/* ==========================================================================
   YesTechie Labs Style — layout
   Login canvas + left-sidebar appliance shell.

   Extracted from voip-sandbox login.html / index.html and kiosk style.css.
   ========================================================================== */

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-color);
  background-image:
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: var(--grid-size) var(--grid-size);
  color: var(--text-dark);
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  line-height: 1.5;
  min-height: 100vh;
}

a {
  color: var(--accent-blue-ink);
  text-decoration: none;
  font-weight: bold;
}

a:hover {
  text-decoration: underline;
}

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

body.page-login {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  position: relative;
}

.ambient-scanner-h {
  position: absolute;
  width: 100vw;
  height: 1px;
  background: color-mix(in srgb, var(--accent-blue) 30%, transparent);
  top: 0;
  left: 0;
  z-index: 1;
  animation: scan-v 8s linear infinite;
  box-shadow: 0 0 10px color-mix(in srgb, var(--accent-blue) 50%, transparent);
}

.ambient-scanner-v {
  position: absolute;
  width: 1px;
  height: 100vh;
  background: color-mix(in srgb, var(--accent-blue) 20%, transparent);
  top: 0;
  left: 0;
  z-index: 1;
  animation: scan-h 12s linear infinite;
}

@keyframes scan-v {
  0% { top: -10%; }
  100% { top: 110%; }
}

@keyframes scan-h {
  0% { left: -10%; }
  100% { left: 110%; }
}

.login-container {
  width: 380px;
  background: var(--panel-bg-solid);
  border: 1px solid var(--border-main);
  padding: 40px 40px 50px;
  position: relative;
  z-index: 10;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.panel-corner {
  position: absolute;
  top: -1px;
  left: -1px;
  width: 8px;
  height: 8px;
  background: var(--text-muted);
}

.header-block {
  text-align: center;
  margin-bottom: 30px;
}

.main-title {
  font-size: 24px;
  font-weight: bold;
  letter-spacing: 2px;
  margin-bottom: 8px;
  color: var(--text-dark);
  height: 36px;
}

.subtitle {
  color: var(--text-muted);
  font-size: 10px;
  letter-spacing: 1px;
  border-bottom: 1px solid var(--border-main);
  padding-bottom: 15px;
  min-height: 27px;
  text-transform: none;
}

.login-container .form-group {
  margin-bottom: 20px;
}

.form-label {
  font-size: 10px;
  color: var(--text-muted);
  margin-bottom: 6px;
  display: block;
}

.version {
  text-align: center;
  margin-top: 22px;
  color: var(--text-muted);
  font-size: 9px;
  letter-spacing: 1px;
  text-transform: none;
  font-variant-numeric: tabular-nums; /* PAT-01 */
}

.login-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
}
.login-foot .version { margin-top: 0; text-align: right; }

/* --------------------------------------------------------------------------
   Appliance shell — left sidebar + main workspace
   -------------------------------------------------------------------------- */

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

.sidebar {
  width: var(--sidebar-width);
  background: var(--panel-bg);
  border-right: 1px solid var(--border-main);
  padding: 0;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  z-index: var(--z-sidebar);
}

.sidebar .logo {
  padding: 15px;
  border-bottom: 2px solid var(--border-main);
}

.sidebar .logo h1 {
  font-size: 13px;
  color: var(--text-dark);
  letter-spacing: 1px;
  white-space: nowrap;
}

.sidebar .logo p {
  font-size: 9px;
  color: var(--text-muted);
  margin-top: 2px;
}

.sidebar-footer {
  margin-top: auto;
  padding: 12px 15px;
  border-top: 1px solid var(--border-main);
}

.sidebar-footer a {
  font-size: 10px;
  color: var(--text-muted);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: inherit;
}

.sidebar-footer a:hover {
  color: var(--accent-red-ink);
  text-decoration: none;
}

.app-ver {
  font-size: 8px;
  color: var(--text-muted);
  letter-spacing: 1px;
  margin-bottom: 8px;
  font-variant-numeric: tabular-nums; /* PAT-01 */
}

.main {
  flex: 1;
  padding: 25px;
  max-width: 900px;
  position: relative;
}

.main h2 {
  font-size: 13px;
  font-weight: bold;
  margin-bottom: 15px;
  border-bottom: 2px solid var(--border-main);
  padding-bottom: 8px;
}

.section {
  display: none;
}

.section.active {
  display: block;
  background: var(--surface-pane);
  border: 1px solid var(--border-light);
  padding: 20px;
}

.mobile-top,
.sidebar-backdrop,
.menu-btn {
  display: none;
}

body.nav-open {
  overflow: hidden;
}

/* --------------------------------------------------------------------------
   Mobile shell (voip-sandbox index.html)
   -------------------------------------------------------------------------- */

@media (max-width: 768px) {
  .mobile-top {
    display: flex;
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    padding-top: max(10px, env(safe-area-inset-top));
    background: var(--panel-bg);
    border-bottom: 1px solid var(--border-main);
  }

  .menu-btn {
    display: flex;
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    background: transparent;
    border: 1px solid var(--border-main);
    cursor: pointer;
  }

  .menu-btn span {
    display: block;
    width: 16px;
    height: 1.5px;
    background: var(--text-dark);
  }

  .mobile-brand {
    font-size: 12px;
    font-weight: bold;
    letter-spacing: 1px;
  }

  .mobile-site {
    font-size: 9px;
    color: var(--text-muted);
    margin-top: 1px;
  }

  .layout {
    flex-direction: column;
    min-height: 100dvh;
  }

  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: min(280px, 86vw);
    z-index: var(--z-drawer-mobile);
    transform: translateX(-105%);
    transition: transform 0.2s ease;
    padding-top: env(safe-area-inset-top);
    box-shadow: none;
    overflow-y: auto;
  }

  .sidebar.open {
    transform: translateX(0);
    box-shadow: 8px 0 24px rgba(0, 0, 0, 0.12);
  }

  .sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--scrim);
    z-index: var(--z-sidebar);
  }

  .sidebar-backdrop.show {
    display: block;
  }

  .nav-item {
    padding: 14px 16px;
    font-size: 12px;
    min-height: 44px;
    border-left-width: 4px;
  }

  .sidebar-footer {
    padding-bottom: max(12px, env(safe-area-inset-bottom));
  }

  .main {
    padding: 12px;
    max-width: none;
    padding-bottom: max(20px, env(safe-area-inset-bottom));
  }

  .main h2 {
    font-size: 14px;
  }

  .section.active {
    padding: 14px;
  }
}

@media (max-width: 480px) {
  body.page-login {
    align-items: flex-start;
    height: auto;
    min-height: 100dvh;
    overflow: auto;
    padding: 28px 16px;
    padding-top: max(28px, env(safe-area-inset-top));
    padding-bottom: max(28px, env(safe-area-inset-bottom));
  }

  .login-container {
    width: 100%;
    max-width: 380px;
    padding: 28px 20px 36px;
  }

  .main-title {
    font-size: 20px;
    height: auto;
    min-height: 32px;
  }

  .form-control,
  .btn-submit {
    font-size: 16px;
    min-height: 44px;
  }
}

/* PAT-05 · kit scanners stop when the user asks for reduced motion */
@media (prefers-reduced-motion: reduce) {
  .ambient-scanner-h,
  .ambient-scanner-v { animation: none; }
}