/*
 * patchpdf — tool chrome (standalone; not Martial Games portal skin)
 * Copyright (c) 2026 Martial Systems LLC. All rights reserved.
 */

:root {
  --bg: #0c0d10;
  --bg-elevated: #14161c;
  --bg-subtle: #1a1d26;
  --fg: #eef0f4;
  --fg-muted: #9aa3b2;
  --fg-subtle: #6b7380;
  --border: color-mix(in oklab, #eef0f4 12%, transparent);
  --border-strong: color-mix(in oklab, #eef0f4 22%, transparent);
  --accent: #7eb8ff;
  --accent-dim: color-mix(in oklab, #7eb8ff 18%, transparent);
  --ok: #6dcea0;
  --warn: #e6c07b;
  --danger: #f07178;
  --radius-sm: 8px;
  --radius-md: 12px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

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

html {
  color-scheme: dark;
  height: 100%;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100%;
  min-height: 100dvh;
  font-family: var(--font);
  background: var(--bg);
  color: var(--fg);
}

button:not(:disabled),
[role="button"]:not(:disabled),
label.file-btn {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.app {
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
  max-width: 1400px;
  margin: 0 auto;
}

.app-header {
  flex-shrink: 0;
  border-bottom: 1px solid var(--border);
  padding: 0.65rem 1rem;
  padding-left: max(1rem, env(safe-area-inset-left));
  padding-right: max(1rem, env(safe-area-inset-right));
  padding-top: max(0.65rem, env(safe-area-inset-top));
}

.app-header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1.1rem;
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
  flex: 0 1 auto;
}

.brand-mark {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 11px;
  border: 1px solid var(--border-strong);
  background: var(--bg-elevated);
}

.eyebrow {
  margin: 0;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-subtle);
}

.app-header h1 {
  margin: 0.15rem 0 0;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  font-family: var(--mono);
}

.tagline {
  margin: 0.2rem 0 0;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: -0.01em;
}

.header-tag {
  margin: 0;
  flex: 1 1 16rem;
  min-width: 0;
  max-width: 42rem;
  font-size: 0.84rem;
  color: var(--fg-muted);
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media (max-width: 900px) {
  .header-tag {
    white-space: normal;
    flex-basis: 100%;
    order: 3;
  }

  .header-links {
    margin-left: auto;
  }
}

.header-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}

.exit-link {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 0.8rem;
}

.exit-link:hover,
.exit-link:focus-visible {
  color: var(--fg);
  border-color: var(--border-strong);
  outline: none;
}

.app-main {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 0;
  min-height: 0;
}

/* Mobile: tool not ready — grayed “coming soon” gate */
.mobile-soon {
  display: none;
  flex: 1;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.65rem;
  margin: 1.25rem 1rem 2rem;
  padding: 1.75rem 1.25rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: color-mix(in oklab, var(--bg-elevated) 88%, transparent);
  opacity: 0.92;
  filter: grayscale(0.35);
  max-width: 28rem;
  align-self: center;
  width: calc(100% - 2rem);
}
.mobile-soon-kicker {
  margin: 0;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-subtle);
}
.mobile-soon-title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--fg-muted);
}
.mobile-soon-body {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.45;
  color: var(--fg-subtle);
}
.mobile-soon-body a {
  color: var(--fg-muted);
}
.mobile-soon-link {
  margin-top: 0.35rem;
  font-size: 0.85rem;
  color: var(--fg-muted);
  text-decoration: none;
}
.mobile-soon-link:hover {
  color: var(--fg);
  text-decoration: underline;
}

@media (max-width: 900px) {
  .app-main {
    display: none !important;
  }
  .mobile-soon {
    display: flex;
  }
  .header-tag {
    display: none;
  }
}

@media (min-width: 901px) {
  .app-main {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }
}

.panel {
  padding: 0.85rem 1rem 1.25rem;
  border-right: 1px solid var(--border);
  overflow: auto;
  max-height: calc(100dvh - 5.5rem);
}

.panel:last-child {
  border-right: none;
}

@media (max-width: 900px) {
  .panel {
    max-height: none;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
}

.tabs {
  display: flex;
  gap: 0.35rem;
  padding: 0.25rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 0.85rem;
}

.tab {
  flex: 1;
  min-height: 2.5rem;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--fg-muted);
  font: inherit;
  font-size: 0.9rem;
  font-weight: 550;
}

.tab[aria-selected="true"] {
  background: var(--bg-subtle);
  color: var(--fg);
}

.section {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.section-hd {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.section-bd {
  padding: 0.75rem;
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

label.field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.8rem;
  color: var(--fg-muted);
  flex: 1;
  min-width: 8rem;
}

input[type="text"],
input[type="password"],
input[type="search"],
select,
textarea {
  width: 100%;
  min-height: 2.4rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--fg);
  font: inherit;
  font-size: 0.9rem;
  padding: 0.4rem 0.6rem;
}

textarea {
  min-height: 5rem;
  resize: vertical;
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.45;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 2.4rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--bg-subtle);
  color: var(--fg);
  font: inherit;
  font-size: 0.88rem;
  font-weight: 550;
}

.btn:hover:not(:disabled) {
  border-color: var(--accent);
}

.btn-primary {
  background: var(--accent-dim);
  border-color: color-mix(in oklab, var(--accent) 45%, transparent);
  color: var(--fg);
}

.btn-ghost {
  background: transparent;
}

.file-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.4rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px dashed var(--border-strong);
  background: var(--bg);
  color: var(--fg-muted);
  font-size: 0.88rem;
  flex: 1;
}

.file-btn:hover {
  color: var(--fg);
  border-color: var(--accent);
}

.file-btn input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  overflow: hidden;
}

.hint {
  margin: 0;
  font-size: 0.78rem;
  color: var(--fg-subtle);
  line-height: 1.4;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  background: var(--accent-dim);
  color: var(--accent);
}

.badge-warn {
  background: color-mix(in oklab, var(--warn) 18%, transparent);
  color: var(--warn);
}

.badge-ok {
  background: color-mix(in oklab, var(--ok) 18%, transparent);
  color: var(--ok);
}

.line-list {
  max-height: min(48vh, 420px);
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.line-row {
  display: grid;
  grid-template-columns: 2.5rem 2rem 1fr;
  gap: 0.35rem;
  align-items: start;
  padding: 0.35rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
}

.line-row.dirty {
  border-color: color-mix(in oklab, var(--accent) 40%, transparent);
  background: var(--accent-dim);
}

.line-id {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--accent);
  padding-top: 0.45rem;
}

.line-page {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--fg-subtle);
  padding-top: 0.5rem;
}

.line-row input {
  min-height: 2.1rem;
  font-size: 0.85rem;
}

.preview-frame {
  width: 100%;
  min-height: 55vh;
  height: calc(100dvh - 12rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #222;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.6rem;
  align-items: center;
}

.msg {
  padding: 0.55rem 0.7rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  line-height: 1.4;
  margin-bottom: 0.6rem;
}

.msg-error {
  background: color-mix(in oklab, var(--danger) 14%, transparent);
  border: 1px solid color-mix(in oklab, var(--danger) 35%, transparent);
  color: #ffc4c7;
}

.msg-ok {
  background: color-mix(in oklab, var(--ok) 12%, transparent);
  border: 1px solid color-mix(in oklab, var(--ok) 30%, transparent);
  color: #c8f0dc;
}

.msg-info {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  color: var(--fg-muted);
}

.plan-box {
  font-family: var(--mono);
  font-size: 0.75rem;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 12rem;
  overflow: auto;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.55rem;
  color: var(--fg-muted);
}

.footer-note {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--fg-subtle);
  line-height: 1.45;
}

.footer-note a {
  color: var(--accent);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.spinner {
  width: 1rem;
  height: 1rem;
  border: 2px solid var(--border-strong);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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