@font-face {
  font-family: "Nunito";
  src: url(../fonts/Nunito-VariableFont_wght.ttf);
  font-display: swap;
}

:root {
  --accent: #E53E3E;
  --footer-bg: #111111;
  --dark-text: #1e1e2a;
  --light-bg: #f9f9fc;
  --border-light: #eaeef2;
}
html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Nunito', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  background-color: #fff;
  color: #2c2f3a;
  padding-top: 76px;
  /* for sticky header */
}
.swiper-slide img {
  display: block;
  margin: 0 auto;
}
/* Sticky Header */
.navbar {
  background-color: var(--footer-bg);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  padding: 0.9rem 0;
}

.navbar-brand img {
  width: 200px;
}

.header-notice {
  font-size: 0.8rem;
  color: #6c757d;
  border-bottom: 1px solid var(--border-light);
  padding: 6px 0;
  background: #fdfdfd;
}

.accent-btn {
  background-color: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 500;
  padding: 0.75rem 2rem;
  border-radius: 60px;
  transition: 0.2s;
}

.accent-btn:hover,
.accent-btn:focus {
  background-color: #c53030;
  border-color: #c53030;
  color: #fff;
}

.accent-text {
  color: var(--accent);
}

.accent-border {
  border-bottom: 3px solid var(--accent);
}

/* product slider thumbs */
.swiper-thumbs .swiper-slide {
  opacity: 0.5;
  border-radius: 12px;
  overflow: hidden;
  cursor: poNunito;
  border: 2px solid transparent;
  transition: all 0.15s;
}

.swiper-thumbs .swiper-slide-thumb-active {
  opacity: 1;
  border-color: var(--accent);
}

.main-swiper {
  border-radius: 20px;
  overflow: hidden;
  background: #f4f4f8;
  margin-bottom: 16px;
}

.price-old {
  text-decoration: line-through;
  color: #8f96a3;
  margin-left: 12px;
  font-size: 1.4rem;
}

.price-new {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--dark-text);
}

.feature-icon {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 18px;
}

.feature-icon img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

/* Tabs */
.nav-tabs .nav-link {
  color: #495057;
  font-weight: 500;
  border: none;
  padding: 0.8rem 1.5rem;
  background: transparent;
}

.nav-tabs .nav-link.active {
  color: var(--accent);
  background: transparent;
  border-bottom: 3px solid var(--accent);
  font-weight: 600;
}

.tab-content {
  padding: 2rem 0 1rem;
}

/* Footer */
.footer {
  background-color: #fafbfc;
  color: var(--dark-text);
  margin-top: 4rem;
  padding: 3rem 0 2rem;
}

.footer a {
  color: var(--dark-text);
  text-decoration: none;
  transition: 0.3s;
}

.footer a:hover {
  color: var(--accent);
}

.footer h6 {
  color: var(--dark-text);
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 1.2rem;
}

.footer-logo {
  max-height: 32px;
  margin-bottom: 1.5rem;
}

.social-icons img {
  width: 32px;
  margin-right: 12px;
}

.badge-feature {
  background: #fff;
  padding: 24px 20px;
  border-radius: 24px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.03);
  height: 100%;
  border: 1px solid #f0f2f5;
}

/* You may also like cards */
.card-product {
  border: none;
  border-radius: 24px;
  transition: transform 0.15s;
  background: #fff;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.02);
  border: 1px solid #f1f3f6;
}

.card-product:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 30px rgba(0, 0, 0, 0.05);
}

.card-product img {
  border-radius: 24px 24px 0 0;
}

.btn-outline-accent {
  border: 1.5px solid var(--accent);
  color: var(--accent);
  border-radius: 40px;
  padding: 0.45rem 1.5rem;
}

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

.footer small {
  color: #9a9fb0;
}

hr {
  opacity: 0.2;
}
.btn-group {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin-top: 30px;
  row-gap: 16px;
}
.btn-group a {
  margin: 0 !important;
  border-radius: 60px !important;
}
/* Quantity selector */
.quantity-selector {
  display: flex;
  align-items: center;
  gap: 0;
  max-width: 140px;
}

.quantity-btn {
  width: 44px;
  height: 48px;
  background: #f5f7fa;
  border: 1px solid #dee2e6;
  color: #2c2f3a;
  font-size: 1.5rem;
  font-weight: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: poNunito;
  user-select: none;
  transition: all 0.15s;
}

.quantity-btn:hover {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.quantity-btn:first-of-type {
  border-radius: 12px 0 0 12px;
}

.quantity-btn:last-of-type {
  border-radius: 0 12px 12px 0;
}

.quantity-input {
  width: 60px;
  height: 48px;
  border: 1px solid #dee2e6;
  border-left: none;
  border-right: none;
  text-align: center;
  font-size: 1.2rem;
  font-weight: 600;
  background: white;
  -moz-appearance: textfield;
}

.quantity-input::-webkit-outer-spin-button,
.quantity-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.quantity-input:focus {
  outline: none;
  border-color: var(--accent);
}
.tab-pane img {
  margin-bottom: 16px;
}
@media screen and (max-width: 991.98px) {
  .hero .row {
    padding-top: 30px;
    row-gap: 20px;
    flex-direction: column-reverse;
  }
  .hero-feature {
    flex-direction: row !important;
    flex-wrap: wrap;
    margin-top: 0 !important;
    padding: 0 !important;
  }
}
@media screen and (max-width: 575.98px) {
  .navbar a.btn {
    display: none;
  }
  .navbar-brand {
    display: flex;
    justify-content: center;
    width: 100%;
    margin-right: 0 !important;
  }
    .navbar-brand img {
      width: 150px;
    }
}
.thanks {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 80vh;
  padding: 200px 0 150px;
}
.thanks .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  row-gap: 10px;
}
.thanks img {
  width: 100px;
  height: auto;
  margin-bottom: 10px;
}
.thanks p {
  text-align: center;
  font-size: 18px;
}
.thanks p.thanks-text {
  font-weight: 700;
  color: var(--accent);
}
.docs {
  word-break: break-word;
  padding: 50px 0;
}
.docs h1 {
  text-align: center;
  margin-bottom: 20px;
  font-weight: 700;
}
.docs h2 {
  margin-bottom: 10px;
  font-size: 32px;
}
.docs h3 {
  margin-bottom: 10px;
  font-size: 26px;
}
.docs li,
.docs p {
  color: inherit;
  line-height: 1.929;
}
.docs a {
  text-decoration: none !important;
  color: var(--accent);
  transition: 0.3s;
}
.docs a:hover {
  color: var(--dark-text);
}