@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap");

:root {
  --color-primary: #0a2540;
  --color-primary-hover: #123b60;
  --color-text: #0a2540;
  --color-text-muted: #53677a;
  --color-background: #ffffff;
  --color-background-soft: #f7f9fc;
  --color-border: #dfe7ef;
  --color-border-strong: #c9d5e0;
  --color-white: #ffffff;
  --shadow-card: 0 18px 50px rgba(10, 37, 64, 0.08);
  --shadow-button: 0 10px 24px rgba(10, 37, 64, 0.18);
  --container-width: 1180px;
  --section-spacing: 100px;
  --transition: 180ms ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--color-text);
  background: var(--color-background);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

ul,
ol {
  margin: 0;
  padding: 0;
}

.container {
  width: min(100% - 48px, var(--container-width));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid rgba(223, 231, 239, 0.9);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
}

.site-header__logo {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-left: auto;
  margin-right: 36px;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 600;
}

.site-header__nav a {
  transition: color var(--transition);
}

.site-header__nav a:hover {
  color: var(--color-primary);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1;
  transition:
    background-color var(--transition),
    border-color var(--transition),
    color var(--transition),
    box-shadow var(--transition),
    transform var(--transition);
}

.button:hover {
  transform: translateY(-1px);
}

.button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(10, 37, 64, 0.22);
  outline-offset: 3px;
}

.button--primary {
  color: var(--color-white);
  background: var(--color-primary);
  box-shadow: var(--shadow-button);
}

.button--primary:hover {
  background: var(--color-primary-hover);
  box-shadow: 0 14px 30px rgba(10, 37, 64, 0.22);
}

.button--secondary {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: transparent;
}

.button--secondary:hover {
  color: var(--color-white);
  background: var(--color-primary);
}

.button--text {
  color: var(--color-primary);
  border-color: transparent;
  background: transparent;
  box-shadow: none;
}

.button--text:hover {
  background: rgba(10, 37, 64, 0.06);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 128px 0 132px;
  text-align: center;
  background:
    radial-gradient(circle at 15% 10%, rgba(10, 37, 64, 0.06), transparent 34%),
    linear-gradient(180deg, var(--color-background) 0%, var(--color-background-soft) 100%);
}

.hero::after {
  position: absolute;
  right: -180px;
  bottom: -240px;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(10, 37, 64, 0.07);
  border-radius: 50%;
  content: "";
}

.hero__inner {
  position: relative;
  z-index: 1;
}

.hero__eyebrow,
.section-heading__eyebrow {
  margin: 0 0 16px;
  color: var(--color-text-muted);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero__title {
  max-width: 920px;
  margin: 0 auto;
  font-size: clamp(2.6rem, 5.7vw, 4.75rem);
  font-weight: 700;
  letter-spacing: -0.055em;
  line-height: 1.06;
}

.hero__description {
  max-width: 680px;
  margin: 28px auto 0;
  color: var(--color-text-muted);
  font-size: clamp(1.05rem, 1.6vw, 1.22rem);
  line-height: 1.75;
}

.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 38px;
}

.hero__cta {
  min-height: 54px;
  padding-inline: 30px;
}

.products,
.oem-process {
  padding: var(--section-spacing) 0;
}

.products {
  background: var(--color-background);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 48px;
}

.section-heading__title {
  margin: 0;
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 650;
  letter-spacing: -0.045em;
  line-height: 1.18;
}

.section-heading__description {
  max-width: 660px;
  margin: 22px 0 0;
  color: var(--color-text-muted);
  font-size: 1.02rem;
}

.products__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 30px;
}

.product-card {
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-white);
  transition:
    border-color var(--transition),
    box-shadow var(--transition),
    transform var(--transition);
}

.product-card:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-card);
  transform: translateY(-4px);
}

.product-card__media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background:
    radial-gradient(circle at 68% 35%, rgba(255, 255, 255, 0.92) 0 14%, transparent 15%),
    linear-gradient(135deg, #eef3f8 0%, #dce8f1 100%);
}

.product-card__media::before,
.product-card__media::after {
  position: absolute;
  border: 1px solid rgba(10, 37, 64, 0.09);
  border-radius: 50%;
  content: "";
}

.product-card__media::before {
  top: -50px;
  right: -20px;
  width: 220px;
  height: 220px;
}

.product-card__media::after {
  bottom: -90px;
  left: 7%;
  width: 260px;
  height: 260px;
}

.product-card:nth-child(2) .product-card__media {
  background:
    radial-gradient(circle at 30% 70%, rgba(255, 255, 255, 0.94) 0 16%, transparent 17%),
    linear-gradient(135deg, #e8f0f6 0%, #f5f8fb 100%);
}

.product-card__content {
  padding: 34px 34px 38px;
}

.product-card__label {
  margin: 0 0 10px;
  color: var(--color-text-muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.product-card__title {
  margin: 0 0 12px;
  font-size: 1.45rem;
  font-weight: 650;
  letter-spacing: -0.025em;
  line-height: 1.3;
}

.product-card__description {
  margin: 0;
  color: var(--color-text-muted);
}

.product-card__features {
  display: grid;
  gap: 9px;
  margin-top: 24px;
  padding-top: 22px;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.9rem;
  list-style: none;
}

.product-card__features li {
  position: relative;
  padding-left: 20px;
}

.product-card__features li::before {
  position: absolute;
  top: 0.63em;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-primary);
  content: "";
}

.services {
  padding: var(--section-spacing) 0;
  background: var(--color-background-soft);
}

.services__heading {
  margin-inline: auto;
  text-align: center;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.service-card {
  padding: 30px 26px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: var(--color-white);
}

.service-card__number {
  display: block;
  margin-bottom: 38px;
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.service-card__title {
  margin: 0;
  font-size: 1.08rem;
  letter-spacing: -0.02em;
  line-height: 1.4;
}

.service-card__description {
  margin: 14px 0 0;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.partner {
  padding: var(--section-spacing) 0;
  color: var(--color-white);
  background: var(--color-primary);
}

.partner__inner {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  align-items: start;
  gap: 80px;
}

.partner .section-heading__eyebrow,
.partner__description,
.partner__note,
.partner-stat dd {
  color: rgba(255, 255, 255, 0.72);
}

.partner__description {
  margin: 26px 0 0;
  font-size: 1.04rem;
}

.partner__note {
  margin: 24px 0 0;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 0.86rem;
}

.partner__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.18);
}

.partner-stat {
  min-height: 170px;
  padding: 28px;
  background: var(--color-primary);
}

.partner-stat dt {
  font-size: clamp(1.7rem, 3vw, 2.55rem);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1.1;
}

.partner-stat dd {
  margin: 14px 0 0;
  font-size: 0.85rem;
  line-height: 1.5;
}

.oem-process {
  background: var(--color-background-soft);
}

.oem-process__heading {
  margin-inline: auto;
  text-align: center;
}

.oem-process__steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  list-style: none;
  counter-reset: process;
}

.process-step {
  position: relative;
  min-height: 190px;
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: var(--color-white);
}

.process-step:not(:last-child)::after {
  position: absolute;
  z-index: 2;
  top: 50%;
  right: -25px;
  width: 30px;
  height: 1px;
  background: var(--color-border-strong);
  content: "";
}

.process-step__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  color: var(--color-white);
  background: var(--color-primary);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.process-step__title {
  max-width: 240px;
  margin: 30px 0 0;
  font-size: 1.15rem;
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.45;
}

.trust {
  padding: 42px 0;
  color: var(--color-white);
  background: var(--color-primary);
}

.trust__list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px 72px;
  list-style: none;
}

.trust-badge {
  position: relative;
  padding-left: 28px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.trust-badge::before {
  position: absolute;
  top: 0.32em;
  left: 0;
  width: 14px;
  height: 8px;
  border-bottom: 2px solid var(--color-white);
  border-left: 2px solid var(--color-white);
  content: "";
  transform: rotate(-45deg);
}

.about,
.inquiry {
  padding: var(--section-spacing) 0;
}

.about {
  background: var(--color-white);
}

.about__inner {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 90px;
}

.about__content {
  color: var(--color-text-muted);
  font-size: 1.02rem;
}

.about__content p {
  margin: 0;
}

.about__content p + p {
  margin-top: 22px;
}

.inquiry {
  background: var(--color-background-soft);
}

.inquiry__inner {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  align-items: start;
  gap: 74px;
}

.inquiry__intro > p:not(.section-heading__eyebrow) {
  margin: 24px 0 0;
  color: var(--color-text-muted);
}

.inquiry__contact-list {
  display: grid;
  gap: 18px;
  margin-top: 36px;
  list-style: none;
}

.inquiry__contact-list li {
  display: grid;
  gap: 2px;
}

.inquiry__contact-list span {
  color: var(--color-text-muted);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.inquiry__contact-list a {
  width: fit-content;
  font-weight: 600;
}

.inquiry-form {
  padding: 38px;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-white);
  box-shadow: var(--shadow-card);
}

.form-honeypot {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.form-field {
  display: grid;
  gap: 8px;
}

.form-field--full {
  grid-column: 1 / -1;
}

.form-field label {
  font-size: 0.83rem;
  font-weight: 650;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  border: 1px solid var(--color-border-strong);
  border-radius: 6px;
  color: var(--color-text);
  background: var(--color-white);
  font: inherit;
  transition:
    border-color var(--transition),
    box-shadow var(--transition);
}

.form-field input,
.form-field select {
  min-height: 48px;
  padding: 10px 12px;
}

.form-field textarea {
  min-height: 148px;
  padding: 12px;
  resize: vertical;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(10, 37, 64, 0.1);
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: #8292a1;
}

.inquiry-form__privacy {
  margin: 22px 0 0;
  color: var(--color-text-muted);
  font-size: 0.76rem;
}

.inquiry-form__submit {
  margin-top: 22px;
  cursor: pointer;
}

.site-footer {
  padding: 66px 0 34px;
  background: var(--color-white);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 36px 48px;
}

.site-footer__brand {
  margin: 0 0 8px;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.035em;
}

.site-footer__legal-name,
.site-footer__company-type,
.site-footer__copyright {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.88rem;
}

.site-footer__company-type {
  margin-top: 4px;
}

.site-footer__contact {
  display: grid;
  justify-items: end;
  gap: 10px;
  margin: 0;
  font-style: normal;
  font-weight: 600;
}

.site-footer__contact a {
  border-bottom: 1px solid var(--color-border-strong);
  transition: border-color var(--transition);
}

.site-footer__contact a:hover {
  border-color: var(--color-primary);
}

.site-footer__copyright {
  grid-column: 1 / -1;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
}

.whatsapp-button {
  position: fixed;
  z-index: 1000;
  right: 30px;
  bottom: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  color: var(--color-white);
  background: #25d366;
  box-shadow: 0 10px 28px rgba(10, 37, 64, 0.22);
  transition:
    transform var(--transition),
    box-shadow var(--transition),
    background-color var(--transition);
}

.whatsapp-button:hover {
  background: #20bd5a;
  box-shadow: 0 14px 32px rgba(10, 37, 64, 0.28);
  transform: scale(1.1);
}

.whatsapp-button:focus-visible {
  outline: 3px solid rgba(37, 211, 102, 0.32);
  outline-offset: 4px;
}

.whatsapp-button__icon {
  width: 31px;
  height: 31px;
  fill: currentColor;
}

@media (max-width: 980px) {
  .services__grid,
  .oem-process__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-step:not(:last-child)::after {
    display: none;
  }

  .partner__inner,
  .about__inner,
  .inquiry__inner {
    gap: 48px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-spacing: 76px;
  }

  .container {
    width: min(100% - 36px, var(--container-width));
  }

  .site-header__inner {
    min-height: 68px;
  }

  .site-header__nav {
    display: none;
  }

  .site-header__contact {
    min-height: 42px;
    padding: 10px 16px;
    font-size: 0.88rem;
  }

  .hero {
    padding: 92px 0 96px;
  }

  .hero__title {
    font-size: clamp(2.35rem, 11vw, 3.6rem);
  }

  .hero__description {
    margin-top: 22px;
    font-size: 1rem;
  }

  .hero__actions {
    flex-direction: column;
    margin-top: 32px;
  }

  .hero__cta,
  .hero__actions .button--text {
    width: 100%;
    max-width: 320px;
  }

  .section-heading {
    margin-bottom: 34px;
  }

  .products__grid,
  .services__grid,
  .oem-process__steps {
    grid-template-columns: 1fr;
  }

  .products__grid {
    gap: 22px;
  }

  .product-card__content {
    padding: 28px 26px 30px;
  }

  .oem-process__steps {
    gap: 16px;
  }

  .partner__inner,
  .about__inner,
  .inquiry__inner {
    grid-template-columns: 1fr;
    gap: 42px;
  }

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

  .partner-stat {
    min-height: auto;
  }

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

  .form-field--full {
    grid-column: auto;
  }

  .inquiry-form {
    padding: 28px 24px;
  }

  .process-step {
    min-height: auto;
    padding: 28px;
  }

  .process-step:not(:last-child)::after {
    display: none;
  }

  .process-step__title {
    margin-top: 22px;
  }

  .trust__list {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    width: fit-content;
    margin-inline: auto;
  }

  .site-footer__inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .site-footer__copyright {
    grid-column: auto;
    margin-top: 8px;
  }

  .site-footer__contact {
    justify-items: start;
  }
}

@media (max-width: 420px) {
  .container {
    width: min(100% - 28px, var(--container-width));
  }

  .hero {
    padding-block: 78px 82px;
  }

  .hero__title {
    font-size: 2.25rem;
  }

  .section-heading__title {
    font-size: 1.85rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}