/* Color palette */
:root {
  --primary: #00d6c9;
  --primary-dark: #00b3a6;
  --text: #181c1f;
  --text-light: #6b7680;
  --bg: #f8fafc;
  --white: #fff;
  --border: #e5e7eb;
  --border-dark: #d8dce3;
  --shadow: 0 2px 16px 0 rgba(0, 0, 0, 0.06);
}

body {
  margin: 0;
  padding: 0;
  font-family: "halyard-display", sans-serif;
  font-weight: 300;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

h1,
h2,
h3,
h4 {
  font-weight: 500;
}

h2 {
  font-size: 2.5rem;
  font-weight: 400;
}

h2 sup {
  color: var(--primary);
  font-size: 1.5rem;
  margin-left: 5px;
}

h4 {
  font-size: 1.65rem;
  font-weight: 400;
  margin: 0 0 2rem 0;
}

main {
  max-width: 1300px;
  padding: 0 1rem;
  margin: auto;
}

.container-medium {
  max-width: 1110px;
  margin: auto;
}

a {
  color: var(--primary-dark);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

/* Header */
.site-header {
  padding: 1rem;
}
.logo-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
}
.logo {
  height: 48px;
}
nav {
  display: flex;
  gap: 3rem;
}
nav a {
  font-size: 1.14rem;
  color: var(--text);
}
nav a:hover {
  color: var(--primary);
}

/* Hero */
.hero {
  padding: 48px 32px 64px 32px;
}
.hero-inner {
  display: flex;
  align-items: center;
  gap: 64px;
}

.hero-image {
  position: relative;
  min-width: 440px;
  min-height: 440px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image img {
  position: relative;
  z-index: 2;
  width: 500px;
  height: auto;
  display: block;
  object-fit: contain;
}
.hero-content {
  flex: 1 1 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  max-width: 700px;
}
.hero-eyebrow {
  color: var(--primary-dark);
  font-size: 1.25rem;
  font-weight: 400;
  margin-bottom: 16px;
  display: block;
}
.hero-headline,
h1 {
  font-size: 4rem;
  font-weight: 400;
  line-height: 1.08;
  margin: 0 0 32px 0;
  color: var(--text);
}
.btn-amazon {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: #181c1f;
  color: #fff;
  font-size: 1.15rem;
  font-weight: 500;
  border-radius: 12px;
  padding: 0 36px 0 22px;
  height: 56px;
  box-shadow: 0 4px 24px 0 rgba(30, 42, 80, 0.1);
  transition: background 0.2s;
  text-decoration: none;
  cursor: pointer;
}
.btn-amazon img {
  width: 28px;
  height: 28px;
}
.btn-amazon:hover {
  background: #60758d;
  text-decoration: none;
}

/* Features */
.features {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  background: none;
  padding: 48px 32px;
  margin: 0 auto 48px auto;
}
.feature {
  text-align: left;
  flex: 1 1 0;
  min-width: 0;
}
.feature .icon {
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
}
.feature .icon img {
  width: auto;
  height: 100px;
  display: block;
}
.feature h3 {
  margin: 0 0 8px 0;
  font-size: 1.75rem;
  font-weight: 400;
  color: var(--text);
}
.feature p {
  color: var(--text-light);
  font-size: 1.2rem;
  line-height: 1.4;
  margin: 0;
}

/* Info */
.info {
  display: flex;
  gap: 32px;
}
.info-text {
  display: flex;
  align-items: center;
  background: #60758d;
  color: #fff;
  border-radius: 18px;
  padding: 32px 32px 32px 32px;
  font-size: 1.3rem;
  position: relative;
  width: 50%;
  box-sizing: border-box;
}
.info-text p {
  font-size: 2rem;
}
.badge {
  position: absolute;
  top: 2rem;
  left: 2rem;

  display: inline-block;
  background: var(--primary);
  border-radius: 1rem;
  background: linear-gradient(152deg, #00e3c5 22.16%, #2886e2 103.03%);
  background: linear-gradient(
    152deg,
    color(display-p3 0.2706 0.8745 0.7739) 22.16%,
    color(display-p3 0.2706 0.5176 0.8588) 103.03%
  );
  color: #fff;
  font-size: 0.9rem;
  font-weight: 400;
  line-height: 1;
  padding: 0.35rem 1rem;
  margin-bottom: 12px;
}
.info-img {
  width: 50%;
  display: flex;
  border-radius: 18px;
  overflow: hidden;
}
.info-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.info-tags {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  background: var(--white);
  box-shadow: var(--shadow);
  border-radius: 50px;
  padding: 2rem;
  max-width: 900px;
  margin: 2rem auto;
  font-size: 1.75rem;
  font-weight: 400;
  color: #6b7680;
}
.info-tags .info-icon {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
}
.info-tags .highlight {
  font-weight: 600;
  background: linear-gradient(271deg, #00e3c4 -17.07%, #3277e6 94.75%);
  background: linear-gradient(
    271deg,
    color(display-p3 0.2706 0.8745 0.7725) -17.07%,
    color(display-p3 0.2706 0.4618 0.8745) 94.75%
  );
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Usage */

.usage {
  margin-top: 10rem;
}

.usage-cards {
  display: flex;
  gap: 32px;
  margin-bottom: 32px;
  justify-content: center;
  flex-wrap: nowrap;
  min-width: 0;
}
.usage-card {
  background: none;
  border-radius: 20px;
  box-shadow: none;
  width: 350px;
  max-width: 100%;
  text-align: left;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: stretch;
}
.usage-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 20px;
  margin-bottom: 0;
  display: block;
}
.usage-card h3 {
  margin: 18px 0 0 0;
  font-size: 1.75rem;
  font-weight: 400;
  /* font-weight: 700; */
  color: var(--text);
  padding-left: 4px;
}
.usage-card p {
  color: var(--text-light);
  font-size: 1rem;
  margin: 0 0 18px 0;
  padding-left: 4px;
}
@media (max-width: 1100px) {
  .usage-cards {
    gap: 16px;
    flex-wrap: wrap;
  }
  .usage-card {
    width: 100%;
    max-width: 350px;
  }
}
.usage-details {
  display: flex;
  gap: 32px;
  margin-top: 5rem;
}
.directions {
  display: flex;
  flex-direction: column;
  width: 50%;
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 4px 24px 0 rgba(30, 42, 80, 0.1);
  display: flex;
}

.directions,
.ingredients {
  padding: 2rem;
}

.directions-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}
.step {
  display: flex;
  align-items: center;
  position: relative;
  min-height: 80px;
}
.step-icon {
  z-index: 1;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  margin-right: 28px;
  position: relative;
}
.step-icon img {
  width: 48px;
  height: 48px;
  display: block;
}
.step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 23px;
  top: 48px;
  width: 2px;
  height: 100%;
  background: #e0e4ea;
  z-index: 0;
}
.step-text {
  font-size: 1.15rem;
  color: var(--text);
}
@media (max-width: 700px) {
  .directions,
  .ingredients {
    padding: 2rem;
    max-width: 100%;
  }
  .step-text {
    font-size: 1.05rem;
  }
  .step-icon {
    width: 36px;
    height: 36px;
    margin-right: 16px;
  }
  .step-icon img {
    width: 36px;
    height: 36px;
  }
  .step:not(:last-child)::after {
    left: 17px;
  }
  .ingredients-lists {
    flex-direction: column;
    gap: 1.5rem;
  }
  .ingredients-label {
    font-size: 1rem;
    padding: 0.25rem 0.75rem 0.25rem 0.5rem;
  }
  .ingredients-group ul li {
    font-size: 1.05rem;
  }
}

.ingredients ul {
  padding-left: 18px;
}
.active {
  color: var(--primary-dark);
}
.other {
  color: var(--text-light);
  font-weight: 600;
}
/* Ingredients Section (new, matches Directions) */
.ingredients {
  display: flex;
  flex-direction: column;
  width: 50%;
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 4px 24px 0 rgba(30, 42, 80, 0.1);
}

.ingredients-lists {
  display: flex;
  gap: 2.5rem;
  justify-content: flex-start;
}
.ingredients-group {
  flex: 1 1 0;
}
.ingredients-label {
  display: flex;
  align-items: center;
  font-size: 1.15rem;
  font-weight: 500;
  margin-bottom: 1rem;
  border-radius: 2rem;
  padding: 0.25rem 1.25rem 0.25rem 0.5rem;
  width: fit-content;
}
.ingredients-label.active {
  background: #e6fcfa;
  color: #00d6c9;
}
.ingredients-label.other {
  background: #f2f6fa;
  color: #6b7a90;
}
.ingredients-label .dot {
  display: inline-block;
  flex-shrink: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 0.75rem;
}
.ingredients-label .dot.active {
  background: #00d6c9;
}
.ingredients-label .dot.other {
  background: #6b7a90;
}
.ingredients-group ul {
  list-style: disc inside;
  margin: 0 0 0 0.5rem;
  padding: 0;
}
.ingredients-group ul li {
  color: #222;
  margin-bottom: 0.5rem;
}
/* Veterinary Professionals Section */
.vet-pro {
  max-width: 832px;
  background: #e6eaf0;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 32px 28px 32px;
  margin: 10rem auto;
  box-shadow: 0 4px 24px 0 rgba(30, 42, 80, 0.1);
  gap: 32px;
}
.vet-pro-left {
  display: flex;
  align-items: center;
  gap: 22px;
}
.plus-icon {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: #fff;
  border: 1.5px solid #e0e4ea;
  border-radius: 50%;
  box-sizing: border-box;
}
.plus-icon img {
  width: 24px;
  height: 24px;
  display: block;
}
.vet-pro-text {
  display: flex;
  flex-direction: column;
}
.vet-pro-title {
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 2px;
}
.vet-pro-desc {
  font-size: 1.2rem;
  color: var(--text-light);
}
.message-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #181c1f;
  color: #fff;
  padding: 0 36px 0 22px;
  height: 56px;
  border-radius: 12px;
  font-weight: 500;
  font-size: 1.15rem;
  box-shadow: 0 4px 24px 0 rgba(30, 42, 80, 0.1);
  transition: background 0.2s;
  border: none;
  text-decoration: none;
  cursor: pointer;
}
.message-btn:hover {
  background: #60758d;
  text-decoration: none;
}
.message-icon {
  width: 28px;
  height: 28px;
  display: block;
}

/* FAQ */

.faq-list {
  background: none;
  border-radius: 0;
  box-shadow: none;
  padding: 0;
  display: flex;
  flex-direction: column;
}
.faq-item {
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.faq-item:last-child {
  border-bottom: none;
}
.faq-item.active {
  background: #e6eaf0;
  border-radius: 0;
  position: relative;
  z-index: 1;
}
.faq-item.active + .faq-item.active {
  border-top: 1px solid var(--border-dark);
}
.faq-item.active .faq-answer {
  display: block;
}
.faq-item.active + .faq-item {
  border-top: 1px solid transparent;
}
.faq-item:not(.active) + .faq-item.active {
  border-bottom: 1px solid transparent;
}
.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  outline: none;
  font-size: 1.1rem;
  font-weight: 600;
  padding: 18px 24px;
  cursor: pointer;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: flex-start;
}

.faq-icon-left {
  position: relative;
  top: 2px;
}
.faq-icon-outline {
  fill: #c0cad9;
  transition: fill 0.2s;
  fill-opacity: 0;
}
.faq-icon-fill {
  fill: #c0cad9;
  transition: fill 0.2s;
}
.faq-item.active .faq-icon-outline,
.faq-item.active .faq-icon-fill {
  fill: var(--primary);
  fill-opacity: 1;
}
.faq-chevron {
  width: 24px;
  height: 24px;
  display: block;
  margin-left: auto;
  flex-shrink: 0;
}
.faq-question-text {
  flex: 1 1 auto;
  text-align: left;
}
.faq-answer {
  display: none;
  padding: 0 24px 18px 24px;
  color: var(--text-light);
  font-size: 1rem;
}

/* Footer */
.site-footer {
  margin: 0 auto;
  max-width: 1300px;
  color: var(--text-light);
  text-align: left;
  padding: 32px 32px 24px 32px;
  font-size: 0.95rem;
}
.site-footer a {
  color: var(--primary-dark);
  font-weight: 400;
}

/* Responsive Styles */
@media (max-width: 900px) {
  .hero-inner {
    flex-direction: column;
    gap: unset;
  }
  .hero-visual,
  .hero-image {
    min-width: 100%;
    min-height: unset;
  }

  .hero-headline,
  h1 {
    font-size: 2.4rem;
  }
  h2 {
    font-size: 2.4rem;
  }
  .hero,
  .features,
  .info,
  .usage-cards,
  .usage-details {
    flex-direction: column;
    align-items: stretch;
    gap: 24px;
  }
  .features {
    margin-top: 3rem;
  }
  .info-text,
  .info-img {
    width: 100%;
    flex-grow: 1;
  }
  .info-text {
    display: block;
  }
  .info .badge {
    position: unset;
  }
  .info-text {
    padding: 1rem 1rem 2rem 1rem;
  }
  .info-text p {
    font-size: 1.5rem;
    margin: 0;
  }
  .badge {
    font-size: 0.8rem;
    top: 1.25rem;
    left: 1.25rem;
  }
  .logo-nav {
    flex-direction: column;
    gap: 12px;
    padding: 0;
    align-items: flex-start;
  }
  nav {
    display: none;
  }
  .feature .icon img {
    height: 70px;
  }
  .feature h3 {
    font-size: 1.4rem;
  }
  .feature p {
    font-size: 1.05rem;
  }
  .usage-cards {
    flex-direction: column;
    align-items: center;
    gap: 18px;
  }
  .usage-card {
    width: 100%;
    max-width: 100%;
  }
  .usage-card img {
    height: 180px;
  }
  .usage-card h3 {
    font-size: 1.4rem;
  }
  .usage-card p {
    font-size: 0.95rem;
  }
  .directions,
  .ingredients {
    flex-grow: 1;
    width: unset;
  }
  .hero {
    padding: 32px 12px 12px 12px;
  }
  .features,
  .info,
  .usage {
    padding: 24px 12px;
  }
  .container-medium {
    padding: 0;
  }
  .faq-question {
    font-size: 1rem;
  }
  .vet-pro {
    flex-direction: column;
    text-align: center;
    gap: 24px;
  }
  .vet-pro-left {
    flex-direction: column;
    gap: 16px;
  }
  .vet-pro-title {
    font-size: 1.5rem;
  }
  .vet-pro-desc {
    font-size: 1.1rem;
  }
  .plus-icon {
    width: 40px;
    height: 40px;
  }
  .plus-icon img {
    width: 20px;
    height: 20px;
  }
  .btn-amazon,
  .message-btn {
    height: 48px;
    font-size: 1rem;
    padding: 0 28px 0 18px;
  }
  .btn-amazon img,
  .message-icon {
    width: 24px;
    height: 24px;
  }
}
@media (max-width: 600px) {
  .hero-product-img,
  .hero-image img {
    width: 100%;
  }
  .hero-headline,
  h1 {
    font-size: 1.9rem;
  }
  h2 {
    font-size: 1.9rem;
  }
  .feature .icon img {
    height: 60px;
  }
  .feature h3 {
    font-size: 1.25rem;
  }
  .feature p {
    font-size: 0.95rem;
  }
  .usage-card img {
    height: 140px;
  }
  .usage-card h3 {
    font-size: 1.25rem;
  }
  .usage-card p {
    font-size: 0.9rem;
  }
  .directions,
  .ingredients {
    width: unset;
  }
  .faq-question {
    font-size: 0.95rem;
    padding: 14px 18px;
  }
  .vet-pro {
    padding: 24px 20px;
    margin: 5rem auto;
  }
  .vet-pro-title {
    font-size: 1.35rem;
  }
  .vet-pro-desc {
    font-size: 1rem;
  }
  .plus-icon {
    width: 36px;
    height: 36px;
  }
  .plus-icon img {
    width: 18px;
    height: 18px;
  }
  .btn-amazon,
  .message-btn {
    height: 44px;
    font-size: 0.95rem;
    padding: 0 24px 0 16px;
  }
  .btn-amazon img,
  .message-icon {
    width: 22px;
    height: 22px;
  }
  .logo {
    height: 36px;
  }
  .site-header,
  .site-footer {
    padding: 16px 8px;
  }
  .hero,
  .features,
  .info,
  .usage,
  .faq {
    padding: 12px 4px;
  }
  .container-medium {
    padding: 0;
  }
  .info-tags {
    flex-direction: column;
    justify-content: flex-start;
    align-items: unset;
    gap: 4px;
    font-size: 1.35rem;
    padding: 2rem;
    border-radius: 18px;
  }
  .usage-cards {
    flex-direction: column;
    gap: 12px;
  }
  .usage-details {
    flex-direction: column;
    gap: 12px;
  }
  .usage {
    margin-top: 5rem;
  }
}