/* ===================================================
   GlycoReset Protocol — Institutional Site
   style.css | Mobile-First | WCAG AA Compliant
   =================================================== */

/* ── CSS Custom Properties ──────────────────────── */
:root {
  --clr-primary:      #4A6741;   /* Forest Green */
  --clr-primary-dark: #2F4228;
  --clr-primary-light:#6B8F5E;
  --clr-accent:       #8B7355;   /* Warm Terracotta/Brown */
  --clr-gold:         #C8A96E;
  --clr-bg:           #F8F5F0;   /* Warm Off-White */
  --clr-bg-alt:       #FFFFFF;
  --clr-surface:      #EFE9DF;
  --clr-text:         #1C1C1C;
  --clr-text-muted:   #5A5A5A;
  --clr-text-light:   #7A7A7A;
  --clr-border:       #D8D0C4;
  --clr-success:      #2E7D32;
  --clr-warning-bg:   #FFF8E1;
  --clr-warning-border:#D4A017;

  --ff-sans:   'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --ff-serif:  'Lora', Georgia, 'Times New Roman', serif;

  --fs-xs:   0.75rem;    /* 12px */
  --fs-sm:   0.875rem;   /* 14px */
  --fs-base: 1rem;       /* 16px */
  --fs-md:   1.125rem;   /* 18px */
  --fs-lg:   1.25rem;    /* 20px */
  --fs-xl:   1.5rem;     /* 24px */
  --fs-2xl:  1.875rem;   /* 30px */
  --fs-3xl:  2.25rem;    /* 36px */
  --fs-4xl:  3rem;       /* 48px */

  --fw-normal: 400;
  --fw-medium: 500;
  --fw-semi:   600;
  --fw-bold:   700;

  --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;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 14px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.10), 0 4px 10px rgba(0,0,0,0.06);

  --transition: 0.25s cubic-bezier(0.4,0,0.2,1);

  --header-h: 68px;
}

/* ── Reset & Base ───────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--ff-sans);
  background-color: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
svg { display: inline-block; flex-shrink: 0; }
button, input, textarea, select { font-family: inherit; font-size: inherit; }
a { color: var(--clr-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--clr-primary-dark); }
a:focus-visible, button:focus-visible { outline: 3px solid var(--clr-primary); outline-offset: 3px; }
ul { list-style: none; }

/* ── Typography ─────────────────────────────────── */
h1,h2,h3,h4,h5 {
  font-family: var(--ff-serif);
  color: var(--clr-primary-dark);
  line-height: 1.25;
  font-weight: var(--fw-bold);
}

h1 { font-size: var(--fs-2xl); }
h2 { font-size: var(--fs-xl); }
h3 { font-size: var(--fs-lg); }
h4 { font-size: var(--fs-md); }
p  { font-size: var(--fs-base); color: var(--clr-text-muted); line-height: 1.75; }
small { font-size: var(--fs-sm); color: var(--clr-text-light); }

@media (min-width: 768px) {
  h1 { font-size: var(--fs-3xl); }
  h2 { font-size: var(--fs-2xl); }
  h3 { font-size: var(--fs-xl); }
}

@media (min-width: 1024px) {
  h1 { font-size: var(--fs-4xl); }
}

/* ── Layout Utilities ───────────────────────────── */
.container {
  width: 100%;
  max-width: 1160px;
  margin-inline: auto;
  padding-inline: var(--space-5);
}

@media (min-width: 768px) { .container { padding-inline: var(--space-8); } }
@media (min-width: 1200px) { .container { padding-inline: var(--space-6); } }

.section { padding-block: var(--space-16); }
@media (min-width: 768px) { .section { padding-block: var(--space-20); } }
@media (min-width: 1024px) { .section { padding-block: var(--space-24); } }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-primary);
  background: rgba(74,103,65,0.08);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin-inline: auto;
  margin-bottom: var(--space-12);
}

.section-header h2 { margin-bottom: var(--space-4); }
.section-header p  { font-size: var(--fs-md); }

.bg-alt    { background-color: var(--clr-bg-alt); }
.bg-surface{ background-color: var(--clr-surface); }
.bg-primary{ background-color: var(--clr-primary-dark); }

/* ── Header ─────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--clr-border);
  height: var(--header-h);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-6);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--ff-serif);
  font-weight: var(--fw-bold);
  font-size: var(--fs-lg);
  color: var(--clr-primary-dark);
  white-space: nowrap;
}

.logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.main-nav { display: none; }

@media (min-width: 768px) {
  .main-nav {
    display: flex;
    align-items: center;
    gap: var(--space-6);
  }
  .main-nav a {
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--clr-text);
    padding: var(--space-2) 0;
    border-bottom: 2px solid transparent;
    transition: all var(--transition);
  }
  .main-nav a:hover {
    color: var(--clr-primary);
    border-bottom-color: var(--clr-primary);
  }
}

.header-cta .btn-primary { padding: var(--space-3) var(--space-5); font-size: var(--fs-sm); }

.mobile-menu-btn {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: all var(--transition);
}

@media (min-width: 768px) { .mobile-menu-btn { display: none; } }

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: white;
  z-index: 190;
  padding: var(--space-8);
  flex-direction: column;
  gap: var(--space-4);
  border-top: 1px solid var(--clr-border);
}

.mobile-menu.open { display: flex; }

.mobile-menu a {
  font-size: var(--fs-lg);
  font-weight: var(--fw-medium);
  color: var(--clr-text);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--clr-border);
}

/* ── Buttons ─────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  background: var(--clr-primary);
  color: #fff;
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-md);
  font-weight: var(--fw-semi);
  font-size: var(--fs-base);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  line-height: 1;
}

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

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  background: transparent;
  color: var(--clr-primary);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-md);
  font-weight: var(--fw-semi);
  font-size: var(--fs-base);
  border: 2px solid var(--clr-primary);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  line-height: 1;
}

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

.btn-lg {
  padding: var(--space-5) var(--space-10);
  font-size: var(--fs-md);
  border-radius: var(--radius-lg);
}

/* ── Hero Section ────────────────────────────────── */
.hero {
  padding-block: var(--space-16) var(--space-12);
  overflow: hidden;
}

@media (min-width: 768px) { .hero { padding-block: var(--space-20) var(--space-16); } }

.hero-grid {
  display: grid;
  gap: var(--space-10);
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr 1fr; gap: var(--space-16); }
}

.hero-content { max-width: 600px; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
  color: var(--clr-accent);
  margin-bottom: var(--space-4);
}

.hero h1 {
  margin-bottom: var(--space-5);
  color: var(--clr-primary-dark);
}

.hero-lead {
  font-size: var(--fs-md);
  color: var(--clr-text-muted);
  margin-bottom: var(--space-8);
  line-height: 1.7;
}

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

.hero-note {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: var(--clr-text-light);
  margin-top: var(--space-4);
}

.hero-image-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
  background: var(--clr-surface);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #D4E6C3 0%, #A8C68F 40%, #7DA864 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  padding: var(--space-8);
  text-align: center;
  color: white;
}

.hero-image-placeholder .big-icon { font-size: 5rem; }
.hero-image-placeholder p { color: rgba(255,255,255,0.85); font-size: var(--fs-md); font-weight: var(--fw-medium); }

.hero-trust-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  padding-top: var(--space-10);
  border-top: 1px solid var(--clr-border);
  margin-top: var(--space-10);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.trust-item .trust-icon {
  width: 40px;
  height: 40px;
  background: rgba(74,103,65,0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-primary);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.trust-item strong { font-size: var(--fs-sm); font-weight: var(--fw-semi); color: var(--clr-text); display: block; }
.trust-item span   { font-size: var(--fs-xs); color: var(--clr-text-light); }

/* ── Problem Section ─────────────────────────────── */
.problem-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.problem-card {
  background: var(--clr-bg-alt);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.problem-card-icon {
  font-size: 1.75rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.problem-card h4 { color: var(--clr-primary-dark); margin-bottom: var(--space-2); }
.problem-card p  { font-size: var(--fs-sm); margin: 0; }

.stat-block {
  background: var(--clr-primary-dark);
  color: white;
  border-radius: var(--radius-xl);
  padding: var(--space-10) var(--space-8);
  text-align: center;
  margin-top: var(--space-10);
  display: grid;
  gap: var(--space-6);
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.stat-item .stat-num {
  font-family: var(--ff-serif);
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  color: var(--clr-gold);
  display: block;
  line-height: 1;
}

.stat-item p { color: rgba(255,255,255,0.75); font-size: var(--fs-sm); margin-top: var(--space-2); }
.stat-source { grid-column: 1 / -1; font-size: var(--fs-xs); color: rgba(255,255,255,0.45); }

/* ── Solution Section ────────────────────────────── */
.pillars-grid {
  display: grid;
  gap: var(--space-8);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.pillar-card {
  text-align: center;
  padding: var(--space-8) var(--space-6);
  background: var(--clr-bg-alt);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  transition: all var(--transition);
  position: relative;
}

.pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(74,103,65,0.3);
}

.pillar-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 48px;
  height: 3px;
  background: var(--clr-primary);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.pillar-icon {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, rgba(74,103,65,0.12), rgba(74,103,65,0.06));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  font-size: 2rem;
  color: var(--clr-primary);
}

.pillar-card h3 { margin-bottom: var(--space-3); }
.pillar-card p  { font-size: var(--fs-sm); margin: 0; }

/* ── What's Included ─────────────────────────────── */
.deliverables-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: 740px;
  margin-inline: auto;
}

.deliverable-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-5);
  background: var(--clr-bg-alt);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
  transition: all var(--transition);
}

.deliverable-item:hover { box-shadow: var(--shadow-sm); border-color: rgba(74,103,65,0.3); }

.deliverable-mockup {
  width: 56px;
  height: 70px;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
  box-shadow: 3px 3px 10px rgba(74,103,65,0.2);
  color: white;
}

.deliverable-info { flex: 1; }
.deliverable-info h4 { color: var(--clr-primary-dark); margin-bottom: var(--space-1); font-family: var(--ff-sans); font-size: var(--fs-base); }
.deliverable-info p  { font-size: var(--fs-sm); margin: 0; }

.deliverable-badge {
  flex-shrink: 0;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  align-self: flex-start;
  white-space: nowrap;
}

.badge-included { background: rgba(46,125,50,0.1); color: var(--clr-success); }
.badge-bonus    { background: rgba(200,169,110,0.15); color: #8B7355; }

/* ── About Section ───────────────────────────────── */
.about-grid {
  display: grid;
  gap: var(--space-10);
  align-items: center;
}

@media (min-width: 1024px) {
  .about-grid { grid-template-columns: 1fr 1fr; }
}

.about-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: linear-gradient(135deg, #C8DDB5, #8FAF7A);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
}

.about-content .section-label { margin-bottom: var(--space-3); }
.about-content h2 { margin-bottom: var(--space-5); }
.about-content p  { margin-bottom: var(--space-4); }

.about-values {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.about-value {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-text);
}

.about-value::before {
  content: '✓';
  width: 24px;
  height: 24px;
  background: rgba(46,125,50,0.12);
  color: var(--clr-success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: var(--fw-bold);
  flex-shrink: 0;
}

/* ── How It Works ────────────────────────────────── */
.steps-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  position: relative;
}

.step-card {
  text-align: center;
  padding: var(--space-8) var(--space-5);
  background: var(--clr-bg-alt);
  border-radius: var(--radius-xl);
  border: 1px solid var(--clr-border);
  position: relative;
}

.step-number {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-light));
  color: white;
  font-weight: var(--fw-bold);
  font-size: var(--fs-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  box-shadow: 0 3px 10px rgba(74,103,65,0.3);
}

.step-card h3 { font-size: var(--fs-md); margin-bottom: var(--space-3); }
.step-card p  { font-size: var(--fs-sm); margin: 0; }

/* ── Testimonials ────────────────────────────────── */
.testimonials-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.testimonial-card {
  background: var(--clr-bg-alt);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6) var(--space-6) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: relative;
}

.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: 16px;
  left: 20px;
  font-size: 4rem;
  line-height: 1;
  color: rgba(74,103,65,0.12);
  font-family: var(--ff-serif);
}

.testimonial-text {
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  font-style: italic;
  padding-top: var(--space-4);
  line-height: 1.75;
  flex: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  border-top: 1px solid var(--clr-border);
  padding-top: var(--space-4);
}

.author-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--fw-bold);
  font-size: var(--fs-sm);
  flex-shrink: 0;
}

.author-info strong { font-size: var(--fs-sm); font-weight: var(--fw-semi); color: var(--clr-text); display: block; }
.author-info span   { font-size: var(--fs-xs); color: var(--clr-text-light); }

.testimonial-stars { font-size: var(--fs-sm); color: var(--clr-gold); letter-spacing: 1px; }

/* ── Pricing Section ─────────────────────────────── */
.pricing-wrapper {
  max-width: 520px;
  margin-inline: auto;
}

.pricing-card {
  background: var(--clr-bg-alt);
  border: 2px solid var(--clr-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-10) var(--space-8);
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.pricing-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-primary-light));
}

.pricing-badge {
  display: inline-block;
  background: var(--clr-primary);
  color: white;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
}

.pricing-card h2 { font-size: var(--fs-2xl); margin-bottom: var(--space-3); }
.pricing-card > p { font-size: var(--fs-sm); margin-bottom: var(--space-6); }

.price-block { margin-bottom: var(--space-6); }
.price-amount {
  font-family: var(--ff-serif);
  font-size: 4rem;
  font-weight: var(--fw-bold);
  color: var(--clr-primary-dark);
  line-height: 1;
}
.price-amount sup { font-size: 1.5rem; vertical-align: super; }
.price-note { font-size: var(--fs-sm); color: var(--clr-text-light); margin-top: var(--space-1); }

.pricing-includes {
  text-align: left;
  margin-bottom: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.pricing-include-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--clr-text);
}

.pricing-include-item::before {
  content: '✓';
  width: 20px;
  height: 20px;
  background: rgba(46,125,50,0.12);
  color: var(--clr-success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: var(--fw-bold);
  flex-shrink: 0;
}

.pricing-cta { width: 100%; font-size: var(--fs-md); padding: var(--space-5); }

.pricing-guarantee {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-top: var(--space-5);
  padding: var(--space-4);
  background: rgba(74,103,65,0.05);
  border-radius: var(--radius-md);
  text-align: left;
}

.pricing-guarantee .g-icon { font-size: 1.5rem; flex-shrink: 0; }
.pricing-guarantee p { font-size: var(--fs-sm); margin: 0; }

/* ── FAQ Section ─────────────────────────────────── */
.faq-list {
  max-width: 800px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq-item {
  background: var(--clr-bg-alt);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition);
}

.faq-item.open { border-color: rgba(74,103,65,0.4); }

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  font-size: var(--fs-base);
  font-weight: var(--fw-semi);
  color: var(--clr-text);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: color var(--transition);
}

.faq-question:hover { color: var(--clr-primary); }
.faq-item.open .faq-question { color: var(--clr-primary-dark); }

.faq-chevron {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform var(--transition);
  color: var(--clr-text-light);
}

.faq-item.open .faq-chevron { transform: rotate(180deg); color: var(--clr-primary); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4,0,0.2,1);
}

.faq-item.open .faq-answer { max-height: 400px; }

.faq-answer-inner {
  padding: 0 var(--space-6) var(--space-5);
}

.faq-answer-inner p { font-size: var(--fs-sm); }

/* ── Disclaimer Block ────────────────────────────── */
.disclaimer-section {
  background: var(--clr-warning-bg);
  border-top: 3px solid var(--clr-warning-border);
  border-bottom: 3px solid var(--clr-warning-border);
}

.disclaimer-inner {
  max-width: 820px;
  margin-inline: auto;
  text-align: center;
}

.disclaimer-icon { font-size: 2.5rem; margin-bottom: var(--space-4); display: block; }
.disclaimer-inner h3 { color: #7A5C00; font-size: var(--fs-lg); margin-bottom: var(--space-4); }
.disclaimer-inner p {
  font-size: var(--fs-sm);
  color: #5A4500;
  line-height: 1.8;
}

/* ── Footer ─────────────────────────────────────── */
.site-footer {
  background: var(--clr-primary-dark);
  color: rgba(255,255,255,0.75);
  padding-block: var(--space-12);
}

.footer-grid {
  display: grid;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
}

@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
}

.footer-brand .logo { color: white; margin-bottom: var(--space-4); }
.footer-brand p { font-size: var(--fs-sm); max-width: 300px; }

.footer-col h4 {
  color: white;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
  font-family: var(--ff-sans);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.footer-col ul { display: flex; flex-direction: column; gap: var(--space-3); }
.footer-col ul li a {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.65);
  transition: color var(--transition);
}

.footer-col ul li a:hover { color: white; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: center;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom { flex-direction: row; justify-content: space-between; text-align: left; }
}

.footer-bottom p { font-size: var(--fs-xs); color: rgba(255,255,255,0.4); }
.footer-cnpj { font-size: 0.7rem; color: rgba(255,255,255,0.2); }

/* ── Contact / Inner Pages ───────────────────────── */
.page-hero {
  background: linear-gradient(135deg, var(--clr-primary-dark), var(--clr-primary));
  color: white;
  padding-block: var(--space-12);
  text-align: center;
}

.page-hero h1 { color: white; margin-bottom: var(--space-3); font-size: var(--fs-2xl); }
.page-hero p  { color: rgba(255,255,255,0.8); max-width: 600px; margin-inline: auto; }

.page-content { padding-block: var(--space-16); }
.page-content .container { max-width: 820px; }

.page-content h2 { font-size: var(--fs-xl); margin-top: var(--space-10); margin-bottom: var(--space-4); }
.page-content h3 { font-size: var(--fs-lg); margin-top: var(--space-8); margin-bottom: var(--space-3); }
.page-content p  { font-size: var(--fs-base); margin-bottom: var(--space-4); }
.page-content ul { list-style: disc; padding-left: var(--space-6); margin-bottom: var(--space-4); }
.page-content ul li { font-size: var(--fs-base); color: var(--clr-text-muted); padding-block: var(--space-1); }

/* Contact Form */
.contact-form {
  background: var(--clr-bg-alt);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  max-width: 640px;
  margin-inline: auto;
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-group label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-text);
  margin-bottom: var(--space-2);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--space-4);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  background: var(--clr-bg);
  color: var(--clr-text);
  font-size: var(--fs-base);
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(74,103,65,0.12);
}

.form-group textarea { resize: vertical; min-height: 130px; }
.form-submit { width: 100%; font-size: var(--fs-md); padding: var(--space-4); }

.form-note {
  text-align: center;
  margin-top: var(--space-4);
  font-size: var(--fs-xs);
  color: var(--clr-text-light);
}

.contact-info-row {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  margin-bottom: var(--space-10);
  max-width: 640px;
  margin-inline: auto;
}

.contact-info-card {
  background: var(--clr-bg-alt);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-align: center;
}

.contact-info-card .ci-icon { font-size: 2rem; margin-bottom: var(--space-3); display: block; }
.contact-info-card h4 { font-size: var(--fs-sm); font-weight: var(--fw-semi); font-family: var(--ff-sans); margin-bottom: var(--space-2); }
.contact-info-card p  { font-size: var(--fs-sm); margin: 0; }

/* ── Utilities ───────────────────────────────────── */
.text-center { text-align: center; }
.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-4 { margin-bottom: var(--space-4); }
.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; }

/* ── Divider ─────────────────────────────────────── */
.divider { height: 1px; background: var(--clr-border); margin-block: var(--space-8); }

/* ── Skip link (Accessibility) ───────────────────── */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--clr-primary-dark);
  color: white;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
  z-index: 300;
  transition: top 0.2s;
}

.skip-link:focus { top: var(--space-3); }

/* ── Animations ──────────────────────────────────── */
@media (prefers-reduced-motion: no-preference) {
  .fade-up {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.55s ease, transform 0.55s ease;
  }
  .fade-up.visible { opacity: 1; transform: translateY(0); }
}