/* =========================================================================
   SHOVEL — design system
   Palette: deep navy + signal blue, with a single cyan "conduit" accent
   used only for the signature connecting-line motif. Type: Manrope for
   display, Inter for body/UI, JetBrains Mono for keys/code.
   ========================================================================= */

:root{
  /* color */
  --ink:        #0B1220;
  --ink-soft:   #45506B;
  --surface:    #FFFFFF;
  --surface-alt:#F4F7FD;
  --surface-line:#E4E9F4;
  --navy-900:   #060B1A;
  --navy-800:   #0B132E;
  --blue-700:   #1E40D6;
  --blue-600:   #2F5BFF;
  --blue-500:   #4F74FF;
  --blue-100:   #E8EDFF;
  --cyan:       #45E0FF;
  --success:    #18B36B;
  --success-bg: #E6F8EF;
  --danger:     #E5484D;
  --danger-bg:  #FDEAEA;
  --warning:    #C97A12;
  --warning-bg: #FBF0DE;

  /* type */
  --font-display: 'Manrope', -apple-system, BlinkMacSystemFont, 'Inter', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Menlo, monospace;

  /* layout */
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 1px 2px rgba(11,18,32,0.06);
  --shadow-md: 0 8px 24px rgba(11,18,32,0.08);
  --shadow-lg: 0 24px 60px rgba(11,18,32,0.14);
  --max-width: 1180px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--surface-alt);
  -webkit-font-smoothing: antialiased;
  font-size: 15px;
  line-height: 1.55;
}
h1,h2,h3,h4{ font-family: var(--font-display); letter-spacing: -0.02em; margin: 0; }
p{ margin: 0; }
a{ color: var(--blue-600); text-decoration: none; }
button{ font-family: inherit; }
code, .mono{ font-family: var(--font-mono); }

img, svg{ display:block; max-width:100%; }

::selection{ background: var(--blue-100); }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

:focus-visible{
  outline: 2px solid var(--blue-600);
  outline-offset: 2px;
  border-radius: 6px;
}

/* ---------- layout helpers ---------- */
.container{ max-width: var(--max-width); margin: 0 auto; padding: 0 28px; }
.row{ display:flex; align-items:center; }
.between{ justify-content: space-between; }
.gap-8{ gap:8px; } .gap-12{ gap:12px; } .gap-16{ gap:16px; } .gap-24{ gap:24px; }
.grid{ display:grid; gap:20px; }
.grid-2{ grid-template-columns: repeat(2,1fr); }
.grid-3{ grid-template-columns: repeat(3,1fr); }
.grid-4{ grid-template-columns: repeat(4,1fr); }
@media (max-width: 880px){
  .grid-3,.grid-4{ grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 600px){
  .grid-2,.grid-3,.grid-4{ grid-template-columns: 1fr; }
}

/* ---------- top nav ---------- */
.nav{
  position: sticky; top:0; z-index: 40;
  background: rgba(255,255,255,0.78);
  backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid var(--surface-line);
}
.nav .container{ display:flex; align-items:center; justify-content:space-between; height:68px; }
.brand{ display:flex; align-items:center; gap:10px; font-family: var(--font-display); font-weight:800; font-size:19px; color: var(--ink); }
.brand .mark{ width:30px; height:30px; }
.nav-links{ display:flex; align-items:center; gap:28px; }
.nav-links a{ color: var(--ink-soft); font-weight:600; font-size:14.5px; }
.nav-links a:hover{ color: var(--ink); }
.nav-cta{ display:flex; gap:10px; }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  border-radius: 12px; padding: 11px 20px; font-weight:650; font-size:14.5px;
  border:1px solid transparent; cursor:pointer; transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space: nowrap;
}
.btn:active{ transform: translateY(1px); }
.btn-primary{ background: linear-gradient(180deg,var(--blue-600),var(--blue-700)); color:#fff; box-shadow: 0 1px 0 rgba(255,255,255,.25) inset, 0 6px 16px rgba(47,91,255,.28); }
.btn-primary:hover{ box-shadow: 0 1px 0 rgba(255,255,255,.25) inset, 0 10px 22px rgba(47,91,255,.36); }
.btn-secondary{ background: var(--surface); color: var(--ink); border-color: var(--surface-line); box-shadow: var(--shadow-sm); }
.btn-secondary:hover{ border-color: var(--blue-500); color: var(--blue-700); }
.btn-ghost{ background: transparent; color: var(--ink-soft); }
.btn-ghost:hover{ color: var(--ink); background: var(--surface-line); }
.btn-danger{ background: var(--danger-bg); color: var(--danger); }
.btn-sm{ padding: 7px 14px; font-size:13px; border-radius:10px; }
.btn-block{ width:100%; }
.btn[disabled]{ opacity:.5; cursor:not-allowed; }

/* ---------- card ---------- */
.card{
  background: var(--surface);
  border: 1px solid var(--surface-line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}
.card-pad{ padding: 24px; }
.card-hover{ transition: box-shadow .2s ease, transform .2s ease, border-color .2s ease; }
.card-hover:hover{ box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: #d8e1f7; }

/* ---------- badges / pills ---------- */
.pill{ display:inline-flex; align-items:center; gap:6px; padding:4px 10px; border-radius:999px; font-size:12.5px; font-weight:700; }
.pill-blue{ background: var(--blue-100); color: var(--blue-700); }
.pill-success{ background: var(--success-bg); color: var(--success); }
.pill-danger{ background: var(--danger-bg); color: var(--danger); }
.pill-warning{ background: var(--warning-bg); color: var(--warning); }
.dot{ width:7px; height:7px; border-radius:50%; background: currentColor; }

/* ---------- forms ---------- */
.field{ display:flex; flex-direction:column; gap:6px; margin-bottom:16px; }
.field label{ font-size:13px; font-weight:650; color: var(--ink-soft); }
.field .hint{ font-size:12px; color:#7d89a8; }
input, textarea, select{
  font-family: inherit; font-size: 14.5px; padding: 11px 14px;
  border-radius: 11px; border: 1.5px solid var(--surface-line);
  background: #fff; color: var(--ink); width:100%;
  transition: border-color .15s ease, box-shadow .15s ease;
}
input:focus, textarea:focus, select:focus{
  outline:none; border-color: var(--blue-500); box-shadow: 0 0 0 4px var(--blue-100);
}
textarea{ resize: vertical; min-height: 90px; }

/* ---------- auth screens ---------- */
.auth-wrap{ min-height: 100vh; display:flex; align-items:center; justify-content:center; padding: 40px 20px;
  background:
    radial-gradient(800px 500px at 15% -10%, rgba(47,91,255,.10), transparent),
    var(--surface-alt); }
.auth-card{ width:100%; max-width:420px; }
.auth-head{ text-align:center; margin-bottom: 28px; }
.auth-head .brand{ justify-content:center; margin-bottom: 14px; }
.auth-foot{ text-align:center; margin-top:18px; font-size:13.5px; color: var(--ink-soft); }
.error-banner{ background: var(--danger-bg); color: var(--danger); border-radius:10px; padding:10px 14px; font-size:13.5px; margin-bottom:14px; display:none; }

/* ---------- hero (landing) ---------- */
.hero{
  background: radial-gradient(1200px 600px at 50% -20%, rgba(79,116,255,.35), transparent), var(--navy-900);
  color: #fff; padding: 120px 0 100px; position:relative; overflow:hidden;
}
.hero .container{ position:relative; z-index:2; }
.eyebrow{ display:inline-flex; align-items:center; gap:8px; background: rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.14);
  padding:6px 14px; border-radius:999px; font-size:12.5px; font-weight:650; color:#bcd0ff; margin-bottom:22px; }
.hero h1{ font-size: clamp(34px, 5.4vw, 60px); font-weight:800; line-height:1.06; max-width: 820px; color:#fff; }
.hero h1 .accent{ background: linear-gradient(90deg,var(--cyan),var(--blue-500)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.hero p.lead{ font-size: 18px; color: #aab7d6; max-width: 580px; margin-top:20px; }
.hero-cta{ margin-top: 34px; display:flex; gap:14px; flex-wrap:wrap; }

/* conduit: the signature element — tool icons feeding into one key */
.conduit{ margin-top: 80px; position:relative; }
.conduit-line{ position:absolute; left:0; right:0; top:50%; height:2px; background: linear-gradient(90deg, transparent, rgba(69,224,255,.5), rgba(69,224,255,.5), transparent); transform: translateY(-1px); }
.conduit-row{ position:relative; display:flex; align-items:center; justify-content:space-between; }
.conduit-node{ width:56px; height:56px; border-radius:16px; background: rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.14);
  display:flex; align-items:center; justify-content:center; position:relative; z-index:2; backdrop-filter: blur(6px); }
.conduit-node svg{ width:26px; height:26px; }
.conduit-key{ width:78px; height:78px; border-radius:22px; background: linear-gradient(160deg,var(--blue-500),var(--blue-700));
  display:flex; align-items:center; justify-content:center; box-shadow: 0 0 0 8px rgba(69,224,255,.08), 0 20px 50px rgba(47,91,255,.45); position:relative; z-index:2; }
.conduit-key svg{ width:34px; height:34px; }
.conduit-caption{ text-align:center; color:#7e8cb3; font-size:13px; margin-top:18px; letter-spacing:.02em; }

/* ---------- sections ---------- */
.section{ padding: 88px 0; }
.section-head{ max-width: 640px; margin-bottom: 48px; }
.section-head .kicker{ color: var(--blue-600); font-weight:750; font-size:13px; text-transform:uppercase; letter-spacing:.08em; margin-bottom:10px; display:block; }
.section-head h2{ font-size: clamp(26px,3vw,38px); }
.section-head p{ color: var(--ink-soft); margin-top:14px; font-size:16px; }

.feature{ padding:26px; }
.feature .ic{ width:42px; height:42px; border-radius:12px; background: var(--blue-100); color:var(--blue-700); display:flex; align-items:center; justify-content:center; margin-bottom:16px; }
.feature .ic svg{ width:20px; height:20px; }
.feature h3{ font-size:16.5px; margin-bottom:8px; }
.feature p{ color: var(--ink-soft); font-size:14px; }

.tool-strip{ display:flex; flex-wrap:wrap; gap:10px; }
.tool-chip{ display:flex; align-items:center; gap:8px; background:#fff; border:1px solid var(--surface-line); border-radius:999px; padding:8px 16px; font-size:13.5px; font-weight:600; color: var(--ink-soft); }
.tool-chip svg{ width:16px; height:16px; }

footer.site{ border-top:1px solid var(--surface-line); padding: 36px 0; color:#8896b6; font-size:13px; }
footer.site .container{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px; }

/* ---------- app shell (dashboard/workspace/admin) ---------- */
.app-shell{ display:flex; min-height:100vh; }
.sidebar{ width: 240px; background: var(--navy-900); color:#cfd8f5; flex-shrink:0; display:flex; flex-direction:column; padding: 22px 16px; position: sticky; top:0; height:100vh; }
.sidebar .brand{ color:#fff; padding: 6px 8px 22px; }
.side-link{ display:flex; align-items:center; gap:10px; padding:10px 12px; border-radius:10px; color:#9fb0db; font-weight:600; font-size:14px; cursor:pointer; }
.side-link svg{ width:17px; height:17px; }
.side-link:hover{ background: rgba(255,255,255,.06); color:#fff; }
.side-link.active{ background: linear-gradient(180deg,var(--blue-600),var(--blue-700)); color:#fff; }
.sidebar-foot{ margin-top:auto; padding:12px; border-top:1px solid rgba(255,255,255,.08); }
.sidebar-user{ display:flex; align-items:center; gap:10px; font-size:13px; }
.avatar{ width:32px; height:32px; border-radius:50%; background: linear-gradient(160deg,var(--blue-500),var(--cyan)); display:flex; align-items:center; justify-content:center; font-weight:700; color:#06122b; font-size:13px; flex-shrink:0; }

.main{ flex:1; min-width:0; }
.topbar{ height:72px; display:flex; align-items:center; justify-content:space-between; padding: 0 32px; border-bottom:1px solid var(--surface-line); background:#fff; position:sticky; top:0; z-index:10;}
.topbar h1{ font-size:19px; }
.content{ padding: 32px; max-width: 1280px; }

.empty-state{ text-align:center; padding: 60px 20px; color: var(--ink-soft); }
.empty-state .ic{ width:54px; height:54px; border-radius:16px; background: var(--blue-100); color: var(--blue-700); display:flex; align-items:center; justify-content:center; margin: 0 auto 18px; }

.kv{ display:flex; align-items:center; justify-content:space-between; padding:12px 0; border-bottom:1px solid var(--surface-line); font-size:14px; }
.kv:last-child{ border-bottom:none; }
.kv .k{ color: var(--ink-soft); }
.kv .v{ font-weight:650; }

.keybox{ display:flex; align-items:center; gap:10px; background: var(--navy-900); color:#bcd0ff; border-radius:12px; padding:13px 16px; font-family: var(--font-mono); font-size:13px; overflow:hidden; }
.keybox span{ overflow:hidden; text-overflow:ellipsis; white-space:nowrap; flex:1; }
.keybox button{ background: rgba(255,255,255,.1); border:none; color:#fff; border-radius:8px; padding:6px 10px; font-size:12px; cursor:pointer; flex-shrink:0; }
.keybox button:hover{ background: rgba(255,255,255,.18); }

table{ width:100%; border-collapse: collapse; font-size:14px; }
th{ text-align:left; color: var(--ink-soft); font-weight:650; font-size:12.5px; text-transform:uppercase; letter-spacing:.04em; padding: 10px 14px; border-bottom:1px solid var(--surface-line); }
td{ padding: 14px; border-bottom:1px solid var(--surface-line); }
tr:last-child td{ border-bottom:none; }
.table-wrap{ overflow-x:auto; }

.stat-card{ padding:22px; }
.stat-card .num{ font-family: var(--font-display); font-size:30px; font-weight:800; }
.stat-card .lbl{ color: var(--ink-soft); font-size:13px; margin-top:4px; }

.modal-backdrop{ position:fixed; inset:0; background: rgba(6,11,26,.5); backdrop-filter: blur(4px); display:flex; align-items:center; justify-content:center; z-index:100; padding:20px; }
.modal{ background:#fff; border-radius: var(--radius-lg); width:100%; max-width:560px; max-height:88vh; overflow-y:auto; box-shadow: var(--shadow-lg); }
.modal-head{ display:flex; justify-content:space-between; align-items:center; padding:22px 24px; border-bottom:1px solid var(--surface-line); }
.modal-body{ padding:24px; }
.modal-foot{ padding:18px 24px; border-top:1px solid var(--surface-line); display:flex; justify-content:flex-end; gap:10px; }
.icon-btn{ background:none; border:none; cursor:pointer; color: var(--ink-soft); padding:6px; border-radius:8px; }
.icon-btn:hover{ background: var(--surface-line); color: var(--ink); }

.catalog-card{ padding:18px; cursor:pointer; }
.catalog-card .ic{ width:38px; height:38px; border-radius:11px; background: var(--blue-100); color:var(--blue-700); display:flex; align-items:center; justify-content:center; margin-bottom:12px; }
.catalog-card h4{ font-size:14.5px; margin-bottom:4px; }
.catalog-card p{ font-size:12.5px; color: var(--ink-soft); }

.toast-stack{ position:fixed; bottom:24px; right:24px; display:flex; flex-direction:column; gap:10px; z-index:200; }
.toast{ background: var(--navy-900); color:#fff; padding:13px 18px; border-radius:12px; font-size:13.5px; box-shadow: var(--shadow-lg); display:flex; align-items:center; gap:10px; min-width:240px; }
.toast.success{ border-left:3px solid var(--success); }
.toast.error{ border-left:3px solid var(--danger); }

.tabs{ display:flex; gap:4px; border-bottom:1px solid var(--surface-line); margin-bottom:24px; }
.tab{ padding:10px 16px; font-size:14px; font-weight:650; color: var(--ink-soft); cursor:pointer; border-bottom:2px solid transparent; }
.tab.active{ color: var(--blue-700); border-bottom-color: var(--blue-600); }

pre.code-block{ background: var(--navy-900); color:#cfe0ff; border-radius:12px; padding:16px; overflow-x:auto; font-size:12.5px; line-height:1.6; }

.loader{ width:18px; height:18px; border-radius:50%; border:2.5px solid rgba(255,255,255,.35); border-top-color:#fff; animation: spin .7s linear infinite; }
@keyframes spin{ to{ transform: rotate(360deg); } }

.hidden{ display:none !important; }

.switch{ position:relative; display:inline-block; width:42px; height:24px; flex-shrink:0; }
.switch input{ opacity:0; width:0; height:0; }
.switch .slider{ position:absolute; cursor:pointer; inset:0; background:var(--ink-soft,#9aa3bd); border-radius:999px; transition:.15s; }
.switch .slider:before{ content:""; position:absolute; width:18px; height:18px; left:3px; bottom:3px; background:#fff; border-radius:50%; transition:.15s; }
.switch input:checked + .slider{ background:var(--blue-700,#2F5BFF); }
.switch input:checked + .slider:before{ transform:translateX(18px); }