/* Temp Mail — EasyClip-style light design. Flat, no shadows, no glow. */
:root {
  --ink: #202124;
  --muted: #575b66;
  --faint: #737782;
  --line: #e3e6ec;
  --surface: #f8f9fb;
  --primary: #4285f4;
  --primary-hover: #2f74e8;
  --soft-blue: #eef3ff;
  --red: #ea4335;
  --yellow: #fbbc05;
  --green: #34a853;
  --blue: #4285f4;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: #ffffff;
  color: var(--ink);
  font-family: "Poppins", "Segoe UI", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.6;
}
::selection { background: rgba(66, 133, 244, .18); }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Sticky header */
header {
  position: sticky; top: 0; z-index: 10;
  height: 56px;
  background: #ffffff;
  border-bottom: 1px solid var(--line);
}
.header-inner {
  max-width: 720px; margin: 0 auto; height: 56px; padding: 0 16px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.logo { display: inline-flex; align-items: center; gap: 6px; font-size: 18px; font-weight: 600; letter-spacing: -0.02em; white-space: nowrap; }
.logo .ink { color: var(--ink); }
.logo .c-blue { color: var(--blue); }
.logo .c-red { color: var(--red); }
.logo .c-yellow { color: var(--yellow); }
.logo .c-green { color: var(--green); }
.badge {
  border: 1px solid var(--line); background: var(--surface);
  border-radius: 999px; padding: 2px 8px;
  font-size: 10px; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--faint);
  white-space: nowrap;
}
.header-actions { display: flex; align-items: center; gap: 8px; }

/* Layout */
main { max-width: 720px; margin: 0 auto; padding: 24px 16px 48px; }
section { margin-bottom: 24px; }
h1 { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; margin: 0 0 6px; }
h2 { font-size: 16px; font-weight: 600; margin: 0 0 4px; }
.lead { color: var(--muted); margin: 0 0 16px; font-size: 14px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.tiny { font-size: 12px; color: var(--faint); }

/* Flat cards */
.card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
}
.card.soft { background: var(--surface); }
.card + .card { margin-top: 16px; }

/* Buttons — pill */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: 1px solid transparent; border-radius: 999px;
  padding: 9px 20px; font-family: inherit; font-size: 14px; font-weight: 500;
  cursor: pointer; white-space: nowrap; background: none; color: var(--ink);
}
.btn-primary { background: var(--primary); color: #ffffff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-primary:disabled { opacity: .55; cursor: default; }
.btn-outline { border-color: var(--line); background: #ffffff; }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-ghost { color: var(--muted); padding: 9px 12px; }
.btn-ghost:hover { color: var(--red); }
.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn-block { width: 100%; }

/* Inputs */
label { display: block; font-size: 13px; font-weight: 500; color: var(--muted); margin: 0 0 6px; }
select {
  width: 100%; font-family: inherit; font-size: 15px; color: var(--ink);
  border: 1px solid var(--line); border-radius: 12px; padding: 10px 14px;
  background: #ffffff; outline: none;
}
select:focus { border-color: var(--primary); }
input[type="text"], input[type="email"], input[type="password"] {
  width: 100%; font-family: inherit; font-size: 15px; color: var(--ink);
  border: 1px solid var(--line); border-radius: 12px; padding: 10px 14px;
  background: #ffffff; outline: none;
}
input:focus { border-color: var(--primary); }
.input-row { display: flex; gap: 0; }
.input-row input { border-radius: 12px 0 0 12px; min-width: 0; flex: 1; }
.input-suffix {
  display: flex; align-items: center; padding: 0 14px;
  border: 1px solid var(--line); border-left: 0; border-radius: 0 12px 12px 0;
  background: var(--surface); color: var(--muted); font-size: 14px; white-space: nowrap;
}
.field { margin-bottom: 14px; }
.field:last-child { margin-bottom: 0; }

/* Address display */
.address-box {
  display: flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 12px;
  padding: 12px 14px;
}
.address-text {
  flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  font-size: 16px; font-weight: 500;
}
.copy-btn { flex-shrink: 0; }

/* Password-once box */
.pw-box { background: var(--soft-blue); border: 1px solid #d6e2ff; border-radius: 12px; padding: 14px; }
.pw-value {
  display: flex; align-items: center; gap: 8px; margin-top: 8px;
  background: #ffffff; border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px;
}
.pw-value code { flex: 1; font-size: 17px; font-weight: 600; letter-spacing: .08em; overflow-wrap: anywhere; }
.warn { color: var(--red); font-size: 13px; margin: 8px 0 0; }

/* Code highlight */
.code-box {
  background: var(--soft-blue); border: 1px solid #d6e2ff; border-radius: 12px;
  padding: 16px; text-align: center; margin-bottom: 16px;
}
.code-box .code-label { font-size: 13px; color: var(--muted); }
.code-box .code-value { font-size: 32px; font-weight: 600; letter-spacing: .18em; color: var(--ink); margin: 4px 0 10px; }

/* Inbox */
.inbox-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.inbox-head h2 { margin: 0; }
.refresh-row { display: flex; align-items: center; gap: 8px; }
.countdown { font-size: 13px; color: var(--faint); }
.mail-list { list-style: none; margin: 0; padding: 0; }
.mail-item {
  display: block; width: 100%; text-align: left;
  background: none; border: none; border-top: 1px solid var(--line);
  padding: 12px 4px; cursor: pointer; font-family: inherit;
}
.mail-item:first-child { border-top: none; }
.mail-item:hover { background: var(--surface); }
.mail-item.selected { background: var(--soft-blue); }
.mail-subject { font-weight: 500; font-size: 15px; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mail-meta { font-size: 13px; color: var(--faint); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.empty { text-align: center; color: var(--faint); padding: 28px 0 12px; }
.mail-detail { border-top: 1px solid var(--line); margin-top: 12px; padding-top: 16px; }
.mail-detail h3 { margin: 0 0 4px; font-size: 17px; font-weight: 600; }
.mail-body { font-size: 14px; overflow-wrap: anywhere; }
.mail-body img { max-width: 100%; height: auto; }
.mail-actions { display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; }

/* Saved addresses list */
.saved-list { list-style: none; margin: 0; padding: 0; }
.saved-item { display: flex; align-items: center; gap: 8px; border-top: 1px solid var(--line); padding: 10px 0; }
.saved-item:first-child { border-top: none; }
.saved-addr { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 500; font-size: 14px; }
.saved-date { font-size: 12px; color: var(--faint); white-space: nowrap; }
.saved-remove { flex-shrink: 0; }

/* Status / errors */
.error {
  display: none; background: #fdecea; border: 1px solid #f5c6c2; color: #a50e0e;
  border-radius: 12px; padding: 10px 14px; font-size: 14px; margin-bottom: 16px;
}
.error.show { display: block; }
.hidden { display: none !important; }

footer {
  border-top: 1px solid var(--line);
  padding: 20px 16px 32px; text-align: center;
  font-size: 13px; color: var(--faint);
}
@media (max-width: 560px) {
  .badge { display: none; }
  main { padding-top: 16px; }
}