/* ==========================================================================
   BreathiZen® Official Web Experience & Respiratory Wellness Hub
   Domain: eng-breathizenofficial.com
   Design System: Pulmonary Oxygenation & Bronchial Clarity
   Type: 'Plus Jakarta Sans' (Display/Headings) + 'Inter' (Body/UI)
   ========================================================================== */

:root {
  /* Oceanic & Oxygen Palettes */
  --navy-950: #051329;
  --navy-900: #0B2545;
  --navy-850: #133B5C;
  --navy-800: #1D4E89;
  --navy-700: #2E6B9E;
  
  --cyan-500: #00B4D8;
  --cyan-600: #0096C7;
  --cyan-700: #0077B6;
  --cyan-glow: rgba(0, 180, 216, 0.25);
  --cyan-subtle: #E8F8FA;

  --mint-500: #10B981;
  --mint-600: #059669;
  --mint-glow: rgba(16, 185, 129, 0.2);

  --coral-500: #FF6B6B;
  --gold-500: #F59E0B;
  --gold-light: #FCD34D;

  /* Neutrals & Surfaces */
  --white: #FFFFFF;
  --bg-slate: #F8FBFC;
  --bg-pearl: #EEF5F8;
  --surface: #FFFFFF;

  --text-main: #0B2545;
  --text-body: #334E68;
  --text-muted: #627D98;
  --text-light: #829AB1;
  --text-inverse: #FFFFFF;

  --border-light: rgba(11, 37, 69, 0.08);
  --border-card: rgba(11, 37, 69, 0.12);
  --border-dark: rgba(255, 255, 255, 0.12);

  /* Typography */
  --font-display: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Gradients */
  --grad-hero: radial-gradient(circle at 85% 20%, rgba(0, 180, 216, 0.22) 0%, transparent 45%),
               radial-gradient(circle at 15% 85%, rgba(16, 185, 129, 0.12) 0%, transparent 40%),
               linear-gradient(165deg, #051329 0%, #0B2545 50%, #133B5C 100%);
  --grad-cta: linear-gradient(135deg, #0096C7 0%, #00B4D8 50%, #2EC4B6 100%);
  --grad-cta-hover: linear-gradient(135deg, #0077B6 0%, #0096C7 50%, #00B4D8 100%);
  --grad-mint: linear-gradient(135deg, #10B981 0%, #059669 100%);

  /* Shadows */
  --shadow-subtle: 0 2px 8px rgba(11, 37, 69, 0.04);
  --shadow-sm: 0 4px 14px rgba(11, 37, 69, 0.06);
  --shadow-md: 0 10px 30px rgba(11, 37, 69, 0.08);
  --shadow-lg: 0 20px 45px rgba(11, 37, 69, 0.12);
  --shadow-glow: 0 12px 35px rgba(0, 180, 216, 0.35);

  /* Layout */
  --max-w: 1220px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 9999px;
  --transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  font-family: var(--font-body);
  color: var(--text-body);
  background-color: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; border: none; outline: none; }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--text-main);
  font-weight: 800;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.2rem, 4.4vw, 3.4rem);
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.8rem, 3.2vw, 2.3rem);
  letter-spacing: -0.025em;
  margin-bottom: 0.8rem;
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  letter-spacing: -0.015em;
}

h4 { font-size: 1.1rem; font-weight: 700; }
p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }
section { padding: 5rem 0; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background: var(--grad-cta);
  color: var(--white);
  box-shadow: 0 4px 18px rgba(0, 180, 216, 0.4);
}

.btn-primary:hover {
  background: var(--grad-cta-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 180, 216, 0.55);
}

.btn-outline-white {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(8px);
}

.btn-outline-white:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.45);
  transform: translateY(-2px);
}

.btn-outline-dark {
  background: transparent;
  color: var(--navy-900);
  border: 1.5px solid var(--navy-900);
}

.btn-outline-dark:hover {
  background: var(--navy-900);
  color: var(--white);
}

.btn-sm { padding: 0.55rem 1.2rem; font-size: 0.88rem; }
.btn-md { padding: 0.85rem 1.8rem; font-size: 1rem; }
.btn-lg { padding: 1.1rem 2.2rem; font-size: 1.1rem; }

/* Top Announcement Bar */
.top-notice-bar {
  background: linear-gradient(90deg, #051329 0%, #0B2545 100%);
  color: #E0F7FA;
  font-size: 0.82rem;
  padding: 0.5rem 1rem;
  text-align: center;
  font-weight: 600;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  border-bottom: 1px solid rgba(0, 180, 216, 0.2);
}

.trust-verification-strip {
  background: var(--cyan-subtle);
  color: var(--navy-900);
  font-size: 0.8rem;
  padding: 0.45rem 1rem;
  text-align: center;
  border-bottom: 1px solid rgba(0, 180, 216, 0.2);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  z-index: 100;
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-sm);
  background: rgba(255, 255, 255, 0.98);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--navy-900);
  letter-spacing: -0.03em;
}

.brand-logo em {
  font-style: normal;
  color: var(--cyan-600);
}

.logo-drop {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, #00B4D8 0%, #0077B6 100%);
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0, 180, 216, 0.35);
}

.logo-drop span {
  transform: rotate(45deg);
  font-size: 1rem;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-body);
  position: relative;
  padding: 0.3rem 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--cyan-600);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--cyan-600);
  border-radius: 2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mobile-toggle {
  display: none;
  background: none;
  cursor: pointer;
  color: var(--navy-900);
  padding: 0.4rem;
}

/* Hero Section */
.hero {
  position: relative;
  background: var(--grad-hero);
  color: var(--white);
  padding: 5.5rem 0 6.5rem;
  overflow: hidden;
}

.hero-pulse-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.35;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0, 180, 216, 0.15);
  border: 1px solid rgba(0, 180, 216, 0.3);
  color: #B2EBF2;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1.4rem;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background: #00B4D8;
  border-radius: 50%;
  box-shadow: 0 0 10px #00B4D8;
  animation: pulse-ring 2s infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 180, 216, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(0, 180, 216, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 180, 216, 0); }
}

.hero h1 {
  color: var(--white);
  margin-bottom: 1.2rem;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, #00B4D8 0%, #2EC4B6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 1.8rem;
  max-width: 620px;
}

.executive-summary-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius-md);
  padding: 1.2rem 1.5rem;
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
}

.executive-summary-card strong {
  color: #00B4D8;
}

.hero-feature-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 2.2rem;
}

.feature-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.95);
  background: rgba(255, 255, 255, 0.06);
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.hero-social-proof {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.rating-stars {
  color: #FBBF24;
  font-size: 1.1rem;
  letter-spacing: 2px;
}

.hero-visual-wrap {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-glow-orb {
  position: absolute;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(0, 180, 216, 0.3) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(40px);
  z-index: 1;
}

.hero-product-img {
  position: relative;
  z-index: 2;
  max-width: 440px;
  width: 100%;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.45));
  animation: float-bottle 6s ease-in-out infinite;
}

@keyframes float-bottle {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-glass-badge {
  position: absolute;
  bottom: 20px;
  left: -20px;
  background: rgba(11, 37, 69, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-md);
  padding: 1rem 1.4rem;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-lg);
}

/* Trust Badges Strip */
.trust-strip-sec {
  background: var(--white);
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border-light);
}

.trust-badges-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.trust-badge-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.4rem;
  background: var(--bg-slate);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  transition: var(--transition);
}

.trust-badge-card:hover {
  transform: translateY(-2px);
  border-color: var(--cyan-600);
}

.trust-badge-card img {
  width: 46px;
  height: 46px;
  object-fit: contain;
}

.trust-badge-card h4 {
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}

.trust-badge-card p {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin: 0;
}

/* Interactive Breathing Pacer Widget */
.pacer-section {
  background: linear-gradient(180deg, #FFFFFF 0%, var(--bg-slate) 100%);
  padding: 5rem 0;
}

.pacer-container {
  background: var(--navy-950);
  color: var(--white);
  border-radius: var(--radius-xl);
  padding: 3.5rem 2.5rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.pacer-circle-wrap {
  position: relative;
  width: 220px;
  height: 220px;
  margin: 2.5rem auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pacer-circle {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, #00B4D8 0%, #0077B6 100%);
  box-shadow: 0 0 35px rgba(0, 180, 216, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: #fff;
  transition: transform 4s cubic-bezier(0.4, 0, 0.2, 1);
}

.pacer-circle.inhale {
  transform: scale(1.6);
  background: radial-gradient(circle, #2EC4B6 0%, #00B4D8 100%);
  box-shadow: 0 0 60px rgba(46, 196, 182, 0.7);
}

.pacer-circle.hold {
  transform: scale(1.6);
  background: radial-gradient(circle, #0096C7 0%, #051329 100%);
  box-shadow: 0 0 40px rgba(0, 150, 199, 0.4);
}

.pacer-circle.exhale {
  transform: scale(1);
  background: radial-gradient(circle, #00B4D8 0%, #0077B6 100%);
  box-shadow: 0 0 30px rgba(0, 180, 216, 0.4);
}

.pacer-controls {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.5rem;
}

/* Formula & Ingredients Tabs */
.ingredients-section {
  padding: 5.5rem 0;
  background: var(--white);
}

.ing-tab-nav {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin: 2.5rem 0 3.5rem;
  flex-wrap: wrap;
}

.ing-tab-btn {
  padding: 0.8rem 1.8rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  background: var(--bg-slate);
  color: var(--text-body);
  border: 1.5px solid var(--border-light);
  cursor: pointer;
  transition: var(--transition);
}

.ing-tab-btn:hover {
  border-color: var(--cyan-600);
  color: var(--cyan-600);
}

.ing-tab-btn.active {
  background: var(--navy-900);
  color: var(--white);
  border-color: var(--navy-900);
  box-shadow: var(--shadow-sm);
}

.ing-detail-card {
  display: none;
  background: var(--bg-slate);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 3rem;
  box-shadow: var(--shadow-subtle);
  animation: fadeIn 0.35s ease;
}

.ing-detail-card.active {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Pricing Grid */
.pricing-section {
  padding: 5.5rem 0;
  background: var(--bg-pearl);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  align-items: stretch;
  margin-top: 3.5rem;
}

.pricing-card {
  background: var(--white);
  border: 1.5px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 2.8rem 2.2rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.pricing-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--cyan-600);
}

.pricing-card.featured {
  border: 2.5px solid var(--cyan-600);
  box-shadow: var(--shadow-md);
  transform: scale(1.02);
  background: linear-gradient(180deg, #FFFFFF 0%, #F0FBFD 100%);
}

.pricing-card.featured:hover {
  transform: scale(1.02) translateY(-6px);
}

.badge-popular {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--grad-cta);
  color: var(--white);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.35rem 1.2rem;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 12px rgba(0, 180, 216, 0.4);
}

.badge-discount {
  display: inline-block;
  background: #E0F2FE;
  color: #0369A1;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-pill);
  margin-bottom: 0.8rem;
}

.pricing-header h3 {
  font-size: 1.5rem;
  margin-bottom: 0.4rem;
}

.pricing-img-wrap {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 1.5rem 0;
}

.pricing-img-wrap img {
  max-height: 190px;
  object-fit: contain;
  transition: var(--transition);
}

.pricing-card:hover .pricing-img-wrap img {
  transform: scale(1.05);
}

.price-display {
  margin-bottom: 1.8rem;
  text-align: center;
}

.price-amount {
  font-family: var(--font-display);
  font-size: 3.2rem;
  font-weight: 900;
  color: var(--navy-900);
  line-height: 1;
}

.price-unit {
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 600;
  margin-top: 0.3rem;
}

.pricing-benefits {
  margin-bottom: 2rem;
  flex-grow: 1;
}

.pricing-benefits li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.92rem;
  margin-bottom: 0.75rem;
  color: var(--text-body);
}

/* Comparison Table */
.comparison-section {
  padding: 5rem 0;
  background: var(--white);
}

.comparison-table-wrap {
  overflow-x: auto;
  margin-top: 3rem;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.comparison-table th, .comparison-table td {
  padding: 1.2rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.95rem;
}

.comparison-table th {
  font-family: var(--font-display);
  font-weight: 800;
  background: var(--bg-slate);
  color: var(--navy-900);
}

.comparison-table tr:hover td {
  background: rgba(0, 180, 216, 0.03);
}

/* Reviews Grid */
.reviews-section {
  padding: 5.5rem 0;
  background: var(--bg-slate);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3.5rem;
}

.review-card {
  background: var(--white);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
  box-shadow: var(--shadow-subtle);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.review-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--cyan-600);
}

.review-header {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 1rem;
}

.review-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
}

.review-meta strong {
  display: block;
  font-size: 0.95rem;
  color: var(--navy-900);
}

.review-meta span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.review-stars {
  color: #FBBF24;
  font-size: 1rem;
  margin-bottom: 0.8rem;
}

.review-text {
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--text-body);
  flex-grow: 1;
}

/* FAQ Accordion */
.faq-section {
  padding: 5.5rem 0;
  background: var(--white);
}

.faq-container {
  max-width: 820px;
  margin: 3rem auto 0;
}

.faq-item {
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  background: var(--white);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--cyan-600);
}

.faq-question-btn {
  width: 100%;
  padding: 1.4rem 1.6rem;
  text-align: left;
  background: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--navy-900);
  cursor: pointer;
}

.faq-answer-pane {
  display: none;
  padding: 0 1.6rem 1.5rem;
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer-pane { display: block; }

/* Sticky Order Bar */
.sticky-order-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(5, 19, 41, 0.97);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 0.85rem 1.5rem;
  z-index: 99;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.sticky-order-bar.visible { transform: translateY(0); }

.sticky-bar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

/* Subpage & Blog Layouts */
.page-hero {
  background: var(--grad-hero);
  color: var(--white);
  padding: 4.5rem 0 3.5rem;
  text-align: center;
}

.page-hero h1 {
  color: var(--white);
  max-width: 820px;
  margin: 0 auto 1rem;
}

.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 1.5rem;
}

.breadcrumb a { color: #B2EBF2; }

.article-container {
  max-width: 880px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

.author-byline {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  padding-bottom: 1.5rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--border-light);
}

.author-byline strong { color: var(--navy-900); }

.article-body {
  font-size: 1.08rem;
  line-height: 1.8;
  color: var(--text-body);
}

.article-body h2 {
  font-size: 1.85rem;
  color: var(--navy-900);
  margin: 2.8rem 0 1rem;
  letter-spacing: -0.02em;
}

.article-body h3 {
  font-size: 1.35rem;
  color: var(--navy-900);
  margin: 2rem 0 0.8rem;
}

.article-body p { margin-bottom: 1.5rem; }
.article-body ul, .article-body ol { margin: 0 0 1.5rem 1.5rem; }
.article-body li { margin-bottom: 0.6rem; list-style-type: disc; }

.callout-box {
  background: var(--bg-slate);
  border-left: 4px solid var(--cyan-600);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.5rem 1.8rem;
  margin: 2rem 0;
}

.callout-box.warning { border-left-color: #F59E0B; background: #FFFBEB; }
.callout-box.success { border-left-color: var(--mint-500); background: #ECFDF5; }
.callout-box.info { border-left-color: #00B4D8; background: #E0F7FA; }

.article-cta-box {
  background: linear-gradient(135deg, var(--navy-950) 0%, var(--navy-850) 100%);
  color: var(--white);
  border-radius: var(--radius-xl);
  padding: 3rem 2.5rem;
  margin: 3.5rem 0;
  text-align: center;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.article-cta-box h3 { color: var(--white); font-size: 1.8rem; margin-bottom: 0.8rem; }
.article-cta-box p { color: rgba(255, 255, 255, 0.8); max-width: 600px; margin: 0 auto 1.8rem; }

/* Blog Grid */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.blog-card {
  background: var(--white);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-4px);
  border-color: var(--cyan-600);
  box-shadow: var(--shadow-md);
}

.blog-card-body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-card-category {
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--cyan-700);
  letter-spacing: 0.08em;
  margin-bottom: 0.6rem;
}

.blog-card h3 {
  font-size: 1.25rem;
  color: var(--navy-900);
  margin-bottom: 0.8rem;
  line-height: 1.35;
}

.blog-card p {
  font-size: 0.92rem;
  color: var(--text-body);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.blog-read-link {
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--cyan-700);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.blog-read-link:hover { color: var(--cyan-600); gap: 0.55rem; }

/* Footer */
.site-footer {
  background: var(--navy-950);
  color: rgba(255, 255, 255, 0.7);
  padding: 5rem 0 2.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-col h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 1.2rem;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-col a:hover { color: #B2EBF2; padding-left: 4px; }

.footer-disclaimer-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.footer-bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.82rem;
}

.footer-legal-links { display: flex; gap: 1.5rem; }

/* Responsive */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-badge-pill, .hero-feature-pills, .hero-actions, .hero-social-proof { justify-content: center; }
  .hero-glass-badge { display: none; }
  .pricing-grid, .reviews-grid, .blog-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }
  .trust-badges-grid { grid-template-columns: repeat(2, 1fr); }
  .ing-detail-card.active { grid-template-columns: 1fr; }
  .footer-top-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-menu { display: none; }
  .mobile-toggle { display: block; }
  .nav-menu.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 1.5rem;
    box-shadow: var(--shadow-lg);
    border-bottom: 1px solid var(--border-light);
  }
  .trust-badges-grid { grid-template-columns: 1fr; }
  .footer-top-grid { grid-template-columns: 1fr; }
  .footer-bottom-bar { flex-direction: column; gap: 1rem; text-align: center; }
  .sticky-bar-inner { flex-direction: column; text-align: center; gap: 0.8rem; }
}