/* ==========================================================================
   SeniorenIT Stuttgart — Main Stylesheet
   Mobile-first, WCAG AA+, Senior-optimized
   ========================================================================== */

/* ==========================================================================
   1. CSS Custom Properties (Design Tokens)
   ========================================================================== */
:root {
  /* Colors */
  --color-primary: #1b4b8a;
  --color-primary-light: #2e6bc4;
  --color-primary-dark: #143870;
  --color-accent: #e8760a;
  --color-accent-hover: #c46005;
  --color-success: #1a7a4c;
  --color-bg: #fafaf8;
  --color-bg-alt: #eef3f8;
  --color-bg-blue: #1b4b8a;
  --color-text: #1a202c;
  --color-text-muted: #4a5568;
  --color-text-inverse: #ffffff;
  --color-border: #cbd5e0;
  --color-border-light: #e2e8f0;
  --color-shadow: rgba(27, 75, 138, 0.12);

  /* Typography */
  --font-family: "Inter", system-ui, -apple-system, sans-serif;
  --font-size-xs: 0.875rem; /* 14px */
  --font-size-sm: 1rem; /* 16px */
  --font-size-base: 1.125rem; /* 18px — minimum for seniors */
  --font-size-md: 1.25rem; /* 20px */
  --font-size-lg: 1.5rem; /* 24px */
  --font-size-xl: 2rem; /* 32px */
  --font-size-2xl: 2.5rem; /* 40px */
  --font-size-3xl: 3rem; /* 48px */
  --line-height-base: 1.75;
  --line-height-tight: 1.3;
  --line-height-heading: 1.2;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Layout */
  --container-max: 1200px;
  --container-pad: var(--space-6);
  --header-height: 80px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 16px rgba(27, 75, 138, 0.1), 0 2px 6px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 30px rgba(27, 75, 138, 0.15);
  --shadow-card:
    0 2px 8px rgba(27, 75, 138, 0.08), 0 1px 3px rgba(0, 0, 0, 0.05);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
}

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

html {
  font-size: 100%;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-primary-light);
  text-decoration: underline;
  transition: color var(--transition-fast);
}

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

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4 {
  line-height: var(--line-height-heading);
  font-weight: 700;
  color: var(--color-text);
}

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 9999;
  padding: var(--space-3) var(--space-6);
  background: var(--color-accent);
  color: white;
  font-weight: 700;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-4);
}

/* ==========================================================================
   3. Layout Utilities
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* ==========================================================================
   4. Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
  min-height: 52px; /* Accessible touch target */
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-text-inverse);
}

.btn--accent {
  background-color: var(--color-accent);
  color: var(--color-text-inverse);
  border-color: var(--color-accent);
}

.btn--accent:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: var(--color-text-inverse);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline:hover {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn--large {
  font-size: var(--font-size-md);
  padding: var(--space-5) var(--space-10);
  min-height: 60px;
}

.btn--full {
  width: 100%;
}

.btn__icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

/* ==========================================================================
   5. Header
   ========================================================================== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  transition:
    padding var(--transition-base),
    box-shadow var(--transition-base);
}

.header--scrolled {
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  height: var(--header-height);
}

/* Logo */
.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.header__logo-icon {
  width: 36px;
  height: 36px;
}

.header__logo-text {
  font-size: var(--font-size-md);
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.header__logo-region {
  color: var(--color-accent);
}

/* Nav */
.nav {
  flex: 1;
}

.nav__list {
  display: none;
  flex-direction: column;
  position: absolute;
  top: var(--header-height);
  left: 0;
  right: 0;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-md);
  padding: var(--space-4) var(--container-pad);
  gap: var(--space-2);
}

.nav__list--open {
  display: flex;
}

.nav__link {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition:
    color var(--transition-fast),
    background-color var(--transition-fast);
}

.nav__link:hover {
  color: var(--color-primary);
  background-color: var(--color-bg-alt);
}

/* Header actions */
.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-left: auto;
}

.lang-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 48px;
  height: 48px;
  padding: 0 var(--space-3);
  background: transparent;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  font-family: var(--font-family);
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-text-muted);
  cursor: pointer;
  letter-spacing: 0.05em;
  transition:
    border-color var(--transition-fast),
    color var(--transition-fast),
    background-color var(--transition-fast);
}

.lang-toggle:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: var(--color-bg-alt);
}

.header__phone {
  display: none;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  background-color: var(--color-accent);
  color: var(--color-text-inverse);
  font-size: var(--font-size-base);
  font-weight: 700;
  text-decoration: none;
  border-radius: var(--radius-full);
  white-space: nowrap;
  transition: background-color var(--transition-fast);
  min-height: 48px;
}

.header__phone:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-text-inverse);
}

.header__phone-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 48px;
  height: 48px;
  padding: var(--space-3);
  background: transparent;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color var(--transition-fast);
}

.hamburger:hover {
  border-color: var(--color-primary);
}

.hamburger__line {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 2px;
  transition:
    transform var(--transition-base),
    opacity var(--transition-base);
}

.hamburger--open .hamburger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger--open .hamburger__line:nth-child(2) {
  opacity: 0;
}

.hamburger--open .hamburger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ==========================================================================
   6. Hero Section
   ========================================================================== */
.hero {
  background: linear-gradient(135deg, #1b4b8a 0%, #2e6bc4 50%, #1b4b8a 100%);
  color: var(--color-text-inverse);
  padding: var(--space-16) 0 var(--space-20);
  overflow: hidden;
  position: relative;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at 70% 50%,
    rgba(232, 118, 10, 0.1) 0%,
    transparent 60%
  );
  pointer-events: none;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
  position: relative;
}

.hero__content {
  max-width: 640px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background-color: rgba(232, 118, 10, 0.2);
  border: 1px solid rgba(232, 118, 10, 0.4);
  color: #ffb366;
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
}

.hero__badge::before {
  content: "✓";
  display: inline-block;
  width: 18px;
  height: 18px;
  background-color: var(--color-accent);
  border-radius: 50%;
  text-align: center;
  line-height: 18px;
  font-size: 11px;
  color: white;
}

.hero__headline {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-6);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.hero__subheadline {
  font-size: var(--font-size-md);
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: var(--space-10);
  line-height: var(--line-height-base);
}

.hero__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.hero__actions .btn--primary {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}

.hero__actions .btn--primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

.hero__actions .btn--outline {
  color: white;
  border-color: rgba(255, 255, 255, 0.5);
}

.hero__actions .btn--outline:hover {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: white;
  color: white;
}

/* Hero visual */
.hero__visual {
  display: flex;
  justify-content: center;
}

.hero__card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
  box-shadow: var(--shadow-lg);
  max-width: 280px;
  width: 100%;
}

.hero__illustration {
  width: 100%;
  max-width: 200px;
  margin: 0 auto var(--space-4);
}

.hero__card-text {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.hero__check {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* ==========================================================================
   7. Trust Bar
   ========================================================================== */
.trust {
  background-color: var(--color-primary);
  padding: var(--space-8) 0;
}

.trust__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6) var(--space-4);
  text-align: center;
}

.trust__item {
  color: var(--color-text-inverse);
}

.trust__number {
  display: block;
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-1);
}

.trust__label {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
}

/* ==========================================================================
   8. Section Styles (shared)
   ========================================================================== */
.section {
  padding: var(--space-16) 0;
  background-color: var(--color-bg);
}

.section--alt {
  background-color: var(--color-bg-alt);
}

.section--blue {
  background-color: var(--color-primary);
}

.section--blue .section__title,
.section--blue h2,
.section--blue h3 {
  color: var(--color-text-inverse);
}

.section--cta {
  background: linear-gradient(135deg, #1b4b8a 0%, #2e6bc4 100%);
  color: var(--color-text-inverse);
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section__title {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

.section__subtitle {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  max-width: 640px;
  margin-inline: auto;
  line-height: var(--line-height-base);
}

/* ==========================================================================
   9. Services Grid
   ========================================================================== */
.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

.service-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  box-shadow: var(--shadow-card);
  transition:
    transform var(--transition-base),
    box-shadow var(--transition-base),
    border-color var(--transition-base);
}

.service-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}

.service-card__icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  min-width: 52px;
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-md);
  color: var(--color-primary);
}

.service-card__icon-wrap svg {
  width: 26px;
  height: 26px;
}

.service-card__body {
  flex: 1;
}

.service-card__title {
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.service-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-base);
  margin: 0;
}

/* ==========================================================================
   10. How It Works (Steps)
   ========================================================================== */
.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  position: relative;
}

.step {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
}

.step__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  min-width: 60px;
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  font-size: var(--font-size-lg);
  font-weight: 800;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(27, 75, 138, 0.3);
}

.step__body {
  padding-top: var(--space-3);
}

.step__title {
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.step__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-base);
  margin: 0;
}

/* ==========================================================================
   11. Why Us Grid
   ========================================================================== */
.why-us__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.why-us__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-8) var(--space-6);
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
}

.why-us__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background-color: rgba(232, 118, 10, 0.15);
  border-radius: 50%;
  color: var(--color-accent);
  margin-bottom: var(--space-5);
}

.why-us__icon svg {
  width: 30px;
  height: 30px;
}

.why-us__title {
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-3);
}

.why-us__desc {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.78);
  line-height: var(--line-height-base);
  margin: 0;
}

/* Credentials Banner (inside #about section) */
.credentials-banner {
  display: flex;
  align-items: flex-start;
  gap: var(--space-6);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
  margin-bottom: var(--space-12);
}

.credentials-banner__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  color: var(--color-accent);
}

.credentials-banner__icon svg {
  width: 100%;
  height: 100%;
}

.credentials-banner__headline {
  display: block;
  font-size: var(--font-size-md);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-2);
}

.credentials-banner__body {
  font-size: var(--font-size-base);
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.65;
  margin: 0;
}

@media (max-width: 480px) {
  .credentials-banner {
    flex-direction: column;
    gap: var(--space-4);
    padding: var(--space-5);
  }
}

/* ==========================================================================
   12. Testimonials
   ========================================================================== */
.testimonials__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.testimonial-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  box-shadow: var(--shadow-card);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: var(--space-4);
  left: var(--space-6);
  font-size: 5rem;
  line-height: 1;
  color: var(--color-bg-alt);
  font-family: Georgia, serif;
  pointer-events: none;
}

.testimonial-card__stars {
  display: flex;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
  color: #f59e0b;
}

.testimonial-card__stars svg {
  width: 20px;
  height: 20px;
}

.testimonial-card__text {
  font-size: var(--font-size-base);
  color: var(--color-text);
  line-height: var(--line-height-base);
  margin-bottom: var(--space-5);
  font-style: italic;
  position: relative;
  z-index: 1;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-primary);
  flex-shrink: 0;
}

.testimonial-card__name {
  font-weight: 700;
  color: var(--color-text);
  font-size: var(--font-size-sm);
}

.testimonial-card__city {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ==========================================================================
   13. Service Area (Cities)
   ========================================================================== */
.cities {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
}

.city-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  background-color: var(--color-bg);
  border: 2px solid var(--color-primary-light);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast);
}

.city-pill::before {
  content: "📍";
  font-size: 0.85em;
}

.city-pill:hover {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
}

/* ==========================================================================
   14. Pricing
   ========================================================================== */
.pricing__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.pricing-card {
  background-color: var(--color-bg);
  border: 2px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
  transition:
    transform var(--transition-base),
    box-shadow var(--transition-base);
  position: relative;
  overflow: hidden;
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.pricing-card--highlighted {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}

.pricing-card__badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  padding: var(--space-1) var(--space-3);
  background-color: var(--color-accent);
  color: white;
  font-size: var(--font-size-xs);
  font-weight: 700;
  border-radius: var(--radius-full);
}

.pricing-card__name {
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.pricing-card__price-wrap {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.pricing-card__price {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.03em;
}

.pricing-card--highlighted .pricing-card__price {
  color: var(--color-accent);
}

.pricing-card__unit {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.pricing-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  line-height: var(--line-height-base);
}

.pricing-card__includes {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  flex: 1;
}

.pricing-card__include {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.pricing-card__include::before {
  content: "";
  display: block;
  width: 20px;
  height: 20px;
  min-width: 20px;
  background-color: rgba(26, 122, 76, 0.1);
  border-radius: 50%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 20 20' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M5 10l3 3 7-7' stroke='%231A7A4C' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-size: contain;
  margin-top: 1px;
}

.pricing-card__cta {
  display: block;
  text-align: center;
  padding: var(--space-4) var(--space-6);
  background-color: var(--color-bg-alt);
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-decoration: none;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-primary);
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast);
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pricing-card--highlighted .pricing-card__cta {
  background-color: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.pricing-card__cta:hover {
  background-color: var(--color-primary);
  color: white;
}

.pricing-card--highlighted .pricing-card__cta:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: white;
}

.pricing__note {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  max-width: 600px;
  margin-inline: auto;
  padding: var(--space-5) var(--space-6);
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-primary);
}

/* ==========================================================================
   15. Contact Section
   ========================================================================== */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
}

.contact__title {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

.contact__subtitle {
  font-size: var(--font-size-md);
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-8);
  line-height: var(--line-height-base);
}

.contact__phone {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-text-inverse);
  text-decoration: none;
  margin-bottom: var(--space-8);
  transition: color var(--transition-fast);
  line-height: 1;
}

.contact__phone:hover {
  color: var(--color-accent);
}

.contact__phone svg {
  width: 36px;
  height: 36px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.contact__detail {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.contact__detail svg {
  width: 22px;
  height: 22px;
  min-width: 22px;
  color: var(--color-accent);
  margin-top: 2px;
}

.contact__detail-label {
  display: block;
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.6);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-1);
}

.contact__detail-value {
  display: block;
  font-size: var(--font-size-base);
  color: var(--color-text-inverse);
  font-weight: 500;
}

.contact__detail-link {
  color: var(--color-text-inverse);
  text-decoration: underline;
}

.contact__detail-link:hover {
  color: var(--color-accent);
}

/* Contact Form */
.contact__form-wrapper {
  background-color: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-lg);
}

.contact__form-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.form__group {
  margin-bottom: var(--space-5);
}

.form__label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.form__input,
.form__textarea {
  width: 100%;
  padding: var(--space-4) var(--space-5);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
  min-height: 56px;
  appearance: none;
}

.form__textarea {
  min-height: 120px;
  resize: vertical;
}

.form__input:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(27, 75, 138, 0.15);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--color-text-muted);
  opacity: 0.7;
}

.form__input:invalid:not(:placeholder-shown),
.form__textarea:invalid:not(:placeholder-shown) {
  border-color: #e53e3e;
}

.form__message {
  margin-top: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.form__message--success {
  background-color: rgba(26, 122, 76, 0.1);
  border: 1px solid var(--color-success);
  color: var(--color-success);
}

.form__message--error {
  background-color: rgba(229, 62, 62, 0.1);
  border: 1px solid #e53e3e;
  color: #c53030;
}

/* ==========================================================================
   16. Footer
   ========================================================================== */
.footer {
  background-color: var(--color-text);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--space-10) 0;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-items: center;
  text-align: center;
}

.footer__logo .header__logo-text {
  color: white;
}

.footer__tagline {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
  margin-top: var(--space-2);
}

.footer__phone-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: white;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__phone-link:hover {
  color: var(--color-accent);
}

.footer__phone-link svg {
  width: 22px;
  height: 22px;
}

.footer__nav {
  display: flex;
  gap: var(--space-6);
  justify-content: center;
}

.footer__link {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: white;
}

.footer__copyright {
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.4);
}

/* ==========================================================================
   17. Back-to-top Button
   ========================================================================== */
.back-to-top {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 52px;
  height: 52px;
  background-color: var(--color-primary);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  transition:
    background-color var(--transition-fast),
    transform var(--transition-fast);
  z-index: 50;
}

.back-to-top:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
}

.back-to-top svg {
  width: 22px;
  height: 22px;
}

/* ==========================================================================
   18. Responsive — 480px (larger mobile)
   ========================================================================== */
@media (min-width: 480px) {
  .hero__actions {
    flex-direction: row;
    flex-wrap: wrap;
  }

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

  .trust__number {
    font-size: var(--font-size-2xl);
  }
}

/* ==========================================================================
   19. Responsive — 640px (small tablet)
   ========================================================================== */
@media (min-width: 640px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

/* ==========================================================================
   20. Responsive — 768px (tablet)
   ========================================================================== */
@media (min-width: 768px) {
  :root {
    --header-height: 88px;
  }

  .hamburger {
    display: none;
  }

  .nav__list {
    display: flex;
    flex-direction: row;
    position: static;
    background: none;
    border: none;
    box-shadow: none;
    padding: 0;
    gap: 0;
  }

  .header__phone {
    display: flex;
  }

  .hero__inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
  }

  .hero__headline {
    font-size: var(--font-size-3xl);
  }

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

  .steps {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
  }

  .step {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .step__body {
    padding-top: 0;
  }

  .contact__grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .footer__inner {
    grid-template-columns: 1fr auto auto auto;
    text-align: left;
    align-items: center;
  }

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

/* ==========================================================================
   21. Responsive — 1024px (desktop)
   ========================================================================== */
@media (min-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .services__grid .service-card {
    flex-direction: column;
  }

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

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

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

  .section__title {
    font-size: var(--font-size-2xl);
  }
}

/* ==========================================================================
   22. Print Styles
   ========================================================================== */
@media print {
  .header {
    position: static;
    box-shadow: none;
  }

  .hero {
    background: var(--color-primary) !important;
    print-color-adjust: exact;
    -webkit-print-color-adjust: exact;
  }

  .hamburger,
  .back-to-top,
  .contact__form-wrapper,
  .hero__visual {
    display: none !important;
  }

  .contact__phone {
    color: var(--color-text) !important;
  }

  a[href]::after {
    content: none;
  }
}

/* ==========================================================================
   22b. Legal Pages (.legal-hero, .legal-body, .legal-content, .legal-section)
   ========================================================================== */
.legal-hero {
  background: linear-gradient(135deg, #1b4b8a 0%, #2e6bc4 50%, #1b4b8a 100%);
  padding: var(--space-12) 0 var(--space-12);
  position: relative;
}

.legal-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at 70% 50%,
    rgba(232, 118, 10, 0.1) 0%,
    transparent 60%
  );
  pointer-events: none;
}

.legal-hero > .container {
  position: relative;
}

.legal-back {
  display: inline-block;
  color: rgba(255, 255, 255, 0.75);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-decoration: none;
  margin-bottom: var(--space-4);
  transition: color var(--transition-fast);
}

.legal-back:hover {
  color: white;
}

.legal-hero__title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-text-inverse);
  line-height: var(--line-height-heading);
  letter-spacing: -0.02em;
}

.legal-body {
  padding: var(--space-16) 0;
  background-color: var(--color-bg);
}

.legal-content {
  max-width: 760px;
  margin-inline: auto;
}

.legal-section {
  margin-bottom: var(--space-10);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border-light);
}

.legal-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.legal-section__heading {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.legal-section__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.legal-section__list li {
  padding-left: var(--space-5);
  position: relative;
  font-size: var(--font-size-base);
  color: var(--color-text);
  line-height: var(--line-height-base);
}

.legal-section__list li::before {
  content: "–";
  position: absolute;
  left: 0;
  color: var(--color-text-muted);
}

.legal-section p {
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  line-height: var(--line-height-base);
  margin-bottom: var(--space-4);
}

.legal-section p:last-child {
  margin-bottom: 0;
}

/* ==========================================================================
   23. Reduced Motion
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}