/* Ehrler Systems — shared design tokens & primitives */
@import url("https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@500;600;700&family=IBM+Plex+Sans:wght@400;500;600&family=JetBrains+Mono:wght@400;500;700&display=swap");

:root {
  color-scheme: dark;
  --bg: #060709;
  --bg-2: #0a0c0f;
  --panel: #0e1014;
  --panel-2: #13161b;
  --panel-3: #191d23;
  --line: rgba(255, 255, 255, 0.07);
  --line-2: rgba(255, 255, 255, 0.12);
  --text: #eceef1;
  --text-2: #b7bdc6;
  --muted: #7b838e;
  --ember: #ff5a1f;
  --ember-2: #ff8a3d;
  --ember-glow: rgba(255, 90, 31, 0.35);
  --signal: #3df5c2;
  --signal-glow: rgba(61, 245, 194, 0.3);
  --danger: #ff4d5e;
  --ok: #3df5c2;
  --accent: var(--ember);
  --accent-2: var(--ember-2);
  --accent-glow: var(--ember-glow);
  --slant: 10px;
  --radius: 10px;
  --font-display: "Chakra Petch", "Segoe UI", system-ui, sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

[data-mode="code"] {
  --accent: var(--signal);
  --accent-2: #9bffe3;
  --accent-glow: var(--signal-glow);
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 var(--font-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, textarea, select { font: inherit; color: inherit; }
::selection { background: var(--accent); color: #000; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* The logo is always shown exactly as supplied — only its box is sized. */
.logo { display: block; flex: none; }

/* Slanted primitives echo the logo's angled cuts */
.btn {
  --h: 42px;
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: var(--h); padding: 0 22px;
  border: 0; cursor: pointer;
  font: 600 13px/1 var(--font-display); letter-spacing: 0.08em; text-transform: uppercase;
  clip-path: polygon(var(--slant) 0, 100% 0, calc(100% - var(--slant)) 100%, 0 100%);
  transition: transform 0.15s var(--ease), filter 0.15s, background 0.2s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: #0a0a0a; }
.btn-primary:hover:not(:disabled) { filter: brightness(1.12); }
.btn-ghost { background: var(--panel-3); color: var(--text); }
.btn-ghost:hover:not(:disabled) { background: #222730; }
.btn-danger { background: rgba(255, 77, 94, 0.14); color: var(--danger); }
.btn-danger:hover:not(:disabled) { background: rgba(255, 77, 94, 0.24); }
.btn-sm { --h: 32px; padding: 0 14px; font-size: 11px; }
.btn-block { width: 100%; }

.icon-btn {
  display: inline-grid; place-items: center;
  width: 34px; height: 34px; border-radius: 8px;
  background: transparent; border: 1px solid transparent; color: var(--text-2); cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.icon-btn:hover { background: var(--panel-3); color: var(--text); }
.icon-btn.active { color: var(--accent); border-color: var(--line-2); background: var(--panel-2); }
.icon-btn svg { width: 18px; height: 18px; }

.field { display: grid; gap: 6px; margin-bottom: 14px; }
.field label { font: 600 11px/1 var(--font-display); letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.input {
  width: 100%; height: 44px; padding: 0 14px;
  background: var(--bg-2); border: 1px solid var(--line-2); border-radius: 8px;
  color: var(--text); outline: none; transition: border-color 0.15s, box-shadow 0.15s;
}
.input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.input::placeholder { color: #565d67; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font: 600 11px/1 var(--font-display); letter-spacing: 0.22em; text-transform: uppercase; color: var(--accent);
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: currentColor; transform: skewX(-35deg); }

.notice { padding: 10px 14px; border-radius: 8px; font-size: 13.5px; margin-bottom: 14px; display: none; }
.notice.show { display: block; }
.notice.error { background: rgba(255, 77, 94, 0.1); color: #ff9aa4; border: 1px solid rgba(255, 77, 94, 0.25); }
.notice.ok { background: rgba(61, 245, 194, 0.08); color: var(--signal); border: 1px solid rgba(61, 245, 194, 0.2); }

.toast-wrap { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%); z-index: 100; display: grid; gap: 8px; pointer-events: none; }
.toast {
  background: var(--panel-3); border: 1px solid var(--line-2); color: var(--text);
  padding: 10px 18px; border-radius: 8px; font-size: 13.5px; box-shadow: 0 12px 30px rgba(0,0,0,.5);
  animation: toast-in 0.25s var(--ease);
}
.toast.error { border-color: rgba(255, 77, 94, 0.4); color: #ffb3ba; }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } }

.spinner { width: 16px; height: 16px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Signature backdrop: faint grid + angled light streaks */
.backdrop { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.backdrop::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 30%, #000 0%, transparent 70%);
  opacity: 0.55;
}
.backdrop .streak {
  position: absolute; height: 2px; width: 40vw;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  transform: rotate(-38deg); opacity: 0.18; filter: blur(0.5px);
  animation: streak 9s linear infinite;
}
@keyframes streak { from { translate: -60vw 40vh; } to { translate: 120vw -60vh; } }
@media (prefers-reduced-motion: reduce) { .backdrop .streak { animation: none; display: none; } }

.modal-scrim { position: fixed; inset: 0; background: rgba(0,0,0,.6); backdrop-filter: blur(4px); z-index: 50; display: none; place-items: center; padding: 16px; }
.modal-scrim.open { display: grid; }
.modal {
  width: min(560px, 100%); max-height: calc(100vh - 32px); overflow: auto;
  background: var(--panel); border: 1px solid var(--line-2); border-radius: 14px;
  box-shadow: 0 30px 80px rgba(0,0,0,.6);
  animation: toast-in 0.25s var(--ease);
}
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 18px 22px; border-bottom: 1px solid var(--line); }
.modal-head h2 { margin: 0; font: 600 18px/1.2 var(--font-display); letter-spacing: 0.02em; }
.modal-body { padding: 20px 22px 24px; }
.modal-section + .modal-section { margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line); }
.modal-section h3 { margin: 0 0 12px; font: 600 12px/1 var(--font-display); letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }