:root {
  color-scheme: light; --bg: #f5f6f3; --surface: #fff; --surface-2: #eef2ef; --text: #17201b; --muted: #627067; --line: #dce3dd; --accent: #0f766e; --accent-strong: #115e59; --accent-soft: #eaf5f1; --danger: #b42318; --warning: #9a6700; --shadow: 0 12px 36px rgba(21, 32, 27, .045);
  font-family: "Segoe UI", "Microsoft YaHei", Arial, sans-serif; font-synthesis: none; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-padding-top: 90px; }
body { margin: 0; min-width: 0; min-height: 100vh; background: var(--bg); color: var(--text); font-size: 14px; line-height: 1.6; }
button, input, select, textarea { font: inherit; }
button, a, input, select, textarea { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
button:disabled { cursor: not-allowed; opacity: .52; }
:focus-visible { outline: 3px solid rgba(15, 118, 110, .6); outline-offset: 3px; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { line-height: 1.35; letter-spacing: -.025em; }
h2 { font-size: 21px; font-weight: 650; }
h3 { font-size: 16px; }
input, select, textarea { width: 100%; min-width: 0; border: 1px solid var(--line); border-radius: 9px; background: var(--surface); color: var(--text); padding: 11px 12px; outline: none; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(15, 118, 110, .1); }
input::placeholder, textarea::placeholder { color: #8b968e; }
input[type="checkbox"] { width: 17px; height: 17px; padding: 0; flex-shrink: 0; accent-color: var(--accent); }
input[readonly] { background: #f8faf8; }
textarea { resize: vertical; }
fieldset { min-width: 0; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 40px; padding: 9px 15px; flex-shrink: 0; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--text); font-weight: 550; line-height: 1.4; transition: background .15s, border-color .15s, box-shadow .15s; }
.button:hover:not(:disabled) { background: #f7faf7; border-color: #a4b8ab; }
.button-primary { background: var(--accent); border-color: var(--accent); color: #fff; box-shadow: 0 3px 8px rgba(15, 118, 110, .08); }
.button-primary:hover:not(:disabled) { background: var(--accent-strong); border-color: var(--accent-strong); }
.button-quiet { border-color: transparent; background: transparent; color: var(--muted); }
.button-small { min-height: 34px; font-size: 12px; padding: 7px 11px; }
.button-large { min-height: 50px; font-size: 15px; }
.button-full { width: 100%; }
.button-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.button-danger:hover:not(:disabled) { background: #941c13; border-color: #941c13; }
.button-danger-quiet { color: var(--danger); }
.button-danger-quiet:hover:not(:disabled) { border-color: #edb8b2; background: #fff5f3; }
.button[aria-busy="true"]::before { content: ""; width: 13px; height: 13px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.surface { min-width: 0; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow); }
.site-header { background: rgba(255, 255, 255, .84); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; max-width: 1200px; min-height: 84px; margin: 0 auto; padding: 14px 36px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex-shrink: 0; }
.brand-mark { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 11px; background: var(--accent); color: #fff; font-size: 20px; font-weight: 600; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .15); }
.brand strong { display: block; font-size: 20px; font-weight: 700; line-height: 1.3; letter-spacing: .04em; }
.brand small { display: block; font-size: 10px; color: var(--muted); letter-spacing: .13em; }
.header-actions { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 24px; }
.header-note { display: inline-flex; align-items: center; gap: 7px; font-size: 12px; color: var(--muted); }
.dot { display: inline-block; width: 6px; height: 6px; flex-shrink: 0; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.text-link { font-size: 12px; color: var(--muted); }
.text-link:hover { color: var(--accent); }
.text-link span { margin-left: 5px; }
.public-main { max-width: 1200px; padding: 0 36px; margin: 0 auto; }
.hero { display: grid; grid-template-columns: 1.2fr 1fr; align-items: center; gap: 64px; padding: 76px 0 64px; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; font-size: 10px; font-weight: 700; letter-spacing: .15em; line-height: 1.5; color: var(--muted); }
.eyebrow-line { width: 24px; height: 2px; background: var(--accent); }
.hero-copy h1 { margin-top: 24px; font-size: clamp(34px, 3.6vw, 47px); line-height: 1.45; font-weight: 680; letter-spacing: -.05em; }
.accent { color: var(--accent); }
.hero-description { margin-top: 22px; color: var(--muted); font-size: 14px; line-height: 1.95; }
.journey { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; list-style: none; margin: 40px 0 0; padding: 0; }
.journey li { display: flex; flex-direction: column; gap: 4px; }
.journey li + li { border-left: 1px solid var(--line); padding-left: 19px; }
.journey li > span { font-family: "Segoe UI", sans-serif; color: #91a49a; font-size: 11px; letter-spacing: .04em; margin-bottom: 6px; }
.journey strong { font-size: 13px; font-weight: 600; }
.journey small { color: var(--muted); font-size: 10px; }
.redeem-card { position: relative; padding: 32px; box-shadow: 0 24px 64px rgba(35, 69, 53, .06), 0 4px 8px rgba(35, 69, 53, .025); }
.redeem-card::before { position: absolute; content: ""; top: -1px; left: 32px; right: 32px; height: 2px; background: var(--accent); border-radius: 2px; }
.panel-heading { display: flex; justify-content: space-between; align-items: center; margin-bottom: 22px; }
.mini-icon { display: inline-grid; place-items: center; width: 38px; height: 38px; flex-shrink: 0; background: var(--accent-soft); color: var(--accent); border: 1px solid #d5e8df; border-radius: 10px; font-size: 20px; }
.redeem-card h2 { font-size: 23px; }
.section-description { margin-top: 8px; font-size: 12px; color: var(--muted); line-height: 1.85; }
.redeem-card form { margin-top: 25px; }
.field-label, .field label { display: block; font-size: 12px; font-weight: 600; margin-bottom: 7px; }
.field { min-width: 0; }
.field-help { display: block; margin-top: 8px; font-size: 11px; line-height: 1.8; color: var(--muted); overflow-wrap: anywhere; }
.input-actions { display: flex; align-items: center; gap: 7px; min-width: 0; }
.input-actions input { flex: 1; }
.card-input-wrap { position: relative; border: 1px solid var(--line); background: #fafbf9; border-radius: 9px; padding-right: 4px; }
.card-input-wrap:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(15, 118, 110, .1); }
.card-input-wrap input { min-height: 48px; border: 0; background: transparent; box-shadow: none; }
#redeem-submit { margin-top: 22px; justify-content: space-between; padding-left: 20px; padding-right: 20px; }
.privacy-note { display: flex; gap: 6px; align-items: flex-start; font-size: 10px; color: #819087; line-height: 1.7; margin-top: 19px; }
.badge { display: inline-flex; align-items: center; flex-shrink: 0; gap: 5px; font-size: 10px; font-weight: 600; padding: 4px 9px; border-radius: 5px; line-height: 1.5; white-space: nowrap; }
.badge-teal { color: var(--accent); background: var(--accent-soft); }
.badge-muted { color: var(--muted); background: var(--surface-2); }
.badge-warning { color: var(--warning); background: #fff6dc; }
.badge-danger { color: var(--danger); background: #fef0ec; }
.section-heading, .page-heading { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-bottom: 24px; }
.section-heading h2 { margin-top: 7px; }
.section-heading.compact h2 { margin-top: 4px; font-size: 17px; }
.subtle-pill { display: inline-flex; padding: 5px 10px; border-radius: 6px; background: #f6f8f5; color: var(--muted); font-size: 10px; white-space: nowrap; }
.platform-section { padding: 26px 28px 20px; }
.platform-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.platform-item { display: flex; align-items: center; gap: 12px; padding: 13px 0; min-width: 0; }
.platform-item strong { display: block; font-size: 13px; font-weight: 600; overflow-wrap: anywhere; }
.platform-symbol { display: grid; place-items: center; width: 36px; height: 36px; flex-shrink: 0; background: #f1f5f1; color: #37594d; border: 1px solid #e5ebe5; border-radius: 10px; font-family: "Segoe UI", sans-serif; font-size: 17px; font-weight: 600; }
.symbol-claude { background: #f8eee8; border-color: #f0e4db; color: #ad6e52; }
.symbol-muse { background: #f0eef8; border-color: #e7e2f1; color: #797094; }
.symbol-xai { background: #eff1f1; border-color: #e2e6e5; color: #42524a; }
.verification { display: block; font-size: 10px; color: var(--warning); margin-top: 3px; }
.verification.verified { color: var(--accent); }
.platform-footnote { padding-top: 14px; border-top: 1px solid #edf0eb; margin-top: 12px; font-size: 10px; }
.guide-section { display: grid; grid-template-columns: .85fr 1.2fr; gap: 70px; padding: 62px 2px 58px; }
.guide-section h2 { margin-top: 12px; font-size: 22px; }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { cursor: pointer; list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 0; font-size: 12px; font-weight: 550; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; color: #8f9e95; font-size: 18px; flex-shrink: 0; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { font-size: 12px; color: var(--muted); line-height: 1.95; padding-bottom: 18px; }
.site-footer { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; max-width: 1128px; margin: 0 auto; border-top: 1px solid var(--line); padding: 24px 0 30px; color: #87938b; font-size: 10px; }
.site-footer strong { color: var(--muted); font-weight: 600; }
.notice { padding: 11px 13px; border: 1px solid transparent; border-radius: 8px; font-size: 12px; line-height: 1.8; overflow-wrap: anywhere; margin: 14px 0; }
.notice-muted { background: #f1f4f0; border-color: #e6ebe3; color: var(--muted); }
.notice-info, .notice-success { background: #edf6f2; border-color: #d5e9df; color: var(--accent-strong); }
.notice-warning { background: #fff9eb; border-color: #eee0bd; color: #8a6517; }
.notice-error { background: #fff3f0; border-color: #f1d1ca; color: #a53429; }
.results-section { margin: 0 0 44px; padding-top: 12px; }
.action-group { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.mailbox-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin-top: 20px; }
.mailbox-card { padding: 22px; }
.mailbox-card-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.mailbox-card-header h3 { font-size: 14px; }
.mailbox-number { color: #8eaaa0; font-size: 11px; margin-right: 9px; }
.mailbox-address { display: flex; align-items: center; gap: 8px; min-width: 0; margin-bottom: 10px; }
.mailbox-address input { font-size: 12px; }
.mono { font-family: Consolas, "Cascadia Code", "Courier New", monospace; letter-spacing: .01em; }
.secret-field { margin-top: 12px; min-width: 0; }
.field-caption { display: block; font-size: 10px; color: var(--muted); margin-bottom: 6px; }
.secret-field .input-actions { gap: 5px; }
.secret-field input { font-size: 11px; min-height: 36px; padding: 8px 9px; }
.secret-field .button { padding-left: 8px; padding-right: 8px; }
.mailbox-expiry { font-size: 10px; color: var(--muted); margin-top: 15px; }
.code-section { border-top: 1px solid var(--line); padding-top: 16px; margin-top: 16px; }
.code-controls { display: flex; align-items: center; gap: 8px; }
.code-controls select { font-size: 12px; min-height: 38px; padding: 8px; }
.keyword-input { margin-top: 8px; font-size: 12px; }
.code-result { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; min-height: 54px; margin-top: 10px; padding: 11px; border: 1px dashed #d8e3da; border-radius: 8px; background: #f8faf7; }
.code-result p { font-size: 11px; color: var(--muted); }
.code-result .verification-code { color: var(--accent-strong); font-size: 24px; font-weight: 700; letter-spacing: .08em; overflow-wrap: anywhere; }
.code-result.is-error { border-color: #edc1b8; background: #fff5f2; }
.code-result.is-error p { color: var(--danger); }
.code-result.is-pending { border-color: #e8ddbe; background: #fffaf0; }
.empty-state { display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 9px; padding: 44px 20px; text-align: center; color: var(--muted); }
.empty-state strong { color: var(--text); font-size: 14px; font-weight: 550; }
.empty-state p { font-size: 12px; max-width: 420px; }
.empty-icon { display: grid; place-items: center; width: 40px; height: 40px; background: var(--surface-2); border-radius: 12px; color: #91a497; margin-bottom: 6px; }
.loading-placeholder { padding: 32px; text-align: center; color: var(--muted); font-size: 12px; border-radius: 12px; background: #f0f3ef; }
.auth-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: center; max-width: 1060px; margin: 0 auto; padding: 75px 36px 80px; min-height: calc(100vh - 180px); }
.auth-intro h1 { font-size: 38px; line-height: 1.5; margin-top: 20px; }
.auth-intro > p { margin-top: 20px; color: var(--muted); line-height: 1.9; }
.auth-feature { display: flex; align-items: center; gap: 13px; margin-top: 30px; }
.auth-feature .mini-icon { width: 34px; height: 34px; font-size: 11px; }
.auth-feature strong { font-size: 12px; font-weight: 600; }
.auth-feature p { color: var(--muted); font-size: 11px; margin-top: 3px; }
.auth-card { padding: 32px; }
.auth-card h2 { margin-top: 10px; font-size: 24px; }
.auth-card .field { margin-top: 18px; }
.auth-card form { margin-top: 26px; }
.auth-card .button-full { margin-top: 24px; }
.admin-header-inner { max-width: 1500px; padding-left: 32px; padding-right: 32px; min-height: 76px; }
.admin-layout { display: grid; grid-template-columns: 190px minmax(0, 1fr); max-width: 1500px; margin: 0 auto; min-height: calc(100vh - 155px); }
.admin-sidebar { padding: 34px 20px 28px 26px; border-right: 1px solid var(--line); }
.sidebar-label { font-size: 9px; color: #8b9b90; letter-spacing: .12em; padding-left: 12px; }
.admin-sidebar nav { display: grid; gap: 6px; margin-top: 15px; }
.admin-sidebar nav a { display: flex; align-items: center; gap: 11px; font-size: 12px; color: var(--muted); padding: 11px 12px; border-radius: 8px; }
.admin-sidebar nav a span { font-size: 15px; width: 17px; text-align: center; }
.admin-sidebar nav a:hover { background: #ecf0e9; }
.admin-sidebar nav a[aria-current="page"] { color: var(--accent); background: #e4f0e9; font-weight: 650; }
.sidebar-note { margin-top: 60px; padding: 16px 12px; border-top: 1px solid var(--line); }
.sidebar-note strong { display: inline; color: #6d8175; font-size: 10px; margin-left: 6px; }
.sidebar-note p { color: #89998c; font-size: 10px; line-height: 1.9; margin-top: 9px; }
.admin-content { min-width: 0; padding: 34px 34px 48px; }
.page-heading { align-items: flex-end; margin-bottom: 24px; }
.page-heading h1 { font-size: 26px; margin-top: 8px; }
.stats-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 24px; }
.stat-card { padding: 20px 22px; }
.stat-label { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 11px; }
.stat-value { display: block; margin-top: 12px; color: var(--text); font-size: 34px; line-height: 1.2; font-weight: 600; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.stat-card:last-child { background: var(--accent); border-color: var(--accent); }
.stat-card:last-child .stat-label { color: #bcded6; }
.stat-card:last-child .stat-value { color: #fff; }
.dashboard-guide { padding: 25px 26px; margin-bottom: 24px; }
.setup-steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); list-style: none; padding: 20px 0 0; margin: 0; border-top: 1px solid #eaf0e9; gap: 24px; }
.setup-steps li > span { display: grid; place-items: center; height: 23px; width: 23px; background: var(--accent-soft); color: var(--accent); border-radius: 6px; font-size: 11px; margin-bottom: 12px; }
.setup-steps strong { font-size: 12px; font-weight: 600; }
.setup-steps p { font-size: 10px; color: var(--muted); margin-top: 5px; line-height: 1.9; }
.admin-footer { max-width: none; margin: 0 34px; }
.domain-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 20px; }
.domain-card { padding: 22px; }
.domain-card h2 { font-size: 16px; overflow-wrap: anywhere; }
.domain-meta { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 9px 16px; font-size: 11px; padding: 15px 0; margin: 0; }
.domain-meta dt { color: var(--muted); }
.domain-meta dd { margin: 0; overflow-wrap: anywhere; }
.checkbox-label { display: flex; align-items: flex-start; gap: 8px; line-height: 1.7; font-size: 11px; color: var(--muted); padding: 10px 0; cursor: pointer; }
.checkbox-label input { margin: 2px 0 0; }
.domain-card .action-group { margin-top: 15px; border-top: 1px solid var(--line); padding-top: 16px; }
.source-ok { color: var(--accent); }
.source-bad { color: var(--warning); }
.create-card-panel, .list-panel, .batch-result, .reset-result { padding: 24px; margin-bottom: 24px; }
.form-columns { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-top: 18px; }
.form-columns label { font-size: 11px; }
.optional { color: #97a297; font-size: 10px; font-weight: 400; margin-left: 4px; }
.required-mark { color: var(--muted); font-size: 10px; font-weight: 400; margin-left: 8px; }
.domain-fieldset { border: 1px solid var(--line); border-radius: 10px; padding: 8px 14px 14px; margin: 22px 0 0; }
.domain-fieldset legend { font-size: 12px; font-weight: 550; padding: 0 6px; }
.domain-options { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.domain-options .checkbox-label { padding-bottom: 0; }
.form-bottom { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 20px; }
.generated-cards { min-height: 170px; margin-top: 16px; font-size: 12px; line-height: 1.9; }
.filter-controls { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 8px; min-width: 0; }
.filter-controls input { width: 205px; font-size: 11px; padding: 8px 10px; }
.filter-controls select { width: auto; max-width: 280px; font-size: 11px; padding: 8px 28px 8px 10px; }
.record-list { display: grid; gap: 12px; margin-top: 15px; }
.record { border: 1px solid var(--line); border-radius: 10px; padding: 16px 18px; min-width: 0; background: #fdfefd; }
.record-header { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.record-title { display: flex; align-items: center; gap: 10px; min-width: 0; flex-wrap: wrap; }
.record-title strong { font-size: 13px; font-weight: 600; overflow-wrap: anywhere; }
.record-meta { display: flex; flex-wrap: wrap; gap: 4px 17px; margin-top: 8px; font-size: 10px; color: var(--muted); }
.record-meta span { overflow-wrap: anywhere; }
.record .action-group { flex-shrink: 0; justify-content: flex-end; }
.card-reveal { margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line); }
.card-reveal > .input-actions { margin-top: 7px; }
.card-reveal input { font-size: 12px; }
.reset-result h2 { margin-bottom: 8px; }
.toast { position: fixed; bottom: 24px; left: 50%; z-index: 100; transform: translateX(-50%); width: max-content; max-width: min(540px, calc(100vw - 32px)); padding: 12px 19px; border-radius: 10px; background: #214b3f; color: #fff; font-size: 12px; box-shadow: 0 8px 28px rgba(21, 32, 27, .18); }
.toast-error { background: #8f3027; }
.confirm-dialog { width: min(440px, calc(100vw - 32px)); padding: 28px; border: 1px solid var(--line); border-radius: 16px; color: var(--text); box-shadow: 0 24px 100px rgba(21, 32, 27, .2); }
.confirm-dialog::backdrop { background: rgba(20, 35, 28, .35); backdrop-filter: blur(3px); }
.confirm-dialog h2 { font-size: 20px; }
.dialog-message { color: var(--muted); font-size: 13px; line-height: 1.9; margin-top: 14px; overflow-wrap: anywhere; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 9px; margin-top: 26px; }
.noscript-message { text-align: center; padding: 20px; background: #fff3de; }
.sr-only, .clipboard-fallback { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.clipboard-fallback { position: fixed; left: -9999px; }
.skip-link { position: fixed; top: 10px; left: -10000px; z-index: 110; padding: 10px 18px; background: var(--accent); color: #fff; border-radius: 8px; }
.skip-link:focus { left: 10px; }
@media (min-width: 1500px) { .hero { padding-top: 92px; padding-bottom: 80px; } }
@media (max-width: 1180px) {
  .hero { gap: 36px; } .hero-copy h1 { font-size: 38px; } .redeem-card { padding: 27px; } .site-footer { margin-left: 36px; margin-right: 36px; }
  .admin-content { padding: 28px 24px 40px; } .admin-layout { grid-template-columns: 170px minmax(0, 1fr); } .admin-sidebar { padding-left: 15px; padding-right: 15px; }
  .form-columns { grid-template-columns: repeat(2, minmax(0, 1fr)); } .stat-card { padding: 18px 16px; } .record-header { align-items: flex-start; flex-wrap: wrap; } .record .action-group { justify-content: flex-start; }
}
@media (max-width: 900px) {
  .header-inner { padding-left: 24px; padding-right: 24px; } .public-main { padding: 0 24px; } .hero { gap: 28px; padding: 50px 0 40px; } .hero-copy h1 { font-size: 32px; } .hero-description { font-size: 12px; }
  .journey { gap: 10px; margin-top: 30px; } .journey li + li { padding-left: 10px; } .journey small { font-size: 9px; } .redeem-card { padding: 22px; } .guide-section { gap: 36px; }
  .platform-grid { gap: 14px; } .platform-item { gap: 8px; } .platform-symbol { width: 30px; height: 30px; font-size: 14px; } .platform-item strong { font-size: 11px; } .platform-item .verification { font-size: 9px; }
  .auth-layout { gap: 40px; padding: 50px 24px; } .auth-intro h1 { font-size: 31px; } .admin-layout { grid-template-columns: 145px minmax(0, 1fr); } .admin-sidebar { padding-left: 10px; padding-right: 10px; }
  .admin-sidebar nav a { padding-left: 10px; gap: 8px; } .sidebar-note { padding-left: 6px; padding-right: 6px; } .admin-content { padding: 26px 20px 40px; }
  .stats-grid { gap: 10px; grid-template-columns: repeat(2, minmax(0, 1fr)); } .domain-grid, .mailbox-grid { grid-template-columns: minmax(0, 1fr); }
  .setup-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); } .admin-content .platform-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .list-panel .section-heading { align-items: flex-start; flex-wrap: wrap; } .filter-controls { justify-content: flex-start; } .site-footer { margin-left: 24px; margin-right: 24px; }
}
@media (max-width: 680px) {
  body { font-size: 13px; } .header-inner { min-height: 72px; padding: 14px 20px; gap: 12px; } .header-actions { gap: 12px; } .header-note { display: none; }
  .brand-mark { width: 34px; height: 34px; font-size: 17px; border-radius: 9px; } .brand strong { font-size: 18px; } .brand small { font-size: 9px; } .public-main { padding: 0 20px; }
  .hero { grid-template-columns: minmax(0, 1fr); gap: 34px; padding: 38px 0 32px; } .hero-copy h1 { font-size: 35px; margin-top: 16px; } .hero-description { margin-top: 15px; font-size: 13px; } .desktop-break { display: none; }
  .journey { margin-top: 25px; gap: 14px; } .journey small { font-size: 10px; } .journey li + li { padding-left: 18px; } .redeem-card { padding: 25px; border-radius: 14px; } .redeem-card h2 { font-size: 22px; }
  .platform-section { padding: 22px 20px 18px; } .platform-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px 18px; } .platform-item strong { font-size: 12px; } .platform-item .verification { font-size: 10px; } .platform-symbol { width: 33px; height: 33px; }
  .section-heading { align-items: flex-start; flex-wrap: wrap; gap: 14px; margin-bottom: 18px; } .section-heading .subtle-pill { display: none; } .section-heading.compact h2 { font-size: 16px; }
  .guide-section { grid-template-columns: minmax(0, 1fr); gap: 20px; padding: 36px 0; } .guide-section h2 { font-size: 21px; } .site-footer { flex-direction: column; gap: 6px; margin: 0 20px; padding: 20px 0; font-size: 9px; }
  .results-section { margin-top: 6px; } .results-section .section-heading .action-group { width: 100%; } .mailbox-card { padding: 18px; } .secret-field .input-actions { gap: 4px; } .secret-field .button { font-size: 10px; padding-left: 7px; padding-right: 7px; }
  .auth-layout { grid-template-columns: minmax(0, 1fr); gap: 28px; padding: 32px 20px 40px; min-height: 0; } .auth-intro h1 { font-size: 30px; margin-top: 12px; } .auth-intro > p { font-size: 12px; margin-top: 12px; } .auth-intro > p br { display: none; } .auth-feature { display: none; } .auth-card { padding: 25px; }
  .admin-layout { display: block; } .admin-sidebar { border-right: 0; border-bottom: 1px solid var(--line); padding: 8px 12px; background: #f8faf6; } .sidebar-label, .sidebar-note { display: none; }
  .admin-sidebar nav { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 4px; margin-top: 0; } .admin-sidebar nav a { justify-content: center; gap: 5px; font-size: 11px; padding: 10px 4px; } .admin-sidebar nav a span { font-size: 13px; width: 14px; }
  .admin-content { padding: 26px 16px 36px; } .page-heading h1 { font-size: 24px; } .page-heading { gap: 10px; align-items: center; } .page-heading > .button { padding: 8px 11px; font-size: 11px; }
  .stat-value { font-size: 30px; } .stat-card { padding: 16px 18px; } .stat-label { font-size: 10px; } .dashboard-guide, .create-card-panel, .list-panel, .batch-result, .reset-result { padding: 20px; margin-bottom: 18px; }
  .setup-steps { gap: 22px; } .form-columns { gap: 14px 10px; } .form-columns label { line-height: 1.8; } input, select, textarea { font-size: 16px; }
  .filter-controls { width: 100%; gap: 8px; } .filter-controls input { flex: 1; min-width: 110px; width: 140px; font-size: 12px; } .filter-controls select { flex: 1; min-width: 110px; max-width: 100%; font-size: 12px; }
  .record { padding: 15px; } .record-header { gap: 12px; } .record-title { gap: 7px; } .record-title strong { font-size: 12px; } .record .button-small { font-size: 11px; }
  .domain-card { padding: 20px; } .domain-meta { gap: 8px 14px; } .checkbox-label { font-size: 12px; } .admin-header-inner .text-link { font-size: 10px; } .admin-header-inner .header-actions { gap: 8px; } .admin-header-inner .button-small { font-size: 10px; padding: 7px 8px; }
}
@media (max-width: 360px) {
  .public-main { padding: 0 14px; } .hero-copy h1 { font-size: 31px; } .redeem-card { padding: 20px; } .journey { gap: 8px; } .journey li + li { padding-left: 9px; } .journey small { font-size: 9px; }
  .form-columns { grid-template-columns: minmax(0, 1fr); } .admin-sidebar nav a span { display: none; } .mailbox-card { padding: 14px; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: .01ms !important; transition: none !important; scroll-behavior: auto !important; } }

.mailbox-actions { padding-top: 12px; gap: 4px; }
.mailbox-actions .button { font-size: 10px; }