stackenv 0.1.0

Native, zero-container multi-project dev environment manager. No Docker, no VMs.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431

/* Stack — design-system tokens and component classes. Forked from the
   Industry design system: same blueprint frame, same ramp/token architecture,
   same component vocabulary — recolored to a steel-teal accent, reset to
   JetBrains Mono over Source Serif 4, and extended with one new component
   (.term, see the bottom of this file) for the one thing Industry never
   needed: showing terminal output. This file is the source of truth for the
   system's look; retune it here and see readme.md. */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@500;600;700&family=Source+Serif+4:wght@400;500;600&display=swap');

:root {
  --color-bg: #eef4f2;
  --color-surface: #e4ece9;
  --color-text: #141a1a;
  --color-accent: #1c8f7f;
  --color-accent-2: #2fa290;
  --color-divider: color-mix(in srgb, #141a1a 16%, transparent);

  /* Tonal ramps — same shared-lightness-scale approach as Industry's, hand-
     tuned to a teal hue (~172) instead of steel-blue (~210), so the same
     step of any role still matches the others in visual value. */
  --color-neutral-100: #f1f6f5;
  --color-neutral-200: #e3eae8;
  --color-neutral-300: #d0dad7;
  --color-neutral-400: #b2c0bc;
  --color-neutral-500: #93a19d;
  --color-neutral-600: #768480;
  --color-neutral-700: #5a6663;
  --color-neutral-800: #3f4947;
  --color-neutral-900: #29302e;

  --color-accent-100: #e6f5f1;
  --color-accent-200: #c5e6dd;
  --color-accent-300: #99d0c2;
  --color-accent-400: #68b6a4;
  --color-accent-500: #3f9a87;
  --color-accent-600: #1e8172;
  --color-accent-700: #166257;
  --color-accent-800: #10473f;
  --color-accent-900: #0a2e29;

  --color-accent-2-100: #e6f5f1;
  --color-accent-2-200: #cbe9e0;
  --color-accent-2-300: #a6d8c9;
  --color-accent-2-400: #7dc2b0;
  --color-accent-2-500: #57a897;
  --color-accent-2-600: #398b7b;
  --color-accent-2-700: #296a5e;
  --color-accent-2-800: #1b4b42;
  --color-accent-2-900: #10312b;

  --font-heading: "JetBrains Mono", ui-monospace, "Cascadia Code", "SF Mono", Consolas, monospace;
  --font-heading-weight: 600;
  --font-body: "Source Serif 4", Georgia, "Iowan Old Style", serif;

  --space-1: 3.4px;
  --space-2: 6.8px;
  --space-3: 10.2px;
  --space-4: 13.6px;
  --space-6: 20.4px;
  --space-8: 27.2px;

  --radius-sm: 2px;
  --radius-md: 3px;
  --radius-lg: 6px;

  /* Elevation — derived from the ground, same formula as Industry, re-based
     on this system's own darkest neutral step. */
  --shadow-sm: 0 1px 2px color-mix(in srgb, #29302e 14%, transparent);
  --shadow-md: 0 3px 10px color-mix(in srgb, #29302e 16%, transparent);
  --shadow-lg: 0 12px 32px color-mix(in srgb, #29302e 22%, transparent);

  color-scheme: light dark;
}

/* — dark band — a deliberate addition beyond Industry, which ships one band
   only. Same ramp values throughout (100=lightest hex, 900=darkest hex,
   fixed regardless of band); only the role tokens (bg/surface/text/accent/
   divider/shadow) are redefined here, so every page and component inherits
   dark mode with zero further edits — nothing below this block references
   the dark tokens directly. Hover/pressed states still borrow the same
   accent-600/700 ramp steps used in the light band (a slight darkening on
   press rather than a re-tuned lightening curve) — a deliberate
   simplification, not a fully re-derived dark interaction model, since this
   environment has no way to render and visually check a bespoke one. */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #12161a;
    --color-surface: #1a2026;
    --color-text: #e9edee;
    --color-accent: #3fc7ae;
    --color-accent-2: #52d1ba;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
    --shadow-md: 0 3px 10px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
  }
}
:root[data-theme="dark"] {
  --color-bg: #12161a;
  --color-surface: #1a2026;
  --color-text: #e9edee;
  --color-accent: #3fc7ae;
  --color-accent-2: #52d1ba;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 3px 10px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
}
:root[data-theme="light"] {
  --color-bg: #eef4f2;
  --color-surface: #e4ece9;
  --color-text: #141a1a;
  --color-accent: #1c8f7f;
  --color-accent-2: #2fa290;
  --shadow-sm: 0 1px 2px color-mix(in srgb, #29302e 14%, transparent);
  --shadow-md: 0 3px 10px color-mix(in srgb, #29302e 16%, transparent);
  --shadow-lg: 0 12px 32px color-mix(in srgb, #29302e 22%, transparent);
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
}
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: var(--font-heading-weight); }

.blueprint {
  position: relative;
  border: 1px solid var(--color-divider);
  border-radius: 0;
}
.blueprint.term { overflow: visible; }
.blueprint > .corner {
  position: absolute; width: 11px; height: 11px;
  color: color-mix(in srgb, var(--color-text) 55%, transparent);
}
.blueprint > .corner::before, .blueprint > .corner::after {
  content: ""; position: absolute; background: currentColor;
}
.blueprint > .corner::before { left: 5px; top: 0; width: 1px; height: 100%; }
.blueprint > .corner::after  { top: 5px; left: 0; width: 100%; height: 1px; }
.blueprint > .corner.tl { top: -6px; left: -6px; }
.blueprint > .corner.tr { top: -6px; right: -6px; }
.blueprint > .corner.bl { bottom: -6px; left: -6px; }
.blueprint > .corner.br { bottom: -6px; right: -6px; }

/* ══════════════════════════════════════════════════════════════════════════
   Components — built with the tokens above. Plain CSS on plain HTML: no
   JavaScript, no build step. Each class is documented in readme.md and
   demonstrated in foundations/ and components/.
   ══════════════════════════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; font-size: 15px; line-height: 1.6; font-weight: 400; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  line-height: 1.15; letter-spacing: -0.01em; margin: 0 0 var(--space-2);
}
h1 { font-size: 40px; }
h2 { font-size: 31px; }
h3 { font-size: 24px; }
h4 { font-size: 19px; }
h5 { font-size: 15px; }
h6 { font-size: 12px; }
h6 { letter-spacing: 0.08em; text-transform: uppercase; }
p { margin: 0 0 var(--space-3); }
a { color: var(--color-accent-700); text-underline-offset: 3px; }
img { display: block; max-width: 100%; }
figure { margin: 0; }
figcaption {
  font-size: 11px; margin-top: var(--space-1);
  color: color-mix(in srgb, var(--color-text) 55%, transparent);
}
code { font-family: var(--font-heading); font-size: 0.9em; }
.text-muted { color: color-mix(in srgb, var(--color-text) 55%, transparent); }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
::selection { background: color-mix(in srgb, var(--color-accent) 30%, transparent); }

/* — rules — */
.hr {
  height: 1px; border: 0; margin: var(--space-4) 0;
  background: var(--color-divider);
}

/* — buttons — */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  cursor: pointer; text-decoration: none;
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 13px; line-height: 1.2; color: var(--color-text);
  background: transparent; border: 1px solid transparent;
  padding: var(--space-2) calc(var(--space-3) * 1.2);
  border-radius: var(--radius-md);
}
.btn svg { display: block; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { background: var(--color-accent); color: var(--color-bg); }
.btn-primary:hover { background: var(--color-accent-600); }
.btn-primary:active { background: var(--color-accent-700); }
.btn-secondary { border-color: var(--color-divider); }
.btn-secondary:hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.btn-secondary:active { background: color-mix(in srgb, var(--color-text) 14%, transparent); }
.btn-ghost { color: var(--color-accent-700); padding-inline: var(--space-1); }
.btn-ghost:hover { background: color-mix(in srgb, var(--color-accent) 10%, transparent); }
.btn-ghost:active { background: color-mix(in srgb, var(--color-accent) 18%, transparent); }
.btn-icon { width: 34px; height: 34px; padding: 0; }
.btn-block { width: 100%; margin-top: var(--space-2); }

/* — forms — */
.field > label {
  display: block; font-size: 12px; margin-bottom: 5px;
  color: color-mix(in srgb, var(--color-text) 70%, transparent);
}
.input {
  width: 100%; min-height: 36px; padding: 6px 10px; font: inherit;
  font-family: var(--font-heading); font-size: 13px; color: var(--color-text);
  caret-color: var(--color-accent);
  background: var(--color-surface);
  border: 1px solid var(--color-divider); border-radius: var(--radius-md);
}
.input:hover { border-color: color-mix(in srgb, var(--color-text) 45%, transparent); }
.input:focus-visible { border-color: var(--color-accent); outline-offset: 0; }
textarea.input { min-height: 90px; resize: vertical; }
.radio { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; font-size: 14px; }
.radio input, .seg-opt input {
  position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none;
}
.radio .dot {
  width: 16px; height: 16px; flex: none; border-radius: 50%;
  border: 1.5px solid var(--color-divider);
}
.radio:hover .dot { border-color: var(--color-accent); }
.radio input:checked + .dot {
  border-color: var(--color-accent); background: var(--color-accent);
  box-shadow: inset 0 0 0 4px var(--color-bg);
}
.radio input:focus-visible + .dot { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.seg {
  display: inline-flex; overflow: hidden;
  border: 1px solid var(--color-divider); border-radius: var(--radius-md);
}
.seg-opt {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 12px; font-size: 12.5px; cursor: pointer;
}
.seg-opt + .seg-opt { border-left: 1px solid var(--color-divider); }
.seg-opt:has(input:checked) { background: var(--color-accent); color: var(--color-bg); }
.seg-opt:not(:has(input:checked)):hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.seg-opt:has(input:focus-visible) { outline: 2px solid var(--color-accent); outline-offset: -2px; }

/* — cards — */
.card {
  display: flex; flex-direction: column; gap: var(--space-2);
  padding: var(--space-3); border-radius: var(--radius-md); background: var(--color-surface);
}
.card-kicker { font-family: var(--font-heading); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-accent-700); }
.card-title {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 16px; line-height: 1.25;
}
.card-body { margin: 0; font-family: var(--font-body); font-size: 13.5px; opacity: 0.82; flex: 1; }
.card-meta {
  display: flex; align-items: center; gap: 6px; font-size: 11px;
  color: color-mix(in srgb, var(--color-text) 50%, transparent);
}
.elev-sm { box-shadow: var(--shadow-sm); }
.elev-md { box-shadow: var(--shadow-md); }
.elev-lg { box-shadow: var(--shadow-lg); }

/* — tags — */
.tag {
  display: inline-flex; align-items: center; font-family: var(--font-heading); font-size: 11px;
  letter-spacing: 0.02em; padding: 3px 10px;
  border-radius: calc(var(--radius-md) * 0.75);
}
.tag-accent { background: var(--color-accent-100); color: var(--color-accent-800); }
.tag-accent-2 { background: var(--color-accent-2-100); color: var(--color-accent-2-800); }
.tag-neutral { background: var(--color-neutral-100); color: var(--color-neutral-800); }
.tag-outline { border: 1px solid var(--color-accent); color: var(--color-accent-700); }

/* — navigation — */
.nav {
  display: flex; align-items: center; gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-bottom: none;
}
.nav-brand {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 17px; margin-right: auto;
}
/* — logo + wordmark, sat together as one unit; .nav-brand keeps working
   alone (bare text, no mark) wherever a page doesn't need the lockup — */
.nav-lockup { display: flex; align-items: center; gap: var(--space-2); margin-right: auto; }
.nav-lockup .nav-brand { margin-right: 0; }
.nav-mark { width: 20px; height: 16px; flex: none; display: block; }

/* — theme toggle: the one component in this system with real behavior
   (see readme.md "Theme" — everything else is native-element state, this
   needs a few lines of script to persist a choice and read it back). Shows
   the icon for the mode a click switches TO. */
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
:root[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
:root[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .icon-sun { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .icon-moon { display: none; }
}
.nav a { color: inherit; text-decoration: none; font-family: var(--font-heading); font-size: 13px; }
.nav a:hover, .nav a[aria-current='page'] { color: var(--color-accent-700); }

/* — tables — */
.table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.table th {
  text-align: left; font-family: var(--font-heading); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 60%, transparent);
  padding: var(--space-2); border-bottom: 1px solid var(--color-divider);
}
.table td {
  padding: var(--space-2);
  border-bottom: 1px solid color-mix(in srgb, var(--color-text) 8%, transparent);
}
.table tbody tr:hover { background: color-mix(in srgb, var(--color-text) 4%, transparent); }

/* — dialog — */
.dialog-backdrop {
  position: fixed; inset: 0; display: grid; place-items: center;
  padding: var(--space-4);
  background: color-mix(in srgb, var(--color-neutral-900) 50%, transparent);
}
.dialog {
  width: min(440px, 100%); display: flex; flex-direction: column; gap: var(--space-3);
  padding: var(--space-4); border-radius: var(--radius-lg);
  background: var(--color-surface); box-shadow: var(--shadow-lg);
}
.dialog-title {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 18px;
}
.dialog-body { font-family: var(--font-body); font-size: 14px; opacity: 0.85; }
.dialog-actions { display: flex; justify-content: flex-end; gap: var(--space-2); margin-top: var(--space-2); }

/* — terminal (new in Stack — Industry never needed this; the one component
     this fork adds rather than just recolors, because showing real command
     output is central to what this product is) — */
.term { display: flex; flex-direction: column; background: var(--color-surface); }
.term-bar {
  display: flex; align-items: center; gap: 6px;
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-divider);
}
.term-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--color-divider); }
.term-name {
  margin-left: 6px; font-family: var(--font-heading); font-size: 11px;
  letter-spacing: 0.04em; color: color-mix(in srgb, var(--color-text) 55%, transparent);
}
.term-body {
  margin: 0; padding: var(--space-4); font-family: var(--font-heading);
  font-size: 13px; line-height: 1.75; white-space: pre; overflow-x: auto;
  color: color-mix(in srgb, var(--color-text) 88%, transparent);
}
.term-prompt, .term-ok { color: var(--color-accent-700); }
.term-dim { color: color-mix(in srgb, var(--color-text) 50%, transparent); }
.term-copy {
  margin-left: auto; flex: none; display: inline-flex; align-items: center;
  font-family: var(--font-heading); font-size: 11px; letter-spacing: 0.02em;
  color: color-mix(in srgb, var(--color-text) 60%, transparent);
  background: transparent; border: 1px solid var(--color-divider);
  padding: 2px 8px; cursor: pointer; border-radius: var(--radius-sm);
}
.term-copy:hover { color: var(--color-accent-700); border-color: var(--color-accent); }
.term-copy:disabled { color: var(--color-accent-700); border-color: var(--color-accent); cursor: default; }
.installline-copy {
  margin-left: var(--space-2); flex: none; display: inline-flex; align-items: center;
  font-family: var(--font-heading); font-size: 11px; letter-spacing: 0.02em;
  color: color-mix(in srgb, var(--color-text) 60%, transparent);
  background: transparent; border: 1px solid var(--color-divider);
  padding: 2px 8px; cursor: pointer; border-radius: var(--radius-sm);
}
.installline-copy:hover { color: var(--color-accent-700); border-color: var(--color-accent); }
.installline-copy:disabled { color: var(--color-accent-700); border-color: var(--color-accent); cursor: default; }

/* — blueprint frame: components are wireframe objects (see .blueprint and
     .corner above) — square, transparent, hairline-bordered — */
.card, .btn, .input, .tag, .seg, .dialog, .term { border-radius: 0; }
.card, .dialog, .term { background: transparent; border: 1px solid var(--color-divider); }
.btn { border: 1px solid var(--color-divider); }
.btn-primary { border-color: var(--color-accent); }
.btn-ghost { border-color: transparent; }

/* — site chrome, added for stackenv.dev (not part of the component-library
   demos) — sticky nav with real multi-page links, and a docs sidebar layout
   used by every page under /docs/. — */
.site-nav {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-divider);
}
/* Nav overflow handling: the brand lockup, theme toggle, and primary CTA
   stay pinned (flex: none) and always visible; the plain link group scrolls
   horizontally instead of wrapping or getting squeezed off-screen — keeps
   nav height fixed (matters for .docs-side's sticky top offset) and every
   link reachable at any width, no hamburger/JS needed. */
.nav { flex-wrap: nowrap; }
.nav-lockup, .nav .theme-toggle, .nav > .btn-primary { flex: none; }
.nav-links {
  display: flex; align-items: center; gap: var(--space-4);
  overflow-x: auto; scrollbar-width: none; min-width: 0;
}
.nav-links::-webkit-scrollbar { display: none; }
.nav-links a { flex: none; }
.docs-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: var(--space-8); align-items: start; }
.docs-side { position: sticky; top: 64px; display: flex; flex-direction: column; gap: var(--space-1); padding-block: var(--space-4); }
.docs-side .side-group { margin-top: var(--space-4); }
.docs-side .side-group:first-child { margin-top: 0; }
.docs-side h6 { margin: 0 0 var(--space-2); color: color-mix(in srgb, var(--color-text) 55%, transparent); }
.docs-side a { display: block; padding: 4px 0; font-family: var(--font-heading); font-size: 13px; color: color-mix(in srgb, var(--color-text) 78%, transparent); }
.docs-side a:hover, .docs-side a[aria-current="page"] { color: var(--color-accent-700); }
.docs-main { min-width: 0; padding-block: var(--space-8); max-width: 72ch; }
.docs-main h2 { margin-top: var(--space-8); }
.docs-main h2:first-child { margin-top: 0; }
.docs-main h3 { margin-top: var(--space-6); }
.docs-main .table { margin: var(--space-4) 0; }
.docs-main .term { margin: var(--space-4) 0; }
@media (max-width: 820px) { .docs-layout { grid-template-columns: 1fr; } .docs-side { position: static; } }

/* Wide tables (the manifest field-reference tables especially — four
   columns of prose) get their own horizontal scroll on narrow viewports
   instead of forcing the whole page to scroll sideways. */
.table-wrap { overflow-x: auto; margin: var(--space-4) 0; }
.table-wrap .table { margin: 0; min-width: 480px; }