/* ==========================================================================
   Aqua Cleaning Company — Main Styles
   Theming: override --color-* and --font-* variables in :root or after logo.
   ========================================================================== */

:root {
  /* Theme colors — updated to match logo (bright aqua) without overusing solid blue */
  --color-primary: #06a5f5;          /* main aqua from logo */
  --color-primary-hover: #0486c8;    /* darker aqua for hover */
  --color-primary-light: #e0f4ff;    /* very light aqua background */
  --color-secondary: #0b7285;        /* muted teal accent */
  --color-accent: #22c3aa;           /* soft aqua-green accent */
  --color-neutral-100: #f8fafc;
  --color-neutral-200: #f1f5f9;
  --color-neutral-300: #e2e8f0;
  --color-neutral-400: #94a3b8;
  --color-neutral-500: #64748b;
  --color-background: #ffffff;
  --color-surface: #f8fafc;
  --color-text: #1e293b;
  --color-text-muted: #64748b;
  --color-border: #e2e8f0;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, 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: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* Spacing & layout */
  --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;
  --container-max: 72rem;
  --container-padding: 1.25rem;

  /* Borders & shadows */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);

  /* Focus (accessibility) */
  --focus-ring: 2px solid var(--color-primary);
  --focus-offset: 2px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

a:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

/* Skip to content — visible on focus */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 100;
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: top 0.2s;
}

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

/* --------------------------------------------------------------------------
   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);
}

@media (max-width: 30rem) {
  .container {
    padding-left: 1.375rem;
    padding-right: 1.375rem;
  }

  .card,
  .contact-block,
  .review-card {
    padding: 1.25rem;
  }
}

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

@media (min-width: 48rem) {
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
}

/* --------------------------------------------------------------------------
   Header (sticky)
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 5rem;
  padding: var(--space-2) var(--container-padding);
  max-width: var(--container-max);
  margin: 0 auto;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 700;
  font-size: var(--font-size-lg);
  color: var(--color-text);
}

.site-logo img {
  width: 5rem;
  height: 5rem;
  min-width: 80px;
  min-height: 80px;
  object-fit: cover;
  object-position: center;
  border-radius: 50%;
}

.site-logo:hover,
.site-logo:focus-visible {
  color: var(--color-primary);
  text-decoration: none;
}

/* Nav */
.nav {
  display: none;
}

.nav[aria-expanded="true"] {
  display: block;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4);
  box-shadow: var(--shadow-md);
}

.nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.nav__link {
  display: block;
  padding: var(--space-2) var(--space-3);
  color: var(--color-text);
  font-weight: 500;
  border-radius: var(--radius-md);
  min-height: 44px;
  display: flex;
  align-items: center;
}

.nav__link:hover,
.nav__link--current {
  background: var(--color-primary-light);
  color: var(--color-primary);
  text-decoration: none;
}

@media (min-width: 48rem) {
  .nav {
    display: block;
    position: static;
    border: none;
    padding: 0;
    box-shadow: none;
  }

  .nav__list {
    flex-direction: row;
    gap: var(--space-1);
  }

  .nav__link {
    min-height: 44px;
    padding: var(--space-2) var(--space-4);
  }
}

/* Mobile menu button */
.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  cursor: pointer;
}

.menu-toggle:hover {
  background: var(--color-neutral-200);
}

.menu-toggle:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.menu-toggle[aria-expanded="true"] .menu-toggle__icon--open,
.menu-toggle[aria-expanded="false"] .menu-toggle__icon--close {
  display: none;
}

@media (min-width: 48rem) {
  .menu-toggle {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 44px;
  padding: var(--space-3) var(--space-6);
  font-family: inherit;
  font-size: var(--font-size-base);
  font-weight: 600;
  line-height: 1;
  border-radius: var(--radius-lg);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.btn:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: #fff;
  text-decoration: none;
}

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

.btn--outline:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   Cards
   -------------------------------------------------------------------------- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.card__title {
  margin-top: 0;
  margin-bottom: var(--space-2);
  font-size: var(--font-size-xl);
  color: var(--color-text);
}

.card__text {
  margin-bottom: var(--space-4);
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Badges
   -------------------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-primary);
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
}

.badge svg {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  padding: var(--space-12) 0;
  text-align: center;
  background: var(--color-surface);
}

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

.hero__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.25;
}

.hero__inner {
  position: relative;
  z-index: 1;
}

.hero__title {
  margin: 0 0 var(--space-4);
  font-size: var(--font-size-3xl);
  font-weight: 700;
  line-height: var(--line-height-tight);
  color: var(--color-text);
}

.hero__tagline {
  margin: 0 0 var(--space-6);
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
}

/* Hero with large logo (landing): logo + content side by side on desktop, stacked on mobile */
.hero--with-logo .hero__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
  text-align: center;
}

.hero--with-logo .hero__logo {
  flex-shrink: 0;
}

.hero--with-logo .hero__logo img {
  width: 100%;
  max-width: 280px;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.hero--with-logo .hero__content {
  max-width: 36rem;
}

.hero--with-logo .hero__tagline {
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 48rem) {
  .hero {
    padding: var(--space-20) 0;
  }

  .hero--with-logo .hero__inner {
    flex-direction: row;
    justify-content: center;
    gap: var(--space-12);
    text-align: left;
  }

  .hero--with-logo .hero__logo img {
    max-width: 320px;
  }

  .hero--with-logo .hero__content {
    max-width: none;
  }

  .hero--with-logo .hero__tagline {
    margin-left: 0;
    margin-right: 0;
  }

  .hero--with-logo .hero__actions {
    justify-content: flex-start;
  }

  .hero__title {
    font-size: var(--font-size-4xl);
  }

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

/* --------------------------------------------------------------------------
   Sections
   -------------------------------------------------------------------------- */
.section {
  padding: var(--space-12) 0;
}

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

.section__title {
  margin: 0 0 var(--space-2);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-text);
}

.section__subtitle {
  margin: 0 0 var(--space-8);
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  max-width: 40rem;
}

.section__subtitle--full {
  max-width: none;
}

/* --------------------------------------------------------------------------
   Reviews
   -------------------------------------------------------------------------- */
.review-card {
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.review-card__stars {
  margin-bottom: var(--space-2);
  color: var(--color-accent);
  font-size: var(--font-size-lg);
}

.review-card__text {
  margin: 0 0 var(--space-3);
  font-style: italic;
  color: var(--color-text);
}

.review-card__author {
  margin: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Service area / city list
   -------------------------------------------------------------------------- */
.city-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.city-list li {
  padding: var(--space-2) var(--space-4);
  background: var(--color-neutral-200);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   Pricing table
   -------------------------------------------------------------------------- */
.pricing-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-base);
}

.pricing-table th,
.pricing-table td {
  padding: var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.pricing-table th {
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-surface);
}

.pricing-table td {
  color: var(--color-text-muted);
}

.pricing-note {
  margin-top: var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Gallery
   -------------------------------------------------------------------------- */
.gallery {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

@media (min-width: 36rem) {
  .gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

.gallery__item img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.gallery__caption {
  margin-top: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Contact
   -------------------------------------------------------------------------- */
.contact-block {
  padding: var(--space-6);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.contact-block__title {
  margin-top: 0;
  margin-bottom: var(--space-4);
  font-size: var(--font-size-xl);
}

.contact-block a[href^="tel:"]:not(.btn),
.contact-block a[href^="mailto:"] {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 600;
  color: var(--color-primary);
  min-height: 44px;
}

.contact-block a[href^="tel:"]:not(.btn):hover,
.contact-block a[href^="mailto:"]:hover {
  text-decoration: underline;
}

.contact-block .icon {
  width: 1.25rem;
  height: 1.25rem;
}

/* Form */
.form-group {
  margin-bottom: var(--space-5);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-2);
  font-weight: 500;
  color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  min-height: 44px;
  padding: var(--space-3);
  font-family: inherit;
  font-size: var(--font-size-base);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: var(--focus-ring);
  outline-offset: 0;
  border-color: var(--color-primary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-muted);
}

.form-group input.form-invalid,
.form-group textarea.form-invalid {
  border-color: #b91c1c;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--color-text);
  color: var(--color-neutral-300);
  padding: var(--space-12) 0 var(--space-8);
  margin-top: var(--space-16);
}

.site-footer a {
  color: var(--color-neutral-300);
}

.site-footer a:hover {
  color: #fff;
  text-decoration: underline;
}

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

@media (min-width: 48rem) {
  .footer__grid {
    grid-template-columns: 1fr 1fr auto;
    gap: var(--space-12);
  }
}

.footer__brand {
  font-weight: 700;
  font-size: var(--font-size-lg);
  color: #fff;
}

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

.footer__social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
}

.footer__social a:hover {
  background: rgba(255, 255, 255, 0.2);
  text-decoration: none;
}

.footer__social svg {
  width: 1.5rem;
  height: 1.5rem;
}

.footer__bottom {
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   404
   -------------------------------------------------------------------------- */
.page-404 {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-8);
}

.page-404__title {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-4);
}

.page-404__text {
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

/* --------------------------------------------------------------------------
   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;
}