:root {
  --radius-xl: 26px;
  --radius-lg: 20px;
  --radius: 16px;
  --radius-sm: 12px;
  --radius-xs: 9px;
  --radius-pill: 999px;

  --glass-blur: 12px;
  --glass-bg: rgba(255, 255, 255, 0.5);
  --glass-bg-strong: rgba(255, 255, 255, 0.7);
  --glass-bg-soft: rgba(255, 255, 255, 0.28);
  --glass-border-color: rgba(255, 255, 255, 0.62);
  --glass-shadow: 0 8px 24px rgba(24, 50, 73, 0.12);
  --glass-shadow-lg: 0 16px 44px rgba(24, 50, 73, 0.18);

  --bg: #eef3f8;
  --bg-image: none;
  --bg-size: cover;
  --bg-position: center center;
  --bg-veil: transparent;

  --text: #183249;
  --text-dim: #55708d;
  --text-faint: #8ba1b8;
  --border: rgba(24, 50, 73, 0.14);
  --border-soft: rgba(24, 50, 73, 0.08);

  --accent: #346694;
  --accent-dim: #27506f;
  --accent-soft: rgba(52, 102, 148, 0.14);
  --accent-2: #6097d6;
  --gold: #b98d34;

  --danger: #c0392b;
  --danger-soft: rgba(192, 57, 43, 0.14);
  --warn: #b6802a;
  --info: #3f7fb5;
  --ok: #2f8f63;

  --mono: ui-monospace, "Cascadia Mono", "SF Mono", Consolas, "Liberation Mono", monospace;
  --sans: system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", "PingFang SC",
    "Hiragino Sans GB", "Noto Sans CJK SC", sans-serif;

  --header-h: 64px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  overflow-y: scroll;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: var(--font-size, 15px);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background-image: var(--bg-image);
  background-size: var(--bg-size);
  background-position: var(--bg-position);
  background-repeat: no-repeat;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: var(--bg-veil);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }

.wrap { width: min(var(--wrap, 1180px), 100% - 2.5rem); margin-inline: auto; }
.muted { color: var(--text-dim); }
.small { font-size: 0.85rem; }
.mono { font-family: var(--mono); }
.hidden, [hidden] { display: none !important; }
.center { text-align: center; }
.row-between { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.actions { display: flex; align-items: center; gap: 0.7rem; flex-wrap: wrap; }

.panel,
.card,
.stat,
.module-card,
.chart-box,
.profile-item,
.linkcard,
.rules li,
.detail-item,
.notice,
.empty-state,
.wip,
.table-wrap,
.admin-side,
.admin-topbar,
.site-header,
.site-footer,
.auth-card,
.auth-aside,
.user-chip,
.dropdown,
.group,
fieldset.group {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border-color);
  box-shadow: var(--glass-shadow);
  border-radius: var(--radius-lg);
}

.panel,
.card,
.stat,
.module-card,
.chart-box,
.table-wrap,
.admin-side,
.admin-topbar,
.site-header,
.site-footer,
.auth-card,
.auth-aside,
.empty-state,
.wip,
.notice,
.toast {
  -webkit-backdrop-filter: blur(var(--glass-blur));
  backdrop-filter: blur(var(--glass-blur));
}

.dropdown {
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

h1, h2, h3, h4 { margin: 0 0 0.5rem; line-height: 1.28; letter-spacing: -0.01em; }
h1 { font-size: clamp(1.6rem, 4vw, 2.5rem); }
h2 { font-size: 1.2rem; }
h3 { font-size: 1.02rem; }
p { margin: 0 0 0.7rem; }

.section { padding: 2.2rem 0; }
.section-title {
  margin: 0 0 1.1rem;
  font-size: 1.15rem;
  display: flex; align-items: center; gap: 0.6rem;
}
.section-title::before {
  content: ""; width: 5px; height: 1.15em;
  background: linear-gradient(180deg, var(--accent-2), var(--accent));
  border-radius: var(--radius-pill);
}
.section-title.is-long { align-items: flex-start; }
.section-title.is-long::before { flex: none; height: auto; align-self: stretch; }

.btn {
  font: inherit;
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
  padding: 0.52rem 1.05rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--glass-border-color);
  background: var(--glass-bg-strong);
  color: var(--text);
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s, border-color 0.15s;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--glass-shadow); text-decoration: none; }
.btn:active { transform: translateY(0); }
.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dim));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 8px 22px var(--accent-soft);
}
.btn.primary:hover { box-shadow: 0 12px 28px var(--accent-soft); }
.btn.danger { color: var(--danger); border-color: transparent; background: var(--danger-soft); }
.btn.ghost { background: transparent; }
.btn.block { width: 100%; }
.btn.small { font-size: 0.85rem; padding: 0.34rem 0.8rem; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }

input[type="text"], input[type="password"], input[type="email"], input[type="number"],
textarea, select {
  width: 100%;
  font: inherit;
  color: var(--text);
  background: var(--glass-bg-soft);
  border: 1px solid var(--glass-border-color);
  border-radius: var(--radius-sm);
  padding: 0.58rem 0.8rem;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}
input::placeholder, textarea::placeholder { color: var(--text-faint); }
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--glass-bg-strong);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
input:disabled, textarea:disabled { opacity: 0.6; }
textarea { resize: vertical; font-family: var(--sans); }
select option { color: #111; }

.field { display: block; margin-bottom: 0.95rem; }
.field > span { display: block; font-size: 0.85rem; color: var(--text-dim); margin-bottom: 0.32rem; }
.field .hint { display: block; font-size: 0.78rem; color: var(--text-faint); margin-top: 0.28rem; }
.field-error { display: block; font-size: 0.8rem; color: var(--danger); margin-top: 0.28rem; min-height: 1em; }

.img-upload {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 0.4rem;
  width: 100%; min-height: 132px;
  padding: 0.7rem;
  cursor: pointer;
  text-align: center;
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.72);
  transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
  position: relative;   
}
.img-upload:hover { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.img-upload-preview {
  display: block;
  max-width: 100%; max-height: 148px;
  border-radius: var(--radius-xs);
  object-fit: contain;
}
.img-upload-hint { font-size: 0.8rem; color: var(--text-dim); }
.img-upload-status { font-size: 0.76rem; }
.img-upload-input { display: none; }

.img-upload-remove {
  position: absolute; top: 6px; right: 6px;
  padding: 0.16rem 0.56rem;
  font-size: 0.74rem; line-height: 1.5;
  color: var(--danger);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.img-upload-remove:hover { border-color: var(--danger); background: var(--danger-soft); }

.entry-thumb {
  width: 28px; height: 28px;
  border-radius: 8px;
  object-fit: cover;
  vertical-align: middle;
  margin-right: 0.45rem;
  background: rgba(255, 255, 255, 0.7);
}

.form-msg { font-size: 0.86rem; color: var(--text-dim); margin: 0.6rem 0 0; min-height: 1.2em; }
.form-msg.ok { color: var(--ok); }
.form-msg.err { color: var(--danger); }

.card-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.1rem;
}
.card-actions > .form-msg { margin: 0 auto 0 0; }
.card-actions > .muted { margin: 0 auto 0 0; }

.suggest-wrap { position: relative; flex: 1 1 220px; min-width: 180px; }
.suggest-input { width: 100%; }
.suggest-list {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  z-index: 40;
  max-height: 260px;
  overflow-y: auto;
  padding: 0.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--glass-shadow-lg);
}
.suggest-item {
  display: flex; align-items: center; justify-content: space-between; gap: 0.6rem;
  width: 100%;
  padding: 0.42rem 0.6rem;
  border: 0; border-radius: var(--radius-xs);
  background: none;
  color: var(--text);
  font: inherit; font-size: 0.86rem;
  text-align: left;
  cursor: pointer;
}
.suggest-item:hover, .suggest-item.active { background: var(--accent-soft); }
.suggest-value { overflow-wrap: anywhere; }
.suggest-meta { flex: none; font-size: 0.74rem; color: var(--text-faint); }

.badge {
  display: inline-block;
  font-size: 0.72rem; font-family: var(--mono);
  text-transform: uppercase; letter-spacing: 0.06em;
  padding: 0.16rem 0.5rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  color: var(--text-dim);
  background: var(--glass-bg-soft);
}
.badge.accent { color: var(--accent); border-color: transparent; background: var(--accent-soft); }
.badge.danger { color: var(--danger); border-color: transparent; background: var(--danger-soft); }
.badge.warn { color: var(--warn); border-color: transparent; background: rgba(182, 128, 42, 0.16); }
.badge.info { color: var(--info); border-color: transparent; background: rgba(63, 127, 181, 0.16); }

.dot { display: inline-flex; align-items: center; gap: 0.38rem; font-size: 0.78rem; color: var(--text-dim); }
.dot::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--text-faint); }
.dot.online { color: var(--ok); }
.dot.online::before { background: var(--ok); animation: pulse 2.4s infinite; }
.dot.off { color: var(--danger); }
.dot.off::before { background: var(--danger); }

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(47, 143, 99, 0.5); }
  70% { box-shadow: 0 0 0 9px rgba(47, 143, 99, 0); }
  100% { box-shadow: 0 0 0 0 rgba(47, 143, 99, 0); }
}

.panel { padding: 1.25rem 1.35rem; }
.panel.narrow { max-width: 440px; }

.table-wrap { overflow: hidden auto; }
.table { width: 100%; border-collapse: collapse; font-size: 0.9rem; min-width: 620px; }
.table th, .table td { padding: 0.6rem 0.8rem; text-align: left; border-bottom: 1px solid var(--border-soft); }
.table th {
  color: var(--text-dim); font-weight: 600; font-size: 0.82rem;
  background: var(--glass-bg-soft);
  position: sticky; top: 0;
}
.table tbody tr:last-child td { border-bottom: 0; }
.table tbody tr:hover td { background: var(--glass-bg-soft); }

.empty-state {
  padding: 2.2rem 1.4rem;
  text-align: center;
  color: var(--text-dim);
  border-style: dashed;
}
.empty-state strong { display: block; color: var(--text); margin-bottom: 0.35rem; font-size: 1.02rem; }

.wip { padding: 1.5rem 1.3rem; }
.wip h3 { margin-bottom: 0.3rem; }
.wip ul { margin: 0.6rem 0 0; padding-left: 1.2rem; color: var(--text-dim); font-size: 0.9rem; }

.notice { padding: 1.05rem 1.2rem; border-left: 4px solid var(--accent); }
.notice-label {
  display: inline-block; font-size: 0.72rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 0.35rem;
}
.notice p { margin: 0; white-space: pre-line; }

.steps { margin: 0; padding-left: 1.35rem; display: grid; gap: 0.5rem; }
.rules { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.5rem; }
.rules li {
  position: relative; padding: 0.6rem 0.9rem 0.6rem 2.1rem;
  border-radius: var(--radius-sm);
}
.rules li::before {
  content: ""; position: absolute; left: 0.95rem; top: 1.05em;
  width: 7px; height: 7px;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  border-radius: 3px;
  transform: rotate(45deg);
}

.toast-area {
  position: fixed; right: 1.1rem; bottom: 1.1rem; z-index: 100;
  display: flex; flex-direction: column; gap: 0.55rem; align-items: flex-end;
}
.toast {
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-border-color);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  box-shadow: var(--glass-shadow-lg);
  padding: 0.65rem 0.95rem;
  font-size: 0.9rem;
  max-width: min(360px, 80vw);
  animation: toast-in 0.2s ease-out;
}
.toast.err { border-left-color: var(--danger); }
.toast.warn { border-left-color: var(--warn); }
@keyframes toast-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.head { width: 26px; height: 26px; border-radius: 8px; image-rendering: pixelated; flex: none; background: #8a8a8a; }
.player-list { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.player {
  display: flex; align-items: center; gap: 0.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border-color);
  border-radius: var(--radius-pill);
  padding: 0.28rem 0.85rem 0.28rem 0.34rem;
  font-size: 0.88rem;
}

.dropdown-host { position: relative; }
.dropdown {
  position: absolute; right: 0; top: calc(100% + 8px);
  min-width: 200px; z-index: 50; padding: 0.45rem;
  border-radius: var(--radius);
  box-shadow: var(--glass-shadow-lg);
  background: var(--glass-bg-strong);
}
.menu-item {
  font: inherit; width: 100%; text-align: left; cursor: pointer;
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.5rem 0.65rem;
  border-radius: var(--radius-xs);
  background: none; border: 0; color: var(--text-dim); text-decoration: none;
}
.menu-item:hover { background: var(--glass-bg-strong); color: var(--text); text-decoration: none; }

@media (max-width: 720px) {
  .wrap { width: min(var(--wrap, 1180px), 100% - 1.6rem); }
  .section { padding: 1.7rem 0; }
  :root { --glass-blur: 10px; }
}

.toast.success { border-left-color: var(--ok, #4caf50); }
.toast.error, .toast.err { border-left-color: var(--danger); }
.toast.warning, .toast.warn { border-left-color: var(--warn); }
.toast.info { border-left-color: #4a9eff; }

.chip {
  display: inline-flex; align-items: center; gap: 0.25rem;
  padding: 0.1rem 0.5rem; border-radius: 999px;
  font-size: 0.75rem; line-height: 1.5; white-space: nowrap;
  border: 1px solid var(--glass-border-color); background: var(--glass-bg);
  color: var(--text-dim);
}
.chip.success { color: var(--ok, #4caf50); border-color: color-mix(in srgb, var(--ok, #4caf50) 40%, transparent); }
.chip.error { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, transparent); }
.chip.warning { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, transparent); }
.chip.info { color: #4a9eff; border-color: rgba(74, 158, 255, 0.4); }
.chip-row { display: flex; flex-wrap: wrap; gap: 0.3rem; align-items: center; }

.chip-btn {
  font: inherit;
  font-size: 0.75rem;
  line-height: 1.5;
  padding: 0.1rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--glass-border-color);
  background: var(--glass-bg);
  color: var(--text-dim);
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.chip-btn:hover { border-color: var(--accent); color: var(--accent); }
.chip-btn.active { border-color: var(--accent); color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); }
.chip-btn.danger { color: var(--danger); }
.chip-btn.danger:hover, .chip-btn.danger.active { border-color: var(--danger); color: var(--danger); }

.stat-row { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-bottom: 0.7rem; }
.stat-tile {
  display: flex; flex-direction: column; gap: 0.1rem;
  min-width: 96px; padding: 0.55rem 0.8rem;
  border: 1px solid var(--glass-border-color); border-radius: var(--radius);
  background: var(--glass-bg);
}
.stat-tile.warn { border-color: color-mix(in srgb, var(--warn) 45%, transparent); }
.stat-value { font-size: 1.15rem; font-weight: 600; }
.stat-label { font-size: 0.76rem; color: var(--text-faint); }

.toolbar { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: flex-end; margin-bottom: 0.6rem; }
.field.inline { display: inline-flex; flex-direction: column; margin-bottom: 0; }
.field.inline > span { margin-bottom: 0.25rem; }
.field.grow { flex: 1 1 220px; }
.pager { display: flex; align-items: center; gap: 0.6rem; justify-content: flex-end; margin-top: 0.8rem; }

.pw-field { position: relative; }
.pw-input-row { position: relative; display: flex; align-items: center; }
.pw-input-row .input { padding-right: 3.6rem; }
.pw-toggle {
  position: absolute; right: 0.35rem; top: 50%; transform: translateY(-50%);
  border: 0; background: none; color: var(--text-dim);
  font-size: 0.8rem; padding: 0.2rem 0.45rem; border-radius: var(--radius-xs);
  cursor: pointer;
}
.pw-toggle:hover { background: var(--glass-bg-strong); color: var(--text); }

.pw-meter { display: flex; align-items: center; gap: 0.5rem; margin-top: 0.35rem; }
.pw-meter-bar {
  flex: 1 1 auto; height: 4px; border-radius: 999px;
  background: var(--glass-border-color);
  position: relative; overflow: hidden;
}
.pw-meter-bar::after {
  content: ''; position: absolute; inset: 0 auto 0 0;
  width: 0; background: var(--danger); transition: width 0.2s, background 0.2s;
}
.pw-meter[data-score="1"] .pw-meter-bar::after { width: 20%; background: var(--danger); }

.pw-meter[data-ok="0"] .pw-meter-text { color: var(--danger); }
input.input[data-weak="1"] { border-color: var(--danger); box-shadow: 0 0 0 3px var(--danger-soft); }
.pw-meter[data-score="2"] .pw-meter-bar::after { width: 40%; background: var(--warn); }
.pw-meter[data-score="3"] .pw-meter-bar::after { width: 60%; background: var(--warn); }
.pw-meter[data-score="4"] .pw-meter-bar::after { width: 80%; background: var(--ok, #4caf50); }
.pw-meter[data-score="5"] .pw-meter-bar::after { width: 100%; background: var(--ok, #4caf50); }
.pw-meter-text { font-size: 0.75rem; color: var(--text-faint); white-space: nowrap; }

.confirm-dialog {
  border: 1px solid var(--glass-border-color);
  border-radius: var(--radius);
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--glass-blur));
  color: var(--text);
  padding: 1.1rem 1.2rem;
  max-width: min(420px, 88vw);
}
.confirm-dialog::backdrop { background: rgba(0, 0, 0, 0.45); }
.confirm-title { margin: 0 0 0.4rem; font-size: 1.02rem; }
.confirm-message { margin: 0 0 0.9rem; color: var(--text-dim); font-size: 0.9rem; line-height: 1.6; }
.confirm-actions { display: flex; gap: 0.6rem; justify-content: flex-end; }

.security-alert {
  max-width: min(460px, 92vw);
  padding: 1.6rem 1.6rem;
  border: 1px solid var(--danger, #e5484d);
}
.security-alert .confirm-title { font-size: 1.18rem; color: var(--danger, #e5484d); }
.security-alert .confirm-message { font-size: 0.95rem; }
.security-alert .confirm-actions { justify-content: center; }
.security-alert .confirm-actions .btn { min-width: 140px; }

.mail-status { display: flex; flex-direction: column; gap: 0.45rem; }
.mail-line { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }
.err-list { display: flex; flex-direction: column; gap: 0.5rem; }
.err-item {
  border: 1px solid var(--glass-border-color); border-radius: var(--radius);
  background: var(--glass-bg); padding: 0.5rem 0.7rem;
}
.err-item[open] { background: var(--glass-bg-strong); }
.err-item summary {
  display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center;
  cursor: pointer; list-style: none;
}
.err-item summary::-webkit-details-marker { display: none; }
.err-time { flex: none; }
.err-path { font-family: var(--mono, ui-monospace, SFMono-Regular, Menlo, monospace); font-size: 0.82rem; color: var(--text-dim); }
.err-msg { flex: 1 1 260px; font-size: 0.88rem; }
.err-detail { margin-top: 0.55rem; display: flex; flex-direction: column; gap: 0.45rem; }
.err-detail-grid {
  display: grid; grid-template-columns: auto 1fr; gap: 0.25rem 0.7rem;
  font-size: 0.82rem; align-items: baseline;
}
.err-detail-grid code { font-family: var(--mono, ui-monospace, SFMono-Regular, Menlo, monospace); font-size: 0.8rem; }
.err-stack {
  margin: 0; padding: 0.55rem 0.7rem; max-height: 220px; overflow: auto;
  background: rgba(0, 0, 0, 0.28); border-radius: var(--radius-xs);
  font-family: var(--mono, ui-monospace, SFMono-Regular, Menlo, monospace);
  font-size: 0.76rem; line-height: 1.5; white-space: pre-wrap; word-break: break-all;
}
.err-actions { display: flex; justify-content: flex-end; margin-top: 0.5rem; }

.hidden { display: none !important; }
.row-with-button { display: flex; gap: 0.5rem; align-items: center; }
.row-with-button .input { flex: 1 1 auto; }
.row-with-button .btn { flex: none; white-space: nowrap; }
.form-msg.ok { color: var(--ok, #4caf50); }
.register-step { display: block; }
.agree-row {
  display: flex; align-items: flex-start; gap: 0.5rem;
  font-size: 0.88rem; color: var(--text-dim); margin-bottom: 0.9rem;
}
.agree-row input[type="checkbox"] { margin-top: 0.2rem; flex: none; }

.badge.ok { color: var(--ok); border-color: transparent; background: rgba(47, 143, 99, 0.16); }

.stack { display: flex; flex-direction: column; gap: 0.6rem; }
.stack > * { margin: 0; }

.code-input {
  font-family: var(--mono, ui-monospace, SFMono-Regular, Menlo, monospace);
  font-size: 1.6rem;
  letter-spacing: 0.5em;
  text-align: center;
  padding: 0.6rem 0.5rem 0.6rem 1rem;
}
.code-input::placeholder { letter-spacing: 0.25em; font-size: 1rem; }