/* Shared visual theme -- extracted from the mockup (../../mockup/index.html)
   so login.html and dashboard.html (and every future page) draw from one
   source instead of copy-pasting the palette. */
:root {
  --bg-0: #070a14;
  --bg-1: #0c1220;
  --panel: rgba(28, 40, 64, 0.55);
  --panel-border: rgba(96, 165, 250, 0.16);
  --blue: #3b82f6;
  --blue-soft: #93c5fd;
  --blue-deep: #1d4ed8;
  --accent-2: #22d3ee;
  --text: #f2f5fb;
  --dim: #8b98b8;
  --danger: #f87171;
  --font-head: "Space Grotesk", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background:
    radial-gradient(1100px 700px at 15% -10%, rgba(59,130,246,0.16), transparent 60%),
    radial-gradient(900px 600px at 100% 0%, rgba(34,211,238,0.10), transparent 55%),
    var(--bg-0);
  color: var(--text);
  font-family: var(--font-body);
  min-height: 100vh;
}
a { color: inherit; }

.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark {
  width: 30px; height: 30px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--blue), var(--accent-2));
  box-shadow: 0 0 16px rgba(59,130,246,0.5);
  flex-shrink: 0;
}
.brand-word { font-family: var(--font-head); font-weight: 700; font-size: 16px; letter-spacing: 0.04em; }
.brand-word span { color: var(--blue-soft); }

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 16px;
}

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.field label { font-size: 12.5px; color: var(--dim); font-weight: 600; }
.field input {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--panel-border);
  border-radius: 10px;
  padding: 11px 13px;
  color: var(--text);
  font-size: 14px;
  font-family: var(--font-body);
  outline: none;
}
.field input:focus { border-color: var(--blue); }

.btn-solid {
  background: linear-gradient(135deg, var(--blue), var(--blue-deep));
  color: #fff;
  border: none;
  padding: 11px 16px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 700;
  font-family: var(--font-body);
  cursor: pointer;
  width: 100%;
}
.btn-solid:disabled { opacity: 0.6; cursor: default; }
.btn-solid:hover:not(:disabled) { filter: brightness(1.08); }

.error-text { color: var(--danger); font-size: 12.5px; min-height: 16px; margin-top: -4px; margin-bottom: 12px; }