:root {
  --bg: #071010;
  --bg-deep: #040909;
  --surface: rgba(255, 255, 255, 0.05);
  --surface-strong: rgba(255, 255, 255, 0.08);
  --surface-line: rgba(255, 255, 255, 0.12);
  --text: #f5fbf9;
  --muted: rgba(226, 239, 235, 0.72);
  --accent: #3cff95;
  --accent-soft: rgba(60, 255, 149, 0.16);
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --container: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: Bahnschrift, "Segoe UI", "Trebuchet MS", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(40, 255, 149, 0.1), transparent 34%),
    linear-gradient(180deg, #081111 0%, #071010 34%, #040909 100%);
}

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

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

button,
input,
textarea {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

.site-shell {
  position: relative;
  overflow: clip;
}

.site-shell::before,
.site-shell::after {
  content: "";
  position: fixed;
  inset: auto;
  z-index: -1;
  width: 36rem;
  height: 36rem;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(80px);
  opacity: 0.18;
}

.site-shell::before {
  top: -12rem;
  right: -10rem;
  background: #20ff88;
}

.site-shell::after {
  bottom: 8rem;
  left: -14rem;
  background: #1878ff;
}

.container {
  width: min(calc(100% - 48px), var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  padding: 24px 0;
  backdrop-filter: blur(18px);
  background: linear-gradient(180deg, rgba(4, 9, 9, 0.88), rgba(4, 9, 9, 0.42));
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand img {
  width: 116px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2vw, 30px);
}

.site-nav a {
  position: relative;
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -10px;
  width: 100%;
  height: 2px;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.22s ease;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  width: 48px;
  height: 48px;
  padding: 0;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 5px auto;
  border-radius: 999px;
  background: white;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.pill-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  color: #081111;
  background: linear-gradient(135deg, #f8fff9 0%, #dcffe9 100%);
  box-shadow: 0 16px 32px rgba(60, 255, 149, 0.16);
  transition: transform 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
}

.pill-button:hover,
.pill-button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 22px 40px rgba(60, 255, 149, 0.22);
}

.pill-button--light {
  min-height: 42px;
  padding-inline: 18px;
  background: rgba(255, 255, 255, 0.96);
}

.pill-button--submit {
  justify-content: center;
  min-width: 160px;
}

.hero-section {
  position: relative;
  min-height: min(92vh, 920px);
  display: grid;
  align-items: center;
  padding: 72px 0 96px;
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(4, 9, 9, 0.92) 0%, rgba(4, 9, 9, 0.78) 28%, rgba(4, 9, 9, 0.24) 62%, rgba(4, 9, 9, 0.38) 100%),
    url("./img/image-2.png") center/cover no-repeat;
}

.hero-backdrop::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 76% 30%, rgba(51, 255, 148, 0.3), transparent 16%),
    linear-gradient(180deg, transparent 72%, rgba(4, 9, 9, 0.92) 100%);
}

.hero-grid {
  position: relative;
  z-index: 1;
}

.hero-copy {
  max-width: 520px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 18px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(228, 245, 240, 0.8);
}

.hero-copy h1 {
  margin: 0;
  font-size: clamp(3rem, 4.5vw, 5.6rem);
  line-height: 0.94;
  letter-spacing: -0.04em;
}
.hero-copy h2{
  font-size: clamp(3rem, 3vw, 5.6rem);
}

.hero-copy h1 span {
  color: var(--accent);
  text-shadow: 0 0 28px rgba(60, 255, 149, 0.34);
}

.hero-text {
  /* max-width: 460px; */
  margin: 26px 0 34px;
  font-size: 17px;
  line-height: 1.8;
  /* color: var(--muted); */
}
.line-button{
  display: inline-flex;
  padding: 16px 36px;
  align-items: center;
  gap: 4px;
  border-radius: 57px;
  border: 1px solid #FFF;
}

.content-section {
  padding: 36px 0;
}

.split-card,
.features-showcase,
.media-card,
.contact-form {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow);
}

.split-card {
  position: relative;
  overflow: hidden;
  min-height: 430px;
  border-radius: var(--radius-xl);
  display: grid;
  align-items: center;
}

.split-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(4, 9, 9, 0.92) 0%, rgba(4, 9, 9, 0.76) 40%, rgba(4, 9, 9, 0.16) 100%);
}

.split-card__content {
  position: relative;
  z-index: 1;
  width: min(100%, 540px);
  padding: clamp(32px, 3vw, 54px);
}

.split-card h2,
.section-head h2 {
  margin: 0 0 8px;
  font-size: clamp(2rem, 2vw, 3.25rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
}

.split-card p,
.section-head p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.line-bottom{
  width: 90px;
  height: 8px;
  background: #D9D9D9;
}

.split-card__content p + p {
  margin-top: 14px;
}

.about-card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.02)),
    url("./img/rectangle.png") center/cover no-repeat;
}

.section-head {
  margin-bottom: 22px;
}

.section-head--center {
  max-width: 880px;
  margin: 0 auto 24px;
  text-align: center;
}

.features-showcase {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.95fr);
  gap: 22px;
  padding: 22px;
  border-radius: var(--radius-xl);
}

.features-showcase__visual {
  position: relative;
  min-height: 520px;
  border-radius: 24px;
  overflow: hidden;
  background-position: center;
  background-size: cover;
  transition: background-image 0.35s ease, transform 0.35s ease;
}

.features-showcase__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 34%, rgba(4, 9, 9, 0.82) 100%),
    radial-gradient(circle at 18% 18%, rgba(61, 153, 255, 0.2), transparent 20%);
}

.visual-copy {
  position: absolute;
  right: 24px;
  bottom: 24px;
  left: 24px;
  z-index: 1;
}

.visual-badge {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  margin-bottom: 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: rgba(255, 255, 255, 0.9);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.visual-copy h3 {
  margin: 0 0 10px;
  font-size: clamp(1.6rem, 2.4vw, 2.3rem);
}

.visual-copy p {
  margin: 0;
  max-width: 420px;
  color: rgba(232, 244, 240, 0.78);
  line-height: 1.7;
}

.features-showcase__list {
  display: grid;
  gap: 14px;
  align-content: center;
}

.feature-item {
  position: relative;
  width: 100%;
  padding: 22px 24px;
  text-align: left;
  color: rgba(255, 255, 255, 0.78);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition:
    color 0.22s ease,
    border-color 0.22s ease,
    background 0.22s ease,
    transform 0.22s ease,
    box-shadow 0.22s ease;
}

.feature-item::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 18px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.2);
  transition: background 0.22s ease, box-shadow 0.22s ease;
}

.feature-item span {
  display: block;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.45;
}

.feature-item:hover,
.feature-item:focus-visible,
.feature-item.is-active {
  color: white;
  transform: translateX(-6px);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.13), rgba(60, 255, 149, 0.08));
  border-color: rgba(89, 255, 167, 0.46);
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.24);
}

.feature-item:hover::before,
.feature-item:focus-visible::before,
.feature-item.is-active::before {
  background: var(--accent);
  box-shadow: 0 0 0 8px rgba(60, 255, 149, 0.12);
}

.payment-section {
  position: relative;
}

.payment-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 0%, rgba(19, 92, 255, 0.12), transparent 26%),
    linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.02), transparent);
  pointer-events: none;
}

.media-card {
  overflow: hidden;
  border-radius: var(--radius-xl);
}

.media-card img {
  width: 100%;
  height: clamp(320px, 42vw, 560px);
  object-fit: cover;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  padding: 28px;
  border-radius: var(--radius-xl);
}

.contact-form label {
  display: block;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  padding: 0 18px;
  color: white;
  background: rgba(255, 255, 255, 0.04);
  outline: none;
  transition: border-color 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
}

.contact-form input {
  height: 54px;
}

.contact-form textarea {
  min-height: 120px;
  padding-top: 16px;
  resize: vertical;
  border-radius: 22px;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: rgba(255, 255, 255, 0.42);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: rgba(60, 255, 149, 0.42);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 0 0 4px rgba(60, 255, 149, 0.08);
}

.contact-form__message {
  grid-column: 1 / -1;
}

.support-card {
  min-height: 430px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.02)),
    url("./img/image-4.png") center/cover no-repeat;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 980px) {
  .site-header {
    padding: 14px 0;
  }

  .nav-toggle {
    display: inline-block;
    order: 3;
  }

  .header-cta {
    display: none;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 12px);
    right: 24px;
    left: 24px;
    display: grid;
    gap: 4px;
    padding: 16px;
    border-radius: 24px;
    background: rgba(7, 16, 16, 0.96);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 0.22s ease, transform 0.22s ease;
  }

  .site-nav a {
    padding: 12px 10px;
    border-radius: 14px;
  }

  .site-nav a:hover,
  .site-nav a:focus-visible {
    background: rgba(255, 255, 255, 0.06);
  }

  .site-header.is-open .site-nav {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-header.is-open .nav-toggle span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .site-header.is-open .nav-toggle span:nth-child(2) {
    opacity: 0;
  }

  .site-header.is-open .nav-toggle span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .hero-section {
    min-height: auto;
    padding: 56px 0 72px;
  }

  .hero-backdrop {
    background:
      linear-gradient(180deg, rgba(4, 9, 9, 0.82) 0%, rgba(4, 9, 9, 0.58) 44%, rgba(4, 9, 9, 0.84) 100%),
      url("./img/image-2.jpg") center/cover no-repeat;
  }

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

  .features-showcase__visual {
    min-height: 380px;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(calc(100% - 24px), var(--container));
  }

  .hero-copy h1 {
    max-width: 12ch;
  }

  .split-card,
  .support-card {
    min-height: 520px;
  }

  .split-card::before {
    background:
      linear-gradient(180deg, rgba(4, 9, 9, 0.82) 0%, rgba(4, 9, 9, 0.72) 46%, rgba(4, 9, 9, 0.34) 100%);
  }

  .split-card__content {
    width: 100%;
    padding: 28px 22px;
  }

  .contact-form {
    grid-template-columns: 1fr;
    padding: 18px;
  }

  .feature-item:hover,
  .feature-item:focus-visible,
  .feature-item.is-active {
    transform: none;
  }

  .visual-copy {
    right: 18px;
    bottom: 18px;
    left: 18px;
  }
}

@media (max-width: 520px) {
  .brand img {
    width: 128px;
  }

  .pill-button,
  .pill-button--light,
  .pill-button--submit {
    width: 100%;
    justify-content: center;
  }

  .hero-copy {
    max-width: 100%;
  }

  .hero-text {
    font-size: 15px;
  }

  .features-showcase {
    padding: 14px;
  }

  .features-showcase__visual {
    min-height: 300px;
    border-radius: 20px;
  }

  .feature-item {
    padding: 18px;
  }

  .feature-item span {
    padding-left: 16px;
    font-size: 14px;
  }

  .media-card img {
    height: 260px;
  }
}