:root{
  --brand-a:#14d9ad;
  --brand-b:#0a8f9e;
  --ink:#0e2430;
  --ink-soft:#5c7178;
  --bg:#f3faf9;
  --card:#ffffff;
  --line:#e1edec;
  --red:#e6533f;
  --radius:12px;
  --radius-sm:8px;
  --shadow: 0 1px 2px rgba(14,36,48,0.04), 0 8px 24px rgba(14,36,48,0.06);
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:'Plus Jakarta Sans', system-ui, sans-serif;
  line-height:1.55;
  min-height:100vh;
  display:flex;
  flex-direction:column;
  align-items:center;
  padding:24px 16px 56px;
  -webkit-font-smoothing:antialiased;
}
[dir="rtl"] body{ text-align:right; }
.wrap{ width:100%; max-width:660px; }
a{ color:var(--brand-b); }

/* ---------- header / logo ---------- */
.topbar{ display:flex; justify-content:space-between; align-items:center; gap:12px; margin-bottom:22px; flex-wrap:wrap; }
.brand{ display:flex; align-items:center; gap:10px; text-decoration:none; color:inherit; }

.brand .mark{ position:relative; display:inline-flex; flex:none; width:40px; height:40px; }
.brand .mark img{ width:100%; height:100%; object-fit:contain; animation: breathe 3.6s ease-in-out infinite; }
.brand .mark .badge{
  position:absolute; top:-1px; right:-2px; width:9px; height:9px; border-radius:50%;
  background:var(--red); border:1.5px solid var(--bg);
  animation: pulse 2.6s ease-in-out infinite;
}
@keyframes breathe{ 0%,100%{ transform:scale(1); } 50%{ transform:scale(1.05); } }
@keyframes pulse{ 0%,100%{ transform:scale(1); opacity:1; } 50%{ transform:scale(1.45); opacity:0.45; } }
@media (prefers-reduced-motion: reduce){ .brand .mark img, .brand .mark .badge{ animation:none; } }

.brand-text{ display:flex; flex-direction:column; line-height:1.15; }
.brand-name{
  font-size:1.3rem; font-weight:800; letter-spacing:-0.01em;
  background:linear-gradient(120deg, var(--ink) 35%, var(--brand-b) 100%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.brand-tagline{ font-size:0.66rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--ink-soft); }

.topbar-right{ display:flex; align-items:center; gap:8px; flex-wrap:wrap; }
.icon-pill{
  display:inline-flex; align-items:center; gap:6px;
  background:var(--card); border:1px solid var(--line); border-radius:999px;
  padding:8px 12px; font-size:0.78rem; font-weight:600; color:var(--ink-soft);
  text-decoration:none; cursor:pointer; transition: border-color .15s ease, color .15s ease;
}
.icon-pill:hover{ border-color:var(--brand-b); color:var(--brand-b); }
.icon-pill[aria-pressed="true"]{ border-color:var(--brand-b); color:var(--brand-b); background:rgba(10,143,158,0.08); }
#notifyBtn span{ display:none; }

select#langSelect{
  font-family:'Plus Jakarta Sans', sans-serif; font-size:0.8rem; font-weight:600;
  background:var(--card); border:1px solid var(--line); border-radius:999px;
  padding:9px 12px; color:var(--ink); max-width:42vw;
}

/* ---------- hero card ---------- */
.stamp{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:30px 26px 26px; box-shadow: var(--shadow);
}
.kicker{
  display:inline-block; font-size:0.68rem; font-weight:700; letter-spacing:0.06em;
  color:var(--brand-b); background:rgba(20,217,173,0.12); padding:4px 10px; border-radius:999px;
  margin:0 0 12px;
}
h1{ font-size:1.85rem; font-weight:800; letter-spacing:-0.02em; margin:0 0 8px; }
.subtitle{ margin:0 0 22px; color:var(--ink-soft); font-size:0.95rem; max-width:50ch; }

.provider-tabs{ display:flex; gap:6px; background:var(--bg); border:1px solid var(--line); border-radius:999px; padding:4px; margin-bottom:16px; }
.provider-tab{
  flex:1; display:flex; align-items:center; justify-content:center; gap:6px;
  font-family:'Plus Jakarta Sans', sans-serif; font-size:0.84rem; font-weight:700;
  border:none; border-radius:999px; padding:10px 14px; background:transparent; color:var(--ink-soft);
  cursor:pointer; transition: all .15s ease;
}
.provider-tab.active{ background:var(--card); color:var(--ink); box-shadow:var(--shadow); }
.tab-badge{
  font-size:0.6rem; font-weight:800; letter-spacing:0.04em;
  background:linear-gradient(135deg, var(--brand-a), var(--brand-b)); color:#fff;
  padding:2px 6px; border-radius:999px;
}

.address-row{ margin-bottom:12px; }
#emailAddr{
  font-family:'IBM Plex Mono', monospace; font-size:1.1rem; font-weight:600;
  background:linear-gradient(135deg, rgba(20,217,173,0.08), rgba(10,143,158,0.08));
  border:1px dashed rgba(10,143,158,0.35); border-radius:var(--radius-sm);
  padding:16px 18px; color:var(--ink); letter-spacing:0.01em; overflow-wrap:anywhere;
  text-align:center;
}

.action-pills{ display:flex; gap:8px; flex-wrap:wrap; margin-bottom:6px; }
.pill{
  display:inline-flex; align-items:center; gap:7px;
  font-family:'Plus Jakarta Sans', sans-serif; font-size:0.84rem; font-weight:600; cursor:pointer;
  border-radius:999px; border:1px solid var(--line); padding:10px 16px;
  background:var(--card); color:var(--ink); transition: transform .08s ease, border-color .15s ease, box-shadow .15s ease;
}
.pill:hover{ border-color:var(--brand-b); }
.pill:active{ transform: translateY(1px); }
.pill-primary{
  background:linear-gradient(135deg, var(--brand-a), var(--brand-b));
  border-color:transparent; color:#fff; box-shadow:0 4px 14px rgba(10,143,158,0.28);
}
.pill-primary:hover{ box-shadow:0 6px 18px rgba(10,143,158,0.36); }
button.link{ border:none; background:none; text-decoration:underline; padding:4px 2px; color:var(--ink-soft); font-family:inherit; cursor:pointer; }

.meta-row{ font-size:0.8rem; color:var(--ink-soft); margin-top:14px; }
.timer{ font-weight:700; color:var(--red); font-variant-numeric: tabular-nums; }

.change-form{ display:none; gap:8px; margin-top:14px; flex-wrap:wrap; }
.change-form.open{ display:flex; }
.change-form input{
  flex:1 1 160px; font-family:'Plus Jakarta Sans', sans-serif; border:1px solid var(--line);
  border-radius:var(--radius-sm); padding:11px 14px; background:var(--bg); color:var(--ink); font-size:0.92rem;
}

/* ---------- captcha modal ("I'm not a robot") ---------- */
.modal-overlay{
  display:none; position:fixed; inset:0; z-index:100;
  background:rgba(14,36,48,0.45); backdrop-filter:blur(2px);
  align-items:center; justify-content:center; padding:16px;
}
.modal-overlay.open{ display:flex; animation: overlayIn .15s ease; }
@keyframes overlayIn{ from{ opacity:0; } to{ opacity:1; } }
.captcha-modal{
  background:var(--card); border-radius:var(--radius); padding:22px 24px;
  width:100%; max-width:340px; box-shadow:0 20px 60px rgba(14,36,48,0.35);
  animation: modalIn .2s ease;
}
@keyframes modalIn{ from{ opacity:0; transform:translateY(10px) scale(.98); } to{ opacity:1; transform:none; } }
.robot-check{
  display:flex; align-items:center; gap:12px; cursor:pointer;
  border:1px solid var(--line); border-radius:var(--radius-sm); padding:14px 16px;
  background:var(--bg);
}
.robot-check input{ position:absolute; opacity:0; width:1px; height:1px; }
.checkbox-box{
  flex:none; width:22px; height:22px; border-radius:5px; border:2px solid var(--ink-soft);
  display:inline-flex; align-items:center; justify-content:center; transition: all .15s ease;
}
.robot-check input:checked ~ .checkbox-box{
  background:linear-gradient(135deg, var(--brand-a), var(--brand-b)); border-color:transparent;
}
.checkbox-box svg{ opacity:0; transition:opacity .15s ease; }
.robot-check input:checked ~ .checkbox-box svg{ opacity:1; }
.robot-label{ font-size:0.92rem; font-weight:600; flex:1; }
.robot-spinner{
  width:16px; height:16px; border-radius:50%; flex:none;
  border:2px solid var(--line); border-top-color:var(--brand-b);
  display:none; animation: spin .7s linear infinite;
}
.robot-check input:checked ~ .robot-spinner{ display:inline-block; }
@keyframes spin{ to{ transform:rotate(360deg); } }

.captcha-challenge{ margin-top:16px; }
.captcha-challenge[hidden]{ display:none; }
.captcha-question{ margin:0 0 8px; font-size:0.88rem; }
.captcha-row{ display:flex; gap:8px; }
.captcha-row input{
  width:90px; font-family:'IBM Plex Mono', monospace; border:1px solid var(--line);
  border-radius:var(--radius-sm); padding:11px 13px; background:var(--card); color:var(--ink); font-size:0.92rem;
}
.captcha-hint{ margin:8px 0 0; font-size:0.76rem; color:var(--red); min-height:1em; }
@media (prefers-reduced-motion: reduce){ .robot-spinner{ animation:none; } }

/* ---------- stats strip ---------- */
.stats{
  display:grid; grid-template-columns:repeat(3, 1fr); gap:10px;
  margin-top:18px;
}
.stat-card{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius-sm);
  padding:16px 8px; text-align:center;
  opacity:0; transform:translateY(8px);
  animation: statIn .5s ease forwards;
}
.stat-card:nth-child(1){ animation-delay:.03s; }
.stat-card:nth-child(2){ animation-delay:.09s; }
.stat-card:nth-child(3){ animation-delay:.15s; }
.stat-card:nth-child(4){ animation-delay:.21s; }
.stat-card:nth-child(5){ animation-delay:.27s; }
.stat-card:nth-child(6){ animation-delay:.33s; }
@keyframes statIn{ to{ opacity:1; transform:translateY(0); } }
.stat-value{
  display:block; font-size:1.35rem; font-weight:800; letter-spacing:-0.02em;
  background:linear-gradient(120deg, var(--brand-a), var(--brand-b));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.stat-label{ display:block; font-size:0.68rem; color:var(--ink-soft); margin-top:3px; }
@media (prefers-reduced-motion: reduce){ .stat-card{ animation:none; opacity:1; transform:none; } }

/* ---------- inbox ---------- */
.inbox{ margin-top:26px; width:100%; }
.inbox h2{ font-size:1.02rem; font-weight:700; margin:0 0 10px; display:flex; align-items:center; gap:10px; justify-content:space-between;}
.inbox h2 .count{ font-weight:500; font-size:0.78rem; color:var(--ink-soft); }
.empty{ border:1px dashed var(--line); border-radius:var(--radius-sm); padding:26px 18px; text-align:center; color:var(--ink-soft); font-size:0.86rem; background:var(--card); }
ul#mailList{ list-style:none; margin:0; padding:0; background:var(--card); border:1px solid var(--line); border-radius:var(--radius-sm); overflow:hidden; }
.mail-item{ border-bottom:1px solid var(--line); padding:14px 14px; cursor:pointer; transition:background .12s ease; }
.mail-item:last-child{ border-bottom:none; }
.mail-item:hover{ background:rgba(20,217,173,0.06); }
.mail-item .row1{ display:flex; justify-content:space-between; gap:10px; font-size:0.85rem; }
.mail-item .from{ font-weight:600; }
.mail-item .date{ color:var(--ink-soft); font-size:0.75rem; flex:none; }
.mail-item .subject{ font-size:0.89rem; margin-top:4px; }
.mail-item .excerpt{ font-size:0.78rem; color:var(--ink-soft); margin-top:2px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.mail-item.unread{ position:relative; padding-inline-start:22px; }
.mail-item.unread::before{ content:""; position:absolute; inset-inline-start:8px; top:20px; width:6px; height:6px; border-radius:50%; background:var(--red); }

/* ---------- reader ---------- */
.reader{ display:none; margin-top:26px; border:1px solid var(--line); background:var(--card); border-radius:var(--radius); padding:22px; width:100%; box-shadow:var(--shadow); }
.reader.open{ display:block; }
.reader .back{ margin-bottom:12px; }
.reader h3{ margin:0 0 4px; font-size:1.15rem; font-weight:700; }
.reader .from-line{ font-size:0.8rem; color:var(--ink-soft); margin-bottom:14px; }
.reader iframe{ width:100%; min-height:240px; border:1px solid var(--line); border-radius:var(--radius-sm); background:#fff; }

/* ---------- FAQ accordion ---------- */
.faq{ margin-top:30px; width:100%; }
.faq-item{ border-bottom:1px solid var(--line); }
.faq-item:first-child{ border-top:1px solid var(--line); }
.faq-q{
  width:100%; display:flex; justify-content:space-between; align-items:center; gap:10px;
  background:none; border:none; text-align:inherit; cursor:pointer;
  font-family:inherit; font-size:0.95rem; font-weight:700; color:var(--ink);
  padding:16px 2px;
}
.faq-q .chev{ flex:none; color:var(--brand-b); transition: transform .25s ease; }
.faq-item.open .chev{ transform: rotate(180deg); }
.faq-a{ max-height:0; overflow:hidden; transition: max-height .3s ease; }
.faq-a > div{ padding:0 2px 16px; color:var(--ink-soft); font-size:0.88rem; max-width:64ch; }

/* ---------- contact ---------- */
.contact{ margin-top:30px; width:100%; padding-top:22px; border-top:1px dashed var(--line); }
.contact h2{ font-size:1rem; font-weight:700; margin:0 0 6px; }
.contact p{ font-size:0.88rem; color:var(--ink-soft); margin:0; }
.contact a{ font-weight:600; }

footer{ margin-top:30px; font-size:0.74rem; color:var(--ink-soft); text-align:center; max-width:480px; }
footer .copyright{ margin-top:6px; opacity:0.85; }

/* ---------- toast (provider auto-fallback notice) ---------- */
.toast{
  position:fixed; left:50%; bottom:22px; transform:translate(-50%, 16px);
  background:var(--ink); color:var(--paper, #fff); font-size:0.82rem; font-weight:600;
  padding:12px 18px; border-radius:999px; box-shadow:0 10px 30px rgba(14,36,48,0.3);
  opacity:0; pointer-events:none; transition: opacity .25s ease, transform .25s ease;
  z-index:200; max-width:90vw; text-align:center;
}
.toast.show{ opacity:1; transform:translate(-50%, 0); }
@media (prefers-reduced-motion: reduce){ .toast{ transition:none; } }

/* ---------- responsive ---------- */
@media (max-width: 560px){
  .stats{ grid-template-columns:repeat(2, 1fr); }
}
@media (max-width: 480px){
  body{ padding:18px 12px 40px; }
  .stamp{ padding:22px 18px 20px; }
  h1{ font-size:1.5rem; }
  .brand-name{ font-size:1.12rem; }
  .action-pills .pill span{ display:inline; }
  .action-pills{ justify-content:stretch; }
  .action-pills .pill{ flex:1 1 calc(50% - 8px); justify-content:center; }
  #emailAddr{ font-size:0.95rem; }
  select#langSelect{ max-width:100%; }
  .icon-pill span{ display:none; }
}
@media (min-width: 720px){
  .stamp{ padding:38px 36px 30px; }
  h1{ font-size:2.05rem; }
}

@media (prefers-reduced-motion: reduce){ *{ transition:none !important; } }