/* ============================================================
   AquaShelter — Main Stylesheet
   Colors: Primary #01A8B5 | Secondary #1A3C5E | Accent #2ECC71
   Fonts: Poppins (headings) | Inter (body)
   ============================================================ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Poppins:wght@500;600;700;800&display=swap');

/* ── CSS Custom Properties ── */
:root {
  --primary:    #01A8B5;
  --primary-dk: #008F9A;
  --secondary:  #1A3C5E;
  --accent:     #2ECC71;
  --accent-dk:  #27AE60;
  --danger:     #E74C3C;
  --warning:    #F39C12;
  --bg:         #F8FAFB;
  --bg-card:    #FFFFFF;
  --text:       #1A1A2E;
  --text-muted: #6B7280;
  --text-light: #9CA3AF;
  --border:     #E5E7EB;
  --border-lt:  #F3F4F6;
  --shadow-sm:  0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.04);
  --shadow:     0 4px 16px rgba(0,0,0,.08), 0 1px 4px rgba(0,0,0,.04);
  --shadow-lg:  0 12px 40px rgba(0,0,0,.12), 0 4px 12px rgba(0,0,0,.06);
  --radius-sm:  6px;
  --radius:     12px;
  --radius-lg:  20px;
  --radius-xl:  32px;
  --transition: 0.22s ease;
  --font-body:  'Inter', system-ui, -apple-system, sans-serif;
  --font-head:  'Poppins', system-ui, -apple-system, sans-serif;
  --nav-h:      72px;
  /* Aliases used by index.php inline styles */
  --soft:       #F6F8FA;
  --line:       #DDE5EA;
  --white:      #FFFFFF;
  --ink:        #0D1720;
  --muted:      #586675;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
ul { list-style: none; }
button { font-family: var(--font-body); cursor: pointer; border: none; background: none; }

/* ── Layout Utilities ── */
.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.container--sm { max-width: 780px; }
.container--lg { max-width: 1320px; }
.section { padding: 96px 0; }
.section--sm { padding: 64px 0; }
.section--lg { padding: 120px 0; }
.text-center { text-align: center; }

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-head); line-height: 1.2; font-weight: 700; }
h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }
p { line-height: 1.7; color: var(--text-muted); }
.lead { font-size: 1.125rem; line-height: 1.75; }
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary);
  background: rgba(1,168,181,0.08);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.section-title { color: var(--text); margin-bottom: 16px; }
.section-sub { font-size: 1.1rem; max-width: 600px; margin: 0 auto; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none !important;
}
.btn--primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(1,168,181,0.35);
}
.btn--primary:hover {
  background: var(--primary-dk);
  box-shadow: 0 6px 20px rgba(1,168,181,0.45);
  transform: translateY(-1px);
}
.btn--accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 14px rgba(46,204,113,0.35);
}
.btn--accent:hover {
  background: var(--accent-dk);
  box-shadow: 0 6px 20px rgba(46,204,113,0.45);
  transform: translateY(-1px);
}
.btn--outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn--outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-1px);
}
.btn--outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.5);
}
.btn--outline-white:hover {
  background: rgba(255,255,255,0.12);
  border-color: #fff;
  transform: translateY(-1px);
}
.btn--lg { padding: 16px 36px; font-size: 1rem; border-radius: var(--radius-lg); }
.btn--sm { padding: 9px 18px; font-size: 0.875rem; }
.btn--full { width: 100%; justify-content: center; }
.btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none !important; }

/* ── Shared home header/footer shell ── */
.nav .nav-inner {
  min-height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  font-weight: 800;
  font-size: 18px;
  line-height: 1;
  text-decoration: none !important;
}

.brand-logo-image {
  display: block;
  height: 46px;
  width: 100px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  color: #44515f;
  font-size: 14px;
  font-weight: 700;
}

.nav-links a {
  color: inherit;
  text-decoration: none !important;
}

.nav-links a:hover {
  color: var(--text);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none !important;
  color: #44515f;
  transition: background .16s;
}

.nav-lang-toggle:hover {
  background: var(--border-lt);
}

.nav-lang-icon {
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 6px;
}

.nav-toggle:hover {
  background: var(--border-lt);
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  border-top: 1px solid var(--border);
  background: #fff;
  padding: 8px 0 16px;
}

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

.mobile-nav-link {
  padding: 12px 24px;
  color: #44515f;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none !important;
}

.mobile-nav-link:hover {
  background: var(--border-lt);
  color: var(--text);
}

.mobile-nav-link--language {
  border-top: 1px solid rgba(0,0,0,.1);
  margin-top: 8px;
  padding-top: 12px;
}

html[dir="rtl"] .nav-links,
html[dir="rtl"] .footer-bottom-inner {
  flex-direction: row-reverse;
}

html[dir="rtl"] .footer-grid {
  direction: rtl;
  text-align: right;
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: all var(--transition);
}
.nav.nav--scrolled {
  box-shadow: var(--shadow);
}
.nav.nav--dark {
  background: rgba(26,60,94,0.97);
  border-bottom-color: rgba(255,255,255,0.1);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.nav__logo {
  display: flex;
  align-items: center;
  text-decoration: none !important;
}
.nav__logo > img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: cover;
}
.nav__logo-text {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--secondary);
  letter-spacing: -0.01em;
}
.nav--dark .nav__logo-text { color: #fff; }
.nav__brand-logo {
  display: block;
  height: 48px;
  object-fit: contain;
  width: 105px;
}
.nav--dark .nav__brand-logo {
  background: rgba(255,255,255,0.96);
  border-radius: 8px;
  padding: 4px 6px;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  text-decoration: none !important;
}
.nav__link:hover { color: var(--primary); background: rgba(1,168,181,0.06); }
.nav--dark .nav__link { color: rgba(255,255,255,0.7); }
.nav--dark .nav__link:hover { color: #fff; background: rgba(255,255,255,0.08); }
.nav__cta { margin-left: 12px; }

/* ── Tubelight Navbar ── */
.nav-pills {
  display: flex;
  align-items: center;
  gap: 2px;
  background: rgba(1,168,181,0.04);
  border: 1px solid rgba(1,168,181,0.14);
  backdrop-filter: blur(12px);
  padding: 4px;
  border-radius: 9999px;
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
  position: relative;
}
.nav-pill {
  position: relative;
  padding: 7px 18px;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
  text-decoration: none !important;
  transition: color .2s ease, background .2s ease;
  white-space: nowrap;
  z-index: 1;
}
.nav-inline-icon {
  display: inline-block;
  vertical-align: -0.16em;
  margin-inline-end: 5px;
  flex: 0 0 auto;
}
html[dir="rtl"] .nav-inline-icon {
  margin-inline-end: 0;
  margin-inline-start: 5px;
}
.nav-pill:hover { color: var(--primary); }
.nav-pill.is-active {
  color: var(--primary);
  background: rgba(1,168,181,0.08);
}
/* Tubelight lamp bar */
.nav-pill.is-active::before {
  content: '';
  position: absolute;
  top: 0px;
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 3px;
  background: var(--primary);
  border-radius: 0 0 4px 4px;
}
/* Glow bloom */
.nav-pill.is-active::after {
  content: '';
  position: absolute;
  top: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 14px;
  background: rgba(1,168,181,0.28);
  border-radius: 50%;
  filter: blur(7px);
  pointer-events: none;
}
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 30px;
  cursor: pointer;
  padding: 4px;
}
.nav__hamburger span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}
.nav--dark .nav__hamburger span { background: #fff; }
.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: #fff;
  box-shadow: var(--shadow-lg);
  padding: 16px 24px 24px;
  z-index: 999;
}
.nav__mobile.open { display: block; }
.nav__mobile-links { display: flex; flex-direction: column; gap: 4px; margin-bottom: 16px; }
.nav__mobile-link {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
  padding: 12px 16px;
  border-radius: var(--radius);
  display: block;
  text-decoration: none !important;
  transition: all var(--transition);
}
.nav__mobile-link:hover { background: var(--bg); color: var(--primary); }

/* ── Hero Section ── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #0A1628 0%, #1A3C5E 40%, #01A8B5 100%);
  padding-top: var(--nav-h);
}
.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 30%, rgba(1,168,181,0.3) 0%, transparent 70%),
    radial-gradient(ellipse 50% 80% at 20% 80%, rgba(46,204,113,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.hero__particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}
.hero__bubble {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  animation: bubble-rise linear infinite;
}
@keyframes bubble-rise {
  0% { transform: translateY(100vh) scale(0.8); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 0.6; }
  100% { transform: translateY(-20vh) scale(1.1); opacity: 0; }
}
.hero__content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(46,204,113,0.15);
  border: 1px solid rgba(46,204,113,0.3);
  color: #5DDFAA;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
  letter-spacing: 0.04em;
}
.hero__badge-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s ease infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.7; }
}
.hero h1 { color: #fff; margin-bottom: 20px; }
.hero h1 span { color: var(--accent); }
.hero__sub { color: rgba(255,255,255,0.75); font-size: 1.15rem; max-width: 560px; margin-bottom: 40px; }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 60px; }
.hero__stats-bar {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.12);
}
.hero__stat { color: rgba(255,255,255,0.85); }
.hero__stat strong {
  display: block;
  font-family: var(--font-head);
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
}
.hero__stat span { font-size: 0.8rem; color: rgba(255,255,255,0.55); }

/* ── Stats / Counter Section ── */
.stats-section { background: var(--secondary); color: #fff; padding: 56px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.stat-card { text-align: center; }
.stat-card__num {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 6px;
}
.stat-card__label { color: rgba(255,255,255,0.6); font-size: 0.875rem; }

/* ── Cards ── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: all var(--transition);
}
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); border-color: rgba(1,168,181,0.2); }
.card--accent { border-top: 3px solid var(--primary); }
.card__icon {
  width: 52px; height: 52px;
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
}
.card__icon--primary { background: rgba(1,168,181,0.1); color: var(--primary); }
.card__icon--accent  { background: rgba(46,204,113,0.1); color: var(--accent-dk); }
.card__icon--danger  { background: rgba(231,76,60,0.1);  color: var(--danger); }
.card__icon--warning { background: rgba(243,156,18,0.1); color: var(--warning); }
.card h3 { margin-bottom: 10px; color: var(--text); font-size: 1.05rem; }
.card p  { font-size: 0.9rem; }

/* ── Problem Cards ── */
.problem-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }

/* ── Flow Diagram ── */
.flow-diagram {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  justify-content: center;
  margin: 48px 0;
}
.flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: 130px;
}
.flow-step__circle {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  margin-bottom: 10px;
  box-shadow: 0 4px 12px rgba(1,168,181,0.3);
}
.flow-step__label { font-size: 0.78rem; font-weight: 600; color: var(--text); line-height: 1.3; }
.flow-arrow {
  color: var(--primary);
  font-size: 1.4rem;
  margin: 0 4px;
  flex-shrink: 0;
  padding-bottom: 28px;
}

/* ── How It Works ── */
.how-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; margin-top: 56px; align-items: start; }
.how-col__title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.how-col__title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}
.how-step { display: flex; gap: 16px; margin-bottom: 28px; }
.how-step__num {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.875rem;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.how-step h4 { font-size: 0.95rem; margin-bottom: 4px; color: var(--text); }
.how-step p  { font-size: 0.875rem; }

/* ── Feature Grid ── */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }

/* ── Demo / CTA Strip ── */
.demo-strip {
  background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
  border-radius: var(--radius-lg);
  padding: 56px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.demo-strip::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 80% 20%, rgba(46,204,113,0.15) 0%, transparent 70%);
  pointer-events: none;
}
.demo-strip h2 { color: #fff; margin-bottom: 12px; position: relative; }
.demo-strip p  { color: rgba(255,255,255,0.7); margin-bottom: 28px; position: relative; }

/* ── Testimonials ── */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.testimonial {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.testimonial__stars { color: #F59E0B; font-size: 0.875rem; margin-bottom: 14px; letter-spacing: 2px; }
.testimonial__text { font-size: 0.9rem; line-height: 1.7; color: var(--text); margin-bottom: 20px; font-style: italic; }
.testimonial__author { display: flex; align-items: center; gap: 12px; }
.testimonial__avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.875rem;
  flex-shrink: 0;
}
.testimonial__name { font-weight: 600; font-size: 0.9rem; color: var(--text); }
.testimonial__role { font-size: 0.8rem; color: var(--text-light); }

/* ── Pricing Cards ── */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; align-items: start; }
.pricing-card {
  background: var(--bg-card);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition);
}
.pricing-card:hover { box-shadow: var(--shadow-lg); }
.pricing-card--standard {
  background:
    radial-gradient(circle at 16% 0%, rgba(255,255,255,.9), transparent 34%),
    linear-gradient(145deg, #f8fafc, #e2e8f0 46%, #cbd5e1);
  border-color: #b8c2cf;
  box-shadow: 0 16px 36px rgba(100,116,139,.16);
}
.pricing-card--premium {
  background:
    radial-gradient(circle at 18% 0%, rgba(255,255,255,.74), transparent 34%),
    linear-gradient(145deg, #fff8dc, #f8d36f 46%, #d7a01e);
  border-color: #d7a01e;
  box-shadow: 0 18px 42px rgba(180,120,12,.18);
}
.pricing-card--standard .pricing-card__name,
.pricing-card--standard .pricing-card__price-amount { color: #334155; }
.pricing-card--premium .pricing-card__name,
.pricing-card--premium .pricing-card__price-amount,
.pricing-card--premium .pricing-card__price-currency { color: #7a4b00; }
.pricing-card--premium .pricing-card__desc { border-bottom-color: rgba(122,75,0,.22); color: #6f551c; }
.pricing-card--featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(1,168,181,0.1);
  position: relative;
}
.pricing-card--featured.pricing-card--premium {
  border-color: #d7a01e;
  box-shadow: 0 0 0 4px rgba(215,160,30,.14), 0 18px 42px rgba(180,120,12,.18);
}
.pricing-card--featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -1px; left: 50%; transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 4px 16px;
  border-radius: 0 0 8px 8px;
}
.pricing-card--featured.pricing-card--premium::before {
  background: linear-gradient(135deg, #b7791f, #fbbf24);
  color: #2f1d00;
}
.pricing-card__name { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 12px; }
.pricing-card__price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 8px;
}
.pricing-card__price-currency { font-size: 1.25rem; font-weight: 700; color: var(--text); }
.pricing-card__price-amount { font-family: var(--font-head); font-size: 3rem; font-weight: 800; color: var(--text); letter-spacing: -0.04em; line-height: 1; }
.pricing-card__price-period { font-size: 0.875rem; color: var(--text-muted); }
.pricing-card__desc { font-size: 0.875rem; color: var(--text-muted); margin-bottom: 24px; border-bottom: 1px solid var(--border); padding-bottom: 20px; }
.pricing-card__features { margin-bottom: 28px; }
.pricing-feature {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.875rem;
  color: var(--text);
  padding: 6px 0;
}
.pricing-feature i { color: var(--accent-dk); margin-top: 2px; flex-shrink: 0; }
.pricing-feature--no { color: var(--text-light); }
.pricing-feature--no i { color: var(--text-light); }
.pricing-check { font-weight: 700; color: var(--accent-dk); flex-shrink: 0; }
.pricing-check--no { color: var(--text-light); font-weight: 400; }

/* ── Trust Bar ── */
.trust-bar {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 40px;
  display: flex;
  gap: 40px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
}
.trust-item i { color: var(--primary); font-size: 1.1rem; }

/* ── FAQ ── */
.faq { max-width: 700px; margin: 0 auto; margin-top: 56px; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item:first-child { border-top: 1px solid var(--border); }
.faq-question {
  width: 100%;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  background: none;
  border: none;
  font-family: var(--font-body);
  transition: color var(--transition);
}
.faq-question:hover { color: var(--primary); }
.faq-question i { transition: transform var(--transition); color: var(--text-muted); }
.faq-item.open .faq-question { color: var(--primary); }
.faq-item.open .faq-question i { transform: rotate(180deg); }
.faq-answer { display: none; padding: 0 0 20px; color: var(--text-muted); font-size: 0.9rem; line-height: 1.7; }
.faq-item.open .faq-answer { display: block; }

/* ── Diagnosis Tool ── */
.diagnosis-page { padding-top: calc(var(--nav-h) + 48px); padding-bottom: 80px; min-height: 100vh; }
.diagnosis-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}
.diagnosis-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.diagnosis-panel__header {
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  padding: 24px 28px;
  color: #fff;
}
.diagnosis-panel__header h2 { font-size: 1.2rem; font-weight: 700; margin-bottom: 4px; }
.diagnosis-panel__header p { font-size: 0.875rem; color: rgba(255,255,255,0.7); }
.diagnosis-panel__body { padding: 28px; }
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}
.form-label span { color: var(--text-muted); font-weight: 400; font-size: 0.8rem; }
.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg-card);
  transition: all var(--transition);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(1,168,181,0.12);
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-light); }
.form-textarea { resize: vertical; min-height: 100px; line-height: 1.6; }
.form-toggle {
  display: flex;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 16px;
}
.form-toggle-btn {
  flex: 1;
  padding: 9px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  background: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
}
.form-toggle-btn.active { background: var(--primary); color: #fff; }
.params-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.checkbox-group { display: flex; flex-direction: column; gap: 10px; }
.checkbox-item {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text);
  user-select: none;
}
.checkbox-item input[type="checkbox"] {
  width: 18px; height: 18px;
  border-radius: 4px;
  accent-color: var(--primary);
  cursor: pointer;
  flex-shrink: 0;
}

/* ── Result Panel ── */
.result-panel { display: none; }
.result-panel.visible { display: block; }
.case-signal {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  font-weight: 700;
  font-size: 1rem;
}
.case-signal--emergency { background: rgba(231,76,60,0.1); color: #C0392B; border: 1px solid rgba(231,76,60,0.3); }
.case-signal--monitor   { background: rgba(243,156,18,0.1); color: #D68910; border: 1px solid rgba(243,156,18,0.3); }
.case-signal--safe      { background: rgba(46,204,113,0.1); color: #1E8449; border: 1px solid rgba(46,204,113,0.3); }
.case-signal i { font-size: 1.4rem; }
.result-section { margin-bottom: 24px; }
.result-section-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.result-section-title::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.disease-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-lt);
}
.disease-item:last-child { border-bottom: none; }
.disease-name { font-weight: 600; font-size: 0.9rem; color: var(--text); flex: 1; }
.disease-bar-wrap { flex: 1; background: var(--bg); border-radius: 100px; overflow: hidden; height: 7px; }
.disease-bar { height: 100%; border-radius: 100px; background: var(--primary); transition: width 0.8s ease; }
.disease-pct { font-size: 0.8rem; font-weight: 700; color: var(--primary); width: 36px; text-align: right; }
.blocked-treatment {
  background: rgba(231,76,60,0.06);
  border: 1px solid rgba(231,76,60,0.2);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-bottom: 8px;
  font-size: 0.875rem;
}
.blocked-treatment__name { font-weight: 700; color: var(--danger); margin-bottom: 4px; }
.blocked-treatment__reason { color: var(--text-muted); }
.safe-treatment {
  background: rgba(46,204,113,0.06);
  border: 1px solid rgba(46,204,113,0.2);
  border-radius: var(--radius);
  padding: 16px 18px;
}
.safe-treatment__name { font-weight: 700; color: var(--accent-dk); margin-bottom: 4px; }
.safe-treatment__detail { font-size: 0.875rem; color: var(--text-muted); }
.gemini-review {
  background: rgba(1,168,181,0.05);
  border: 1px solid rgba(1,168,181,0.15);
  border-radius: var(--radius);
  padding: 14px 16px;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
}
.water-risk {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.water-risk-item {
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.water-risk-item__label { font-size: 0.8rem; color: var(--text-muted); }
.water-risk-item__value { font-size: 0.875rem; font-weight: 700; color: var(--text); }
.water-risk-item--warn .water-risk-item__value { color: var(--warning); }
.water-risk-item--danger .water-risk-item__value { color: var(--danger); }

/* ── Loading ── */
.loading-overlay {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 56px 28px;
  text-align: center;
}
.loading-overlay.visible { display: flex; }
.spinner {
  width: 48px; height: 48px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 16px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text { font-weight: 600; color: var(--text); margin-bottom: 6px; }
.loading-sub { font-size: 0.875rem; color: var(--text-muted); }

/* ── Footer ── */
.footer {
  background: var(--secondary);
  color: rgba(255,255,255,0.7);
  padding: 72px 0 0;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer__logo { display: flex; align-items: center; margin-bottom: 16px; }
.footer__logo > img { width: 32px; height: 32px; border-radius: 7px; }
.footer__logo-text { font-family: var(--font-head); font-weight: 700; color: #fff; font-size: 1.1rem; }
.footer__brand-logo {
  background: rgba(255,255,255,0.96);
  border-radius: 8px;
  display: block;
  height: 54px;
  object-fit: contain;
  padding: 5px 8px;
  width: 118px;
}
.footer__tagline { font-size: 0.875rem; line-height: 1.6; margin-bottom: 16px; }
.footer__powered { display: inline-flex; align-items: center; gap: 6px; font-size: 0.78rem; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1); border-radius: 100px; padding: 4px 12px; color: rgba(255,255,255,0.7); }
.footer__col-title { font-family: var(--font-head); font-size: 0.875rem; font-weight: 700; color: #fff; margin-bottom: 18px; }
.footer__links { display: flex; flex-direction: column; gap: 10px; }
.footer__link { font-size: 0.875rem; color: rgba(255,255,255,0.55); transition: color var(--transition); text-decoration: none !important; }
.footer__link:hover { color: #fff; }
.footer__xprize {
  font-size: 0.875rem;
  background: rgba(46,204,113,0.1);
  border: 1px solid rgba(46,204,113,0.2);
  border-radius: var(--radius);
  padding: 18px;
  color: rgba(255,255,255,0.8);
  line-height: 1.6;
}
.footer__xprize strong { color: var(--accent); display: block; margin-bottom: 6px; font-family: var(--font-head); }
.footer__bottom {
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8rem;
}
.footer__bottom-links { display: flex; gap: 20px; }
.footer__bottom-links a { color: rgba(255,255,255,0.4); transition: color var(--transition); text-decoration: none !important; }
.footer__bottom-links a:hover { color: rgba(255,255,255,0.7); }

.site-footer {
  position: relative;
  overflow: hidden;
  margin-top: 0;
  background:
    radial-gradient(circle at 22% 16%, rgba(0, 187, 203, .20), transparent 28%),
    linear-gradient(180deg, #063746 0%, #062f3c 100%);
  color: rgba(255,255,255,.74);
  border-top: 10px solid #ffffff;
}

.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .16;
  background-image:
    radial-gradient(circle at 12px 12px, rgba(255,255,255,.55) 0 1px, transparent 1px),
    linear-gradient(135deg, transparent 0 48%, rgba(255,255,255,.22) 49%, transparent 51%);
  background-size: 34px 34px, 86px 86px;
  pointer-events: none;
}

.footer-main {
  position: relative;
  padding: 82px 0 48px;
  background: transparent;
}

.footer-top {
  display: grid;
  gap: 58px;
  align-items: center;
  margin-bottom: 62px;
}

.footer-brandmark {
  display: block;
  width: 240px;
  max-width: min(68vw, 240px);
  height: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: .96;
}

.footer-description {
  max-width: 620px;
  color: rgba(255,255,255,.76);
  font-size: clamp(1.05rem, 1.5vw, 1.28rem);
  font-weight: 700;
  line-height: 1.62;
  margin: 0;
}

.footer-divider {
  border: 0;
  border-top: 1px solid rgba(255,255,255,.18);
  margin: 0 0 42px;
}

.footer-grid {
  display: grid;
  gap: 32px;
}

.footer-col h3 {
  color: #fff;
  font-size: 15px;
  margin: 0 0 18px;
}

.footer-col a,
.footer-col span {
  display: block;
  color: rgba(255,255,255,.68);
  font-weight: 700;
  line-height: 1.55;
  text-decoration: none !important;
  margin-top: 13px;
}

.footer-col a:hover {
  color: #fff;
}

.footer-actions {
  display: grid;
  align-content: start;
  gap: 16px;
}

.footer-actions .btn {
  min-width: 230px;
  border-radius: 999px;
  border-color: rgba(255,255,255,.84);
  background: transparent;
  color: #fff;
}

.footer-socials {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 12px;
}

.footer-social {
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.7);
  transition: color .16s ease, transform .16s ease;
}

.footer-social:hover {
  color: #fff;
  transform: translateY(-1px);
}

.footer-social svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.footer-bottom {
  position: relative;
  border-top: 1px solid rgba(255,255,255,.1);
  background: rgba(0,0,0,.14);
  color: rgba(255,255,255,.62);
  padding: 18px 0;
}

.footer-bottom-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 700;
}

.footer-bottom-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.footer-bottom a {
  color: rgba(255,255,255,.72);
  text-decoration: none !important;
}

.footer-bottom a:hover {
  color: #fff;
}

/* ── Section backgrounds ── */
.bg-white { background: #fff; }
.bg-primary { background: var(--primary); }
.bg-secondary { background: var(--secondary); }
.bg-gradient { background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%); }

/* ── Page Hero (inner pages) ── */
.page-hero {
  background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
  padding: calc(var(--nav-h) + 64px) 0 72px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 100% 0%, rgba(46,204,113,0.15) 0%, transparent 70%);
  pointer-events: none;
}
.page-hero__content { position: relative; z-index: 1; }
.page-hero h1 { color: #fff; margin-bottom: 16px; }
.page-hero p { color: rgba(255,255,255,0.75); font-size: 1.1rem; max-width: 580px; }

/* ── Contact ── */
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 56px; align-items: start; margin-top: 56px; }
.contact-info__item { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 24px; }
.contact-info__icon { width: 42px; height: 42px; border-radius: var(--radius); background: rgba(1,168,181,0.1); color: var(--primary); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-info__text h4 { font-size: 0.875rem; color: var(--text); margin-bottom: 2px; }
.contact-info__text p, .contact-info__text a { font-size: 0.9rem; }

/* ── Utility: Spacers ── */
.mt-0 { margin-top: 0 !important; }
.mt-4 { margin-top: 4px !important; }
.mt-8 { margin-top: 8px !important; }
.mt-12 { margin-top: 12px !important; }
.mt-16 { margin-top: 16px !important; }
.mt-24 { margin-top: 24px !important; }
.mt-32 { margin-top: 32px !important; }
.mt-48 { margin-top: 48px !important; }
.mb-8  { margin-bottom: 8px !important; }
.mb-16 { margin-bottom: 16px !important; }
.mb-24 { margin-bottom: 24px !important; }
.mb-32 { margin-bottom: 32px !important; }
.mb-48 { margin-bottom: 48px !important; }
.gap-16 { gap: 16px !important; }
.gap-24 { gap: 24px !important; }

/* ── Notification Alert ── */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: 16px;
}
.alert--info    { background: rgba(1,168,181,0.08); border: 1px solid rgba(1,168,181,0.2); color: var(--primary); }
.alert--success { background: rgba(46,204,113,0.08); border: 1px solid rgba(46,204,113,0.2); color: var(--accent-dk); }
.alert--error   { background: rgba(231,76,60,0.08);  border: 1px solid rgba(231,76,60,0.2);  color: var(--danger); }

/* ── Badge ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge--primary { background: rgba(1,168,181,0.1); color: var(--primary); }
.badge--accent  { background: rgba(46,204,113,0.1); color: var(--accent-dk); }
.badge--danger  { background: rgba(231,76,60,0.1);  color: var(--danger); }
.badge--warning { background: rgba(243,156,18,0.1); color: #c27d0e; }

/* ── About Tech Stack ── */
.tech-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 32px; }
.tech-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.tech-item__icon { width: 40px; height: 40px; border-radius: var(--radius-sm); background: rgba(1,168,181,0.1); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; }
.tech-item__name { font-weight: 600; font-size: 0.9rem; color: var(--text); }
.tech-item__desc { font-size: 0.8rem; color: var(--text-muted); }

/* ── Dashboard placeholder ── */
.dashboard-lock { text-align: center; padding: 120px 24px; }
.dashboard-lock__icon { font-size: 4rem; color: var(--primary); margin-bottom: 24px; }
.dashboard-lock h2 { margin-bottom: 12px; }

/* ── Blog / SEO Articles ── */
.blog-page {
  background: var(--bg);
  overflow-x: hidden;
}

.blog-hero .section-label {
  background: rgba(255,255,255,0.14);
  color: #fff;
}

.blog-intro {
  max-width: 760px;
  margin: 0 0 34px;
}

.blog-intro p {
  color: #44515f;
  font-size: 1.05rem;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.blog-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  min-height: 300px;
  min-width: 0;
  overflow: hidden;
}

.blog-card--with-image {
  padding-top: 0;
}

.blog-card__image {
  display: block;
  margin: 0 -24px 20px;
  overflow: hidden;
}

.blog-card__image img {
  aspect-ratio: 16 / 9;
  display: block;
  height: auto;
  object-fit: cover;
  width: 100%;
}

.blog-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  color: var(--primary-dk);
  font-size: .78rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.blog-card__meta span {
  background: rgba(1,168,181,0.08);
  border: 1px solid rgba(1,168,181,0.12);
  border-radius: 999px;
  padding: 4px 9px;
}

.blog-card h2 {
  font-size: 1.22rem;
  margin-bottom: 12px;
  overflow-wrap: break-word;
}

.blog-card h2 a {
  color: var(--text);
  display: block;
  overflow-wrap: anywhere;
  text-decoration: none !important;
}

.blog-card h2 a:hover {
  color: var(--primary);
}

.blog-card p {
  font-size: .95rem;
  margin-bottom: 20px;
}

.blog-card__cta {
  margin-top: auto;
  font-weight: 800;
  text-decoration: none !important;
}

.blog-article__header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: calc(var(--nav-h) + 58px) 0 46px;
}

.blog-breadcrumb {
  display: inline-block;
  color: var(--primary);
  font-size: .9rem;
  font-weight: 800;
  margin-bottom: 18px;
  text-decoration: none !important;
}

.blog-article__header h1 {
  color: var(--text);
  font-size: clamp(2rem, 4vw, 3.05rem);
  margin-bottom: 18px;
  overflow-wrap: break-word;
}

.blog-article__header .lead {
  color: #3f4e5f;
  font-size: 1.12rem;
}

.blog-hero-image,
.blog-inline-image {
  margin: 28px 0 0;
}

.blog-hero-image img,
.blog-inline-image img {
  background: #eef4f6;
  border: 1px solid var(--border);
  border-radius: 8px;
  display: block;
  height: auto;
  object-fit: cover;
  width: 100%;
}

.blog-hero-image img {
  aspect-ratio: 16 / 9;
}

.blog-inline-image img {
  aspect-ratio: 4 / 3;
  max-height: 520px;
}

.blog-hero-image figcaption,
.blog-inline-image figcaption {
  color: #65758a;
  font-size: .86rem;
  line-height: 1.55;
  margin-top: 9px;
}

.blog-article__body {
  padding-top: 42px;
  padding-bottom: 82px;
}

.blog-article__body h2 {
  color: var(--text);
  font-size: 1.55rem;
  margin: 36px 0 12px;
}

.blog-article__body h3 {
  font-size: 1.05rem;
  margin: 20px 0 8px;
}

.blog-article__body p,
.blog-article__body li {
  color: #44515f;
  font-size: 1rem;
  line-height: 1.82;
}

.blog-article__body p + p {
  margin-top: 16px;
}

.blog-article__body ol,
.blog-article__body ul {
  list-style: decimal;
  padding-left: 22px;
  margin: 16px 0 22px;
}

.blog-article__body a {
  font-weight: 800;
}

.blog-cta,
.blog-related {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
  margin: 34px 0;
  box-shadow: var(--shadow-sm);
}

.blog-cta {
  border-left: 4px solid var(--primary);
}

.blog-feature-callout {
  background: #f7fbfa;
  border: 1px solid rgba(1,168,181,0.22);
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  padding: 24px;
  margin: 34px 0;
}

.blog-feature-callout__eyebrow {
  color: var(--primary-dk) !important;
  font-size: .78rem !important;
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.35 !important;
  margin: 0 0 8px !important;
  text-transform: uppercase;
}

.blog-feature-callout h2 {
  margin-top: 0;
}

.blog-feature-callout .btn {
  margin-top: 18px;
}

.blog-cta h2,
.blog-related h2 {
  margin-top: 0;
}

.blog-cta .btn {
  margin-top: 18px;
}

.blog-disclaimer {
  background: rgba(243,156,18,0.08);
  border: 1px solid rgba(243,156,18,0.22);
  border-radius: 8px;
  color: #8a5b0c !important;
  font-weight: 700;
  padding: 16px 18px;
  margin-top: 34px;
}

.blog-faq {
  margin-top: 42px;
}

.blog-faq__item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  margin-top: 12px;
}

.blog-faq__item h3 {
  margin-top: 0;
}

.blog-link-band {
  background: #fff;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.blog-link-band__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
  gap: 28px;
  align-items: center;
}

.blog-link-band__links {
  display: grid;
  gap: 10px;
}

.blog-link-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.home-latest-guides {
  display: grid;
  gap: 10px;
}

.home-guide-card {
  background: rgba(1,168,181,0.05);
  border: 1px solid rgba(1,168,181,0.14);
  border-radius: 8px;
  color: var(--text);
  display: grid;
  gap: 4px;
  padding: 13px 14px;
  text-decoration: none !important;
}

.home-guide-card:hover {
  border-color: rgba(1,168,181,0.32);
  color: var(--primary);
}

.home-guide-card span {
  color: var(--text-muted);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.home-guide-card strong {
  color: inherit;
  font-size: 0.96rem;
  line-height: 1.35;
}

.home-guide-card--pillar {
  background: rgba(46,204,113,0.08);
  border-color: rgba(46,204,113,0.2);
}

.blog-link-band__links a,
.blog-related-list a {
  background: rgba(1,168,181,0.05);
  border: 1px solid rgba(1,168,181,0.14);
  border-radius: 8px;
  color: var(--text);
  display: block;
  font-weight: 800;
  padding: 12px 14px;
  text-decoration: none !important;
}

.blog-link-band__links a:hover,
.blog-related-list a:hover {
  border-color: rgba(1,168,181,0.32);
  color: var(--primary);
}

.blog-related-list {
  display: grid;
  gap: 10px;
}

.blog-related-list span {
  color: var(--primary-dk);
  display: block;
  font-size: .72rem;
  margin-bottom: 3px;
  text-transform: uppercase;
}

/* ── Commercial SEO / Trust Pages ── */
.solution-page {
  background: var(--bg);
  overflow-x: hidden;
}

.solution-hero .section-label {
  background: rgba(255,255,255,0.14);
  color: #fff;
}

.solution-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.solution-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  min-width: 0;
  padding: 24px;
}

.solution-card__icon {
  display: inline-block;
  font-size: 1.7rem;
  margin-bottom: 14px;
}

.solution-card h2 {
  font-size: 1.18rem;
  margin-bottom: 10px;
  overflow-wrap: anywhere;
}

.solution-card p {
  color: #44515f;
  font-size: .96rem;
}

.solution-split {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
  gap: 36px;
  align-items: start;
}

.solution-steps {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  counter-reset: solution-step;
  list-style: none;
  margin: 0;
  padding: 10px;
}

.solution-steps li {
  border-bottom: 1px solid var(--border);
  color: #44515f;
  counter-increment: solution-step;
  display: grid;
  gap: 14px;
  grid-template-columns: 34px minmax(0, 1fr);
  line-height: 1.65;
  padding: 16px 14px;
}

.solution-steps li:last-child {
  border-bottom: 0;
}

.solution-steps li::before {
  align-items: center;
  background: rgba(1,168,181,0.1);
  border: 1px solid rgba(1,168,181,0.18);
  border-radius: 50%;
  color: var(--primary-dk);
  content: counter(solution-step);
  display: inline-flex;
  font-size: .82rem;
  font-weight: 900;
  height: 30px;
  justify-content: center;
  width: 30px;
}

.solution-faq {
  max-width: 900px;
}

.solution-faq .blog-faq__item h2,
.solution-faq .blog-faq__item h3 {
  color: var(--text);
  font-size: 1.08rem;
  margin-top: 0;
}

.solution-cta {
  padding-top: 0;
}

/* ── Shop Benefits section ── */
.benefits-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 56px; }
.benefit-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: center;
}
.benefit-card__icon { font-size: 2.5rem; margin-bottom: 18px; }
.benefit-card h3 { font-size: 1.1rem; margin-bottom: 10px; }

/* ── Comparison table ── */
.comparison-table { width: 100%; border-collapse: collapse; margin-top: 48px; }
.comparison-table th, .comparison-table td {
  padding: 14px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
.comparison-table th { font-weight: 700; color: var(--text); background: var(--bg); }
.comparison-table th:not(:first-child) { text-align: center; }
.comparison-table td:not(:first-child) { text-align: center; }
.comparison-table .check { color: var(--accent-dk); font-weight: 700; }
.comparison-table .dash  { color: var(--text-light); }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .solution-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .solution-split { grid-template-columns: 1fr; }
  .footer__grid  { grid-template-columns: 1fr 1fr; }
  .footer-grid   { grid-template-columns: 1fr 1fr; }
  .how-grid      { grid-template-columns: 1fr; gap: 40px; }
  .pricing-grid  { grid-template-columns: 1fr; max-width: 420px; margin-left: auto; margin-right: auto; }
  .contact-grid  { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 768px) {
  :root { --nav-h: 64px; }
  .section { padding: 64px 0; }
  .nav__links, .nav__cta { display: none; }
  .nav__hamburger { display: flex; }
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-pills  { display: none; }
  .brand-logo-image { height: 42px; width: 92px; }
  .problem-grid   { grid-template-columns: 1fr; }
  .benefits-grid  { grid-template-columns: 1fr; }
  .stats-grid     { grid-template-columns: 1fr; gap: 24px; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .hero__actions  { flex-direction: column; align-items: flex-start; }
  .hero__stats-bar { gap: 20px; }
  .diagnosis-layout { grid-template-columns: 1fr; }
  .params-grid    { grid-template-columns: 1fr; }
  .water-risk     { grid-template-columns: 1fr; }
  .footer__grid   { grid-template-columns: 1fr; gap: 32px; }
  .footer-top,
  .footer-bottom-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .footer-grid { grid-template-columns: 1fr; }
  .tech-grid      { grid-template-columns: 1fr; }
  .demo-strip     { padding: 36px 24px; }
  .blog-grid      { grid-template-columns: 1fr; }
  .solution-grid  { grid-template-columns: 1fr; }
  .solution-actions { align-items: flex-start; flex-direction: column; }
  .blog-card      { min-height: 0; }
  .blog-hero h1,
  .blog-article__header h1 {
    font-size: 2rem;
    line-height: 1.15;
    max-width: 100%;
  }
  .blog-hero p,
  .blog-intro p,
  .blog-card p,
  .blog-article__body p,
  .blog-article__body li {
    font-size: .96rem;
  }
  .blog-article__header { padding: calc(var(--nav-h) + 34px) 0 34px; }
  .blog-article__body { padding-top: 30px; }
  .blog-cta,
  .blog-feature-callout,
  .blog-related,
  .blog-faq__item { padding: 18px; }
  .blog-link-band__inner { grid-template-columns: 1fr; }
  .flow-diagram   { gap: 0; }
  .flow-arrow     { font-size: 1rem; }
}
@media (max-width: 480px) {
  .features-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2rem; }
  .trust-bar { flex-direction: column; gap: 20px; }
  .footer__bottom { flex-direction: column; text-align: center; }
  .footer-bottom-inner { align-items: center; text-align: center; }
  .footer-bottom-links { justify-content: center; }
}

@media (min-width: 760px) {
  .nav-toggle { display: none; }
  .nav-pills  { display: flex; }
  .brand-logo-image { height: 50px; width: 109px; }
  .nav-links { display: flex; }
  .footer-top {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr 1fr 1.05fr;
  }
  .footer-bottom-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}