/* ==========================================================================
   Kabinetas — assets/study.css
   Konvencija: CSS-modulių stilius (Panel_root, Panel_title, Figure_value ...).
   Spalvos, tipografija, tarpai — žr. VARIANT.md.
   ========================================================================== */

/* ---------- Tokens ---------- */
:root{
  --ink: #2A211B;      /* riešutmedis — fonas */
  --surface: #372C24;  /* paviršius — laukai, details */
  --bone: #EFE6D8;     /* kaulas — tekstas */
  --patina: #5F8C72;   /* patina — akcentas: skaičius, focus žiedas, ribos, varnelė (žr. VARIANT.md dėl CTA) */
  --band: #574A3F;     /* juosta — skirtukai, ribos */

  --bone-dim: rgba(239, 230, 216, .68);
  --bone-faint: rgba(239, 230, 216, .55); /* WCAG patikrinta: ~4.85:1 ant --ink, ne mažiau kaip 4.5:1 */
  --focus-ring: rgba(95, 140, 114, .55);

  --space-sm: 2rem;    /* 32px */
  --space-md: 6rem;    /* 96px */
  --space-lg: 12rem;   /* 192px */

  --measure: 46rem;

  --ff-display: "Gloock", Georgia, serif;
  --ff-text: "Jost", "Segoe UI", sans-serif;

  --fs-body: 1rem;
  --fs-md: 1.5rem;
  --fs-lg: 2.25rem;
  --fs-xl: 3.375rem;
  --fs-figure: clamp(4.5rem, 22vw, 9rem);

  --band-w: 3px;
}

/* ---------- Reset ---------- */
*, *::before, *::after{ box-sizing: border-box; }
html{ color-scheme: dark; }
body{
  margin: 0;
  background: var(--ink);
  color: var(--bone);
  font-family: var(--ff-text);
  font-weight: 300;
  font-size: var(--fs-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; }
ul{ margin: 0; padding: 0; list-style: none; }
p{ margin: 0; }
a{ color: var(--bone); }
h1, h2{ font-family: var(--ff-display); font-weight: 400; margin: 0; color: var(--bone); line-height: 1.15; }

.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;
}

.Skip_link{
  position: absolute; left: 1rem; top: -3rem;
  background: var(--surface); color: var(--bone);
  padding: .6rem 1rem; border: 1px solid var(--band);
  transition: top .15s ease;
  z-index: 10;
}
.Skip_link:focus{ top: 1rem; }

:focus-visible{
  outline: 2px solid var(--patina);
  outline-offset: 3px;
}

hr.Band_root{
  border: none;
  border-top: var(--band-w) solid var(--band);
  max-width: var(--measure);
  margin: 0 auto;
}

/* ---------- Shared measure wrapper ---------- */
.Nav_bar,
.Mark_root, .Privacy_root, .Form_root, .Money_root, .Path_root,
.Review_root, .Scope_root, .Signal_root, .Faq_root, .Repeat_root,
.Foot_root{
  max-width: var(--measure);
  margin: 0 auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

/* ---------- Nav ---------- */
.Nav_root{ padding-top: var(--space-sm); padding-bottom: var(--space-sm); }
.Nav_bar{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-sm);
  flex-wrap: wrap;
}
.Nav_mark{
  font-family: var(--ff-display);
  font-size: var(--fs-md);
  text-decoration: none;
  color: var(--bone);
}
.Nav_return{
  font-family: var(--ff-text);
  font-weight: 500;
  font-size: .9rem;
  color: var(--bone-dim);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.Nav_return:hover, .Nav_return:focus-visible{ color: var(--bone); }
.Nav_age{
  max-width: var(--measure);
  margin: .75rem auto 0;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
  font-size: .85rem;
  color: var(--bone-faint);
}

/* ---------- Mark (H + P) ---------- */
.Mark_root{
  /* Tyčinė išimtis "daug oro" principui: hero + K + FORM sudaro kritinį taką
     (ašis 9: "sakinys pirmame ekrane"), todėl čia tarpai suspausti į minimumą
     (0), o dosnus 96/192px ritmas taikomas TIK sekcijoms po formos. */
  padding-top: 0;
  padding-bottom: 0;
  text-align: left;
}
.Mark_title{ font-size: var(--fs-xl); max-width: 22ch; }
.Mark_lede{
  margin-top: 1.25rem;
  max-width: 38ch;
  color: var(--bone-dim);
  font-size: 1.125rem;
}

/* ---------- Figure (stambus skaičius) ---------- */
.Figure_root{
  margin-top: var(--space-sm);
  text-align: center;
}
.Figure_value{
  display: flex;
  justify-content: center;
  gap: .06em;
  font-family: var(--ff-display);
  font-size: var(--fs-figure);
  line-height: 1;
  color: var(--patina);
  font-variant-numeric: tabular-nums;
}
.Figure_digit{
  display: inline-block;
  height: 1em;
  overflow: hidden;
}
.Figure_track{
  display: flex;
  flex-direction: column;
  animation: Figure_reel .9s steps(9, end) forwards;
}
.Figure_track span{ height: 1em; line-height: 1; }
.Figure_track--b{ animation-delay: .12s; }

@keyframes Figure_reel{
  from{ transform: translateY(0); }
  to{ transform: translateY(-9em); }
}

.Figure_caption{
  margin-top: 1rem;
  font-size: .9rem;
  color: var(--bone-faint);
  max-width: 32ch;
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Generic panel text sections ---------- */
.Privacy_root, .Money_root, .Path_root, .Review_root, .Scope_root, .Signal_root{
  padding-top: var(--space-sm);
  padding-bottom: var(--space-sm);
}
.Privacy_root{ padding-bottom: 0; } /* žr. Mark_root komentarą — kritinis takas iki formos */
.Money_root, .Path_root, .Review_root, .Scope_root, .Signal_root{
  padding-top: var(--space-md);
  padding-bottom: var(--space-md);
}
.Privacy_title, .Money_title, .Path_title, .Review_title, .Scope_title, .Signal_title, .Faq_title{
  font-size: var(--fs-lg);
  max-width: 24ch;
}
.Privacy_text, .Money_text, .Review_text, .Scope_text, .Signal_text{
  margin-top: 1rem;
  max-width: 60ch;
  color: var(--bone-dim);
}
.Privacy_text + .Privacy_text{ margin-top: .85rem; }

.Path_list{ margin-top: 1.25rem; display: flex; flex-direction: column; gap: .85rem; }
.Path_item{
  max-width: 60ch;
  color: var(--bone-dim);
  padding-left: 1.25rem;
  border-left: 2px solid var(--band);
}

/* ---------- Form (sakinys su laukais) ---------- */
.Form_root{ padding-top: 0; padding-bottom: var(--space-md); }
.Form_title{ font-size: var(--fs-lg); margin-bottom: 1.25rem; }

.Form_paragraph{
  font-size: 1.25rem;
  line-height: 2.1;
  color: var(--bone);
  max-width: 46rem;
}

.Field_root{
  display: inline-flex;
  flex-direction: column;
  vertical-align: bottom;
  margin: 0 .15em;
}
/* Etiketės lieka prieinamumo medyje (kiekvienas laukas turi <label>), bet
   vizualiai paslėptos — sakinio žodžiai ("vadins", "man", "iš", "adresu",
   "žodžiu") jau pasako, ko klausiama, todėl atskiras matomas antrašas po
   kiekvienu lauku tik dubliuotų tekstą. Pašalintas kaip perteklinis elementas
   (žr. VARIANT.md, Žingsnis 5). Išimtis — varnelės etiketė, žr. .Field_label--check. */
.Field_label{
  position: absolute;
  width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.Field_input{
  order: 1;
  font-family: var(--ff-text);
  font-weight: 500;
  font-size: 1rem;
  color: var(--bone);
  background: var(--surface);
  border: none;
  border-bottom: 2px solid var(--band);
  padding: .3rem .4rem;
  min-width: 9ch;
  max-width: 100%;
}
.Field_input--select{ min-width: 8ch; }
.Field_input:focus-visible{ border-bottom-color: var(--patina); }
.Field_input[type="email"]{ min-width: 15ch; }

.Field_root--check{
  flex-direction: row;
  align-items: baseline;
  gap: .4rem;
  vertical-align: baseline;
}
.Field_check{
  width: 1.15rem;
  height: 1.15rem;
  accent-color: var(--patina);
  background: var(--surface);
  border: 2px solid var(--band);
}
.Field_label--check{
  /* Šita etiketė NĖRA sr-only — ji yra sakinio taškas po varnele, t.y. turinys, ne dublis. */
  position: static;
  width: auto; height: auto; margin: 0; padding: 0;
  overflow: visible; clip: auto; white-space: normal;
  font-size: 1.25rem;
  color: var(--bone);
}

.Form_errors{ margin-top: 1.5rem; }
.Form_error{
  color: var(--bone);
  font-size: .9rem;
  margin-top: .4rem;
  padding-left: .75rem;
  border-left: 2px solid var(--patina);
}

.Form_success{
  margin-top: var(--space-sm);
  padding: 1.5rem;
  background: var(--surface);
  border-left: var(--band-w) solid var(--patina);
  max-width: 40ch;
}
.Form_successTitle{ font-family: var(--ff-display); font-size: 1.375rem; }
.Form_successText{ margin-top: .6rem; color: var(--bone-dim); }

/* ---------- Buttons ---------- */
.Button_primary{
  margin-top: var(--space-sm);
  display: inline-block;
  font-family: var(--ff-text);
  font-weight: 500;
  font-size: 1rem;
  color: var(--ink);
  background: var(--bone);
  border: none;
  border-radius: 0;
  padding: .9rem 1.75rem;
  cursor: pointer;
}
.Button_primary:hover, .Button_primary:focus-visible{ filter: brightness(.92); }
.Button_primary--sm{ margin-top: 0; padding: .6rem 1.1rem; font-size: .9rem; }

.Button_quiet{
  font-family: var(--ff-text);
  font-weight: 500;
  font-size: .9rem;
  color: var(--bone-dim);
  background: transparent;
  border: 1px solid var(--band);
  border-radius: 0;
  padding: .6rem 1.1rem;
  cursor: pointer;
}
.Button_quiet:hover, .Button_quiet:focus-visible{ color: var(--bone); border-color: var(--patina); }

/* ---------- Faq ---------- */
.Faq_root{ padding-top: var(--space-md); padding-bottom: var(--space-md); }
.Faq_item{
  border-bottom: 1px solid var(--band);
  padding: 1.1rem 0;
}
.Faq_item:first-of-type{ margin-top: 1.5rem; border-top: 1px solid var(--band); }
.Faq_question{
  cursor: pointer;
  font-weight: 500;
  font-size: 1.05rem;
  color: var(--bone);
  list-style: none;
}
.Faq_question::-webkit-details-marker{ display: none; }
.Faq_question::before{ content: "+ "; color: var(--patina); }
.Faq_item[open] .Faq_question::before{ content: "– "; }
.Faq_answer{ margin-top: .75rem; color: var(--bone-dim); max-width: 56ch; }

/* ---------- Repeat (R) ---------- */
.Repeat_root{
  padding-top: var(--space-md);
  padding-bottom: var(--space-md);
  text-align: center;
}
.Repeat_text{ color: var(--bone-faint); }
.Repeat_link{
  display: inline-block;
  margin-top: .75rem;
  color: var(--bone-dim);
  font-weight: 500;
  text-decoration: underline;
  text-decoration-color: var(--patina);
  text-underline-offset: 3px;
}
.Repeat_link:hover, .Repeat_link:focus-visible{ color: var(--bone); }

/* ---------- Footer (L) ---------- */
.Foot_root{
  padding-top: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-top: var(--band-w) solid var(--band);
}
.Foot_legal{ color: var(--bone-faint); font-size: .85rem; max-width: 56ch; }
.Foot_links{
  margin-top: 1rem;
  display: flex;
  gap: 1.5rem;
}
.Foot_links a{ color: var(--bone-dim); font-size: .85rem; text-decoration: underline; text-underline-offset: 3px; }
.Foot_links a:hover, .Foot_links a:focus-visible{ color: var(--bone); }
.Foot_copy{ margin-top: 1.5rem; color: var(--bone-faint); font-size: .8rem; }

/* ---------- Cookie (C) ---------- */
.Cookie_root{
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: var(--surface);
  border-top: var(--band-w) solid var(--band);
  padding: 1rem 1.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  z-index: 5;
}
.Cookie_text{ color: var(--bone-dim); font-size: .85rem; max-width: 46ch; }
.Cookie_actions{ display: flex; gap: .75rem; flex-wrap: wrap; }

/* ---------- Motion: viena akimirka (žr. axis 11) ---------- */
@media (prefers-reduced-motion: reduce){
  .Figure_track{ animation: none; transform: translateY(-9em); }
  .Skip_link{ transition: none; }
}

/* ==========================================================================
   Breakpoints: 360 (bazė) / 768 / 1024 / 1440
   ========================================================================== */

@media (min-width: 768px){
  :root{ --fs-figure: clamp(6rem, 16vw, 8rem); }
  .Nav_root, .Mark_root, .Privacy_root, .Form_root, .Money_root,
  .Path_root, .Review_root, .Scope_root, .Signal_root, .Faq_root,
  .Repeat_root, .Foot_root, .Nav_age{
    padding-left: 2rem;
    padding-right: 2rem;
  }
  .Form_paragraph{ font-size: 1.375rem; }
}

@media (min-width: 1024px){
  .Mark_title{ font-size: 4rem; }
  .Form_paragraph{ font-size: 1.5rem; line-height: 2.2; }
  .Path_list{ gap: 1rem; }
}

@media (min-width: 1440px){
  :root{ --fs-figure: clamp(7rem, 11vw, 9rem); }
  .Nav_root, .Mark_root, .Privacy_root, .Form_root, .Money_root,
  .Path_root, .Review_root, .Scope_root, .Signal_root, .Faq_root,
  .Repeat_root, .Foot_root, .Nav_age{
    padding-left: 0;
    padding-right: 0;
  }
}