:root {
  --acid: #35d64a;
  --acid-2: #baff48;
  --deep: #061512;
  --deep-2: #0b2723;
  --water: #0d4654;
  --sand: #f4f1df;
  --paper: #f8faf2;
  --ink: #101917;
  --muted: #65736e;
  --line: rgba(16, 25, 23, 0.12);
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

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

  *,
  *::before,
  *::after {
    transition: none !important;
  }
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Barlow", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  overflow-x: hidden;
}

img {
  max-width: 100%;
}

h1,
h2,
h3,
.brand-name,
.hero-stats strong,
.data-list strong {
  font-family: "Barlow Condensed", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  letter-spacing: 0;
}

a {
  color: inherit;
}

.navbar-air {
  min-height: 72px;
  background: rgba(248, 250, 242, 0.88);
  border-bottom: 1px solid rgba(6, 21, 18, 0.08);
  box-shadow: 0 18px 45px rgba(6, 21, 18, 0.08);
  backdrop-filter: blur(18px);
}

.brand-logo {
  border-radius: 10px;
  box-shadow: 0 10px 26px rgba(53, 214, 74, 0.28);
}

.brand-name {
  color: var(--deep);
  font-size: 1.35rem;
  font-weight: 800;
}

.navbar-air .nav-link {
  color: #273733;
  font-weight: 700;
}

.navbar-air .nav-link:hover,
.navbar-air .nav-link:focus {
  color: #149a34;
}

.navbar-air .navbar-toggler {
  box-shadow: none;
}

.btn {
  border-radius: 999px;
}

.btn-brand {
  --bs-btn-color: #061512;
  --bs-btn-bg: var(--acid);
  --bs-btn-border-color: var(--acid);
  --bs-btn-hover-color: #061512;
  --bs-btn-hover-bg: var(--acid-2);
  --bs-btn-hover-border-color: var(--acid-2);
  --bs-btn-active-color: #061512;
  --bs-btn-active-bg: #28bd3b;
  --bs-btn-active-border-color: #28bd3b;
  --bs-btn-focus-shadow-rgb: 53, 214, 74;
  font-weight: 800;
}

.btn-ghost {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.08);
  font-weight: 800;
}

.btn-ghost:hover,
.btn-ghost:focus {
  color: var(--deep);
  border-color: rgba(255, 255, 255, 0.86);
  background: #fff;
}

.hero-pro {
  position: relative;
  min-height: 100vh;
  color: #fff;
  background:
    radial-gradient(circle at 74% 18%, rgba(53, 214, 74, 0.22), transparent 31%),
    linear-gradient(105deg, rgba(6, 21, 18, 0.98) 0%, rgba(6, 21, 18, 0.95) 47%, rgba(13, 70, 84, 0.68) 100%),
    url("../images/art-topography.svg") center / cover no-repeat,
    var(--deep);
  isolation: isolate;
  overflow: hidden;
}

.hero-pro::before {
  position: absolute;
  inset: 0;
  z-index: -2;
  content: "";
  background:
    linear-gradient(90deg, rgba(6, 21, 18, 0.18), rgba(6, 21, 18, 0.58)),
    url("../images/poster.jpg") right center / auto 100% no-repeat;
  opacity: 0.5;
  mix-blend-mode: screen;
}

.hero-pro::after {
  position: absolute;
  inset: auto 0 0;
  height: 190px;
  content: "";
  background: linear-gradient(180deg, rgba(248, 250, 242, 0) 0%, var(--paper) 100%);
  pointer-events: none;
}

.hero-watermark {
  position: absolute;
  right: -2vw;
  bottom: 3vh;
  z-index: -1;
  color: rgba(255, 255, 255, 0.045);
  font-family: "Barlow Condensed", sans-serif;
  font-size: clamp(7rem, 18vw, 18rem);
  font-weight: 800;
  line-height: 0.8;
  white-space: nowrap;
}

.hero-lure {
  position: absolute;
  top: 130px;
  right: 4vw;
  width: min(30vw, 390px);
  opacity: 0.72;
  transform: rotate(-6deg);
}

.hero-container {
  position: relative;
  z-index: 1;
  padding-top: 8.6rem;
  padding-bottom: 5.4rem;
}

.eyebrow {
  color: var(--acid);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow.dark {
  color: #128a36;
}

.hero-title {
  max-width: 620px;
  font-size: clamp(2.45rem, 4.9vw, 5.15rem);
  font-weight: 800;
  line-height: 1.02;
}

.brand-hero-title {
  font-size: clamp(3rem, 6vw, 5.8rem);
  line-height: 0.98;
}

.hero-subtitle {
  max-width: 610px;
  color: #fff;
  font-size: clamp(1.12rem, 1.8vw, 1.38rem);
  font-weight: 800;
  line-height: 1.55;
}

.hero-copy {
  max-width: 610px;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(1rem, 1.45vw, 1.13rem);
  line-height: 1.75;
}

.hero-stats {
  display: grid;
  max-width: 560px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.hero-stats div {
  padding: 0.9rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
}

.hero-stats strong,
.hero-stats span {
  display: block;
}

.hero-stats strong {
  color: #fff;
  font-size: clamp(1.35rem, 2.6vw, 2.05rem);
  line-height: 1;
}

.hero-stats span {
  margin-top: 0.4rem;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.92rem;
}

.hero-device-wrap {
  position: relative;
  min-height: 610px;
}

.phone {
  position: relative;
  overflow: hidden;
  border: 11px solid #0b0f0e;
  border-radius: 38px;
  background: #0b0f0e;
  box-shadow: 0 35px 90px rgba(0, 0, 0, 0.36);
}

.phone::after {
  position: absolute;
  inset: 0;
  content: "";
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 27px;
  pointer-events: none;
}

.phone img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  border-radius: 27px;
}

.phone-notch {
  position: absolute;
  top: 10px;
  left: 50%;
  z-index: 2;
  width: 82px;
  height: 18px;
  border-radius: 999px;
  background: #070908;
  transform: translateX(-50%);
}

.phone-main {
  width: min(66vw, 300px);
  height: 610px;
  margin-left: auto;
  transform: rotate(3deg);
}

.route-card {
  position: absolute;
  top: 68px;
  left: 0;
  width: min(39vw, 330px);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.22);
  transform: rotate(-5deg);
}

.route-card img {
  display: block;
  width: 100%;
}

.route-card span {
  position: absolute;
  left: 18px;
  bottom: 16px;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  color: #061512;
  background: var(--acid);
  font-size: 0.82rem;
  font-weight: 800;
}

.catch-card,
.load-card {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 12px;
  background: rgba(6, 21, 18, 0.78);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
}

.catch-card {
  right: -6px;
  bottom: 78px;
  padding: 0.8rem 1rem 0.8rem 0.75rem;
}

.catch-card img {
  width: 58px;
  height: 58px;
}

.catch-card span,
.load-card span {
  display: block;
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.82rem;
}

.catch-card strong,
.load-card strong {
  display: block;
  color: #fff;
  font-size: 1.08rem;
}

.load-card {
  right: 226px;
  bottom: 190px;
  display: grid;
  width: 132px;
  padding: 0.8rem;
}

.load-card i {
  display: block;
  height: 6px;
  overflow: hidden;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--acid) 0 38%, #d5de6b 38% 100%);
}

.section-pad {
  padding: clamp(3.8rem, 6.8vw, 6.2rem) 0;
}

.section-title {
  font-size: clamp(1.9rem, 3.4vw, 3.35rem);
  font-weight: 800;
  line-height: 1.12;
}

.section-copy,
.section-kicker p,
.capability-card p,
.showcase-card p,
.poster-data p,
.download-shell p {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.72;
}

.field-section {
  position: relative;
  background:
    linear-gradient(180deg, var(--paper) 0%, #fff 100%);
}

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

.capability-card {
  position: relative;
  min-height: 215px;
  padding: 1.3rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 24px 60px rgba(28, 48, 42, 0.07);
}

.capability-card::after {
  position: absolute;
  right: -46px;
  bottom: -48px;
  width: 150px;
  height: 150px;
  content: "";
  border: 22px solid rgba(53, 214, 74, 0.1);
  border-radius: 999px;
}

.capability-card span {
  display: inline-grid;
  width: 44px;
  height: 44px;
  margin-bottom: 1.2rem;
  place-items: center;
  border-radius: 999px;
  color: var(--deep);
  background: var(--acid);
  font-weight: 800;
}

.capability-card h3,
.showcase-card h3 {
  margin-bottom: 0.65rem;
  font-size: 1.18rem;
  font-weight: 800;
}

.screens-section {
  position: relative;
  color: #fff;
  background:
    linear-gradient(180deg, rgba(6, 21, 18, 0.94), rgba(8, 36, 36, 0.98)),
    url("../images/art-topography.svg") center / cover no-repeat;
  overflow: hidden;
}

.screens-section::before {
  position: absolute;
  inset: 0;
  content: "";
  background: radial-gradient(circle at 85% 20%, rgba(53, 214, 74, 0.2), transparent 28%);
  pointer-events: none;
}

.section-kicker {
  position: relative;
  max-width: 820px;
  margin-bottom: 2.5rem;
}

.section-kicker p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.72);
}

.showcase-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.showcase-card {
  display: grid;
  min-height: auto;
  grid-template-rows: auto auto;
  gap: 1.2rem;
  padding: 1.1rem;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.07);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.23);
  backdrop-filter: blur(14px);
}

.showcase-card.card-active {
  background: linear-gradient(180deg, rgba(53, 214, 74, 0.17), rgba(255, 255, 255, 0.07));
}

.showcase-card > div:first-child {
  padding: 0.4rem 0.25rem 0;
}

.showcase-card span {
  color: var(--acid);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.showcase-card p {
  color: rgba(255, 255, 255, 0.68);
}

.phone-showcase {
  width: 100%;
  height: auto;
  align-self: end;
  border-width: 8px;
  border-radius: 30px;
}

.phone-showcase img {
  width: 100%;
  height: auto;
  object-fit: unset;
}

.phone-showcase .phone-notch {
  width: 64px;
  height: 14px;
}

.system-section {
  background:
    linear-gradient(180deg, #fff 0%, var(--sand) 100%);
}

.poster-stack {
  position: relative;
  max-width: 500px;
  margin: 0 auto;
}

.poster-photo {
  display: block;
  width: min(100%, 430px);
  border: 12px solid #fff;
  border-radius: 24px;
  box-shadow: 0 34px 100px rgba(25, 39, 35, 0.2);
  transform: rotate(-3deg);
}

.poster-data {
  position: absolute;
  right: 0;
  bottom: 11%;
  max-width: 300px;
  padding: 1.15rem;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 24px 70px rgba(12, 27, 24, 0.16);
  backdrop-filter: blur(18px);
}

.poster-data span {
  color: #128a36;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.poster-data strong {
  display: block;
  margin: 0.35rem 0;
  font-size: 1.25rem;
}

.poster-data p {
  margin: 0;
}

.data-list {
  display: grid;
  gap: 0.8rem;
  margin-top: 2rem;
}

.data-list div {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 1rem;
  align-items: center;
  padding: 1rem 1.2rem;
  border: 1px solid rgba(16, 25, 23, 0.12);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.62);
}

.data-list span {
  color: #128a36;
  font-weight: 800;
}

.data-list strong {
  font-size: clamp(1.25rem, 2vw, 1.85rem);
  line-height: 1.1;
}

.download-section {
  padding: clamp(3.8rem, 7vw, 5.8rem) 0;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(6, 21, 18, 0.96), rgba(6, 21, 18, 0.8)),
    url("../images/poster.jpg") center / cover no-repeat;
}

.download-shell {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: center;
  overflow: hidden;
  padding: clamp(1.4rem, 4vw, 2.8rem);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 24px;
  background: rgba(6, 21, 18, 0.72);
  box-shadow: 0 34px 100px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(18px);
}

.download-lure {
  position: absolute;
  right: 18%;
  bottom: -66px;
  width: 340px;
  opacity: 0.2;
  transform: rotate(-12deg);
}

.download-shell h2 {
  max-width: 680px;
  font-size: clamp(1.95rem, 3.5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.12;
}

.download-shell p {
  max-width: 640px;
  color: rgba(255, 255, 255, 0.72);
}

.download-actions {
  position: relative;
  display: grid;
  gap: 1.1rem;
  justify-items: end;
}

.app-store-badge-img {
  width: 180px;
  height: auto;
}

.app-badge-link {
  display: inline-block;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.app-badge-link:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.contact-list {
  display: grid;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.95rem;
  list-style: none;
  text-align: right;
}

.contact-list a {
  color: #fff;
  text-decoration: none;
}

.contact-list a:hover {
  color: var(--acid);
}

.site-footer {
  padding: 1.6rem 0;
  border-top: 1px solid var(--line);
  color: #6b7673;
  background: #fff;
  font-size: 0.92rem;
}

.site-footer a {
  color: #33413d;
  font-weight: 800;
  text-decoration: none;
}

.site-footer a:hover {
  color: #128a36;
}

.btn:focus-visible,
.nav-link:focus-visible,
.app-badge-link:focus-visible,
.site-footer a:focus-visible {
  outline: 2px solid var(--acid);
  outline-offset: 3px;
}

@media (max-width: 1199.98px) {
  .hero-lure {
    width: 340px;
    opacity: 0.35;
  }

  .phone-main {
    width: 280px;
    height: 570px;
  }

  .hero-device-wrap {
    min-height: 570px;
  }

  .showcase-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .showcase-card {
    min-height: auto;
  }
}

@media (max-width: 991.98px) {
  .navbar-air .navbar-collapse {
    padding-bottom: 1rem;
  }

  .hero-pro::before {
    opacity: 0.26;
    background-position: center bottom;
  }

  .hero-lure {
    top: 100px;
    right: -130px;
  }

  .hero-container {
    padding-top: 7.5rem;
  }

  .hero-device-wrap {
    min-height: 535px;
  }

  .phone-main {
    width: min(72vw, 270px);
    height: 535px;
    margin: 0 auto;
  }

  .route-card {
    left: 5%;
    width: min(52vw, 300px);
  }

  .load-card {
    right: auto;
    left: 4%;
    bottom: 170px;
  }

  .catch-card {
    right: 4%;
    bottom: 70px;
  }

  .download-shell {
    grid-template-columns: 1fr;
  }

  .download-actions {
    justify-items: start;
  }

  .contact-list {
    text-align: left;
  }
}

@media (max-width: 767.98px) {
  .hero-title {
    font-size: clamp(2.15rem, 10.5vw, 3.45rem);
    line-height: 1.08;
  }

  .brand-hero-title {
    font-size: clamp(2.8rem, 14vw, 4.1rem);
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .hero-device-wrap {
    min-height: 470px;
  }

  .phone-main {
    width: min(74vw, 240px);
    height: 470px;
  }

  .route-card {
    top: 44px;
    left: 0;
    width: min(68vw, 250px);
  }

  .catch-card {
    right: 0;
    bottom: 42px;
  }

  .load-card {
    display: none;
  }

  .capability-grid,
  .showcase-grid {
    grid-template-columns: 1fr;
  }

  .capability-card {
    min-height: auto;
  }

  .showcase-card {
    min-height: auto;
  }

  .poster-data {
    position: relative;
    right: auto;
    bottom: auto;
    max-width: none;
    margin-top: -2rem;
    margin-left: 1rem;
  }

  .data-list div {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }
}

@media (max-width: 420px) {
  .hero-actions .btn {
    width: 100%;
  }

  .route-card {
    opacity: 0.78;
  }

  .catch-card {
    gap: 0.6rem;
    padding: 0.7rem;
  }

  .catch-card img {
    width: 48px;
    height: 48px;
  }
}