/**
 * IDP design canon for PS Edge surface (step 0).
 * Mirrors apps/idp dark Linear lock — near-white accent, no teal/cyan.
 * Source: el8p-idp.css [data-theme="dark"] + composer control primitives.
 */

:root,
[data-theme='dark'] {
  --bg: #08090a;
  --surface: #141516;
  --surface-2: #1c1c1f;
  --surface-inset: #0f1011;
  --surface-rail: #08090a;
  --fg: #f7f8f8;
  --fg-dim: #d0d6e0;
  --muted: #9599a2;
  --border: #34343a;
  --border-soft: #23252a;
  --accent: #f7f8f8;
  --on-accent: #08090a;
  --accent-hover: #e4e5e9;
  --accent-soft: color-mix(in srgb, #f7f8f8 12%, transparent);
  --ok: oklch(0.74 0.13 155);
  --success: var(--ok);
  --danger: oklch(0.68 0.17 25);
  --warn: oklch(0.8 0.12 80);
  --info: #9599a2;
  --hover-bg: #1c1c1f;
  --selected-bg: color-mix(in srgb, #f7f8f8 12%, transparent);
  --focus-ring: color-mix(in srgb, #f7f8f8 40%, transparent);
  --shadow-float: 0 8px 24px oklch(0% 0 0 / 0.35);
  --radius: 8px;
  --radius-sm: 6px;
  --control-h: 40px;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --font-display: 'Golos Text', 'Segoe UI', sans-serif;
  --font-body: 'Golos Text', 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;
}

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

html {
  color-scheme: dark;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.45;
  color: var(--fg);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
}

[hidden] {
  display: none !important;
}

/* —— Composer-like field / label (IDP) —— */

.el8p-idp__composer-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.el8p-idp__composer-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.el8p-idp__composer-hint {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.45;
}

.el8p-idp__composer-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.el8p-idp__composer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

/* Single-line inputs on surface (composer-input in IDP is often textarea) */
.el8p-idp__composer-input,
.el8p-idp__composer-textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-inset);
  color: var(--fg);
  font: inherit;
  font-size: 13px;
  line-height: 1.45;
}

input.el8p-idp__composer-input {
  min-height: var(--control-h);
  resize: none;
}

.el8p-idp__composer-textarea {
  min-height: 88px;
  resize: vertical;
}

.el8p-idp__composer-input:focus-visible,
.el8p-idp__composer-textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.el8p-idp__composer-input::placeholder,
.el8p-idp__composer-textarea::placeholder {
  color: var(--muted);
}

.el8p-idp__composer-submit {
  appearance: none;
  flex-shrink: 0;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--on-accent);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition:
    background 140ms var(--ease),
    color 140ms var(--ease);
}

.el8p-idp__composer-submit:hover:not(:disabled) {
  background: var(--accent-hover);
  color: var(--on-accent);
}

.el8p-idp__composer-submit:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.el8p-idp__composer-submit:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.el8p-idp__composer-ghost {
  appearance: none;
  min-height: 32px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: transparent;
  color: var(--fg);
  font-size: 12px;
  transition: background 140ms var(--ease);
}

.el8p-idp__composer-ghost:hover:not(:disabled) {
  background: var(--hover-bg);
}

.el8p-idp__composer-ghost:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.el8p-idp__composer-ghost:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* —— Modal shell (IDP-like) —— */

.el8p-idp__modal-root {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
}

.el8p-idp__modal-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: oklch(0% 0 0 / 0.55);
  cursor: pointer;
}

.el8p-idp__modal {
  position: relative;
  z-index: 1;
  width: min(24rem, calc(100vw - 2rem));
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-float);
  display: flex;
  flex-direction: column;
  max-height: min(90vh, 40rem);
}

.el8p-idp__modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-soft);
}

.el8p-idp__modal-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-display);
}

.el8p-idp__modal-close {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 1.25rem;
  line-height: 1;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}

.el8p-idp__modal-close:hover {
  background: var(--hover-bg);
  color: var(--fg);
}

.el8p-idp__modal-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow: auto;
}