:root {
  color-scheme: dark;
  font-family: Lato, "Helvetica Neue", Arial, sans-serif;
  color: #fff;
  background: #090a0f;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
}

button,
input {
  font: inherit;
}

.account-page,
.confirm-page {
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
  background: radial-gradient(ellipse at bottom, #1b2735 0%, #090a0f 100%);
  color: #fff;
  font-family: Lato, "Helvetica Neue", Arial, sans-serif;
}

.account-sky,
.account-star-layer,
.account-star-copy {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.account-sky {
  z-index: 0;
  overflow: hidden;
}

.account-star-layer,
.account-star-copy {
  width: var(--star-size, 1px);
  height: var(--star-size, 1px);
  background: transparent;
  box-shadow: var(--star-field);
  animation: account-stars var(--star-speed, 70s) linear infinite;
}

.account-star-copy {
  top: 2000px;
}

#account-stars, #confirm-stars { --star-speed: 70s; }
#account-stars-2, #confirm-stars-2 { --star-speed: 120s; }
#account-stars-3, #confirm-stars-3 { --star-speed: 180s; }

.account-aurora {
  position: absolute;
  inset: auto 50% -42% auto;
  width: min(920px, 95vw);
  aspect-ratio: 1;
  transform: translateX(50%);
  border-radius: 50%;
  background:
    radial-gradient(circle at 34% 45%, rgba(95, 194, 255, 0.17), transparent 36%),
    radial-gradient(circle at 66% 38%, rgba(149, 105, 255, 0.13), transparent 34%),
    radial-gradient(circle at 50% 55%, rgba(255, 255, 255, 0.08), transparent 54%);
  filter: blur(24px);
}

@keyframes account-stars {
  from { transform: translateY(0); }
  to { transform: translateY(-2000px); }
}

.site-header {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 66px;
  padding: 9px clamp(18px, 4vw, 56px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  background: rgba(9, 10, 15, 0.4);
}

.home-link,
.nav-action,
.account-footer a {
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.1rem;
  text-decoration: none;
  text-transform: uppercase;
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease;
}

.home-link,
.nav-action,
.nav-action-btn {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.025);
  backdrop-filter: blur(6px);
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1rem;
  text-transform: uppercase;
  cursor: pointer;
}

.home-link:hover,
.nav-action:hover,
.nav-action-btn:hover,
.account-footer a:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.4);
  background: rgba(255, 255, 255, 0.08);
}

.header-links {
  display: flex;
  align-items: center;
  gap: 10px;
}

.link-button {
  background: none;
  border: none;
}

main.account-main,
main.confirm-main {
  position: relative;
  z-index: 1;
  width: min(1040px, calc(100% - 36px));
  margin: clamp(24px, 5vh, 48px) auto 56px;
}

main.confirm-main {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 180px);
}

.auth-card,
.account-panel,
.credits-bar {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 22px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.065), rgba(255, 255, 255, 0.025));
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(12px);
}

.auth-card {
  width: min(620px, 100%);
  padding: clamp(28px, 5vw, 48px);
  text-align: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: #aab9c8;
  font-size: clamp(0.67rem, 1.7vw, 0.76rem);
  font-weight: 400;
  letter-spacing: clamp(0.15rem, 0.5vw, 0.28rem);
  text-transform: uppercase;
}

.eyebrow span {
  margin-right: 0.3em;
  color: rgba(210, 229, 244, 0.72);
}

h1 {
  margin: 0 0 16px;
  color: transparent;
  background: linear-gradient(to bottom, #fff 24%, #bcc8d3 64%, #526578 100%);
  background-clip: text;
  -webkit-background-clip: text;
  font-size: clamp(2.1rem, 5.5vw, 3.8rem);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: clamp(0.12rem, 0.6vw, 0.36rem);
  text-indent: clamp(0.12rem, 0.6vw, 0.36rem);
  text-transform: uppercase;
  text-shadow: 0 0 30px rgba(255, 255, 255, 0.08);
}

h2 {
  margin: 0 0 12px;
  color: #fff;
  font-size: 1.4rem;
  font-weight: 300;
  letter-spacing: 0.06rem;
}

p,
.confirm-copy {
  color: rgba(229, 236, 242, 0.72);
  font-size: 0.95rem;
  line-height: 1.6;
}

.account-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 24px;
}

.account-head h1 {
  margin: 8px 0 0;
}

.usage {
  color: #aab9c8;
  font-size: 0.82rem;
  letter-spacing: 0.06rem;
  text-transform: uppercase;
  text-align: right;
}

/* Credits Bar */
.credits-bar {
  margin-bottom: 24px;
  padding: 20px 24px;
}

.credits-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.credits-title {
  margin: 0 0 4px;
  font-size: 1.15rem;
  font-weight: 400;
  color: #fff;
  letter-spacing: 0.05rem;
}

.credits-sub {
  margin: 0;
  font-size: 0.85rem;
  color: #aab9c8;
}

.credits-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

/* Buttons */
.button,
.primary,
.secondary,
.danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08rem;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, border-color 180ms ease, filter 180ms ease;
}

.primary,
.button.primary {
  border: 1px solid rgba(255, 255, 255, 0.54);
  color: #0b1118;
  background: linear-gradient(180deg, #f7fbff, #bccbd8);
  box-shadow: 0 8px 28px rgba(167, 208, 241, 0.12);
}

.primary:hover,
.button.primary:hover {
  transform: translateY(-1px);
  filter: brightness(1.08);
  box-shadow: 0 11px 34px rgba(167, 208, 241, 0.2);
}

.secondary,
.button.secondary {
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #e9f0f6;
  background: rgba(255, 255, 255, 0.045);
  backdrop-filter: blur(6px);
}

.secondary:hover,
.button.secondary:hover {
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-1px);
}

.danger {
  border: 1px solid rgba(255, 120, 120, 0.35);
  color: #ffc6b5;
  background: rgba(255, 50, 50, 0.12);
  backdrop-filter: blur(6px);
}

.danger:hover {
  border-color: rgba(255, 140, 140, 0.6);
  background: rgba(255, 50, 50, 0.22);
  transform: translateY(-1px);
}

button:disabled {
  opacity: 0.55;
  cursor: wait;
  transform: none !important;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  margin-bottom: 18px;
  padding-bottom: 4px;
}

.tabs button {
  min-height: 44px;
  padding: 0 20px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: #aab9c8;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08rem;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
  backdrop-filter: blur(6px);
  transition: all 180ms ease;
}

.tabs button:hover {
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
  background: rgba(255, 255, 255, 0.07);
}

.tabs button[aria-selected="true"] {
  border-color: rgba(255, 255, 255, 0.6);
  background: linear-gradient(180deg, #f7fbff, #bccbd8);
  color: #0b1118;
  font-weight: 700;
  box-shadow: 0 6px 20px rgba(167, 208, 241, 0.15);
}

/* Panel & Forms */
.account-panel {
  padding: clamp(24px, 4vw, 40px);
}

.account-form {
  margin-top: 18px;
}

label {
  display: block;
  margin: 0 0 8px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.76rem;
  letter-spacing: 0.08rem;
  text-transform: uppercase;
}

.input-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

input {
  width: 100%;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 12px;
  color: #fff;
  background: rgba(5, 8, 13, 0.58);
  outline: none;
  transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

input::placeholder {
  color: rgba(255, 255, 255, 0.34);
}

input:hover {
  border-color: rgba(255, 255, 255, 0.36);
}

input:focus {
  border-color: rgba(212, 231, 247, 0.82);
  background: rgba(5, 8, 13, 0.78);
  box-shadow: 0 0 0 4px rgba(167, 208, 241, 0.1);
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
  justify-content: center;
}

.status {
  min-height: 1.4em;
  margin: 16px 0 0;
  color: #dce9f3;
  font-size: 0.85rem;
  line-height: 1.45;
}

.status:empty {
  min-height: 0;
  margin: 0;
}

.status.error {
  color: #ffc6b5;
}

/* Item List */
.item-list {
  display: grid;
  gap: 12px;
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  padding: 16px 20px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(8px);
  transition: border-color 180ms ease, background 180ms ease;
}

.item:hover {
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.05);
}

.item a {
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  font-size: 1.02rem;
  transition: color 180ms ease;
}

.item a:hover {
  color: #a7d0f1;
}

.item small {
  display: block;
  color: #aab9c8;
  margin-top: 6px;
  font-size: 0.8rem;
}

.badge {
  align-self: start;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  padding: 4px 12px;
  color: #aab9c8;
  background: rgba(255, 255, 255, 0.05);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06rem;
  text-transform: uppercase;
}

.danger-zone {
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 100, 100, 0.25);
}

.danger-zone h2 {
  color: #ffc6b5;
}

/* Footer */
.account-footer {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  gap: 24px;
  min-height: 72px;
  padding: 18px 20px max(20px, env(safe-area-inset-bottom));
}

@media (max-width: 640px) {
  .site-header {
    min-height: 58px;
    padding: 7px 14px;
  }

  .account-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .usage {
    text-align: left;
  }

  .credits-bar-inner {
    flex-direction: column;
    align-items: stretch;
  }

  .credits-actions {
    flex-direction: column;
  }

  .credits-actions .button {
    width: 100%;
  }

  .input-row {
    grid-template-columns: 1fr;
  }

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

  .form-actions {
    flex-direction: column;
  }

  .form-actions button {
    width: 100%;
  }

  .account-footer {
    flex-wrap: wrap;
    gap: 12px 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .account-star-layer,
  .account-star-copy {
    animation: none;
  }

  .button,
  .home-link,
  .nav-action,
  .account-footer a,
  input,
  .tabs button {
    transition: none;
  }
}