/* Shared design tokens — source of truth: public/docs/design-system.md */
:root {
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;

  --bg:        #eef0f2;
  --surface:   #ffffff;
  --surface-2: #f7f8f9;
  --ink:       #0f1115;
  --ink-2:     #5b606b;
  --ink-3:     #6f7580;
  --ink-disabled: #9298a2;
  --line:      #e1e4e7;
  --line-2:    #eceef0;
  --line-strong: #d3d6d9;
  --focus-ring: #3a5db0;
  --glass: rgba(255,255,255,.65);
  --glass-login: rgba(255,255,255,.64);
  --glass-strong: rgba(255,255,255,.84);
  --glass-2: rgba(255,255,255,.50);
  --glass-border: rgba(255,255,255,.72);
  --glass-blur: saturate(180%) blur(22px);
  --glass-shadow: 0 14px 40px rgba(15,17,21,.13), 0 3px 10px rgba(15,17,21,.06);
  --glass-inset: inset 0 1px 0 rgba(255,255,255,.85), inset 0 0 0 1px rgba(255,255,255,.18);
  --glass-active: rgba(255,255,255,.72);
  --hair-glass: rgba(15,17,21,.10);
  --avatar-1-ink: #285f98; --avatar-1-bg: #e8f0f8;
  --avatar-2-ink: #5b3f7e; --avatar-2-bg: #f0ebf6;
  --avatar-3-ink: #705000; --avatar-3-bg: #f7efda;
  --avatar-4-ink: #176038; --avatar-4-bg: #eaf4ee;
  --avatar-5-ink: #b23d32; --avatar-5-bg: #faecea;
  --avatar-6-ink: #285f98; --avatar-6-bg: #e4f1f3;

  --green:     #1f7a4d;
  --green-ink: #176038;
  --green-bg:  #eaf4ee;
  --red:       #c0473a;
  --red-bg:    #faecea;
  --amber:     #b07d1e;
  --amber-bg:  #f7efdc;
  --amber-ink: #76520c;
  --blue:      #3a5db0;
  --blue-ink:  #2f4c90;
  --blue-bg:   #e8edf8;

  --p-wb:      #6a4d8f; --p-wb-bg:   #f0ebf6; --p-wb-ink:   #5b3f7e;
  --p-ozon:    #2f6fb0; --p-ozon-bg: #e8f0f8; --p-ozon-ink: #285f98;
  --p-ya:      #a07410; --p-ya-bg:   #f7efda; --p-ya-ink:   #705000;

  --chip:         #0f1115;
  --chip-ink:     #ffffff;
  --chip-hover:   #23262d;
  --on-accent:    #ffffff;
  --danger-hover: #9d342b;
  --danger-hover-ink: #ffffff;
  --selection:    #d7e6dd;
  --scrollbar-thumb: #d6d9dc;
  --phone-bg:     #e9edf0;

  --r-s: 8px;
  --r-m: 12px;
  --r-l: 16px;
  --r-island-s: 20px;
  --r-island: 26px;
  --shadow-s: 0 1px 2px rgba(15,17,21,.04), 0 1px 1px rgba(15,17,21,.03);
  --shadow-m: 0 4px 16px rgba(15,17,21,.06), 0 1px 3px rgba(15,17,21,.04);
  --shadow-pop: 0 12px 40px rgba(15,17,21,.14), 0 2px 8px rgba(15,17,21,.08);

  --sans: 'Golos Text', system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
}

html[data-theme="dark"],
.app[data-theme="dark"] {
  --glass: rgba(22,26,34,.68);
  --glass-login: rgba(26,30,38,.68);
  --glass-strong: rgba(22,26,34,.84);
  --glass-2: rgba(22,26,34,.55);
  --glass-border: rgba(255,255,255,.13);
  --glass-blur: saturate(160%) blur(24px);
  --glass-shadow: 0 16px 46px rgba(0,0,0,.5), 0 3px 12px rgba(0,0,0,.4);
  --glass-inset: inset 0 1px 0 rgba(255,255,255,.14), inset 0 0 0 1px rgba(255,255,255,.05);
  --glass-active: rgba(255,255,255,.11);
  --hair-glass: rgba(255,255,255,.13);
  --avatar-1-ink: #9dc0ee; --avatar-1-bg: rgba(79,130,200,.22);
  --avatar-2-ink: #cbb6ee; --avatar-2-bg: rgba(154,120,196,.22);
  --avatar-3-ink: #e8c98a; --avatar-3-bg: rgba(200,150,40,.22);
  --avatar-4-ink: #8fdcae; --avatar-4-bg: rgba(46,140,90,.22);
  --avatar-5-ink: #e67e6f; --avatar-5-bg: rgba(224,122,108,.18);
  --avatar-6-ink: #9dc0ee; --avatar-6-bg: rgba(79,130,200,.22);
  --bg:        #0c0e13;
  --surface:   #161a21;
  --surface-2: #1e232c;
  --ink:       #eef1f5;
  --ink-2:     #a6aeba;
  --ink-3:     #8b95a2;
  --ink-disabled: #7a8490;
  --line:      rgba(255,255,255,.09);
  --line-2:    rgba(255,255,255,.055);
  --line-strong: rgba(255,255,255,.16);
  --focus-ring: #86a8ee;

  --green:     #4eb583;
  --green-ink: #8fdcae;
  --green-bg:  rgba(46,140,90,.22);
  --red:       #e67e6f;
  --red-bg:    rgba(224,122,108,.18);
  --amber:     #d9a646;
  --amber-bg:  rgba(217,164,67,.18);
  --amber-ink: #e8c36a;
  --blue:      #86a8ee;
  --blue-ink:  #a8c0f0;
  --blue-bg:   rgba(86,130,220,.18);

  --p-wb:      #b79ee0; --p-wb-bg:   rgba(154,120,196,.22); --p-wb-ink:   #cbb6ee;
  --p-ozon:    #7aa7df; --p-ozon-bg: rgba(79,130,200,.22);  --p-ozon-ink: #9dc0ee;
  --p-ya:      #d8b15a; --p-ya-bg:   rgba(200,150,40,.22);  --p-ya-ink:   #e8c98a;

  --chip:         #eef1f5;
  --chip-ink:     #15171c;
  --chip-hover:   #dfe4ea;
  --danger-hover: #f09486;
  --danger-hover-ink: #1a0f0d;
  --selection:    #2c4a3a;
  --scrollbar-thumb: #353b45;
  --phone-bg:     #0e1116;
}

:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}
.btn, .iconbtn, .nav-item, .seg button, .input, .m-seg button, .dock-tab, .theme-btn, .secret-btn { outline-offset: 2px; }

/* Switch: 44×44 hit area; visual track is a smaller pill (optical). */
.switch {
  position: relative;
  flex: none;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: var(--r-m, 12px);
  background: transparent;
  cursor: pointer;
  color: inherit;
}
.switch::before {
  content: "";
  position: absolute;
  left: 2px;
  width: 40px;
  height: 24px;
  top: 50%;
  margin-top: -12px;
  border-radius: 999px;
  background: var(--ink-disabled);
  transition: background .16s;
}
.switch[aria-checked="true"]::before {
  background: var(--green);
}
.switch:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.switch-thumb {
  position: absolute;
  top: 50%;
  left: 4px;
  width: 20px;
  height: 20px;
  margin-top: -10px;
  border-radius: 50%;
  background: var(--surface);
  box-shadow: var(--shadow-s);
  pointer-events: none;
  transition: left .16s;
}
.switch[aria-checked="true"] .switch-thumb {
  left: 20px;
}
html[data-theme="dark"] .switch-thumb,
.app[data-theme="dark"] .switch-thumb {
  background: var(--ink);
}
.sync-status {
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.4;
  color: var(--ink-3);
}
.sync-status.is-partial { color: var(--amber-ink, var(--amber)); }
.sync-status.is-error { color: var(--red); }
@media (prefers-reduced-motion: reduce) {
  .switch::before, .switch-thumb { transition: none; }
}

.skeleton {
  background: linear-gradient(90deg, var(--surface-2) 0%, var(--line-2) 45%, var(--surface-2) 100%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.2s ease-in-out infinite;
  border-radius: var(--r-s, 8px);
  color: transparent;
}
@keyframes skeleton-shimmer {
  0% { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}

@media (prefers-reduced-motion: reduce) {
  .skeleton { animation: none; background: var(--surface-2); }
}

@media (prefers-reduced-transparency: reduce) {
  :root {
    --glass: var(--surface);
    --glass-strong: var(--surface);
    --glass-2: var(--surface-2);
    --glass-blur: none;
    --glass-border: var(--line);
  }
  html[data-theme="dark"],
  .app[data-theme="dark"] {
    --glass: var(--surface);
    --glass-strong: var(--surface);
    --glass-2: var(--surface-2);
    --glass-blur: none;
    --glass-border: var(--line);
  }
  .sidebar, .topbar, .drawer-glass, .sheet-glass, .popup-glass, .welcome-card, .m-dock {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

/* Popup — единая шторка снизу по высоте контента (DS §06) */
.popup-root {
  position: fixed;
  inset: 0;
  z-index: 90;
  overflow: hidden;
}
.app > .popup-root { position: absolute; }
.popup-overlay {
  position: absolute; inset: 0;
  background: rgba(15, 17, 21, .45);
  opacity: 0; pointer-events: none;
  transition: opacity .24s cubic-bezier(0.16, 1, 0.3, 1);
}
.popup-overlay.show { opacity: 1; pointer-events: auto; }
.app[data-theme="dark"] .popup-overlay,
html[data-theme="dark"] .popup-overlay { background: rgba(0, 0, 0, .5); }
.popup {
  position: absolute; left: 0; right: 0; bottom: 0;
  max-height: 86%;
  display: flex; flex-direction: column;
  padding: 4px calc(16px + env(safe-area-inset-right, 0px)) max(16px, env(safe-area-inset-bottom, 0px)) calc(16px + env(safe-area-inset-left, 0px));
  background: var(--surface); color: var(--ink);
  border-radius: var(--r-island, 26px) var(--r-island, 26px) 0 0;
  box-shadow: 0 -12px 40px rgba(15, 17, 21, .22);
  overflow: hidden;
  transform: translateY(100%);
  transition: transform .32s cubic-bezier(0.16, 1, 0.3, 1);
}
.popup.show { transform: translateY(0); }
.popup:focus { outline: none; }
.popup-glass {
  background: var(--glass-strong);
  backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-bottom: none;
  box-shadow: var(--glass-shadow), var(--glass-inset);
}
.popup-head {
  display: grid; grid-template-columns: 76px minmax(0, 1fr) 76px;
  align-items: center; gap: 8px; min-height: 44px; padding: 2px 0 10px; flex: none;
}
.popup-close {
  justify-self: start; min-height: 44px; padding: 0 4px;
  background: none; border: none; cursor: pointer; font-family: inherit;
  color: var(--blue, #3a5db0); font-size: 17px; font-weight: 400; line-height: 1.2; text-align: left;
}
.popup-head-main { min-width: 0; text-align: center; }
.popup-title { font-size: 17px; font-weight: 600; letter-spacing: -.02em; line-height: 1.25; }
.popup-sub { margin-top: 1px; color: var(--ink-3); font-size: 12.5px; line-height: 1.3; }
.popup-head-spacer { display: block; }
.popup-body {
  flex: 1 1 auto; min-height: 0; overflow-y: auto; overscroll-behavior: contain;
  padding: 4px 0 8px;
}
.popup-body::-webkit-scrollbar { width: 0; }
@media (min-width: 768px) {
  .popup {
    left: 50%; right: auto;
    width: min(480px, calc(100% - 48px));
    transform: translateX(-50%) translateY(100%);
  }
  .popup.show { transform: translateX(-50%) translateY(0); }
}

/* Modal — центрированная карточка с затемнением (desktop, DS §06) */
.popup-root-center {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  overflow: auto;
}
.popup-root-center .popup-overlay {
  background: rgba(15, 17, 21, .5);
}
.app[data-theme="dark"] .popup-root-center .popup-overlay,
html[data-theme="dark"] .popup-root-center .popup-overlay { background: rgba(0, 0, 0, .56); }
.popup-root-center .popup,
.popup.popup-center {
  position: relative;
  left: auto; right: auto; bottom: auto; top: auto;
  width: min(440px, 100%);
  max-height: min(86vh, 720px);
  margin: auto;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-island, 26px);
  box-shadow: var(--shadow-pop, 0 12px 40px rgba(15, 17, 21, .14), 0 2px 8px rgba(15, 17, 21, .08));
  transform: scale(.96) translateY(10px);
  opacity: 0;
  z-index: 1;
  transition:
    transform .26s cubic-bezier(0.16, 1, 0.3, 1),
    opacity .26s cubic-bezier(0.16, 1, 0.3, 1);
}
.popup-root-center .popup.show,
.popup.popup-center.show {
  transform: none;
  opacity: 1;
}
.popup-root-center .popup-glass {
  border-radius: var(--r-island, 26px);
  border: 1px solid var(--glass-border);
}
.popup-head-dialog {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3, 12px);
  min-height: 0;
  padding: 20px 22px 16px;
  border-bottom: 1px solid var(--line);
  grid-template-columns: none;
}
.popup-head-dialog .popup-head-main { flex: 1; text-align: left; }
.popup-head-dialog .popup-sub {
  margin: 0 0 4px;
  color: var(--ink-3);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .07em;
  line-height: 1.3;
  text-transform: uppercase;
}
.popup-head-dialog .popup-title {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -.02em;
  line-height: 1.3;
}
.popup-close-icon {
  width: 36px;
  height: 36px;
  margin: -4px -6px 0 0;
  flex: none;
}
.popup-center .popup-body {
  padding: 18px 22px 20px;
}
.popup-center:has(.popup-footer) .popup-body {
  padding-bottom: 8px;
}
.popup-footer {
  flex: none;
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 22px 18px;
  border-top: 1px solid var(--line);
}
.popup-alert {
  margin: 0 0 14px;
  padding: 8px 10px;
  border-radius: var(--r-s, 8px);
  background: var(--red-bg);
  color: var(--red);
  font-size: 12.5px;
  line-height: 1.4;
}
/* Shared segment motion: measured geometry also supports unequal/wrapped buttons. */
:root {
  --seg-motion-duration: 280ms;
  --seg-motion-easing: cubic-bezier(.32, .72, 0, 1);
}
:is(.seg, .m-seg).seg-motion {
  position: relative;
  isolation: isolate;
}
:is(.seg, .m-seg).seg-motion > .seg-thumb {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
  pointer-events: none;
  visibility: hidden;
  background: var(--seg-thumb-bg, var(--chip));
  box-shadow: var(--shadow-s);
}
:is(.seg, .m-seg).seg-motion[data-seg-ready] > .seg-thumb {
  visibility: visible;
  transition: transform var(--seg-motion-duration) var(--seg-motion-easing),
    width var(--seg-motion-duration) var(--seg-motion-easing),
    height var(--seg-motion-duration) var(--seg-motion-easing);
}
:root :is(.seg, .m-seg).seg-motion > button {
  position: relative;
  z-index: 1;
  transition: color var(--seg-motion-duration) var(--seg-motion-easing),
    opacity var(--seg-motion-duration) var(--seg-motion-easing);
}
/* Higher specificity than theme rules loaded after tokens.css. */
:root :is(.seg, .m-seg).seg-motion[data-seg-ready] > button.active {
  background: transparent;
  box-shadow: none;
}
html[data-theme="dark"] .role-seg.seg-motion {
  --seg-thumb-bg: rgba(255,255,255,.12);
}
@media (prefers-reduced-motion: reduce) {
  :root :is(.seg, .m-seg).seg-motion > .seg-thumb,
  :root :is(.seg, .m-seg).seg-motion > button {
    transition: none;
  }
}
/* Paper track used by the file dialog; motion is shared above. */
.popup.popup-center .seg.popup-seg {
  display: flex;
  width: 100%;
  position: relative;
  isolation: isolate;
  background: var(--surface-2);
  border: 1px solid var(--line);
}
.popup.popup-center .seg.popup-seg button {
  position: relative;
  z-index: 1;
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  background: transparent;
}
.popup.popup-center .seg.popup-seg button.active {
  background: transparent;
  color: var(--chip-ink);
  box-shadow: none;
}
.popup.popup-center .seg.popup-seg:has(button:disabled) {
  opacity: .55;
}
.popup.popup-center .seg.popup-seg button:disabled {
  opacity: 1;
  cursor: default;
}
.popup-center select.input {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 36px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236f7580' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='M6 9l6 6 6-6'/></svg>");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 12px;
}
.app[data-theme="dark"] .popup-center select.input,
html[data-theme="dark"] .popup-center select.input {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b95a2' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='M6 9l6 6 6-6'/></svg>");
}
.popup-center textarea.input {
  resize: vertical;
  min-height: 64px;
  line-height: 1.45;
}

@media (min-width: 768px) {
  .popup-root-center .popup,
  .popup.popup-center {
    left: auto; right: auto;
    width: min(440px, calc(100% - 48px));
    transform: scale(.96) translateY(10px);
  }
  .popup-root-center .popup.show,
  .popup.popup-center.show {
    transform: none;
  }
}
@media (max-width: 390px) {
  .popup { padding-left: 12px; padding-right: 12px; }
  .popup-head { grid-template-columns: 70px minmax(0, 1fr) 70px; }
}
@media (prefers-reduced-motion: reduce) {
  .popup, .popup-overlay { transition: none; }
}