@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=JetBrains+Mono:wght@400;700&display=swap');

:root {
  color-scheme: dark;
  --ink: #f0f6ff;
  --ink-dim: #c4d4ec;
  --muted: #6b83a0;
  --bg: #040d18;
  --panel: #081525;
  --line: #162336;
  --line-2: #1e3148;
  --mint: #3ef5c0;
  --mint-2: #2dd4bf;
  --blue: #5ba4f5;
  --purple: #9d74f0;
  --pink: #f06090;
  --danger: #f87171;
  --danger-dim: #fca5a5;
  --success: #34d399;
  font-family: 'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;
  font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html {
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
  -webkit-text-size-adjust: 100%;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
  position: relative;
}

img, svg, video, canvas, audio, iframe, embed, object {
  max-width: 100%;
  height: auto;
}

/* ── Noise + gradient bg ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 90% 60% at 80% -5%, #0b2d52 0%, transparent 55%),
    radial-gradient(ellipse 60% 50% at -10% 80%, #07203a 0%, transparent 55%),
    radial-gradient(ellipse 40% 30% at 50% 50%, #091e33 0%, transparent 70%);
  z-index: -2;
  pointer-events: none;
}

.wrap { width: min(880px, calc(100% - 32px)); margin-inline: auto; }
.narrow { max-width: 720px; }

/* ── Navigation ── */
.nav {
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -.025em;
}

.brand span {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  color: #040d18;
  font-size: 14px;
  font-weight: 900;
  background: linear-gradient(140deg, #3ef5c0, #5ba4f5);
  box-shadow: 0 4px 16px #3ef5c030, 0 0 0 1px #3ef5c020;
}

.nav nav { display: flex; gap: 4px; }
.nav nav a {
  padding: 6px 12px;
  color: var(--muted);
  text-decoration: none;
  border-radius: 99px;
  font-size: 13px;
  font-weight: 500;
  transition: color .15s, background .15s;
}
.nav nav a:hover { color: var(--ink-dim); background: #ffffff09; }
.nav nav a[aria-current=page] {
  background: #ffffff0d;
  color: var(--ink);
  box-shadow: inset 0 1px 0 #ffffff10;
}

/* ── Hero ── */
.hero { padding: 32px 0 20px; }

.eyebrow, .label {
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--mint);
  font-weight: 600;
}

.hero h1 {
  margin: 10px 0 12px;
  font-size: clamp(28px, 4.5vw, 44px);
  line-height: 1.05;
  letter-spacing: -.035em;
  font-weight: 800;
}

.hero em {
  font-style: normal;
  background: linear-gradient(100deg, #7dd3fc 0%, #c4b5fd 45%, #f9a8d4 100%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.lede {
  max-width: 500px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.6;
}

/* ── Panels ── */
.panel {
  background: linear-gradient(155deg, #0d1e31, #08131e);
  border: 1px solid var(--line-2);
  border-radius: 14px;
  padding: 18px 20px;
  box-shadow:
    0 0 0 1px #3ef5c008,
    0 16px 40px #00000055,
    inset 0 1px 0 #ffffff0d;
  position: relative;
}

.panel::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 15px;
  background: linear-gradient(135deg, #3ef5c012, transparent 50%, #5ba4f508);
  pointer-events: none;
  z-index: 0;
}

.panel > * { position: relative; z-index: 1; }

.centered {
  text-align: center;
  padding: 24px 20px;
  margin-inline: auto;
  max-width: 520px;
}
.centered > p { color: var(--muted); font-size: 13.5px; margin-top: 6px; line-height: 1.5; }

.orb {
  margin: 0 auto 12px;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(145deg, #3ef5c018, #5ba4f512);
  border: 1px solid #3ef5c025;
  color: var(--mint);
  font-size: 18px;
  box-shadow: 0 6px 24px #3ef5c015;
  animation: orbPulse 3s ease-in-out infinite;
}

@keyframes orbPulse {
  0%, 100% { box-shadow: 0 8px 32px #3ef5c015; }
  50% { box-shadow: 0 8px 40px #3ef5c030; }
}

/* ── Buttons ── */
.primary, .secondary, .text-button, .icon, .code {
  font: inherit;
  cursor: pointer;
}

.primary {
  border: 0;
  border-radius: 10px;
  padding: 10px 18px;
  font-weight: 700;
  font-size: 14px;
  background: linear-gradient(135deg, #3ef5c0, #40c8f4);
  color: #040d18;
  letter-spacing: -.01em;
  box-shadow: 0 4px 18px #3ef5c025, inset 0 1px 0 #ffffff40;
  transition: transform .16s cubic-bezier(.34,1.56,.64,1), box-shadow .16s;
  position: relative;
  overflow: hidden;
}

.primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #ffffff20, transparent);
  opacity: 0;
  transition: opacity .15s;
}

.primary:hover {
  transform: translateY(-2px) scale(1.01);
  box-shadow: 0 10px 28px #3ef5c035, inset 0 1px 0 #ffffff40;
}
.primary:hover::after { opacity: 1; }
.primary:active { transform: translateY(-1px) scale(1); }
.primary:disabled { cursor: wait; opacity: .5; transform: none; }

.secondary {
  border: 1px solid var(--line-2);
  border-radius: 10px;
  padding: 9px 15px;
  font-weight: 600;
  font-size: 13.5px;
  background: #0d1e31;
  color: var(--ink-dim);
  transition: border-color .15s, background .15s, transform .15s, color .15s;
}
.secondary:hover {
  border-color: #2a4060;
  background: #102030;
  color: var(--ink);
  transform: translateY(-1px);
}

.text-button {
  border: 0;
  background: none;
  color: var(--blue);
  padding: 8px 4px;
  font-size: 13px;
  font-weight: 500;
  transition: color .15s;
}
.text-button:hover { color: #93c5fd; }

.small { padding: 6px 12px; font-size: 12px; border-radius: 8px; }

.icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid var(--line-2);
  background: #0d1e31;
  color: var(--muted);
  font-size: 14px;
  transition: border-color .15s, background .15s, transform .15s, color .15s;
}
.icon:hover {
  border-color: #2a4060;
  background: #102030;
  color: var(--ink);
  transform: translateY(-1px);
}

button:disabled { cursor: wait; opacity: .5; }

/* ── Layout ── */
.row { display: flex; align-items: center; gap: 12px; }
.between { justify-content: space-between; }
.actions { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 12px; }

.pill {
  background: #3ef5c011;
  color: var(--mint);
  border: 1px solid #3ef5c025;
  padding: 4px 10px;
  border-radius: 99px;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .05em;
  white-space: nowrap;
  text-transform: uppercase;
}

/* ── Notice ── */
.notice {
  margin-top: 12px;
  padding: 12px 14px;
  border: 1px solid var(--line-2);
  border-radius: 10px;
  background: #07111c;
}
.notice code {
  display: block;
  margin: 6px 0;
  font-size: 13px;
  word-break: break-all;
  color: var(--mint);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  letter-spacing: .05em;
  line-height: 1.5;
}
.notice p, .muted { color: var(--muted); font-size: 12.5px; line-height: 1.5; }
.notice.success { background: #3ef5c00a; border-color: #3ef5c025; }
.notice strong { font-size: 13px; font-weight: 600; color: var(--ink-dim); }

/* ── Inbox grid ── */
.grid {
  display: grid;
  grid-template-columns: minmax(0, .75fr) minmax(0, 1.25fr);
  gap: 10px;
  margin-top: 10px;
}
/* min-width:0 prevents grid children from overflowing their column */
.list-panel, .reader {
  min-height: 280px;
  min-width: 0;
  overflow: hidden;
}

/* ── Messages ── */
.messages { display: grid; gap: 4px; margin-top: 10px; }

.message {
  width: 100%;
  max-width: 100%;
  text-align: left;
  border: 1px solid transparent;
  border-radius: 9px;
  padding: 9px 12px;
  background: #081525;
  color: var(--ink);
  cursor: pointer;
  overflow: hidden;
  transition: border-color .15s, background .15s, transform .15s;
}
.message:hover { border-color: var(--line-2); background: #0d1e31; transform: translateX(2px); }
.message.active { border-color: #1e3148; background: #0d1e31; border-left: 2px solid var(--mint); }
.message strong { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px; font-weight: 600; min-width: 0; }
.message span { display: block; font-size: 11.5px; color: var(--muted); margin-top: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.message .otp {
  display: inline-block;
  color: var(--mint);
  margin-top: 4px;
  font-size: 10.5px;
  font-weight: 700;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  letter-spacing: .06em;
  background: #3ef5c012;
  padding: 2px 6px;
  border-radius: 5px;
}

/* ── Empty state ── */
.empty {
  text-align: center;
  margin: auto;
  padding: 32px 14px;
  color: var(--muted);
}
.empty span { font-size: 22px; display: block; margin-bottom: 8px; opacity: .5; }
.empty h2 { font-size: 14px; font-weight: 600; margin-bottom: 4px; }
.empty p { font-size: 12px; line-height: 1.5; }

/* ── Reader ── */
.reader h2 { overflow-wrap: anywhere; font-size: 16px; font-weight: 700; letter-spacing: -.02em; }
.reader pre {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font: 12.5px/1.65 'JetBrains Mono', ui-monospace, monospace;
  color: #8fb0cc;
  margin-top: 10px;
}

/* ── OTP box ── */
.otp-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #3ef5c00d;
  border: 1px solid #3ef5c028;
  border-radius: 11px;
  padding: 12px 14px;
  margin: 12px 0;
}
.otp-box code {
  font-size: 24px;
  color: var(--mint);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-weight: 700;
  letter-spacing: .12em;
}

/* ── Forms ── */
.form-card, .totp-card { max-width: 480px; margin: auto; }
.form-card form, .totp-card { display: grid; gap: 12px; }

label {
  display: grid;
  gap: 5px;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-dim);
  letter-spacing: .01em;
}

input {
  width: 100%;
  border: 1px solid var(--line-2);
  border-radius: 9px;
  background: #060f1a;
  color: var(--ink);
  font: inherit;
  font-size: 14px;
  padding: 9px 12px;
  outline: none;
  transition: border-color .15s, box-shadow .15s, background .15s;
}
input::placeholder { color: #2d4460; }
input:focus {
  border-color: var(--blue);
  background: #07121e;
  box-shadow: 0 0 0 3px #5ba4f51a;
}

/* ── TOTP ── */
.code-zone { text-align: center; }

.code {
  font-size: clamp(48px, 11vw, 72px);
  letter-spacing: .16em;
  font-weight: 800;
  background: transparent;
  border: 0;
  color: var(--ink);
  padding: 20px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  cursor: pointer;
  transition: color .15s, text-shadow .2s;
}
.code:hover { color: var(--mint); text-shadow: 0 0 40px #3ef5c035; }

.timer { height: 3px; border-radius: 10px; background: #162336; overflow: hidden; margin-top: 2px; }
.timer div {
  height: 100%;
  background: linear-gradient(90deg, var(--mint), var(--blue));
  transform-origin: left;
  transition: transform .1s linear;
}

/* ── Privacy info ── */
.privacy {
  padding: 15px 17px;
  border-radius: 12px;
  background: #060f1a;
  border: 1px solid var(--line);
  color: var(--muted);
  line-height: 1.65;
  font-size: 12.5px;
}
.privacy strong { color: var(--ink-dim); }

.test-status { color: var(--success); font-size: 12.5px; font-weight: 500; text-align: center; }
.error { color: var(--danger); min-height: 1.2em; font-size: 13px; font-weight: 500; }

/* ── Danger ── */
.danger-button {
  background: #f871710a;
  border: 1px solid #f8717140;
  border-radius: 12px;
  color: var(--danger-dim);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  font-size: 14px;
  padding: 12px 18px;
  transition: background .15s, border-color .15s;
}
.danger-button:hover { background: #f8717118; border-color: #f8717168; }
.danger-button.small { padding: 8px 13px; font-size: 13px; }
.danger-text { color: var(--danger); }

.delete-card {
  align-items: end;
  background: #f871710a;
  border: 1px solid #f8717128;
  border-radius: 16px;
  display: grid;
  gap: 14px;
  grid-template-columns: 1.2fr 1fr;
  margin-top: 20px;
  padding: 18px;
}
.delete-card p { color: var(--muted); line-height: 1.55; font-size: 13px; }
.delete-card .actions { grid-column: 1 / -1; margin-top: 0; }
.delete-card strong { font-size: 14px; font-weight: 600; }

/* ── Footer ── */
footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding-block: 52px;
  color: var(--muted);
  font-size: 13px;
  border-top: 1px solid var(--line);
  margin-top: 40px;
}
footer a { color: var(--blue); text-decoration: none; transition: color .15s; }
footer a:hover { color: #93c5fd; }

/* ── Toast ── */
#toast {
  position: fixed;
  left: 50%;
  bottom: 30px;
  transform: translate(-50%, 14px);
  opacity: 0;
  pointer-events: none;
  background: #eef5ff;
  color: #040d18;
  padding: 11px 22px;
  border-radius: 99px;
  font-size: 14px;
  font-weight: 700;
  transition: opacity .18s ease, transform .18s cubic-bezier(.34,1.56,.64,1);
  white-space: nowrap;
  box-shadow: 0 8px 32px #00000050;
  letter-spacing: -.01em;
}
#toast.show { opacity: 1; transform: translate(-50%, 0); }

.hidden { display: none !important; }

/* ── Responsive ── */
@media (max-width: 720px) {
  .hero { padding: 24px 0 16px; }
  .grid { grid-template-columns: 1fr; }
  .panel { padding: 14px; border-radius: 12px; }
  .row.between { align-items: flex-start; flex-direction: column; gap: 8px; }
  .code { font-size: 36px; }
  .nav { height: 50px; }
  footer { flex-direction: column; gap: 10px; margin-top: 20px; padding-top: 20px; }
  .reader { min-height: 240px; }
  .delete-card { grid-template-columns: 1fr; }
  .delete-card .actions { grid-column: auto; }
}