: 1.5rem;    /* 24px */
  --space-8: 2rem;      /* 32px */
  --space-10: 2.5rem;   /* 40px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */
  --space-20: 5rem;     /* 80px */
  --space-24: 6rem;     /* 96px */
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
  
  /* Breakpoints (for reference in media queries) */
  --breakpoint-sm: 640px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  --breakpoint-2xl: 1536px;
}

/* ===================================
   CSS RESET AND NORMALIZE
   =================================== */

/* Box sizing reset */
*,
*::before,
*::after {
  box-sizing: border-box;
}

/* Remove default margins and padding */
* {
  margin: 0;
  padding: 0;
}

/* Prevent font size inflation */
html {
  -moz-text-size-adjust: none;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  scroll-behavior: smooth;
}

/* Remove list styles on ul, ol elements with a list role */
ul[role='list'],
ol[role='list'] {
  list-style: none;
}

/* Set core body defaults */
body {
  min-height: 100vh;
  line-height: var(--line-height-normal);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Set shorter line heights on headings and interactive elements */
h1, h2, h3, h4, h5, h6,
button, input, label {
  line-height: var(--line-height-tight);
}

/* Balance text wrapping on headings */
h1, h2, h3, h4, h5, h6 {
  text-wrap: balance;
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

/* A elements that don't have a class get default styles */
a:not([class]) {
  text-decoration-skip-ink: auto;
  color: var(--color-phalo-blue);
}

/* Make images easier to work with */
img,
picture,
svg {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Remove built-in form typography styles */
input, button, textarea, select {
  font: inherit;
}

/* Make sure textareas without a rows attribute are not tiny */
textarea:not([rows]) {
  min-height: 10em;
}

/* Anything that has been anchored to should have extra scroll margin */
:target {
  scroll-margin-block: 5ex;
}

/* ===================================
   MOBILE-FIRST RESPONSIVE TYPOGRAPHY
   =================================== */

/* Base typography - Mobile first */
body {
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
}

/* Heading scale - Mobile */
h1 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-6);
}

h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-5);
}

h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-4);
}

h4 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-3);
}

h5 {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-3);
}

h6 {
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-2);
}

/* Paragraph and text elements */
p {
  margin-bottom: var(--space-4);
  max-width: 65ch; /* Optimal reading width */
}

/* Lists */
ul, ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

li {
  margin-bottom: var(--space-1);
}

/* Links */
a {
  color: var(--color-phalo-blue);
  text-decoration: underline;
  transition: color var(--transition-fast);
}

a:hover,
a:focus {
  color: var(--color-yellow);
  text-decoration: none;
}

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

/* ===================================
   RESPONSIVE TYPOGRAPHY - TABLET AND UP
   =================================== */

/* Tablet breakpoint (768px and up) */
@media (min-width: 768px) {
  body {
    font-size: var(--font-size-lg);
  }
  
  h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-8);
  }
  
  h2 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--space-6);
  }
  
  h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-5);
  }
  
  h4 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-4);
  }
  
  p {
    margin-bottom: var(--space-5);
  }
}

/* Desktop breakpoint (1024px and up) */
@media (min-width: 1024px) {
  h1 {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--space-10);
  }
  
  h2 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-8);
  }
  
  h3 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--space-6);
  }
}

/* ===================================
   CONSISTENT SPACING SYSTEM
   =================================== */

/* Section spacing */
.section {
  padding: var(--space-16) 0;
}

@media (min-width: 768px) {
  .section {
    padding: var(--space-20) 0;
  }
}

@media (min-width: 1024px) {
  .section {
    padding: var(--space-24) 0;
  }
}

/* Container spacing */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

@media (min-width: 640px) {
  .container {
    padding: 0 var(--space-6);
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 var(--space-8);
  }
}

/* Utility spacing classes */
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.p-1 { padding: var(--space-1); }
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-5 { padding: var(--space-5); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

/* ===================================
   RESPONSIVE GRID SYSTEM
   =================================== */

/* Flexible Layout Containers */
.grid {
  display: grid;
  gap: var(--space-4);
  width: 100%;
}

/* Mobile-first grid layouts */
.grid-1 { grid-template-columns: 1fr; }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr; }

/* Flexbox-based grid alternative */
.flex-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  width: 100%;
}

.flex-grid > * {
  flex: 1 1 100%; /* Full width on mobile */
  min-width: 0; /* Prevent flex items from overflowing */
}

/* ===================================
   RESPONSIVE BREAKPOINTS
   =================================== */

/* Small devices (640px and up) */
@media (min-width: 640px) {
  .grid {
    gap: var(--space-5);
  }
  
  .flex-grid {
    gap: var(--space-5);
  }
  
  /* 2-column layouts start at small breakpoint */
  .grid-2 { 
    grid-template-columns: repeat(2, 1fr); 
  }
  
  .flex-grid.cols-2 > * {
    flex: 1 1 calc(50% - var(--space-2));
  }
}

/* Medium devices (768px and up) - Tablet */
@media (min-width: 768px) {
  .grid {
    gap: var(--space-6);
  }
  
  .flex-grid {
    gap: var(--space-6);
  }
  
  /* 3-column layouts start at medium breakpoint */
  .grid-3 { 
    grid-template-columns: repeat(3, 1fr); 
  }
  
  .flex-grid.cols-3 > * {
    flex: 1 1 calc(33.333% - var(--space-4));
  }
  
  /* 2-column with better spacing */
  .flex-grid.cols-2 > * {
    flex: 1 1 calc(50% - var(--space-3));
  }
}

/* Large devices (1024px and up) - Desktop */
@media (min-width: 1024px) {
  .grid {
    gap: var(--space-8);
  }
  
  .flex-grid {
    gap: var(--space-8);
  }
  
  /* 4-column layouts start at large breakpoint */
  .grid-4 { 
    grid-template-columns: repeat(4, 1fr); 
  }
  
  .flex-grid.cols-4 > * {
    flex: 1 1 calc(25% - var(--space-6));
  }
  
  /* Refined spacing for other layouts */
  .flex-grid.cols-3 > * {
    flex: 1 1 calc(33.333% - var(--space-5));
  }
  
  .flex-grid.cols-2 > * {
    flex: 1 1 calc(50% - var(--space-4));
  }
}

/* Extra large devices (1280px and up) */
@media (min-width: 1280px) {
  .grid {
    gap: var(--space-10);
  }
  
  .flex-grid {
    gap: var(--space-10);
  }
}

/* ===================================
   LAYOUT UTILITIES
   =================================== */

/* Flexbox utilities */
.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.flex-row {
  flex-direction: row;
}

.flex-wrap {
  flex-wrap: wrap;
}

.flex-nowrap {
  flex-wrap: nowrap;
}

/* Alignment utilities */
.items-start {
  align-items: flex-start;
}

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

.items-end {
  align-items: flex-end;
}

.items-stretch {
  align-items: stretch;
}

.justify-start {
  justify-content: flex-start;
}

.justify-center {
  justify-content: center;
}

.justify-end {
  justify-content: flex-end;
}

.justify-between {
  justify-content: space-between;
}

.justify-around {
  justify-content: space-around;
}

.justify-evenly {
  justify-content: space-evenly;
}

/* Text alignment */
.text-left {
  text-align: left;
}

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

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

/* ===================================
   RESPONSIVE VISIBILITY
   =================================== */

/* Hide elements on mobile */
.hidden-mobile {
  display: none;
}

@media (min-width: 768px) {
  .hidden-mobile {
    display: block;
  }
}

/* Hide elements on desktop */
.hidden-desktop {
  display: block;
}

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

/* Show only on mobile */
.mobile-only {
  display: block;
}

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

/* Show only on desktop */
.desktop-only {
  display: none;
}

@media (min-width: 768px) {
  .desktop-only {
    display: block;
  }
}

/* ===================================
   CONTAINER VARIATIONS
   =================================== */

/* Full-width container */
.container-full {
  width: 100%;
  padding: 0 var(--space-4);
}

/* Narrow container for text content */
.container-narrow {
  width: 100%;
  max-width: 768px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* Wide container for larger layouts */
.container-wide {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

@media (min-width: 640px) {
  .container-full,
  .container-narrow,
  .container-wide {
    padding: 0 var(--space-6);
  }
}

@media (min-width: 1024px) {
  .container-full,
  .container-narrow,
  .container-wide {
    padding: 0 var(--space-8);
  }
}

/* ===================================
   ASPECT RATIO UTILITIES
   =================================== */

.aspect-square {
  aspect-ratio: 1 / 1;
}

.aspect-video {
  aspect-ratio: 16 / 9;
}

.aspect-photo {
  aspect-ratio: 4 / 3;
}

/* ===================================
   NAVIGATION COMPONENT
   =================================== */

/* Navigation Bar - Sticky positioning */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--color-white);
  border-bottom: 1px solid rgba(0, 77, 122, 0.1);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

/* Navigation Container */
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  position: relative;
}

@media (min-width: 640px) {
  .nav-container {
    padding: 0 var(--space-6);
  }
}

@media (min-width: 1024px) {
  .nav-container {
    padding: 0 var(--space-8);
  }
}

/* Logo Styling */
.nav-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  width: 33.333%; /* Take up 1/3 of the header width */
  max-width: 280px; /* Prevent it from getting too large on very wide screens */
}

.logo {
  height: 55px;
  width: auto;
  max-width: 100%;
  transition: transform var(--transition-fast);
}

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

@media (min-width: 768px) {
  .logo {
    height: 60px;
  }
}

@media (min-width: 1024px) {
  .logo {
    height: 65px;
  }
  
  .nav-logo {
    max-width: 320px;
  }
}

/* Navigation Menu */
.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
  gap: var(--space-8);
}

/* Responsive navigation adjustments */
@media (max-width: 767px) {
  .nav-menu {
    gap: var(--space-4);
  }
  
  .nav-link {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
  }
}

/* Navigation Items */
.nav-item {
  margin: 0;
}

/* Navigation Links */
.nav-link {
  display: block;
  padding: var(--space-3) var(--space-4);
  color: var(--color-text-primary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-base);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  position: relative;
  min-height: 44px; /* Minimum touch target */
  min-width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Navigation Link Hover Effects */
.nav-link:hover,
.nav-link:focus {
  color: var(--color-phalo-blue);
  background-color: rgba(0, 77, 122, 0.05);
  text-decoration: none;
  transform: translateY(-1px);
}

/* Active Navigation Link */
.nav-link.active {
  color: var(--color-phalo-blue);
  background-color: rgba(255, 215, 0, 0.1);
  border: 1px solid rgba(255, 215, 0, 0.3);
  font-weight: var(--font-weight-semibold);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background-color: var(--color-yellow);
  border-radius: 1px;
}

/* Enhanced active state for better visibility */
@media (min-width: 768px) {
  .nav-link.active {
    box-shadow: 0 2px 4px rgba(0, 77, 122, 0.1);
  }
  
  .nav-link.active::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.05), rgba(0, 77, 122, 0.05));
    border-radius: var(--radius-md);
    z-index: -1;
  }
}

/* Navigation scroll effects */
.navbar.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom-color: rgba(0, 77, 122, 0.2);
  box-shadow: var(--shadow-md);
}

/* ===================================
   HOME SECTION - HERO AREA
   =================================== */

/* Home Section Container */
.home-section {
  background: var(--color-phalo-blue);
  min-height: calc(100vh - 70px); /* Account for navbar height */
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-20) 0;
}

@media (min-width: 768px) {
  .home-section {
    padding: var(--space-24) 0;
  }
}

/* Hero Container */
.hero {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

@media (min-width: 640px) {
  .hero {
    padding: 0 var(--space-6);
  }
}

@media (min-width: 1024px) {
  .hero {
    padding: 0 var(--space-8);
  }
}

/* Hero Title - Responsive Typography */
.hero-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: var(--space-6);
  line-height: var(--line-height-tight);
  text-wrap: balance;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--space-8);
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 3.5rem; /* 56px */
    margin-bottom: var(--space-10);
  }
}

/* Hero Subtitle */
.hero-subtitle {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-medium);
  color: var(--color-yellow);
  margin-bottom: var(--space-6);
  line-height: var(--line-height-normal);
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-8);
  }
}

@media (min-width: 1024px) {
  .hero-subtitle {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--space-10);
  }
}

/* Hero Description */
.hero-description {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.9);
  line-height: var(--line-height-relaxed);
  max-width: 600px;
  margin: 0 auto var(--space-8);
  text-wrap: pretty;
}

@media (min-width: 768px) {
  .hero-description {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-10);
  }
}

@media (min-width: 1024px) {
  .hero-description {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-12);
  }
}

/* ===================================
   PRODUCTS AND SERVICES SECTION
   =================================== */

/* Products and Services Section */
.products-services-section {
  background-color: var(--color-surface);
  padding: var(--space-20) 0;
}

@media (min-width: 768px) {
  .products-services-section {
    padding: var(--space-24) 0;
  }
}

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 768px) {
  .section-header {
    margin-bottom: var(--space-16);
  }
}

/* Section Title */
.section-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-phalo-blue);
  margin-bottom: var(--space-4);
  text-wrap: balance;
}

@media (min-width: 768px) {
  .section-title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-6);
  }
}

@media (min-width: 1024px) {
  .section-title {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--space-8);
  }
}

/* Section Description */
.section-description {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  /*max-width: 600px; */
  max-width: 1000px;
  margin: 0 auto;
  text-wrap: pretty;
}

@media (min-width: 768px) {
  .section-description {
    font-size: var(--font-size-xl);
  }
}

/* Services Grid - Mobile-first responsive */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-top: var(--space-8);
}

@media (min-width: 640px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-10);
  }
}

/* Service Card */
.service-card {
  /* Styles moved to interactive elements section for enhanced hover effects */
}

@media (min-width: 768px) {
  .service-card {
    padding: var(--space-8);
  }
}

/* Service Card Title */
.service-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-phalo-blue);
  margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
  .service-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-5);
  }
}

/* Service Card Description */
.service-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  line-height: var(--line-height-relaxed);
  margin-bottom: 0;
}

@media (min-width: 768px) {
  .service-description {
    font-size: var(--font-size-base);
  }
}

/* Left-align lists within service cards */
.service-card ul,
.service-card ol {
  text-align: left;
  display: inline-block;
  margin: 0 auto;
  padding-left: var(--space-5);
}

.service-card li {
  margin-bottom: var(--space-1);
}

/* ===================================
   ABOUT SECTION
   =================================== */

/* About Section */
.about-section {
  background-color: var(--color-white);
  padding: var(--space-20) 0;
}

@media (min-width: 768px) {
  .about-section {
    padding: var(--space-24) 0;
  }
}

/* About Content Container */
.about-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-top: var(--space-8);
}

@media (min-width: 768px) {
  .about-content {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-10);
  }
}

@media (min-width: 1024px) {
  .about-content {
    gap: var(--space-12);
  }
}

/* About Articles */
.about-story,
.about-team {
  background-color: var(--color-surface);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 77, 122, 0.05);
}

.about-contact {
  background-color: var(--color-phalo-blue);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 77, 122, 0.2);
}

@media (min-width: 768px) {
  .about-story,
  .about-team,
  .about-contact {
    padding: var(--space-8);
  }
}

/* About Contact spans full width on tablet+ */
@media (min-width: 768px) {
  .about-contact {
    grid-column: 1 / -1;
    text-align: center;
  }
}

/* About Subtitle */
.about-subtitle {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-phalo-blue);
  margin-bottom: var(--space-4);
}

/* About Contact specific subtitle styling */
.about-contact .about-subtitle {
  color: var(--color-white);
}

@media (min-width: 768px) {
  .about-subtitle {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-5);
  }
}

/* About Text */
.about-text {
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-4);
}

.about-text:last-child {
  margin-bottom: 0;
}

@media (min-width: 768px) {
  .about-text {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-5);
  }
}

/* About Contact specific text styling */
.about-contact .section-description {
  color: rgba(255, 255, 255, 0.9);
}

/* Contact Information */
.contact-info {
  margin-top: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  align-items: center;
}

@media (min-width: 640px) {
  .contact-info {
    flex-direction: row;
    justify-content: center;
    gap: var(--space-8);
  }
}

.contact-info p {
  margin-bottom: 0;
  font-size: var(--font-size-base);
  color: var(--color-white);
}

@media (min-width: 768px) {
  .contact-info p {
    font-size: var(--font-size-lg);
  }
}

/* Contact Links - Touch-friendly */
.contact-info a {
  color: var(--color-yellow);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  min-height: 44px; /* Touch-friendly target */
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.contact-info a:hover,
.contact-info a:focus {
  background-color: rgba(255, 215, 0, 0.1);
  color: var(--color-yellow);
  transform: translateY(-1px);
}

/* ===================================
   INTERACTIVE ELEMENTS AND TRANSITIONS
   =================================== */

/* Enhanced button styles for interactive elements */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  min-height: 44px; /* Touch-friendly target */
  min-width: 44px;
  position: relative;
  overflow: hidden;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

/* Primary button style */
.btn-primary {
  background-color: var(--color-phalo-blue);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: #003d5c;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--color-white);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

/* Secondary button style */
.btn-secondary {
  background-color: transparent;
  color: var(--color-phalo-blue);
  border: 2px solid var(--color-phalo-blue);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--color-phalo-blue);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

/* Button loading state */
.btn.loading {
  pointer-events: none;
  opacity: 0.7;
}

.btn.loading::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  margin: auto;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Enhanced service card hover effects */
.service-card {
  background-color: var(--color-white);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  border: 1px solid rgba(0, 77, 122, 0.05);
  text-align: center;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.1), transparent);
  transition: left var(--transition-slow);
}

.service-card:hover::before {
  left: 100%;
}

.service-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-lg);
  border-color: rgba(255, 215, 0, 0.3);
}

.service-card:hover .service-title {
  color: var(--color-phalo-blue);
  transform: translateY(-2px);
}

.service-card:hover .service-description {
  color: var(--color-text-primary);
}

/* Enhanced navigation link transitions */
.nav-link {
  display: block;
  padding: var(--space-3) var(--space-4);
  color: var(--color-text-primary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-base);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  position: relative;
  min-height: 44px;
  min-width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.nav-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 77, 122, 0.1), transparent);
  transition: left var(--transition-normal);
}

.nav-link:hover::before {
  left: 100%;
}

.nav-link:hover,
.nav-link:focus {
  color: var(--color-phalo-blue);
  background-color: rgba(0, 77, 122, 0.05);
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* Enhanced logo hover effect */
.logo {
  height: 55px;
  width: auto;
  max-width: 100%;
  transition: all var(--transition-normal);
  filter: brightness(1);
}

.logo:hover {
  transform: scale(1.05) rotate(1deg);
  filter: brightness(1.1);
}

/* Enhanced contact link interactions */
.contact-info a {
  color: var(--color-yellow);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.contact-info a::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.2), transparent);
  transition: left var(--transition-normal);
}

.contact-info a:hover::before {
  left: 100%;
}

.contact-info a:hover,
.contact-info a:focus {
  background-color: rgba(255, 215, 0, 0.1);
  color: var(--color-yellow);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* Enhanced section transitions */
.section {
  padding: var(--space-16) 0;
  transition: all var(--transition-slow);
}

/* Fade-in animation for sections */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.section-header {
  animation: fadeInUp 0.8s ease-out;
}

.service-card {
  animation: fadeInUp 0.8s ease-out;
}

.service-card:nth-child(2) {
  animation-delay: 0.1s;
}

.service-card:nth-child(3) {
  animation-delay: 0.2s;
}

.service-card:nth-child(4) {
  animation-delay: 0.3s;
}

/* Enhanced about content animations */
.about-story,
.about-team {
  background-color: var(--color-surface);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 77, 122, 0.05);
  transition: all var(--transition-normal);
  animation: fadeInUp 0.8s ease-out;
}

.about-contact {
  background-color: var(--color-phalo-blue);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 77, 122, 0.2);
  transition: all var(--transition-normal);
  animation: fadeInUp 0.8s ease-out;
}

.about-team {
  animation-delay: 0.1s;
}

.about-contact {
  animation-delay: 0.2s;
}

.about-story:hover,
.about-team:hover,
.about-contact:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(0, 77, 122, 0.1);
}

/* Micro-interactions for text elements */
.hero-title,
.section-title {
  transition: all var(--transition-normal);
}

.hero-title:hover,
.section-title:hover {
  color: var(--color-phalo-blue);
  text-shadow: 0 2px 4px rgba(0, 77, 122, 0.1);
}

/* Special hover effect for hero title on blue background */
.home-section .hero-title:hover {
  color: var(--color-yellow);
  text-shadow: 0 2px 8px rgba(255, 215, 0, 0.3);
}

/* Enhanced navbar scroll effects */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--color-white);
  border-bottom: 1px solid rgba(0, 77, 122, 0.1);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom-color: rgba(0, 77, 122, 0.2);
  box-shadow: var(--shadow-lg);
  transform: translateY(0);
}

/* Touch-friendly alternatives for mobile */
@media (max-width: 767px) {
  /* Disable hover effects on mobile, use active states instead */
  .service-card:hover {
    transform: none;
    box-shadow: var(--shadow-sm);
  }
  
  .service-card:active {
    transform: scale(0.98);
    background-color: rgba(0, 77, 122, 0.02);
  }
  
  .nav-link:hover {
    transform: none;
    box-shadow: none;
  }
  
  .nav-link:active {
    background-color: rgba(0, 77, 122, 0.1);
    transform: scale(0.98);
  }
  
  .contact-info a:hover {
    transform: none;
    box-shadow: none;
  }
  
  .contact-info a:active {
    background-color: rgba(0, 77, 122, 0.1);
    transform: scale(0.98);
  }
  
  .about-story:hover,
  .about-team:hover,
  .about-contact:hover {
    transform: none;
    box-shadow: var(--shadow-sm);
  }
  
  .about-story:active,
  .about-team:active,
  .about-contact:active {
    transform: scale(0.98);
    background-color: rgba(0, 77, 122, 0.02);
  }
  
  /* Enhanced touch feedback */
  .btn:active {
    transform: scale(0.95);
  }
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .service-card::before,
  .nav-link::before,
  .contact-info a::before {
    display: none;
  }
}

/* ===================================
   RESPONSIVE SPACING OVERRIDES
   =================================== */

/* Mobile spacing adjustments */
@media (max-width: 767px) {
  .mobile-p-2 { padding: var(--space-2); }
  .mobile-p-4 { padding: var(--space-4); }
  .mobile-mb-2 { margin-bottom: var(--space-2); }
  .mobile-mb-4 { margin-bottom: var(--space-4); }
  .mobile-mt-2 { margin-top: var(--space-2); }
  .mobile-mt-4 { margin-top: var(--space-4); }
}

/* Desktop spacing adjustments */
@media (min-width: 768px) {
  .desktop-p-6 { padding: var(--space-6); }
  .desktop-p-8 { padding: var(--space-8); }
  .desktop-mb-6 { margin-bottom: var(--space-6); }
  .desktop-mb-8 { margin-bottom: var(--space-8); }
  .desktop-mt-6 { margin-top: var(--space-6); }
  .desktop-mt-8 { margin-top: var(--space-8); }
}