/* FlexPlan Super-Admin Platform -- Phase 7 full design system
   Dark industrial theme: precision control panel aesthetic */

:root {
  --plat-bg: #0D1517;
  --plat-sidebar: #111B1E;
  --plat-surface: #162023;
  --plat-card: #1A2B2F;
  --plat-border: #2A3A3E;
  --plat-text: #E8ECEE;
  --plat-text-dim: #7A8F95;
  --plat-accent: #00D4AA;
  --plat-accent-dark: #00A888;
  --plat-danger: #FF4757;
  --plat-warning: #FFB020;
  --plat-info: #4DA6FF;
  --plat-font: 'IBM Plex Sans', -apple-system, sans-serif;
  --plat-mono: 'JetBrains Mono', monospace;
  --plat-sidebar-w: 240px;
  --plat-topbar-h: 52px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

.platform-body {
  font-family: var(--plat-font);
  background: var(--plat-bg);
  color: var(--plat-text);
  display: flex;
  min-height: 100vh;
  line-height: 1.5;
}

/* ── Sidebar ── */
.platform-sidebar {
  width: var(--plat-sidebar-w);
  background: var(--plat-sidebar);
  border-right: 1px solid var(--plat-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 200;
  overflow-y: auto;
}

.platform-sidebar__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--plat-border);
}
.platform-sidebar__brand-icon {
  color: var(--plat-accent);
  display: flex;
}
.platform-sidebar__brand-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--plat-text);
  letter-spacing: -0.01em;
}
.platform-sidebar__brand-sub {
  font-size: 10px;
  font-weight: 600;
  color: var(--plat-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.platform-sidebar__section {
  padding: 12px 0;
}
.platform-sidebar__section-label {
  padding: 0 18px 6px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--plat-text-dim);
}
.platform-sidebar__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 500;
  color: var(--plat-text-dim);
  text-decoration: none;
  transition: all 0.12s ease;
  border-left: 2px solid transparent;
}
.platform-sidebar__link:hover {
  color: var(--plat-text);
  background: rgba(0,212,170,0.04);
  border-left-color: rgba(0,212,170,0.3);
}
.platform-sidebar__link--active {
  color: var(--plat-accent);
  background: rgba(0,212,170,0.06);
  border-left-color: var(--plat-accent);
}

.platform-sidebar__footer {
  margin-top: auto;
  padding: 12px 18px;
  border-top: 1px solid var(--plat-border);
}
.platform-sidebar__version {
  font-size: 10px;
  color: var(--plat-text-dim);
  font-family: var(--plat-mono);
}

/* ── Main area ── */
.platform-main {
  flex: 1;
  margin-left: var(--plat-sidebar-w);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.platform-topbar {
  height: var(--plat-topbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  border-bottom: 1px solid var(--plat-border);
  background: var(--plat-sidebar);
  position: sticky;
  top: 0;
  z-index: 100;
}
.platform-topbar__left {
  display: flex;
  align-items: center;
  gap: 12px;
}
.platform-topbar__menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--plat-text-dim);
  cursor: pointer;
  padding: 4px;
}
.platform-topbar__title {
  font-size: 15px;
  font-weight: 600;
  color: var(--plat-text);
}
.platform-topbar__right {
  display: flex;
  align-items: center;
  gap: 12px;
}
.platform-topbar__cmd-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid var(--plat-border);
  border-radius: 6px;
  background: var(--plat-surface);
  color: var(--plat-text-dim);
  font-size: 12px;
  cursor: pointer;
  transition: border-color 0.12s;
}
.platform-topbar__cmd-btn:hover { border-color: var(--plat-accent); }
.platform-topbar__cmd-hint {
  font-family: var(--plat-mono);
  font-size: 10px;
  padding: 1px 5px;
  background: rgba(255,255,255,0.05);
  border-radius: 3px;
}
.platform-topbar__user {
  font-size: 12px;
  color: var(--plat-text-dim);
}

/* ── User menu (top-right) ── */
.platform-user-menu { position: relative; }
.platform-user-menu__trigger {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 10px 4px 4px;
  background: var(--plat-surface);
  border: 1px solid var(--plat-border);
  border-radius: 999px;
  color: var(--plat-text);
  cursor: pointer;
  font-family: inherit;
  transition: border-color 0.12s, background 0.12s;
}
.platform-user-menu__trigger:hover { border-color: var(--plat-accent); }
.platform-user-menu__avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--plat-accent) 0%, var(--plat-accent-dark) 100%);
  color: #0D1517;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  flex-shrink: 0;
}
.platform-user-menu__label {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.15;
  max-width: 160px;
}
.platform-user-menu__name {
  font-size: 12px;
  font-weight: 600;
  color: var(--plat-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 160px;
}
.platform-user-menu__email {
  font-size: 10px;
  color: var(--plat-text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 160px;
}
.platform-user-menu__caret {
  color: var(--plat-text-dim);
  flex-shrink: 0;
}
.platform-user-menu__dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 200px;
  background: var(--plat-surface);
  border: 1px solid var(--plat-border);
  border-radius: 10px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.4);
  padding: 6px;
  z-index: 300;
}
.platform-user-menu__item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px 10px;
  background: none;
  border: none;
  border-radius: 6px;
  color: var(--plat-text);
  font-size: 13px;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  transition: background 0.1s;
}
.platform-user-menu__item:hover { background: rgba(0,212,170,0.08); }
.platform-user-menu__item--danger { color: var(--plat-danger); }
.platform-user-menu__item--danger:hover { background: rgba(255,71,87,0.1); }

@media (max-width: 768px) {
  .platform-user-menu__label { display: none; }
}

/* ── Modal (generic) ── */
.platform-modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 9999;
  width: 440px;
  max-width: 92vw;
  background: var(--plat-card);
  border: 1px solid var(--plat-border);
  border-radius: 12px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
  overflow: hidden;
}
.platform-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--plat-border);
}
.platform-modal__title {
  font-size: 14px;
  font-weight: 600;
  color: var(--plat-text);
  margin: 0;
}
.platform-modal__close {
  background: none;
  border: none;
  color: var(--plat-text-dim);
  cursor: pointer;
  padding: 4px;
  display: inline-flex;
  border-radius: 6px;
}
.platform-modal__close:hover { color: var(--plat-text); background: rgba(255,255,255,0.05); }
.platform-modal__body { padding: 18px; display: flex; flex-direction: column; gap: 12px; }
.platform-modal__footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 12px 18px;
  border-top: 1px solid var(--plat-border);
  background: rgba(0,0,0,0.15);
}
.platform-modal__msg {
  font-size: 12px;
  margin: 0;
  padding: 8px 10px;
  border-radius: 6px;
}
.platform-modal__msg--error { background: rgba(255,71,87,0.1); color: var(--plat-danger); }
.platform-modal__msg--success { background: rgba(0,212,170,0.1); color: var(--plat-accent); }
.platform-modal__msg--info { background: rgba(77,166,255,0.1); color: var(--plat-info); }

.platform-field { display: flex; flex-direction: column; gap: 5px; }
.platform-field label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--plat-text-dim);
}
.platform-field input {
  padding: 9px 12px;
  background: var(--plat-surface);
  border: 1px solid var(--plat-border);
  border-radius: 7px;
  color: var(--plat-text);
  font-size: 13px;
  font-family: inherit;
  outline: none;
}
.platform-field input:focus { border-color: var(--plat-accent); }
.platform-field small { font-size: 11px; color: var(--plat-text-dim); }

.platform-btn {
  padding: 8px 14px;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.12s;
}
.platform-btn--primary {
  background: var(--plat-accent);
  color: #0D1517;
}
.platform-btn--primary:hover { background: var(--plat-accent-dark); }
.platform-btn--primary:disabled { opacity: 0.6; cursor: not-allowed; }
.platform-btn--ghost {
  background: transparent;
  color: var(--plat-text);
  border-color: var(--plat-border);
}
.platform-btn--ghost:hover { border-color: var(--plat-accent); color: var(--plat-accent); }

.platform-content {
  flex: 1;
  padding: 20px;
}

/* ── Command Palette ── */
.cmd-palette-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9998;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(2px);
}
.cmd-palette {
  position: fixed;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  width: 520px;
  max-width: 90vw;
  background: var(--plat-surface);
  border: 1px solid var(--plat-border);
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  overflow: hidden;
}
.cmd-palette__input {
  width: 100%;
  padding: 14px 18px;
  border: none;
  border-bottom: 1px solid var(--plat-border);
  background: transparent;
  color: var(--plat-text);
  font-size: 15px;
  font-family: var(--plat-font);
  outline: none;
}
.cmd-palette__input::placeholder { color: var(--plat-text-dim); }
.cmd-palette__results {
  max-height: 300px;
  overflow-y: auto;
  padding: 8px 0;
}
.cmd-palette__group { padding: 4px 0; }
.cmd-palette__group-label {
  padding: 4px 18px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--plat-text-dim);
}
.cmd-palette__item {
  display: block;
  padding: 8px 18px;
  font-size: 13px;
  color: var(--plat-text);
  text-decoration: none;
  transition: background 0.1s;
}
.cmd-palette__item:hover {
  background: rgba(0,212,170,0.08);
}

/* ── Placeholder content ── */
.placeholder {
  background: var(--plat-card);
  padding: 24px;
  border: 1px solid var(--plat-border);
  border-radius: 10px;
}
.placeholder h2 {
  margin-top: 0;
  color: var(--plat-accent);
  font-size: 18px;
}
.placeholder code {
  background: rgba(0,212,170,0.1);
  padding: 1px 5px;
  border-radius: 4px;
  color: var(--plat-accent);
  font-family: var(--plat-mono);
  font-size: 12px;
}

/* ── Mobile ── */
@media (max-width: 768px) {
  .platform-sidebar {
    transform: translateX(-100%);
    transition: transform 0.2s ease;
  }
  .platform-sidebar--open { transform: translateX(0); }
  .platform-main { margin-left: 0; }
  .platform-topbar__menu-btn { display: block; }
}