/* ── JetBrains Mono (self-hosted) ───────────────────────────────────────── */
@font-face {
  font-family: "JetBrains Mono";
  src: url("/static/fonts/JetBrainsMono.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

/* ── Dark theme (default) ────────────────────────────────────────────────── */
:root {
  --bg-0:        #000000;
  --bg-1:        #070d14;
  --bg-2:        #0b1420;
  --bg-3:        #10202f;
  --border:      #0e2235;
  --border-hi:   #1a4060;
  --border-focus:#29aae1;

  --primary:     #29aae1;
  --primary-dim: rgba(41,170,225,.15);
  --primary-glow:rgba(41,170,225,.35);
  --accent:      #00d4ff;

  --text-1:      #dde8f0;
  --text-2:      #a8c4d8;
  --text-3:      #6a90a8;

  --success:     #00e87a;
  --warning:     #ffaa00;
  --danger:      #ff3355;
  --danger-dim:  rgba(255,51,85,.12);

  --radius:      3px;
  --radius-sm:   2px;
  --shadow:      0 8px 40px rgba(0,0,0,.8);
  --tr:          .15s ease;

  --scan: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(255,255,255,.012) 2px,
    rgba(255,255,255,.012) 4px
  );
}

/* ── Light theme ─────────────────────────────────────────────────────────── */
[data-theme="light"] {
  --bg-0:        #eef3f8;
  --bg-1:        #ffffff;
  --bg-2:        #f4f8fc;
  --bg-3:        #e8eef6;
  --border:      #c8d8ea;
  --border-hi:   #a0b8d0;
  --border-focus:#1d50a2;

  --primary:     #1d50a2;
  --primary-dim: rgba(29,80,162,.1);
  --primary-glow:rgba(29,80,162,.25);
  --accent:      #29aae1;

  --text-1:      #1a2530;
  --text-2:      #4a6070;
  --text-3:      #8090a0;

  --success:     #00965c;
  --warning:     #c87000;
  --danger:      #cc1f40;
  --danger-dim:  rgba(204,31,64,.08);

  --shadow:      0 4px 20px rgba(0,0,0,.12);
  --scan:        none;
}

/* ── Reset ───────────────────────────────────────────────────────────────── */
*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
[hidden] { display: none !important; }
html { scroll-behavior:smooth; }

body {
  font-family: "JetBrains Mono", "Cascadia Code", "Fira Code", ui-monospace, Menlo, monospace;
  background: var(--bg-0);
  color: var(--text-1);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.6;
  font-size: 14px;
  background-image: var(--scan);
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--accent); }

/* ── Layout ──────────────────────────────────────────────────────────────── */
.page-wrap {
  flex:1;
  width:100%;
  max-width:740px;
  margin:0 auto;
  padding:0 20px 60px;
}

/* ── Header ──────────────────────────────────────────────────────────────── */
.site-header {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:24px 20px 18px;
  max-width:740px;
  margin:0 auto;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}

.header-left {
  display:flex;
  align-items:center;
  gap:14px;
}

.logo-link {
  display:flex;
  align-items:center;
  text-decoration:none;
}

.logo-link:hover { opacity:.85; }

.logo-img {
  height:38px;
  width:auto;
  flex-shrink:0;
}

:root .logo-img {
  filter: brightness(1.4) contrast(1.1);
}
[data-theme="light"] .logo-img {
  filter: none;
}

.header-tagline {
  font-size:.7rem;
  color:var(--text-2);
  letter-spacing:.12em;
  text-transform:uppercase;
  white-space:nowrap;
  padding-left:14px;
  border-left:1px solid var(--border-hi);
}

/* ── Theme toggle ────────────────────────────────────────────────────────── */
.theme-toggle {
  background: none;
  border: 1px solid var(--border-hi);
  border-radius: var(--radius);
  color: var(--text-2);
  cursor: pointer;
  font-family: inherit;
  font-size: .7rem;
  letter-spacing: .1em;
  padding: 5px 10px;
  transition: all var(--tr);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.theme-toggle:hover {
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 0 8px var(--primary-dim);
}

.theme-toggle .icon-sun  { display: none; }
.theme-toggle .icon-moon { display: block; }
[data-theme="light"] .theme-toggle .icon-sun  { display: block; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }

/* ── Card ────────────────────────────────────────────────────────────────── */
.card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 26px;
  box-shadow: var(--shadow);
}

.card + .card { margin-top: 16px; }

.card-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 18px;
}

.card-title .icon-svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  stroke: currentColor;
}

/* ── Textarea ────────────────────────────────────────────────────────────── */
.content-wrap { position:relative; }

textarea {
  width: 100%;
  min-height: 200px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--border-hi);
  border-radius: var(--radius-sm);
  color: var(--text-1);
  font-family: inherit;
  font-size: .88rem;
  line-height: 1.7;
  padding: 14px 16px;
  resize: vertical;
  outline: none;
  transition: border-color var(--tr), box-shadow var(--tr);
}

textarea::placeholder { color: var(--text-3); }

textarea:focus {
  border-color: var(--border-focus);
  border-left-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary-dim), 0 0 16px var(--primary-dim);
}

.char-count {
  position: absolute;
  bottom: 10px;
  right: 12px;
  font-size: .7rem;
  color: var(--text-3);
  pointer-events: none;
  user-select: none;
  letter-spacing: .05em;
}

.char-count.over-limit { color: var(--danger); }

/* ── Options row ─────────────────────────────────────────────────────────── */
.options-row {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: flex-start;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.option-group { display:flex; flex-direction:column; gap:8px; }

.option-label {
  font-size: .68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--text-2);
}

.option-label::before {
  content: "// ";
  color: var(--text-3);
}

/* ── Expiry pills ────────────────────────────────────────────────────────── */
.expiry-group { display:flex; gap:4px; flex-wrap:wrap; }

.expiry-btn {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-2);
  cursor: pointer;
  font-family: inherit;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .05em;
  padding: 5px 14px;
  transition: all var(--tr);
}

.expiry-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-dim);
}

.expiry-btn.active {
  background: var(--primary-dim);
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 0 8px var(--primary-glow);
}

/* ── Toggle switch ───────────────────────────────────────────────────────── */
.toggle-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}

.toggle-wrap input[type="checkbox"] { display:none; }

.toggle-track {
  width: 36px;
  height: 20px;
  background: var(--bg-3);
  border: 1px solid var(--border-hi);
  border-radius: 10px;
  position: relative;
  flex-shrink: 0;
  transition: all var(--tr);
}

.toggle-track::after {
  content: "";
  position: absolute;
  left: 2px;
  top: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--text-3);
  transition: all var(--tr);
}

input[type="checkbox"]:checked + .toggle-track {
  background: var(--primary-dim);
  border-color: var(--primary);
  box-shadow: 0 0 8px var(--primary-glow);
}

input[type="checkbox"]:checked + .toggle-track::after {
  left: calc(100% - 16px);
  background: var(--primary);
}

.toggle-text {
  font-size: .8rem;
  color: var(--text-2);
}

/* ── Password section ────────────────────────────────────────────────────── */
.pw-section {
  margin-top: 18px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--border-focus);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
}

.pw-section h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .7rem;
  color: var(--text-2);
  margin-bottom: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
}

.pw-section h3::before { content: "// "; color: var(--text-3); }

.pw-section h3 .icon-svg {
  width: 13px;
  height: 13px;
  stroke: currentColor;
}

.pw-input-row {
  display: flex;
  gap: 6px;
  align-items: stretch;
}

input[type="password"],
input[type="text"] {
  flex: 1;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-1);
  font-family: inherit;
  font-size: .85rem;
  padding: 8px 12px;
  outline: none;
  transition: border-color var(--tr), box-shadow var(--tr);
  min-width: 0;
}

input::placeholder { color: var(--text-3); }

input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 1px var(--primary-dim), 0 0 12px var(--primary-dim);
}

.btn-icon {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-2);
  cursor: pointer;
  padding: 7px 10px;
  font-size: .9rem;
  transition: all var(--tr);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-icon:hover {
  border-color: var(--border-hi);
  color: var(--text-1);
}

.btn-gen {
  background: var(--primary-dim);
  border: 1px solid var(--border-focus);
  border-radius: var(--radius-sm);
  color: var(--primary);
  cursor: pointer;
  font-family: inherit;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  padding: 5px 12px;
  transition: all var(--tr);
  white-space: nowrap;
  text-transform: uppercase;
}

.btn-gen:hover {
  background: rgba(41,170,225,.25);
  box-shadow: 0 0 10px var(--primary-glow);
}

.pw-strength {
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.strength-track {
  flex: 1;
  height: 2px;
  background: var(--bg-3);
  border-radius: 1px;
  overflow: hidden;
}

#pw-strength-bar {
  height: 100%;
  width: 0;
  border-radius: 1px;
  transition: width .3s ease, background .3s ease;
}

.strength-label {
  font-size: .68rem;
  min-width: 68px;
  text-align: right;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.pw-hint {
  font-size: .72rem;
  color: var(--text-3);
  margin-top: 8px;
  line-height: 1.5;
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: inherit;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 10px 22px;
  transition: all var(--tr);
  text-decoration: none;
}

.btn:disabled { opacity:.4; cursor:not-allowed; }

.btn-primary {
  background: var(--primary);
  color: #000;
  width: 100%;
  margin-top: 22px;
  padding: 12px 22px;
  font-size: .82rem;
  border: 1px solid var(--primary);
}

.btn-primary:hover:not(:disabled) {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 20px var(--primary-glow);
  color: #000;
}

.btn-primary:active:not(:disabled) { transform: translateY(1px); }

.btn-secondary {
  background: transparent;
  border: 1px solid var(--border-hi);
  color: var(--text-2);
}

.btn-secondary:hover { border-color: var(--primary); color: var(--primary); }

.btn-outline {
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
}

.btn-outline:hover {
  background: var(--primary-dim);
  box-shadow: 0 0 12px var(--primary-glow);
}

/* ── Result section ──────────────────────────────────────────────────────── */
.result-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.result-header .check-icon {
  width: 28px;
  height: 28px;
  border: 1px solid var(--success);
  border-radius: var(--radius-sm);
  color: var(--success);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.result-header .check-icon .icon-svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
}

.result-header h2 {
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--success);
}

.url-row {
  display: flex;
  gap: 6px;
  align-items: stretch;
}

.url-row input[type="text"] {
  font-size: .78rem;
  color: var(--accent);
  background: var(--bg-2);
  flex: 1;
  cursor: text;
  user-select: all;
  border-left: 3px solid var(--primary);
}

.btn-copy {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-2);
  cursor: pointer;
  padding: 8px 14px;
  font-family: inherit;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  transition: all var(--tr);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-copy:hover { border-color: var(--primary); color: var(--primary); }
.btn-copy.copied { border-color: var(--success); color: var(--success); }

.result-notices {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.notice {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  font-size: .78rem;
  line-height: 1.5;
}

.notice .icon-svg { width:13px; height:13px; flex-shrink:0; margin-top:1px; stroke:currentColor; }

.notice.warn {
  background: rgba(255,170,0,.07);
  border: 1px solid rgba(255,170,0,.25);
  color: var(--warning);
}

.notice.info {
  background: var(--primary-dim);
  border: 1px solid rgba(41,170,225,.2);
  color: var(--primary);
}

.notice.danger {
  background: var(--danger-dim);
  border: 1px solid rgba(255,51,85,.3);
  color: var(--danger);
}

/* ── Status ───────────────────────────────────────────────────────────────── */
.status {
  margin-top: 12px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  font-size: .8rem;
}

.status.error {
  background: var(--danger-dim);
  border: 1px solid rgba(255,51,85,.3);
  color: var(--danger);
}

.status.success {
  background: rgba(0,232,122,.07);
  border: 1px solid rgba(0,232,122,.3);
  color: var(--success);
}

/* ── View page ───────────────────────────────────────────────────────────── */
.loading-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 40px;
  color: var(--text-2);
  font-size: .8rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.spinner {
  width: 28px;
  height: 28px;
  border: 2px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

@keyframes spin { to { transform:rotate(360deg); } }

.burn-banner {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: var(--danger-dim);
  border: 1px solid rgba(255,51,85,.3);
  border-left: 3px solid var(--danger);
  border-radius: var(--radius);
  padding: 12px 16px;
  color: var(--danger);
  font-size: .8rem;
  line-height: 1.5;
  margin-bottom: 18px;
}

.burn-banner .icon-svg { width:14px; height:14px; stroke:currentColor; flex-shrink:0; margin-top:1px; }

.pw-prompt {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius);
  padding: 24px 26px;
}

.pw-prompt h2 {
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 6px;
}

.pw-prompt p {
  font-size: .8rem;
  color: var(--text-2);
  margin-bottom: 16px;
  line-height: 1.6;
}

.pw-error {
  color: var(--danger);
  font-size: .78rem;
  margin-top: 8px;
  letter-spacing: .02em;
}

.content-display {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius);
  padding: 18px 20px;
  font-family: inherit;
  font-size: .88rem;
  line-height: 1.75;
  color: var(--text-1);
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 65vh;
  overflow-y: auto;
}

.content-display::-webkit-scrollbar { width:4px; }
.content-display::-webkit-scrollbar-track { background:var(--bg-0); }
.content-display::-webkit-scrollbar-thumb { background:var(--border-hi); border-radius:2px; }

.meta-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.meta-expiry {
  font-size: .72rem;
  color: var(--text-3);
  letter-spacing: .05em;
}

.error-display {
  background: var(--bg-1);
  border: 1px solid rgba(255,51,85,.2);
  border-left: 3px solid var(--danger);
  border-radius: var(--radius);
  padding: 28px 26px;
  text-align: center;
}

.error-display .error-icon { margin-bottom:12px; color:var(--danger); }
.error-display .error-icon .icon-svg { width:36px; height:36px; stroke:currentColor; }

.error-display h2 {
  font-size: .9rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--danger);
  margin-bottom: 8px;
}

.error-display p {
  font-size: .82rem;
  color: var(--text-2);
  margin-bottom: 20px;
}

/* ── Divider ─────────────────────────────────────────────────────────────── */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 18px 0;
}

/* ── Footer ──────────────────────────────────────────────────────────────── */
footer {
  background: var(--bg-1);
  border-top: 1px solid var(--border);
  text-align: center;
  padding: 14px 20px;
  font-size: .7rem;
  color: var(--text-3);
  letter-spacing: .05em;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-tech {
  color: var(--text-2);
  letter-spacing: .08em;
}

.footer-copy { color: var(--text-3); }

footer a { color: var(--text-3); }
footer a:hover { color: var(--primary); }

/* ── Info card ───────────────────────────────────────────────────────────── */
.info-card { cursor: default; }

.info-summary {
  list-style: none;
  cursor: pointer;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-2);
  display: flex;
  align-items: center;
  gap: 8px;
  user-select: none;
  outline: none;
}

.info-summary::-webkit-details-marker { display: none; }

.info-summary::before {
  content: "▶";
  font-size: .6rem;
  color: var(--text-3);
  transition: transform var(--tr);
  display: inline-block;
}

details[open] .info-summary::before { transform: rotate(90deg); }

.info-summary:hover { color: var(--primary); }

.info-text {
  font-size: .78rem;
  color: var(--text-2);
  line-height: 1.7;
}

.info-text strong { color: var(--primary); }

code {
  font-family: inherit;
  color: var(--accent);
  background: var(--bg-2);
  padding: 1px 5px;
  border-radius: 2px;
  font-size: .9em;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .site-header { padding:12px 14px 12px; gap:10px; margin-bottom:18px; }
  .logo-img { height:28px; }
  .header-tagline { display:none; }

  .card { padding:16px 14px; }
  .pw-prompt { padding:16px 14px; }
  .pw-section { padding:12px 14px; }

  textarea { min-height:160px; font-size:.82rem; }

  .options-row { flex-direction:column; gap:14px; padding-top:14px; }

  .expiry-group {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 5px;
  }
  .expiry-btn { padding:6px 4px; font-size:.72rem; text-align:center; }

  .btn-primary { font-size:.76rem; padding:12px 14px; letter-spacing:.04em; }

  .url-row { flex-direction:column; }
  .btn-copy { justify-content:center; }

  .footer-tech { font-size:.65rem; }
  .footer-copy { font-size:.65rem; }
}