/* ==========================================================================
   The Roadways International Transport Company
   "Industrial Elegance" Design System - 2026
   ========================================================================== */

/* Google Fonts - Clean Modern Typography */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

/* ==========================================================================
   Design Tokens
   ========================================================================== */

:root {
  /* Core Palette - Deep Industrial */
  --color-void: #0a0a0a;
  --color-carbon: #111111;
  --color-graphite: #1a1a1a;
  --color-steel: #2a2a2a;
  --color-slate: #3a3a3a;

  /* Accent - Oxidized Teal */
  --color-teal-deep: #2d4a4a;
  --color-teal: #4a6a6a;
  --color-teal-light: #6a8a8a;
  --color-teal-glow: #7aa0a0;
  --color-teal-bright: #8fbfbf;

  /* Accent - Copper Warmth */
  --color-copper: #8b6914;
  --color-copper-light: #c4961a;

  /* Text Hierarchy */
  --color-text-bright: #f0f0f0;
  --color-text-primary: #d0d0d0;
  --color-text-secondary: #a0a0a0;
  --color-text-muted: #686868;
  --color-text-subtle: #484848;

  /* Typography - Apple-style refined scale */
  --font-display: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Font sizes - Apple-inspired scale */
  --text-xs: 0.8125rem;    /* 13px - fine print */
  --text-sm: 0.9375rem;    /* 15px - small text */
  --text-base: 1.0625rem;  /* 17px - Apple's standard body */
  --text-lg: 1.25rem;      /* 20px - large body */
  --text-xl: 1.5rem;       /* 24px - small heading */
  --text-2xl: 2rem;        /* 32px - medium heading */
  --text-3xl: 3rem;        /* 48px - large heading */

  /* Line heights - Apple-style */
  --leading-tight: 1.1;    /* For large headings */
  --leading-heading: 1.2;  /* For smaller headings */
  --leading-body: 1.47;    /* Apple's body text standard */
  --leading-relaxed: 1.5;  /* For better readability */
  --leading-loose: 1.6;    /* For small text */

  /* Letter spacing */
  --tracking-tight: -0.022em;  /* For large headings */
  --tracking-normal: -0.01em;  /* For body headings */
  --tracking-body: 0.011em;    /* For body text */
  --tracking-wide: 0.08em;     /* For ALL CAPS text */

  /* Max width for optimal readability */
  --prose-width: 42.5rem;  /* ~680px at 17px - 65-75 characters */

  /* Spacing Scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-8: 3rem;
  --space-10: 4rem;
  --space-12: 5rem;
  --space-16: 8rem;

  /* Layout */
  --container-max: 1100px;
  --container-narrow: 800px;
  --header-height: 100px;

  /* Motion */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 200ms;
  --duration-base: 400ms;
  --duration-slow: 800ms;
  --duration-glacial: 1200ms;

  /* Effects */
  --glow-teal: 0 0 40px rgba(122, 160, 160, 0.15);
  --glow-teal-strong: 0 0 60px rgba(122, 160, 160, 0.25);
  --shadow-elevated: 0 20px 60px rgba(0, 0, 0, 0.4);
  --border-subtle: 1px solid rgba(122, 160, 160, 0.1);
  --border-glow: 1px solid rgba(122, 160, 160, 0.25);
}

/* ==========================================================================
   Base Reset & Foundation
   ========================================================================== */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: var(--leading-body);
  letter-spacing: var(--tracking-body);
  color: var(--color-text-secondary);
  background-color: var(--color-carbon);
  background-image: url('../images/main_bg.gif');
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
}

/* Selection */
::selection {
  background: var(--color-teal);
  color: var(--color-text-bright);
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-text-bright);
  letter-spacing: var(--tracking-normal);
  margin-top: 1.5em;
  margin-bottom: 0.5em;
}

h1 {
  font-size: var(--text-3xl);
  font-weight: 600;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  margin-top: 0;
}

h2 {
  font-size: var(--text-2xl);
  font-weight: 600;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
}

h3 {
  font-size: var(--text-xl);
  font-weight: 600;
  line-height: var(--leading-heading);
}

h4 {
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: var(--leading-heading);
}

h5 {
  font-size: var(--text-base);
  font-weight: 600;
  line-height: var(--leading-body);
}

h6 {
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: var(--leading-body);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

p {
  max-width: var(--prose-width);
  line-height: var(--leading-body);
  margin-bottom: 1em;
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--color-teal-light);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out-quart);
}

a:hover {
  color: var(--color-teal-bright);
}

strong {
  font-weight: 600;
  color: var(--color-text-primary);
}

/* Medium emphasis text */
em {
  font-weight: 500;
  font-style: normal;
}

/* Small text utility */
small,
.text-small {
  font-size: var(--text-sm);
  line-height: var(--leading-loose);
}

/* Extra small text */
.text-xs {
  font-size: var(--text-xs);
  line-height: var(--leading-loose);
  letter-spacing: 0.01em;
}

/* Large body text */
.text-large {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
}

ul, ol {
  list-style: none;
}

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

/* ==========================================================================
   Accessibility
   ========================================================================== */

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 9999;
  padding: var(--space-3) var(--space-5);
  background: var(--color-teal);
  color: var(--color-text-bright);
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: var(--leading-body);
  border-radius: 0 0 8px 8px;
  transition: top var(--duration-fast);
}

.skip-link:focus {
  top: 0;
  outline: 2px solid var(--color-teal-bright);
  outline-offset: 2px;
}

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

:focus-visible {
  outline: 2px solid var(--color-teal-light);
  outline-offset: 3px;
}

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

/* ==========================================================================
   Layout
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-4);
  overflow-x: hidden;
}

@media (min-width: 480px) {
  .container {
    padding-inline: var(--space-5);
  }
}

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

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: relative;
  flex-shrink: 0;
  background-color: var(--color-carbon);
  background-image: url('../images/main_bg.gif');
  border-bottom: var(--border-subtle);
}

.site-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg,
    transparent,
    var(--color-teal) 20%,
    var(--color-teal) 80%,
    transparent
  );
  opacity: 0.3;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-block: var(--space-4);
  min-height: auto;
}

@media (min-width: 768px) {
  .header-inner {
    gap: var(--space-5);
    padding-block: var(--space-5);
    min-height: var(--header-height);
  }
}

/* Logo */
.site-logo {
  flex-shrink: 0;
  transition: opacity var(--duration-fast);
}

.site-logo:hover {
  opacity: 0.85;
}

.site-logo img {
  height: auto;
  max-height: 50px;
  width: auto;
  max-width: calc(100vw - 100px);
}

@media (min-width: 480px) {
  .site-logo img {
    max-height: 60px;
  }
}

@media (min-width: 768px) {
  .site-logo img {
    max-height: 85px;
    max-width: none;
  }
}

/* Navigation */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 48px;
  height: 48px;
  padding: var(--space-3);
  background: transparent;
  border: var(--border-subtle);
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--duration-fast);
}

.nav-toggle:hover {
  background: var(--color-graphite);
  border-color: var(--color-teal);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  transition: all var(--duration-base) var(--ease-out-expo);
  transform-origin: center;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

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

.main-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-carbon);
  border-bottom: var(--border-subtle);
  padding: var(--space-5);
  z-index: 100;
}

.main-nav.is-open {
  display: block;
  animation: slideDown var(--duration-base) var(--ease-out-expo);
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (min-width: 768px) {
  .main-nav {
    display: block;
    position: static;
    background: transparent;
    border: none;
    padding: 0;
  }
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

@media (min-width: 768px) {
  .nav-list {
    flex-direction: row;
    gap: var(--space-8);
    align-items: center;
  }
}

.nav-link {
  position: relative;
  display: inline-block;
  padding: var(--space-2) 0;
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  transition: color var(--duration-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-teal), var(--color-teal-bright));
  transition: width var(--duration-base) var(--ease-out-expo);
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--color-text-bright);
}

.nav-link:hover::after,
.nav-link.is-active::after {
  width: 100%;
}

/* ==========================================================================
   Hero Slider
   ========================================================================== */

.hero-slider {
  position: relative;
  overflow: hidden;
  background: var(--color-void);
}

.slider-container {
  position: relative;
  width: 100%;
  aspect-ratio: 960 / 350;
}

@media (min-width: 768px) {
  .slider-container {
    aspect-ratio: 960 / 327;
  }
}

.slider-track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.slider-slide {
  flex: 0 0 100%;
  position: relative;
}

.slider-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Overlay gradient */
.slider-slide::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 10, 0.2) 0%,
    rgba(10, 10, 10, 0.1) 50%,
    rgba(10, 10, 10, 0.4) 100%
  );
}

/* Slider Controls */
.slider-controls {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  padding: var(--space-5);
  background: linear-gradient(to bottom, var(--color-void), var(--color-carbon));
}

.slider-dot {
  width: 40px;
  height: 3px;
  padding: 0;
  background: var(--color-slate);
  border: none;
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-out-quart);
}

.slider-dot:hover {
  background: var(--color-teal);
}

.slider-dot.is-active {
  background: var(--color-teal-bright);
  box-shadow: 0 0 20px rgba(143, 191, 191, 0.5);
}

.slider-prev,
.slider-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 10, 10, 0.6);
  backdrop-filter: blur(10px);
  border: var(--border-subtle);
  color: var(--color-text-primary);
  font-size: var(--text-xl);
  cursor: pointer;
  opacity: 0;
  transition: all var(--duration-base) var(--ease-out-quart);
  z-index: 10;
}

.hero-slider:hover .slider-prev,
.hero-slider:hover .slider-next {
  opacity: 1;
}

.slider-prev:hover,
.slider-next:hover {
  background: rgba(74, 106, 106, 0.3);
  border-color: var(--color-teal);
  color: var(--color-text-bright);
}

.slider-prev {
  left: var(--space-5);
}

.slider-next {
  right: var(--space-5);
}

/* ==========================================================================
   Main Content
   ========================================================================== */

.main-content {
  flex: 1 0 auto;
  padding-block: var(--space-6) var(--space-8);
  overflow-x: hidden;
}

@media (min-width: 768px) {
  .main-content {
    padding-block: var(--space-8) var(--space-10);
  }
}

/* Page Banner */
.page-banner {
  position: relative;
  margin-bottom: var(--space-5);
  padding: var(--space-3) var(--space-4);
  background: linear-gradient(
    to right,
    #3a5a5a 0%,
    #4a6a6a 30%,
    #5a7a7a 60%,
    #6a8a8a 100%
  );
}

@media (min-width: 768px) {
  .page-banner {
    margin-bottom: var(--space-6);
    padding: var(--space-4) var(--space-6);
  }
}

.page-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: var(--leading-heading);
  color: rgba(255, 255, 255, 0.95);
  letter-spacing: var(--tracking-normal);
  margin: 0;
}

@media (min-width: 768px) {
  .page-title {
    font-size: var(--text-xl);
  }
}

/* Section Styles */
.section {
  padding-block: var(--space-6);
  overflow-x: hidden;
}

/* ==========================================================================
   Homepage Intro
   ========================================================================== */

.intro-text {
  position: relative;
  max-width: var(--prose-width);
  margin-inline: auto;
  padding: var(--space-6) var(--space-4);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  letter-spacing: var(--tracking-body);
  color: var(--color-text-secondary);
  text-align: center;
  overflow: hidden;
}

@media (min-width: 768px) {
  .intro-text {
    padding: var(--space-8) var(--space-5);
    font-size: var(--text-lg);
  }
}

.intro-text::before {
  content: '"';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: 5rem;
  color: var(--color-teal);
  opacity: 0.2;
  line-height: 1;
  letter-spacing: 0;
}

.intro-text strong {
  color: var(--color-teal-bright);
  font-weight: 600;
}

.intro-text p {
  max-width: none;
  margin-bottom: 0;
}

/* ==========================================================================
   Services Grid
   ========================================================================== */

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--color-graphite);
  border: var(--border-subtle);
  overflow: hidden;
  transition: all var(--duration-base) var(--ease-out-quart);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-teal), var(--color-teal-bright));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-base) var(--ease-out-expo);
}

.service-card:hover {
  border-color: var(--color-teal);
  box-shadow: var(--glow-teal);
  transform: translateY(-4px);
}

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

.service-card figure {
  margin: 0;
}

.service-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out-quart);
}

.service-card:hover img {
  transform: scale(1.05);
}

.service-card figcaption {
  padding: var(--space-4) var(--space-4) var(--space-5);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

@media (min-width: 768px) {
  .service-card figcaption {
    padding: var(--space-5) var(--space-6) var(--space-6);
  }
}

.service-card h2 {
  margin-top: 0;
  margin-bottom: var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-normal);
  color: var(--color-text-bright);
}

.service-card p {
  color: var(--color-text-secondary);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  letter-spacing: var(--tracking-body);
  max-width: none;
}

/* ==========================================================================
   Tabs
   ========================================================================== */

.tabs {
  width: 100%;
}

.tabs-list {
  display: flex;
  gap: var(--space-1);
  border-bottom: 2px solid var(--color-steel);
  margin-bottom: var(--space-5);
}

.tab-button {
  position: relative;
  padding: var(--space-4) var(--space-6);
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--duration-fast);
}

.tab-button::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-teal-bright);
  transform: scaleX(0);
  transition: transform var(--duration-base) var(--ease-out-expo);
}

.tab-button:hover {
  color: var(--color-text-primary);
  background: rgba(74, 106, 106, 0.1);
}

.tab-button[aria-selected="true"] {
  color: var(--color-teal-bright);
}

.tab-button[aria-selected="true"]::after {
  transform: scaleX(1);
}

.tab-panel {
  padding: var(--space-4) 0;
  animation: fadeIn var(--duration-base) var(--ease-out-quart);
}

.tab-panel[hidden] {
  display: none;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================================================
   Timeline
   ========================================================================== */

.timeline {
  padding: var(--space-4) 0;
  overflow: hidden;
}

.timeline-item {
  position: relative;
  padding: var(--space-4) var(--space-4) var(--space-4) var(--space-6);
  margin-bottom: var(--space-4);
  background: linear-gradient(135deg, rgba(74, 106, 106, 0.08), rgba(17, 17, 17, 0.5));
  border: var(--border-subtle);
  border-left: 3px solid var(--color-teal);
  transition: all var(--duration-fast);
}

@media (min-width: 768px) {
  .timeline-item {
    padding: var(--space-5) var(--space-6) var(--space-5) var(--space-8);
  }
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -8px;
  top: 50%;
  transform: translateY(-50%);
  width: 12px;
  height: 12px;
  background: var(--color-teal);
  border-radius: 50%;
  border: 2px solid var(--color-carbon);
}

.timeline-item:hover {
  background: linear-gradient(135deg, rgba(74, 106, 106, 0.15), rgba(17, 17, 17, 0.6));
  border-left-color: var(--color-teal-bright);
  transform: translateX(4px);
}

.timeline-item:hover::before {
  background: var(--color-teal-bright);
  box-shadow: 0 0 10px rgba(143, 191, 191, 0.5);
}

.timeline-year {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  margin-bottom: var(--space-2);
  background: var(--color-teal-deep);
  color: var(--color-teal-bright);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  border-radius: 2px;
}

.timeline-title {
  display: block;
  color: var(--color-text-bright);
  font-size: var(--text-base);
  font-weight: 600;
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-normal);
  margin-bottom: var(--space-2);
}

.timeline-description {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  letter-spacing: var(--tracking-body);
}

@media (min-width: 768px) {
  .timeline {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }

  .timeline-item {
    margin-bottom: 0;
  }
}

/* ==========================================================================
   Clients Grid
   ========================================================================== */

.clients-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}

@media (min-width: 768px) {
  .clients-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

.client-logo {
  aspect-ratio: 3 / 1;
  object-fit: contain;
  padding: var(--space-4);
  background: var(--color-text-bright);
  border-radius: 4px;
  transition: all var(--duration-fast);
}

.client-logo:hover {
  transform: scale(1.05);
  box-shadow: var(--glow-teal);
}

/* ==========================================================================
   Contact Cards
   ========================================================================== */

.contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .contact-cards {
    grid-template-columns: repeat(3, 1fr);
  }
}

.contact-card {
  position: relative;
  padding: var(--space-6);
  background: linear-gradient(180deg, var(--color-graphite), var(--color-carbon));
  border: var(--border-subtle);
  text-align: center;
  overflow: hidden;
  transition: all var(--duration-base) var(--ease-out-quart);
}

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

.contact-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-teal), var(--color-teal-bright));
  transform: translateX(-50%);
  transition: width var(--duration-base) var(--ease-out-expo);
}

.contact-card:hover {
  border-color: var(--color-teal);
  box-shadow: var(--glow-teal);
  transform: translateY(-6px);
}

.contact-card:hover::before {
  width: 100px;
}

.contact-card-icon {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-5);
  color: var(--color-teal-light);
}

.contact-card-icon svg {
  width: 40px;
  height: 40px;
}

.contact-card-title {
  margin-top: 0;
  margin-bottom: var(--space-4);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-normal);
  color: var(--color-text-bright);
}

.contact-card-address {
  margin-bottom: var(--space-4);
  font-style: normal;
  color: var(--color-text-secondary);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  letter-spacing: var(--tracking-body);
}

.contact-card-details p {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-2);
  max-width: none;
}

.contact-card-details strong {
  color: var(--color-text-primary);
  font-weight: 500;
}

.contact-card a {
  color: var(--color-teal-light);
}

.contact-card a:hover {
  color: var(--color-teal-bright);
}

.contact-card-email {
  margin-bottom: var(--space-3);
}

.contact-card-email a {
  font-size: var(--text-base);
  font-weight: 500;
  letter-spacing: var(--tracking-body);
}

.contact-card-note {
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  font-style: italic;
  line-height: var(--leading-loose);
}

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

.site-footer {
  flex-shrink: 0;
  position: relative;
  padding: var(--space-8) 0;
  background: var(--color-void);
  border-top: var(--border-subtle);
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg,
    transparent,
    var(--color-teal) 30%,
    var(--color-teal) 70%,
    transparent
  );
  opacity: 0.4;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  text-align: center;
}

@media (min-width: 768px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    text-align: left;
  }
}

.footer-copyright,
.footer-credit {
  color: var(--color-text-subtle);
  font-size: var(--text-xs);
  line-height: var(--leading-loose);
  letter-spacing: var(--tracking-wide);
}

.footer-credit a {
  color: var(--color-text-muted);
  transition: color var(--duration-fast);
}

.footer-credit a:hover {
  color: var(--color-teal-light);
}

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

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

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-2); }
.mt-2 { margin-top: var(--space-4); }
.mt-3 { margin-top: var(--space-6); }
.mt-4 { margin-top: var(--space-8); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-2); }
.mb-2 { margin-bottom: var(--space-4); }
.mb-3 { margin-bottom: var(--space-6); }
.mb-4 { margin-bottom: var(--space-8); }

/* Content text for about page */
.content-text {
  color: var(--color-text-secondary);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  letter-spacing: var(--tracking-body);
  max-width: var(--prose-width);
}

/* Prose container for centered readable content */
.prose {
  max-width: var(--prose-width);
  margin-inline: auto;
}

.prose p {
  margin-bottom: 1.25em;
}

.prose h2 {
  margin-top: 2em;
  margin-bottom: 0.75em;
}

.prose h3 {
  margin-top: 1.75em;
  margin-bottom: 0.5em;
}

/* Section headings with proper spacing */
.section-heading {
  font-size: var(--text-2xl);
  font-weight: 600;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  margin-top: 0;
  margin-bottom: var(--space-6);
}

.section-subheading {
  font-size: var(--text-lg);
  font-weight: 400;
  line-height: var(--leading-relaxed);
  letter-spacing: var(--tracking-body);
  color: var(--color-text-secondary);
  margin-top: calc(-1 * var(--space-4));
  margin-bottom: var(--space-8);
}

/* Label text (all caps small text) */
.label-text,
.eyebrow {
  font-size: var(--text-xs);
  font-weight: 600;
  line-height: var(--leading-loose);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-teal-light);
}

/* ==========================================================================
   404 Error Page
   ========================================================================== */

.error-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 50vh;
  padding: var(--space-12) var(--space-4);
}

.error-code {
  font-size: clamp(6rem, 20vw, 12rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.05em;
  color: var(--color-teal);
  margin: 0;
  text-shadow: 0 0 60px rgba(74, 106, 106, 0.3);
}

.error-message {
  font-size: var(--text-2xl);
  font-weight: 500;
  color: var(--color-text-primary);
  margin: var(--space-4) 0 var(--space-2);
}

.error-description {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
  max-width: 400px;
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
  body {
    background: white;
    color: black;
  }

  .site-header,
  .site-footer {
    background: white;
  }

  .nav-toggle,
  .slider-controls,
  .slider-prev,
  .slider-next {
    display: none !important;
  }
}