/* =============================================================
   PetHydrateIQ — Global CSS
   ============================================================= */

/* ---------------------------------------------------------------
   1. CSS Custom Properties (Design Tokens)
--------------------------------------------------------------- */
:root {
  /* Colors */
  --color-primary:     #0A8EA0;
  --color-primary-dk:  #07758A;
  --color-secondary:   #1B263B;
  --color-accent:      #4CC7C2;
  --color-bg:          #E9ECEF;
  --color-warm:        #F5E9D7;
  --color-white:       #FFFFFF;
  --color-text:        #2D3748;
  --color-text-muted:  #6B7280;
  --color-border:      #D1D5DB;

  /* Score colors */
  --score-exceptional: #1A7C45;
  --score-excellent:   #2E9E5B;
  --score-good:        #0A8EA0;
  --score-adequate:    #E08A00;
  --score-poor:        #C0392B;

  /* Typography */
  --font-heading: 'Sora', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* Spacing */
  --spacing-xs:  0.25rem;
  --spacing-sm:  0.5rem;
  --spacing-md:  1rem;
  --spacing-lg:  1.5rem;
  --spacing-xl:  2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  /* Layout */
  --container-max: 1140px;
  --radius:        12px;
  --radius-sm:     6px;
  --radius-lg:     20px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:  0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg:  0 8px 24px rgba(0,0,0,0.12);

  /* Transitions */
  --transition: 0.2s ease;
}

/* ---------------------------------------------------------------
   2. Reset & Base
--------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary-dk); }
a:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-secondary);
  margin-bottom: var(--spacing-md);
}

h1 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p { margin-bottom: var(--spacing-md); }
ul, ol { padding-left: var(--spacing-lg); margin-bottom: var(--spacing-md); }
li { margin-bottom: var(--spacing-xs); }

strong { font-weight: 600; }

.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 {
  position: absolute;
  top: -999px;
  left: 0;
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--spacing-sm) var(--spacing-md);
  z-index: 9999;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { top: 0; }

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

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

.section { padding: var(--spacing-3xl) 0; }
.section--alt { background-color: var(--color-white); }

.content-area {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--spacing-2xl);
  align-items: start;
}

.two-col-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: start;
}

/* ---------------------------------------------------------------
   4. Buttons
--------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 0.625rem 1.25rem;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
  white-space: nowrap;
}

.btn:active { transform: translateY(1px); }

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.btn--primary:hover {
  background-color: var(--color-primary-dk);
  border-color: var(--color-primary-dk);
  color: var(--color-white);
}

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

.btn--sm { padding: 0.4rem 0.875rem; font-size: 0.875rem; }
.btn--lg { padding: 0.8rem 1.75rem; font-size: 1.0625rem; }

/* ---------------------------------------------------------------
   5. Header
--------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  gap: var(--spacing-lg);
}

.site-logo a {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-secondary);
  text-decoration: none;
}
.site-logo a:hover { color: var(--color-primary); }
.site-logo__image { height: 42px; width: auto; }
.site-logo__text { color: var(--color-primary); }

/* Navigation */
.site-nav { display: flex; align-items: center; }

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-menu > li > a {
  display: block;
  padding: 0.375rem 0.75rem;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-secondary);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background-color var(--transition);
}

.nav-menu > li > a:hover,
.nav-menu > li.current-menu-item > a,
.nav-menu > li.current-page-ancestor > a {
  color: var(--color-primary);
  background-color: rgba(10,142,160,0.06);
}

.site-nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}
.hamburger {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-secondary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ---------------------------------------------------------------
   6. Footer
--------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-secondary);
  color: rgba(255,255,255,0.8);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 2fr;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.site-footer .site-logo a { color: var(--color-white); }
.footer-tagline { font-size: 0.9375rem; line-height: 1.6; margin-top: var(--spacing-md); }

.site-footer h4 {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.footer-menu {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-menu li { margin-bottom: var(--spacing-sm); }
.footer-menu a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9375rem;
  transition: color var(--transition);
}
.footer-menu a:hover { color: var(--color-accent); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-copy { font-size: 0.875rem; color: rgba(255,255,255,0.5); }
.footer-copy a { color: rgba(255,255,255,0.7); }

.footer-legal-menu {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-legal-menu a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.5);
}
.footer-legal-menu a:hover { color: var(--color-accent); }

/* ---------------------------------------------------------------
   7. Hero Section
--------------------------------------------------------------- */
.hero {
  background: linear-gradient(135deg, var(--color-secondary) 0%, #0D3B5E 100%);
  color: var(--color-white);
  padding: var(--spacing-3xl) 0;
  overflow: hidden;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.hero__badge {
  display: inline-block;
  background-color: rgba(76,199,194,0.2);
  color: var(--color-accent);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  margin-bottom: var(--spacing-md);
}

.hero__title {
  color: var(--color-white);
  font-size: clamp(2rem, 5vw, 3.25rem);
  line-height: 1.15;
  margin-bottom: var(--spacing-lg);
}

.hero__subtitle {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: var(--spacing-xl);
  max-width: 520px;
}

.hero__actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero .btn--outline {
  border-color: rgba(255,255,255,0.5);
  color: var(--color-white);
}
.hero .btn--outline:hover {
  border-color: var(--color-white);
  background-color: rgba(255,255,255,0.1);
  color: var(--color-white);
}

.hero__image img {
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 580px;
}

/* ---------------------------------------------------------------
   8. Trust Bar
--------------------------------------------------------------- */
.trust-bar {
  background-color: var(--color-primary);
  padding: var(--spacing-lg) 0;
}

.trust-bar__inner {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.trust-bar__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
}

.trust-bar__number {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
}

.trust-bar__label {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.85);
  font-weight: 500;
}

/* ---------------------------------------------------------------
   9. Section Headers
--------------------------------------------------------------- */
.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-2xl);
  flex-wrap: wrap;
}

.section-header__title { margin-bottom: 0; }
.section-header__link {
  font-weight: 600;
  font-size: 0.9375rem;
  white-space: nowrap;
}

.text-center .section-header { flex-direction: column; align-items: center; }

/* ---------------------------------------------------------------
   10. Article / Blog Cards
--------------------------------------------------------------- */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.article-card {
  background-color: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}

.article-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.article-card__thumb { aspect-ratio: 3/2; overflow: hidden; }
.article-card__img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.article-card:hover .article-card__img { transform: scale(1.03); }

.article-card__body {
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.article-card__cat {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.article-card__title {
  font-size: 1.0625rem;
  margin-bottom: var(--spacing-sm);
  flex: 1;
}

.article-card__title a { color: var(--color-secondary); }
.article-card__title a:hover { color: var(--color-primary); }

.article-card__excerpt {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
}

.article-card__meta {
  display: flex;
  gap: var(--spacing-md);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: auto;
}

/* ---------------------------------------------------------------
   11. Review Cards
--------------------------------------------------------------- */
.review-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.review-grid--single { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); max-width: 700px; }

.review-card {
  background-color: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}

.review-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.review-card__thumb {
  aspect-ratio: 1/1;
  overflow: hidden;
  position: relative;
  background-color: var(--color-warm);
}

.review-card__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: var(--spacing-md);
  transition: transform 0.4s ease;
}
.review-card:hover .review-card__img { transform: scale(1.04); }

.review-card__score-badge {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
}

.review-card__score-badge--exceptional,
.review-card__score-badge--excellent { background-color: var(--score-excellent); }
.review-card__score-badge--good      { background-color: var(--score-good); }
.review-card__score-badge--adequate  { background-color: var(--score-adequate); }
.review-card__score-badge--poor      { background-color: var(--score-poor); }

.review-card__body {
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.review-card__brand {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-xs);
  display: block;
}

.review-card__title {
  font-size: 1.0625rem;
  margin-bottom: var(--spacing-sm);
}
.review-card__title a { color: var(--color-secondary); }
.review-card__title a:hover { color: var(--color-primary); }

.review-card__rating {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.review-card__score {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.review-card__summary {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  flex: 1;
  margin-bottom: var(--spacing-md);
}

.review-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: auto;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

.review-card__price {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
}

.review-card__actions { display: flex; gap: var(--spacing-sm); }

/* Rating Badges */
.rating-badge {
  display: inline-block;
  padding: 0.2rem 0.625rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-white);
}
.rating-badge--exceptional { background-color: var(--score-exceptional); }
.rating-badge--excellent   { background-color: var(--score-excellent); }
.rating-badge--good        { background-color: var(--score-good); }
.rating-badge--adequate    { background-color: var(--score-adequate); }
.rating-badge--poor        { background-color: var(--score-poor); }

/* ---------------------------------------------------------------
   12. Score Box
--------------------------------------------------------------- */
.score-box {
  background-color: var(--color-white);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
}

.score-box__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
}

.score-box__heading { margin-bottom: 0; font-size: 1.25rem; }

.score-box__total {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.score-total {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
}
.score-total span { font-size: 1.25rem; opacity: 0.6; }

.score-total--exceptional { color: var(--score-exceptional); }
.score-total--excellent   { color: var(--score-excellent); }
.score-total--good        { color: var(--score-good); }
.score-total--adequate    { color: var(--score-adequate); }
.score-total--poor        { color: var(--score-poor); }

.score-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-top: var(--spacing-xs);
}

.score-box__categories { display: flex; flex-direction: column; gap: var(--spacing-md); }

.score-row__label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.3rem;
  font-size: 0.9rem;
  font-weight: 500;
}
.score-row__max { color: var(--color-text-muted); }

.score-row__bar-wrap {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.score-row__bar {
  flex: 1;
  height: 8px;
  background-color: var(--color-border);
  border-radius: 999px;
  overflow: hidden;
}

.score-row__bar-fill {
  height: 100%;
  border-radius: 999px;
  transition: width 0.6s ease;
}
.score-row__bar-fill--exceptional,
.score-row__bar-fill--excellent { background-color: var(--score-excellent); }
.score-row__bar-fill--good      { background-color: var(--score-good); }
.score-row__bar-fill--adequate  { background-color: var(--score-adequate); }
.score-row__bar-fill--poor      { background-color: var(--score-poor); }

.score-row__number {
  min-width: 28px;
  text-align: right;
  font-weight: 700;
  font-size: 0.9rem;
}

.score-box__methodology {
  margin-top: var(--spacing-lg);
  margin-bottom: 0;
  font-size: 0.875rem;
}

/* ---------------------------------------------------------------
   13. Pros & Cons
--------------------------------------------------------------- */
.pros-cons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.pros-cons__column { padding: var(--spacing-lg); border-radius: var(--radius); }
.pros-cons__column--pros { background-color: #ECFDF5; border: 1px solid #A7F3D0; }
.pros-cons__column--cons { background-color: #FEF2F2; border: 1px solid #FECACA; }

.pros-cons__heading {
  font-size: 1rem;
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}
.pros-cons__column--pros .pros-cons__heading { color: #065F46; }
.pros-cons__column--cons .pros-cons__heading { color: #991B1B; }
.pros-cons__icon { font-style: normal; }

.pros-cons__list { list-style: none; padding: 0; margin: 0; }
.pros-cons__item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  font-size: 0.9375rem;
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-sm);
  position: relative;
}

.pros-cons__item--pro::before {
  content: '✓';
  color: #059669;
  font-weight: 700;
  flex-shrink: 0;
}
.pros-cons__item--con::before {
  content: '✗';
  color: #DC2626;
  font-weight: 700;
  flex-shrink: 0;
}

/* ---------------------------------------------------------------
   14. Product Header
--------------------------------------------------------------- */
.product-header {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: var(--spacing-2xl);
  align-items: start;
  background-color: var(--color-white);
  border-radius: var(--radius);
  padding: var(--spacing-2xl);
  margin-bottom: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
}

.product-header__image {
  background-color: var(--color-warm);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
}
.product-header__img { width: 100%; object-fit: contain; }

.product-header__meta {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-sm);
}

.product-header__brand {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.product-header__type {
  font-size: 0.75rem;
  background-color: rgba(10,142,160,0.1);
  color: var(--color-primary);
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  font-weight: 600;
}

.product-header__title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  margin-bottom: var(--spacing-md);
}

.product-header__score {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.score-circle {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  border: 4px solid;
  flex-shrink: 0;
}

.score-circle--exceptional,
.score-circle--excellent { border-color: var(--score-excellent); }
.score-circle--good      { border-color: var(--score-good); }
.score-circle--adequate  { border-color: var(--score-adequate); }
.score-circle--poor      { border-color: var(--score-poor); }

.score-circle__number {
  font-family: var(--font-heading);
  font-size: 1.875rem;
  font-weight: 700;
  line-height: 1;
}
.score-circle--exceptional .score-circle__number,
.score-circle--excellent .score-circle__number { color: var(--score-excellent); }
.score-circle--good      .score-circle__number { color: var(--score-good); }
.score-circle--adequate  .score-circle__number { color: var(--score-adequate); }
.score-circle--poor      .score-circle__number { color: var(--score-poor); }

.score-circle__denom { font-size: 0.75rem; color: var(--color-text-muted); margin-top: 1px; }

.product-header__score-label { display: flex; flex-direction: column; gap: var(--spacing-xs); }
.product-header__score-system { font-size: 0.8125rem; color: var(--color-text-muted); }

.product-header__summary {
  font-size: 1.0625rem;
  color: var(--color-text);
  margin-bottom: var(--spacing-lg);
}

.product-header__cta {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.product-header__price {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-secondary);
}

/* ---------------------------------------------------------------
   15. Verdict Box
--------------------------------------------------------------- */
.verdict-box {
  background: linear-gradient(135deg, var(--color-secondary) 0%, #0D3B5E 100%);
  color: var(--color-white);
  border-radius: var(--radius);
  padding: var(--spacing-xl);
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.verdict-box__header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.verdict-box__score {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
}

.verdict-box__label {
  color: var(--color-white);
  margin-bottom: 0;
  font-size: 1.25rem;
}

.verdict-box__text,
.verdict-box__best-for { margin-bottom: var(--spacing-sm); font-size: 1rem; opacity: 0.9; }

.verdict-box__cta { margin-top: var(--spacing-lg); }

/* ---------------------------------------------------------------
   16. Specs Table
--------------------------------------------------------------- */
.specs-table {
  margin-bottom: var(--spacing-xl);
}

.specs-table__heading {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-lg);
}

.specs-table table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.specs-table th,
.specs-table td {
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9375rem;
}

.specs-table th {
  background-color: var(--color-secondary);
  color: var(--color-white);
  font-weight: 600;
}

.specs-table tr:last-child td { border-bottom: none; }
.specs-table tr:nth-child(even) td { background-color: #F9FAFB; }

/* ---------------------------------------------------------------
   17. Newsletter Forms
--------------------------------------------------------------- */
.newsletter-form__group {
  display: flex;
  gap: var(--spacing-sm);
  max-width: 480px;
}

.newsletter-form__input {
  flex: 1;
  padding: 0.625rem var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-family: var(--font-body);
  background-color: var(--color-white);
  transition: border-color var(--transition);
}
.newsletter-form__input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.newsletter-form__notice { font-size: 0.8125rem; color: var(--color-text-muted); margin-top: var(--spacing-sm); }

.newsletter-block {
  background: linear-gradient(135deg, var(--color-primary) 0%, #076D7E 100%);
  border-radius: var(--radius-lg);
  padding: var(--spacing-3xl);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.newsletter-block__title { color: var(--color-white); margin-bottom: var(--spacing-sm); }
.newsletter-block__desc { color: rgba(255,255,255,0.85); margin-bottom: 0; }
.newsletter-block .newsletter-form__notice { color: rgba(255,255,255,0.6); }

.newsletter-cta {
  background-color: var(--color-warm);
  border-radius: var(--radius);
  padding: var(--spacing-2xl);
  border: 1px solid rgba(10,142,160,0.15);
  text-align: center;
  margin: var(--spacing-2xl) 0;
}

.newsletter-cta__inner { max-width: 560px; margin: 0 auto; }
.newsletter-cta__icon { font-size: 2.5rem; margin-bottom: var(--spacing-md); }
.newsletter-cta__title { margin-bottom: var(--spacing-sm); }
.newsletter-cta__desc { color: var(--color-text-muted); margin-bottom: var(--spacing-lg); }
.newsletter-cta .newsletter-form__group { margin: 0 auto; }

/* ---------------------------------------------------------------
   18. Review Layout
--------------------------------------------------------------- */
.review-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: var(--spacing-2xl);
  align-items: start;
}

.review-content { margin-bottom: var(--spacing-xl); }
.review-content h2 { margin-top: var(--spacing-xl); }
.review-content h3 { margin-top: var(--spacing-lg); }

/* ---------------------------------------------------------------
   19. Category Filter
--------------------------------------------------------------- */
.category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
  margin-top: var(--spacing-md);
}

.category-filter__item {
  display: inline-block;
  padding: 0.375rem 0.875rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
}

.category-filter__item:hover,
.category-filter__item--active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

/* ---------------------------------------------------------------
   20. Page Headers
--------------------------------------------------------------- */
.page-header {
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.page-header__title { margin-bottom: var(--spacing-md); }
.page-header__subtitle {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 680px;
  margin: 0 auto;
}

/* ---------------------------------------------------------------
   21. Breadcrumb
--------------------------------------------------------------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  list-style: none;
  padding: var(--spacing-md) 0;
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.breadcrumb a { color: var(--color-text-muted); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb li::after { content: '/'; margin-left: 0.3rem; opacity: 0.4; }
.breadcrumb li:last-child::after { display: none; }
.breadcrumb li:last-child { color: var(--color-text); }

/* ---------------------------------------------------------------
   22. Affiliate Disclosure
--------------------------------------------------------------- */
.affiliate-disclosure {
  background-color: #FFFBEB;
  border: 1px solid #FDE68A;
  border-radius: var(--radius-sm);
  padding: 0.625rem var(--spacing-lg);
  font-size: 0.8125rem;
  color: #92400E;
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

/* ---------------------------------------------------------------
   23. Notice Boxes
--------------------------------------------------------------- */
.notice-box {
  border-radius: var(--radius);
  padding: var(--spacing-xl);
}

.notice-box--info {
  background-color: rgba(10,142,160,0.06);
  border: 1px solid rgba(10,142,160,0.2);
}

.notice-box h3 { font-size: 1.125rem; margin-bottom: var(--spacing-sm); }
.notice-box p { font-size: 0.9375rem; }
.notice-box__link { font-weight: 600; }

/* ---------------------------------------------------------------
   24. Pagination
--------------------------------------------------------------- */
.pagination {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-2xl);
  flex-wrap: wrap;
}

.pagination a,
.pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  font-size: 0.9375rem;
  font-weight: 600;
  background-color: var(--color-white);
  color: var(--color-text);
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
}

.pagination a:hover,
.pagination .current {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

/* ---------------------------------------------------------------
   25. Sidebar
--------------------------------------------------------------- */
.sidebar .widget {
  background-color: var(--color-white);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
}

.sidebar .widget-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--color-primary);
}

/* ---------------------------------------------------------------
   26. Pillars / Home Sections
--------------------------------------------------------------- */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.pillar-card {
  background-color: var(--color-white);
  border-radius: var(--radius);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.pillar-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }

.pillar-card__icon { font-size: 2.5rem; margin-bottom: var(--spacing-md); }
.pillar-card__title { font-size: 1.125rem; margin-bottom: var(--spacing-sm); }
.pillar-card__desc { font-size: 0.9375rem; color: var(--color-text-muted); margin-bottom: var(--spacing-md); }
.pillar-card__link { font-weight: 600; font-size: 0.9375rem; }

/* ---------------------------------------------------------------
   27. Scoring Callout (Homepage)
--------------------------------------------------------------- */
.scoring-callout__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.score-preview {
  background-color: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.score-preview__header {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: var(--spacing-md) var(--spacing-lg);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9375rem;
}

.score-preview__categories { padding: var(--spacing-lg); }

.score-preview__row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  font-size: 0.875rem;
}

.score-bar {
  height: 6px;
  background-color: var(--color-border);
  border-radius: 999px;
  overflow: hidden;
  display: block;
}

.score-bar span {
  display: block;
  height: 100%;
  background-color: var(--color-primary);
  border-radius: 999px;
}

/* ---------------------------------------------------------------
   28. Stats (Start Here page)
--------------------------------------------------------------- */
.start-section__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.stat-card {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius);
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.stat-card__number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.stat-card__label { font-size: 0.875rem; opacity: 0.9; }

/* ---------------------------------------------------------------
   29. Start Steps
--------------------------------------------------------------- */
.start-step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: var(--spacing-xl);
  align-items: start;
}

.start-step__number {
  width: 56px;
  height: 56px;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.start-step__links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.card-link {
  display: block;
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9375rem;
  transition: border-color var(--transition), background-color var(--transition);
}
.card-link:hover { border-color: var(--color-primary); background-color: rgba(10,142,160,0.04); }

/* ---------------------------------------------------------------
   30. Scoring System Page
--------------------------------------------------------------- */
.scoring-overview__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(480px, 1fr));
  gap: var(--spacing-xl);
}

.scoring-category-card {
  background-color: var(--color-white);
  border-radius: var(--radius);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--color-primary);
}

.scoring-category-card--filtration { border-left-color: var(--score-exceptional); }
.scoring-category-card--flow       { border-left-color: var(--color-primary); }
.scoring-category-card--materials  { border-left-color: #7C3AED; }
.scoring-category-card--smart      { border-left-color: #0284C7; }
.scoring-category-card--hygiene    { border-left-color: var(--score-excellent); }
.scoring-category-card--cost       { border-left-color: var(--score-adequate); }

.scoring-category-card__header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.scoring-category-card__icon { font-size: 2rem; }
.scoring-category-card__title { font-size: 1.25rem; margin-bottom: 0.1rem; }
.scoring-category-card__points {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.rating-bands__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-lg);
}

.rating-band {
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.rating-band--exceptional { background-color: #ECFDF5; border: 1px solid #A7F3D0; }
.rating-band--excellent   { background-color: #F0FFF4; border: 1px solid #C6F6D5; }
.rating-band--good        { background-color: #EFF6FF; border: 1px solid #BFDBFE; }
.rating-band--adequate    { background-color: #FFFBEB; border: 1px solid #FDE68A; }
.rating-band--not-recommended { background-color: #FEF2F2; border: 1px solid #FECACA; }

.rating-band__range {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
}
.rating-band__label { font-weight: 700; font-size: 0.9375rem; }
.rating-band p { font-size: 0.875rem; margin-bottom: 0; }

/* ---------------------------------------------------------------
   31. About / Mission
--------------------------------------------------------------- */
.mission-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.mission-pillar {
  text-align: center;
  padding: var(--spacing-xl);
}
.mission-pillar__icon { font-size: 2.5rem; margin-bottom: var(--spacing-md); }

.coverage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.coverage-item {
  background-color: var(--color-white);
  border-radius: var(--radius-sm);
  padding: var(--spacing-lg);
  border: 1px solid var(--color-border);
}
.coverage-item strong { display: block; margin-bottom: var(--spacing-sm); }
.coverage-item p { font-size: 0.9rem; color: var(--color-text-muted); margin-bottom: 0; }

/* ---------------------------------------------------------------
   32. Contact Form
--------------------------------------------------------------- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: var(--spacing-3xl);
  align-items: start;
}

.form-group { margin-bottom: var(--spacing-lg); }

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  font-size: 0.9375rem;
}

.form-control {
  width: 100%;
  padding: 0.625rem var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-family: var(--font-body);
  background-color: var(--color-white);
  transition: border-color var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
}

/* ---------------------------------------------------------------
   33. Top Pick Sections
--------------------------------------------------------------- */
.top-pick-section { margin-bottom: var(--spacing-3xl); }

.top-pick-section__header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.top-pick-section__icon { font-size: 2rem; }
.top-pick-section__title { margin-bottom: 0; }
.top-pick-section__desc { color: var(--color-text-muted); margin-bottom: var(--spacing-lg); max-width: 680px; }

.placeholder-card {
  background-color: var(--color-white);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-2xl);
  text-align: center;
}

/* ---------------------------------------------------------------
   34. No Results
--------------------------------------------------------------- */
.no-results {
  text-align: center;
  padding: var(--spacing-3xl) var(--spacing-xl);
}

/* ---------------------------------------------------------------
   35. Responsive
--------------------------------------------------------------- */
@media (max-width: 1024px) {
  .content-area         { grid-template-columns: 1fr; }
  .review-layout        { grid-template-columns: 1fr; }
  .product-header       { grid-template-columns: 280px 1fr; }
  .newsletter-block     { grid-template-columns: 1fr; text-align: center; }
  .newsletter-block .newsletter-form__group { margin: 0 auto; }
  .scoring-callout__inner { grid-template-columns: 1fr; }
  .contact-layout       { grid-template-columns: 1fr; }
  .footer-top           { grid-template-columns: 1fr 1fr; }
  .scoring-overview__grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .hero__inner         { grid-template-columns: 1fr; }
  .hero__image         { display: none; }
  .pillars-grid        { grid-template-columns: 1fr; }
  .pros-cons           { grid-template-columns: 1fr; }
  .product-header      { grid-template-columns: 1fr; }
  .two-col-layout      { grid-template-columns: 1fr; }
  .start-section__stats { grid-template-columns: 1fr; }
  .mission-pillars     { grid-template-columns: 1fr; }
  .footer-top          { grid-template-columns: 1fr; }
  .footer-bottom       { flex-direction: column; text-align: center; }
  .footer-legal-menu   { justify-content: center; flex-wrap: wrap; }
  .hero__actions       { flex-direction: column; }
  .rating-bands__grid  { grid-template-columns: 1fr 1fr; }
  .newsletter-form__group { flex-direction: column; }

  .site-nav__toggle {
    display: flex;
  }

  .nav-menu {
    display: none;
    flex-direction: column;
    align-items: stretch;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
  }

  .nav-menu.is-open { display: flex; }
}

@media (max-width: 480px) {
  .rating-bands__grid { grid-template-columns: 1fr; }
  .review-grid        { grid-template-columns: 1fr; }
  .article-grid       { grid-template-columns: 1fr; }
  .start-step         { grid-template-columns: 1fr; }
  .start-step__number { display: none; }
  .trust-bar__inner   { gap: var(--spacing-xl); }
}