/*
 * TherapyBuilt — base.css
 *
 * Reset, root typography, global element styles.
 * All colors via var(--tb-*) only. Never hardcode hex here.
 */

/* -------------------------------------------------------------------------
 * Reset / Box model
 * ------------------------------------------------------------------------- */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* -------------------------------------------------------------------------
 * Root
 * ------------------------------------------------------------------------- */

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  background-color: var(--tb-bg);
  color: var(--tb-text);
  font-family: var(--tb-font-body, 'DM Sans', system-ui, sans-serif);
  font-size: var(--text-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-relaxed);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* -------------------------------------------------------------------------
 * Typography
 * ------------------------------------------------------------------------- */

h1, h2, h3, h4, h5, h6 {
  color: var(--tb-heading);
  font-family: var(--tb-font-heading, 'DM Sans', system-ui, sans-serif);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
}

h1 { font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl)); }
h2 { font-size: clamp(var(--text-2xl), 3.5vw, var(--text-4xl)); }
h3 { font-size: clamp(var(--text-xl),  2.5vw, var(--text-3xl)); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); font-weight: var(--font-weight-medium); }

p {
  color: var(--tb-text);
  line-height: var(--line-height-relaxed);
}

p + p {
  margin-top: var(--space-4);
}

/* Readable line length for prose paragraphs only -- never on eyebrows or headlines */
.tb-about__body p,
.tb-wte__card-body,
.tb-services__subheadline,
.tb-wte__subheadline,
.tb-clinicians__subheadline,
.tb-location__subheadline,
.tb-contact__subheadline,
.tb-testimonials__subheadline,
.tb-fees-section__subheadline,
.tb-faq-section__subheadline,
.tb-section-intro__body {
  max-width: 68ch;
  margin-left: auto;
  margin-right: auto;
}

a {
  color: var(--tb-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-fast);
}

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

strong, b { font-weight: var(--font-weight-semibold); }
em, i     { font-style: italic; }

small {
  font-size: var(--text-sm);
  color: var(--tb-text-muted);
}

/* -------------------------------------------------------------------------
 * Lists
 * ------------------------------------------------------------------------- */

ul, ol {
  padding-left: var(--space-6);
}

li {
  margin-top: var(--space-2);
  line-height: var(--line-height-relaxed);
}

/* -------------------------------------------------------------------------
 * Images & Media
 * ------------------------------------------------------------------------- */

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

figure {
  margin: 0;
}

/* -------------------------------------------------------------------------
 * Forms (base — intake form styles in component)
 * ------------------------------------------------------------------------- */

input,
textarea,
select,
button {
  font-family: inherit;
  font-size: inherit;
}

button {
  cursor: pointer;
}

/* -------------------------------------------------------------------------
 * Layout utilities
 * ------------------------------------------------------------------------- */

.tb-container {
  width: 100%;
  max-width: var(--container-xl);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--section-padding-x);
  padding-right: var(--section-padding-x);
}

.tb-container--sm  { max-width: var(--container-sm); }
.tb-container--md  { max-width: var(--container-md); }
.tb-container--lg  { max-width: var(--container-lg); }
.tb-container--2xl { max-width: var(--container-2xl); }

.tb-section {
  padding-top:    var(--section-padding-y);
  padding-bottom: var(--section-padding-y);
}

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

.tb-section--surface-2 {
  background-color: var(--tb-surface-2);
}

/* -------------------------------------------------------------------------
 * Section intro (shared heading pattern)
 * ------------------------------------------------------------------------- */

.tb-section-intro {
  text-align: center;
  margin-bottom: var(--space-12);
}

.tb-section-intro__eyebrow {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
  color: var(--tb-primary);
  margin-bottom: var(--space-3);
}

.tb-section-intro__heading {
  margin-bottom: var(--space-4);
}

.tb-section-intro__body {
  color: var(--tb-text-muted);
  font-size: var(--text-lg);
  max-width: 52ch;
  margin-left: auto;
  margin-right: auto;
}

/* -------------------------------------------------------------------------
 * Buttons (global)
 * ------------------------------------------------------------------------- */

.tb-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border: 2px solid transparent;
  border-radius: var(--radius-full);
  font-size: var(--text-base);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--transition-fast),
              border-color     var(--transition-fast),
              color            var(--transition-fast),
              box-shadow       var(--transition-fast);
  white-space: nowrap;
}

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

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

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

.tb-btn--secondary:hover {
  background-color: var(--tb-primary);
  color: #fff;
}

.tb-btn--ghost {
  background-color: transparent;
  border-color:     var(--tb-border-dark);
  color:            var(--tb-text);
}

.tb-btn--ghost:hover {
  border-color: var(--tb-primary);
  color:        var(--tb-primary);
}

.tb-btn--sm {
  padding:   var(--space-2) var(--space-4);
  font-size: var(--text-sm);
}

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

/* -------------------------------------------------------------------------
 * Divider
 * ------------------------------------------------------------------------- */

hr {
  border: none;
  border-top: 1px solid var(--tb-border);
  margin: var(--space-8) 0;
}

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

/* -------------------------------------------------------------------------
 * Skip link
 * ------------------------------------------------------------------------- */

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--tb-primary);
  color: #fff;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  z-index: var(--z-toast);
  transition: top var(--transition-fast);
}

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

/* -------------------------------------------------------------------------
 * WordPress core alignment classes
 * ------------------------------------------------------------------------- */

.alignleft  { float: left;  margin-right: var(--space-6); }
.alignright { float: right; margin-left:  var(--space-6); }
.aligncenter { display: block; margin-left: auto; margin-right: auto; }