/* ==========================================================================
   StavbyCeha.cz - Hlavní styly
   Moderní mobile-first web pro typové rodinné domy
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Design System)
   -------------------------------------------------------------------------- */
:root {
  /* Barvy */
  --color-primary: #4A7C59;
  --color-primary-light: #7CB580;
  --color-primary-dark: #3A6247;

  --color-accent: #D4A574;
  --color-accent-dark: #C4956A;

  --color-bg: #F8F7F4;
  --color-bg-white: #FFFFFF;
  --color-bg-dark: #2D3436;

  --color-text: #2D3436;
  --color-text-light: #636E72;
  --color-text-white: #FFFFFF;

  --color-border: #E0DDD8;

  /* Typografie */
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3rem;

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* 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-padding: var(--space-4);

  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Header */
  --header-height: 70px;
}

/* Desktop breakpoint adjustments */
@media (min-width: 768px) {
  :root {
    --container-padding: var(--space-6);
    --header-height: 80px;
  }
}

@media (min-width: 1024px) {
  :root {
    --container-padding: var(--space-6);
  }
}

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

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

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

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

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
.h1, h1 {
  font-size: var(--font-size-3xl);
}

.h2, h2 {
  font-size: var(--font-size-2xl);
}

.h3, h3 {
  font-size: var(--font-size-xl);
}

.h4, h4 {
  font-size: var(--font-size-lg);
}

@media (min-width: 768px) {
  .h1, h1 {
    font-size: var(--font-size-4xl);
  }

  .h2, h2 {
    font-size: var(--font-size-3xl);
  }

  .h3, h3 {
    font-size: var(--font-size-2xl);
  }
}

@media (min-width: 1024px) {
  .h1, h1 {
    font-size: var(--font-size-5xl);
  }
}

.text-sm {
  font-size: var(--font-size-sm);
}

.text-lg {
  font-size: var(--font-size-lg);
}

.text-light {
  color: var(--color-text-light);
}

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

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.section {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
}

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

@media (min-width: 1024px) {
  .section {
    padding-top: var(--space-20);
    padding-bottom: var(--space-20);
  }
}

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

.section--dark {
  background-color: var(--color-bg-dark);
  color: var(--color-text-white);
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-10);
}

.section__subtitle {
  display: block;
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-2);
}

.section__title {
  margin-bottom: var(--space-4);
}

.section__description {
  color: var(--color-text-light);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Grid */
.grid {
  display: grid;
  gap: var(--space-6);
}

.grid--2 {
  grid-template-columns: 1fr;
}

.grid--3 {
  grid-template-columns: 1fr;
}

.grid--4 {
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid--2,
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (min-width: 1024px) {
  .grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }

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

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 1000;
  transition: box-shadow var(--transition-base);
}

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

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-xl);
  color: var(--color-primary);
}

.header__logo img {
  height: 40px;
  width: auto;
}

.header__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.header__logo-text span {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-normal);
  color: var(--color-text-light);
}

/* Desktop navigation */
.nav {
  display: none;
}

@media (min-width: 1024px) {
  .nav {
    display: flex;
    align-items: center;
    gap: var(--space-8);
  }
}

.nav__link {
  position: relative;
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-base);
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-primary);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

/* CTA tlačítko v navigaci */
.nav__link--cta {
  background-color: rgba(74, 124, 89, 0.1);
  color: var(--color-primary);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.nav__link--cta::after {
  display: none;
}

.nav__link--cta:hover {
  background-color: rgba(74, 124, 89, 0.2);
  color: var(--color-primary-dark);
}

.mobile-nav__link--cta {
  color: var(--color-primary);
  background-color: rgba(74, 124, 89, 0.1);
  text-align: center;
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-top: var(--space-2);
  border-bottom: none;
}

.mobile-nav__link--cta:hover {
  background-color: rgba(74, 124, 89, 0.2);
  color: var(--color-primary-dark);
}

/* Mobile menu toggle */
.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  padding: 0;
}

@media (min-width: 1024px) {
  .menu-toggle {
    display: none;
  }
}

.menu-toggle__line {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 1px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.menu-toggle--active .menu-toggle__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle--active .menu-toggle__line:nth-child(2) {
  opacity: 0;
}

.menu-toggle--active .menu-toggle__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile navigation */
.mobile-nav {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-bg-white);
  padding: var(--space-6);
  transform: translateX(100%);
  transition: transform var(--transition-base);
  overflow-y: auto;
  z-index: 999;
}

.mobile-nav--open {
  transform: translateX(0);
}

.mobile-nav__link {
  display: block;
  padding: var(--space-4) 0;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition-fast);
}

.mobile-nav__link:hover,
.mobile-nav__link--active {
  color: var(--color-primary);
}

.mobile-nav__contact {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 2px solid var(--color-border);
}

.mobile-nav__contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  color: var(--color-text-light);
}

.mobile-nav__contact-item svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

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

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

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

.btn--accent:hover {
  background-color: var(--color-accent-dark);
}

.btn--outline {
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}

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

.btn--white {
  background-color: var(--color-bg-white);
  color: var(--color-primary);
}

.btn--white:hover {
  background-color: var(--color-bg);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-lg);
}

.btn svg {
  width: 20px;
  height: 20px;
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  background-color: var(--color-bg-dark);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(45, 52, 54, 0.9) 0%,
    rgba(45, 52, 54, 0.7) 50%,
    rgba(74, 124, 89, 0.6) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  color: var(--color-text-white);
  max-width: 700px;
}

.hero__subtitle {
  display: inline-block;
  background-color: var(--color-primary);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-4);
}

.hero__title {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
  .hero__title {
    font-size: var(--font-size-4xl);
  }
}

@media (min-width: 1024px) {
  .hero__title {
    font-size: var(--font-size-5xl);
  }
}

.hero__description {
  font-size: var(--font-size-lg);
  opacity: 0.9;
  margin-bottom: var(--space-8);
  line-height: var(--line-height-relaxed);
}

.hero__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-white);
  opacity: 0.7;
  animation: bounce 2s infinite;
}

.hero__scroll svg {
  width: 24px;
  height: 24px;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

/* Page hero (menší verze pro podstránky) */
.hero--page {
  min-height: 40vh;
  min-height: 40dvh;
  margin-top: var(--space-6);
}

.hero--page .hero__title {
  font-size: var(--font-size-2xl);
}

@media (min-width: 768px) {
  .hero--page .hero__title {
    font-size: var(--font-size-3xl);
  }
}

/* --------------------------------------------------------------------------
   Cards
   -------------------------------------------------------------------------- */
.card {
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.card__image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.card__content {
  padding: var(--space-5);
}

.card__tag {
  display: inline-block;
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-3);
}

.card__title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2);
}

.card__description {
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-4);
}

.card__meta {
  display: flex;
  gap: var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.card__meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.card__meta-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-primary);
}

/* Feature card */
.feature-card {
  text-align: center;
  padding: var(--space-6);
}

.feature-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
}

.feature-card__icon svg {
  width: 32px;
  height: 32px;
}

.feature-card__title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2);
}

.feature-card__description {
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
}

/* --------------------------------------------------------------------------
   House Detail
   -------------------------------------------------------------------------- */
.house-params {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .house-params {
    grid-template-columns: repeat(4, 1fr);
  }
}

.house-param {
  text-align: center;
  padding: var(--space-4);
  background-color: var(--color-bg-white);
  border-radius: var(--radius-md);
}

.house-param__value {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.house-param__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-top: var(--space-1);
}

/* --------------------------------------------------------------------------
   Timeline
   -------------------------------------------------------------------------- */
.timeline {
  position: relative;
  padding-left: var(--space-8);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--color-border);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-8);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__marker {
  position: absolute;
  left: calc(-1 * var(--space-8) + 4px);
  top: 0;
  width: 18px;
  height: 18px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  border: 3px solid var(--color-bg);
}

.timeline__number {
  position: absolute;
  left: calc(-1 * var(--space-8) - 24px);
  top: -2px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.timeline__title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2);
}

.timeline__description {
  color: var(--color-text-light);
}

@media (min-width: 768px) {
  .timeline {
    padding-left: var(--space-12);
  }

  .timeline::before {
    left: 20px;
  }

  .timeline__marker {
    left: calc(-1 * var(--space-12) + 12px);
  }

  .timeline__number {
    left: calc(-1 * var(--space-12) - 20px);
  }
}

/* --------------------------------------------------------------------------
   Gallery
   -------------------------------------------------------------------------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

@media (min-width: 640px) {
  .gallery {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .gallery {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-4);
  }
}

.gallery__item {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
}

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery__item:hover img {
  transform: scale(1.1);
}

.gallery__item::after {
  content: '';
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0);
  transition: background-color var(--transition-base);
}

.gallery__item:hover::after {
  background-color: rgba(0, 0, 0, 0.2);
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.95);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}

.lightbox--open {
  display: flex;
}

.lightbox__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-white);
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}

.lightbox__close:hover {
  opacity: 1;
}

.lightbox__close svg {
  width: 32px;
  height: 32px;
}

.lightbox__image {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-white);
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}

.lightbox__nav:hover {
  opacity: 1;
}

.lightbox__nav--prev {
  left: var(--space-4);
}

.lightbox__nav--next {
  right: var(--space-4);
}

.lightbox__nav svg {
  width: 32px;
  height: 32px;
}

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

.form__label {
  display: block;
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-2);
}

.form__input,
.form__textarea,
.form__select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg-white);
  transition: border-color var(--transition-fast);
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form__textarea {
  min-height: 150px;
  resize: vertical;
}

.form__hint {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-top: var(--space-1);
}

/* --------------------------------------------------------------------------
   Contact
   -------------------------------------------------------------------------- */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.contact-info__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-radius: var(--radius-md);
}

.contact-info__icon svg {
  width: 22px;
  height: 22px;
}

.contact-info__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.contact-info__value {
  font-weight: var(--font-weight-medium);
}

.contact-info__value a {
  color: var(--color-primary);
  transition: color var(--transition-fast);
}

.contact-info__value a:hover {
  color: var(--color-primary-dark);
}

/* Map */
.map {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.map iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  background-color: var(--color-bg-dark);
  color: var(--color-text-white);
  padding-top: var(--space-12);
  padding-bottom: var(--space-6);
}

.footer__grid {
  display: grid;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
}

@media (min-width: 640px) {
  .footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer__logo {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-4);
  text-align: center;
}

.footer__description {
  opacity: 0.8;
  margin-bottom: var(--space-4);
  text-align: center;
}

.footer__title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-4);
}

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

.footer__link {
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}

.footer__link:hover {
  opacity: 1;
}

.footer__contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  opacity: 0.8;
  margin-bottom: var(--space-2);
}

.footer__contact-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.footer__bottom {
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  text-align: center;
  font-size: var(--font-size-sm);
  opacity: 0.6;
}

@media (min-width: 768px) {
  .footer__bottom {
    justify-content: center;
  }
}

/* --------------------------------------------------------------------------
   Utilities
   -------------------------------------------------------------------------- */
.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;
}

.no-scroll {
  overflow: hidden;
}

/* Lazy loading placeholder */
.lazy {
  opacity: 0;
  transition: opacity var(--transition-base);
}

.lazy--loaded {
  opacity: 1;
}

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-radius: var(--radius-md);
  z-index: 10000;
  transition: top var(--transition-fast);
}

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

/* PDF embed */
.pdf-embed {
  width: 100%;
  height: 600px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
}

@media (min-width: 768px) {
  .pdf-embed {
    height: 800px;
  }
}

/* CTA Section */
.cta {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  text-align: center;
  padding: var(--space-12) var(--container-padding);
}

@media (min-width: 768px) {
  .cta {
    padding: var(--space-16) var(--container-padding);
  }
}

.cta__title {
  margin-bottom: var(--space-4);
}

.cta__description {
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto var(--space-8);
}

/* Services list */
.services-list {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .services-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

.service-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  transition: box-shadow var(--transition-base);
}

.service-item:hover {
  box-shadow: var(--shadow-md);
}

.service-item__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-radius: var(--radius-md);
}

.service-item__icon svg {
  width: 24px;
  height: 24px;
}

.service-item__title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
}

.service-item__description {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}