/* ==========================================================================
   Streamline PT and Rehab — Stylesheet
   ========================================================================== */

:root {
  --color-primary: #1b6f8c;
  --color-primary-dark: #124f63;
  --color-accent: #4fb3bf;
  --color-bg: #ffffff;
  --color-bg-alt: #f4f8f9;
  --color-text: #1f2d2f;
  --color-text-light: #5a6b6d;
  --color-border: #e0e8e9;
  --font-base: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --radius: 8px;
  --container-width: 1100px;
  --spacing-1: 0.5rem;
  --spacing-2: 1rem;
  --spacing-3: 1.5rem;
  --spacing-4: 2.5rem;
  --spacing-5: 4rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

h1, h2, h3, h4 {
  line-height: 1.25;
  margin: 0 0 var(--spacing-2);
  color: var(--color-primary-dark);
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.25rem; }

p {
  margin: 0 0 var(--spacing-2);
  color: var(--color-text);
}

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

a:hover,
a:focus {
  text-decoration: underline;
}

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

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-3);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* Header & nav
   ========================================================================== */

.site-header {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-2);
  padding-top: var(--spacing-2);
  padding-bottom: var(--spacing-2);
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.logo span {
  color: var(--color-primary);
}

.site-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-3);
  margin: 0;
  padding: 0;
}

.site-nav a {
  color: var(--color-text);
  font-weight: 600;
}

.site-nav a[aria-current="page"] {
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
}

/* Hero
   ========================================================================== */

.hero {
  background: var(--color-bg-alt);
  padding: var(--spacing-5) 0;
  text-align: center;
}

.hero h1 {
  margin-bottom: var(--spacing-2);
}

.hero p {
  max-width: 40rem;
  margin: 0 auto var(--spacing-3);
  color: var(--color-text-light);
  font-size: 1.125rem;
}

/* Buttons
   ========================================================================== */

.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
}

.btn:hover,
.btn:focus {
  background: var(--color-primary-dark);
  text-decoration: none;
}

/* Section spacing
   ========================================================================== */

section {
  padding: var(--spacing-5) 0;
}

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

.section-heading {
  text-align: center;
  margin-bottom: var(--spacing-4);
}

/* Services grid
   ========================================================================== */

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-3);
}

.service-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-3);
}

.service-card h3 {
  color: var(--color-primary-dark);
}

/* Testimonials
   ========================================================================== */

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-3);
}

.testimonial {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: var(--spacing-3);
}

.testimonial p:first-child {
  font-style: italic;
}

.testimonial .author {
  font-weight: 600;
  color: var(--color-primary-dark);
}

/* Contact form
   ========================================================================== */

.contact-form {
  display: grid;
  gap: var(--spacing-2);
  max-width: 32rem;
}

.contact-form label {
  font-weight: 600;
  display: block;
  margin-bottom: 0.25rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.6rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font: inherit;
}

.map-placeholder {
  background: var(--color-bg-alt);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-4);
  text-align: center;
  color: var(--color-text-light);
}

.hours-table {
  border-collapse: collapse;
  width: 100%;
  max-width: 24rem;
}

.hours-table th,
.hours-table td {
  text-align: left;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--color-border);
}

/* Footer
   ========================================================================== */

.site-footer {
  background: var(--color-primary-dark);
  color: #eaf3f4;
  margin-top: var(--spacing-5);
}

.site-footer a {
  color: #eaf3f4;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-3);
  padding-top: var(--spacing-4);
  padding-bottom: var(--spacing-3);
}

.footer-col h2,
.footer-col h3 {
  color: #fff;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  text-align: center;
  padding: var(--spacing-2) 0;
  font-size: 0.875rem;
}

/* Responsive breakpoints
   ========================================================================== */

@media (min-width: 700px) {
  .services-grid,
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (min-width: 1000px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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