/* ============================================================
   MailU — Wise-inspired design language
   Lime #9fe870 CTA · sage #e8ebe6 canvas · ink #0e0f0c
   Weight-900 display · 24px pill cards · flat surfaces
   ============================================================ */

:root {
  --primary: #9fe870;
  --primary-active: #cdffad;
  --primary-neutral: #c5edab;
  --primary-pale: #e2f6d5;
  --on-primary: #0e0f0c;
  --ink: #0e0f0c;
  --ink-deep: #163300;
  --body: #454745;
  --mute: #868685;
  --canvas: #ffffff;
  --canvas-soft: #e8ebe6;
  --positive: #2ead4b;
  --positive-deep: #054d28;
  --warning: #ffd11a;
  --negative: #d03238;
  --negative-deep: #a72027;
  --accent-orange: #ffc091;
  --accent-cyan: #38c8ff;
  --hairline: #dcdfda;
  --radius-card: 24px;
  --radius-input: 12px;
  --shadow-toast: 0 8px 30px rgba(14, 15, 12, 0.14);
  --font-display: "Inter", system-ui, -apple-system, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { scroll-behavior: smooth; }

html { overflow-x: clip; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font: 400 16px/1.5 var(--font-body);
  font-feature-settings: "calt";
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--primary); color: var(--on-primary); }
::-webkit-scrollbar { width: 12px; height: 12px; }
::-webkit-scrollbar-thumb { background: #c9ccc6; border-radius: 8px; border: 3px solid var(--canvas); }
::-webkit-scrollbar-track { background: transparent; }

/* Wise link voice: forest green, underlined, bolder on hover */
a { color: var(--ink-deep); text-decoration: underline; text-decoration-thickness: 1.5px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2.5px; }
button { font-family: inherit; }
.mono { font-family: var(--font-mono); }
.muted { color: var(--mute); }
.small { font-size: 13px; }
.hidden { display: none !important; }

/* Wise-style lime highlighter behind key words */
.hl {
  background: linear-gradient(transparent 58%, var(--primary) 58%, var(--primary) 92%, transparent 92%);
  padding: 0 0.06em;
}

.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ---------- full-bleed bands ---------- */
.band { padding: 64px 0; }
.band-sage { background: var(--canvas-soft); }
.band-white { background: var(--canvas); }
.band-white + .band-white { border-top: 1.5px solid var(--canvas-soft); }
.band-ink { background: var(--ink); color: var(--canvas-soft); }

/* ---------- cards (Wise: white on sage, sage on white) ---------- */
.glass {
  background: var(--canvas);
  border-radius: var(--radius-card);
  box-shadow: 0 1px 3px rgba(14, 15, 12, 0.06);
}
.band-white .glass { background: var(--canvas-soft); box-shadow: none; }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
}
.nav-inner { display: flex; align-items: center; gap: 28px; height: 68px; }
@media (max-width: 599px) { .nav-inner { gap: 12px; height: 60px; } }
.nav-side { margin-left: auto; display: inline-flex; align-items: center; gap: 10px; }
.nav-toggle {
  display: none !important;
  width: 44px; height: 44px; padding: 0;
  border-radius: 12px;
  background: var(--canvas);
  border: 1.5px solid var(--ink);
  color: var(--ink);
  align-items: center; justify-content: center;
  cursor: pointer;
  transition: background .15s ease, transform .1s ease, border-color .15s ease;
}
.nav-toggle:hover { background: var(--canvas-soft); }
.nav-toggle:active { transform: scale(0.94); }
.nav-toggle svg { display: block; stroke: var(--ink); stroke-width: 2.5; }
.nav-cta { display: none; height: 42px; padding: 0 20px; font-size: 14px; border-radius: 999px; }
@media (max-width: 599px) { .nav-cta { display: none !important; } }
@media (min-width: 961px) {
  .nav-cta { display: inline-flex; }
}
.mobile-scrim {
  position: fixed; inset: 0; z-index: 55;
  background: rgba(14, 15, 12, 0.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: opacity .2s ease;
}
.mobile-scrim.hidden { display: none !important; }
body.nav-open { overflow: hidden; }

.mobile-menu a[href="/"] { font-weight: 700; }
.mobile-menu {
  display: none;
  position: absolute; top: 72px; left: max(14px, env(safe-area-inset-left)); right: max(14px, env(safe-area-inset-right));
  z-index: 60; flex-direction: column; padding: 10px; gap: 3px;
  border: 1.5px solid var(--ink); border-radius: 20px;
  background: var(--canvas); box-shadow: 0 16px 40px rgba(14, 15, 12, 0.16);
}
.mobile-menu a { padding: 14px 18px; font-weight: 600; font-size: 16px; border-radius: 12px; text-decoration: none; color: var(--ink); }
.mobile-menu a:active, .mobile-menu a:hover { background: var(--canvas-soft); }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none !important; }
.brand-mark {
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 12px;
  background: var(--primary); color: var(--on-primary);
}
.brand-name { font: 900 22px var(--font-display); letter-spacing: -0.03em; color: var(--ink); }
.nav-links { display: flex; gap: 24px; margin-left: 8px; }
.nav-links a { color: var(--ink); font-size: 14px; font-weight: 600; text-decoration: none; }
.nav-links a:hover { text-decoration: underline; text-decoration-thickness: 2px; }
.live-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--positive);
  box-shadow: 0 0 0 0 rgba(46, 173, 75, .45);
  animation: pulse 2s infinite;
}
.live-dot.off { background: var(--negative); animation: none; }
@keyframes pulse {
  70% { box-shadow: 0 0 0 7px rgba(46, 173, 75, 0); }
  100% { box-shadow: 0 0 0 0 rgba(46, 173, 75, 0); }
}

/* ---------- hero band (split layout: copy left, converter card right) ---------- */
.hero-band {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, #eef0eb 0%, var(--canvas-soft) 55%, #e4e8e1 100%);
}
.hero-band::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(640px 420px at 12% 18%, rgba(159, 232, 112, 0.20), transparent 62%),
    radial-gradient(760px 520px at 88% 85%, rgba(255, 255, 255, 0.55), transparent 60%),
    radial-gradient(420px 320px at 78% 10%, rgba(226, 246, 213, 0.6), transparent 65%);
}
.hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.hero {
  position: relative;
  display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  gap: 48px; align-items: center;
  padding: 56px 0 40px;
  text-align: left;
}
.eyebrow {
  display: inline-block; font-size: 14px; font-weight: 600;
  color: var(--positive-deep); background: var(--primary-pale);
  border-radius: 999px; padding: 6px 16px; margin-bottom: 24px;
}
h1 {
  font: 900 clamp(25px, 6vw, 62px)/1.06 var(--font-display);
  letter-spacing: -0.035em; margin: 0 0 20px; color: var(--ink);
}
h1 .line { display: block; overflow: hidden; padding-bottom: 0.08em; margin-bottom: -0.08em; }
h1 .line > span { display: block; }
html.js h1 .line > span { transform: translateY(112%); }
html.js .a-fade { opacity: 0; }
.hero-copy p { max-width: 480px; margin: 0; color: var(--body); font-size: 19px; line-height: 1.55; }
.hero-badges {
  display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px;
}
.badge-pill {
  display: inline-flex; align-items: center; gap: 6px;
  font: 600 13px/1 var(--font-body);
  color: var(--positive-deep); background: var(--primary-pale);
  border: 1px solid rgba(22, 51, 0, 0.12);
  border-radius: 999px; padding: 8px 14px;
}
.hero-asset { perspective: 1400px; min-width: 0; }
.hero > * { min-width: 0; }

/* ---------- address card (the "currency converter" of MailU) ---------- */
.address-card {
  width: 100%; margin-top: 0; padding: 26px 28px 20px;
  border: 1.5px solid var(--ink);
  border-radius: var(--radius-card);
  position: relative; text-align: left;
  background: var(--canvas);
  transform-style: preserve-3d; will-change: transform;
  box-shadow: 0 4px 20px rgba(14, 15, 12, 0.06);
  transition: box-shadow .3s ease;
}
.hero-asset:hover .address-card { box-shadow: 0 20px 48px rgba(14, 15, 12, 0.13); }
.card-badge-row {
  display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap;
}
.card-sticker {
  display: inline-flex; align-items: center; gap: 6px;
  font: 700 12.5px/1 var(--font-body); letter-spacing: .02em;
  padding: 8px 14px; border-radius: 999px;
  background: var(--primary-pale); color: var(--positive-deep);
  border: 1px solid rgba(22, 51, 0, 0.14);
}
.card-sticker.sticker-user {
  background: var(--primary); color: var(--on-primary); font-weight: 800; border-color: var(--primary);
}
.card-sticker.sticker-owner {
  background: var(--ink); color: var(--primary); font-weight: 800; border-color: var(--ink);
}
.ac-top { margin-bottom: 8px; display: flex; justify-content: center; align-items: center; text-align: center; }
.ac-label {
  display: inline-flex; align-items: center; gap: 8px;
  font: 700 11px/1 var(--font-mono); letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--body);
}
.ac-chips { display: flex; gap: 8px; }
.chip {
  font: 600 13px/1 var(--font-mono); color: var(--ink);
  border-radius: 999px; padding: 8px 14px; background: var(--canvas-soft);
  white-space: nowrap; font-variant-numeric: tabular-nums;
}
#expiryChip {
  min-width: 92px; text-align: center; font-variant-numeric: tabular-nums; letter-spacing: -0.01em;
}
.chip-green { background: var(--primary-pale); color: var(--positive-deep); }
.chip-green.permanent { background: var(--ink); color: var(--primary); font-weight: 700; }
.chip.warn { background: #fff3c4; color: #7a5a00; }
.chip.gone { background: #fbe4e5; color: var(--negative-deep); }

.ac-address-row { display: flex; align-items: center; gap: 14px; margin: 4px 0 14px; }
.ac-field { position: relative; flex: 1 1 100%; min-width: 0; }
.ac-address {
  width: 100%;
  font-size: clamp(16px, 2vw, 22px); font-weight: 700; letter-spacing: -0.02em;
  padding: 14px 44px; cursor: pointer; text-align: center;
  border: 1.5px solid var(--hairline); border-radius: 14px;
  background: var(--canvas); color: var(--ink);
  white-space: nowrap; overflow-x: auto; scrollbar-width: none;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.ac-address::-webkit-scrollbar { display: none; }
.ac-address:hover { border-color: var(--ink); text-decoration: underline; text-decoration-thickness: 2.5px; text-underline-offset: 5px; text-decoration-color: var(--primary); }
.btn.icon.qr-inline,
.qr-inline {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  min-width: 32px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--mute);
  cursor: pointer;
  transition: all .15s ease;
}
.btn.icon.qr-inline:hover,
.qr-inline:hover {
  background: var(--canvas-soft);
  color: var(--ink);
  border: none;
}
.btn.icon.qr-inline:active,
.qr-inline:active {
  transform: translateY(-50%) scale(0.94);
}
.qr-inline svg {
  width: 16px;
  height: 16px;
}

/* action bar */
.action-bar { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 8px; margin: 12px 0 4px; }
.action-bar.admin-mode { grid-template-columns: 1.4fr repeat(4, 1fr); }
.admin-only.hidden { display: none !important; }
.btn.pill {
  background: var(--canvas); border-color: var(--hairline);
  border-radius: 999px; height: 46px; padding: 0 10px; font-size: 13.5px;
}
.btn.pill.btn-cta-copy {
  background: var(--primary); color: var(--on-primary); font-weight: 700;
  border-color: var(--primary);
}
.btn.pill.btn-cta-copy:hover {
  background: var(--primary-active); border-color: var(--primary-active); transform: translateY(-1px);
}
.btn.pill.btn-cta-copy svg { color: var(--on-primary); }
.band-sage .btn.pill { background: var(--canvas); }
.band-sage .btn.pill.btn-cta-copy { background: var(--primary); }
.btn.pill:hover { border-color: var(--ink); transform: translateY(-1px); }
.btn.pill:active { transform: scale(0.97); }
.btn.pill svg { flex: none; color: var(--body); }
.btn.pill:hover svg { color: var(--ink); }
.btn.pill-danger:hover { border-color: var(--negative); background: #fdf1f1; }
.btn.pill-danger:hover svg { color: var(--negative-deep); }
.ac-actions { display: flex; gap: 10px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border-radius: var(--radius-card); border: 1.5px solid transparent; cursor: pointer;
  font: 600 16px/1 var(--font-body); color: var(--ink);
  background: var(--canvas-soft); padding: 0 24px; height: 48px;
  text-decoration: none;
  transition: transform .12s ease, background .15s ease, border-color .15s ease;
}
.btn:hover { transform: translateY(-1px); text-decoration: none; }
.btn:active { transform: scale(0.97); background: var(--primary-neutral); }
.btn:focus-visible { outline: 2.5px solid var(--ink); outline-offset: 2px; }
.btn.primary {
  background: var(--primary); color: var(--on-primary);
  position: relative; overflow: hidden;
}
.btn.primary::after {
  content: ""; position: absolute; top: 0; bottom: 0; left: -70%; width: 45%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.6), transparent);
  transform: skewX(-20deg); transition: left 0.5s ease;
}
.btn.primary:hover::after { left: 125%; }
.btn.primary:hover { background: var(--primary-active); }
.btn.secondary { background: var(--canvas-soft); color: var(--ink); }
.btn.tertiary { background: var(--canvas); border-color: var(--ink); }
.btn.icon { width: 48px; height: 48px; padding: 0; background: var(--canvas); border-color: var(--hairline); border-radius: 999px; }
.band-sage .btn.icon { background: var(--canvas); }
.btn.icon:hover { border-color: var(--ink); }
.btn.icon svg { flex: none; }
.btn.danger { background: #fbe4e5; color: var(--negative-deep); }
.btn.danger:hover { background: #f6cfD1; }
.btn[disabled] { opacity: .55; cursor: wait; transform: none; }

.btn .spin { transition: transform .5s ease; }
.btn.loading .spin { animation: rot 1s linear infinite; }
@keyframes rot { to { transform: rotate(360deg); } }

.linklike {
  background: none; border: 0; color: var(--body); font: 600 14px var(--font-body);
  cursor: pointer; display: inline-flex; align-items: center; gap: 6px; padding: 10px 8px;
  border-radius: 10px; transition: color .15s ease, background .15s ease;
}
.linklike:hover { color: var(--ink); background: var(--canvas-soft); }
.linklike.danger:hover { color: var(--negative-deep); background: #fbe4e5; }

.ac-custom { margin-top: 12px; border-top: 1.5px solid var(--canvas-soft); padding-top: 16px; }
.custom-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
#customUser {
  flex: 1 1 220px; min-width: 0;
  background: var(--canvas); color: var(--ink);
  border: 1.5px solid var(--ink); border-radius: var(--radius-input);
  font: 600 15px var(--font-mono); padding: 0 16px; height: 48px;
  transition: box-shadow .15s ease;
}
#customUser:focus { outline: none; box-shadow: 0 0 0 3px var(--primary); }
#customUser::placeholder { color: var(--mute); }
.at { color: var(--body); font-weight: 600; }
#domainSelect {
  background: var(--canvas); color: var(--ink); border: 1.5px solid var(--ink);
  border-radius: var(--radius-input); padding: 0 12px; height: 48px;
  font: 600 14px var(--font-mono);
  min-width: 0;
}
.avail { min-height: 22px; font-size: 13px; margin-top: 10px; color: var(--body); }
.avail.ok { color: var(--positive-deep); font-weight: 600; }
.avail.bad { color: var(--negative-deep); font-weight: 600; }

.ac-foot {
  display: flex; justify-content: space-between; align-items: center;
  border-top: 1.5px solid var(--canvas-soft); margin-top: 14px; padding: 12px 0 2px;
  gap: 12px; flex-wrap: wrap;
}
.foot-tip {
  font-size: 13px; color: var(--body); font-weight: 500; line-height: 1.45;
  flex: 1 1 240px;
}

.shake { animation: shake .4s ease; }
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

/* ---------- QR popover ---------- */
.qr-pop {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 120;
  padding: 22px 20px 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: min(290px, calc(100% - 24px));
  background: var(--canvas);
  border: 2px solid var(--ink);
  border-radius: 20px;
  box-shadow: 0 20px 48px rgba(14, 15, 12, 0.25);
  text-align: center;
}
.qr-close {
  position: absolute;
  top: 10px;
  right: 12px;
  width: 28px;
  height: 28px;
  border: none;
  background: transparent;
  font-size: 16px;
  line-height: 1;
  color: var(--body);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background .15s ease, color .15s ease;
}
.qr-close:hover { background: var(--canvas-soft); color: var(--ink); }
.qr-heading { font-weight: 700; font-size: 13.5px; color: var(--ink); letter-spacing: -0.01em; margin-top: 2px; }
.qr-address { font-size: 11.5px; word-break: break-all; color: var(--body); }
#qrImage { display: flex; justify-content: center; align-items: center; }
#qrImage svg, #qrImage img { border-radius: 12px; background: #fff; padding: 10px; display: block; border: 1.5px solid var(--hairline); box-shadow: 0 4px 12px rgba(0,0,0,0.04); }

/* ---------- inbox layout ---------- */
.layout { display: grid; grid-template-columns: minmax(320px, 5fr) minmax(340px, 7fr); gap: 20px; align-items: stretch; }
.layout > * { min-width: 0; }
.mail-list { padding: 22px; display: flex; flex-direction: column; }
.ml-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; gap: 10px; }
.ml-head h2 { margin: 0; font: 900 26px var(--font-display); letter-spacing: -0.02em; }
.live-ind { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; color: var(--body); }
.ml-head-right { display: inline-flex; align-items: center; gap: 10px; }
.refresh-in { font: 500 12px var(--font-mono); color: var(--mute); }
.unread-badge {
  font: 700 12px/1 var(--font-body); color: var(--positive-deep);
  background: var(--primary); border-radius: 999px; padding: 6px 10px;
}
.ml-items { display: flex; flex-direction: column; gap: 10px; flex: 1 1 auto; min-height: 0; overflow-y: auto; padding-right: 4px; max-height: 560px; overscroll-behavior: contain; -webkit-overflow-scrolling: touch; }
.mail-item {
  position: relative; display: flex; gap: 12px; align-items: flex-start;
  border: 1.5px solid var(--hairline); border-radius: 16px; padding: 14px;
  cursor: pointer; background: var(--canvas);
  transition: transform .12s ease, border-color .15s ease;
}
.mail-item:hover { transform: translateY(-1px); border-color: var(--ink); }
.mail-item.active { border-color: var(--ink); border-width: 2px; padding: 13.5px; }
.mail-item::before {
  content: ""; position: absolute; left: 0; top: 16px; bottom: 16px; width: 4px; border-radius: 4px;
  background: var(--primary);
  opacity: 0; transition: opacity .2s ease;
}
.mail-item.unread::before { opacity: 1; }
.mail-item.unread { background: linear-gradient(0deg, rgba(159, 232, 112, 0.08), rgba(159, 232, 112, 0.08)), var(--canvas); }
.avatar {
  flex: none; width: 40px; height: 40px; border-radius: 14px; display: grid; place-items: center;
  font: 900 15px var(--font-display); color: var(--on-primary);
}
.mail-item .mi-main { min-width: 0; flex: 1; }
.mi-top { display: flex; justify-content: space-between; gap: 10px; align-items: baseline; }
.mi-from { font-weight: 600; font-size: 14.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mi-time { flex: none; font-size: 12px; color: var(--mute); }
.mi-subject { font-size: 14px; font-weight: 400; margin-top: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mail-item.unread .mi-subject { font-weight: 700; }
.mi-preview { font-size: 13px; color: var(--body); margin-top: 1px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mi-atts { flex: none; color: var(--body); margin-top: 2px; }

/* 1-click OTP quick copy in inbox list */
.mi-otp-row {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 6px; flex-wrap: wrap;
}
.mi-otp-badge {
  display: inline-flex; align-items: center; gap: 6px; background: var(--ink); color: #fff;
  border-radius: 999px; padding: 2px 8px 2px 10px; font-size: 12px;
}
.mi-otp-badge .otp-lbl {
  font-size: 10px; font-weight: 800; color: var(--primary); letter-spacing: .05em; text-transform: uppercase;
}
.mi-otp-badge .otp-val {
  font-family: var(--font-mono); font-weight: 700; letter-spacing: .06em; font-size: 13px; color: #fff;
}
.btn-copy-otp {
  background: var(--primary); color: var(--ink); border: none; border-radius: 999px;
  padding: 3px 9px; font-size: 11px; font-weight: 800; cursor: pointer;
  display: inline-flex; align-items: center; gap: 3px; transition: all .12s ease;
}
.btn-copy-otp:hover { background: var(--primary-active); transform: scale(1.05); }
.btn-copy-otp:active { transform: scale(0.95); }
.btn-copy-otp.copied { background: #2ead4b; color: #fff; }

/* Dedicated prominent OTP banner in message viewer */
.msg-otp-card {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 14px 18px; border-radius: 18px;
  background: linear-gradient(135deg, rgba(159, 232, 112, 0.22) 0%, rgba(255, 255, 255, 0.95) 100%);
  border: 2px solid var(--primary);
  box-shadow: 0 4px 16px rgba(159, 232, 112, 0.2);
}
.moc-left { display: flex; flex-direction: column; gap: 2px; }
.moc-tag { font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; color: var(--positive-deep); }
.moc-code { font-family: var(--font-mono); font-size: clamp(22px, 3.2vw, 28px); font-weight: 900; letter-spacing: .08em; color: var(--ink); }
.moc-btn {
  height: 42px; padding: 0 18px; font-size: 13.5px; font-weight: 800; border-radius: 12px;
  background: var(--ink); color: var(--primary); border: none; cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px; transition: all .15s ease; flex-shrink: 0;
}
.moc-btn:hover { background: var(--ink-deep); transform: translateY(-1px); }
.moc-btn:active { transform: scale(0.97); }
.moc-btn.copied { background: #2ead4b; color: #fff; }

.empty-list { text-align: center; color: var(--body); font-size: 15px; padding: 36px 10px; }
.skeleton {
  height: 68px; border-radius: 16px;
  background: linear-gradient(100deg, #f0f2ee 40%, #f9faf8 50%, #f0f2ee 60%);
  background-size: 200% 100%; animation: shimmer 1.4s linear infinite;
}
@keyframes shimmer { to { background-position: -200% 0; } }

/* ---------- viewer ---------- */
.viewer { padding: 24px; min-height: 420px; position: relative; }
.viewer-empty {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center;
  justify-content: center; gap: 8px; text-align: center; color: var(--body); padding: 20px;
}
.viewer-empty h3 { margin: 12px 0 0; font: 900 22px var(--font-display); color: var(--ink); }
.viewer-empty p { margin: 0; max-width: 300px; font-size: 15px; }
.float { animation: floaty 5s ease-in-out infinite; color: var(--ink); }
@keyframes floaty { 50% { transform: translateY(-9px); } }

.viewer-msg .back { position: absolute; top: 16px; right: 16px; }
.msg-head { display: flex; gap: 14px; align-items: center; margin-bottom: 16px; padding-right: 52px; }
.msg-from { font-weight: 600; }
.msg-subject { font: 900 22px var(--font-display); letter-spacing: -0.02em; margin-top: 2px; }
.msg-time { font-size: 13px; margin-top: 4px; }
.msg-body {
  border-radius: 16px; overflow: hidden; border: 1.5px solid var(--hairline);
  background: #fff; position: relative;
}
#msgFrame { width: 100%; height: min(52vh, 480px); border: 0; background: #fff; display: block; }
.msg-loading {
  position: absolute; inset: 0; display: flex; flex-direction: column; gap: 12px;
  padding: 20px; background: #fff;
}
.msg-loading span { display: block; height: 14px; border-radius: 7px; background: linear-gradient(100deg, #f0f2ee 40%, #f9faf8 50%, #f0f2ee 60%); background-size: 200% 100%; animation: shimmer 1.4s linear infinite; }
.msg-loading span:nth-child(1) { width: 32%; height: 22px; }
.msg-loading span:nth-child(2) { width: 78%; }
.msg-loading span:nth-child(3) { width: 64%; }
.msg-loading span:nth-child(4) { width: 71%; }
.msg-loading span:nth-child(5) { width: 38%; }
.msg-atts { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.att-chip {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1.5px solid var(--ink); background: var(--canvas); border-radius: var(--radius-input);
  padding: 10px 14px; font-size: 13px; font-weight: 600; color: var(--ink); cursor: pointer;
  transition: background .15s ease;
}
.att-chip:hover { background: var(--primary-pale); }
.att-chip svg { color: var(--ink); }
.att-size { color: var(--mute); font-size: 11px; font-weight: 400; }

/* ---------- stats (ink band) ---------- */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; padding: 8px 0; }
.stat { padding: 28px 20px; text-align: center; display: flex; flex-direction: column; gap: 8px; border-radius: var(--radius-card); background: rgba(255,255,255,.06); }
.stat-num { font: 900 clamp(26px, 3.6vw, 40px) var(--font-mono); letter-spacing: -0.02em; color: var(--primary); }
.stat-label { color: #b9bcb6; font-size: 14px; font-weight: 600; }

/* ---------- how / features / faq ---------- */
.how, .faq { text-align: left; }
.how h2, .faq h2 {
  font: 900 clamp(30px, 4.6vw, 48px)/1.05 var(--font-display);
  letter-spacing: -0.03em; margin: 0 0 32px;
}
.how { text-align: center; }
.faq { text-align: center; }
.steps {
  display: grid; grid-template-columns: 1.5fr 1fr;
  grid-template-rows: auto auto; gap: 16px; text-align: left;
}
.step { padding: 30px 28px; }
.step-a { grid-row: 1 / span 2; background: var(--canvas); display: flex; flex-direction: column; justify-content: flex-end; min-height: 300px; }
.step-b { background: var(--primary-pale); }
.step-c { background: var(--ink); color: #b9bcb6; }
.step-c h3 { color: var(--primary); }
.step h3 { margin: 0 0 8px; font: 900 22px var(--font-display); letter-spacing: -0.02em; }
.step p { margin: 0; color: var(--body); font-size: 15px; }
.step-c p { color: #b9bcb6; }

.features { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.feature { padding: 30px 28px; background: var(--canvas-soft); box-shadow: none; }
.feature-wide { grid-column: 1 / -1; background: var(--primary-pale); display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.feature-wide p { max-width: 560px; }
.feature-art { color: var(--ink); flex: none; }
.feature h3 { margin: 14px 0 8px; font: 900 19px var(--font-display); letter-spacing: -0.02em; }
.feature svg { color: var(--ink); margin-bottom: 4px; }
.feature p { margin: 0; color: var(--body); font-size: 15px; }

.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; text-align: left; }
details { padding: 20px 8px; border-bottom: 1.5px solid var(--canvas-soft); border-radius: 0; background: transparent !important; box-shadow: none !important; }
details:first-child { border-top: 1.5px solid var(--canvas-soft); }
details summary {
  cursor: pointer; font-weight: 700; font-size: 17px; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
}
details summary::-webkit-details-marker { display: none; }
details summary::after {
  content: "+"; font: 400 26px/1 var(--font-display); color: var(--ink);
  transition: transform .2s ease; flex: none;
}
details[open] summary::after { transform: rotate(45deg); }
details[open] p { animation: faq-in 0.3s ease; }
@keyframes faq-in { from { opacity: 0; transform: translateY(-5px); } }
details p { margin: 12px 0 2px; color: var(--body); font-size: 15px; max-width: 640px; }

/* ---------- about / seo section ---------- */
.about-inner h2 {
  font: 900 clamp(26px, 3.6vw, 40px)/1.08 var(--font-display);
  letter-spacing: -0.03em; margin: 0 0 32px; text-align: center;
}
.about-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.about-cols h3 { margin: 0 0 10px; font: 900 18px var(--font-display); letter-spacing: -0.02em; }
.about-cols p { margin: 0; color: var(--body); font-size: 15px; line-height: 1.65; }

/* ---------- inner pages (multipage) ---------- */
.page-hero { padding: 64px 0 56px; }
.page-hero h1 { margin-bottom: 16px; }
.page-lede { max-width: 640px; margin: 0; color: var(--body); font-size: 19px; line-height: 1.55; }
.content { max-width: 880px; }
.step-block { padding: 8px 0 28px; border-bottom: 1.5px solid var(--canvas-soft); margin-bottom: 28px; }
.step-block:last-of-type { border-bottom: 0; }
.step-kicker {
  display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: var(--positive-deep);
  background: var(--primary-pale); border-radius: 999px; padding: 6px 14px; margin-bottom: 14px;
}
.step-block h2 { margin: 0 0 10px; font: 900 clamp(24px, 3vw, 32px)/1.1 var(--font-display); letter-spacing: -0.02em; }
.step-block p { margin: 0; color: var(--body); font-size: 16.5px; line-height: 1.7; max-width: 66ch; }
.info-cols, .use-cases { margin-top: 40px; }
.info-cols h3, .use-cases h3 { margin-top: 0; }
.prose h2 { margin: 40px 0 12px; font: 900 clamp(24px, 3vw, 32px)/1.1 var(--font-display); letter-spacing: -0.02em; }
.prose p { margin: 0 0 16px; color: var(--body); font-size: 16.5px; line-height: 1.7; max-width: 66ch; }
.prose ul { margin: 0 0 16px; padding-left: 22px; }
.prose li { margin: 8px 0; color: var(--body); font-size: 16.5px; line-height: 1.65; }
.prose li strong { color: var(--ink); }
.cta-band {
  margin-top: 48px; padding: 40px 32px; text-align: center;
  background: var(--ink); border-radius: var(--radius-card);
}
.cta-band h2 { margin: 0 0 8px; font: 900 clamp(24px, 3.4vw, 36px) var(--font-display); letter-spacing: -0.02em; color: var(--primary); }
.cta-band p { margin: 0 0 24px; color: #b9bcb6; font-size: 15px; }
.btn.big { height: 56px; padding: 0 32px; font-size: 17px; }
.cta-band .btn.big { width: min(100%, 340px); white-space: normal; }
.detail-grid { grid-template-columns: 1fr 1fr; max-width: 100%; }
.faq-list.wide { max-width: 860px; }
.feature-more { grid-column: 1 / -1; text-align: center; padding: 8px 0; }
@media (max-width: 960px) {
  .detail-grid { grid-template-columns: 1fr; }
  .about-cols { grid-template-columns: 1fr; gap: 24px; }
  .content { max-width: 100%; }
}

/* ---------- auth modal & user chip ---------- */
.nav-auth { height: 40px; padding: 0 18px; font-size: 14px; border-radius: 999px; }
.user-chip {
  font-size: 13px; font-weight: 600; color: var(--ink);
  background: var(--canvas-soft); border-radius: 999px; padding: 8px 14px;
  max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.auth-card { width: min(420px, 100%); }
.auth-tabs { display: flex; gap: 8px; margin-bottom: 18px; }
.auth-tab {
  flex: 1; height: 42px; border-radius: 12px; border: 1.5px solid var(--hairline);
  background: var(--canvas); font: 600 14px var(--font-body); color: var(--body); cursor: pointer;
}
.auth-tab.active { background: var(--primary); color: var(--on-primary); border-color: transparent; }
.auth-error {
  background: #fbe4e5; color: var(--negative-deep); border-radius: 10px;
  padding: 10px 14px; font-size: 13.5px; font-weight: 600; margin-top: 10px;
}

/* ---------- admin area ---------- */
.admin-wrap { max-width: 1060px; margin: 0 auto; padding: 40px 24px 64px; }
.admin-hero { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; flex-wrap: wrap; margin-bottom: 28px; }
.admin-card { padding: 28px; }
.login-card { max-width: 440px; margin: 48px auto; }
.login-error {
  background: #fbe4e5; color: var(--negative-deep); border-radius: 12px;
  padding: 12px 16px; font-size: 14px; font-weight: 600; margin-bottom: 16px;
}
.admin-form { display: flex; flex-direction: column; gap: 8px; }
.admin-form label { font-size: 14px; font-weight: 600; }
.admin-form input {
  height: 48px; border: 1.5px solid var(--ink); border-radius: var(--radius-input);
  padding: 0 16px; font: 600 16px var(--font-body); background: var(--canvas); color: var(--ink);
}
.admin-form input:focus { outline: none; box-shadow: 0 0 0 3px var(--primary); }
.admin-tabs { display: flex; gap: 8px; margin: 18px 0 4px; flex-wrap: wrap; }
.admin-tab {
  height: 42px; padding: 0 20px; border-radius: 999px; border: 1.5px solid var(--hairline);
  background: var(--canvas); font: 600 14px var(--font-body); color: var(--body);
  display: inline-flex; align-items: center; cursor: pointer; text-decoration: none !important;
}
.admin-tab:hover { border-color: var(--ink); color: var(--ink); }
.admin-tab.active { background: var(--primary); color: var(--on-primary); border-color: transparent; }
.set-row { display: flex; flex-direction: column; gap: 6px; }
.set-row label { font-size: 14px; font-weight: 600; }
.set-row input, .set-row select {
  height: 46px; border: 1.5px solid var(--ink); border-radius: var(--radius-input);
  padding: 0 14px; font: 600 15px var(--font-body); background: var(--canvas); color: var(--ink);
}
.set-row input:focus, .set-row select:focus { outline: none; box-shadow: 0 0 0 3px var(--primary); }
.admin-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.admin-table th {
  text-align: left; font-size: 11.5px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--mute); padding: 10px 12px; border-bottom: 1.5px solid var(--ink);
}
.admin-table td { padding: 12px; border-bottom: 1px solid var(--canvas-soft); vertical-align: top; }
.admin-table tbody tr:hover td { background: #f6f8f4; }

/* ---------- footer (ink band, Wise-style link columns) ---------- */
.foot { background: var(--ink); color: var(--canvas-soft); margin-top: 0; border-top: 3px solid var(--primary); }
.foot-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px;
  padding: 52px 24px 40px;
  padding-left: max(24px, env(safe-area-inset-left));
  padding-right: max(24px, env(safe-area-inset-right));
}
.foot-brand-col .brand-name { font-size: 22px; color: var(--canvas); }
.foot-brand-col p { margin: 12px 0 0; color: #b9bcb6; font-size: 14px; line-height: 1.65; max-width: 320px; }
.foot-col { display: flex; flex-direction: column; gap: 10px; }
.foot-head {
  font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--primary); margin-bottom: 4px;
}
.foot-col a { color: var(--canvas-soft); font-size: 14px; font-weight: 500; text-decoration: none; }
.foot-col a:hover { color: var(--primary); text-decoration: underline; text-decoration-thickness: 2px; }
.foot-base {
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 20px; padding-bottom: calc(28px + env(safe-area-inset-bottom));
  color: #8f928c; font-size: 13px;
}
@media (max-width: 960px) {
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
}
@media (max-width: 560px) {
  .foot-grid { grid-template-columns: 1fr; gap: 24px; }
}
.foot-inner { display: flex; align-items: center; gap: 24px; padding: 44px 24px; padding-left: max(24px, env(safe-area-inset-left)); padding-right: max(24px, env(safe-area-inset-right)); flex-wrap: wrap; }
.foot-brand { display: flex; flex-direction: column; gap: 4px; font-size: 14px; color: #b9bcb6; }
.foot-brand .brand-name { color: var(--canvas-soft); }
.foot-brand .brand-dot { color: var(--primary); }
.foot-links { display: flex; gap: 20px; margin-left: auto; }
.foot-links a { color: var(--canvas-soft); font-size: 14px; font-weight: 600; text-decoration: none; }
.foot-links a:hover { text-decoration: underline; text-decoration-thickness: 2px; }

/* ---------- legal pages ---------- */
.legal { max-width: 720px; padding: 56px 24px 80px; }
.legal h1 { font-size: clamp(34px, 5vw, 56px); margin-bottom: 8px; }
.legal h2 { font: 900 24px var(--font-display); letter-spacing: -0.02em; margin: 36px 0 10px; }
.legal p, .legal li { color: var(--body); font-size: 16px; }
.legal ul { padding-left: 22px; }
.legal li { margin: 6px 0; }

/* ---------- modal & toasts ---------- */
.modal {
  position: fixed; inset: 0; z-index: 100; display: grid; place-items: center;
  background: rgba(14, 15, 12, .55); padding: 20px;
}
.modal-card { width: min(440px, 100%); padding: 28px; border: 1.5px solid var(--ink); position: relative; }
.modal-x { position: absolute; top: 14px; right: 14px; width: 40px; height: 40px; }
.modal-card h3 { margin: 0 0 8px; font: 900 22px var(--font-display); padding-right: 44px; }
.modal-card p { margin: 0 0 22px; color: var(--body); font-size: 15px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; }

.toasts {
  position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%);
  z-index: 110; display: flex; flex-direction: column; gap: 8px; align-items: center;
}
/* Wise notification voice: white soft card, semantic left bar */
.toast {
  display: flex; align-items: center; gap: 10px;
  background: var(--canvas); color: var(--ink);
  border: 1.5px solid var(--hairline);
  border-left: 4px solid var(--primary);
  border-radius: 16px; padding: 13px 18px; font-size: 14px; font-weight: 600;
  box-shadow: var(--shadow-toast); animation: toast-in .25s ease;
  max-width: min(90vw, 440px);
}
.toast.success { border-left-color: var(--primary); }
.toast.error { border-left-color: var(--negative); }
@keyframes toast-in { from { opacity: 0; transform: translateY(10px); } }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
/* ---------- responsive ---------- */
@media (max-width: 960px) {
  /* 3D tilt desktop-only: avoid mobile GPU perspective glitches */
  .hero-asset { perspective: none; }
  .address-card { transform-style: flat; will-change: auto; text-align: left; }
  .layout { grid-template-columns: 1fr; gap: 20px; }
  .hero {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 24px 20px 32px;
    text-align: left;
  }
  .hero-copy { margin: 0; max-width: 560px; text-align: left; }
  .hero-copy p { max-width: 480px; margin: 0 0 16px; text-align: left; }
  .hero-badges { justify-content: flex-start; }
  .ac-top { display: flex; justify-content: center; align-items: center; text-align: center; }
  .ac-address-row { justify-content: center; }
  .ac-foot { flex-direction: column; align-items: flex-start; text-align: left; gap: 8px; }
  .foot-tip { flex: none; text-align: left; }
  .steps, .features { grid-template-columns: 1fr; }
  .step-a { grid-row: auto; min-height: 0; }
  .step-b { grid-row: auto; }
  .feature-wide { flex-direction: column; align-items: flex-start; }
  .nav-links { display: none; }
  .nav-toggle { display: inline-flex !important; }
  .mobile-menu.hidden { display: none; }
  .mobile-menu:not(.hidden) { display: flex; }

  /* On tablet/mobile list view: do not show empty viewer below inbox list */
  .viewer:not(.sheet) { display: none !important; }
}

/* full-screen mail sheet on small screens — native mail-app pattern */
@media (max-width: 960px) {
  .viewer.sheet {
    display: block !important;
    position: fixed; inset: 0; z-index: 90;
    border-radius: 0; border: none;
    min-height: 100dvh; overflow-y: auto;
    background: var(--canvas);
    padding-top: calc(14px + env(safe-area-inset-top));
    padding-bottom: calc(24px + env(safe-area-inset-bottom));
    padding-left: max(16px, env(safe-area-inset-left));
    padding-right: max(16px, env(safe-area-inset-right));
    -webkit-overflow-scrolling: touch;
  }
  body.sheet-open { overflow: hidden; }
  .viewer.sheet .viewer-msg {
    position: relative;
    padding-top: 4px;
  }
  .viewer.sheet .viewer-msg .back {
    position: absolute;
    top: 0;
    right: 0;
    z-index: 5;
    width: 42px;
    height: 42px;
    border: 1.5px solid var(--ink);
    background: var(--canvas);
  }
  .viewer.sheet .msg-head {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding-right: 50px;
    margin-bottom: 14px;
  }
  .viewer.sheet .msg-meta {
    min-width: 0;
    flex: 1;
    overflow-wrap: break-word;
    word-break: break-word;
  }
  .viewer.sheet .msg-subject {
    font-size: clamp(17px, 4.5vw, 21px);
    line-height: 1.25;
    word-break: break-word;
  }
}

@media (max-width: 560px) {
  .wrap { padding: 0 16px; }
  .band { padding: 18px 0; }
  .hero-band { padding: 10px 0 16px !important; }
  .hero {
    padding: 4px 16px 8px;
    gap: 10px;
    text-align: left;
  }
  .page-hero { padding: 22px 0 18px; }

  /* Typography scale — tight & compact to fit card above fold */
  .hero-copy {
    text-align: left;
    margin: 0;
    max-width: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
  }
  .eyebrow {
    display: inline-flex;
    align-self: flex-start;
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: 0.02em;
    padding: 3px 9px;
    margin-bottom: 6px;
    margin-left: 0;
  }
  h1 {
    text-align: left;
    font-size: clamp(21px, 6vw, 25px);
    line-height: 1.14;
    margin: 0 0 6px;
    letter-spacing: -0.025em;
  }
  h1 .line {
    text-align: left;
    display: block;
  }
  h1 .line > span {
    text-align: left;
  }
  .hero-copy p {
    text-align: left;
    font-size: 13px;
    line-height: 1.42;
    max-width: 100%;
    margin: 0 0 6px;
    color: var(--body);
  }
  .hero-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 5px;
    margin-top: 2px;
    margin-bottom: 6px;
  }
  .badge-pill {
    font-size: 10.5px;
    padding: 3px 8px;
    gap: 4px;
  }

  .hero-asset {
    width: 100%;
    max-width: 440px;
    margin: 0 auto;
  }

  /* Address card — generous breathing gap from screen edge, compact interior */
  .address-card {
    padding: 13px 14px 11px;
    border-radius: 18px;
    box-shadow: 0 4px 18px rgba(14, 15, 12, 0.07);
    margin: 0 auto;
    width: 100%;
    max-width: 440px;
    text-align: left;
  }

  /* Single-row status badge & countdown chips */
  .card-badge-row {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    gap: 6px;
    margin-bottom: 6px;
  }
  .card-sticker {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    font-size: 11px;
    padding: 4px 10px;
    border-radius: 999px;
    width: auto;
    white-space: nowrap;
  }
  .ac-chips {
    display: flex;
    width: auto;
    gap: 6px;
  }
  .ac-chips .chip {
    font-size: 11px;
    padding: 4px 8px;
    border-radius: 999px;
    white-space: nowrap;
  }
  #expiryChip { min-width: 0; }
  #countChip { min-width: 0; }

  /* Address input field */
  .ac-top {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 2px;
    text-align: center;
  }
  .ac-label {
    font-size: 10px;
    letter-spacing: 0.08em;
  }
  .ac-address-row {
    margin: 2px 0 6px;
  }
  .ac-field .ac-address {
    font-size: clamp(13.5px, 3.8vw, 15px);
    padding: 9px 36px;
    border-radius: 12px;
    text-align: center;
    white-space: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }
  .ac-field .ac-address::-webkit-scrollbar { display: none; }
  .qr-inline,
  .btn.icon.qr-inline {
    width: 28px !important;
    height: 28px !important;
    min-width: 28px !important;
    right: 7px !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    border: none !important;
    background: transparent !important;
    color: var(--mute) !important;
    border-radius: 6px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 0 !important;
    box-shadow: none !important;
  }
  .qr-inline:hover,
  .btn.icon.qr-inline:hover,
  .qr-inline:active,
  .btn.icon.qr-inline:active {
    background: var(--canvas-soft) !important;
    color: var(--ink) !important;
    border: none !important;
  }
  .qr-inline svg {
    width: 15px !important;
    height: 15px !important;
  }

  /* Action Bar — Super CTA Layout */
  .action-bar {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    margin: 6px 0 4px;
  }
  .action-bar.admin-mode {
    grid-template-columns: repeat(4, 1fr);
  }
  .action-bar .btn.pill.btn-cta-copy {
    grid-column: 1 / -1;
    height: 44px;
    font-size: 14px;
    font-weight: 700;
    padding: 0 16px;
    border-radius: 999px;
    background: var(--primary);
    color: var(--on-primary);
    border-color: var(--primary);
    box-shadow: 0 2px 10px rgba(159, 232, 112, 0.4);
  }
  .action-bar .btn.pill:not(.btn-cta-copy) {
    height: 38px;
    padding: 0 4px;
    font-size: 11.5px;
    gap: 4px;
    border-radius: 999px;
  }
  .action-bar .btn.pill svg {
    width: 14px;
    height: 14px;
  }

  /* Card footer */
  .ac-foot {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    border-top: 1px solid var(--canvas-soft);
    margin-top: 6px;
    padding-top: 6px;
    gap: 4px;
  }
  .foot-tip {
    flex: none;
    font-size: 10.5px;
    line-height: 1.35;
    color: var(--body);
    width: 100%;
    text-align: left;
  }
  #btnExtend {
    display: inline-flex;
    justify-content: flex-start;
    align-items: center;
    padding: 3px 0;
    font-size: 11.5px;
    align-self: flex-start;
    height: auto;
  }

  /* Custom address creation panel */
  .ac-custom {
    margin-top: 10px;
    padding-top: 12px;
  }
  .custom-row {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: stretch;
  }
  #customUser {
    flex: none;
    width: 100%;
    height: 46px;
    font-size: 16px; /* Prevents iOS auto-zoom */
  }
  .custom-row .at {
    display: none;
  }
  #domainSelect {
    width: 100%;
    height: 46px;
    font-size: 16px;
  }
  #btnSaveCustom {
    width: 100%;
    height: 46px;
    font-size: 15px;
  }

  /* QR Popover */
  .qr-pop {
    width: min(290px, calc(100% - 24px));
    padding: 20px 16px 16px;
  }

  /* Mail List — generous, comfortable pro mobile sizing */
  .mail-list {
    padding: 20px 18px;
    border-radius: 20px;
  }
  .ml-head {
    margin-bottom: 14px;
  }
  .ml-head h2 {
    font-size: 24px;
  }
  .live-ind {
    font-size: 12.5px;
  }
  .ml-items {
    max-height: 480px;
    gap: 10px;
  }
  .mail-item {
    padding: 14px 12px;
    border-radius: 16px;
    gap: 12px;
  }
  .avatar {
    width: 38px;
    height: 38px;
    font-size: 15px;
    border-radius: 12px;
  }
  .mi-from {
    font-size: 14px;
  }
  .mi-time {
    font-size: 11.5px;
  }
  .mi-subject {
    font-size: 14px;
  }
  .mi-preview {
    font-size: 12.5px;
  }

  /* Stats Band */
  .stats {
    gap: 8px;
    padding: 4px 0;
  }
  .stat {
    padding: 14px 6px;
    border-radius: 14px;
    gap: 4px;
  }
  .stat-num {
    font-size: clamp(17px, 5.2vw, 22px);
  }
  .stat-label {
    font-size: 10.5px;
    line-height: 1.25;
  }

  /* Features Band */
  .features {
    gap: 12px;
  }
  .feature {
    padding: 18px 16px;
    border-radius: 18px;
  }
  .feature-wide {
    padding: 20px 16px;
  }
  .feature-wide .feature-art {
    display: none;
  }
  .feature h3 {
    font-size: 17px;
    margin: 8px 0 4px;
  }
  .feature p {
    font-size: 13.5px;
    line-height: 1.5;
  }
  .feature-more .btn {
    width: 100%;
    height: 46px;
  }

  /* FAQ */
  .faq h2 {
    font-size: 24px;
    margin-bottom: 18px;
  }
  details {
    padding: 14px 2px;
  }
  details summary {
    font-size: 14.5px;
  }
  details p {
    font-size: 13.5px;
    line-height: 1.55;
  }

  /* Footer */
  .foot-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 32px 16px 20px;
  }
  .foot-brand-col p {
    max-width: 100%;
    font-size: 13px;
  }
  .foot-base {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 14px 16px calc(24px + env(safe-area-inset-bottom));
  }

  /* Multi-page / Inner page blocks */
  .page-lede {
    font-size: 16px;
    line-height: 1.5;
  }
  .step-block h2 {
    font-size: 20px;
  }
  .step-block p, .prose p, .prose li {
    font-size: 15px;
    line-height: 1.6;
  }
  .cta-band {
    padding: 26px 16px;
    border-radius: 20px;
    margin-top: 32px;
  }
  .cta-band h2 {
    font-size: 22px;
  }
  .cta-band p {
    font-size: 14px;
    margin-bottom: 18px;
  }
  .cta-band .btn.big {
    width: 100%;
    height: 48px;
    font-size: 15px;
  }

  /* Admin */
  .admin-wrap {
    padding: 20px 14px 44px;
  }
  .admin-card {
    padding: 18px 14px;
    border-radius: 18px;
  }
  .admin-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 6px;
    -webkit-overflow-scrolling: touch;
  }
  .admin-tab {
    flex: none;
    font-size: 13px;
    padding: 0 16px;
    height: 38px;
  }

  /* Toasts */
  .toasts {
    bottom: calc(14px + env(safe-area-inset-bottom));
    width: calc(100% - 24px);
    align-items: stretch;
  }
  .toast {
    justify-content: center;
    text-align: center;
    font-size: 13.5px;
    padding: 11px 14px;
  }
}

/* Ultra small devices (320px - 360px) */
@media (max-width: 360px) {
  .wrap { padding: 0 12px; }
  .address-card { padding: 14px 10px 12px; }
  .action-bar { gap: 6px; }
  .action-bar .btn.pill:not(.btn-cta-copy) {
    font-size: 11px;
    padding: 0 2px;
    height: 40px;
  }
  .ac-field .ac-address {
    font-size: 13.5px;
    padding: 10px 40px 10px 10px;
  }
  .stat-num { font-size: 16px; }
  .stat-label { font-size: 9.5px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}