#account .studio-account-dialog {
  width: min(920px, calc(100vw - 2 * var(--container-padding)));
  gap: 22px;
  overflow-x: hidden;
  color: var(--text);
  border-color: var(--line);
  background:
    linear-gradient(118deg, rgba(255, 255, 255, 0.28), transparent 24%),
    linear-gradient(145deg, var(--surface-strong), var(--surface));
  box-shadow:
    var(--shadow),
    0 38px 120px rgba(0, 0, 0, 0.24),
    inset 0 1px 0 rgba(255, 255, 255, 0.26);
  isolation: isolate;
}

#account .studio-account-dialog::before,
#account .studio-account-dialog::after {
  content: "";
  position: absolute;
  z-index: -1;
  pointer-events: none;
}

#account .studio-account-dialog::before {
  inset: 0 -12% auto;
  height: 58%;
  background:
    repeating-linear-gradient(
      120deg,
      transparent 0 32px,
      var(--line) 32px 34px,
      transparent 34px 82px
    );
  opacity: 0.66;
  transform: rotate(-5deg);
}

#account .studio-account-dialog::after {
  inset: auto -20% 0 18%;
  height: 58%;
  background: linear-gradient(110deg, var(--accent), var(--accent-2), var(--accent-3));
  filter: blur(48px);
  opacity: 0.18;
  transform: skewX(-18deg);
}

#account .studio-overlay-close {
  color: var(--text);
  border-color: var(--line);
  background: var(--surface);
}

.auth-shine-head {
  margin-bottom: 0;
}

.auth-shine-head .eyebrow {
  color: var(--accent);
}

.auth-shine-head h2 {
  color: var(--text);
  font-size: 4.3rem;
  text-shadow: 0 16px 42px rgba(0, 0, 0, 0.34);
}

.auth-shine-layout {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(250px, 0.82fr) minmax(320px, 1fr);
  gap: clamp(16px, 3vw, 28px);
  align-items: stretch;
}

.auth-shine-side,
.auth-shine-card {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.auth-shine-side {
  display: grid;
  align-content: start;
  gap: 14px;
  padding: clamp(18px, 3vw, 28px);
  color: var(--text);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.28), transparent),
    linear-gradient(145deg, var(--surface), var(--surface-strong));
}

.auth-shine-kicker {
  width: fit-content;
  margin: 0;
  padding: 7px 11px;
  border-radius: 999px;
  color: var(--accent-text, #fff);
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.auth-shine-side > strong {
  color: var(--text);
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  line-height: 1.14;
}

.auth-shine-side > p:not(.auth-shine-kicker) {
  margin: 0;
  color: var(--muted);
  line-height: 1.62;
}

#account .auth-state {
  display: grid;
  gap: 12px;
  margin-top: auto;
  padding: 18px;
  border-color: var(--line);
  color: var(--text);
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.2), transparent),
    var(--surface);
}

#account .auth-state .status-pill {
  border: 1px solid var(--line);
}

#account .status-copy,
#account .auth-hint {
  color: var(--muted);
}

.auth-shine-card {
  position: relative;
  display: grid;
  gap: 18px;
  padding: clamp(18px, 3vw, 30px);
  color: var(--text);
  background:
    linear-gradient(128deg, rgba(255, 255, 255, 0.34), transparent 74%),
    linear-gradient(145deg, var(--surface-strong), var(--surface));
  box-shadow:
    var(--shadow),
    0 24px 70px rgba(0, 0, 0, 0.16);
}

#account .auth-form {
  gap: 14px;
}

#account .auth-form label {
  color: var(--text);
}

#account .auth-form input {
  width: 100%;
  min-height: 48px;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--text);
  background: var(--surface);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

#account .auth-form input:focus-visible {
  border-color: var(--accent);
  box-shadow:
    0 0 0 4px var(--line),
    inset 0 1px 0 rgba(255, 255, 255, 0.24);
}

#account .auth-legal-note,
#account .account-summary p,
#account .activation-panel p {
  color: var(--muted);
}

#account .auth-legal-checkbox a {
  color: var(--accent);
}

#account .auth-account,
#account .activation-panel {
  color: var(--text);
  border-color: var(--line);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.24), transparent 72%),
    var(--surface);
}

.auth-utility-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  justify-content: space-between;
}

.auth-text-action {
  min-height: 36px;
  padding: 0;
  border: 0;
  color: var(--accent);
  background: transparent;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.auth-text-action:hover,
.auth-text-action:focus-visible {
  color: var(--accent-2);
}

#account .auth-feedback {
  min-height: 24px;
  color: var(--muted);
}

.auth-session-sheet {
  position: absolute;
  inset: clamp(16px, 3vw, 28px);
  z-index: 4;
  display: grid;
  align-content: start;
  gap: 18px;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  color: var(--text);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.28), transparent 72%),
    var(--surface-strong);
  box-shadow: 0 28px 92px rgba(0, 0, 0, 0.4);
  animation: auth-session-rise 240ms ease both;
}

.auth-session-head {
  display: grid;
  gap: 6px;
  padding-right: 52px;
}

.auth-session-head h3 {
  color: var(--text);
  font-size: 2.35rem;
}

.auth-session-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--text);
  background: var(--surface);
  font-size: 0;
}

.auth-session-close::before,
.auth-session-close::after {
  content: "";
  position: absolute;
  top: 20px;
  left: 12px;
  width: 17px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
}

.auth-session-close::before {
  transform: rotate(45deg);
}

.auth-session-close::after {
  transform: rotate(-45deg);
}

.auth-session-list {
  display: grid;
  gap: 12px;
}

.auth-session-item {
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.auth-session-item div {
  min-width: 0;
  display: grid;
  gap: 5px;
}

.auth-session-item span:not(.auth-session-pill) {
  color: var(--muted);
  line-height: 1.45;
}

.auth-session-pill {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--accent-text, #fff);
  background: linear-gradient(135deg, var(--accent-2), var(--accent-3));
  font-size: 0.77rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.auth-session-note {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

@keyframes auth-session-rise {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 820px) {
  #account .studio-account-dialog {
    width: 100%;
  }

  .auth-shine-head h2 {
    font-size: 3.25rem;
  }

  .auth-shine-layout {
    grid-template-columns: 1fr;
  }

  .auth-shine-card {
    order: -1;
  }

  .auth-shine-side {
    gap: 12px;
  }
}

@media (max-width: 560px) {
  #account .studio-account-dialog {
    gap: 18px;
  }

  .auth-shine-head h2 {
    font-size: 2.85rem;
  }

  .auth-session-head h3 {
    font-size: 2rem;
  }

  .auth-session-sheet {
    inset: 10px;
    overflow: auto;
  }

  .auth-session-item {
    align-items: stretch;
    flex-direction: column;
  }

  .auth-session-item .button {
    width: 100%;
  }
}

body[data-theme="contrast"] #account .studio-account-dialog,
body[data-theme="contrast"] .auth-shine-card,
body[data-theme="contrast"] .auth-shine-side,
body[data-theme="contrast"] .auth-session-sheet {
  box-shadow: none;
}

body[data-theme="contrast"] #account .studio-account-dialog::after {
  opacity: 0.1;
}