/* ========================================
   Variables
   ======================================== */
:root {
  /* Colors */
  --color-background: #f4f7fb;
  --color-surface: #ffffff;
  --color-text: #1f2933;
  --color-text-muted: #6b7280;
  --color-primary: #0077c8; /* Aqua/blue for water service brand */
  --color-primary-soft: #e0f2ff;
  --color-primary-dark: #005a99;
  --color-success: #16a34a;
  --color-warning: #eab308;
  --color-danger: #dc2626;

  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2933;
  --gray-900: #111827;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif,
    "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol",
    "Noto Color Emoji";
  --font-heading: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;

  --font-size-xs: 0.75rem; /* 12px */
  --font-size-sm: 0.875rem; /* 14px */
  --font-size-base: 1rem; /* 16px */
  --font-size-lg: 1.125rem; /* 18px */
  --font-size-xl: 1.25rem; /* 20px */
  --font-size-2xl: 1.5rem; /* 24px */
  --font-size-3xl: 1.875rem; /* 30px */
  --font-size-4xl: 2.25rem; /* 36px */

  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* Spacing scale (px) */
  --space-0: 0;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

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

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 10px 30px rgba(15, 23, 42, 0.12);

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-normal: 200ms ease-out;
  --transition-slow: 300ms ease-out;
}

/* ========================================
   Reset / Normalize
   ======================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body,
h1,
h2,
h3,
h4,
h5,
h6,
p,
figure,
blockquote,
dl,
dd {
  margin: 0;
}

ul[role="list"],
ol[role="list"] {
  list-style: none;
  padding: 0;
  margin: 0;
}

body {
  min-height: 100vh;
  text-rendering: optimizeLegibility;
}

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

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

button {
  border: none;
  background: none;
  padding: 0;
}

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

/* Remove animations if user prefers reduced motion */
@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ========================================
   Base Styles
   ======================================== */
body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--gray-900);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-3);
}

h1 {
  font-size: var(--font-size-4xl);
}

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

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

h4 {
  font-size: var(--font-size-xl);
}

h5 {
  font-size: var(--font-size-lg);
}

h6 {
  font-size: var(--font-size-base);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

p {
  margin-bottom: var(--space-3);
  color: var(--color-text);
}

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

strong {
  font-weight: 600;
}

small {
  font-size: var(--font-size-sm);
}

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

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

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

hr {
  border: 0;
  border-top: 1px solid var(--gray-200);
  margin: var(--space-6) 0;
}

/* ========================================
   Accessibility
   ======================================== */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.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;
}

/* ========================================
   Utilities
   ======================================== */
.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

@media (min-width: 1200px) {
  .container {
    max-width: 1200px;
  }
}

/* Layout helpers */
.flex {
  display: flex;
}

.inline-flex {
  display: inline-flex;
}

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

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-column {
  display: flex;
  flex-direction: column;
}

.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

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

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

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

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

.pt-6 { padding-top: var(--space-6); }
.pb-6 { padding-bottom: var(--space-6); }
.py-6 {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
}

/* ========================================
   Components
   ======================================== */
/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  font-weight: 500;
  font-size: var(--font-size-sm);
  line-height: 1.2;
  cursor: pointer;
  border: 1px solid transparent;
  transition:
    background-color var(--transition-normal),
    color var(--transition-normal),
    border-color var(--transition-normal),
    box-shadow var(--transition-normal),
    transform var(--transition-fast);
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

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

.btn-secondary {
  background-color: #ffffff;
  color: var(--color-primary);
  border-color: var(--color-primary-soft);
}

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

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

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

.btn:focus-visible {
  outline: 2px solid var(--color-primary-dark);
  outline-offset: 2px;
}

.btn:disabled,
.btn[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.6;
  box-shadow: none;
  transform: none;
}

/* Form elements */
.input,
.textarea,
.select {
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-300);
  background-color: #ffffff;
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-fast);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--gray-400);
}

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 119, 200, 0.15);
}

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

label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin-bottom: var(--space-1);
  color: var(--gray-800);
}

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

.form-hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: 4px;
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  margin-top: 4px;
}

/* Cards (for services, testimonials, pricing, tips) */
.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-5);
}

.card--elevated {
  box-shadow: var(--shadow-md);
}

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

.card-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-1);
}

.card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

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

/* Badges (for service times, availability, emergency labels) */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 500;
  background-color: var(--gray-100);
  color: var(--gray-700);
}

.badge--primary {
  background-color: var(--color-primary-soft);
  color: var(--color-primary-dark);
}

.badge--success {
  background-color: rgba(22, 163, 74, 0.08);
  color: var(--color-success);
}

.badge--danger {
  background-color: rgba(220, 38, 38, 0.08);
  color: var(--color-danger);
}

/* Sections (for clear service and info blocks) */
.section {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
}

.section--light {
  background-color: #ffffff;
}

.section--muted {
  background-color: var(--gray-50);
}

.section-header {
  margin-bottom: var(--space-6);
  text-align: left;
}

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

.section-eyebrow {
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.section-title {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-2);
}

.section-description {
  max-width: 640px;
  color: var(--color-text-muted);
}

/* Hero-specific helpers for clean, modern header */
.hero {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

/* Navigation basics (for multi-page service site) */
.site-header {
  background-color: #ffffff;
  box-shadow: var(--shadow-sm);
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}

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

.nav-link {
  font-size: var(--font-size-sm);
  color: var(--gray-700);
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition:
    color var(--transition-fast),
    border-color var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-link--active {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.site-footer {
  background-color: #0b1724;
  color: #e5e7eb;
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}

.site-footer a {
  color: #e5e7eb;
}

.site-footer a:hover {
  color: #ffffff;
}

/* Testimonials layout helper */
.testimonial {
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.testimonial-quote {
  font-style: italic;
  margin-bottom: var(--space-3);
}

.testimonial-author {
  font-weight: 600;
  color: var(--gray-800);
}

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

/* Pricing card nuance for Hungarian customers */
.pricing-card {
  border-top: 3px solid var(--color-primary);
}

.pricing-amount {
  font-size: var(--font-size-3xl);
  font-weight: 600;
}

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

/* Lists for common plumbing problems & maintenance tips */
.list-check {
  list-style: none;
  padding: 0;
  margin: 0;
}

.list-check li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 8px;
  font-size: var(--font-size-sm);
}

.list-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 9999px;
  background-color: var(--color-primary);
}

/* Simple status text helpers */
.text-muted { color: var(--color-text-muted); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }

/* Tables (for pricing breakdowns, service times) */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.table th,
.table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--gray-200);
  text-align: left;
}

.table th {
  font-weight: 600;
  color: var(--gray-700);
  background-color: var(--gray-50);
}

.table-striped tr:nth-child(even) td {
  background-color: #fafbff;
}

/* Alerts (for emergency info or system messages) */
.alert {
  border-radius: var(--radius-md);
  padding: 10px 12px;
  font-size: var(--font-size-sm);
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.alert--info {
  background-color: var(--color-primary-soft);
  color: var(--color-primary-dark);
}

.alert--success {
  background-color: rgba(22, 163, 74, 0.08);
  color: var(--color-success);
}

.alert--warning {
  background-color: rgba(234, 179, 8, 0.1);
  color: var(--color-warning);
}

.alert--danger {
  background-color: rgba(220, 38, 38, 0.08);
  color: var(--color-danger);
}

/* End of base.css */