/* ============================================================
   Shanxi Afei Trading Co., Ltd — Compiled Stylesheet
   Compiled from scss/main.scss (no build step required)
   Theme: Deep Blue-Gray #1A3440 x Warm Gold #C9A96E
   ============================================================ */

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #2C3A45;
  background: #F7F8FA;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

::selection {
  background: #C9A96E;
  color: #1A3440;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.02em;
  line-height: 1;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.btn--gold {
  background: #C9A96E;
  color: #1A3440;
}

.btn--gold:hover {
  background: #B8965A;
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(26, 52, 64, 0.1);
}

.btn--ghost {
  border: 1.5px solid rgba(255, 255, 255, 0.65);
  color: #FFFFFF;
}

.btn--ghost:hover {
  background: #FFFFFF;
  color: #1A3440;
  transform: translateY(-2px);
}

.btn--sm {
  padding: 10px 22px;
  font-size: 14px;
}

/* ---------- Section Headings ---------- */
.section {
  padding: 112px 0;
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 64px;
}

.section-head__eyebrow {
  display: inline-block;
  padding: 7px 18px;
  border: 1px solid rgba(201, 169, 110, 0.6);
  border-radius: 999px;
  color: #C9A96E;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 20px;
  background: rgba(201, 169, 110, 0.16);
}

.section-head__title {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: #FFFFFF;
  line-height: 1.15;
  margin-bottom: 16px;
}

.section-head__subtitle {
  font-size: 17px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.66);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: #1A3440;
}

.hero__bg {
  position: absolute;
  inset: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: heroZoom 22s ease-in-out infinite alternate;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(100deg, rgba(26, 52, 64, 0.94) 0%, rgba(26, 52, 64, 0.72) 48%, rgba(26, 52, 64, 0.35) 100%),
    linear-gradient(180deg, rgba(26, 52, 64, 0.45) 0%, transparent 30%, transparent 70%, rgba(26, 52, 64, 0.75) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-bottom: 72px;
}

.hero__badge {
  display: inline-block;
  padding: 9px 20px;
  border: 1px solid rgba(201, 169, 110, 0.65);
  border-radius: 999px;
  color: #C9A96E;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 26px;
  background: rgba(26, 52, 64, 0.35);
  backdrop-filter: blur(4px);
  animation: fadeUp 0.9s ease both;
  animation-delay: 0.15s;
}

.hero__title {
  font-size: clamp(38px, 5.6vw, 68px);
  font-weight: 800;
  letter-spacing: -0.015em;
  line-height: 1.06;
  color: #FFFFFF;
  max-width: 780px;
  margin-bottom: 18px;
  animation: fadeUp 0.9s ease both;
  animation-delay: 0.3s;
}

.hero__slogan {
  font-size: clamp(20px, 2.4vw, 27px);
  font-weight: 600;
  font-style: italic;
  color: #C9A96E;
  letter-spacing: 0.01em;
  margin-bottom: 22px;
  animation: fadeUp 0.9s ease both;
  animation-delay: 0.45s;
}

.hero__desc {
  font-size: 17px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
  max-width: 660px;
  margin-bottom: 38px;
  animation: fadeUp 0.9s ease both;
  animation-delay: 0.6s;
}

.hero__actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
  animation: fadeUp 0.9s ease both;
  animation-delay: 0.75s;
}

.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  color: rgba(255, 255, 255, 0.75);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  transition: color 0.3s ease;
}

.hero__scroll:hover {
  color: #C9A96E;
}

.hero__scroll svg {
  width: 22px;
  height: 22px;
  animation: bounceDown 2s ease-in-out infinite;
}

/* ---------- Business Cards ---------- */
.business {
  background: #1A3440;
}

.business__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  padding: 34px 30px;
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 26px 60px rgba(0, 0, 0, 0.35);
  border-color: rgba(201, 169, 110, 0.55);
}

.card__icon {
  display: flex;
  flex-direction: row;
  gap: 0;
  align-items: center;
  justify-content: center;
  width: 62px;
  height: 62px;
  border-radius: 16px;
  background: rgba(201, 169, 110, 0.16);
  color: #C9A96E;
  margin-bottom: 22px;
  transition: background 0.35s ease, color 0.35s ease, transform 0.35s ease;
}

.card__icon svg {
  width: 32px;
  height: 32px;
}

.card:hover .card__icon {
  background: #C9A96E;
  color: #FFFFFF;
  transform: rotate(-4deg) scale(1.05);
}

.card__title {
  font-size: 19px;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.35;
  margin-bottom: 12px;
}

.card__desc {
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.64);
}

/* ---------- About ---------- */
.about {
  position: relative;
  background: #1A3440;
  overflow: hidden;
}

.about__bg-shape {
  position: absolute;
  top: -180px;
  right: -160px;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle at center, rgba(201, 169, 110, 0.1), rgba(201, 169, 110, 0));
  pointer-events: none;
}

.about__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 84px;
}

.about__content .section-head__eyebrow {
  margin-bottom: 18px;
}

.about__content .section-head__title {
  margin-bottom: 24px;
}

.about__text {
  font-size: 16px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.72);
  margin-bottom: 18px;
}

.about__media {
  position: relative;
  align-self: center;
}

.about__image-frame {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.35);
}

.about__image-frame::before {
  content: "";
  position: absolute;
  top: 18px;
  left: 18px;
  right: -18px;
  bottom: -18px;
  border: 2px solid #C9A96E;
  border-radius: 20px;
  z-index: -1;
}

.about__image-frame img {
  width: 100%;
  height: 460px;
  object-fit: cover;
  border-radius: 20px;
}

.about__badge-card {
  position: absolute;
  left: -28px;
  bottom: 34px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 20px 26px;
  border-radius: 16px;
  background: #FFFFFF;
  color: #1A3440;
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.35);
}

.about__badge-card::after {
  content: "";
  position: absolute;
  left: 14px;
  top: -8px;
  width: 16px;
  height: 16px;
  background: #C9A96E;
  transform: rotate(45deg);
}

.about__badge-value {
  font-size: 34px;
  font-weight: 800;
  color: #B8965A;
  line-height: 1;
}

.about__badge-label {
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: rgba(26, 52, 64, 0.72);
}

/* ---------- Stats ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  padding: 44px 20px;
  text-align: center;
}

.stats__item {
  position: relative;
  padding: 0 16px;
}

.stats__value {
  display: block;
  font-size: clamp(34px, 4vw, 46px);
  font-weight: 800;
  line-height: 1;
  color: #C9A96E;
  margin-bottom: 10px;
}

.stats__label {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.62);
}

.stats__divider {
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  width: 1px;
  height: 52px;
  background: rgba(255, 255, 255, 0.18);
}

/* ---------- Contact ---------- */
.contact {
  background: #1A3440;
}

.contact__grid {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 44px;
  align-items: stretch;
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.contact__panel {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  padding: 30px;
  overflow: hidden;
}

.contact__tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  padding-bottom: 14px;
}

.contact__tab {
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.62);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid transparent;
  transition: all 0.3s ease;
}

.contact__tab:hover {
  color: #FFFFFF;
}

.contact__tab.is-active {
  background: #C9A96E;
  color: #1A3440;
  border-color: #C9A96E;
}

.info-card {
  display: flex;
  flex-direction: row;
  gap: 18px;
  align-items: flex-start;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 24px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.info-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.3);
}

.info-card__icon {
  display: flex;
  flex-direction: row;
  gap: 0;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  border-radius: 13px;
  background: rgba(201, 169, 110, 0.16);
  color: #C9A96E;
  flex-shrink: 0;
}

.info-card__icon svg {
  width: 24px;
  height: 24px;
}

.info-card__title {
  font-size: 15px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 6px;
  letter-spacing: 0.02em;
}

.info-card__text {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.64);
}

.info-card__link {
  font-size: 15px;
  font-weight: 600;
  color: #C9A96E;
  transition: color 0.3s ease;
}

.info-card__link:hover {
  color: #FFFFFF;
}

/* ---------- Form ---------- */
.form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form__field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.form__label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: rgba(255, 255, 255, 0.85);
}

.form__input {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid rgba(255, 255, 255, 0.16);
  border-radius: 10px;
  font-family: inherit;
  font-size: 14.5px;
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.07);
  transition: border-color 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}

.form__input::placeholder {
  color: rgba(255, 255, 255, 0.42);
}

.form__input:focus {
  outline: none;
  border-color: #C9A96E;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 0 4px rgba(201, 169, 110, 0.16);
}

.form__input--area {
  resize: vertical;
  min-height: 96px;
}

.form__submit {
  align-self: flex-start;
  margin-top: 4px;
}

.form__success {
  margin-top: 4px;
  padding: 13px 16px;
  border-radius: 10px;
  background: rgba(201, 169, 110, 0.16);
  border: 1px solid rgba(201, 169, 110, 0.55);
  color: #C9A96E;
  font-size: 14px;
  line-height: 1.6;
  font-weight: 500;
  animation: fadeUp 0.5s ease both;
}

/* ---------- Map ---------- */
.map__frame {
  width: 100%;
  height: 380px;
  border: none;
  border-radius: 14px;
  filter: saturate(0.85) contrast(1.02);
}

.map__caption {
  margin-top: 14px;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.02em;
}

/* ---------- Footer ---------- */
.footer {
  background: #1A3440;
  color: rgba(255, 255, 255, 0.68);
  padding: 72px 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 56px;
  padding-bottom: 56px;
}

.footer__desc {
  font-size: 14.5px;
  line-height: 1.8;
  max-width: 380px;
}

.footer__heading {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #FFFFFF;
  margin-bottom: 22px;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 14.5px;
}

.footer__links a {
  transition: color 0.3s ease;
}

.footer__links a:hover {
  color: #C9A96E;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 26px 28px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.42);
}

.footer__mini {
  color: #C9A96E;
  font-weight: 600;
  font-style: italic;
  letter-spacing: 0.04em;
}

/* ---------- Scroll Reveal ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- Keyframes ---------- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(26px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounceDown {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(8px);
  }
}

@keyframes heroZoom {
  from {
    transform: scale(1.02);
  }
  to {
    transform: scale(1.12);
  }
}

/* ============================================================
   Responsive
   ============================================================ */

/* ---------- ≤ 992px ---------- */
@media (max-width: 992px) {
  .business__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about__grid {
    grid-template-columns: 1fr;
    gap: 72px;
  }

  .about__image-frame img {
    height: 400px;
  }

  .about__badge-card {
    left: 16px;
  }

  .contact__grid {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 44px;
  }
}

/* ---------- ≤ 768px ---------- */
@media (max-width: 768px) {
  .section {
    padding: 84px 0;
  }

  .container {
    padding: 0 20px;
  }

  .section-head {
    margin-bottom: 44px;
  }

  .hero__content {
    text-align: center;
  }

  .hero__badge {
    margin-bottom: 20px;
  }

  .hero__title {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__desc {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__actions {
    justify-content: center;
    flex-wrap: wrap;
  }

  .business__grid {
    grid-template-columns: 1fr;
    max-width: 560px;
    margin: 0 auto;
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 40px;
    padding: 40px 12px;
  }

  .stats__divider {
    display: none;
  }

  .stats__item:nth-child(1) .stats__divider,
  .stats__item:nth-child(2) .stats__divider {
    display: block;
    top: auto;
    bottom: -20px;
    left: 50%;
    right: auto;
    transform: translateX(-50%);
    width: 64px;
    height: 1px;
  }

  .form__row {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ---------- ≤ 576px ---------- */
@media (max-width: 576px) {
  .contact__panel {
    padding: 22px;
  }

  .contact__tabs {
    flex-direction: column;
  }

  .about__badge-card {
    padding: 14px 20px;
  }

  .about__badge-value {
    font-size: 26px;
  }

  .about__image-frame img {
    height: 320px;
  }

  .map__frame {
    height: 300px;
  }
}