/* Application shell ------------------------------------------------------ */

.shell {
  display: flex;
  min-height: 100vh;
  background: var(--surface);
}

/* Navigation rail -------------------------------------------------------- */

.rail {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 40;
  display: none;
  flex-direction: column;
  gap: var(--space-2);
  width: var(--rail-width);
  padding: var(--space-4) var(--space-3);
  background: var(--surface-low);
  border-right: 1px solid color-mix(in srgb, var(--outline-variant) 70%, transparent);
  transition: width var(--transition);
}

.rail__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-1) var(--space-5);
  min-height: 56px;
}

/* Square app mark, shown wherever the full wordmark will not fit. */
.brand-icon {
  flex: none;
  display: block;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-chip);
}

.brand-icon--lg {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-banner);
}

/*
 * Horizontal wordmark. Its lettering is near-black, so it is flipped to solid
 * white on dark surfaces and anywhere it sits on the brand gradient.
 */
.brand-logo {
  display: block;
  width: auto;
  height: 34px;
}

.brand-logo--lg {
  height: 54px;
}

.brand-logo--onbrand {
  filter: brightness(0) invert(1);
}

[data-theme='dark'] .brand-logo--adaptive {
  filter: brightness(0) invert(1);
}

@media (prefers-color-scheme: dark) {
  [data-theme='system'] .brand-logo--adaptive {
    filter: brightness(0) invert(1);
  }
}

/* The collapsed rail shows the mark; the extended rail and drawer show the wordmark. */
.rail__brand .brand-logo {
  display: none;
}

.rail__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  flex: 1;
  overflow-y: auto;
}

.rail__item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-chip);
  color: var(--on-surface-variant);
  font-size: 12px;
  font-weight: 500;
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
}

.rail__item:hover {
  background: color-mix(in srgb, var(--primary) 8%, transparent);
  color: var(--on-surface);
  text-decoration: none;
}

.rail__item.is-active {
  background: var(--primary-container);
  color: var(--on-primary-container);
  font-weight: 700;
}

.rail__item svg {
  flex: none;
  width: 22px;
  height: 22px;
}

.rail__label {
  display: none;
  white-space: nowrap;
}

.rail__footer {
  padding-top: var(--space-3);
  border-top: 1px solid color-mix(in srgb, var(--outline-variant) 60%, transparent);
}

/* Compact rail: icons stacked over labels */
@media (min-width: 760px) {
  .rail {
    display: flex;
  }

  .rail__brand {
    justify-content: center;
  }

  .rail__item {
    flex-direction: column;
    gap: var(--space-1);
    text-align: center;
    padding: var(--space-2) var(--space-1);
  }

  .rail__label {
    display: block;
    font-size: 11px;
  }
}

/* Compact rail only: longer labels wrap instead of being clipped, and a shared
   minimum height keeps every destination the same size. */
@media (min-width: 760px) and (max-width: 1179px) {
  .rail__item {
    justify-content: center;
    min-height: 68px;
  }

  .rail__label {
    white-space: normal;
    line-height: 1.15;
  }
}

/* Extended rail: icons beside labels */
@media (min-width: 1180px) {
  .rail {
    width: var(--rail-width-extended);
    padding: var(--space-4);
  }

  .rail__brand {
    justify-content: flex-start;
  }

  .rail .rail__brand .brand-icon {
    display: none;
  }

  .rail .rail__brand .brand-logo {
    display: block;
  }

  .rail__item {
    flex-direction: row;
    text-align: left;
    padding: var(--space-3) var(--space-4);
  }

  .rail__label {
    font-size: 13px;
  }
}

/* Drawer (below 760px) --------------------------------------------------- */

.scrim {
  position: fixed;
  inset: 0;
  z-index: 45;
  background: rgba(0, 0, 0, 0.45);
  animation: fade-in 140ms ease-out;
}

.drawer {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  width: min(280px, 84vw);
  padding: var(--space-4);
  background: var(--surface-low);
  box-shadow: var(--shadow-lg);
  animation: slide-in 180ms cubic-bezier(0.2, 0, 0, 1);
  overflow-y: auto;
}

.drawer .rail__item {
  flex-direction: row;
  text-align: left;
  padding: var(--space-3) var(--space-4);
}

.drawer .rail__label {
  display: block;
  font-size: 14px;
}

.drawer .rail__brand .brand-icon {
  display: none;
}

.drawer .rail__brand .brand-logo {
  display: block;
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
}

@keyframes slide-in {
  from {
    transform: translateX(-100%);
  }
}

/* Main column ------------------------------------------------------------ */

.main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

@media (min-width: 760px) {
  .main {
    margin-left: var(--rail-width);
  }
}

@media (min-width: 1180px) {
  .main {
    margin-left: var(--rail-width-extended);
  }
}

/* App bar ---------------------------------------------------------------- */

.appbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-height: var(--appbar-height);
  padding: 0 var(--page-pad);
  background: color-mix(in srgb, var(--surface) 86%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid color-mix(in srgb, var(--outline-variant) 55%, transparent);
}

.appbar__title {
  flex: 1;
  min-width: 0;
  font-size: 16px;
  font-weight: 700;
}

.appbar__spacer {
  flex: 1;
}

.icon-button {
  position: relative;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-pill);
  color: var(--on-surface-variant);
  transition: background var(--transition), color var(--transition);
}

.icon-button:hover {
  background: var(--surface-high);
  color: var(--on-surface);
}

.icon-button svg {
  width: 21px;
  height: 21px;
}

.badge {
  position: absolute;
  top: 4px;
  right: 3px;
  min-width: 17px;
  height: 17px;
  padding: 0 4px;
  border-radius: var(--radius-pill);
  background: var(--error);
  color: var(--on-error);
  font-size: 10px;
  font-weight: 800;
  line-height: 17px;
  text-align: center;
  border: 2px solid var(--surface);
  box-sizing: content-box;
}

.avatar {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-pill);
  background: var(--primary-container);
  color: var(--on-primary-container);
  font-size: 13px;
  font-weight: 800;
}

/* Account menu ----------------------------------------------------------- */

.menu {
  position: absolute;
  z-index: 60;
  min-width: 248px;
  padding: var(--space-2);
  border-radius: var(--radius-card);
  background: var(--surface-lowest);
  border: 1px solid color-mix(in srgb, var(--outline-variant) 70%, transparent);
  box-shadow: var(--shadow-lg);
}

.menu__header {
  padding: var(--space-3);
  border-bottom: 1px solid color-mix(in srgb, var(--outline-variant) 60%, transparent);
  margin-bottom: var(--space-2);
}

.menu__header strong {
  display: block;
  font-size: 14px;
}

.menu__header span {
  display: block;
  font-size: 12px;
  color: var(--on-surface-variant);
  overflow-wrap: anywhere;
}

.menu__item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  padding: var(--space-3);
  border-radius: var(--radius-chip);
  font-size: 14px;
  text-align: left;
  color: var(--on-surface);
}

.menu__item:hover {
  background: var(--surface-high);
  text-decoration: none;
}

.menu__item svg {
  width: 18px;
  height: 18px;
  color: var(--on-surface-variant);
}

.menu__item--danger,
.menu__item--danger svg {
  color: var(--error);
}

/* Page canvas ------------------------------------------------------------ */

.page {
  flex: 1;
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-6) var(--page-pad) var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.page__header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.page__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.section {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.section__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.grid {
  display: grid;
  gap: var(--space-4);
}

.grid--kpi {
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.grid--halves {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.grid--thirds {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.grid--charts {
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
}

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

.login {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 100vh;
  background: var(--surface);
}

.login__brand {
  display: none;
  position: relative;
  overflow: hidden;
  padding: var(--space-8) clamp(32px, 5vw, 72px);
  flex-direction: column;
  justify-content: space-between;
  color: #fff;
  background: linear-gradient(
    150deg,
    var(--brand-gradient-start),
    var(--brand-gradient-mid) 55%,
    var(--brand-gradient-end)
  );
}

.login__brand::after {
  content: '';
  position: absolute;
  width: 520px;
  height: 520px;
  right: -180px;
  bottom: -220px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
}

.login__brand > * {
  position: relative;
  z-index: 1;
}

.login__brand p {
  max-width: 42ch;
  color: rgba(255, 255, 255, 0.82);
}

.login__points {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-7);
}

.login__point {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: rgba(255, 255, 255, 0.9);
  font-size: 14px;
}

.login__point svg {
  width: 18px;
  height: 18px;
  flex: none;
}

.login__panel {
  display: grid;
  place-items: center;
  padding: var(--space-6) var(--page-pad);
}

.login__form {
  width: min(400px, 100%);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.login__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

@media (min-width: 960px) {
  .login {
    grid-template-columns: 1.05fr 1fr;
  }

  .login__brand {
    display: flex;
  }
}

/* Toasts ----------------------------------------------------------------- */

.toasts {
  position: fixed;
  z-index: 80;
  right: var(--space-5);
  bottom: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  max-width: min(420px, calc(100vw - 40px));
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-chip);
  background: var(--inverse-surface);
  color: var(--on-inverse-surface);
  font-size: 14px;
  box-shadow: var(--shadow-lg);
  animation: toast-in 180ms cubic-bezier(0.2, 0, 0, 1);
}

.toast--error {
  background: var(--error);
  color: var(--on-error);
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
}