/* =========================================================================
   Piston Fleet Registry — shared theme.
   Tokens, typography, brand and core components are taken verbatim from the
   Piston Server / Control Centre design system so branding stays consistent
   across products. If those tokens change, mirror them here.
   ========================================================================= */

/* ---- Fonts (brand: Gilroy headings, Source Sans 3 body) ---------------- */
@font-face { font-family:'Gilroy'; src:url('/fonts/gilroy-light.woff2') format('woff2'),url('/fonts/gilroy-light.woff') format('woff'); font-weight:300; font-style:normal; font-display:swap; }
@font-face { font-family:'Gilroy'; src:url('/fonts/gilroy-regular.woff2') format('woff2'),url('/fonts/gilroy-regular.woff') format('woff'); font-weight:400; font-style:normal; font-display:swap; }
@font-face { font-family:'Gilroy'; src:url('/fonts/gilroy-medium.woff2') format('woff2'),url('/fonts/gilroy-medium.woff') format('woff'); font-weight:500; font-style:normal; font-display:swap; }
@font-face { font-family:'Gilroy'; src:url('/fonts/gilroy-bold.woff2') format('woff2'),url('/fonts/gilroy-bold.woff') format('woff'); font-weight:700; font-style:normal; font-display:swap; }
@font-face { font-family:'Gilroy'; src:url('/fonts/gilroy-black.otf') format('opentype'); font-weight:900; font-style:normal; font-display:swap; }

@font-face { font-family:'Source Sans 3'; src:url('/fonts/SourceSans3VF-Upright.ttf.woff2') format('woff2-variations'); font-weight:200 900; font-style:normal; font-display:swap; }
@font-face { font-family:'Source Sans 3'; src:url('/fonts/SourceSans3-Regular.ttf.woff2') format('woff2'); font-weight:400; font-style:normal; font-display:swap; }
@font-face { font-family:'Source Sans 3'; src:url('/fonts/SourceSans3-Medium.ttf.woff2') format('woff2'); font-weight:500; font-style:normal; font-display:swap; }
@font-face { font-family:'Source Sans 3'; src:url('/fonts/SourceSans3-Semibold.ttf.woff2') format('woff2'); font-weight:600; font-style:normal; font-display:swap; }
@font-face { font-family:'Source Sans 3'; src:url('/fonts/SourceSans3-Bold.ttf.woff2') format('woff2'); font-weight:700; font-style:normal; font-display:swap; }

/* ---- Design tokens (verbatim from Piston Server / Control Centre) ------- */
:root {
  --color-bg-primary: #010C1C;
  --color-bg-secondary: #0A1929;
  --color-bg-elevated: #0F2336;
  --color-bg-hover: #1A3550;

  --color-brand: #6500AA;
  --color-brand-light: #8B2FC9;
  --color-brand-dark: #4A0080;
  --color-brand-blue: #39B3EA;
  --color-brand-blue-rgb: 57, 179, 234;
  --color-brand-blue-dark: #2899cc;

  --color-text-primary: #fafafa;
  --color-text-secondary: #a1a1aa;
  --color-text-muted: #71717a;

  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-hover: rgba(255, 255, 255, 0.15);

  --color-success: #77B300;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-info: #3b82f6;

  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 20px rgba(139, 47, 201, 0.15);

  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
}

/* ---- Base -------------------------------------------------------------- */
* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  font-family: "Source Sans 3", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: var(--color-brand-blue); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: "SF Mono", "Fira Code", "Consolas", monospace; color: var(--color-text-secondary); }
h1, h2, h3 { font-family: 'Gilroy', -apple-system, BlinkMacSystemFont, sans-serif; color: var(--color-text-primary); font-weight: 700; line-height: 1.3; margin: 0; }
.muted { color: var(--color-text-muted); }

/* ---- Navbar (brand gradient) ------------------------------------------- */
.navbar {
  font-family: 'Gilroy', -apple-system, BlinkMacSystemFont, sans-serif;
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  margin: 0 var(--spacing-md) var(--spacing-lg);
  padding: var(--spacing-sm) var(--spacing-lg);
  min-height: 60px;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  background: linear-gradient(135deg, #6500AA 0%, #04182F 25%, #04182F 75%, #39B3EA 100%);
  border: 1px solid #1a1a1f;
}
.navbar-brand { display: flex; align-items: center; gap: var(--spacing-sm); font-weight: 700; font-size: 1.1rem; letter-spacing: 0.02em; color: #fff; }
.navbar-brand:hover { text-decoration: none; opacity: 0.9; }
.navbar-brand img { width: 36px; height: 36px; }
.navbar-brand .product { color: rgba(255,255,255,0.92); font-weight: 500; }
.nav-link { color: #fff; font-weight: 500; padding: var(--spacing-sm) var(--spacing-md); border-radius: var(--radius-sm); transition: background-color var(--transition-fast); }
.nav-link:hover { text-decoration: none; background-color: rgba(255,255,255,0.1); }

/* ---- Layout ------------------------------------------------------------ */
.container { max-width: 1180px; margin: 0 auto; padding: var(--spacing-md) var(--spacing-lg) var(--spacing-2xl); }
.page-head { display: flex; align-items: baseline; gap: var(--spacing-md); margin-bottom: var(--spacing-lg); }
.page-head h1 { font-size: 1.5rem; }
.page-head .sub { color: var(--color-text-secondary); }

/* ---- Widget (card) ----------------------------------------------------- */
.widget { background: var(--color-bg-secondary); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--spacing-md); margin-bottom: var(--spacing-md); overflow-x: auto; }

/* ---- Filters / forms --------------------------------------------------- */
.filters { display: flex; flex-wrap: wrap; gap: var(--spacing-sm); align-items: center; margin-bottom: var(--spacing-md); }
.form-control, .form-select {
  color: var(--color-text-primary);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.9rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-control::placeholder { color: var(--color-text-muted); }
.unit-notes { display: block; width: 100%; box-sizing: border-box; resize: vertical; min-height: 4.5rem; margin-bottom: var(--spacing-sm); font-family: inherit; }
.form-control:hover, .form-select:hover { border-color: var(--color-border-hover); }
.form-control:focus, .form-select:focus { outline: none; border-color: var(--color-brand-blue); box-shadow: 0 0 0 3px rgba(var(--color-brand-blue-rgb), 0.15); }
.form-control.search { min-width: 260px; }

/* ---- Buttons ----------------------------------------------------------- */
.btn { font-family: inherit; font-weight: 500; border-radius: var(--radius-sm); padding: var(--spacing-sm) var(--spacing-md); font-size: 0.9rem; border: 1px solid transparent; cursor: pointer; transition: all var(--transition-fast); }
.btn:focus { outline: none; box-shadow: 0 0 0 3px rgba(var(--color-brand-blue-rgb), 0.25); }
.btn-brand { background-color: var(--color-brand-blue); border-color: var(--color-brand-blue); color: #fff; }
.btn-brand:hover { background-color: var(--color-brand-blue-dark); border-color: var(--color-brand-blue-dark); color: #fff; transform: translateY(-1px); }
.btn-outline-dark { color: var(--color-text-primary); border-color: var(--color-border); background: transparent; }
.btn-outline-dark:hover { border-color: var(--color-border-hover); background-color: var(--color-bg-hover); text-decoration: none; }
.btn-danger { background-color: var(--color-danger); border-color: var(--color-danger); color: #fff; }
.btn-danger:hover { filter: brightness(1.08); color: #fff; }

/* ---- Table (dark) ------------------------------------------------------ */
.table { width: 100%; border-collapse: collapse; color: var(--color-text-primary); }
.table th, .table td { text-align: left; padding: 0.65rem 0.9rem; border-bottom: 1px solid var(--color-border); white-space: nowrap; }
.table th { color: var(--color-text-secondary); font-weight: 600; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.04em; }
.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr:hover { background-color: var(--color-bg-hover); }
.sort-link { color: inherit; text-decoration: none; }
.sort-link:hover { color: var(--color-text-primary); }
.sort-link.active { color: var(--color-text-primary); }
.sort-arrow { margin-left: 0.3em; font-size: 0.6rem; vertical-align: middle; }

/* ---- Badges ------------------------------------------------------------ */
.badge { display: inline-block; font-weight: 600; font-size: 0.72rem; padding: 0.35em 0.6em; border-radius: var(--radius-sm); }
.badge-status-active    { background: rgba(119,179,0,0.16);  color: var(--color-success); }
.badge-status-warehouse { background: rgba(113,113,122,0.18); color: var(--color-text-secondary); }
.badge-status-rma       { background: rgba(245,158,11,0.16);  color: var(--color-warning); }
.badge-status-retired   { background: rgba(239,68,68,0.15);   color: var(--color-danger); }

/* ---- Empty state ------------------------------------------------------- */
.empty { padding: var(--spacing-2xl); text-align: center; color: var(--color-text-muted); background: var(--color-bg-secondary); border: 1px solid var(--color-border); border-radius: var(--radius-md); }

/* ---- Unit detail ------------------------------------------------------- */
.back-link { display: inline-block; margin-bottom: var(--spacing-sm); color: var(--color-text-secondary); }
.detail-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: var(--spacing-md); margin-bottom: var(--spacing-md); }
.detail-grid > .widget { min-width: 0; }   /* allow widgets to shrink to their track instead of overflowing on long values */
.widget-title { font-family: 'Gilroy', sans-serif; font-weight: 700; font-size: 0.95rem; margin-bottom: var(--spacing-sm); color: var(--color-text-primary); }
.kv { width: 100%; border-collapse: collapse; table-layout: fixed; }
.kv th { width: 7.5rem; text-align: left; vertical-align: top; color: var(--color-text-muted); font-weight: 500; font-size: 0.85rem; padding: 4px 14px 4px 0; white-space: nowrap; }
.kv td { padding: 4px 0; color: var(--color-text-primary); overflow-wrap: anywhere; }
.unit-photo { max-width: min(100%, 360px); height: auto; border-radius: var(--radius-md); border: 1px solid var(--color-border); margin-bottom: var(--spacing-sm); display: block; }
.photo-grid { display: flex; flex-wrap: wrap; gap: var(--spacing-md); margin-bottom: var(--spacing-sm); }
.photo-item { width: 180px; }
.photo-item form { margin-top: var(--spacing-xs); }
.photo-item .form-control { width: 100%; margin-bottom: var(--spacing-xs); }
.photo-item .btn { width: 100%; }
.widget-subtitle { margin: var(--spacing-md) 0 var(--spacing-xs); color: var(--color-text-secondary); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; }
#reveal-out { user-select: all; }
#reveal-btn { margin-top: var(--spacing-sm); }
/* Monospace machine-id links in the list keep the brand-blue link colour. */
.table tbody a code { color: var(--color-brand-blue); }

/* ---- Nav user / sign-out ---------------------------------------------- */
.nav-spacer { flex: 1; }
.nav-user { color: rgba(255,255,255,0.82); font-size: 0.85rem; }
.nav-logout { margin: 0; }
.nav-link-btn { background: none; border: none; color: #fff; font: inherit; cursor: pointer; padding: var(--spacing-sm) var(--spacing-md); border-radius: var(--radius-sm); }
.nav-link-btn:hover { background: rgba(255,255,255,0.1); }

/* ---- Dashboard tiles -------------------------------------------------- */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: var(--spacing-md); margin-bottom: var(--spacing-lg); }
.tile { display: block; background: var(--color-bg-secondary); border: 1px solid var(--color-border); border-left: 3px solid var(--color-text-muted); border-radius: var(--radius-md); padding: var(--spacing-md); transition: border-color var(--transition-fast), background var(--transition-fast); }
.tile:hover { text-decoration: none; background: var(--color-bg-hover); }
.tile-num { font-family: 'Gilroy', sans-serif; font-weight: 700; font-size: 2rem; color: var(--color-text-primary); line-height: 1; }
.tile-label { color: var(--color-text-secondary); font-size: 0.85rem; margin-top: var(--spacing-xs); }
.tile-valid    { border-left-color: var(--color-success); }
.tile-expiring { border-left-color: var(--color-warning); }
.tile-expired  { border-left-color: var(--color-danger); }
.tile-none     { border-left-color: var(--color-text-muted); }

/* ---- Sign-in (matches Piston Server) ---------------------------------- */
.sign-in-hero {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--color-bg-primary);
  /* Pre-rendered raster of piston-orb.svg — the SVG's blur filters re-rasterize
     on every resize frame at 150vmin, making window resizing glitchy. */
  background-image: url(/images/piston-orb.webp);
  background-size: 150vmin; background-position: center; background-repeat: no-repeat;
  z-index: 1000;
}
.sign-in-overlay {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse at center, rgba(1,12,28,0.4) 0%, rgba(1,12,28,0.6) 50%, rgba(1,12,28,0.85) 100%);
  animation: overlay-fade 1s ease-out both, overlay-pulse 4s ease-in-out 1s infinite;
}
@keyframes overlay-fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes overlay-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.88; } }
.sign-in-card {
  position: relative; z-index: 1; width: 100%; max-width: 400px;
  padding: var(--spacing-md) var(--spacing-xl);
  background: rgba(10,25,41,0.8);
  backdrop-filter: blur(20px) saturate(180%); -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius-xl);
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.05) inset, 0 0 40px -10px rgba(139,47,201,0.35);
  text-align: center; animation: sign-in-appear 1.2s ease-out both;
}
@media (max-width: 480px) {
  .sign-in-card { margin: var(--spacing-md); padding: var(--spacing-xl); }
}
@keyframes sign-in-appear { from { opacity: 0; transform: scale(0.96); filter: blur(4px); } to { opacity: 1; transform: scale(1); filter: blur(0); } }
.sign-in-logo { margin: -1.5rem 0 -1rem; line-height: 0; }
.sign-in-logo img { width: 300px; height: 300px; opacity: 0.9; filter: drop-shadow(0 4px 12px rgba(139,47,201,0.3)); margin: -40px 0; }
/* line-height 1.2 + zeroed p margin + form controls inheriting the body font:
   the CC gets these from Bootstrap's reboot, which we don't load — keep them explicit
   here or the card renders a different size than the CC's. */
.sign-in-title { font-family: 'Gilroy', sans-serif; font-size: 2.25rem; font-weight: 900; letter-spacing: 0.05em; line-height: 1.2; color: var(--color-text-primary); margin: 0 0 var(--spacing-xs); text-transform: uppercase; }
.sign-in-subtitle { font-size: 0.9rem; color: var(--color-text-muted); margin: 0 0 var(--spacing-md); letter-spacing: 0.02em; }
.sign-in-field { margin-bottom: var(--spacing-md); text-align: left; }
.sign-in-label { display: block; font-size: 0.8rem; font-weight: 600; color: var(--color-text-secondary); margin-bottom: var(--spacing-xs); text-transform: uppercase; letter-spacing: 0.05em; }
.sign-in-input { width: 100%; margin: 0; padding: var(--spacing-md); font-family: inherit; font-size: 1rem; line-height: inherit; color: var(--color-text-primary); background: rgba(1,12,28,0.6); border: 1px solid var(--color-border); border-radius: var(--radius-md); transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast); }
.sign-in-input::placeholder { color: var(--color-text-muted); }
.sign-in-input:hover { border-color: var(--color-border-hover); background: rgba(1,12,28,0.8); }
.sign-in-input:focus { outline: none; border-color: var(--color-brand-light); background: rgba(1,12,28,0.9); box-shadow: 0 0 0 3px rgba(139,47,201,0.2); }
.sign-in-button { width: 100%; padding: var(--spacing-md) var(--spacing-lg); margin-top: var(--spacing-md); font-family: 'Gilroy', sans-serif; font-size: 1rem; font-weight: 600; line-height: inherit; color: #fff; background: linear-gradient(135deg, var(--color-brand) 0%, var(--color-brand-dark) 100%); border: none; border-radius: var(--radius-md); cursor: pointer; display: flex; align-items: center; justify-content: center; gap: var(--spacing-sm); transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast); }
.sign-in-button:hover { transform: translateY(-2px); box-shadow: 0 8px 25px -5px rgba(139,47,201,0.4); background: linear-gradient(135deg, var(--color-brand-light) 0%, var(--color-brand) 100%); }
.sign-in-button:active { transform: translateY(0); }
.sign-in-button:focus { outline: none; box-shadow: 0 0 0 3px rgba(139,47,201,0.3); }
.sign-in-arrow { width: 0.9em; height: 0.9em; fill: currentColor; transition: transform var(--transition-fast); }
.sign-in-button:hover .sign-in-arrow { transform: translateX(3px); }
.sign-in-error { text-align: left; color: var(--color-danger); font-size: 0.85rem; margin-bottom: var(--spacing-md); }

/* ---- Login (legacy; .login-error/.login-notice still used on /account) - */
.login-wrap { max-width: 380px; margin: 8vh auto 0; }
.login-card { padding: var(--spacing-xl); }
.login-title { font-family: 'Gilroy', sans-serif; margin-bottom: var(--spacing-md); }
.login-card .form-label { display: block; margin-top: var(--spacing-sm); color: var(--color-text-secondary); font-size: 0.85rem; }
.login-card .form-control { width: 100%; margin-bottom: var(--spacing-sm); }
.login-card .btn { width: 100%; margin-top: var(--spacing-md); }
.login-error { color: var(--color-danger); background: rgba(239,68,68,0.12); border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: var(--spacing-sm); margin-bottom: var(--spacing-sm); }
.login-notice { color: var(--color-success); background: rgba(119,179,0,0.12); border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: var(--spacing-sm); margin-bottom: var(--spacing-sm); }