/* lg10-atvirukas — pastel.css
   Konvencija: dvižodžiai semantiniai klasių vardai (story-panel, answer-list, deck-card...).
   Mobile-first. Breakpoints: 360 (bazė) / 768 / 1024 / 1440. */

:root {
  --rytas: #FBF7FF;
  --vakaras: #F0E6FA;
  --violetine: #6E4BA8;
  --persikas: #FFC9A3;
  --tekstas: #3C2A56;
  --riba: #E2D6F2;

  --space-1: 0.625rem;  /* 10px */
  --space-2: 1.25rem;   /* 20px */
  --space-3: 1.875rem;  /* 30px */
  --space-4: 2.5rem;    /* 40px */
  --space-5: 3.75rem;   /* 60px */
  --space-6: 5rem;      /* 80px */

  --radius-card: 18px;
  --radius-button: 999px;

  --font-head: "Lora", Georgia, serif;
  --font-body: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --fs-base: 1rem;
  --fs-sm: 0.875rem;
  --fs-h3: 1.35rem;
  --fs-h2: 1.8225rem;
  --fs-h1: 2.46rem;

  --shadow-top-card: 0 10px 30px rgba(60, 42, 86, 0.18);

  /* Popieriaus grūdelis — inline SVG feTurbulence, jokio išorinio vaizdo faile.
     Tonuota --tekstas atspalviu, labai žema alpha, kad liktų vien tekstūra, ne triukšmas. */
  --grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='64' height='64'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch' result='t'/%3E%3CfeColorMatrix in='t' type='matrix' values='0 0 0 0 0.235 0 0 0 0 0.165 0 0 0 0 0.337 0 0 0 0.05 0'/%3E%3C/filter%3E%3Crect width='64' height='64' filter='url(%23g)'/%3E%3C/svg%3E");
}

* { box-sizing: border-box; }

html {
  background: var(--rytas);
  overflow-x: hidden;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background: linear-gradient(180deg, var(--rytas) 0%, var(--vakaras) 100%);
  background-attachment: fixed;
  color: var(--tekstas);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

h1, h2, h3 {
  font-family: var(--font-head);
  font-style: italic;
  font-weight: 500;
  line-height: 1.35;
  margin: 0 0 var(--space-2);
  color: var(--tekstas);
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

p { margin: 0 0 var(--space-2); max-width: 62ch; }

a { color: var(--violetine); }

button {
  font-family: var(--font-body);
  cursor: pointer;
}

/* --- prieinamumas: fokusas --- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 3px solid var(--violetine);
  outline-offset: 2px;
  border-radius: 4px;
}

.deck-skip {
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--violetine);
  color: var(--rytas);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-card);
  z-index: 200;
}
.deck-skip:focus {
  left: var(--space-2);
  top: var(--space-2);
}

/* --- tinklelis --- */
.page-frame {
  max-width: 76rem;
  margin: 0 auto;
  padding: 0 var(--space-2);
}

.page-frame--header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-1);
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
}

main .page-frame {
  display: block;
}

.content-column {
  max-width: 42rem;
}

/* --- antraštė --- */
.site-mark-name {
  font-family: var(--font-head);
  font-style: italic;
  font-size: 1.35rem;
  margin: 0;
}
.site-mark-note {
  margin: 0;
  font-size: var(--fs-sm);
  color: var(--tekstas);
  opacity: 0.75;
}

.quiet-link {
  font-size: var(--fs-sm);
  text-decoration: underline;
  color: var(--tekstas);
  opacity: 0.75;
}
.quiet-link:hover { opacity: 1; }

/* --- hero --- */
.hero-block {
  padding-top: var(--space-4);
  padding-bottom: var(--space-5);
}

.hero-lede {
  font-size: 1.05rem;
}

/* --- dėklas --- */
.deck-form { margin: 0; }

.deck-stack {
  position: relative;
  list-style: none;
  margin: var(--space-4) 0 var(--space-2);
  padding: 0;
  width: 100%;
  max-width: 26rem;
  min-height: 21rem;
}

.deck-card {
  position: absolute;
  inset: 0;
  perspective: 1400px;
  transition: transform 0.4s ease, opacity 0.4s ease;
}

.deck-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.5s ease;
}

.deck-card[data-flipped="true"] .deck-card-inner {
  transform: rotateY(180deg);
}

.deck-front,
.deck-back {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: var(--radius-card);
  border: 1px solid var(--riba);
  background: var(--rytas);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  overflow-y: auto;
}

.deck-front {
  justify-content: space-between;
  background-image: linear-gradient(160deg, var(--rytas) 55%, var(--persikas) 130%), var(--grain);
  background-repeat: no-repeat, repeat;
  background-size: cover, 64px 64px;
}

.deck-back {
  transform: rotateY(180deg);
  justify-content: flex-start;
}

.deck-question {
  font-family: var(--font-head);
  font-style: italic;
  font-size: 1.2rem;
  margin: 0;
}

.deck-flip {
  align-self: flex-start;
  background: var(--violetine);
  color: var(--rytas);
  border: none;
  border-radius: var(--radius-button);
  padding: 0.6rem 1.3rem;
  font-weight: 600;
  font-size: var(--fs-sm);
}

.deck-next,
.deck-send {
  align-self: flex-start;
  background: var(--violetine);
  color: var(--rytas);
  border: none;
  border-radius: var(--radius-button);
  padding: 0.65rem 1.4rem;
  font-weight: 600;
  font-size: var(--fs-sm);
}

.deck-send { background: var(--tekstas); }

/* fiziniai kortelių sluoksniai: kiekvienas order gauna savo peeking poslinkį,
   nepriklausomai nuo to, kuri kortelė šiuo metu aktyvi */
.deck-card[data-order="1"] { z-index: 50; }
.deck-card[data-order="2"] { z-index: 40; transform: translate(0, 8px) rotate(-1deg); }
.deck-card[data-order="3"] { z-index: 30; transform: translate(0, 15px) rotate(1deg); }
.deck-card[data-order="4"] { z-index: 20; transform: translate(0, 22px) rotate(-1.3deg); }
.deck-card[data-order="5"] { z-index: 10; transform: translate(0, 29px) rotate(1.3deg); }

.deck-card[data-state="active"] {
  z-index: 60;
  transform: translate(0, 0) rotate(0deg);
}
.deck-card[data-state="active"] .deck-front,
.deck-card[data-state="active"] .deck-back {
  box-shadow: var(--shadow-top-card);
}

.deck-card[data-state="done"] {
  transform: translate(-4px, -46px) rotate(-2deg) scale(0.92) !important;
  opacity: 0;
  pointer-events: none;
  z-index: 1;
}

.field-row {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  border: none;
  padding: 0;
  margin: 0;
}
.field-row legend { font-weight: 600; padding: 0; margin: 0 0 0.35rem; }

label { font-weight: 600; font-size: var(--fs-sm); }

input[type="text"],
input[type="email"],
input[type="password"],
select {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--riba);
  border-radius: var(--radius-card);
  background-color: rgba(255, 255, 255, 0.6);
  color: var(--tekstas);
}

.answer-list--options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.answer-list--options .answer-item {
  border: 1px solid var(--riba);
  border-radius: var(--radius-card);
  padding: 0.45rem 0.85rem;
  font-weight: 400;
  font-size: var(--fs-sm);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
}
.answer-list--options .answer-item.is-checked {
  border-color: var(--violetine);
  background: rgba(110, 75, 168, 0.12);
}

.field-row--check .answer-item {
  border: none;
  padding: 0;
  font-weight: 400;
  align-items: flex-start;
}

.password-shell {
  position: relative;
  display: flex;
  align-items: center;
}
.password-shell input { flex: 1; padding-right: 2.4rem; }
.password-toggle {
  position: absolute;
  right: 0.5rem;
  background: none;
  border: none;
  color: var(--violetine);
  padding: 0.3rem;
  display: flex;
}
.password-toggle[aria-pressed="true"] { color: var(--tekstas); }

.field-error {
  color: var(--tekstas);
  background: rgba(255, 201, 163, 0.35);
  border-left: 3px solid var(--persikas);
  padding: 0.4rem 0.6rem;
  font-size: var(--fs-sm);
  border-radius: 4px;
  margin: 0;
}

.deck-status { min-height: 1.2rem; font-size: var(--fs-sm); }

.success-panel {
  margin-top: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-card);
  border: 1px solid var(--riba);
  background: rgba(110, 75, 168, 0.08);
  max-width: 26rem;
}
.success-heading {
  font-family: var(--font-head);
  font-style: italic;
  font-size: 1.3rem;
  margin: 0 0 var(--space-1);
}

/* --- story-panel --- */
.story-panel {
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-2);
  position: relative;
  background-image: var(--grain);
  background-repeat: repeat;
  background-size: 64px 64px;
  border-radius: var(--radius-card);
}

.postcard-note {
  position: relative;
  font-family: var(--font-head);
  font-style: italic;
  font-size: 1rem;
  padding: var(--space-2);
  margin-bottom: var(--space-3);
  background: var(--vakaras);
  border-radius: var(--radius-card);
  border: 1px solid var(--riba);
}
.postcard-note::before {
  content: "";
  position: absolute;
  inset: -6px -6px auto auto;
  width: 34px;
  height: 34px;
  background: var(--persikas);
  clip-path: polygon(15% 0, 100% 10%, 85% 100%, 0 85%);
  z-index: -1;
  opacity: 0.8;
}

/* --- topic-block sekcijos --- */
.topic-block {
  padding: var(--space-4) 0;
  border-top: 1px solid var(--riba);
}

.topic-steps {
  padding-left: 1.2rem;
  max-width: 62ch;
}
.topic-steps li { margin-bottom: 0.5rem; }

.answer-list { display: flex; flex-direction: column; gap: var(--space-2); }
.answer-item--faq {
  padding: var(--space-2);
  background: var(--rytas);
  border: 1px solid var(--riba);
  border-radius: var(--radius-card);
}
.answer-item-q {
  font-weight: 600;
  margin: 0 0 0.35rem;
}
.answer-item--faq p:last-child { margin-bottom: 0; }

.deck-retry {
  display: inline-block;
  margin-top: var(--space-1);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid var(--persikas);
}

/* --- poraštė --- */
.site-footer {
  border-top: 1px solid var(--riba);
  padding: var(--space-4) 0 var(--space-3);
}
.deck-links {
  list-style: none;
  padding: 0;
  margin: var(--space-1) 0;
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.deck-links a { text-decoration: underline; }
.legal-copy { font-size: var(--fs-sm); opacity: 0.75; margin: 0; }

/* --- slapukai --- */
.deck-consent {
  border-top: 1px solid var(--riba);
  background: var(--vakaras);
  padding: var(--space-2);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  text-align: center;
}
.deck-consent p { margin: 0; max-width: 42ch; font-size: var(--fs-sm); }
.deck-consent button {
  background: var(--violetine);
  color: var(--rytas);
  border: none;
  border-radius: var(--radius-button);
  padding: 0.5rem 1.2rem;
  font-weight: 600;
  font-size: var(--fs-sm);
  flex-shrink: 0;
}
.deck-consent.is-dismissed { display: none; }

/* --- 768px --- */
@media (min-width: 768px) {
  .page-frame { padding: 0 var(--space-3); }
  :root { --fs-h1: 2.9rem; }
  .deck-stack { min-height: 24rem; }
}

/* --- 1024px: asimetrinis 2/3 + 1/3 --- */
@media (min-width: 1024px) {
  main .page-frame {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-5);
    align-items: start;
  }
  .content-column { max-width: none; }
  .story-panel {
    position: sticky;
    top: var(--space-3);
    margin-top: 0;
    padding-top: 0;
  }
  .postcard-note { margin-left: var(--space-1); }
}

/* --- 1440px --- */
@media (min-width: 1440px) {
  .page-frame { max-width: 84rem; }
  :root { --fs-h1: 3.2rem; }
}

/* --- prieinamumas: sumažintas judesys --- */
@media (prefers-reduced-motion: reduce) {
  .deck-card,
  .deck-card-inner {
    transition: none !important;
  }
}