/* ============================================
   Oath Peptides Pre-Lander v3 — Custom Styles
   ============================================ */

:root {
  --oath-black: #282828;
  --oath-white: #fff;
  --oath-gray-light: #f5f5f5;
  --oath-gray-mid: #e8e8e8;
  --oath-gray-dark: #282828;
  --oath-amber: #DC9814;
  --oath-body: #777;
  --oath-muted: #888;
  --oath-font-serif: 'Playfair Display', Georgia, serif;
  --oath-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ---------- Reset & Base ---------- */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--oath-font-sans);
  color: var(--oath-body);
  background: var(--oath-white);
  line-height: 1.6;
  overflow-x: hidden;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

*, *::before, *::after {
  box-sizing: border-box;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--oath-amber);
  outline-offset: 2px;
}

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

/* ---------- Skip Nav (a11y) ---------- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 9999;
  background: var(--oath-black);
  color: var(--oath-white);
  padding: 8px 16px;
  font-size: 0.9rem;
}
.skip-link:focus {
  top: 8px;
}

/* ---------- Announcement Bar ---------- */
.announcement-bar {
  background: var(--oath-black);
  color: var(--oath-white);
  text-align: center;
  padding: 10px 16px;
  font-size: 13px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  position: relative;
  z-index: 100;
  min-height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.announcement-bar .announcement-text {
  transition: opacity 0.4s ease;
}

/* ---------- Header ---------- */
.site-header {
  background: var(--oath-white);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 99;
  transition: box-shadow 0.35s ease, transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.site-header.scrolled {
  box-shadow: 0 1px 12px rgba(0, 0, 0, 0.06);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

.logo {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.logo img {
  height: 40px;
  width: auto;
}

.header-nav {
  display: flex;
  gap: 24px;
  font-size: 14px;
  color: #707070;
}

.header-nav a:hover {
  color: var(--oath-black);
}

.header-cta {
  font-size: 14px;
  font-weight: 500;
  color: #707070;
  margin-left: auto;
  transition: color 0.2s;
}

.header-cta:hover {
  color: var(--oath-black);
}

/* ---------- Hero Section (picture element) ---------- */
.hero {
  position: relative;
  min-height: 65vh;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  overflow: hidden;
  background: #1a1a1a;
}

.hero-bg {
  position: absolute;
  inset: 0;
  display: block;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(0,0,0,0.4) 0%, rgba(0,0,0,0.1) 50%, rgba(0,0,0,0.5) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: right;
  padding: 60px 80px 60px 40px;
  max-width: 550px;
}

.hero-content h1 {
  font-family: var(--oath-font-serif);
  font-size: 38px;
  font-weight: 400;
  color: var(--oath-white);
  margin: 0 0 8px;
  line-height: 1.2;
}

.hero-tagline {
  font-size: 16px;
  color: #aaa;
  margin-bottom: 24px;
  display: inline-block;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  padding-bottom: 4px;
}

.hero-sub {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 28px;
  line-height: 1.7;
}

/* ---------- Buttons ---------- */
.btn-oath {
  display: inline-block;
  position: relative;
  background: var(--oath-black);
  color: var(--oath-white);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.3px;
  padding: 10px 24px;
  border: none;
  cursor: pointer;
  overflow: hidden;
  z-index: 1;
  transition: color 0.4s ease, transform 0.15s ease;
}

.btn-oath::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--oath-white);
  z-index: -1;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s cubic-bezier(0.86, 0, 0.07, 1);
}

.btn-oath:hover {
  color: var(--oath-black);
}

.btn-oath:hover::before {
  transform: scaleX(1);
  transform-origin: left;
}

.btn-oath:active {
  transform: scale(0.97);
}

.btn-oath-light {
  background: var(--oath-white);
  color: var(--oath-black);
}

.btn-oath-light::before {
  background: var(--oath-black);
}

.btn-oath-light:hover {
  color: var(--oath-white);
}

.btn-oath-outline {
  background: transparent;
  color: var(--oath-black);
  border: 1px solid var(--oath-black);
}

.btn-oath-outline::before {
  background: var(--oath-black);
}

.btn-oath-outline:hover {
  color: var(--oath-white);
}

.btn-oath-outline-light {
  background: transparent;
  color: var(--oath-white);
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.btn-oath-outline-light::before {
  background: var(--oath-white);
}

.btn-oath-outline-light:hover {
  color: var(--oath-black);
}

/* ---------- Social Proof Bar ---------- */
.social-proof-bar {
  background: var(--oath-black);
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.social-proof-inner {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}

.proof-item {
  color: rgba(255,255,255,0.7);
  font-size: 14px;
  text-align: center;
}

.proof-item strong {
  color: var(--oath-white);
  font-size: 18px;
  display: block;
  font-weight: 600;
  margin-bottom: 2px;
}

.proof-divider {
  width: 1px;
  height: 30px;
  background: rgba(255,255,255,0.15);
}

/* ---------- Product Slider Section ---------- */
.products-section {
  padding: 60px 0 50px;
  background: var(--oath-white);
}

.section-header {
  text-align: center;
  margin-bottom: 40px;
}

.section-header h2 {
  font-family: var(--oath-font-serif);
  font-size: 28px;
  font-weight: 400;
  color: var(--oath-black);
  margin: 0 0 8px;
}

.section-header p {
  color: var(--oath-muted);
  font-size: 14px;
  max-width: 480px;
  margin: 0 auto;
}

/* Product Card */
.product-card {
  display: block;
  height: 100%;
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  cursor: pointer;
  position: relative;
}

.product-card:hover {
  transform: translateY(-4px);
}

.product-card-image {
  background: var(--oath-gray-light);
  padding: 16px;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.product-card-image img {
  max-height: 190px;
  width: auto;
  object-fit: contain;
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.product-card:hover .product-card-image img {
  transform: scale(1.04);
}

/* Hover overlay */
.product-card-image::after {
  content: 'View Product';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(40, 40, 40, 0.9);
  color: var(--oath-white);
  text-align: center;
  padding: 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  transform: translateY(100%);
  transition: transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.product-card:hover .product-card-image::after {
  transform: translateY(0);
}

.sale-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--oath-amber);
  color: var(--oath-white);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 3px 10px;
  z-index: 2;
}

.stock-badge {
  position: absolute;
  bottom: 10px;
  left: 10px;
  font-size: 10px;
  font-weight: 500;
  color: #5a9a5a;
  letter-spacing: 0.3px;
  z-index: 2;
}

.product-card-info {
  padding: 14px 4px;
}

.product-card-info .product-name {
  font-size: 14px;
  font-weight: 400;
  margin-bottom: 4px;
  color: var(--oath-body);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.product-card-info .product-price {
  font-size: 13px;
  color: var(--oath-body);
}

.product-card-info .product-price .original-price {
  text-decoration: line-through;
  color: #999;
  margin-right: 4px;
}

.product-card-info .product-price .sale-price {
  color: var(--oath-amber);
  font-weight: 600;
}

/* Swiper overrides */
.products-swiper {
  position: relative;
  padding-bottom: 10px;
}

.products-swiper .swiper-slide {
  width: 240px;
  height: auto;
}

/* Edge fades */
.products-swiper::before,
.products-swiper::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 60px;
  z-index: 10;
  pointer-events: none;
}

.products-swiper::before {
  left: 0;
  background: linear-gradient(to right, var(--oath-white), transparent);
}

.products-swiper::after {
  right: 0;
  background: linear-gradient(to left, var(--oath-white), transparent);
}

/* Nav arrows */
.products-swiper .swiper-button-prev,
.products-swiper .swiper-button-next {
  color: var(--oath-black);
  width: 40px;
  height: 40px;
  background: var(--oath-white);
  border: 1px solid var(--oath-gray-mid);
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.3s ease, background 0.2s ease;
  z-index: 11;
}

.products-swiper .swiper-button-prev::after,
.products-swiper .swiper-button-next::after {
  font-size: 14px;
  font-weight: 700;
}

.products-swiper:hover .swiper-button-prev,
.products-swiper:hover .swiper-button-next {
  opacity: 1;
}

.products-swiper .swiper-button-prev:hover,
.products-swiper .swiper-button-next:hover {
  background: var(--oath-black);
  color: var(--oath-white);
}

.slider-cta {
  text-align: center;
  margin-top: 32px;
}

/* Skeleton Loading */
.skeleton-track {
  display: flex;
  gap: 20px;
  overflow: hidden;
  padding: 0 20px;
}

.skeleton-card {
  min-width: 240px;
  flex-shrink: 0;
}

.skeleton-image {
  background: var(--oath-gray-light);
  min-height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 12px;
  padding: 20px;
}

.skeleton-info {
  padding: 14px 4px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.skeleton-line {
  height: 10px;
  background: linear-gradient(90deg, var(--oath-gray-mid) 25%, #f0f0f0 50%, var(--oath-gray-mid) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
  border-radius: 2px;
}

.skeleton-line-short  { width: 40%; }
.skeleton-line-medium { width: 65%; }
.skeleton-line-long   { width: 85%; }

@keyframes skeleton-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ---------- Steps / How It Works (v3 redesign) ---------- */
.steps-section {
  padding: 70px 0;
  background: var(--oath-gray-light);
}

.steps-row {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  max-width: 960px;
  margin: 0 auto;
}

.step {
  flex: 1;
  text-align: center;
  padding: 0 24px;
  position: relative;
}

.step-number {
  font-family: var(--oath-font-serif);
  font-size: 13px;
  color: var(--oath-amber);
  letter-spacing: 1px;
  margin-bottom: 16px;
  font-weight: 400;
}

.step-icon {
  width: 56px;
  height: 56px;
  border: 1.5px solid var(--oath-gray-mid);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--oath-black);
  background: var(--oath-white);
  transition: border-color 0.3s ease, color 0.3s ease;
}

.step:hover .step-icon {
  border-color: var(--oath-amber);
  color: var(--oath-amber);
}

.step h3 {
  font-family: var(--oath-font-serif);
  font-size: 18px;
  font-weight: 400;
  color: var(--oath-black);
  margin: 0 0 10px;
}

.step p {
  color: var(--oath-muted);
  font-size: 13px;
  line-height: 1.7;
  max-width: 260px;
  margin: 0 auto;
}

.step-connector {
  width: 60px;
  height: 1px;
  background: var(--oath-gray-mid);
  flex-shrink: 0;
  margin-top: 44px;
}

/* ---------- Testimonials Section ---------- */
.testimonials-section {
  padding: 60px 0;
  background: var(--oath-white);
}

.testimonial-card {
  padding: 28px 24px;
  border: 1px solid var(--oath-gray-mid);
  height: 100%;
}

.testimonial-stars {
  color: var(--oath-amber);
  font-size: 14px;
  letter-spacing: 2px;
  margin-bottom: 14px;
}

.testimonial-card p {
  font-size: 14px;
  color: var(--oath-body);
  line-height: 1.7;
  margin-bottom: 16px;
  font-style: italic;
}

.testimonial-author {
  font-size: 12px;
  color: var(--oath-muted);
  font-weight: 500;
}

/* ---------- Why Choose / Comparison Section ---------- */
.why-section {
  padding: 80px 0 70px;
  background: var(--oath-gray-light);
}

/* Dual-card comparison grid */
.why-comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 820px;
  margin: 0 auto;
}

/* Individual card */
.why-card {
  border: 1px solid var(--oath-gray-mid);
  background: var(--oath-white);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.why-card--oath {
  border-color: var(--oath-black);
  box-shadow: 0 8px 32px rgba(40, 40, 40, 0.08);
}

.why-card--oath:hover {
  box-shadow: 0 12px 40px rgba(40, 40, 40, 0.12);
}

.why-card--others {
  background: var(--oath-white);
}

/* Card header */
.why-card__header {
  padding: 24px 28px 20px;
  border-bottom: 1px solid var(--oath-gray-mid);
  display: flex;
  align-items: center;
  gap: 10px;
}

.why-card--oath .why-card__header {
  background: var(--oath-black);
  border-bottom-color: var(--oath-black);
}

.why-card__logo {
  height: 22px;
  width: auto;
  filter: brightness(0) invert(1);
}

.why-card__label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--oath-muted);
}

.why-card--oath .why-card__label {
  color: rgba(255, 255, 255, 0.7);
}

/* Feature list */
.why-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.why-card__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 28px;
  border-bottom: 1px solid var(--oath-gray-light);
  transition: background 0.2s ease;
}

.why-card__item:last-child {
  border-bottom: none;
}

.why-card--oath .why-card__item:hover {
  background: rgba(40, 40, 40, 0.015);
}

/* Icons */
.why-card__icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  margin-top: 1px;
}

.why-card__icon--check {
  background: var(--oath-black);
  color: var(--oath-white);
}

.why-card__icon--x {
  background: #fdf2f2;
  color: #c0392b;
}

/* Text content */
.why-card__text {
  font-size: 13px;
  line-height: 1.5;
  color: var(--oath-body);
}

.why-card__text strong {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--oath-black);
  margin-bottom: 2px;
}

.why-card--others .why-card__text strong {
  color: var(--oath-black);
  font-weight: 500;
}

.why-card--others .why-card__text {
  color: var(--oath-body);
}

/* CTA */
.why-cta {
  text-align: center;
  margin-top: 40px;
}

/* ---------- COA / Lab Results Section ---------- */
.coa-section {
  padding: 70px 0 60px;
  background: var(--oath-gray-light);
}

/* Scrolling Ticker */
.coa-ticker {
  overflow: hidden;
  padding: 20px 0;
  margin: 10px 0 40px;
  border-top: 1px solid var(--oath-gray-mid);
  border-bottom: 1px solid var(--oath-gray-mid);
  background: var(--oath-white);
}

.coa-ticker-track {
  display: flex;
  gap: 0;
  width: max-content;
  animation: ticker-scroll 40s linear infinite;
}

.ticker-item {
  white-space: nowrap;
  padding: 0 32px;
  font-size: 13px;
  color: var(--oath-body);
  letter-spacing: 0.3px;
  position: relative;
}

.ticker-item::after {
  content: '\2022';
  position: absolute;
  right: 0;
  color: var(--oath-gray-mid);
}

.ticker-item:last-child::after {
  display: none;
}

.ticker-item strong {
  color: var(--oath-black);
  font-weight: 600;
}

@keyframes ticker-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* COA Card Grid */
.coa-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: 720px;
  margin: 0 auto;
}

.coa-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 28px 20px 22px;
  background: var(--oath-white);
  border: 1px solid var(--oath-gray-mid);
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.coa-card:hover {
  border-color: var(--oath-amber);
  transform: translateY(-3px);
}

.coa-purity {
  font-family: var(--oath-font-serif);
  font-size: 28px;
  font-weight: 400;
  color: var(--oath-black);
  line-height: 1;
  margin-bottom: 8px;
}

.coa-compound {
  font-size: 14px;
  font-weight: 600;
  color: var(--oath-black);
  margin-bottom: 4px;
  letter-spacing: 0.3px;
}

.coa-batch {
  font-size: 12px;
  color: var(--oath-muted);
  margin-bottom: 14px;
}

.coa-view {
  font-size: 11px;
  font-weight: 600;
  color: var(--oath-amber);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: color 0.2s;
}

.coa-card:hover .coa-view {
  color: var(--oath-black);
}

/* ---------- Final CTA Section ---------- */
.final-cta {
  background: var(--oath-black);
  padding: 70px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.final-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(220, 152, 20, 0.04) 0%, transparent 70%);
}

.final-cta-content {
  position: relative;
  z-index: 1;
}

.final-cta h2 {
  font-family: var(--oath-font-serif);
  font-size: 28px;
  font-weight: 400;
  color: var(--oath-white);
  margin: 0 0 12px;
}

.final-cta p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  margin: 0 auto 28px;
  max-width: 400px;
}

.final-cta-buttons {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.final-cta .btn-oath-light {
  box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.2);
  animation: cta-glow 3s ease-in-out infinite;
}

@keyframes cta-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.2); }
  50% { box-shadow: 0 0 24px 4px rgba(255, 255, 255, 0.06); }
}

/* ---------- Footer Promise Strip ---------- */
.footer-promise {
  background: #1e1e1e;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.promise-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--oath-amber);
  font-size: 13px;
  letter-spacing: 0.3px;
  text-align: center;
}

.promise-inner svg {
  flex-shrink: 0;
}

.promise-inner span {
  color: rgba(255, 255, 255, 0.65);
}

/* ---------- Footer (3-column) ---------- */
.site-footer {
  background: var(--oath-gray-dark);
  color: #aaa;
  padding: 48px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--oath-white);
  margin: 0 0 16px;
}

/* Brand column */
.footer-logo {
  height: 32px;
  width: auto;
  margin-bottom: 14px;
  filter: brightness(0) invert(1);
  opacity: 0.85;
}

.footer-brand-col p {
  font-size: 13px;
  color: #999;
  line-height: 1.6;
  margin: 0 0 14px;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-contact a {
  font-size: 13px;
  color: #aaa;
  transition: color 0.2s;
}

.footer-contact a:hover {
  color: var(--oath-white);
}

/* Nav column */
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a {
  font-size: 13px;
  color: #aaa;
  position: relative;
  display: inline-block;
  width: fit-content;
}

.footer-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--oath-white);
  transition: width 0.3s ease;
}

.footer-links a:hover {
  color: var(--oath-white);
}

.footer-links a:hover::after {
  width: 100%;
}

/* Results column */
.mini-results {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mini-result-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.04);
  border-left: 2px solid rgba(220, 152, 20, 0.3);
  transition: border-color 0.2s, background 0.2s;
  font-size: 13px;
}

.mini-result-item:hover {
  border-left-color: var(--oath-amber);
  background: rgba(255, 255, 255, 0.07);
}

.mini-result-name {
  color: #ccc;
}

.mini-result-purity {
  color: var(--oath-white);
  font-weight: 600;
  font-size: 13px;
}

/* Footer bottom */
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
}

.footer-copy {
  font-size: 13px;
  margin-bottom: 18px;
  color: #aaa;
}

.footer-disclaimer {
  font-size: 12px;
  color: #666;
  line-height: 1.7;
}

/* ---------- Sticky CTA Bar ---------- */
.sticky-cta-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--oath-black);
  padding: 12px 20px;
  z-index: 1000;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
}

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

.sticky-cta-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  max-width: 600px;
  margin: 0 auto;
}

.sticky-cta-text {
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
}

.sticky-cta-btn {
  background: var(--oath-white);
  color: var(--oath-black);
  padding: 8px 20px;
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
  transition: opacity 0.2s;
}

.sticky-cta-btn:hover {
  opacity: 0.9;
}

/* ---------- Container (custom, no Bootstrap dependency) ---------- */
.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Grid (replacing Bootstrap) ---------- */
.row {
  display: flex;
  flex-wrap: wrap;
  margin: 0 -12px;
}

.row > [class*="col-"] {
  padding: 0 12px;
}

.col-md-4 { width: 100%; }
.col-md-6 { width: 100%; }
.col-lg-5 { width: 100%; }
.col-lg-7 { width: 100%; }

@media (min-width: 768px) {
  .col-md-4 { width: 33.333%; }
  .col-md-6 { width: 50%; }
}

@media (min-width: 992px) {
  .col-lg-5 { width: 41.666%; }
  .col-lg-7 { width: 58.333%; }
}

.g-4 { gap: 24px 0; }

/* ---------- Responsive ---------- */
@media (max-width: 991px) {
  .hero-content {
    text-align: center;
    padding: 40px 20px;
    max-width: 100%;
  }

  .hero {
    justify-content: center;
  }

  .why-comparison {
    gap: 20px;
  }

  .why-card__header {
    padding: 20px 24px 16px;
  }

  .why-card__item {
    padding: 14px 24px;
    gap: 12px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer-brand-col {
    grid-column: 1 / -1;
  }
}

@media (max-width: 767px) {
  .logo {
    position: static;
    transform: none;
  }

  .header-nav {
    display: none;
  }

  .header-cta {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
  }

  .hero {
    min-height: 50vh;
  }

  .hero::after {
    background: linear-gradient(to bottom, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.6) 100%);
  }

  .hero-content {
    text-align: center;
    padding: 30px 20px;
  }

  .hero-content h1 {
    font-size: 28px;
  }

  .products-swiper .swiper-slide {
    width: 200px;
  }

  .product-card-image {
    min-height: 180px;
  }

  .product-card-image img {
    max-height: 150px;
  }

  .section-header h2,
  .final-cta h2 {
    font-size: 24px;
  }

  /* Why Choose — stack cards on mobile */
  .why-comparison {
    grid-template-columns: 1fr;
    gap: 16px;
    max-width: 440px;
  }

  .why-card--others {
    /* fully visible on mobile — the negatives are selling points */
  }

  .why-card__header {
    padding: 18px 20px 14px;
  }

  .why-card__item {
    padding: 14px 20px;
    gap: 12px;
  }

  .why-card__icon {
    width: 24px;
    height: 24px;
  }

  .why-card__icon--check svg,
  .why-card__icon--x svg {
    width: 12px;
    height: 12px;
  }

  .why-card__text {
    font-size: 12px;
  }

  .why-card__text strong {
    font-size: 13px;
  }

  .why-cta {
    margin-top: 32px;
  }

  .social-proof-inner {
    gap: 16px;
  }

  .proof-divider {
    display: none;
  }

  .proof-item strong {
    font-size: 16px;
  }

  .proof-item {
    font-size: 12px;
  }

  /* Steps — vertical timeline on mobile */
  .steps-row {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-left: 20px;
  }

  .step {
    text-align: left;
    padding: 0 0 0 40px;
    position: relative;
    padding-bottom: 32px;
  }

  .step::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--oath-gray-mid);
  }

  .step:last-child::before {
    display: none;
  }

  .step-number {
    margin-bottom: 8px;
  }

  .step-icon {
    position: absolute;
    left: -20px;
    top: 0;
    width: 40px;
    height: 40px;
    margin: 0;
    background: var(--oath-gray-light);
    z-index: 1;
  }

  .step-icon svg {
    width: 20px;
    height: 20px;
  }

  .step h3 {
    font-size: 16px;
  }

  .step p {
    max-width: 100%;
    font-size: 13px;
  }

  .step-connector {
    display: none;
  }

  /* COA grid — 2 columns on mobile */
  .coa-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .coa-purity {
    font-size: 22px;
  }

  .coa-compound {
    font-size: 12px;
  }

  .coa-card {
    padding: 20px 14px 16px;
  }

  /* Ticker speed on mobile */
  .coa-ticker-track {
    animation-duration: 25s;
  }

  .ticker-item {
    padding: 0 20px;
    font-size: 12px;
  }

  /* Footer — single column on mobile */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-brand-col {
    grid-column: auto;
  }

  .promise-inner {
    font-size: 11px;
    flex-direction: column;
    gap: 6px;
  }

  .promise-inner svg {
    display: none;
  }

  .sticky-cta-text {
    display: none;
  }

  .sticky-cta-inner {
    justify-content: center;
  }

  .sticky-cta-btn {
    width: 100%;
    text-align: center;
    padding: 12px 20px;
  }

  /* Disable hover overlays on touch */
  .product-card:hover .product-card-image::after {
    transform: translateY(100%);
  }

  .product-card:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
  }

  /* No edge fades on mobile */
  .products-swiper::before,
  .products-swiper::after {
    width: 20px;
  }

  .products-swiper .swiper-button-prev,
  .products-swiper .swiper-button-next {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 24px;
  }

  .announcement-bar {
    font-size: 11px;
    padding: 8px 12px;
  }

  .coa-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .final-cta-buttons {
    flex-direction: column;
    align-items: center;
    gap: 10px;
  }

  .final-cta-buttons .btn-oath {
    width: 100%;
    max-width: 240px;
    text-align: center;
  }
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  [data-aos] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .coa-ticker-track {
    animation: none !important;
  }
}

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }