/* Layer order — declared BEFORE the imports so it wins (a @layer statement is
   one of the only two rule types allowed above @import). `skin` sorts after
   `utilities`, so every 7.css rule outranks every Tailwind utility on the
   elements it targets; that inversion is what lets the win7 skin restyle
   ~1900 inline utility classes without touching the templates. `skinfix` is
   above both, and uses `revert-layer` to hand individual properties back to
   `utilities` where 7.css's Win7-dialog metrics are wrong for this app.
   Tailwind re-declares the first four names, a no-op once ordered here.
   See the "Windows 7 skin" section at the bottom of this file. */
@layer theme, base, components, utilities, skin, skinfix;
@import "tailwindcss";
/* The two skin stylesheets. Both ship in one bundle and are scoped by the
   `.win7` class on <html>, exactly as when they lived in this file — only one
   skin's rules can match at a time. They sit here because CSS requires every
   @import to precede all other rules; layer assignment is fixed by the @layer
   statement above, not by this order. */
@import "./app/skins/shadlike/shadlike.css";
@import "./app/skins/7like/7like.css";

/* shadcn-style theme tokens. Light stays the zinc family; the dark neutrals are a
   warm gray family (hue ~107) anchored on #1a1a19 — see the dark blocks below.
   The app follows the OS light/dark preference automatically.

   Surface elevation ramp (both themes): --chrome (frame strips: tab/transfer/status
   bars, window toolbars) sits BELOW --background (content panes), which sits below
   --card (popovers, dialogs), which sits below --accent (hover). */
:root {
  /* Native UI (scrollbars, form controls) follows the OS unless a theme is forced. */
  color-scheme: light dark;
  --background: oklch(1 0 0);
  --chrome: oklch(0.977 0.001 286.375);
  --foreground: oklch(0.141 0.005 285.823);
  --card: oklch(1 0 0);
  --card-foreground: oklch(0.141 0.005 285.823);
  --primary: oklch(0.21 0.006 285.885);
  --primary-foreground: oklch(0.985 0 0);
  --secondary: oklch(0.967 0.001 286.375);
  --secondary-foreground: oklch(0.21 0.006 285.885);
  --muted: oklch(0.967 0.001 286.375);
  --muted-foreground: oklch(0.552 0.016 285.938);
  --accent: oklch(0.967 0.001 286.375);
  --accent-foreground: oklch(0.21 0.006 285.885);
  --destructive: oklch(0.577 0.245 27.325);
  --destructive-foreground: oklch(0.985 0 0);
  --success: oklch(0.627 0.17 149.2);
  --border: oklch(0.92 0.004 286.32);
  --input: oklch(0.92 0.004 286.32);
  --ring: oklch(0.705 0.015 286.067);
  --radius: 0.5rem;
  /* file-type icon colors ("Multi" mode) — fixed category hues, muted chroma */
  --icon-folder: oklch(0.58 0.13 250);
  --icon-link: oklch(0.56 0.1 190);
  --icon-image: oklch(0.58 0.13 295);
  --icon-media: oklch(0.6 0.13 10);
  --icon-archive: oklch(0.62 0.13 60);
  --icon-code: oklch(0.56 0.12 155);
}

/* Dark tokens apply when the user forces dark, or follows a dark system theme.
   (data-theme is set by SettingsService; absent = follow the system.) */
:root[data-theme='light'] {
  color-scheme: light;
}

:root[data-theme='dark'] {
  color-scheme: dark;
  --background: oklch(0.2178 0.002 107);
  --chrome: oklch(0.1953 0.002 107);
  --foreground: oklch(0.982 0.003 107);
  --card: oklch(0.245 0.002 107);
  --card-foreground: oklch(0.982 0.003 107);
  --primary: oklch(0.92 0.004 107);
  --primary-foreground: oklch(0.21 0.002 107);
  --secondary: oklch(0.302 0.003 107);
  --secondary-foreground: oklch(0.982 0.003 107);
  --muted: oklch(0.302 0.003 107);
  --muted-foreground: oklch(0.715 0.012 107);
  --accent: oklch(0.302 0.003 107);
  --accent-foreground: oklch(0.982 0.003 107);
  --destructive: oklch(0.704 0.191 22.216);
  --destructive-foreground: oklch(0.982 0.003 107);
  --success: oklch(0.696 0.17 149.2);
  --border: oklch(1 0 0 / 14%);
  --input: oklch(1 0 0 / 18%);
  --ring: oklch(0.552 0.01 107);
  --icon-folder: oklch(0.75 0.11 250);
  --icon-link: oklch(0.74 0.09 190);
  --icon-image: oklch(0.76 0.11 295);
  --icon-media: oklch(0.76 0.11 10);
  --icon-archive: oklch(0.77 0.11 65);
  --icon-code: oklch(0.75 0.1 155);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --background: oklch(0.2178 0.002 107);
    --chrome: oklch(0.1953 0.002 107);
    --foreground: oklch(0.982 0.003 107);
    --card: oklch(0.245 0.002 107);
    --card-foreground: oklch(0.982 0.003 107);
    --primary: oklch(0.92 0.004 107);
    --primary-foreground: oklch(0.21 0.002 107);
    --secondary: oklch(0.302 0.003 107);
    --secondary-foreground: oklch(0.982 0.003 107);
    --muted: oklch(0.302 0.003 107);
    --muted-foreground: oklch(0.715 0.012 107);
    --accent: oklch(0.302 0.003 107);
    --accent-foreground: oklch(0.982 0.003 107);
    --destructive: oklch(0.704 0.191 22.216);
    --destructive-foreground: oklch(0.982 0.003 107);
    --success: oklch(0.696 0.17 149.2);
    --border: oklch(1 0 0 / 14%);
    --input: oklch(1 0 0 / 18%);
    --ring: oklch(0.552 0.01 107);
    --icon-folder: oklch(0.75 0.11 250);
    --icon-link: oklch(0.74 0.09 190);
    --icon-image: oklch(0.76 0.11 295);
    --icon-media: oklch(0.76 0.11 10);
    --icon-archive: oklch(0.77 0.11 65);
    --icon-code: oklch(0.75 0.1 155);
  }
}

/* Dark tone "darker" (data-dark-tone set by SettingsService; absent = grey "dark").
   True-black AMOLED palette: --chrome collapses into --background on purpose, so
   the frame/content step of the default tone disappears and every large surface is
   #000 (OLED pixels actually off). Elevation survives only through --card and
   --accent; --border/--input are raised to 16%/18% because on pure black those
   lines are the only thing defining panes, bars and rows. Duplicated for
   forced-dark and system-dark like the token blocks above — the extra attribute
   outranks them. */
:root[data-theme='dark'][data-dark-tone='darker'] {
  --background: oklch(0 0 0);
  --chrome: oklch(0 0 0);
  --card: oklch(0.21 0.002 107);
  --secondary: oklch(0.274 0.003 107);
  --muted: oklch(0.274 0.003 107);
  --muted-foreground: oklch(0.705 0.012 107);
  --accent: oklch(0.274 0.003 107);
  --border: oklch(1 0 0 / 16%);
  --input: oklch(1 0 0 / 18%);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light'])[data-dark-tone='darker'] {
    --background: oklch(0 0 0);
    --chrome: oklch(0 0 0);
    --card: oklch(0.21 0.002 107);
    --secondary: oklch(0.274 0.003 107);
    --muted: oklch(0.274 0.003 107);
    --muted-foreground: oklch(0.705 0.012 107);
    --accent: oklch(0.274 0.003 107);
    --border: oklch(1 0 0 / 16%);
    --input: oklch(1 0 0 / 18%);
  }
}

@theme inline {
  --color-background: var(--background);
  --color-chrome: var(--chrome);
  --color-foreground: var(--foreground);
  --color-card: var(--card);
  --color-card-foreground: var(--card-foreground);
  --color-primary: var(--primary);
  --color-primary-foreground: var(--primary-foreground);
  --color-secondary: var(--secondary);
  --color-secondary-foreground: var(--secondary-foreground);
  --color-muted: var(--muted);
  --color-muted-foreground: var(--muted-foreground);
  --color-accent: var(--accent);
  --color-accent-foreground: var(--accent-foreground);
  --color-destructive: var(--destructive);
  --color-destructive-foreground: var(--destructive-foreground);
  --color-success: var(--success);
  --color-border: var(--border);
  --color-input: var(--input);
  --color-ring: var(--ring);
  --color-cursor-tint: var(--cursor-tint);
  --color-icon-folder: var(--icon-folder);
  --color-icon-link: var(--icon-link);
  --color-icon-image: var(--icon-image);
  --color-icon-media: var(--icon-media);
  --color-icon-archive: var(--icon-archive);
  --color-icon-code: var(--icon-code);
  /* rem subtrahends (4px/2px at the 16px root), NOT px: --radius is rem, and a
     mixed-unit calc would stop the derived radii from following the interface
     scale — corners would sharpen as the UI grew. */
  --radius-sm: calc(var(--radius) - 0.25rem);
  --radius-md: calc(var(--radius) - 0.125rem);
  --radius-lg: var(--radius);
}

/* Panel-chrome metrics: file list, path bar, action buttons, source picker.
   ALL REM, deliberately — the interface scale (settings.uiScale) works by
   setting the root font-size, so every rem value in the app scales from that
   one lever. A px value here would freeze while everything around it grew,
   which is exactly what happened to the win7 boxes before stage 1c. There is
   only one tier now: the old data-text compact/large tiers are gone, replaced
   by the continuous scale. Values are the old default tier verbatim
   (13px -> 0.8125rem etc. at the 16px root), so scale 1.0 is pixel-identical
   to the pre-scale app. */
:root {
  --list-font: 0.8125rem;
  --list-meta-font: 0.75rem;
  --path-font: 0.75rem;
  --row-h: 1.75rem;
  --path-ctl-h: 1.75rem;
  --action-h: 1.5rem;
  --action-font: 0.6875rem;
  --action-icon: 0.9rem;
}

/* Soft entrance for the panel busy states (connecting placeholder, load overlay). */
@keyframes panel-fade-in {
  from {
    opacity: 0;
  }
}
.panel-fade-in {
  animation: panel-fade-in 0.18s ease-out;
}

/* Toast auto-dismiss countdown; duration set inline per toast. */
@keyframes toast-countdown {
  to {
    transform: scaleX(0);
  }
}
.toast-countdown {
  animation: toast-countdown linear forwards;
}
/* unlayered on purpose: a Tailwind group-hover utility would lose to the
   unlayered animation shorthand above */
.group:hover > .toast-countdown {
  animation-play-state: paused;
}

/* Accent tone (data-accent set by SettingsService; absent = graphite/zinc).
   Each tone is one hue+chroma line; the formula blocks below derive --primary,
   --ring and the cursor-row tint for light and both dark states. The dark
   formula blocks (0,3,0) outrank the base dark token blocks and the light
   formula block (0,2,0) in every dark state; graphite matches no [data-accent]
   selector and keeps the zinc tokens untouched. */
:root {
  /* graphite: cursor row identical to the old bg-accent highlight */
  --cursor-tint: var(--accent);
}
:root[data-accent='blue'] { --tone-h: 255; --tone-c: 0.17; }
:root[data-accent='indigo'] { --tone-h: 277; --tone-c: 0.19; }
:root[data-accent='purple'] { --tone-h: 305; --tone-c: 0.17; }
:root[data-accent='rose'] { --tone-h: 8; --tone-c: 0.17; }
/* darkest orange that still reads orange; white button text lands ≈ 4.3:1 */
:root[data-accent='orange'] { --tone-h: 50; --tone-c: 0.18; --tone-l: 0.58; }
:root[data-accent='green'] { --tone-h: 150; --tone-c: 0.15; }
:root[data-accent='teal'] { --tone-h: 185; --tone-c: 0.12; }

:root[data-accent] {
  --primary: oklch(var(--tone-l, 0.55) var(--tone-c) var(--tone-h));
  --ring: oklch(0.62 calc(var(--tone-c) * 0.55) var(--tone-h));
  --cursor-tint: color-mix(in oklab, var(--primary) 8%, transparent);
}
:root[data-theme='dark'][data-accent] {
  --primary: oklch(0.72 calc(var(--tone-c) * 0.85) var(--tone-h));
  --ring: oklch(0.62 calc(var(--tone-c) * 0.55) var(--tone-h));
  --cursor-tint: color-mix(in oklab, var(--primary) 12%, transparent);
}
@media (prefers-color-scheme: dark) {
  :root[data-accent]:not([data-theme='light']) {
    --primary: oklch(0.72 calc(var(--tone-c) * 0.85) var(--tone-h));
    --ring: oklch(0.62 calc(var(--tone-c) * 0.55) var(--tone-h));
    --cursor-tint: color-mix(in oklab, var(--primary) 12%, transparent);
  }
}

html,
body {
  height: 100%;
  overflow: hidden;
  background: var(--background);
  color: var(--foreground);
  font-family: ui-sans-serif, system-ui, -apple-system, sans-serif;
  user-select: none;
  cursor: default;
}