/* ═══════════════════════════════════════════════════════════════
   base.css - единая база Mini App «Lioris»
   Единственный источник: reset, фоновые слои, .container, базовые
   компоненты (back-btn, btn, field, bottom-nav), утилиты.
   Подключается после tokens.css на всех страницах.
   Всё стилизуется токенами из tokens.css - сырых значений нет.
   ═══════════════════════════════════════════════════════════════ */

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }

/* ── Фоновые слои (космос) ── */
html {
  background: var(--color-bg);
  background-image:
    radial-gradient(circle at 50% -10%, var(--p-cosmic-01) 0%, transparent 65%),
    radial-gradient(circle at 0% 30%, var(--p-cosmic-02) 0%, transparent 55%),
    radial-gradient(circle at 100% 70%, var(--p-cosmic-03) 0%, transparent 65%),
    radial-gradient(circle at 50% 110%, var(--p-cosmic-04) 0%, var(--p-bg-0) 100%);
}
body {
  width: 100%; min-height: 100vh;
  font-family: var(--font-sans);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  position: relative;
  background: transparent;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.025;
  z-index: 1;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.15;
  z-index: 1;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 15% 15%, var(--p-white-a60) 0.5px, transparent 1.5px),
    radial-gradient(circle at 35% 65%, var(--p-white-a50) 0.5px, transparent 1.5px),
    radial-gradient(circle at 75% 25%, var(--p-white-a70) 0.75px, transparent 2px),
    radial-gradient(circle at 65% 85%, var(--p-white-a40) 0.5px, transparent 1.5px),
    radial-gradient(circle at 85% 70%, var(--p-white-a50) 0.5px, transparent 1.5px),
    radial-gradient(circle at 45% 10%, var(--p-white-a60) 0.75px, transparent 2px),
    radial-gradient(circle at 25% 40%, var(--p-white-a35) 0.5px, transparent 1.5px),
    radial-gradient(circle at 90% 10%, var(--p-white-a50) 0.5px, transparent 1.5px);
}

/* ── Контейнер (mobile-first) ── */
.container {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-block: var(--space-6);
  padding-bottom: var(--space-bottom-nav);
  padding-inline: var(--space-4);
}
@media (min-width: 480px) {
  .container { padding-inline: var(--space-5); }
}
@media (min-width: 768px) {
  .container { padding-inline: var(--space-6); }
}

/* ── Кнопка «назад» ── */
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--back-btn-pad);
  background: var(--back-btn-bg);
  border: none;
  border-radius: var(--back-btn-radius);
  color: var(--text-muted);
  font-size: var(--text-md);
  font-weight: var(--fw-500);
  font-family: inherit;
  text-decoration: none;
  margin-bottom: var(--space-5);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition-property: background, border-color, color, box-shadow, transform, opacity, filter, border-radius, text-decoration, letter-spacing, font-weight; transition-duration: 0.2s; transition-timing-function: ease;
}@media (hover: hover) {
.back-btn:hover {
  color: var(--p-white-a85);
  background: var(--color-glass);
}
}

.back-btn svg { flex-shrink: 0; }

/* Квадратная кнопка «назад» - для SPA-секций дашборда */
.back-btn--square {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  padding: 0;
  background: var(--color-glass-hover);
  border: none;
  border-radius: var(--radius-xl);
  color: var(--text-muted);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  cursor: pointer;
  margin-bottom: 0;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
  transition-property: background, border-color, color, box-shadow, transform, opacity, filter, border-radius, text-decoration, letter-spacing, font-weight; transition-duration: 0.2s; transition-timing-function: ease;
}@media (hover: hover) {
.back-btn--square:hover {
  color: var(--color-text);
}
}


/* ── Кнопки ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: var(--btn-pad-y) var(--btn-pad-x);
  border-radius: var(--btn-radius);
  border: none;
  font-size: var(--text-md);
  font-weight: var(--fw-500);
  cursor: pointer;
  font-family: inherit;
  transition: background 0.2s, opacity 0.2s, transform 0.15s;
  color: var(--btn-text);
}
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.4; cursor: default; }

.btn-primary {
  background: var(--btn-bg);
  color: var(--btn-text);
}@media (hover: hover) {
.btn-primary:hover:not(:disabled) { background: var(--btn-bg-hover); }
}


.btn-outline {
  background: transparent;
  border: none;
  color: var(--text-muted);
}@media (hover: hover) {
.btn-outline:hover:not(:disabled) {
  color: var(--accent);
}
}


.btn-success {
  background: var(--gradient-success-btn, linear-gradient(135deg, #10b981, #059669));
  color: var(--color-text);
}@media (hover: hover) {
.btn-success:hover:not(:disabled) { opacity: 0.9; }
}


.btn-sm {
  padding: 7px 14px;
  font-size: var(--text-sm);
  border-radius: var(--radius-sm);
}

/* ── Поля ввода ── */
.field {
  display: block;
  width: 100%;
  padding: var(--field-padding);
  background: var(--field-bg);
  border: none;
  border-radius: var(--field-radius);
  font-size: var(--text-md);
  color: var(--color-text);
  outline: none;
  font-family: inherit;
  transition: background 0.2s;
}
.field:focus { background: var(--field-bg-focus, rgba(255, 255, 255, 0.08)); }
.field::placeholder { color: var(--p-white-a25); }

/* Стрелка select - кастомная, с правым отступом под текст */
select.field {
  appearance: none;
  -webkit-appearance: none;
  background-image: var(--field-select-chevron);
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 34px;
}
select.field option { background: var(--color-dropdown); color: var(--color-text); }

/* Строка формы */
.form-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.form-row label {
  font-size: var(--text-13);
  color: var(--p-white-a55);
  font-weight: var(--fw-500);
}

/* ── Bottom-nav (общий компонент) ── */
.bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0;
  height: var(--bottom-nav-height);
  background: var(--p-cosmic-49-a45);
  backdrop-filter: blur(12px) saturate(190%);
  -webkit-backdrop-filter: blur(12px) saturate(190%);
  border-top: 1.5px solid var(--border);
  border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
  display: flex; align-items: center; justify-content: space-around;
  padding: 0 var(--space-4); z-index: 100;
  width: 100%;
  max-width: var(--container-max, 672px);
  margin: 0 auto;
  box-sizing: border-box;
  box-shadow:
    var(--shadow-nav),
    inset 0 1.5px 0 var(--p-white-a10),
    inset 0 -1px 0 var(--p-black-a50);
}
.nav-item {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-1);
  background: transparent !important; border: none !important; cursor: pointer;
  padding: 6px 16px;
  height: 52px;
  border-radius: var(--radius-xl);
  color: var(--color-text);
  text-decoration: none;
  opacity: 0.6;
  position: relative;
  transition-property: background, border-color, color, box-shadow, transform, opacity, filter, border-radius, text-decoration, letter-spacing, font-weight; transition-duration: 0.3s; transition-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
  -webkit-tap-highlight-color: transparent;
  box-shadow: none !important;
}
.nav-item:focus { outline: none; }@media (hover: hover) {
.nav-item:hover {
  opacity: 0.9;
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
}
}

.nav-item.active {
  opacity: 1;
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
}
.nav-item.active .nav-item-icon svg {
  stroke: #c084fc;
  stroke: url(#navActiveGrad);
}
.nav-item.active .nav-item-icon svg [fill="currentColor"] {
  fill: #c084fc;
  fill: url(#navActiveGrad);
}
.nav-item.active .nav-item-label {
  background: var(--nav-active-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--accent-2);
}
.nav-item-icon { width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; }
.nav-item-icon svg { display: block; width: 24px; height: 24px; }
.nav-item-label { font-size: var(--text-sm); font-weight: var(--fw-500); line-height: var(--leading-tight); }

/* ── Утилиты ── */
.hidden { display: none !important; }
.clickable { cursor: pointer; }
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.mb-16 { margin-bottom: 16px; }
.mt-16 { margin-top: 16px; }
.mb-12 { margin-bottom: 12px; }
.mt-12 { margin-top: 12px; }
.opacity-50 { opacity: 0.5; }
.loading { color: var(--text-muted); font-size: var(--text-13); text-align: center; padding: var(--space-4) 0; }
.error { color: var(--color-danger); font-size: var(--text-13); text-align: center; padding: var(--space-4) 0; }
.muted { color: var(--text-muted); font-size: var(--text-sm); }

/* ── Mobile Keyboard Stability & Input Lift Engine ── */
html, body {
  min-height: 100vh;
  min-height: 100dvh;
  overscroll-behavior-y: none;
  -webkit-text-size-adjust: 100%;
}

/* Prevent unwanted iOS auto-zoom shifting page layout */
@media (max-width: 768px) {
  input, textarea, select {
    font-size: var(--text-base);
  }
}

/* Hardware-accelerated smooth lift for floating inputs / modals */
.keyboard-lift-target,
.ch-prompt-container,
.modal-overlay.show .modal-card,
.modal-overlay.show .modal-box,
.bottom-sheet,
[data-keyboard-lift] {
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

/* ── Уважение prefers-reduced-motion (a11y) ──
   0.01ms вместо 0 сохраняет финальное состояние анимации (поп-ин завершается на scale(1)).
   `:not(#__rm__)` поднимает специфичность до ID-уровня: поздние стили с
   transition-duration/... !important (styles-core, brand-design-layout) не могут
   перебить reduced-motion в любом порядке подключения.
   (Псевдо-элементы идут без `:not()`: `::before:not(...)` невалиден в Selectors 3
   и обрушил бы всё правило целиком.) */
@media (prefers-reduced-motion: reduce) {
  *:not(#__rm__),
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0s !important;
    scroll-behavior: auto !important;
  }
}