/* Atelier — ProxyOmega design system
   Editorial dark with brand purple/indigo accents.
   Used across every page in the prototype.
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Inter+Tight:wght@500;600;700&family=JetBrains+Mono:wght@400;500&family=Source+Serif+4:ital,opsz,wght@0,8..60,400;0,8..60,500;0,8..60,600;1,8..60,400&display=swap');

:root {
  /* Surfaces */
  --bg: #0b0d14;
  --bg2: #0e1119;
  --surface: rgba(17,24,39,0.85);
  --surface-2: rgba(31,41,55,0.5);
  --surface-3: rgba(17,24,39,0.5);

  /* Borders */
  --border: rgba(99,102,241,0.18);
  --border-soft: rgba(99,102,241,0.08);
  --border-strong: rgba(124,58,237,0.4);

  /* Text */
  --ink: #f4f3ff;
  --ink-2: #c7c9db;
  --dim: #8c8fa8;
  --faint: #5a5d76;

  /* Brand */
  --purple: #a78bfa;
  --purple-deep: #7c3aed;
  --indigo: #818cf8;
  --indigo-deep: #4f46e5;
  --grad: linear-gradient(90deg, #c4b5fd, #818cf8);
  --grad-strong: linear-gradient(90deg, #7c3aed, #4f46e5);

  /* Status */
  --good: #4ade80;
  --warn: #fbbf24;
  --bad: #f87171;
  --info: #60a5fa;

  /* Secondary accents — used sparingly, never on CTAs */
  --amber: #f59e0b;       /* money / savings framings */
  --amber-soft: rgba(245,158,11,0.12);
  --mint: #5eead4;        /* trust / uptime framings */
  --magenta: #ec4899;     /* speed / performance framings */

  /* Type */
  --serif: 'Source Serif 4', 'GT Sectra', Georgia, 'Times New Roman', serif;
  --sans: 'Inter', system-ui, -apple-system, sans-serif;
  --display: 'Inter Tight', 'Inter', system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, Menlo, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--ink); font-family: var(--sans); font-size: 14px; line-height: 1.5; -webkit-font-smoothing: antialiased; }

a { color: var(--purple); text-decoration: none; }
a:hover { color: var(--indigo); }

/* Headings */
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 400; letter-spacing: -0.5px; margin: 0; line-height: 1.1; color: var(--ink); }
h1 { font-size: 48px; }
h2 { font-size: 32px; }
h3 { font-size: 22px; }
h4 { font-size: 18px; }
.italic { font-style: italic; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* Layout */
.app { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.sidebar { background: rgba(11,13,20,0.7); border-right: 1px solid var(--border); padding: 20px 0; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.sidebar .brand { font-family: var(--serif); font-size: 22px; padding: 6px 24px 24px; display: flex; align-items: center; gap: 10px; }
.sidebar .brand-mark { width: 28px; height: 28px; border-radius: 8px; background: var(--grad-strong); box-shadow: 0 4px 12px rgba(124,58,237,0.4); }
.sidebar .nav-section { padding: 14px 16px 6px; font-family: var(--mono); font-size: 10px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--faint); }
.sidebar a.nav-item { display: flex; align-items: center; gap: 10px; padding: 8px 24px; color: var(--ink-2); font-size: 13px; border-left: 2px solid transparent; }
.sidebar a.nav-item:hover { background: rgba(124,58,237,0.06); color: var(--ink); }
.sidebar a.nav-item.active { background: rgba(124,58,237,0.1); border-left-color: var(--purple); color: var(--ink); }
.sidebar a.nav-item .ico { width: 16px; height: 16px; opacity: 0.7; }

.topbar { display: flex; justify-content: space-between; align-items: center; padding: 14px 32px; border-bottom: 1px solid var(--border); background: rgba(11,13,20,0.7); backdrop-filter: blur(8px); position: sticky; top: 0; z-index: 10; }
.topbar .crumbs { font-family: var(--mono); font-size: 11px; color: var(--dim); letter-spacing: 1px; }
.topbar .crumbs span.sep { margin: 0 8px; opacity: 0.4; }
.topbar .actions { display: flex; gap: 10px; align-items: center; }
.topbar .balance { font-family: var(--mono); font-size: 12px; color: var(--dim); padding: 6px 12px; border: 1px solid var(--border); border-radius: 999px; }
.topbar .balance b { color: var(--ink); }
.topbar .avatar { width: 32px; height: 32px; border-radius: 50%; background: var(--grad-strong); display: grid; place-items: center; font-size: 12px; font-weight: 600; color: #fff; }

.main { padding: 32px 40px 60px; max-width: 1280px; margin: 0 auto; width: 100%; }

/* Editorial header used across pages */
.page-head { padding-bottom: 28px; border-bottom: 1px solid var(--border); margin-bottom: 32px; }
.page-head .eyebrow { font-family: var(--mono); font-size: 10.5px; letter-spacing: 2.5px; text-transform: uppercase; color: var(--purple); margin-bottom: 18px; }
.page-head h1 { font-size: 44px; }
.page-head .lede { color: var(--ink-2); font-size: 15px; line-height: 1.6; max-width: 640px; margin-top: 14px; }

/* Cards */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 22px; }
.card .card-title { font-family: var(--serif); font-size: 20px; font-style: italic; margin-bottom: 14px; }
.card .card-eyebrow { font-family: var(--mono); font-size: 10px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--dim); margin-bottom: 6px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; font-size: 13px; font-family: var(--sans); font-weight: 500; border: none; border-radius: 8px; cursor: pointer; transition: filter 0.15s, transform 0.1s; line-height: 1; }
.btn:active { transform: translateY(1px); }
.btn-primary { color: #fff; background: var(--grad-strong); box-shadow: 0 4px 16px rgba(124,58,237,0.25); }
.btn-primary:hover { filter: brightness(1.1); }
.btn-secondary { color: var(--ink); background: transparent; border: 1px solid var(--border); }
.btn-secondary:hover { border-color: var(--purple); color: var(--purple); }
.btn-ghost { color: var(--ink-2); background: transparent; }
.btn-ghost:hover { color: var(--purple); }
.btn-destructive { color: #fff; background: linear-gradient(90deg, #dc2626, #b91c1c); }
.btn-destructive:hover { filter: brightness(1.1); }
.btn-icon { padding: 8px; width: 32px; height: 32px; justify-content: center; }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-lg { padding: 12px 22px; font-size: 14px; }
.btn-block { display: flex; width: 100%; justify-content: center; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* Inputs */
.field { display: flex; flex-direction: column; gap: 6px; }
.label { font-size: 12px; color: var(--ink-2); font-weight: 500; }
.label .req { color: var(--purple); margin-left: 2px; }
.input, .select, .textarea {
  background: var(--surface-2); border: 1px solid var(--border); color: var(--ink);
  padding: 10px 12px; border-radius: 8px; font-size: 13.5px; font-family: var(--sans); width: 100%;
  outline: none; transition: border-color 0.15s, box-shadow 0.15s;
}
.input:focus, .select:focus, .textarea:focus { border-color: var(--purple); box-shadow: 0 0 0 3px rgba(124,58,237,0.18); }
.input.error, .select.error, .textarea.error { border-color: var(--bad); }
.help { font-size: 11.5px; color: var(--dim); }
.help.error { color: var(--bad); }
.input-group { position: relative; display: flex; align-items: center; }
.input-group .input { padding-left: 36px; }
.input-group .ico { position: absolute; left: 12px; color: var(--dim); pointer-events: none; }

/* Checkbox / Radio / Toggle */
.check, .radio { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; user-select: none; font-size: 13px; }
.check input, .radio input { display: none; }
.check .box { width: 16px; height: 16px; border: 1.5px solid var(--border); border-radius: 4px; display: grid; place-items: center; transition: all 0.15s; }
.check input:checked + .box { background: var(--grad-strong); border-color: transparent; }
.check input:checked + .box::after { content: ''; width: 8px; height: 4px; border-left: 2px solid #fff; border-bottom: 2px solid #fff; transform: rotate(-45deg) translate(1px, -1px); }
.radio .dot { width: 16px; height: 16px; border: 1.5px solid var(--border); border-radius: 50%; display: grid; place-items: center; }
.radio input:checked + .dot { border-color: var(--purple); }
.radio input:checked + .dot::after { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--grad-strong); }
.toggle { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; }
.toggle input { display: none; }
.toggle .track { width: 36px; height: 20px; background: var(--surface-2); border-radius: 999px; padding: 2px; transition: background 0.2s; border: 1px solid var(--border); }
.toggle .knob { width: 14px; height: 14px; background: var(--ink-2); border-radius: 50%; transition: transform 0.2s, background 0.2s; }
.toggle input:checked + .track { background: var(--grad-strong); border-color: transparent; }
.toggle input:checked + .track .knob { transform: translateX(16px); background: #fff; }

/* Badges */
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 3px 9px; font-size: 11px; font-family: var(--mono); letter-spacing: 0.5px; border-radius: 999px; border: 1px solid; line-height: 1; }
.badge.success { color: var(--good); border-color: rgba(74,222,128,0.4); background: rgba(74,222,128,0.1); }
.badge.warn { color: var(--warn); border-color: rgba(251,191,36,0.4); background: rgba(251,191,36,0.1); }
.badge.bad { color: var(--bad); border-color: rgba(248,113,113,0.4); background: rgba(248,113,113,0.1); }
.badge.info { color: var(--info); border-color: rgba(96,165,250,0.4); background: rgba(96,165,250,0.1); }
.badge.brand { color: var(--purple); border-color: rgba(167,139,250,0.4); background: rgba(167,139,250,0.1); }
.badge.neutral { color: var(--dim); border-color: var(--border); background: transparent; }
.badge .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* Progress */
.progress { width: 100%; height: 6px; background: var(--surface-2); border-radius: 3px; overflow: hidden; }
.progress > .fill { height: 100%; background: var(--grad-strong); border-radius: 3px; transition: width 0.3s; }
.progress.thick { height: 10px; }
.progress.thin { height: 3px; }
.progress.success > .fill { background: var(--good); }
.progress.warn > .fill { background: var(--warn); }
.progress.bad > .fill { background: var(--bad); }

/* Tables */
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th { text-align: left; font-family: var(--mono); font-size: 10.5px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--dim); font-weight: 500; padding: 12px 14px; border-bottom: 1px solid var(--border); }
.table td { padding: 14px; border-bottom: 1px solid var(--border-soft); color: var(--ink-2); }
.table tr:hover td { background: rgba(124,58,237,0.04); }
.table .num { font-family: var(--mono); color: var(--ink); }

/* Tabs */
.tabs { display: flex; gap: 0; border-bottom: 1px solid var(--border); }
.tabs .tab { padding: 10px 18px; font-size: 13px; color: var(--dim); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tabs .tab:hover { color: var(--ink); }
.tabs .tab.active { color: var(--ink); border-bottom-color: var(--purple); }
.segmented { display: inline-flex; padding: 3px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px; }
.segmented .seg { padding: 6px 14px; font-size: 12px; color: var(--dim); cursor: pointer; border-radius: 6px; }
.segmented .seg.active { background: var(--grad-strong); color: #fff; }

/* Alerts / callouts */
.alert { display: flex; gap: 12px; padding: 14px 16px; border-radius: 10px; border: 1px solid; }
.alert.info { background: rgba(96,165,250,0.06); border-color: rgba(96,165,250,0.3); color: var(--info); }
.alert.success { background: rgba(74,222,128,0.06); border-color: rgba(74,222,128,0.3); color: var(--good); }
.alert.warn { background: rgba(251,191,36,0.06); border-color: rgba(251,191,36,0.3); color: var(--warn); }
.alert.bad { background: rgba(248,113,113,0.06); border-color: rgba(248,113,113,0.3); color: var(--bad); }
.alert .body { color: var(--ink-2); }
.alert h5 { font-family: var(--sans); font-weight: 600; font-size: 13.5px; margin: 0 0 4px; color: currentColor; }
.alert p { margin: 0; font-size: 12.5px; }

/* Modal/dialog */
.scrim { position: fixed; inset: 0; background: rgba(5,7,12,0.7); backdrop-filter: blur(4px); display: grid; place-items: center; z-index: 100; }
.modal { background: var(--bg2); border: 1px solid var(--border); border-radius: 14px; max-width: 480px; width: 92%; padding: 28px; box-shadow: 0 30px 80px rgba(0,0,0,0.6); }
.modal h3 { font-family: var(--serif); font-size: 24px; font-style: italic; margin-bottom: 8px; }

/* Toast */
.toast { display: flex; gap: 10px; padding: 12px 14px; background: var(--bg2); border: 1px solid var(--border); border-radius: 10px; box-shadow: 0 8px 24px rgba(0,0,0,0.4); font-size: 13px; }
.toast .indicator { width: 4px; align-self: stretch; border-radius: 2px; background: var(--purple); }
.toast.success .indicator { background: var(--good); }
.toast.bad .indicator { background: var(--bad); }

/* Tooltip */
.tip { display: inline-flex; padding: 4px 8px; background: var(--ink); color: var(--bg); border-radius: 4px; font-size: 11px; font-family: var(--mono); }

/* Code/terminal */
.code { background: rgba(0,0,0,0.4); border: 1px solid var(--border); border-radius: 8px; padding: 14px; font-family: var(--mono); font-size: 12px; color: var(--ink-2); overflow-x: auto; }
.code .k { color: var(--purple); }
.code .s { color: var(--good); }
.code .c { color: var(--faint); font-style: italic; }
.terminal { background: #060812; border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.terminal .head { display: flex; align-items: center; gap: 6px; padding: 8px 12px; background: rgba(255,255,255,0.03); border-bottom: 1px solid var(--border); }
.terminal .head .ttl { font-family: var(--mono); font-size: 11px; color: var(--dim); margin-left: 8px; }
.terminal .head .dot { width: 10px; height: 10px; border-radius: 50%; }
.terminal pre { margin: 0; padding: 14px; font-family: var(--mono); font-size: 12px; color: var(--good); overflow-x: auto; }

/* Avatars */
.avatar { width: 32px; height: 32px; border-radius: 50%; background: var(--grad-strong); display: grid; place-items: center; color: #fff; font-size: 12px; font-weight: 600; }
.avatar.lg { width: 56px; height: 56px; font-size: 18px; }
.avatar.sm { width: 24px; height: 24px; font-size: 10px; }

/* Empty state */
.empty { text-align: center; padding: 40px 20px; }
.empty .ico { width: 56px; height: 56px; border-radius: 14px; background: var(--surface-2); display: grid; place-items: center; margin: 0 auto 16px; color: var(--purple); }
.empty h4 { font-family: var(--serif); font-size: 22px; font-style: italic; margin-bottom: 6px; }
.empty p { color: var(--dim); margin: 0 0 16px; }

/* Skeleton */
.skel { background: linear-gradient(90deg, var(--surface-2), rgba(124,58,237,0.06), var(--surface-2)); background-size: 200% 100%; border-radius: 6px; animation: skel 1.4s infinite; }
@keyframes skel { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* Utility */
.row { display: flex; gap: 10px; align-items: center; }
.col { display: flex; flex-direction: column; gap: 10px; }
.between { justify-content: space-between; }
.center { justify-content: center; align-items: center; }
.gap-2 { gap: 8px; } .gap-3 { gap: 12px; } .gap-4 { gap: 16px; } .gap-6 { gap: 24px; } .gap-8 { gap: 32px; }
.mt-2 { margin-top: 8px; } .mt-4 { margin-top: 16px; } .mt-6 { margin-top: 24px; } .mt-8 { margin-top: 32px; }
.mb-2 { margin-bottom: 8px; } .mb-4 { margin-bottom: 16px; } .mb-6 { margin-bottom: 24px; } .mb-8 { margin-bottom: 32px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.mono { font-family: var(--mono); }
.serif { font-family: var(--serif); }
.dim { color: var(--dim); }
.muted { color: var(--ink-2); }
.eyebrow { font-family: var(--mono); font-size: 10.5px; letter-spacing: 1.6px; text-transform: uppercase; color: var(--dim); }
.divider { height: 1px; background: var(--border); border: none; margin: 24px 0; }

/* Auth pages */
.auth-shell { min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr; }
.auth-side { padding: 48px; display: flex; flex-direction: column; justify-content: space-between; background: linear-gradient(135deg, rgba(124,58,237,0.15), rgba(79,70,229,0.06) 50%, transparent); border-right: 1px solid var(--border); position: relative; overflow: hidden; }
.auth-side::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 80% 20%, rgba(124,58,237,0.25), transparent 60%); pointer-events: none; }
.auth-form { padding: 48px; display: flex; flex-direction: column; justify-content: center; max-width: 480px; margin: 0 auto; width: 100%; }
.auth-form h1 { font-size: 40px; margin-bottom: 8px; }
.auth-form .sub { color: var(--dim); margin-bottom: 28px; }