/*
 * Design tokens.  Swap these values to re-skin the whole app.
 * Colors picked in a lenga-inspired warm palette; verify against the
 * real lenga.co.tz once we can extract exact tokens.
 */
:root {
  --color-primary: #F58220;
  --color-primary-dark: #C0620E;
  --color-primary-tint: #FEE7CE;
  --color-accent: #0E1A2B;
  --color-surface: #FFFAF3;
  --color-card: #FFFFFF;
  --color-border: #EFE7DA;
  --color-text: #16213A;
  --color-text-muted: #6B7280;
  --color-success: #10B981;
  --color-danger: #DC2626;
  --color-warning: #F59E0B;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-sm: 0 1px 2px rgba(14, 26, 43, 0.05);
  --shadow-md: 0 4px 12px rgba(14, 26, 43, 0.08);
  --shadow-lg: 0 12px 32px rgba(14, 26, 43, 0.12);

  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-heading: "Plus Jakarta Sans", "Inter", sans-serif;

  --nav-height: 64px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--color-surface); color: var(--color-text); font-family: var(--font-body); -webkit-font-smoothing: antialiased; }
h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--color-accent); letter-spacing: -0.01em; }
a { color: var(--color-primary-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- Layout ---- */
.container { max-width: 1120px; margin: 0 auto; padding: 24px 16px 96px; }
.container-narrow { max-width: 480px; margin: 0 auto; padding: 24px 16px; }

/* ---- Top nav ---- */
.topnav { position: sticky; top: 0; z-index: 20; background: var(--color-card); border-bottom: 1px solid var(--color-border); height: var(--nav-height); display: flex; align-items: center; padding: 0 16px; box-shadow: var(--shadow-sm); }
.topnav .brand { font-family: var(--font-heading); font-weight: 800; color: var(--color-primary); font-size: 20px; }
.topnav .spacer { flex: 1; }
.topnav .user-pill { background: var(--color-primary-tint); color: var(--color-primary-dark); padding: 6px 12px; border-radius: 999px; font-size: 14px; font-weight: 600; }

/* ---- Bottom nav (mobile) ---- */
.bottomnav { position: fixed; bottom: 0; left: 0; right: 0; background: var(--color-card); border-top: 1px solid var(--color-border); display: flex; justify-content: space-around; padding: 6px 0 max(6px, env(safe-area-inset-bottom)); z-index: 20; }
.bottomnav a { color: var(--color-text-muted); font-size: 12px; display: flex; flex-direction: column; align-items: center; padding: 6px 12px; text-decoration: none; }
.bottomnav a.active { color: var(--color-primary); }
.bottomnav svg { width: 22px; height: 22px; margin-bottom: 2px; }

/* ---- Cards ---- */
.card { background: var(--color-card); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: 20px; margin-bottom: 16px; }
.card h2 { margin: 0 0 8px; font-size: 18px; }
.card h3 { margin: 0 0 4px; font-size: 16px; }
.stack > * + * { margin-top: 12px; }
.row { display: flex; align-items: center; gap: 12px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
@media (min-width: 720px) { .grid-2 { grid-template-columns: repeat(4, 1fr); } }

/* ---- Metric tile ---- */
.metric { background: linear-gradient(160deg, var(--color-card), var(--color-primary-tint)); border-radius: var(--radius-lg); padding: 16px; }
.metric .label { font-size: 12px; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.metric .value { font-family: var(--font-heading); font-size: 22px; font-weight: 800; color: var(--color-accent); margin-top: 4px; }

/* ---- Forms ---- */
label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; color: var(--color-accent); }
.input, input[type="text"], input[type="tel"], input[type="password"], input[type="number"], input[type="email"], select, textarea {
  width: 100%; padding: 14px 14px; font-size: 16px; border-radius: var(--radius-md); border: 1.5px solid var(--color-border); background: var(--color-card); color: var(--color-text); font-family: inherit;
}
.input:focus, input:focus, select:focus, textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-tint); }
.help { font-size: 13px; color: var(--color-text-muted); margin-top: 6px; }
.errors { color: var(--color-danger); font-size: 13px; margin-top: 6px; }

/* ---- Buttons ---- */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 14px 20px; font-size: 16px; font-weight: 600; border-radius: var(--radius-md); border: 0; cursor: pointer; font-family: inherit; transition: transform 0.06s ease, box-shadow 0.12s ease, background 0.12s ease; }
.btn-primary { background: var(--color-primary); color: white; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-primary:active { transform: translateY(1px); }
.btn-secondary { background: var(--color-card); color: var(--color-accent); border: 1.5px solid var(--color-border); }
.btn-block { width: 100%; }

/* ---- Pills / badges ---- */
.pill { display: inline-block; padding: 4px 10px; border-radius: 999px; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; }
.pill-chair { background: #FEF3C7; color: #92400E; }
.pill-secretary { background: #DBEAFE; color: #1E40AF; }
.pill-accountant { background: #D1FAE5; color: #065F46; }
.pill-member { background: #E5E7EB; color: #374151; }

/* ---- Messages ---- */
.messages { list-style: none; padding: 0; margin: 0 0 16px; }
.messages li { padding: 12px 14px; border-radius: var(--radius-md); background: var(--color-primary-tint); color: var(--color-primary-dark); margin-bottom: 8px; }
.messages li.error { background: #FEE2E2; color: var(--color-danger); }
.messages li.success { background: #D1FAE5; color: #065F46; }

/* ---- Utility ---- */
.mt-0 { margin-top: 0; } .mt-1 { margin-top: 8px; } .mt-2 { margin-top: 16px; } .mt-3 { margin-top: 24px; } .mt-4 { margin-top: 32px; }
.text-muted { color: var(--color-text-muted); }
.text-center { text-align: center; }
.h-hero { font-family: var(--font-heading); font-size: 32px; font-weight: 800; letter-spacing: -0.02em; margin: 0 0 8px; }
@media (min-width: 720px) { .h-hero { font-size: 44px; } }