/**
 * AquaRidge Landing Page - Optimized Stylesheet
 * Version: 2.0
 * Author: AI Assistant
 * Description: Clean, maintainable, and performance-optimized CSS
 */

/* ================================
   CSS Custom Properties
   ================================ */
:root {
  /* Colors */
  --color-primary: #f8fafc;
  --color-primary-muted: rgba(248, 250, 252, 0.82);
  --color-secondary: rgba(226, 232, 240, 0.78);
  --color-text: rgba(226, 232, 240, 0.88);
  --color-text-strong: #ffffff;
  --color-accent: rgba(94, 234, 212, 0.65);
  --color-background: #0f172a;
  --color-background-gradient: radial-gradient(circle at top, rgba(59, 130, 246, 0.32), transparent 55%),
    radial-gradient(circle at bottom right, rgba(14, 165, 233, 0.18), transparent 60%),
    linear-gradient(180deg, #020617 0%, #0f172a 35%, #111827 100%);
  --color-card-glass: rgba(15, 23, 42, 0.46);
  --color-card-glass-hover: rgba(30, 41, 59, 0.65);
  --color-surface: rgba(15, 23, 42, 0.55);
  --color-surface-strong: rgba(25, 33, 52, 0.8);
  --color-outline: rgba(255, 255, 255, 0.16);
  --color-outline-strong: rgba(255, 255, 255, 0.28);
  --color-glow: rgba(148, 163, 184, 0.35);
  --color-shadow-ambient: rgba(2, 6, 23, 0.75);

  /* Typography */
  --font-family:
    "SF Pro Display", "SF Pro Text", -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", Roboto, sans-serif;
  --font-family-jp:
    "SF Pro JP", "Hiragino Sans", "Noto Sans JP", "Yu Gothic", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-family-cn:
    "SF Pro SC", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-size-title: clamp(2.25rem, 6vw, 4.5rem);
  --font-size-subtitle: clamp(1.125rem, 2.8vw, 1.75rem);
  --font-size-card-title: clamp(1.05rem, 1.8vw, 1.3rem);

  /* Layout - Responsive Heights */
  --header-height: 68px;
  --footer-height: 72px;
  --mobile-header-height: 60px;
  --mobile-footer-height: 88px;
  --border-radius: 24px;
  --border-radius-sm: 18px;
  --content-padding-top: clamp(3rem, 6vw, 5rem);
  --content-padding-inline: clamp(1.5rem, 4vw, 4rem);
  --content-padding-bottom: clamp(4rem, 10vh, 6rem);
  --container-padding: var(--content-padding-top) var(--content-padding-inline) var(--content-padding-bottom);
  --grid-gap: clamp(1.75rem, 4vw, 2.5rem);
  --glass-blur: 20px;
  --glass-blur-soft: 14px;
  --layout-max-width: 1200px;

  /* Animations */
  --transition-duration: 0.35s;
  --transition-ease: cubic-bezier(0.22, 1, 0.36, 1);

  /* Shadows */
  --shadow-soft:
    0 20px 40px -24px rgba(2, 6, 23, 0.9),
    0 8px 18px -14px rgba(37, 99, 235, 0.45);
  --shadow-glass:
    0 12px 24px -20px rgba(125, 211, 252, 0.5),
    inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  --shadow-glass-hover:
    0 22px 48px -18px rgba(94, 234, 212, 0.4),
    inset 0 0 0 1px rgba(255, 255, 255, 0.14);
}

/* ================================
   Accessibility Components
   ================================ */
.skip-to-content {
  position: absolute;
  top: -40px;
  left: 6px;
  background: rgba(94, 234, 212, 0.85);
  color: #022c22;
  padding: 8px;
  text-decoration: none;
  border-radius: 4px;
  font-size: 0.875rem;
  font-weight: 600;
  z-index: 1000;
  transition: top 0.3s ease;
}

.skip-to-content:focus {
  top: 6px;
}

/* Focus management for better accessibility */
.main-content:focus,
.content-section:focus,
.about-section:focus {
  outline: none;
}

/* Ensure proper focus indicators */
.service-card:focus-visible,
.navigation-link:focus-visible,
.language-option:focus-visible,
.footer-link:focus-visible {
  outline: 2px solid rgba(148, 163, 184, 0.8);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ================================
   Base Styles & Reset
   ================================ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  /* Mobile viewport height fix */
  height: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-family);
  background: var(--color-background);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  /* Mobile viewport height fix */
  min-height: 100vh;
  min-height: calc(var(--vh, 1vh) * 100);
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background: var(--color-background-gradient);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background: radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.08), transparent 40%),
    radial-gradient(circle at 80% 30%, rgba(56, 189, 248, 0.18), transparent 55%),
    radial-gradient(circle at 50% 80%, rgba(94, 234, 212, 0.12), transparent 45%);
  opacity: 0.9;
  mix-blend-mode: screen;
  pointer-events: none;
}

/* Language-specific font families */
html[lang="ja"] body,
html[lang="ja"] * {
  font-family: var(--font-family-jp);
}

html[lang="zh-CN"] body,
html[lang="zh-CN"] * {
  font-family: var(--font-family-cn);
}

/* ================================
   Layout Components
   ================================ */
.container {
  min-height: 100vh;
  min-height: calc(var(--vh, 1vh) * 100);
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
  position: relative;
}

/* Header with navigation */
.page-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: 0.9rem clamp(1rem, 4vw, 2.75rem);
  z-index: 100;
  border-bottom: 1px solid transparent;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.76), rgba(15, 23, 42, 0.52));
  box-shadow: 0 12px 24px -20px rgba(2, 6, 23, 0.9);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-bottom: 1px solid var(--color-outline);
  height: var(--header-height);
  box-sizing: border-box;
}

.header-content {
  width: 100%;
  max-width: var(--layout-max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.25rem;
  position: relative;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.logo-image {
  width: 34px;
  height: 34px;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.logo-text {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: none;
}

.header-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(15, 23, 42, 0.55);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
  cursor: pointer;
  transition: background var(--transition-duration) var(--transition-ease), border-color var(--transition-duration) var(--transition-ease), box-shadow var(--transition-duration) var(--transition-ease);
}

.header-toggle:hover,
.header-toggle:focus-visible {
  background: rgba(37, 99, 235, 0.35);
  border-color: rgba(255, 255, 255, 0.28);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.header-toggle:focus-visible {
  outline: 2px solid rgba(148, 163, 184, 0.8);
  outline-offset: 2px;
}

.header-toggle__icon {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
  transition: opacity var(--transition-duration) var(--transition-ease);
}

.header-toggle__icon path {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.header-toggle__icon--close {
  display: none;
}

body.nav-open {
  overflow: hidden;
}

body.nav-open .header-toggle__icon--menu {
  display: none;
}

body.nav-open .header-toggle__icon--close {
  display: inline;
}

/* Main content area */
.main-content {
  width: 100%;
  padding: var(--container-padding);
  margin-top: var(--header-height);
  margin-bottom: var(--footer-height);
  min-height: calc(100vh - var(--header-height));
  position: relative;
  z-index: 1;
}

.hero-main {
  display: flex;
  align-items: center;
  justify-content: center;
}

.main-content.hero-main {
  margin-top: 0;
  margin-bottom: 0;
  --hero-gap-top: clamp(1.5rem, 3vw, 2.5rem);
  --hero-gap-bottom: clamp(2rem, 6vh, 3.5rem);
  padding: calc(var(--header-height) + var(--hero-gap-top)) var(--content-padding-inline)
    calc(var(--footer-height) + var(--hero-gap-bottom));
  min-height: max(
    0px,
    calc(100vh - var(--header-height) - var(--footer-height) - var(--hero-gap-top) - var(--hero-gap-bottom))
  );
}

.services-section {
  width: 100%;
  max-width: var(--layout-max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  position: relative;
}

.content-wrapper {
  display: grid;
  gap: clamp(2rem, 4vw, 3.5rem);
  text-align: left;
  position: relative;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.02));
  border-radius: var(--border-radius);
  border: 1px solid var(--color-outline);
  padding: clamp(2.5rem, 4.5vw, 4.5rem);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  color: var(--color-primary-muted);
  overflow: hidden;
  z-index: 1;
}

.aquaridge-hero {
  min-height: 100%;
  justify-content: center;
  align-items: center;
}

.content-wrapper.hero-wrapper {
  width: 100%;
  max-width: var(--layout-max-width);
  display: flex;
  flex-direction: column;
  gap: clamp(2.5rem, 4vw, 4rem);
  align-items: center;
  text-align: center;
}

.aquaridge-hero::before,
.aquaridge-hero::after {
  content: "";
  position: absolute;
  inset: auto;
  width: 340px;
  height: 340px;
  filter: blur(120px);
  opacity: 0.55;
  pointer-events: none;
  z-index: 0;
}

.aquaridge-hero::before {
  top: -120px;
  left: -80px;
  background: radial-gradient(circle, rgba(94, 234, 212, 0.55), transparent 70%);
}

.aquaridge-hero::after {
  bottom: -160px;
  right: -60px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.45), transparent 70%);
}

.content-wrapper::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 20% 0%, rgba(255, 255, 255, 0.3), transparent 55%),
    radial-gradient(circle at 80% 10%, rgba(94, 234, 212, 0.32), transparent 50%);
  opacity: 0.75;
  pointer-events: none;
}

.content-wrapper::after {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: calc(var(--border-radius) - 1px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  mix-blend-mode: screen;
  pointer-events: none;
}

/* ================================
   Navigation Components - Apple.com inspired minimal design
   ================================ */
.navigation {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--color-primary-muted);
  flex-wrap: wrap;
}

/* Header navigation */
.header-navigation {
  margin: 0;
}

/* Content navigation (for breadcrumbs in content area) */
.content-navigation {
  margin-bottom: 1rem;
}

.navigation-link {
  color: var(--color-primary-muted);
  text-decoration: none;
  transition: color var(--transition-duration) var(--transition-ease);
  position: relative;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid transparent;
  backdrop-filter: blur(var(--glass-blur-soft));
  -webkit-backdrop-filter: blur(var(--glass-blur-soft));
}

.navigation-link:hover,
.navigation-link:focus {
  color: var(--color-text-strong);
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.08);
}

.navigation-link.current {
  color: var(--color-text-strong);
  font-weight: 500;
  border-color: rgba(255, 255, 255, 0.18);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.12), rgba(148, 163, 184, 0.25));
}

.navigation-separator {
  color: rgba(255, 255, 255, 0.28);
  opacity: 0.6;
  font-weight: 300;
}

/* Language Selector */
.language-selector {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-left: 1rem;
  padding: 0.25rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(15, 23, 42, 0.55);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(var(--glass-blur-soft));
  -webkit-backdrop-filter: blur(var(--glass-blur-soft));
}

.language-option {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid transparent;
  color: var(--color-primary-muted);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  transition: all var(--transition-duration) var(--transition-ease);
  text-decoration: none;
  position: relative;
}

.language-option:hover,
.language-option:focus {
  color: var(--color-text-strong);
  background-color: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.12);
  outline: none;
}

.language-option.active,
.language-option[aria-pressed="true"] {
  color: var(--color-text-strong);
  background: linear-gradient(135deg, rgba(94, 234, 212, 0.4), rgba(37, 99, 235, 0.32));
  border-color: rgba(255, 255, 255, 0.35);
  box-shadow: 0 0 24px -12px rgba(165, 243, 252, 0.85), inset 0 0 0 1px rgba(255, 255, 255, 0.24);
  text-shadow: 0 1px 4px rgba(15, 23, 42, 0.28);
}

.language-separator {
  color: rgba(255, 255, 255, 0.28);
  opacity: 0.6;
  font-weight: 300;
  font-size: 0.72rem;
}

/* ================================
   Typography Components
   ================================ */
.back-link {
  display: inline-block;
  color: var(--color-primary-muted);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  margin-top: 0.5rem;
  transition: color var(--transition-duration) var(--transition-ease);
}

.back-link:hover,
.back-link:focus {
  color: var(--color-text-strong);
  text-decoration: underline;
}
.section-header {
  margin-bottom: 2rem;
  text-align: center;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.section-header--centered {
  text-align: center;
  align-items: center;
  margin-left: auto;
  margin-right: auto;
}

.section-header--compact {
  text-align: center;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: clamp(1.5rem, 3vw, 2rem);
}

.content-wrapper--compact {
  gap: clamp(1.75rem, 3vw, 2.5rem);
}

.main-title {
  font-size: var(--font-size-title);
  font-weight: 700;
  color: var(--color-text-strong);
  margin-bottom: 0.75rem;
  letter-spacing: -0.025em;
  line-height: 1.1;
  text-align: center;
}

.subtitle {
  font-size: var(--font-size-subtitle);
  color: var(--color-primary-muted);
  font-weight: 400;
  max-width: 600px;
  margin: 0 auto;
  min-height: 1.5em;
  display: flex;
  align-items: center;
  justify-content: center;
}

.subtitle-text {
  transition: opacity 0.8s var(--transition-ease);
  opacity: 1;
}

.subtitle-text.fade-out {
  opacity: 0;
}

body:lang(ja) .subtitle-text {
  white-space: nowrap;
}

body:lang(ja) .subtitle {
  max-width: none;
}

.services-section .section-header {
  align-items: center;
  text-align: center;
  gap: clamp(0.5rem, 1.5vw, 1rem);
  margin-bottom: 0;
  max-width: clamp(32ch, 80vw, 560px);
}

.services-section .main-title {
  margin: 0;
}

.services-section .subtitle {
  justify-content: center;
  margin: 0 auto;
  max-width: clamp(32ch, 60vw, 48ch);
}

/* ================================
   Grid Components
   ================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--grid-gap);
  width: 100%;
  max-width: 940px;
  margin: 0 auto;
  /* Enable smooth scrolling on mobile devices */
  -webkit-overflow-scrolling: touch;
  scroll-behavior: smooth;
}

/* ================================
   Card Components
   ================================ */
.service-card {
  background-color: var(--color-card-bg);
  border-radius: var(--border-radius);
  padding: 0.96rem;
  display: flex;
  flex-direction: column;
  height: var(--card-height);
  transition: all var(--transition-duration) var(--transition-ease);
  cursor: pointer;
  border: none;
  outline: none;
  box-shadow: var(--shadow-card);
  position: relative;
}

.service-card:hover,
.service-card:focus {
  background-color: var(--color-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.service-card:focus-visible {
  box-shadow: 0 0 0 2px var(--color-primary);
}

/* ================================
   Image Components
   ================================ */
.card-image-container {
  position: relative;
  flex-grow: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.64rem;
  min-height: 115px;
}

.service-image {
  position: absolute;
  width: 144px;
  height: auto;
  border-radius: 0.5rem;
  transition: all 0.4s var(--transition-ease);
  object-fit: cover;
}

.service-image--back {
  transform: rotate(-6deg);
  box-shadow: var(--shadow-light);
  z-index: 1;
}

.service-image--front {
  transform: rotate(3deg);
  box-shadow: var(--shadow-medium);
  z-index: 2;
}

.service-card:hover .service-image--back {
  transform: rotate(-10deg) scale(1.05);
}

.service-card:hover .service-image--front {
  transform: rotate(5deg) scale(1.05);
}

.service-title {
  font-size: var(--font-size-card-title);
  font-weight: 600;
  color: var(--color-primary);
  text-align: left;
  margin-top: auto;
  padding-top: 0.5rem;
}

.hero-grid .service-card {
  flex-direction: row;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 1.6rem);
  background: rgba(15, 23, 42, 0.55);
  border-radius: calc(var(--border-radius-sm) - 4px);
  padding: clamp(1.25rem, 3vw, 1.8rem);
  min-height: clamp(120px, 18vh, 160px);
  border: 1px solid rgba(148, 163, 184, 0.18);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  color: var(--color-text);
  transform: none;
  transition: background var(--transition-duration) var(--transition-ease), border-color var(--transition-duration) var(--transition-ease);
}

.hero-grid .service-card:hover,
.hero-grid .service-card:focus {
  background: rgba(23, 32, 52, 0.72);
  border-color: rgba(148, 163, 184, 0.32);
  transform: none;
  box-shadow: var(--shadow-soft);
}

.hero-grid .card-image-container {
  margin-bottom: 0;
  width: clamp(64px, 7vw, 92px);
  height: clamp(64px, 7vw, 92px);
  flex-shrink: 0;
  border-radius: calc(var(--border-radius-sm) - 6px);
  background: rgba(10, 15, 32, 0.65);
  border: 1px solid rgba(148, 163, 184, 0.18);
  box-shadow: inset 0 1px 2px rgba(255, 255, 255, 0.12);
}

.hero-grid .service-image {
  display: none;
}

.hero-grid .service-title {
  color: var(--color-text-strong);
  margin: 0;
  padding-top: 0;
  letter-spacing: -0.01em;
  flex: 1 1 auto;
  min-width: 0;
  white-space: nowrap;
}

.hero-grid .service-icon {
  width: clamp(52px, 8vw, 72px);
  height: clamp(52px, 8vw, 72px);
  color: rgba(255, 255, 255, 0.9);
}

.hero-grid .service-icon path,
.hero-grid .service-icon rect,
.hero-grid .service-icon circle,
.hero-grid .service-icon line,
.hero-grid .service-icon polygon,
.hero-grid .service-icon polyline {
  fill: none;
  stroke: currentColor;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hero-grid .service-icon .icon-fill {
  fill: currentColor;
  stroke: none;
}

.hero-grid {
  width: 100%;
  max-width: var(--layout-max-width);
  justify-self: center;
  grid-template-columns: 1fr;
  grid-auto-rows: minmax(0, 1fr);
  grid-auto-flow: row;
}


/* ================================
   Footer Component
   ================================ */
.footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1rem 0;
  width: 100%;
  z-index: 100;
  height: var(--footer-height);
  box-sizing: border-box;
  background: linear-gradient(0deg, rgba(15, 23, 42, 0.78), rgba(15, 23, 42, 0.52));
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  box-shadow: 0 -16px 32px -30px rgba(2, 6, 23, 0.9);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: flex-start;
}

.footer-link {
  color: var(--color-primary-muted);
  text-decoration: none;
  font-size: 0.8rem;
  transition: color var(--transition-duration) var(--transition-ease);
  position: relative;
  padding-bottom: 0.2rem;
}

.footer-link:hover,
.footer-link:focus {
  color: var(--color-text-strong);
}

.footer-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.45), transparent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition-duration) var(--transition-ease);
}

.footer-link:hover::after,
.footer-link:focus::after {
  transform: scaleX(1);
}

.footer-copyright {
  color: rgba(226, 232, 240, 0.65);
  font-size: 0.72rem;
  text-align: right;
  flex-shrink: 0;
}

/* ================================
   Policy Pages
   ================================ */
.container.policy-page {
  height: auto;
  min-height: 100vh;
  justify-content: flex-start;
  padding: var(--container-padding);
  overflow: visible;
}

.content-section {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding: clamp(2.25rem, 4vw, 3.75rem);
  text-align: left;
  min-height: calc(100vh - var(--header-height) - var(--footer-height));
  margin-top: var(--header-height);
  margin-bottom: var(--footer-height);
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  scroll-behavior: smooth;
  position: relative;
  border-radius: var(--border-radius);
  border: 1px solid var(--color-outline);
  background: linear-gradient(140deg, rgba(255, 255, 255, 0.1), rgba(15, 23, 42, 0.32));
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  box-shadow: var(--shadow-soft);
}

.section-header .page-title,
.page-header .page-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--color-text-strong);
  margin-bottom: 1rem;
  text-align: center;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

/* Policy Pages - Center aligned titles */
.container.policy-page .section-header .page-title,
.container.policy-page .page-header .page-title {
  text-align: center;
}

.container.policy-page .section-header {
  text-align: center;
}

.policy-content {
  background: linear-gradient(160deg, rgba(15, 23, 42, 0.68), rgba(15, 23, 42, 0.48));
  padding: clamp(1.8rem, 3vw, 2.5rem);
  border-radius: calc(var(--border-radius) - 10px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
  line-height: 1.7;
  text-align: left;
}

.policy-content h2 {
  color: var(--color-text-strong);
  font-size: clamp(1.5rem, 3vw, 1.75rem);
  font-weight: 600;
  margin: 2rem 0 1rem 0;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.policy-content p {
  margin-bottom: 1rem;
  color: var(--color-text);
}

.policy-content ul {
  margin: 1rem 0 1rem 2rem;
  color: var(--color-text);
  font-size: 0.95rem;
}

.policy-content li {
  margin-bottom: 0.5rem;
  position: relative;
}

.policy-content li::marker {
  color: rgba(94, 234, 212, 0.7);
}

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

/* Mobile First (up to 639px) */
@media (max-width: 639px) {
  :root {
    --header-height: var(--mobile-header-height);
    --footer-height: var(--mobile-footer-height);
    --content-padding-top: clamp(2.2rem, 8vw, 2.75rem);
    --content-padding-inline: clamp(1.25rem, 6vw, 2rem);
    --content-padding-bottom: clamp(3.5rem, 9vh, 4.5rem);
    --container-padding: var(--content-padding-top) var(--content-padding-inline) var(--content-padding-bottom);
    --grid-gap: 1.2rem;
  }

  .page-header {
    padding: 0.65rem clamp(1rem, 6vw, 1.5rem);
    height: var(--mobile-header-height);
  }

  .main-content {
    margin-top: var(--mobile-header-height);
    margin-bottom: var(--mobile-footer-height);
    min-height: calc(100vh - var(--mobile-header-height));
    padding-bottom: clamp(3.5rem, 12vh, 5rem);
  }

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

  .service-card {
    padding: 1.4rem 1.2rem;
    min-height: clamp(200px, 48vh, 240px);
  }

  .service-card::before {
    top: 0.9rem;
    left: 1.1rem;
  }

  .card-image-container {
    min-height: clamp(120px, 32vh, 160px);
  }

  .services-section .subtitle {
    max-width: 100%;
  }

  .footer {
    padding: 0.75rem 0;
  }

  .footer-content {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }

  .footer-links {
    justify-content: center;
    gap: 1rem;
  }
}

/* Tablet & Small Desktop (640px to 1023px) */
@media (min-width: 640px) and (max-width: 1023px) {
  :root {
    --content-padding-top: clamp(2.5rem, 6vw, 3.5rem);
    --content-padding-inline: clamp(1.75rem, 5vw, 3rem);
    --content-padding-bottom: clamp(4.5rem, 12vh, 6rem);
    --container-padding: var(--content-padding-top) var(--content-padding-inline) var(--content-padding-bottom);
    --grid-gap: clamp(1.5rem, 4vw, 2.25rem);
  }

  .services-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    max-width: 760px;
  }

  .hero-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .service-card {
    padding: 1.5rem;
  }

  .card-image-container {
    width: clamp(92px, 9vw, 120px);
    height: clamp(92px, 9vw, 120px);
  }
}

/* Navigation toggle behaviour (up to 1023px) */
@media (max-width: 1023px) {
  .header-toggle {
    display: flex;
  }

  .header-content {
    gap: 0.75rem;
  }

  #primary-navigation[hidden] {
    display: none !important;
  }

  #primary-navigation {
    position: fixed;
    top: calc(var(--mobile-header-height) + 0.75rem);
    right: clamp(1rem, 6vw, 1.75rem);
    left: clamp(1rem, 6vw, 1.75rem);
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
    padding: 1.75rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(6, 11, 25, 0.92);
    box-shadow: 0 32px 60px -28px rgba(2, 6, 23, 0.92);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    transform: translateY(-0.75rem);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-duration) var(--transition-ease), transform var(--transition-duration) var(--transition-ease);
    z-index: 120;
  }

  body.nav-open #primary-navigation {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .page-header::after {
    content: "";
    position: fixed;
    inset: 0;
    background: rgba(2, 6, 23, 0.65);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-duration) var(--transition-ease);
    z-index: 90;
  }

  body.nav-open .page-header::after {
    opacity: 1;
    pointer-events: auto;
  }

  .navigation {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }

  .header-navigation .navigation-separator {
    display: none;
  }

  .header-navigation .navigation-link {
    width: 100%;
    justify-content: space-between;
    font-size: 0.95rem;
    padding: 0.8rem 1rem;
  }

  .language-selector {
    margin-left: 0;
    width: 100%;
    justify-content: space-between;
    gap: 0.5rem;
    flex-wrap: wrap;
    row-gap: 0.6rem;
  }

  .language-option {
    flex: 1 1 calc(33.333% - 0.5rem);
    text-align: center;
  }
}

/* Large Desktop (1024px and up) */
@media (min-width: 1024px) {
  :root {
    --content-padding-top: clamp(3rem, 6vw, 5rem);
    --content-padding-inline: clamp(3rem, 6vw, 4.5rem);
    --content-padding-bottom: clamp(5rem, 10vh, 7rem);
    --container-padding: var(--content-padding-top) var(--content-padding-inline) var(--content-padding-bottom);
    --grid-gap: clamp(2rem, 3vw, 2.75rem);
  }

  .header-toggle {
    display: none;
  }

  #primary-navigation {
    position: static;
    display: flex !important;
    flex-direction: row;
    align-items: center;
    gap: 0.6rem;
    padding: 0;
    border: 0;
    background: none;
    box-shadow: none;
    transform: none;
    opacity: 1;
    pointer-events: auto;
  }

  .language-selector {
    margin-left: 1rem;
    width: auto;
  }

  .services-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    max-width: 1000px;
  }

  .hero-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .service-card {
    padding: 1.75rem 1.5rem;
  }

  .card-image-container {
    width: clamp(100px, 8vw, 132px);
    height: clamp(100px, 8vw, 132px);
  }
}


/* ================================
   Scrollbar Styling
   ================================ */
.container::-webkit-scrollbar {
  width: 8px;
}

.container::-webkit-scrollbar-track {
  background: transparent;
}

.container::-webkit-scrollbar-thumb {
  background: #d1d5db;
  border-radius: 4px;
}

.container::-webkit-scrollbar-thumb:hover {
  background: #9ca3af;
}

/* Main content scrollbar styling */
.main-content::-webkit-scrollbar {
  width: 6px;
}

.main-content::-webkit-scrollbar-track {
  background: transparent;
}

.main-content::-webkit-scrollbar-thumb {
  background: rgba(209, 213, 219, 0.7);
  border-radius: 3px;
}

.main-content::-webkit-scrollbar-thumb:hover {
  background: rgba(156, 163, 175, 0.8);
}

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

  .subtitle-text {
    transition: none;
  }

  .service-card:hover .service-image--back,
  .service-card:hover .service-image--front {
    transform: none;
  }
}

@media (prefers-contrast: high) {
  :root {
    --color-text-strong: #ffffff;
    --color-primary: #ffffff;
    --color-primary-muted: rgba(255, 255, 255, 0.95);
    --color-outline: rgba(255, 255, 255, 0.6);
    --color-outline-strong: rgba(255, 255, 255, 0.75);
    --color-accent: rgba(94, 234, 212, 0.9);
  }
}

/* ================================
   About Page Styles
   ================================ */
.about-section {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  text-align: left;
  margin-top: var(--header-height);
  margin-bottom: var(--footer-height);
  min-height: calc(100vh - var(--header-height) - var(--footer-height));
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  scroll-behavior: smooth;
  position: relative;
}

.about-content {
  padding: clamp(2.25rem, 4vw, 3.75rem);
  border-radius: var(--border-radius);
  background: linear-gradient(150deg, rgba(255, 255, 255, 0.1), rgba(15, 23, 42, 0.35));
  border: 1px solid var(--color-outline);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  position: relative;
  overflow: hidden;
}

.about-content::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 0% 0%, rgba(255, 255, 255, 0.18), transparent 45%),
    radial-gradient(circle at 100% 0%, rgba(56, 189, 248, 0.24), transparent 55%);
  opacity: 0.75;
  pointer-events: none;
}

.about-content > * {
  position: relative;
}

/* About Page - Center aligned title */
.about-section .section-header .main-title {
  text-align: center;
}

.about-section .section-header {
  text-align: center;
}

.about-text {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.concept-section,
.mission-section,
.approach-section,
.vision-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.concept-title,
.mission-title,
.approach-title,
.vision-title {
  font-size: clamp(1.45rem, 2.8vw, 1.75rem);
  font-weight: 600;
  color: var(--color-text-strong);
  margin: 0;
  letter-spacing: -0.025em;
}

.concept-text {
  font-size: clamp(1.2rem, 2.5vw, 1.4rem);
  font-weight: 400;
  color: var(--color-primary-muted);
  line-height: 1.6;
  margin: 0;
  text-align: center;
}

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

.mission-text,
.approach-text,
.vision-text {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-primary-muted);
  line-height: 1.7;
  margin: 0;
  text-align: left;
}

/* ================================
   Aqua Apps Page Styles
   ================================ */
.apps-container {
  width: 100%;
  min-height: calc(100vh - var(--header-height) - var(--footer-height));
}

.apps-main {
  display: flex;
  justify-content: center;
  padding: clamp(2.5rem, 4vw, 4rem) clamp(1.5rem, 5vw, 4rem);
}

.apps-wrapper {
  width: min(1100px, 100%);
  display: flex;
  flex-direction: column;
  gap: clamp(2.5rem, 5vw, 4rem);
}

.apps-hero {
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border-radius: var(--border-radius);
  background: linear-gradient(
      135deg,
      rgba(56, 189, 248, 0.12) 0%,
      rgba(14, 116, 144, 0.18) 60%,
      rgba(15, 23, 42, 0.78) 100%
    );
  border: 1px solid rgba(148, 163, 184, 0.25);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  text-align: left;
  align-items: flex-start;
}

.apps-hero__title {
  margin: 0;
  font-size: clamp(1.9rem, 4.5vw, 2.3rem);
  font-weight: 600;
  line-height: 1.15;
  color: var(--color-text-strong);
}

.apps-hero__lead {
  max-width: 640px;
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  line-height: 1.5;
  color: var(--color-primary-muted);
  margin: 0;
}

.apps-hero__note {
  max-width: 640px;
  font-size: 0.93rem;
  line-height: 1.5;
  color: rgba(226, 232, 240, 0.68);
  margin: 0;
}

.apps-hero__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-top: 0.25rem;
  width: 100%;
}

.apps-hero__meta-item {
  padding: 0.75rem 0.95rem;
  border-radius: 0.75rem;
  background: rgba(15, 23, 42, 0.72);
  border: 1px solid rgba(148, 163, 184, 0.24);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.apps-hero__meta-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(148, 163, 184, 0.85);
}

.apps-hero__meta-value,
.apps-hero__meta-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-primary);
  text-decoration: none;
}

.apps-hero__meta-link:hover,
.apps-hero__meta-link:focus {
  text-decoration: underline;
}

.apps-catalog {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.apps-section__title {
  margin: 0;
  font-size: clamp(1.4rem, 3vw, 1.75rem);
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--color-text-strong);
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: clamp(1.25rem, 3vw, 1.75rem);
}

.app-card {
  background: linear-gradient(160deg, rgba(15, 23, 42, 0.68), rgba(30, 41, 59, 0.65));
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: calc(var(--border-radius) - 6px);
  box-shadow: var(--shadow-soft);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.app-card:hover,
.app-card:focus-within {
  transform: translateY(-6px);
  border-color: rgba(96, 165, 250, 0.45);
  box-shadow: 0 22px 40px rgba(59, 130, 246, 0.25);
}

.app-card__link {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding: clamp(1.5rem, 3vw, 2rem);
  text-decoration: none;
  color: inherit;
  height: 100%;
}

.app-card__thumb {
  width: 72px;
  height: 72px;
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(140deg, rgba(56, 189, 248, 0.9), rgba(59, 130, 246, 0.65));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.app-card:nth-child(2) .app-card__thumb {
  background: linear-gradient(140deg, rgba(94, 234, 212, 0.9), rgba(56, 189, 248, 0.6));
}

.app-card:nth-child(3) .app-card__thumb {
  background: linear-gradient(140deg, rgba(254, 240, 138, 0.95), rgba(251, 191, 36, 0.65));
}

.app-card:nth-child(4) .app-card__thumb {
  background: linear-gradient(140deg, rgba(167, 139, 250, 0.85), rgba(56, 189, 248, 0.6));
}

.app-card__badge {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #0f172a;
}

.app-card__title {
  margin: 0 0 0.35rem;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-strong);
}

.app-card__tagline {
  margin: 0;
  font-size: 0.97rem;
  color: var(--color-primary-muted);
  line-height: 1.5;
}

.apps-details {
  display: flex;
  flex-direction: column;
  gap: clamp(1.75rem, 4vw, 2.5rem);
}

.app-detail {
  display: grid;
  grid-template-columns: minmax(0, 220px) minmax(0, 1fr);
  gap: clamp(1.5rem, 3vw, 2.75rem);
  padding: clamp(1.75rem, 3vw, 2.5rem);
  border-radius: var(--border-radius);
  background: linear-gradient(130deg, rgba(15, 23, 42, 0.82), rgba(30, 41, 59, 0.7));
  border: 1px solid rgba(148, 163, 184, 0.2);
  box-shadow: var(--shadow-soft);
}

.app-detail__media {
  border-radius: calc(var(--border-radius) - 8px);
  background: radial-gradient(circle at 30% 30%, rgba(56, 189, 248, 0.35), rgba(15, 23, 42, 0.95));
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  aspect-ratio: 1 / 1;
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.app-detail:nth-child(2) .app-detail__media {
  background: radial-gradient(circle at 30% 30%, rgba(94, 234, 212, 0.32), rgba(15, 23, 42, 0.95));
}

.app-detail:nth-child(3) .app-detail__media {
  background: radial-gradient(circle at 30% 30%, rgba(251, 191, 36, 0.3), rgba(15, 23, 42, 0.95));
}

.app-detail:nth-child(4) .app-detail__media {
  background: radial-gradient(circle at 30% 30%, rgba(167, 139, 250, 0.35), rgba(15, 23, 42, 0.95));
}

.app-detail__initials {
  font-size: clamp(2.4rem, 6vw, 3rem);
  font-weight: 600;
  letter-spacing: 0.12em;
  color: rgba(226, 232, 240, 0.9);
}

.app-detail__content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.app-detail__eyebrow {
  margin: 0;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(148, 163, 184, 0.9);
}

.app-detail__title {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 1.9rem);
  font-weight: 600;
  color: var(--color-text-strong);
}

.app-detail__description {
  margin: 0;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-primary-muted);
}

.app-detail__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.75rem;
  margin: 0;
  padding: 0;
}

.app-detail__meta-pair {
  padding: 0.65rem 0.85rem;
  border-radius: 0.65rem;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(148, 163, 184, 0.2);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.app-detail__meta dt {
  margin: 0;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(148, 163, 184, 0.85);
}

.app-detail__meta dd {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-primary);
}

.app-detail__features {
  margin: 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.45rem;
  color: var(--color-primary-muted);
  font-size: 0.98rem;
  line-height: 1.55;
}

.app-detail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.app-detail__link {
  display: inline-flex;
  align-items: center;
  padding: 0.6rem 1.3rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.app-detail__link:hover,
.app-detail__link:focus {
  transform: translateY(-2px);
  background: rgba(59, 130, 246, 0.18);
  color: #ffffff;
}

.app-detail__link:focus-visible {
  outline: 2px solid rgba(59, 130, 246, 0.45);
  outline-offset: 3px;
}

.app-detail__link--disabled {
  pointer-events: none;
  color: rgba(148, 163, 184, 0.7);
  border-color: rgba(148, 163, 184, 0.25);
  background: rgba(15, 23, 42, 0.6);
  cursor: default;
}

.apps-updates {
  margin-top: -0.25rem;
}

.apps-updates__card {
  padding: clamp(2rem, 4vw, 2.75rem);
  border-radius: var(--border-radius);
  background: linear-gradient(
      135deg,
      rgba(148, 163, 184, 0.15),
      rgba(14, 116, 144, 0.25),
      rgba(15, 23, 42, 0.82)
    );
  border: 1px solid rgba(148, 163, 184, 0.22);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  text-align: left;
}

.apps-updates__title {
  margin: 0;
  font-size: clamp(1.45rem, 3vw, 1.85rem);
  font-weight: 600;
  color: var(--color-text-strong);
}

.apps-updates__description {
  margin: 0;
  color: var(--color-primary-muted);
  line-height: 1.6;
}

.apps-updates__list {
  margin: 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.45rem;
  color: var(--color-primary-muted);
  font-size: 0.97rem;
}

.apps-updates__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  padding: 0.7rem 1.4rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.apps-updates__cta:hover,
.apps-updates__cta:focus {
  transform: translateY(-2px);
  background: rgba(56, 189, 248, 0.2);
  color: #ffffff;
}

.apps-updates__cta:focus-visible {
  outline: 2px solid rgba(59, 130, 246, 0.4);
  outline-offset: 3px;
}

@media (max-width: 1024px) {
  .apps-main {
    padding: clamp(2rem, 6vw, 3rem) clamp(1.25rem, 5vw, 2.5rem);
  }

  .app-detail {
    grid-template-columns: minmax(0, 1fr);
  }

  .app-detail__media {
    width: clamp(200px, 60vw, 260px);
    margin: 0 auto;
  }

  .apps-hero__meta {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }
}

@media (max-width: 640px) {
  .apps-grid {
    grid-template-columns: 1fr;
  }

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

  .apps-hero__meta {
    grid-template-columns: 1fr;
  }

  .app-card__thumb {
    width: 64px;
    height: 64px;
  }

  .app-detail__meta {
    grid-template-columns: 1fr;
  }
}

/* ================================
   Policy Pages Footer Override
   ================================ */
.container.policy-page .footer {
  position: relative;
  bottom: auto;
  margin-top: auto;
}

/* ================================
   Performance Optimizations
   ================================ */
/* Hardware acceleration for smooth animations */
.service-card,
.service-image,
.navigation-link,
.language-option {
  will-change: transform;
  transform: translateZ(0);
  backface-visibility: hidden;
}

/* Optimize scrolling performance */
.main-content,
.content-section,
.about-section {
  will-change: scroll-position;
  transform: translateZ(0);
}

/* ================================
   Print Styles
   ================================ */
@media print {
  .footer {
    display: none;
  }

  .service-card {
    break-inside: avoid;
  }
}