/* auth-split: iki panelli giris ekrani (ev standarti).
   Sol: layihe sekli + funksional tesvir + copyright/versiya.
   Sag: dil secici + giris formasi. Reng/srift skin-den gelir. */

.auth-split,
.auth-split *,
.auth-split *::before,
.auth-split *::after { box-sizing: border-box; }

html, body { height: 100%; }

.auth-split {
  min-height: 100%;
  min-height: 100vh;
  min-height: 100dvh;
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  background: var(--bg);
  color: var(--text);
}

/* SOL PANEL */
.auth-split__visual {
  position: relative;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-12);
  color: var(--on-brand-surface);
  background: var(--brand-surface);
  overflow: hidden;
  isolation: isolate;
}

.auth-split__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}

/* Sekil ustunde oxunaqliliq ucun alt-ust qaralma. */
.auth-split__veil {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(
    to top,
    color-mix(in oklab, var(--overlay) 88%, transparent) 0%,
    color-mix(in oklab, var(--overlay) 45%, transparent) 55%,
    color-mix(in oklab, var(--overlay) 20%, transparent) 100%
  );
}

.auth-split__brand {
  position: absolute;
  top: var(--space-8);
  left: var(--space-12);
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  font-size: var(--size-lg);
  color: inherit;
  text-decoration: none;
}

.auth-split__mark {
  width: 2.25rem;
  height: 2.25rem;
  display: grid;
  place-items: center;
  border-radius: var(--radius-md);
  background: var(--accent);
  color: var(--on-accent);
  font-size: var(--size-md);
}

.auth-split__headline {
  margin: 0 0 var(--space-3);
  max-width: 18ch;
  font-family: var(--font-display);
  font-size: var(--size-3xl, 2rem);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  text-wrap: balance;
}

.auth-split__tagline {
  margin: 0 0 var(--space-8);
  max-width: 48ch;
  font-size: var(--size-md);
  line-height: var(--leading-normal);
  opacity: 0.86;
}

/* Funksional tesvir: kart deyil, sade siyahi. */
.auth-split__features {
  list-style: none;
  margin: 0 0 var(--space-10);
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4) var(--space-6);
  max-width: 40rem;
}

.auth-split__feature {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  font-size: var(--size-sm);
  line-height: var(--leading-snug);
}

.auth-split__feature .icon {
  flex: none;
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.05em;
  color: var(--accent);
}

.auth-split__feature strong {
  display: block;
  font-weight: var(--weight-semibold);
}

.auth-split__feature span { opacity: 0.78; }

/* Copyright + mehsul + versiya: hamisi kliklenir. */
.auth-split__legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-3);
  padding-top: var(--space-5);
  border-top: 1px solid color-mix(in oklab, currentColor 22%, transparent);
  font-size: var(--size-xs);
  opacity: 0.9;
}

.auth-split__legal a,
.auth-split__version {
  font: inherit;
  color: inherit;
  text-decoration: none;
  cursor: pointer;
}

.auth-split__legal a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  text-decoration: underline;
  text-decoration-color: color-mix(in oklab, currentColor 45%, transparent);
  text-underline-offset: 0.2em;
}
.auth-split__legal a:hover { text-decoration-color: currentColor; }
.auth-split__legal a .icon { width: 0.8rem; height: 0.8rem; opacity: 0.8; }

.auth-split__sep { opacity: 0.45; }

.auth-split__version {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-0-5) var(--space-2);
  border: 1px solid color-mix(in oklab, currentColor 35%, transparent);
  border-radius: var(--radius-full);
  background: color-mix(in oklab, currentColor 10%, transparent);
  font-family: var(--font-mono);
  font-size: var(--size-2xs, 0.6875rem);
  transition: background var(--duration-fast) var(--ease-out-quart);
}
.auth-split__version:hover { background: color-mix(in oklab, currentColor 20%, transparent); }
.auth-split__version .icon { width: 0.85rem; height: 0.85rem; }

/* SAG PANEL */
.auth-split__panel {
  position: relative;
  min-width: 0;
  display: grid;
  place-items: center;
  padding: var(--space-12) var(--space-8);
  background: var(--bg-subtle);
}

/* Ust sag kunc: tema keçidi + dil secici bir zolaqda. */
.auth-split__controls {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

/* Tema keçidi: dil secicisi ile eyni pill dili, tek ikon. */
.auth-split__theme {
  font: inherit;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.15rem;
  height: 2.15rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--surface);
  color: var(--text-muted);
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-out-quart), color var(--duration-fast) var(--ease-out-quart);
}
.auth-split__theme:hover { background: var(--hover-veil); color: var(--text); }
.auth-split__theme:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.auth-split__theme .icon { width: 1.05rem; height: 1.05rem; }
/* Aktiv rejimin ikonu gorunur: acigda ay (tunde kec), tundde gunes. */
.auth-split__theme .auth-split__icon-dark { display: none; }
[data-theme="dark"] .auth-split__theme .auth-split__icon-dark { display: block; }
[data-theme="dark"] .auth-split__theme .auth-split__icon-light { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .auth-split__theme .auth-split__icon-dark { display: block; }
  :root:not([data-theme="light"]) .auth-split__theme .auth-split__icon-light { display: none; }
}

/* Dil secici: metn kodlari (bayraq QADAGAN). */
.auth-split__lang {
  display: inline-flex;
  padding: var(--space-0-5);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--surface);
}

.auth-split__lang button {
  font: inherit;
  font-size: var(--size-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  padding: var(--space-1) var(--space-3);
  border: none;
  border-radius: var(--radius-full);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-out-quart), color var(--duration-fast) var(--ease-out-quart);
}
.auth-split__lang button:hover { color: var(--text); background: var(--hover-veil); }
.auth-split__lang button[aria-pressed="true"] { background: var(--primary); color: var(--on-primary); }
.auth-split__lang button:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

.auth-split__form-wrap {
  width: 100%;
  max-width: 24rem;
}

.auth-split__title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-display);
  font-size: var(--size-2xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  color: var(--text);
}

.auth-split__lead {
  margin: 0 0 var(--space-8);
  font-size: var(--size-sm);
  color: var(--text-muted);
}

.auth-split__form { display: grid; gap: var(--space-5); }
.auth-split__field { display: grid; gap: var(--space-2); }

.auth-split__label {
  font-size: var(--size-sm);
  font-weight: var(--weight-medium);
  color: var(--text);
}

.auth-split__input-wrap { position: relative; }
.auth-split__input-wrap > .icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  width: 1.05rem;
  height: 1.05rem;
  color: var(--text-muted);
  pointer-events: none;
}

.auth-split__input {
  font: inherit;
  font-size: var(--size-sm);
  width: 100%;
  padding: var(--space-3) var(--space-3) var(--space-3) calc(var(--space-3) * 2 + 1.05rem);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  transition: border-color var(--duration-fast) var(--ease-out-quart), box-shadow var(--duration-fast) var(--ease-out-quart);
}
.auth-split__input::placeholder { color: var(--text-muted); }
.auth-split__input:hover { border-color: var(--primary-border); }
.auth-split__input:focus-visible {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-subtle);
}

.auth-split__toggle {
  position: absolute;
  top: 50%;
  right: var(--space-2);
  transform: translateY(-50%);
  width: 2rem;
  height: 2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
}
.auth-split__toggle:hover { background: var(--hover-veil); color: var(--text); }
.auth-split__toggle .icon { width: 1.05rem; height: 1.05rem; }

.auth-split__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--size-sm);
}
.auth-split__remember {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-muted);
}
.auth-split__link {
  color: var(--primary);
  font-weight: var(--weight-medium);
  text-decoration: none;
}
.auth-split__link:hover { text-decoration: underline; text-underline-offset: 0.2em; }

.auth-split__submit {
  font: inherit;
  font-size: var(--size-base);
  font-weight: var(--weight-semibold);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  background: var(--primary);
  color: var(--on-primary);
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-out-quart);
}
.auth-split__submit:hover { background: var(--primary-hover); }
.auth-split__submit:active { background: var(--primary-active); transform: translateY(1px); }
.auth-split__submit:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

.auth-split__footer {
  margin-top: var(--space-6);
  text-align: center;
  font-size: var(--size-sm);
  color: var(--text-muted);
}

/* CHANGELOG MODALI: yalniz duyme ile baglanir */
.auth-split__changelog {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal-backdrop);
  display: grid;
  place-items: center;
  padding: var(--space-6);
}
.auth-split__changelog[hidden] { display: none; }

.auth-split__scrim {
  position: absolute;
  inset: 0;
  background: var(--overlay);
  opacity: 0.55;
  /* Qesden klik hadisesi yoxdur: backdrop ile baglanma QADAGAN. */
}

.auth-split__dialog {
  position: relative;
  z-index: var(--z-modal);
  width: 100%;
  max-width: 30rem;
  max-height: min(80dvh, 40rem);
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow-lg);
}

.auth-split__dialog-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--border);
}
.auth-split__dialog-title {
  margin: 0;
  font-size: var(--size-lg);
  font-weight: var(--weight-semibold);
}
.auth-split__dialog-close {
  width: 2rem;
  height: 2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
}
.auth-split__dialog-close:hover { background: var(--hover-veil); color: var(--text); }
.auth-split__dialog-close .icon { width: 1.1rem; height: 1.1rem; }

.auth-split__dialog-body {
  overflow: auto;
  padding: var(--space-5) var(--space-6);
  font-size: var(--size-sm);
  line-height: var(--leading-normal);
}

.auth-split__release + .auth-split__release {
  margin-top: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border);
}
.auth-split__release-head {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  margin-bottom: var(--space-2);
}
.auth-split__release-ver {
  font-family: var(--font-mono);
  font-weight: var(--weight-semibold);
  color: var(--text);
}
.auth-split__release-date { font-size: var(--size-xs); color: var(--text-muted); }
.auth-split__release-current {
  font-size: var(--size-2xs, 0.6875rem);
  font-weight: var(--weight-semibold);
  padding: 0 var(--space-2);
  border-radius: var(--radius-full);
  background: var(--primary-subtle);
  color: var(--primary);
}
.auth-split__release h4 {
  margin: var(--space-3) 0 var(--space-1);
  font-size: var(--size-xs);
  font-weight: var(--weight-semibold);
  color: var(--text-muted);
}
.auth-split__release ul { margin: 0; padding-left: 1.1rem; }
.auth-split__release li + li { margin-top: var(--space-1); }

.auth-split__dialog-foot {
  display: flex;
  justify-content: flex-end;
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--border);
}
.auth-split__btn {
  font: inherit;
  font-size: var(--size-sm);
  font-weight: var(--weight-medium);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}
.auth-split__btn:hover { background: var(--hover-veil); }

/* RESPONSIV */
@media (max-width: 64rem) {
  .auth-split { grid-template-columns: minmax(0, 1fr); }
  .auth-split__visual { min-height: 22rem; padding: var(--space-8); justify-content: flex-start; }
  /* Mobil: brend axinda birinci element olur - mutleq movqe basliqla ust-uste dusurdu. */
  .auth-split__brand { position: static; margin-bottom: var(--space-10); }
  /* Toxunma hedefi: mobilde en az 44px (olculub - masaustu 34px hedden asagidir). */
  .auth-split__controls { top: var(--space-5); right: var(--space-5); }
  .auth-split__theme { width: 2.75rem; height: 2.75rem; }
  .auth-split__lang button { min-height: 2.75rem; padding-inline: var(--space-4); }
  .auth-split__panel { padding-top: var(--space-20); }
  .auth-split__headline { margin-top: auto; }
  .auth-split__features { grid-template-columns: 1fr; }
  .auth-split__panel { padding-top: var(--space-16); }
}

@media (prefers-reduced-motion: reduce) {
  .auth-split__input, .auth-split__submit, .auth-split__lang button, .auth-split__theme, .auth-split__version { transition: none; }
}