:root {
  color-scheme: dark;
  --paper: #e6dcc6;
  --paper-soft: rgba(230, 220, 198, 0.16);
  --paper-line: rgba(230, 220, 198, 0.26);
  --ink: #0f1620;
  --ink-soft: #27303b;
  --rail: #162938;
  --rail-bright: #21465d;
  --signal: #2f8e86;
  --signal-soft: rgba(47, 142, 134, 0.18);
  --danger: #a3472f;
  --danger-soft: rgba(163, 71, 47, 0.18);
  --warning: #bf7c1f;
  --warning-soft: rgba(191, 124, 31, 0.18);
  --muted: #9aa8b7;
  --muted-soft: rgba(154, 168, 183, 0.18);
  --line: rgba(255, 255, 255, 0.1);
  --surface: rgba(12, 18, 26, 0.94);
  --surface-raised: rgba(18, 26, 37, 0.98);
  --backdrop: rgba(5, 9, 13, 0.7);
  --shadow: 0 24px 56px rgba(0, 0, 0, 0.4);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

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

body {
  min-height: 100vh;
  overflow-x: hidden;
  font-family: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(47, 142, 134, 0.16), transparent 34%),
    radial-gradient(circle at 85% 12%, rgba(191, 124, 31, 0.12), transparent 24%),
    linear-gradient(180deg, #0d141c 0%, #0a0f15 100%);
  color: var(--paper);
}

button,
a,
input,
select,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--paper);
  outline-offset: 3px;
}

button:disabled {
  opacity: 0.62;
  cursor: wait;
  transform: none;
}

.app-shell {
  width: min(100%, 620px);
  margin: 0 auto;
  padding: 32px 18px calc(56px + env(safe-area-inset-bottom));
}

.masthead {
  padding: 4px 6px 20px;
}

.masthead__top,
.section-heading,
.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.kicker,
.eyebrow,
.rail-label,
.label,
.panel__caption,
.field__label {
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.kicker,
.eyebrow,
.label,
.panel__caption,
.field__label {
  margin: 0;
  font-size: 0.74rem;
  color: var(--muted);
}

.masthead h1,
.panel h2,
.admin-drawer h2,
.modal-card h2,
.admin-drawer h3 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.masthead h1 {
  margin-top: 10px;
  font-size: clamp(2.4rem, 8vw, 4.2rem);
  line-height: 0.95;
}

.lead {
  max-width: 46ch;
  margin: 14px 0 0;
  color: #d4cbb7;
  font-size: 0.98rem;
  line-height: 1.7;
}

.pass-card,
.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.pass-card {
  position: relative;
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  overflow: hidden;
}

.pass-card::after {
  content: "";
  position: absolute;
  inset: 16px auto 16px 76px;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(230, 220, 198, 0.34), transparent);
}

.pass-card__rail {
  position: relative;
  display: flex;
  justify-content: center;
  padding: 18px 0;
  background:
    linear-gradient(180deg, rgba(33, 70, 93, 0.88), rgba(22, 41, 56, 0.96)),
    repeating-linear-gradient(180deg, rgba(230, 220, 198, 0.04) 0 9px, transparent 9px 18px);
}

.pass-card__rail::before,
.pass-card__rail::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #0a0f15;
  box-shadow: 0 0 0 1px rgba(230, 220, 198, 0.06);
}

.pass-card__rail::before { top: -22px; }
.pass-card__rail::after { bottom: -22px; }

.rail-label {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: 0.72rem;
  color: rgba(230, 220, 198, 0.82);
}

.pass-card__body { padding: 22px 20px 24px; }

.pair-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 14px;
}

.pair { min-width: 0; }

.value {
  margin: 8px 0 0;
  color: #fbf6ec;
  font-size: 1rem;
  line-height: 1.5;
}

.value--mono,
.member-openid {
  font-family: "Consolas", "SFMono-Regular", "Liberation Mono", monospace;
  font-size: 0.88rem;
  word-break: break-all;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 0.84rem;
  font-weight: 600;
  white-space: nowrap;
}

.badge--success { background: var(--signal-soft); color: #8ce2d8; }
.badge--warning { background: var(--warning-soft); color: #f2bc68; }
.badge--danger { background: var(--danger-soft); color: #ef9a82; }
.badge--muted { background: var(--muted-soft); color: #c2cddb; }

.status-banner {
  margin-top: 22px;
  padding: 16px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
}
.status-banner--info { background: rgba(33, 70, 93, 0.24); border-color: rgba(121, 169, 201, 0.24); }
.status-banner--success { background: var(--signal-soft); border-color: rgba(140, 226, 216, 0.18); }
.status-banner--warning { background: var(--warning-soft); border-color: rgba(242, 188, 104, 0.16); }
.status-banner--danger { background: var(--danger-soft); border-color: rgba(239, 154, 130, 0.16); }
.status-banner__title { margin: 0; font-size: 1rem; font-weight: 600; }
.status-banner__text { margin: 8px 0 0; color: #dfd5c2; font-size: 0.94rem; line-height: 1.65; }

.panel { margin-top: 18px; padding: 20px; }
.panel__header { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; }
.panel h2 { margin-top: 8px; font-size: 1.5rem; }
.panel__caption { max-width: 24ch; line-height: 1.6; }

.resource-box {
  margin-top: 18px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
}
.resource-link { display: block; color: #9fefe5; line-height: 1.8; word-break: break-all; }
.resource-link:hover { text-decoration: underline; }

.action-row,
.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}
.action-row { flex-direction: column; }
.action-row--dual { margin-top: 16px; }
.form-actions--start { justify-content: flex-start; }

.button,
.link-button,
.admin-entry,
.icon-button,
.text-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.18s ease, border-color 0.18s ease, background-color 0.18s ease, color 0.18s ease;
}

.button:hover,
.link-button:hover,
.admin-entry:hover,
.icon-button:hover,
.text-button:hover { transform: translateY(-1px); }

.button,
.link-button {
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
}
.button--primary,
.link-button { background: var(--paper); border-color: var(--paper); color: var(--ink); font-weight: 700; }
.button--ghost { background: transparent; border-color: var(--paper-line); color: var(--paper); }
.button--danger { background: transparent; border-color: rgba(239, 154, 130, 0.34); color: #ef9a82; }

.admin-entry {
  min-height: 38px;
  padding: 0 13px;
  border-color: rgba(230, 220, 198, 0.28);
  border-radius: 999px;
  background: rgba(18, 38, 51, 0.72);
  color: var(--paper);
  font-size: 0.83rem;
  font-weight: 600;
  white-space: nowrap;
}

.hidden { display: none !important; }

.dialog-backdrop {
  position: fixed;
  z-index: 30;
  inset: 0;
  display: block;
  width: 100%;
  border: 0;
  background: var(--backdrop);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.24s ease;
}
.dialog-backdrop--visible { opacity: 1; pointer-events: auto; }

.admin-drawer {
  position: fixed;
  z-index: 31;
  top: 0;
  right: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  width: min(100vw, 520px);
  height: 100dvh;
  padding-top: env(safe-area-inset-top);
  border-left: 1px solid rgba(230, 220, 198, 0.18);
  background:
    linear-gradient(180deg, rgba(24, 43, 56, 0.98), rgba(11, 17, 25, 0.99) 34%),
    var(--surface-raised);
  box-shadow: -28px 0 64px rgba(0, 0, 0, 0.42);
  transform: translateX(104%);
  transition: transform 0.28s cubic-bezier(0.2, 0.72, 0.2, 1);
  visibility: hidden;
}
.admin-drawer--open { transform: translateX(0); visibility: visible; }

.drawer-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 24px 24px 20px;
  border-bottom: 1px solid var(--line);
}
.admin-drawer h2,
.modal-card h2 { margin-top: 7px; font-size: 1.85rem; }
.admin-drawer h3 { margin-top: 6px; font-size: 1.32rem; }
.drawer-intro,
.drawer-note,
.field__hint,
.empty-note {
  margin: 10px 0 0;
  color: #c7c1b3;
  font-size: 0.88rem;
  line-height: 1.65;
}

.icon-button {
  flex: 0 0 auto;
  min-height: 36px;
  padding: 0 10px;
  border-color: rgba(230, 220, 198, 0.22);
  border-radius: 999px;
  background: transparent;
  color: var(--paper);
  font-size: 0.78rem;
}

.drawer-scroll {
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 0 24px calc(28px + env(safe-area-inset-bottom));
}

.drawer-section {
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}
.drawer-section--footer { border-bottom: 0; }
.section-meta { margin: 3px 0 0; color: var(--muted); font-size: 0.78rem; white-space: nowrap; }

.readiness-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 18px 0 0;
}
.readiness-item {
  padding: 12px;
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.025);
}
.readiness-item dt { color: var(--muted); font-size: 0.74rem; }
.readiness-item dd { margin: 7px 0 0; color: #f7f1e5; font-size: 0.92rem; }

.readonly-line {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 16px;
  padding: 12px 0;
  border-top: 1px solid rgba(255,255,255,0.07);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  color: var(--muted);
  font-size: 0.86rem;
}
.readonly-line strong { color: #e9dfca; font-weight: 600; text-align: right; }

.input-grid { display: grid; gap: 14px; margin-top: 18px; }
.field { display: grid; gap: 8px; }
.input {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid rgba(230, 220, 198, 0.14);
  border-radius: var(--radius-sm);
  background: rgba(7, 12, 17, 0.86);
  color: #f7f1e5;
}
.input::placeholder { color: #738191; }
.textarea { min-height: 110px; padding-top: 12px; padding-bottom: 12px; resize: vertical; line-height: 1.5; }
.input--compact { min-height: 38px; padding: 0 10px; font-size: 0.82rem; }

.check-row,
.mini-check {
  display: flex;
  align-items: center;
  gap: 9px;
  color: #ddd4c3;
  font-size: 0.88rem;
  line-height: 1.45;
}
.check-row input,
.mini-check input { accent-color: var(--signal); }
.check-row--boxed {
  min-height: 48px;
  padding: 0 12px;
  border: 1px solid rgba(230,220,198,0.14);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.025);
}

.followers-list,
.whitelist-list {
  display: grid;
  gap: 8px;
  max-height: 250px;
  margin-top: 14px;
  overflow-y: auto;
  overscroll-behavior: contain;
}
.follower-item,
.member-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.025);
}
.follower-item__text,
.member-openid { min-width: 0; margin: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.member-row { align-items: flex-start; }
.member-row__controls { display: flex; flex: 0 0 auto; flex-wrap: wrap; justify-content: flex-end; gap: 8px; }

.member-form {
  display: grid;
  gap: 12px;
  margin-top: 16px;
  padding: 14px;
  border: 1px solid rgba(230,220,198,0.1);
  border-radius: var(--radius-md);
  background: rgba(8,14,20,0.44);
}
.member-grid { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; }

.text-button {
  min-height: 32px;
  padding: 0 5px;
  border: 0;
  border-bottom: 1px solid rgba(159, 239, 229, 0.45);
  border-radius: 0;
  background: transparent;
  color: #9fefe5;
  font-size: 0.82rem;
  white-space: nowrap;
}

.modal-layer {
  position: fixed;
  z-index: 40;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
  background: var(--backdrop);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}
.modal-layer--top { z-index: 50; }
.modal-layer--open { opacity: 1; pointer-events: auto; }
.modal-card {
  width: min(100%, 430px);
  padding: 24px;
  border: 1px solid rgba(230,220,198,0.2);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(27,49,63,0.99), rgba(13,20,29,0.99));
  box-shadow: var(--shadow);
}
.form-error { min-height: 1.4em; margin: -4px 0 0; color: #ef9a82; font-size: 0.88rem; line-height: 1.45; }

.toast {
  position: fixed;
  z-index: 60;
  left: 50%;
  bottom: calc(28px + env(safe-area-inset-bottom));
  max-width: calc(100vw - 32px);
  padding: 12px 18px;
  border: 1px solid rgba(230,220,198,0.16);
  border-radius: 999px;
  background: rgba(15,22,32,0.96);
  color: var(--paper);
  text-align: center;
  transform: translate(-50%, 10px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.toast--visible { transform: translate(-50%, 0); opacity: 1; }

.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: 640px) {
  .app-shell { padding: 20px 14px calc(40px + env(safe-area-inset-bottom)); }
  .pass-card { grid-template-columns: 60px minmax(0, 1fr); }
  .pass-card::after { left: 60px; }
  .pass-card__body, .panel { padding: 18px 16px; }
  .pair-grid { grid-template-columns: 1fr; }
  .panel__header { flex-direction: column; }
  .panel__caption { max-width: none; }

  .admin-drawer {
    top: auto;
    bottom: 0;
    width: 100%;
    height: min(88dvh, 760px);
    padding-top: 0;
    border-top: 1px solid rgba(230,220,198,0.18);
    border-left: 0;
    border-radius: 26px 26px 0 0;
    transform: translateY(104%);
  }
  .admin-drawer::before {
    content: "";
    width: 40px;
    height: 4px;
    margin: 10px auto -8px;
    border-radius: 99px;
    background: rgba(230,220,198,0.28);
  }
  .admin-drawer--open { transform: translateY(0); }
  .drawer-header { padding: 24px 18px 18px; }
  .drawer-scroll { padding: 0 18px calc(22px + env(safe-area-inset-bottom)); }
  .readiness-grid { grid-template-columns: 1fr; }
  .member-grid { grid-template-columns: 1fr; }
  .member-row { flex-direction: column; }
  .member-row__controls { width: 100%; justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
}