/* ============================================================
   ROOT CAUSE FUNCTIONAL MEDICINE — Global Stylesheet
   Art direction: Organic / wellness / nature
   Palette: Forest greens, warm earth tones, cream surfaces
   Typography: Zodiak (display) + Work Sans (body)
   ============================================================ */

/* === DESIGN TOKENS === */
:root {
  /* Type scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    8rem);

  /* Spacing */
  --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;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Layout */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  /* Radii */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1.25rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Fonts */
  --font-display: 'Zodiak', 'Georgia', serif;
  --font-body: 'Work Sans', 'Helvetica Neue', sans-serif;
}

/* === LIGHT MODE (default) === */
:root, [data-theme="light"] {
  --color-bg:               #f5f3ee;
  --color-surface:          #faf9f6;
  --color-surface-2:        #ffffff;
  --color-surface-offset:   #edeae3;
  --color-surface-offset-2: #e5e2da;
  --color-divider:          #d8d4cb;
  --color-border:           #ccc8be;

  --color-text:             #1e1d18;
  --color-text-muted:       #6b6a63;
  --color-text-faint:       #a8a69f;
  --color-text-inverse:     #f5f3ee;

  /* Forest green primary */
  --color-primary:          #2d6a4f;
  --color-primary-hover:    #1b4332;
  --color-primary-active:   #0f2b20;
  --color-primary-highlight:#d4e8df;
  --color-primary-light:    #e8f4ef;

  /* Warm earth accent */
  --color-accent:           #7c5c3a;
  --color-accent-hover:     #5e4329;
  --color-accent-highlight: #ede0d4;

  /* Soft teal for links */
  --color-link:             #1f7a5c;
  --color-link-hover:       #155c43;

  --shadow-sm: 0 1px 3px rgba(30, 29, 24, 0.07);
  --shadow-md: 0 4px 16px rgba(30, 29, 24, 0.09);
  --shadow-lg: 0 12px 40px rgba(30, 29, 24, 0.12);
}

/* === DARK MODE === */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:               #161510;
    --color-surface:          #1c1b15;
    --color-surface-2:        #21201a;
    --color-surface-offset:   #1a1914;
    --color-surface-offset-2: #232219;
    --color-divider:          #2a2820;
    --color-border:           #363428;
    --color-text:             #d4d1c8;
    --color-text-muted:       #7a786e;
    --color-text-faint:       #504e46;
    --color-text-inverse:     #1c1b15;
    --color-primary:          #52b788;
    --color-primary-hover:    #40916c;
    --color-primary-active:   #2d6a4f;
    --color-primary-highlight:#1e3429;
    --color-primary-light:    #1a2e22;
    --color-accent:           #c49a6c;
    --color-accent-hover:     #a07848;
    --color-accent-highlight: #3a2d1e;
    --color-link:             #52b788;
    --color-link-hover:       #74c69d;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.35);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.45);
  }
}
[data-theme="dark"] {
  --color-bg:               #161510;
  --color-surface:          #1c1b15;
  --color-surface-2:        #21201a;
  --color-surface-offset:   #1a1914;
  --color-surface-offset-2: #232219;
  --color-divider:          #2a2820;
  --color-border:           #363428;
  --color-text:             #d4d1c8;
  --color-text-muted:       #7a786e;
  --color-text-faint:       #504e46;
  --color-text-inverse:     #1c1b15;
  --color-primary:          #52b788;
  --color-primary-hover:    #40916c;
  --color-primary-active:   #2d6a4f;
  --color-primary-highlight:#1e3429;
  --color-primary-light:    #1a2e22;
  --color-accent:           #c49a6c;
  --color-accent-hover:     #a07848;
  --color-accent-highlight: #3a2d1e;
  --color-link:             #52b788;
  --color-link-hover:       #74c69d;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.35);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.45);
}

/* === BASE RESET === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-20);
}
body {
  min-height: 100dvh;
  line-height: 1.65;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color 0.3s ease, color 0.3s ease;
}
img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role="list"], ol[role="list"] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, h5, h6 { text-wrap: balance; line-height: 1.2; font-family: var(--font-display); }
p, li, figcaption { text-wrap: pretty; max-width: 72ch; }
a { color: var(--color-link); text-decoration: none; transition: color var(--transition-interactive); }
a:hover { color: var(--color-link-hover); }
button { cursor: pointer; background: none; border: none; }
::selection { background: color-mix(in oklab, var(--color-primary) 25%, transparent); color: var(--color-text); }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; border-radius: var(--radius-sm); }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* === LAYOUT UTILITIES === */
.container { width: 100%; max-width: var(--content-wide); margin-inline: auto; padding-inline: clamp(var(--space-6), 4vw, var(--space-12)); }
.container--narrow { max-width: var(--content-narrow); }
.container--default { max-width: var(--content-default); }
.section { padding-block: clamp(var(--space-16), 8vw, var(--space-32)); }
.section--sm { padding-block: clamp(var(--space-10), 5vw, var(--space-20)); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border-width: 0; }

/* === NAVIGATION === */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in oklab, var(--color-surface) 92%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow var(--transition-interactive), background var(--transition-interactive);
}
.nav.scrolled { box-shadow: var(--shadow-md); }
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: var(--space-8);
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  flex-shrink: 0;
}
.nav__logo-mark { width: 36px; height: 36px; }
.nav__logo-text { font-family: var(--font-display); font-size: var(--text-sm); font-weight: 600; line-height: 1.2; letter-spacing: 0.01em; }
.nav__logo-text span { display: block; font-size: var(--text-xs); font-family: var(--font-body); font-weight: 400; color: var(--color-text-muted); letter-spacing: 0.05em; text-transform: uppercase; }
.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
}
.nav__links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: color var(--transition-interactive), background var(--transition-interactive);
  white-space: nowrap;
}
.nav__links a:hover, .nav__links a.active { color: var(--color-text); background: var(--color-surface-offset); }
.nav__actions { display: flex; align-items: center; gap: var(--space-3); }
.nav__toggle { padding: var(--space-2); color: var(--color-text-muted); border-radius: var(--radius-md); transition: color var(--transition-interactive), background var(--transition-interactive); }
.nav__toggle:hover { color: var(--color-text); background: var(--color-surface-offset); }
.nav__mobile-btn { display: none; padding: var(--space-2); color: var(--color-text); }
.nav__mobile-menu { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--color-surface); border-bottom: 1px solid var(--color-divider); padding: var(--space-4); box-shadow: var(--shadow-md); }
.nav__mobile-menu.open { display: block; }
.nav__mobile-menu a { display: block; padding: var(--space-3) var(--space-4); color: var(--color-text); font-size: var(--text-base); border-radius: var(--radius-md); }
.nav__mobile-menu a:hover { background: var(--color-surface-offset); }
.nav__mobile-menu .btn { display: block; text-align: center; margin-top: var(--space-4); }
@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__actions .btn { display: none; }
  .nav__mobile-btn { display: flex; }
}

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  padding: 0.75em 1.5em;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--transition-interactive), color var(--transition-interactive), border-color var(--transition-interactive), box-shadow var(--transition-interactive), transform var(--transition-interactive);
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.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; }
.btn--outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn--outline:hover { background: var(--color-primary-light); }
.btn--ghost { background: color-mix(in oklab, #fff 15%, transparent); color: #fff; border-color: rgba(255,255,255,0.4); }
.btn--ghost:hover { background: color-mix(in oklab, #fff 25%, transparent); color: #fff; }
.btn--lg { font-size: var(--text-base); padding: 0.85em 2em; }
.btn--sm { font-size: var(--text-xs); padding: 0.6em 1.2em; }

/* === HERO === */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background-image: url('assets/hero-bg.jpg');
  background-size: cover;
  background-position: center 60%;
  filter: brightness(0.45);
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15,43,32,0.75) 0%, rgba(45,106,79,0.35) 60%, transparent 100%);
}
.hero__content {
  position: relative;
  z-index: 2;
  color: #fff;
  max-width: 720px;
  margin-inline: auto;
  text-align: center;
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  margin-bottom: var(--space-5);
}
.hero__eyebrow::before { content: ''; display: block; width: 24px; height: 2px; background: var(--color-primary); border-radius: 2px; }
.hero__heading {
  font-size: var(--text-3xl);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-6);
  color: #fff;
}
.hero__heading em { font-style: italic; color: #b7e4c7; }
.hero__subhead {
  font-size: var(--text-lg);
  font-weight: 400;
  color: rgba(255,255,255,0.88);
  line-height: 1.6;
  margin-bottom: var(--space-10);
  max-width: 52ch;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-4); justify-content: center; }
.hero__proof {
  position: absolute;
  bottom: var(--space-10);
  right: clamp(var(--space-6), 4vw, var(--space-12));
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.hero__stat {
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-6);
  text-align: center;
  color: #fff;
  min-width: 130px;
}
.hero__stat-num { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 700; line-height: 1; }
.hero__stat-label { font-size: var(--text-xs); color: rgba(255,255,255,0.75); margin-top: var(--space-1); }
@media (max-width: 768px) { .hero__proof { display: none; } .hero { min-height: 80vh; } }

/* === TRUST STRIP === */
.trust-strip {
  background: var(--color-primary);
  color: #fff;
  padding-block: var(--space-5);
}
.trust-strip__inner { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-6) var(--space-12); }
.trust-item { display: flex; align-items: center; gap: var(--space-3); font-size: var(--text-sm); font-weight: 500; }
.trust-item svg { opacity: 0.85; flex-shrink: 0; }

/* === SECTION HEADERS === */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}
.section-label::before { content: ''; display: block; width: 20px; height: 2px; background: currentColor; border-radius: 2px; }
.section-heading { font-size: var(--text-2xl); font-weight: 700; line-height: 1.15; margin-bottom: var(--space-5); }
.section-subhead { font-size: var(--text-lg); color: var(--color-text-muted); line-height: 1.6; max-width: 60ch; }
.section-header { margin-bottom: clamp(var(--space-10), 5vw, var(--space-16)); }
.section-header--center { text-align: center; }
.section-header--center .section-label { margin-inline: auto; }
.section-header--center .section-subhead { margin-inline: auto; }

/* === CARDS === */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive), border-color var(--transition-interactive);
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--color-primary-highlight); }
.card__icon {
  width: 48px; height: 48px;
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary);
  margin-bottom: var(--space-5);
}
.card__title { font-size: var(--text-lg); font-weight: 700; margin-bottom: var(--space-3); color: var(--color-text); }
.card__body { font-size: var(--text-base); color: var(--color-text-muted); line-height: 1.65; }

/* === PROGRAM CARD === */
.program-card {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.program-card__header {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1b4332 100%);
  color: #fff;
  padding: var(--space-10) var(--space-8);
}
.program-card__badge { display: inline-block; background: rgba(255,255,255,0.2); padding: var(--space-1) var(--space-4); border-radius: var(--radius-full); font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: var(--space-4); }
.program-card__name { font-size: var(--text-xl); font-weight: 700; margin-bottom: var(--space-3); }
.program-card__tagline { font-size: var(--text-base); opacity: 0.9; line-height: 1.5; }
.program-card__price { font-size: var(--text-2xl); font-weight: 700; margin-top: var(--space-6); }
.program-card__price small { font-size: var(--text-base); font-weight: 400; opacity: 0.8; }
.program-card__body { padding: var(--space-8); }
.program-includes { list-style: none; display: flex; flex-direction: column; gap: var(--space-4); margin-bottom: var(--space-8); }
.program-includes li { display: flex; align-items: flex-start; gap: var(--space-3); font-size: var(--text-base); color: var(--color-text); }
.program-includes .check { width: 20px; height: 20px; background: var(--color-primary-light); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--color-primary); flex-shrink: 0; margin-top: 2px; }
.program-includes .check svg { width: 12px; height: 12px; }

/* === TESTIMONIALS === */
.testimonial {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  position: relative;
}
.testimonial::before { content: '\201C'; font-family: var(--font-display); font-size: 5rem; color: var(--color-primary-highlight); line-height: 1; position: absolute; top: var(--space-4); left: var(--space-6); }
.testimonial__text { font-size: var(--text-base); line-height: 1.7; color: var(--color-text); margin-top: var(--space-8); margin-bottom: var(--space-6); position: relative; z-index: 1; }
.testimonial__author { display: flex; align-items: center; gap: var(--space-4); }
.testimonial__avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--color-primary-light); display: flex; align-items: center; justify-content: center; color: var(--color-primary); font-family: var(--font-display); font-weight: 700; font-size: var(--text-lg); flex-shrink: 0; }
.testimonial__name { font-weight: 600; font-size: var(--text-sm); color: var(--color-text); }
.testimonial__meta { font-size: var(--text-xs); color: var(--color-text-muted); }

/* === GRID LAYOUTS === */
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--space-6); }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: var(--space-8); }
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--space-6); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(var(--space-10), 6vw, var(--space-20)); align-items: center; }
.split--reversed .split__img { order: 2; }
.split--reversed .split__content { order: 1; }
@media (max-width: 768px) { .split { grid-template-columns: 1fr; } .split--reversed .split__img { order: unset; } .split--reversed .split__content { order: unset; } }
.split__img { border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-lg); }
.split__img img { width: 100%; height: 100%; object-fit: cover; }

/* === PROCESS STEPS === */
.process { display: flex; flex-direction: column; gap: var(--space-6); }
.process-step { display: flex; gap: var(--space-5); align-items: flex-start; }
.process-step__num { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 700; color: var(--color-primary); min-width: 2rem; line-height: 1; padding-top: 2px; }
.process-step__content {}
.process-step__title { font-weight: 700; font-size: var(--text-base); margin-bottom: var(--space-2); color: var(--color-text); }
.process-step__desc { font-size: var(--text-base); color: var(--color-text-muted); line-height: 1.6; }

/* === CONDITION TAGS === */
.condition-grid { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.condition-tag {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  transition: background var(--transition-interactive), border-color var(--transition-interactive), color var(--transition-interactive);
}
.condition-tag:hover { background: var(--color-primary-light); border-color: var(--color-primary); color: var(--color-primary); }
.condition-tag::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--color-primary); display: block; flex-shrink: 0; }

/* === CTA SECTION === */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1b4332 100%);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -60%;
  left: -20%;
  width: 70%;
  height: 200%;
  background: rgba(255,255,255,0.04);
  border-radius: 50%;
  pointer-events: none;
}
.cta-section__heading { font-size: var(--text-2xl); font-weight: 700; margin-bottom: var(--space-5); color: #fff; }
.cta-section__subhead { font-size: var(--text-lg); opacity: 0.9; margin-bottom: var(--space-10); max-width: 52ch; margin-inline: auto; }
.cta-section__actions { display: flex; flex-wrap: wrap; gap: var(--space-4); justify-content: center; }

/* === CONTACT FORM === */
.contact-form { display: flex; flex-direction: column; gap: var(--space-5); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.form-group { display: flex; flex-direction: column; gap: var(--space-2); }
.form-label { font-size: var(--text-sm); font-weight: 600; color: var(--color-text); }
.form-input, .form-textarea, .form-select {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--color-text);
  width: 100%;
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--color-primary) 15%, transparent);
}
.form-textarea { resize: vertical; min-height: 140px; }

/* === BADGE / PILL === */
.badge { display: inline-flex; align-items: center; gap: var(--space-1); padding: var(--space-1) var(--space-3); border-radius: var(--radius-full); font-size: var(--text-xs); font-weight: 600; }
.badge--green { background: var(--color-primary-light); color: var(--color-primary); }
.badge--earth { background: var(--color-accent-highlight); color: var(--color-accent); }

/* === FAQ === */
.faq-item { border-bottom: 1px solid var(--color-divider); }
.faq-question { display: flex; align-items: center; justify-content: space-between; gap: var(--space-6); padding: var(--space-6) 0; cursor: pointer; font-size: var(--text-base); font-weight: 600; color: var(--color-text); background: none; border: none; width: 100%; text-align: left; }
.faq-question svg { flex-shrink: 0; color: var(--color-primary); transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1); }
.faq-item.open .faq-question svg { transform: rotate(45deg); }
.faq-answer { font-size: var(--text-base); color: var(--color-text-muted); line-height: 1.7; overflow: hidden; max-height: 0; transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1), padding 0.3s ease; }
.faq-item.open .faq-answer { max-height: 600px; padding-bottom: var(--space-6); }

/* === FOOTER === */
.footer {
  background: var(--color-surface-offset);
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-16) var(--space-8);
}
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--space-12); margin-bottom: var(--space-12); }
@media (max-width: 900px) { .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); } }
@media (max-width: 500px) { .footer__grid { grid-template-columns: 1fr; } }
.footer__brand { }
.footer__logo { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-4); color: var(--color-text); text-decoration: none; }
.footer__tagline { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.6; margin-bottom: var(--space-6); max-width: 36ch; }
.footer__contact-item { display: flex; align-items: center; gap: var(--space-3); font-size: var(--text-sm); color: var(--color-text-muted); margin-bottom: var(--space-3); }
.footer__contact-item a { color: var(--color-text-muted); }
.footer__contact-item a:hover { color: var(--color-primary); }
.footer__heading { font-family: var(--font-body); font-size: var(--text-sm); font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text); margin-bottom: var(--space-5); }
.footer__links { list-style: none; display: flex; flex-direction: column; gap: var(--space-3); }
.footer__links a { font-size: var(--text-sm); color: var(--color-text-muted); }
.footer__links a:hover { color: var(--color-primary); }
.footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: var(--space-4); padding-top: var(--space-8); border-top: 1px solid var(--color-divider); font-size: var(--text-xs); color: var(--color-text-faint); }
.footer__bottom a { color: var(--color-text-faint); }
.footer__bottom a:hover { color: var(--color-primary); }

/* === PAGE HERO (interior) === */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1b4332 100%);
  color: #fff;
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 50%;
  height: 200%;
  background: rgba(255,255,255,0.04);
  border-radius: 50%;
}
.page-hero__label { font-size: var(--text-xs); letter-spacing: 0.12em; text-transform: uppercase; font-weight: 600; opacity: 0.7; margin-bottom: var(--space-4); }
.page-hero__heading { font-size: var(--text-2xl); font-weight: 700; color: #fff; margin-bottom: var(--space-5); }
.page-hero__subhead { font-size: var(--text-lg); opacity: 0.9; max-width: 56ch; line-height: 1.6; }

/* === ABOUT PAGE === */
.bio-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-xl); padding: var(--space-8); box-shadow: var(--shadow-md); }
.bio-card__photo { width: 120px; height: 120px; border-radius: var(--radius-xl); overflow: hidden; margin-bottom: var(--space-6); background: var(--color-primary-light); display: flex; align-items: center; justify-content: center; color: var(--color-primary); font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 700; }
.bio-card__photo img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.bio-card__name { font-size: var(--text-xl); font-weight: 700; margin-bottom: var(--space-2); }
.bio-card__creds { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-5); }
.cred-pill { background: var(--color-primary-light); color: var(--color-primary); font-size: var(--text-xs); font-weight: 700; padding: var(--space-1) var(--space-3); border-radius: var(--radius-full); }

/* === CONDITIONS PAGE === */
.condition-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive), border-color var(--transition-interactive);
}
.condition-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--color-primary); }
.condition-card__icon { font-size: 2rem; margin-bottom: var(--space-4); }
.condition-card__title { font-size: var(--text-lg); font-weight: 700; margin-bottom: var(--space-3); color: var(--color-text); }
.condition-card__desc { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.6; }

/* === SCROLL ANIMATION === */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }