/* ============================================================
   Mythos UI framework — όλα μέσω CSS variables (βλ. /theme.css)
   ============================================================ */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; }
body {
  font-family: var(--m-font);
  font-size: var(--m-font-size);
  background: var(--m-bg);
  color: var(--m-text);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--m-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { font-weight: 650; letter-spacing: -.01em; }

/* ---------- Shell: sidebar + main ---------- */
.m-shell { display: flex; min-height: 100vh; }
.m-sidebar {
  width: 248px; flex-shrink: 0; background: var(--m-sidebar-bg); color: var(--m-sidebar-text);
  display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.m-brand {
  display: flex; align-items: center; gap: 10px; padding: 18px 18px 14px;
  font-size: 17px; font-weight: 700; color: #fff; letter-spacing: -.02em;
}
.m-brand .logo {
  width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--m-primary), var(--m-accent));
  color: #fff; font-size: 15px; font-weight: 800;
}
.m-nav { flex: 1; padding: 6px 10px 20px; }
.m-nav .group { margin: 14px 8px 6px; font-size: 10.5px; text-transform: uppercase; letter-spacing: .12em; opacity: .55; }
.m-nav a {
  display: flex; align-items: center; gap: 10px; padding: 8px 12px; margin: 2px 0;
  border-radius: calc(var(--m-radius) * .7); color: var(--m-sidebar-text); font-weight: 500;
}
.m-nav a:hover { background: rgba(255,255,255,.07); text-decoration: none; color: #fff; }
.m-nav a.active { background: var(--m-primary); color: #fff; }
.m-nav a .ico { width: 20px; text-align: center; opacity: .9; }
.m-nav .sub { margin-left: 18px; }
.m-sidebar .foot { padding: 12px 16px; font-size: 11px; opacity: .5; }

.m-main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.m-topbar {
  display: flex; align-items: center; gap: 14px; padding: 12px 24px;
  background: var(--m-surface); border-bottom: 1px solid var(--m-border);
  position: sticky; top: 0; z-index: 50;
}
.m-topbar .title { font-size: 16px; font-weight: 650; flex: 1; }
.m-userchip { display: flex; align-items: center; gap: 9px; font-size: 13px; color: var(--m-muted); }
.m-userchip .avatar {
  width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center;
  background: var(--m-primary-soft); color: var(--m-primary); font-weight: 700; font-size: 12px;
}
.m-content { padding: 24px; flex: 1; }

/* ---------- Cards ---------- */
.m-card {
  background: var(--m-surface); border: 1px solid var(--m-border);
  border-radius: var(--m-radius); box-shadow: var(--m-shadow); padding: 18px;
}
.m-card + .m-card { margin-top: 16px; }
.m-card .card-title { font-size: 14px; font-weight: 650; margin: 0 0 12px; }
.m-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.m-grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.m-grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 900px) { .m-grid2, .m-grid3, .m-grid4 { grid-template-columns: 1fr; } .m-sidebar { display:none; } }

.m-stat { display: flex; flex-direction: column; gap: 4px; }
.m-stat .num { font-size: 26px; font-weight: 750; color: var(--m-primary); }
.m-stat .lbl { font-size: 12px; color: var(--m-muted); }

/* ---------- Buttons ---------- */
.m-btn {
  display: inline-flex; align-items: center; gap: 7px; padding: var(--m-pad);
  border-radius: calc(var(--m-radius) * .7); border: 1px solid var(--m-border);
  background: var(--m-surface); color: var(--m-text); font-family: inherit; font-size: inherit;
  font-weight: 550; cursor: pointer; transition: filter .12s, transform .05s;
  text-decoration: none !important;
}
.m-btn:hover { filter: brightness(.96); }
.m-btn:active { transform: translateY(1px); }
.m-btn.primary { background: var(--m-primary); border-color: var(--m-primary); color: #fff; }
.m-btn.danger { background: #dc2626; border-color: #dc2626; color: #fff; }
.m-btn.ghost { background: transparent; border-color: transparent; color: var(--m-primary); }
.m-btn.sm { padding: 4px 9px; font-size: 12px; }
.m-btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---------- Forms ---------- */
.m-field { margin-bottom: 14px; }
.m-field > label { display: block; font-size: 12.5px; font-weight: 600; margin-bottom: 5px; color: var(--m-text); }
.m-field .req { color: #dc2626; }
.m-field .help { font-size: 11.5px; color: var(--m-muted); margin-top: 4px; }
.m-field .err { font-size: 12px; color: #dc2626; margin-top: 4px; }
.m-input, .m-select, .m-textarea {
  width: 100%; padding: var(--m-pad); border: 1px solid var(--m-border);
  border-radius: calc(var(--m-radius) * .6); background: var(--m-surface); color: var(--m-text);
  font-family: inherit; font-size: inherit; outline: none; transition: border-color .12s, box-shadow .12s;
}
.m-input:focus, .m-select:focus, .m-textarea:focus {
  border-color: var(--m-primary); box-shadow: 0 0 0 3px var(--m-primary-soft);
}
.m-input.invalid { border-color: #dc2626; }
.m-textarea { min-height: 90px; resize: vertical; }
.m-form-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 0 16px; }
.m-form-grid .m-field { grid-column: span 6; }
.m-form-grid .m-field.w-full { grid-column: span 12; }
.m-form-grid .m-field.w-third { grid-column: span 4; }
.m-form-grid .m-field.w-quarter { grid-column: span 3; }
@media (max-width: 700px) { .m-form-grid .m-field { grid-column: span 12 !important; } }

/* switch */
.m-switch { position: relative; display: inline-block; width: 40px; height: 22px; vertical-align: middle; }
.m-switch input { opacity: 0; width: 0; height: 0; }
.m-switch .track {
  position: absolute; inset: 0; background: var(--m-border); border-radius: 22px; cursor: pointer; transition: background .15s;
}
.m-switch .track::after {
  content: ''; position: absolute; width: 16px; height: 16px; left: 3px; top: 3px;
  background: #fff; border-radius: 50%; transition: transform .15s; box-shadow: 0 1px 3px rgba(0,0,0,.25);
}
.m-switch input:checked + .track { background: var(--m-primary); }
.m-switch input:checked + .track::after { transform: translateX(18px); }

/* relation dropdown */
.m-rel { position: relative; }
.m-rel .panel {
  position: absolute; z-index: 80; left: 0; right: 0; top: calc(100% + 4px);
  background: var(--m-surface); border: 1px solid var(--m-border); border-radius: calc(var(--m-radius) * .6);
  box-shadow: 0 10px 30px -8px rgba(0,0,0,.25); max-height: 240px; overflow-y: auto;
}
.m-rel .panel .opt { padding: 8px 12px; cursor: pointer; }
.m-rel .panel .opt:hover, .m-rel .panel .opt.sel { background: var(--m-primary-soft); }
.m-rel .panel .none { padding: 8px 12px; color: var(--m-muted); }
.m-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.m-chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; font-size: 12px;
  background: var(--m-primary-soft); color: var(--m-primary); border-radius: 99px; font-weight: 600;
}
.m-chip .x { cursor: pointer; opacity: .7; }
.m-chip .x:hover { opacity: 1; }

/* ---------- Table / Grid ---------- */
.m-toolbar { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.m-toolbar .spacer { flex: 1; }
.m-search { max-width: 280px; }
.m-table-wrap { overflow-x: auto; border: 1px solid var(--m-border); border-radius: var(--m-radius); background: var(--m-surface); box-shadow: var(--m-shadow); }
table.m-table { width: 100%; border-collapse: collapse; font-size: inherit; }
.m-table th {
  text-align: left; padding: var(--m-row-pad); font-size: 11.5px; text-transform: uppercase;
  letter-spacing: .06em; color: var(--m-muted); border-bottom: 1px solid var(--m-border);
  white-space: nowrap; cursor: pointer; user-select: none; background: color-mix(in srgb, var(--m-surface) 90%, var(--m-bg));
}
.m-table th .dir { color: var(--m-primary); }
.m-table td { padding: var(--m-row-pad); border-bottom: 1px solid var(--m-border); vertical-align: middle; }
.m-table tbody tr { cursor: pointer; transition: background .1s; }
.m-table tbody tr:hover { background: var(--m-primary-soft); }
.m-table tbody tr:last-child td { border-bottom: 0; }
.m-table .empty { text-align: center; color: var(--m-muted); padding: 36px !important; cursor: default; }
.m-pager { display: flex; align-items: center; gap: 10px; padding: 10px 14px; color: var(--m-muted); font-size: 12.5px; }
.m-pager .spacer { flex: 1; }
.m-badge {
  display: inline-block; padding: 2px 9px; border-radius: 99px; font-size: 11.5px; font-weight: 650;
  background: var(--m-primary-soft); color: var(--m-primary);
}
.m-badge.ok { background: #dcfce7; color: #15803d; }
.m-badge.warn { background: #fef3c7; color: #b45309; }
.m-badge.off { background: var(--m-border); color: var(--m-muted); }

/* ---------- Modal ---------- */
.m-modal-back {
  position: fixed; inset: 0; background: rgba(10,12,30,.45); z-index: 100;
  display: grid; place-items: center; padding: 20px; backdrop-filter: blur(2px);
}
.m-modal {
  background: var(--m-surface); border-radius: var(--m-radius); width: 100%; max-width: 720px;
  max-height: 92vh; display: flex; flex-direction: column; box-shadow: 0 30px 70px -20px rgba(0,0,0,.4);
  animation: m-pop .14s ease-out;
}
.m-modal.lg { max-width: 1020px; }
.m-modal.sm { max-width: 440px; }
@keyframes m-pop { from { transform: scale(.97); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.m-modal .head {
  display: flex; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--m-border);
  font-weight: 650; font-size: 15px;
}
.m-modal .head .spacer { flex: 1; }
.m-modal .head .close { cursor: pointer; color: var(--m-muted); font-size: 20px; line-height: 1; }
.m-modal .body { padding: 20px; overflow-y: auto; }
.m-modal .foot { display: flex; gap: 10px; justify-content: flex-end; padding: 14px 20px; border-top: 1px solid var(--m-border); }

/* ---------- Toast ---------- */
.m-toasts { position: fixed; bottom: 20px; right: 20px; z-index: 200; display: flex; flex-direction: column; gap: 8px; }
.m-toast {
  background: var(--m-text); color: var(--m-bg); padding: 11px 18px; border-radius: calc(var(--m-radius) * .7);
  box-shadow: 0 10px 30px -8px rgba(0,0,0,.4); font-size: 13px; animation: m-slide .18s ease-out;
}
.m-toast.error { background: #dc2626; color: #fff; }
.m-toast.success { background: #15803d; color: #fff; }
@keyframes m-slide { from { transform: translateY(8px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ---------- Tabs ---------- */
.m-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--m-border); margin-bottom: 16px; }
.m-tabs .tab {
  padding: 9px 16px; cursor: pointer; font-weight: 600; color: var(--m-muted);
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.m-tabs .tab.active { color: var(--m-primary); border-bottom-color: var(--m-primary); }

/* ---------- Code editor (custom forms) ---------- */
.m-code {
  width: 100%; min-height: 320px; font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 13px; line-height: 1.5; background: #11131c; color: #d6deeb;
  border: 1px solid #262a3b; border-radius: calc(var(--m-radius) * .6); padding: 14px;
  tab-size: 4; white-space: pre; outline: none; resize: vertical;
}
.m-code:focus { border-color: var(--m-primary); }

/* ---------- Login ---------- */
.m-login {
  min-height: 100vh; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--m-bg), color-mix(in srgb, var(--m-primary) 12%, var(--m-bg)));
}
.m-login .box { width: 100%; max-width: 380px; padding: 34px; }
.m-login .logo-row { display: flex; align-items: center; gap: 12px; justify-content: center; margin-bottom: 26px; }
.m-login .logo-row .logo {
  width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center; font-size: 21px;
  background: linear-gradient(135deg, var(--m-primary), var(--m-accent)); color: #fff; font-weight: 800;
}
.m-login .logo-row .name { font-size: 23px; font-weight: 750; letter-spacing: -.02em; }

/* ---------- Richtext mini editor ---------- */
.m-rt .rt-bar { display: flex; gap: 2px; padding: 5px; border: 1px solid var(--m-border); border-bottom: 0; border-radius: calc(var(--m-radius) * .6) calc(var(--m-radius) * .6) 0 0; background: color-mix(in srgb, var(--m-surface) 92%, var(--m-bg)); }
.m-rt .rt-bar button { border: 0; background: transparent; padding: 4px 9px; cursor: pointer; border-radius: 5px; font-size: 13px; color: var(--m-text); }
.m-rt .rt-bar button:hover { background: var(--m-primary-soft); }
.m-rt .rt-area {
  min-height: 120px; padding: 12px; border: 1px solid var(--m-border);
  border-radius: 0 0 calc(var(--m-radius) * .6) calc(var(--m-radius) * .6); background: var(--m-surface); outline: none;
}
.m-rt .rt-area:focus { border-color: var(--m-primary); }

/* ---------- Misc ---------- */
.m-muted { color: var(--m-muted); }
.m-right { text-align: right; }
.m-mt { margin-top: 16px; }
.m-mb { margin-bottom: 16px; }
.m-flex { display: flex; align-items: center; gap: 10px; }
.m-flex .spacer { flex: 1; }
img.m-thumb { width: 38px; height: 38px; object-fit: cover; border-radius: 8px; border: 1px solid var(--m-border); }
.m-kbd { font-family: monospace; background: var(--m-border); padding: 1px 6px; border-radius: 5px; font-size: 12px; }
.m-icon-lg { font-size: 22px; }
.m-clickable { cursor: pointer; }
hr.m-sep { border: 0; border-top: 1px solid var(--m-border); margin: 16px 0; }
.m-color-dot { width: 18px; height: 18px; border-radius: 50%; display: inline-block; vertical-align: middle; border: 1px solid var(--m-border); }