/* =====================================================================
   MailForge — Theme
   Professional SaaS look. Gold accent used sparingly. Bootstrap 5 base.
   ===================================================================== */

:root,
[data-theme="light"] {
  --mf-bg: #f6f7f9;
  --mf-surface: #ffffff;
  --mf-surface-alt: #fbfaf7;
  --mf-border: #e6e4de;
  --mf-text: #23262b;
  --mf-text-muted: #6b7076;
  --mf-accent: #c9a227;
  --mf-accent-hover: #b8901f;
  --mf-accent-soft: #f6ecc9;
  --mf-accent-contrast: #2a2205;
  --mf-success: #1f8a4c;
  --mf-danger: #c0392b;
  --mf-warning: #b8860b;
  --mf-info: #2f6fa8;
  --mf-shadow: 0 1px 2px rgba(20, 20, 20, 0.04), 0 4px 16px rgba(20, 20, 20, 0.04);
  --mf-radius: 10px;
  --mf-sidebar-bg: #ffffff;
  --mf-sidebar-active: #f6ecc9;
}

[data-theme="dark"] {
  --mf-bg: #17181b;
  --mf-surface: #1f2124;
  --mf-surface-alt: #232529;
  --mf-border: #2f3237;
  --mf-text: #eceef0;
  --mf-text-muted: #9a9ea4;
  --mf-accent: #d4af37;
  --mf-accent-hover: #e0bd4d;
  --mf-accent-soft: #3a331a;
  --mf-accent-contrast: #201a05;
  --mf-success: #35a970;
  --mf-danger: #e0665a;
  --mf-warning: #d4af37;
  --mf-info: #5c9bd6;
  --mf-shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 4px 16px rgba(0, 0, 0, 0.25);
  --mf-radius: 10px;
  --mf-sidebar-bg: #1b1c1f;
  --mf-sidebar-active: #3a331a;
}

* { box-sizing: border-box; }

body {
  background: var(--mf-bg);
  color: var(--mf-text);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 14.5px;
  transition: background-color .15s ease, color .15s ease;
}

a { color: var(--mf-accent-hover); text-decoration: none; }
a:hover { color: var(--mf-accent); text-decoration: underline; }

/* ---------- Layout shell ---------- */

.mf-app { display: flex; min-height: 100vh; }

.mf-sidebar {
  width: 250px;
  flex-shrink: 0;
  background: var(--mf-sidebar-bg);
  border-right: 1px solid var(--mf-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; bottom: 0; left: 0;
  z-index: 1030;
  transition: transform .2s ease;
}

.mf-sidebar-brand {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: 1.15rem 1.25rem;
  border-bottom: 1px solid var(--mf-border);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: .2px;
}

.mf-sidebar-brand .mf-logo-dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--mf-accent);
  flex-shrink: 0;
}

.mf-nav { padding: .75rem .6rem; overflow-y: auto; flex: 1; }
.mf-nav-section-label {
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--mf-text-muted);
  padding: 1rem .6rem .35rem;
}

.mf-nav-link {
  display: flex;
  align-items: center;
  gap: .65rem;
  padding: .55rem .7rem;
  border-radius: 8px;
  color: var(--mf-text);
  font-size: .89rem;
  font-weight: 500;
  margin-bottom: 2px;
}
.mf-nav-link i { width: 18px; text-align: center; color: var(--mf-text-muted); font-size: .85rem; }
.mf-nav-link:hover { background: var(--mf-surface-alt); text-decoration: none; color: var(--mf-text); }
.mf-nav-link.active { background: var(--mf-sidebar-active); color: var(--mf-accent-contrast); font-weight: 600; }
.mf-nav-link.active i { color: var(--mf-accent-hover); }

.mf-sidebar-footer {
  border-top: 1px solid var(--mf-border);
  padding: .85rem 1rem;
  font-size: .8rem;
  color: var(--mf-text-muted);
}

.mf-main { margin-left: 250px; flex: 1; min-width: 0; display: flex; flex-direction: column; }

.mf-topbar {
  height: 60px;
  background: var(--mf-surface);
  border-bottom: 1px solid var(--mf-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.25rem;
  position: sticky;
  top: 0;
  z-index: 1020;
}

.mf-content { padding: 1.5rem; flex: 1; }

.mf-sidebar-toggle { display: none; background: none; border: none; font-size: 1.2rem; color: var(--mf-text); }

/* ---------- Cards ---------- */

.mf-card {
  background: var(--mf-surface);
  border: 1px solid var(--mf-border);
  border-radius: var(--mf-radius);
  box-shadow: var(--mf-shadow);
}
.mf-card-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--mf-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.mf-card-header h2, .mf-card-header h3 { font-size: 1rem; font-weight: 600; margin: 0; }
.mf-card-body { padding: 1.25rem; }

.mf-stat-card {
  background: var(--mf-surface);
  border: 1px solid var(--mf-border);
  border-radius: var(--mf-radius);
  padding: 1.1rem 1.25rem;
  box-shadow: var(--mf-shadow);
}
.mf-stat-label { font-size: .78rem; color: var(--mf-text-muted); text-transform: uppercase; letter-spacing: .05em; }
.mf-stat-value { font-size: 1.7rem; font-weight: 700; margin-top: .2rem; }
.mf-stat-icon {
  width: 38px; height: 38px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  background: var(--mf-accent-soft); color: var(--mf-accent-hover);
  font-size: .95rem;
}

/* ---------- Buttons ---------- */

.btn-mf-primary {
  background: var(--mf-accent);
  border-color: var(--mf-accent);
  color: var(--mf-accent-contrast);
  font-weight: 600;
}
.btn-mf-primary:hover, .btn-mf-primary:focus {
  background: var(--mf-accent-hover);
  border-color: var(--mf-accent-hover);
  color: var(--mf-accent-contrast);
}
.btn-mf-outline {
  background: transparent;
  border: 1px solid var(--mf-border);
  color: var(--mf-text);
}
.btn-mf-outline:hover { background: var(--mf-surface-alt); color: var(--mf-text); }

/* ---------- Badges ---------- */

.badge-mf-gold { background: var(--mf-accent-soft); color: var(--mf-accent-contrast); font-weight: 600; }
.badge-mf-success { background: rgba(31,138,76,.12); color: var(--mf-success); font-weight: 600; }
.badge-mf-danger { background: rgba(192,57,43,.12); color: var(--mf-danger); font-weight: 600; }
.badge-mf-muted { background: var(--mf-surface-alt); color: var(--mf-text-muted); font-weight: 600; border: 1px solid var(--mf-border); }

/* ---------- Forms ---------- */

.form-control, .form-select {
  background: var(--mf-surface);
  border: 1px solid var(--mf-border);
  color: var(--mf-text);
}
.form-control:focus, .form-select:focus {
  background: var(--mf-surface);
  color: var(--mf-text);
  border-color: var(--mf-accent);
  box-shadow: 0 0 0 .2rem rgba(201, 162, 39, .15);
}
label.form-label { font-size: .85rem; font-weight: 600; color: var(--mf-text); }

/* ---------- Tables ---------- */

.table { color: var(--mf-text); }
.table > :not(caption) > * > * { border-bottom-color: var(--mf-border); background: transparent; }
.mf-table thead th {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--mf-text-muted);
  border-bottom: 1px solid var(--mf-border);
  font-weight: 600;
}

/* ---------- Login page ---------- */

.mf-login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--mf-bg);
  padding: 1rem;
}
.mf-login-card {
  width: 100%;
  max-width: 380px;
  background: var(--mf-surface);
  border: 1px solid var(--mf-border);
  border-radius: 14px;
  box-shadow: var(--mf-shadow);
  padding: 2.25rem 2rem;
}
.mf-login-logo {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--mf-accent-soft);
  color: var(--mf-accent-hover);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; margin: 0 auto 1rem;
}

/* ---------- Theme toggle ---------- */

.mf-theme-toggle {
  border: 1px solid var(--mf-border);
  background: var(--mf-surface);
  color: var(--mf-text);
  width: 34px; height: 34px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
}
.mf-theme-toggle:hover { background: var(--mf-surface-alt); }

/* ---------- Utility ---------- */

.mf-text-muted { color: var(--mf-text-muted); }
.mf-empty-state { text-align: center; padding: 3rem 1rem; color: var(--mf-text-muted); }
.mf-empty-state i { font-size: 2.2rem; color: var(--mf-border); margin-bottom: .75rem; display: block; }

/* ---------- Responsive ---------- */

@media (max-width: 991.98px) {
  .mf-sidebar { transform: translateX(-100%); }
  .mf-sidebar.show { transform: translateX(0); }
  .mf-main { margin-left: 0; }
  .mf-sidebar-toggle { display: inline-flex; }
  .mf-overlay {
    display: none;
    position: fixed; inset: 0; background: rgba(0,0,0,.35); z-index: 1025;
  }
  .mf-overlay.show { display: block; }
}