/* ========================================================================== 
   Variables
   ========================================================================== */

:root {
  /* Colors */
  --color-background: #f5f7fb; /* soft, clean backdrop */
  --color-surface: #ffffff;
  --color-text: #1f2933; /* deep, calm neutral */
  --color-text-muted: #6b7280;

  --color-primary: #0b4f8a; /* deep, trustworthy blue */
  --color-primary-soft: #e0ecf7;
  --color-primary-strong: #063968;

  --color-success: #198754;
  --color-warning: #f59e0b;
  --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", sans-serif, "Apple Color Emoji",
    "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  --font-serif: "Georgia", "Times New Roman", serif;
  --font-mono: "SFMono-Regular", Menlo, Monaco, Consolas, "Liberation Mono",
    "Courier New", monospace;

  --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 */
  --font-size-5xl: 3rem;     /* 48px */

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

  /* Spacing scale (0–96px) */
  --space-0: 0;
  --space-1: 0.125rem; /* 2px */
  --space-2: 0.25rem;  /* 4px */
  --space-3: 0.375rem; /* 6px */
  --space-4: 0.5rem;   /* 8px */
  --space-5: 0.625rem; /* 10px */
  --space-6: 0.75rem;  /* 12px */
  --space-7: 0.875rem; /* 14px */
  --space-8: 1rem;     /* 16px */
  --space-10: 1.25rem; /* 20px */
  --space-12: 1.5rem;  /* 24px */
  --space-16: 2rem;    /* 32px */
  --space-20: 2.5rem;  /* 40px */
  --space-24: 3rem;    /* 48px */
  --space-32: 4rem;    /* 64px */
  --space-40: 5rem;    /* 80px */
  --space-48: 6rem;    /* 96px */

  /* Radius */
  --radius-sm: 0.25rem;  /* 4px */
  --radius-md: 0.5rem;   /* 8px */
  --radius-lg: 0.75rem;  /* 12px */
  --radius-xl: 1rem;     /* 16px */
  --radius-pill: 9999px;

  /* Shadows (soft, clean) */
  --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 15px 30px rgba(15, 23, 42, 0.12);

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

/* Respect prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-base: 0ms;
    --transition-slow: 0ms;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ========================================================================== 
   Reset / Normalize
   ========================================================================== */

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

html {
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
}

body {
  margin: 0;
}

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

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

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

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

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

/* Remove default link underlines, will be styled in Base */
a {
  text-decoration: none;
  color: inherit;
}

/* ========================================================================== 
   Base
   ========================================================================== */

body {
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  background-color: var(--color-background);
  color: var(--color-text);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

main {
  display: block;
}

/* Headings: clear hierarchy, calm but authoritative */
h1,
.h1 {
  font-size: var(--font-size-4xl);
  line-height: var(--line-height-tight);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-8);
  color: var(--color-primary-strong);
}

h2,
.h2 {
  font-size: var(--font-size-3xl);
  line-height: var(--line-height-tight);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-top: var(--space-24);
  margin-bottom: var(--space-6);
  color: var(--color-primary-strong);
}

h3,
.h3 {
  font-size: var(--font-size-2xl);
  line-height: var(--line-height-tight);
  font-weight: 600;
  margin-top: var(--space-16);
  margin-bottom: var(--space-4);
  color: var(--gray-800);
}

h4,
.h4 {
  font-size: var(--font-size-xl);
  line-height: var(--line-height-tight);
  font-weight: 600;
  margin-top: var(--space-12);
  margin-bottom: var(--space-3);
  color: var(--gray-800);
}

h5,
.h5 {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-tight);
  font-weight: 600;
  margin-top: var(--space-10);
  margin-bottom: var(--space-2);
  color: var(--gray-800);
}

h6,
.h6 {
  font-size: var(--font-size-base);
  line-height: var(--line-height-tight);
  font-weight: 600;
  margin-top: var(--space-8);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-600);
}

p {
  margin-bottom: var(--space-6);
  color: var(--color-text);
}

p.lead {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-muted);
}

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

strong {
  font-weight: 600;
}

/* Links: calm interaction, subtle underline on hover */
a {
  color: var(--color-primary);
  transition: color var(--transition-base);
}

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

a:not(.btn):not(.button) {
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:not(.btn):not(.button):hover {
  text-decoration: underline;
}

hr {
  border: 0;
  border-top: 1px solid var(--gray-200);
  margin: var(--space-16) 0;
}

/* Lists */
ul,
ol {
  padding-left: 1.5rem;
  margin-bottom: var(--space-6);
}

li + li {
  margin-top: var(--space-2);
}

/* ========================================================================== 
   Accessibility & Focus
   ========================================================================== */

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* Hide default outline where focus-visible is supported */
:focus {
  outline: none;
}

/* ========================================================================== 
   Utilities
   ========================================================================== */

/* Layout: container for structured content */

.container {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-8);
  padding-right: var(--space-8);
  max-width: 72rem; /* ~1152px: comfortable for imagery + info */
}

@media (min-width: 1024px) {
  .container {
    padding-left: var(--space-12);
    padding-right: var(--space-12);
  }
}

/* Flex helpers */

.flex {
  display: flex;
}

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

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

.flex-row {
  flex-direction: row;
}

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

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

.items-start {
  align-items: flex-start;
}

.items-end {
  align-items: flex-end;
}

.justify-between {
  justify-content: space-between;
}

.justify-center {
  justify-content: center;
}

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

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

.gap-8 {
  gap: var(--space-8);
}

/* Simple grid helpers for infographics & before/after */

.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-8);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-8);
}

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

/* Spacing utilities for vertical rhythm */

.section {
  padding-top: var(--space-32);
  padding-bottom: var(--space-32);
}

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

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

.mt-0 { margin-top: 0 !important; }
.mt-4 { margin-top: var(--space-4) !important; }
.mt-8 { margin-top: var(--space-8) !important; }
.mt-16 { margin-top: var(--space-16) !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-4 { margin-bottom: var(--space-4) !important; }
.mb-8 { margin-bottom: var(--space-8) !important; }
.mb-16 { margin-bottom: var(--space-16) !important; }

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

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

/* 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;
}

/* ========================================================================== 
   Components
   ========================================================================== */

/* Buttons: primary CTAs for inquiries & pickup/delivery */

.btn,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: 0.7rem 1.5rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: var(--font-size-sm);
  line-height: 1;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    background-color var(--transition-base),
    color var(--transition-base),
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-fast);
}

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

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

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

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

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

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

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

.btn:focus-visible,
.button:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* Inputs & form elements: clean, consistent */

.input,
select,
textarea,
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
input[type="search"],
input[type="password"] {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-300);
  background-color: #ffffff;
  color: var(--color-text);
  font-size: var(--font-size-sm);
  line-height: 1.4;
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    background-color var(--transition-base);
}

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

.input:focus-visible,
select:focus-visible,
textarea:focus-visible,
input[type="text"]:focus-visible,
input[type="email"]:focus-visible,
input[type="tel"]:focus-visible,
input[type="number"]:focus-visible,
input[type="search"]:focus-visible,
input[type="password"]:focus-visible {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary-soft), var(--shadow-sm);
}

textarea {
  min-height: 6rem;
  resize: vertical;
}

label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin-bottom: var(--space-2);
  color: var(--gray-700);
}

.form-group {
  margin-bottom: var(--space-6);
}

.form-help {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  margin-top: var(--space-2);
}

/* Card: for service breakdowns, infographics, before/after stories */

.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-16);
  border: 1px solid rgba(15, 23, 42, 0.03);
}

.card--soft {
  box-shadow: var(--shadow-sm);
  padding: var(--space-12);
}

.card-header {
  margin-bottom: var(--space-6);
}

.card-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--gray-800);
}

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

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

/* Simple badge for hygiene highlights, methods, etc. */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  font-weight: 500;
  background-color: var(--color-primary-soft);
  color: var(--color-primary-strong);
}

.badge--success {
  background-color: rgba(34, 197, 94, 0.12);
  color: #15803d;
}

.badge--warning {
  background-color: rgba(245, 158, 11, 0.12);
  color: #b45309;
}

.badge--danger {
  background-color: rgba(220, 38, 38, 0.12);
  color: #b91c1c;
}

/* Info strip / highlighted note, good for guarantees & USPs */

.info-strip {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-6) var(--space-8);
  border-radius: var(--radius-lg);
  background: linear-gradient(90deg, #0b4f8a0d, #0b4f8a00);
  border: 1px solid var(--color-primary-soft);
}

.info-strip__icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 999px;
  background-color: var(--color-primary-soft);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.info-strip__content {
  font-size: var(--font-size-sm);
  color: var(--gray-700);
}

/* Before/after layout helper */

.before-after {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-8);
}

.before-after__label {
  margin-top: var(--space-3);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-500);
}

@media (max-width: 768px) {
  .before-after {
    grid-template-columns: 1fr;
  }
}

/* ========================================================================== 
   End of base.css
   ========================================================================== */