/* =========================================================
   EDISLAB DESIGN SYSTEM v1.1
   Industrial Dark (EMS / Ops SaaS)
   ========================================================= */

/* ========== DESIGN TOKENS ========== */

:root {
  /* Core palette (industrial, low-saturation) */
  --color-bg-0: #0a0f16;
  --color-bg-1: #0c121b;
  --color-bg-2: #0f1724;

  --color-surface-1: #101a28;
  --color-surface-2: #121f31;
  --color-surface-3: #15243a;

  --color-border: rgba(255,255,255,.10);
  --color-border-strong: rgba(255,255,255,.16);

  --color-text: rgba(255,255,255,.92);
  --color-text-muted: rgba(255,255,255,.70);
  --color-text-subtle: rgba(255,255,255,.52);

  /* Brand + status */
  --color-primary: #4f8cff;          /* calmer blue */
  --color-primary-strong: #2f6dff;
  --color-success: #21c7a8;
  --color-warning: #f0b429;
  --color-danger: #ff5a6a;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;

  /* Radius (more “industrial”) */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;

  /* Shadows (subtle, not glowy) */
  --shadow-sm: 0 2px 10px rgba(0,0,0,.25);
  --shadow-md: 0 10px 30px rgba(0,0,0,.35);
  --shadow-lg: 0 18px 60px rgba(0,0,0,.45);

  /* Focus */
  --focus-ring: 0 0 0 4px rgba(79,140,255,.22);

  /* Type scale */
  --font-size-h1: 20px;
  --font-size-h2: 14px;
  --font-size-body: 14px;
  --font-size-small: 12.5px;

  --line-body: 1.45;
}

/* ========== RESET ========== */

* { box-sizing: border-box; }
html, body { height: 100%; }

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  color: var(--color-text);
  background:
    radial-gradient(1200px 700px at 15% 0%, rgba(79,140,255,.10), transparent 55%),
    radial-gradient(900px 600px at 90% 20%, rgba(33,199,168,.06), transparent 55%),
    linear-gradient(180deg, var(--color-bg-0) 0%, var(--color-bg-1) 45%, var(--color-bg-2) 100%);
}

a { color: inherit; }

::selection {
  background: rgba(79,140,255,.35);
}

:focus-visible {
  outline: none;
}

/* ========== LAYOUT ========== */

.page {
  max-width: 920px;
  margin: 0 auto;
  padding: var(--space-6) var(--space-4) var(--space-7);
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}

.logo {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background:
    linear-gradient(135deg, rgba(79,140,255,.95), rgba(33,199,168,.70));
  border: 1px solid rgba(255,255,255,.14);
  box-shadow: var(--shadow-sm);
  flex: 0 0 auto;
}

/* ========== TYPOGRAPHY ========== */

h1 {
  font-size: var(--font-size-h1);
  line-height: 1.2;
  margin: 0;
  letter-spacing: .2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

h2 {
  margin: 0;
  font-size: var(--font-size-h2);
  color: rgba(255,255,255,.88);
  letter-spacing: .3px;
  text-transform: uppercase;
}

.subtitle {
  font-size: var(--font-size-small);
  color: var(--color-text-muted);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.hint {
  margin-top: var(--space-2);
  color: var(--color-text-subtle);
  font-size: var(--font-size-small);
  line-height: var(--line-body);
}

/* ========== CARDS ========== */

.card {
  background: linear-gradient(180deg, rgba(16,26,40,.92) 0%, rgba(16,26,40,.78) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-5);
  margin-bottom: var(--space-4);
}

.cardHeader {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-3);
  padding-bottom: var(--space-3);
  margin-bottom: var(--space-4);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

/* ========== FORM ========== */

label {
  display: block;
  font-size: var(--font-size-small);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

input {
  width: 100%;
  padding: 12px 12px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(4,8,14,.55);
  color: var(--color-text);
  outline: none;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.05);
  transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
}

input::placeholder { color: rgba(255,255,255,.35); }

input:focus {
  border-color: rgba(79,140,255,.55);
  box-shadow: var(--focus-ring);
  background: rgba(4,8,14,.72);
}

.row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-3);
  align-items: end;
}

/* ========== BUTTONS ========== */

.btn {
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.06);
  color: var(--color-text);
  padding: 11px 14px;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 650;
  font-size: 14px;
  letter-spacing: .2px;
  transition: transform .05s ease, background .15s ease, border-color .15s ease, box-shadow .15s ease;
  user-select: none;
  white-space: nowrap;
}

.btn:hover {
  background: rgba(255,255,255,.09);
  border-color: rgba(255,255,255,.22);
}

.btn:active { transform: translateY(1px); }

.btn:focus-visible {
  box-shadow: var(--focus-ring);
}

.btnPrimary {
  background: linear-gradient(135deg, rgba(79,140,255,.95), rgba(47,109,255,.95));
  border-color: rgba(79,140,255,.35);
  box-shadow: 0 10px 22px rgba(47,109,255,.18);
}

.btnPrimary:hover {
  border-color: rgba(79,140,255,.55);
  filter: brightness(1.05);
}

.btnDanger {
  background: rgba(255,90,106,.10);
  border-color: rgba(255,90,106,.22);
}

.btnDanger:hover {
  background: rgba(255,90,106,.14);
  border-color: rgba(255,90,106,.35);
}

/* ========== BADGES ========== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
  font-size: 12.5px;
  color: var(--color-text-muted);
  line-height: 1;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-warning);
  box-shadow: 0 0 0 3px rgba(240,180,41,.14);
}

.badge.ok .dot {
  background: var(--color-success);
  box-shadow: 0 0 0 3px rgba(33,199,168,.14);
}

.badge.bad .dot {
  background: var(--color-danger);
  box-shadow: 0 0 0 3px rgba(255,90,106,.14);
}

/* ========== OUTPUT / CONSOLE ========== */

pre {
  margin-top: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: rgba(4,8,14,.60);
  border: 1px solid rgba(255,255,255,.10);
  white-space: pre-wrap;
  word-break: break-word;
  min-height: 52px;
  font-size: 12.5px;
  line-height: 1.45;
  color: rgba(255,255,255,.86);
}

/* ========== RESPONSIVE ========== */

@media (max-width: 640px) {
  .row { grid-template-columns: 1fr; }
  .topbar { flex-wrap: wrap; align-items: flex-start; }
}