:root {
  --white: #f7f7f7;
  --muted: rgba(255, 255, 255, 0.62);
  --line: rgba(255, 255, 255, 0.48);
  --black: #030303;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
}

body {
  overflow: hidden;
  background: #000;
  color: var(--white);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

body::before,
body::after {
  position: fixed;
  inset: 0;
  pointer-events: none;
  content: "";
}

body::before {
  z-index: 1;
  background:
    radial-gradient(ellipse at center, transparent 0%, transparent 41%, rgba(0, 0, 0, 0.67) 100%),
    linear-gradient(90deg, rgba(0, 0, 0, 0.86), transparent 22%, transparent 78%, rgba(0, 0, 0, 0.86));
}

body::after {
  z-index: 2;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.42'/%3E%3C/svg%3E");
  mix-blend-mode: soft-light;
  opacity: 0.14;
}

#field {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100vw;
  height: 100vh;
  background: transparent;
}

.page-shell {
  position: relative;
  z-index: 3;
  min-height: 100vh;
}

.site-header {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: 108px;
  padding: 0 clamp(28px, 5.6vw, 88px);
}

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

.brand,
.header-actions,
.main-nav,
.hero-cta {
  display: flex;
  align-items: center;
}

.brand {
  position: relative;
  display: block;
  width: max-content;
}

.brand-logo {
  display: block;
  object-fit: contain;
  user-select: none;
  filter:
    drop-shadow(0 22px 36px rgba(255, 255, 255, 0.08))
    drop-shadow(0 8px 18px rgba(0, 0, 0, 0.58));
}

.brand-logo-small {
  width: 154px;
  height: auto;
}

.main-nav {
  gap: clamp(30px, 3.3vw, 54px);
  justify-self: center;
  color: rgba(255, 255, 255, 0.93);
  font-size: 15px;
  font-weight: 400;
}

.main-nav a {
  transition: color 160ms ease;
}

.main-nav a:hover,
.signin:hover {
  color: #ffffff;
}

.header-actions {
  justify-self: end;
  gap: 34px;
  font-size: 15px;
}

.signin {
  color: rgba(255, 255, 255, 0.88);
}

.demo-top {
  min-width: 136px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 12px;
  padding: 12px 20px;
  background: linear-gradient(180deg, #ffffff, #e0e0e0);
  color: #050505;
  text-align: center;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.75),
    0 12px 32px rgba(255, 255, 255, 0.07);
}

.hero-glow {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 1;
}

.hero-glow::before,
.hero-glow::after {
  position: absolute;
  content: "";
  pointer-events: none;
  left: 50%;
  transform: translateX(-50%);
}

.hero-glow::before {
  top: 0;
  width: 100vw;
  height: 100vh;
  background:
    radial-gradient(ellipse 65% 45% at 50% 30%, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.05) 30%, transparent 60%);
  filter: blur(44px);
  opacity: 0.95;
}

.hero-glow::after {
  top: 0;
  width: 100vw;
  height: 100vh;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06) 0%, rgba(255, 255, 255, 0.02) 20%, transparent 45%),
    radial-gradient(ellipse 75% 35% at 50% 25%, rgba(255, 255, 255, 0.08) 0%, transparent 55%);
  filter: blur(52px);
  opacity: 0.85;
}

.hero {
  display: grid;
  min-height: calc(100vh - 108px);
  place-items: center;
  padding: 10px 24px 72px;
}

.hero-inner {
  display: grid;
  justify-items: center;
  width: min(100%, 720px);
  transform: translateY(12vh);
  text-align: center;
}

.brand-logo-large {
  width: min(48vw, 420px);
  height: auto;
  margin: 0 0 25px;
  filter:
    drop-shadow(0 30px 54px rgba(255, 255, 255, 0.12))
    drop-shadow(0 5px 18px rgba(0, 0, 0, 0.65));
}

h1 {
  max-width: 620px;
  margin: 0;
  color: rgba(255, 255, 255, 0.96);
  font-size: clamp(40px, 3.6vw, 48px);
  font-weight: 300;
  line-height: 1.15;
  text-shadow: 0 0 26px rgba(255, 255, 255, 0.08);
}

p {
  margin: 22px 0 30px;
  color: var(--muted);
  font-size: clamp(16px, 1.3vw, 20px);
  font-weight: 300;
  line-height: 1.45;
}

.premium-chat-wrapper {
  width: min(100%, 660px);
  margin: 0 auto;
  position: relative;
  z-index: 10;
  transform: translateY(0);
}

.premium-chat-panel {
  position: relative;
  border-radius: 20px;
  background:
    radial-gradient(circle at 18% 0%, rgba(255, 255, 255, 0.17), transparent 32%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.105), rgba(255, 255, 255, 0.035)),
    rgba(8, 8, 8, 0.68);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 
    0 24px 48px rgba(0, 0, 0, 0.4);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.premium-chat-panel:focus-within {
  border-color: rgba(255, 255, 255, 0.3);
}

.premium-textarea {
  width: 100%;
  min-height: 48px;
  max-height: 200px;
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.95);
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.5;
  resize: none;
  outline: none;
  padding: 0;
}

.premium-textarea::placeholder {
  color: rgba(255, 255, 255, 0.4);
  font-weight: 300;
}

.chat-actions-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.chat-pills {
  display: flex;
  gap: 8px;
}

.chat-pill-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
  color: rgba(255, 255, 255, 0.7);
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.chat-pill-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 1);
  border-color: rgba(255, 255, 255, 0.2);
}

.premium-submit-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: #ffffff;
  color: #000000;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(255, 255, 255, 0.15);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.premium-submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(255, 255, 255, 0.3);
}

.premium-submit-btn:active {
  transform: translateY(0);
}

.chat-footer-text {
  text-align: center;
  color: rgba(255, 255, 255, 0.4);
  font-size: 13px;
  font-weight: 400;
  margin-top: 18px;
  letter-spacing: 0.2px;
}

@media (max-width: 960px) {
  .site-header {
    grid-template-columns: 1fr auto;
    height: 92px;
  }

  .main-nav {
    display: none;
  }

  .hero {
    min-height: calc(100vh - 92px);
    padding-bottom: 68px;
  }

  .hero-inner {
    transform: translateY(0);
  }

  .brand-logo-large {
    width: min(72vw, 370px);
    margin-bottom: 24px;
  }
}

@media (max-width: 640px) {
  body {
    overflow: auto;
  }

  .site-header {
    padding: 0 22px;
  }

  .brand,
  .brand-logo-small {
    width: 128px;
  }

  .header-actions {
    gap: 0;
  }

  .signin {
    display: none;
  }

  .demo-top {
    min-width: 108px;
    padding: 12px 14px;
    font-size: 13px;
  }

  .hero {
    padding: 4px 18px 50px;
  }

  .brand-logo-large {
    width: min(94vw, 315px);
    margin-bottom: 24px;
  }

  h1 {
    font-size: 34px;
  }

  p {
    margin-bottom: 26px;
  }

  .premium-chat-wrapper {
    width: 100%;
  }

  .premium-chat-panel {
    border-radius: 16px;
  }
}

body.auth-page {
  overflow: auto;
}

.auth-page::before {
  background:
    radial-gradient(circle at 34% 18%, rgba(255, 255, 255, 0.06), transparent 24%),
    radial-gradient(circle at 73% 43%, rgba(255, 255, 255, 0.08), transparent 26%),
    linear-gradient(90deg, rgba(0, 0, 0, 0.94), rgba(0, 0, 0, 0.55) 44%, rgba(0, 0, 0, 0.92) 100%);
}

.auth-page::after {
  opacity: 0.12;
}

.auth-shell {
  position: relative;
  z-index: 3;
  min-height: 100vh;
  padding: 30px 36px 34px;
}

.auth-shell::before {
  position: fixed;
  left: -6vw;
  right: 40vw;
  bottom: 118px;
  height: 360px;
  pointer-events: none;
  content: "";
  background:
    radial-gradient(ellipse at center top, rgba(255, 255, 255, 0.82) 0 0.45%, rgba(255, 255, 255, 0.34) 0.7%, rgba(255, 255, 255, 0.1) 1.2%, transparent 2.2%),
    radial-gradient(ellipse at center top, rgba(255, 255, 255, 0.23), rgba(255, 255, 255, 0.04) 19%, transparent 52%),
    radial-gradient(ellipse at center top, rgba(255, 255, 255, 0.06), rgba(3, 3, 3, 0.86) 45%, #000 72%);
  border-radius: 50% 50% 0 0 / 100% 100% 0 0;
  box-shadow: 0 -18px 62px rgba(255, 255, 255, 0.16);
  opacity: 0.8;
}

.auth-shell::after {
  position: fixed;
  left: 7vw;
  right: 43vw;
  bottom: 126px;
  height: 280px;
  pointer-events: none;
  content: "";
  background-image:
    radial-gradient(circle at 18% 62%, rgba(255, 255, 255, 0.58) 0 1px, transparent 1.7px),
    radial-gradient(circle at 42% 49%, rgba(255, 255, 255, 0.45) 0 1px, transparent 1.8px),
    radial-gradient(circle at 65% 59%, rgba(255, 255, 255, 0.5) 0 1px, transparent 1.7px),
    radial-gradient(circle at 79% 44%, rgba(255, 255, 255, 0.42) 0 1px, transparent 1.6px);
  background-size: 92px 74px, 128px 96px, 158px 112px, 116px 88px;
  mask-image: radial-gradient(ellipse at center bottom, black 0 47%, transparent 69%);
  opacity: 0.62;
}

.auth-header {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 54px;
}

.auth-brand-logo {
  width: 174px;
  height: auto;
}

.auth-nav,
.auth-header-actions,
.language-link,
.contact-sales {
  display: flex;
  align-items: center;
}

.auth-nav {
  gap: 44px;
  justify-self: center;
  color: rgba(255, 255, 255, 0.9);
  font-size: 14px;
}

.auth-nav a,
.language-link,
.contact-sales {
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.auth-nav a:hover,
.language-link:hover {
  color: #fff;
}

.auth-header-actions {
  justify-self: end;
  gap: 24px;
  font-size: 14px;
}

.language-link {
  gap: 8px;
  color: rgba(255, 255, 255, 0.9);
}

.language-link svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
}

.contact-sales {
  min-height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 6px;
  padding: 0 18px;
  color: #fff;
  background: rgba(255, 255, 255, 0.02);
}

.contact-sales:hover {
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.06);
}

.auth-main {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(400px, 1fr) minmax(440px, 572px);
  gap: clamp(48px, 8vw, 130px);
  align-items: center;
  width: min(100%, 1268px);
  min-height: 720px;
  margin: 0 auto;
  padding: 42px 0 24px;
}

.auth-intro {
  position: relative;
  padding-left: clamp(12px, 4.6vw, 100px);
}

.auth-bg-glow {
  position: fixed;
  left: -6vw;
  right: 40vw;
  bottom: 118px;
  height: 360px;
  pointer-events: none;
  z-index: 1;
  border-radius: 50% 50% 0 0 / 100% 100% 0 0;
}

.auth-bg-glow::before,
.auth-bg-glow::after {
  position: absolute;
  pointer-events: none;
  content: "";
}

.auth-bg-glow::before {
  left: -20%;
  top: -20%;
  width: 140%;
  height: 140%;
  background:
    radial-gradient(circle at 50% 28%, rgba(255, 255, 255, 0.26), transparent 11%),
    radial-gradient(circle at 47% 34%, rgba(255, 255, 255, 0.15), transparent 22%),
    radial-gradient(ellipse at 42% 42%, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.045) 32%, transparent 45%);
  filter: blur(22px);
  opacity: 0.65;
}

.auth-bg-glow::after {
  left: -10%;
  top: -10%;
  width: 120%;
  height: 120%;
  background:
    linear-gradient(110deg, transparent 15%, rgba(255, 255, 255, 0.09) 36%, rgba(255, 255, 255, 0.025) 54%, transparent 65%),
    radial-gradient(ellipse at 45% 18%, rgba(255, 255, 255, 0.18), transparent 42%);
  filter: blur(28px);
  opacity: 0.55;
  transform: rotate(-4deg);
}

.auth-intro h1 {
  position: relative;
  z-index: 1;
  max-width: 500px;
  font-size: clamp(54px, 5.2vw, 74px);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: 0;
  text-shadow:
    0 18px 38px rgba(0, 0, 0, 0.72),
    0 0 24px rgba(255, 255, 255, 0.18);
}

.auth-intro p {
  position: relative;
  z-index: 1;
  margin: 34px 0 46px;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(19px, 1.75vw, 23px);
  font-weight: 400;
  line-height: 1.45;
}

.auth-capabilities {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, max-content);
  gap: 28px;
}

.auth-capabilities article {
  position: relative;
  display: grid;
  grid-template-columns: 50px max-content;
  gap: 14px;
  min-width: 154px;
}

.auth-capabilities article + article::before {
  position: absolute;
  left: -15px;
  top: 0;
  width: 1px;
  height: 58px;
  content: "";
  background: rgba(255, 255, 255, 0.13);
}

.capability-icon,
.feature-icon {
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.13);
  background:
    radial-gradient(circle at 35% 10%, rgba(255, 255, 255, 0.2), transparent 52%),
    rgba(255, 255, 255, 0.06);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06), 0 16px 36px rgba(0, 0, 0, 0.28);
}

.capability-icon {
  width: 50px;
  height: 50px;
  border-radius: 13px;
}

.capability-icon svg,
.auth-form svg,
.oauth-btn svg,
.password-toggle svg {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.capability-icon svg {
  width: 24px;
  height: 24px;
  stroke-width: 1.7;
}

.auth-capabilities strong {
  display: block;
  margin-bottom: 7px;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
}

.auth-capabilities span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
  line-height: 1.45;
}

.auth-intro {
  padding-bottom: 266px;
}

.auth-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 22px;
  padding: 38px 48px 37px;
  background:
    radial-gradient(circle at 18% 5%, rgba(255, 255, 255, 0.11), transparent 36%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02)),
    rgba(8, 9, 11, 0.78);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.36), inset 0 1px 0 rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(26px);
  -webkit-backdrop-filter: blur(26px);
}

.auth-card::before {
  position: absolute;
  inset: -1px;
  pointer-events: none;
  content: "";
  background: radial-gradient(circle at 32% 18%, rgba(255, 255, 255, 0.06), transparent 32%);
}

.auth-tabs,
.auth-card-heading,
.oauth-row,
.auth-divider,
.auth-form,
.auth-switch {
  position: relative;
  z-index: 1;
}

.auth-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-bottom: 54px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
}

.auth-tabs a {
  position: relative;
  padding: 0 0 20px;
  color: rgba(255, 255, 255, 0.62);
  text-align: center;
  font-size: 16px;
  font-weight: 500;
}

.auth-tabs a.active {
  color: #fff;
}

.auth-tabs a.active::after {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  content: "";
  background: rgba(255, 255, 255, 0.92);
}

.auth-card-heading {
  margin-bottom: 28px;
  text-align: center;
}

.auth-card-heading h2 {
  margin: 0 0 9px;
  color: #fff;
  font-size: 27px;
  line-height: 1.15;
}

.auth-card-heading p,
.auth-switch {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  line-height: 1.45;
}

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

.oauth-btn,
.auth-submit,
.password-toggle {
  font: inherit;
  cursor: pointer;
}

.oauth-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 48px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.018);
  color: #fff;
  font-size: 14px;
}

.oauth-btn svg {
  width: 20px;
  height: 20px;
  stroke-width: 0;
}

.oauth-btn:nth-child(2) svg {
  fill: #fff;
}

.auth-divider {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 20px;
  align-items: center;
  margin: 30px 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
}

.auth-divider::before,
.auth-divider::after {
  height: 1px;
  content: "";
  background: rgba(255, 255, 255, 0.09);
}

.auth-form {
  display: grid;
  gap: 22px;
}

.auth-form label {
  display: grid;
  gap: 9px;
  color: #fff;
  font-size: 13px;
}

.input-shell {
  display: grid;
  grid-template-columns: 18px 1fr auto;
  gap: 9px;
  align-items: center;
  min-height: 48px;
  border: 1px solid rgba(255, 255, 255, 0.17);
  border-radius: 6px;
  padding: 0 13px;
  background: rgba(255, 255, 255, 0.018);
  color: rgba(255, 255, 255, 0.45);
}

.input-shell:focus-within {
  border-color: rgba(255, 255, 255, 0.38);
}

.input-shell svg {
  width: 17px;
  height: 17px;
  stroke-width: 1.7;
}

.input-shell input {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: #fff;
  font: inherit;
  font-size: 14px;
}

.input-shell input::placeholder {
  color: rgba(255, 255, 255, 0.43);
}

.password-toggle {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.7);
}

.forgot-link {
  justify-self: end;
  margin-top: -2px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
}

.auth-submit {
  min-height: 48px;
  margin-top: 0;
  border: 0;
  border-radius: 6px;
  background: linear-gradient(180deg, #fff, #e9e9e9);
  color: #050505;
  font-size: 14px;
  font-weight: 600;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.86), 0 18px 34px rgba(255, 255, 255, 0.08);
}

.signup-submit {
  margin-top: 2px;
}

.auth-switch {
  margin-top: 24px;
  text-align: center;
}

.auth-switch a {
  color: #fff;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.auth-feature-bar {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 34px;
  width: min(100%, 1464px);
  margin: 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 18px 18px 0 0;
  padding: 46px clamp(34px, 6vw, 98px);
  background:
    radial-gradient(circle at 26% 0%, rgba(255, 255, 255, 0.08), transparent 28%),
    rgba(255, 255, 255, 0.025);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.auth-feature-bar article {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 18px;
  align-items: start;
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  color: #fff;
  font-size: 21px;
}

.auth-feature-bar strong {
  display: block;
  margin-bottom: 8px;
  color: #fff;
  font-size: 15px;
}

.auth-feature-bar p {
  margin: 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 14px;
  line-height: 1.45;
}

@media (max-width: 1160px) {
  .auth-header {
    grid-template-columns: 1fr auto;
  }

  .auth-nav {
    display: none;
  }

  .auth-main {
    grid-template-columns: 1fr;
    min-height: 0;
    padding-top: 60px;
  }

  .auth-intro {
    padding-left: 0;
    text-align: center;
  }

  .auth-intro::before {
    left: 50%;
    top: -86px;
    width: min(760px, 94vw);
    height: 430px;
    transform: translateX(-50%);
  }

  .auth-intro::after {
    left: 50%;
    top: 108px;
    width: min(760px, 92vw);
    height: 260px;
    transform: translateX(-50%) rotate(-4deg);
  }

  .auth-intro h1 {
    margin: 0 auto;
  }

  .auth-capabilities {
    justify-content: center;
  }

  .auth-intro {
    padding-bottom: 118px;
  }

  .auth-card {
    width: min(100%, 572px);
    margin: 0 auto;
  }

  .auth-feature-bar {
    grid-template-columns: repeat(2, 1fr);
    margin-top: 42px;
  }

  .auth-shell::before,
  .auth-shell::after {
    right: -6vw;
  }
}

@media (max-width: 720px) {
  .auth-shell {
    padding: 22px 18px 28px;
  }

  .auth-header {
    gap: 18px;
  }

  .auth-brand-logo {
    width: 136px;
  }

  .auth-header-actions {
    gap: 12px;
  }

  .language-link {
    display: none;
  }

  .contact-sales {
    min-height: 40px;
    padding: 0 13px;
    font-size: 13px;
  }

  .auth-main {
    gap: 38px;
    padding-top: 42px;
  }

  .auth-intro h1 {
    font-size: 44px;
  }

  .auth-intro::before {
    top: -68px;
    height: 330px;
    opacity: 0.78;
  }

  .auth-intro::after {
    top: 94px;
    height: 190px;
    opacity: 0.58;
  }

  .auth-intro p {
    margin: 24px 0 30px;
    font-size: 17px;
  }

  .auth-capabilities,
  .oauth-row,
  .auth-feature-bar {
    grid-template-columns: 1fr;
  }

  .auth-capabilities {
    gap: 16px;
  }

  .auth-capabilities article {
    grid-template-columns: 50px 1fr;
    width: min(100%, 280px);
    margin: 0 auto;
    text-align: left;
  }

  .auth-capabilities article + article::before {
    display: none;
  }

  .auth-intro {
    padding-bottom: 0;
  }

  .auth-card {
    padding: 30px 22px 28px;
    border-radius: 18px;
  }

  .auth-tabs {
    margin-bottom: 38px;
  }

  .auth-feature-bar {
    padding: 26px 22px;
    border-radius: 16px;
  }

  .auth-shell::before {
    bottom: 420px;
    height: 220px;
    opacity: 0.52;
  }

  .auth-shell::after {
    display: none;
  }
}