Initial commit: scan_web integrated recording UI

FastAPI backend + vanilla JS frontend for LiDAR/camera startup, camera settings, and rosbag recording, unifying the previous scan_gui/scan_gui_dual/ scan_gui_triple desktop tools into one web app.
2026-08-07 14:26:00 +09:00
commit f34817d5b6
38 changed files with 5430 additions and 0 deletions
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+/* Hallmark · genre: modern-minimal · theme: custom (Tally-referenced cool-indigo,
+ * instrument-panel discipline borrowed from Cobalt) · redesign · designed-as-app
+ * paper-band: light · display-style: grotesk-sans (Geist) · accent-hue: cool-cobalt (256)
+ */
+
+:root {
+  color-scheme: light;
+
+  /* ── Paper / ink — cool engineered near-white, never pure #fff/#000 ── */
+  --color-paper:    oklch(97.8% 0.005 255);  /* page ground */
+  --color-paper-1:  oklch(99.3% 0.003 255);  /* panel / card surface */
+  --color-paper-2:  oklch(95.0% 0.008 255);  /* recessed surface (inputs, browse tree) */
+  --color-paper-3:  oklch(91.5% 0.010 255);  /* hover/active recessed surface */
+
+  --color-ink:      oklch(22.0% 0.020 258);  /* headings, primary text */
+  --color-ink-2:    oklch(38.0% 0.016 257);  /* body text */
+  --color-ink-3:    oklch(48.0% 0.013 257);  /* secondary / hint text */
+  --color-ink-4:    oklch(66.0% 0.010 257);  /* placeholder / disabled text */
+
+  --color-rule:      oklch(85.0% 0.010 255); /* visible hairline border */
+  --color-rule-soft: oklch(90.5% 0.008 255); /* quiet hairline */
+
+  /* ── Accent — one cobalt signal, used for focus / links / active state only ── */
+  --color-accent:      oklch(52.0% 0.185 256);
+  --color-accent-ink:  oklch(98.5% 0.004 255);
+  --color-accent-tint: oklch(93.5% 0.030 256);
+  --color-focus:       oklch(48.0% 0.200 256);
+
+  /* ── Functional state colours — status/health semantics, not brand accent ── */
+  --color-success:     oklch(52.0% 0.145 149);
+  --color-success-ink: oklch(98.5% 0.004 149);
+  --color-warning:     oklch(64.0% 0.165 68);
+  --color-warning-ink: oklch(20.0% 0.030 68);
+  --color-danger:      oklch(53.0% 0.195 25);
+  --color-danger-ink:  oklch(98.5% 0.004 25);
+
+  /* ── Typography — Geist family throughout (single-family discipline is the
+     modern-minimal signature), Geist Mono as the one outlier for status/data.
+     Geist covers Latin only; "Noto Sans KR" carries the Korean UI copy —
+     the browser falls back to it per-glyph automatically. */
+  --font-display: "Geist", "Noto Sans CJK KR", "Noto Sans KR", ui-sans-serif, system-ui, sans-serif;
+  --font-body:    "Geist", "Noto Sans CJK KR", "Noto Sans KR", ui-sans-serif, system-ui, sans-serif;
+  --font-mono:    "Geist Mono", "Noto Sans CJK KR", "Noto Sans KR", ui-monospace, "SF Mono", Menlo, monospace;
+
+  --text-xs:   0.75rem;    /* 12px */
+  --text-sm:   0.8125rem;  /* 13px */
+  --text-base: 0.9375rem;  /* 15px */
+  --text-md:   1.0625rem;  /* 17px */
+  --text-lg:   1.3125rem;  /* 21px */
+  --text-xl:   1.75rem;    /* 28px */
+  --text-2xl:  2.25rem;    /* 36px */
+
+  /* ── Spacing — 4pt scale ── */
+  --space-3xs: 0.25rem;   /*  4px */
+  --space-2xs: 0.375rem;  /*  6px */
+  --space-xs:  0.5rem;    /*  8px */
+  --space-sm:  0.75rem;   /* 12px */
+  --space-md:  1rem;      /* 16px */
+  --space-lg:  1.5rem;    /* 24px */
+  --space-xl:  2rem;      /* 32px */
+  --space-2xl: 3rem;      /* 48px */
+
+  /* ── Radius — tight/technical for surfaces, pill for actions & chips ── */
+  --radius-sm:   6px;
+  --radius-md:   10px;
+  --radius-lg:   16px;
+  --radius-pill: 999px;
+
+  /* ── Elevation — hairline borders do the work; shadow is a whisper, one only ── */
+  --shadow-whisper: 0 1px 2px oklch(20% 0.02 258 / 0.06);
+
+  /* ── Motion — three named eases, no bounce/overshoot ── */
+  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
+  --ease-in:     cubic-bezier(0.7, 0, 0.84, 0);
+  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
+
+  --dur-fast: 100ms;
+  --dur-mid:  180ms;
+  --dur-slow: 280ms;
+
+  /* ── Z-index — named scale ── */
+  --z-base:     1;
+  --z-raised:   10;
+  --z-dropdown: 100;
+  --z-sticky:   200;
+  --z-modal:    400;
+}
+
+@media (prefers-reduced-motion: reduce) {
+  *, *::before, *::after {
+    animation-duration: 0.01ms !important;
+    animation-iteration-count: 1 !important;
+    transition-duration: var(--dur-fast) !important;
+    scroll-behavior: auto !important;
+  }
+}