/* =========================================================
   Anna & Marco — pinned scrollytelling
   Una sola scena fissa che lo scroll "costruisce".
   ========================================================= */
:root {
  --ink:   #2b2723;
  --cream: #f6f1e9;
  --sage:  #8a957f;
  --terra: #c08a6e;
  --serif: "Cormorant Garamond", Georgia, serif;
  --sans:  "Jost", system-ui, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --mark: 192, 138, 110;   /* colore evidenziatore (rgb) */
}

/* ---------- evidenziatore (si "passa" scrollando) ---------- */
.mark {
  background-image: linear-gradient(120deg, rgba(var(--mark), 0.3), rgba(var(--mark), 0.5));
  background-repeat: no-repeat;
  background-position: 0 86%;
  background-size: 0% 42%;        /* la larghezza viene animata 0% → 100% */
  padding: 0 0.08em;
  border-radius: 3px;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--sans); color: var(--ink); background: var(--cream);
  font-weight: 300; line-height: 1.6; overflow-x: hidden;
}

/* ---------- progress + loader ---------- */
.progress-bar {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: var(--terra); z-index: 1000;
}
.loader {
  position: fixed; inset: 0; background: var(--cream); z-index: 2000;
  display: grid; place-items: center;
  transition: opacity .8s var(--ease), visibility .8s;
}
.loader.hidden { opacity: 0; visibility: hidden; }
.loader-amp {
  font-family: var(--serif); font-style: italic;
  font-size: clamp(4rem, 12vw, 9rem); color: var(--terra);
  animation: pulse 1.4s var(--ease) infinite;
}
@keyframes pulse { 0%,100%{opacity:.35;transform:scale(.96);} 50%{opacity:1;transform:scale(1);} }

/* =========================================================
   IL MOTORE: track lungo + stage fissa (sticky)
   ========================================================= */
.scroll-track {
  height: 1400vh;           /* lunghezza di scroll = "durata" del racconto */
  position: relative;
}
.stage {
  position: sticky; top: 0;
  height: 100vh; width: 100%;
  overflow: hidden;
  display: grid; place-items: center;
  background: var(--cream);   /* cambia colore via JS lungo lo scroll */
}

/* filo conduttore centrale che cresce */
.thread {
  position: absolute; left: 50%; top: 0;
  width: 1px; height: 100%;
  background: linear-gradient(var(--terra), transparent);
  transform: translateX(-50%) scaleY(0);
  transform-origin: top;
  opacity: .5;
}

/* ---------- cornice "a lacci" ---------- */
.frame {
  position: absolute; inset: 4.5vmin;
  pointer-events: none; z-index: 1;
}
.bar { position: absolute; background: var(--terra); opacity: 0.5; }
.bar-top-l, .bar-top-r, .bar-bot-l, .bar-bot-r { height: 1.5px; }
.bar-right, .bar-left { width: 1.5px; }
.bar-top-l { top: 0; left: 0; right: 50%; transform-origin: right center; }
.bar-top-r { top: 0; left: 50%; right: 0; transform-origin: left center; }
.bar-right { top: 0; bottom: 0; right: 0; transform-origin: center top; }
.bar-left  { top: 0; bottom: 0; left: 0;  transform-origin: center top; }
.bar-bot-l { bottom: 0; left: 0; right: 50%; transform-origin: left center; }
.bar-bot-r { bottom: 0; left: 50%; right: 0; transform-origin: right center; }

/* fiocco in alto + nodo in basso */
.tie, .knot {
  position: absolute; left: 50%; width: 9px; height: 9px;
  background: var(--terra);
}
.tie  { top: 0;    transform: translate(-50%, -50%) rotate(45deg); opacity: 0.7; }
.knot { bottom: 0; transform: translate(-50%, 50%) rotate(45deg); opacity: 0; }

/* lacci messi da parte: ora c'è il ramo botanico (restano nel codice) */
.thread, .frame { display: none; }

/* ---------- ramo botanico protagonista (line-art che si disegna) ---------- */
.vine {
  position: absolute; inset: 0; width: 100%; height: 100%;
  z-index: 1; pointer-events: none; overflow: visible;
}
.vine .stem {
  fill: none; stroke: var(--sage); stroke-width: 6;
  stroke-linecap: round; stroke-linejoin: round; opacity: 0.32;
}
.vine .leaf {
  fill: none; stroke: var(--sage); stroke-width: 4.5;
  stroke-linecap: round; stroke-linejoin: round; opacity: 0.32;
}
.vine .flower {
  fill: none; stroke: var(--terra); stroke-width: 4.5;
  stroke-linecap: round; stroke-linejoin: round; opacity: 0.42;
}

/* ogni scena occupa la stessa area, sovrapposta */
.scene {
  position: absolute; inset: 0; z-index: 2;   /* sopra il ramo */
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center; padding: 6vw;
  opacity: 0;                 /* GSAP gestisce la visibilità */
}

/* ---------- testi comuni ---------- */
.s-pretitle {
  text-transform: uppercase; letter-spacing: .5em;
  font-size: clamp(.7rem, 1.6vw, .9rem); padding-left: .5em;
  margin-bottom: 1.4rem;
}
.s-label {
  text-transform: uppercase; letter-spacing: .4em;
  font-size: .85rem; margin-bottom: 2.4rem;
}

/* ---------- SCENA 1 · apertura ---------- */
.s-names {
  font-family: var(--serif); font-weight: 300; line-height: .95;
  font-size: clamp(3.5rem, 13vw, 9rem);
  display: flex; flex-direction: column; align-items: center;
}
.s-names .amp { font-style: italic; color: var(--terra); font-size: .6em; margin: .08em 0; }
.s-date { margin-top: 1.6rem; letter-spacing: .4em; font-size: clamp(.85rem, 2vw, 1.1rem); padding-left: .4em; }

/* ---------- SCENA 2 · frase ---------- */
.s-quote {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(1.6rem, 5.5vw, 3.6rem); line-height: 1.3;
  max-width: 18ch;
}
.s-quote .w { display: inline-block; }
.s-quote .accent { font-style: italic; color: var(--terra); }

/* ---------- SCENA 3 · storia ---------- */
.story-track { display: flex; flex-direction: column; gap: clamp(1rem, 4vh, 2.4rem); }
.tappa { display: flex; align-items: baseline; gap: 1.4rem; justify-content: center; }
.t-year { font-family: var(--serif); font-size: clamp(1.6rem, 5vw, 2.8rem); color: var(--terra); min-width: 3.5ch; text-align: right; }
.t-text { font-family: var(--serif); font-size: clamp(1.3rem, 4vw, 2.2rem); }

/* ---------- SCENA 4 · countdown ---------- */
.count-grid { display: flex; gap: clamp(1.2rem, 5vw, 3.5rem); justify-content: center; }
.cu { display: flex; flex-direction: column; align-items: center; }
.cn { font-family: var(--serif); font-size: clamp(2.6rem, 8vw, 5rem); line-height: 1; color: var(--ink); }
.cl { text-transform: uppercase; letter-spacing: .25em; font-size: .7rem; margin-top: .6rem; opacity: .8; }

/* ---------- SCENA 5 · evento (apericena) ---------- */
.prog-title {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(2.2rem, 8vw, 4rem); line-height: 1.05;
}
.prog-note {
  font-family: var(--serif); font-style: italic; color: var(--terra);
  font-size: clamp(1.3rem, 4.5vw, 2rem); margin-top: 0.9rem;
}

/* ---------- SCENA 6 · finale ---------- */
.s-final-title { font-family: var(--serif); font-weight: 400; font-size: clamp(2.6rem, 9vw, 5.5rem); margin: .3rem 0 1.4rem; }
.s-final-hint { text-transform: uppercase; letter-spacing: .3em; font-size: .7rem; opacity: .6; }

/* =========================================================
   OUTRO (scroll normale)
   ========================================================= */
.outro { background: var(--ink); color: var(--cream); padding: clamp(4rem, 12vh, 8rem) 8vw; }
.outro-inner { max-width: 560px; margin: 0 auto; text-align: center; }
.outro-title { font-family: var(--serif); font-weight: 400; font-size: clamp(2rem, 6vw, 3rem); }
.outro-sub { letter-spacing: .2em; opacity: .7; margin: .6rem 0 3rem; font-size: .9rem; }

/* blocchi info (dove · dress code · regalo · rsvp) */
.info-block { margin-bottom: clamp(3rem, 9vh, 5.5rem); }
.info-block:last-of-type { margin-bottom: 0; }
.info-h { text-transform: uppercase; letter-spacing: .35em; font-size: .78rem; opacity: .55; margin-bottom: 1.1rem; }
.info-big { font-family: var(--serif); font-size: clamp(1.9rem, 6vw, 2.8rem); }
.info-sub { letter-spacing: .12em; opacity: .8; margin: .4rem 0 1.8rem; font-size: .95rem; }
.info-text { font-family: var(--serif); font-size: clamp(1.25rem, 3.8vw, 1.7rem); line-height: 1.5; max-width: 32ch; margin: 0 auto; opacity: .92; }
.info-iban { margin-top: 1.8rem; font-size: .72rem; letter-spacing: .25em; text-transform: uppercase; opacity: .55; }
.info-iban span { display: block; margin-top: .5rem; font-family: var(--serif); text-transform: none; letter-spacing: .08em; font-size: 1.15rem; opacity: .95; color: var(--terra); }

.rsvp-form { display: grid; grid-template-columns: 1fr 1fr; gap: 1.6rem 1.4rem; text-align: left; }
.field { position: relative; }
.field-full { grid-column: 1 / -1; }
.field input, .field select, .field textarea {
  width: 100%; font-family: var(--sans); font-size: 1rem; font-weight: 300;
  color: var(--cream); background: transparent; border: none;
  border-bottom: 1px solid rgba(246,241,233,.25);
  padding: .9rem 0 .5rem; outline: none; transition: border-color .3s;
}
.field select option { color: var(--ink); }
.field textarea { resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--terra); }
.field label { position: absolute; left: 0; top: .9rem; pointer-events: none; opacity: .55; transition: all .25s var(--ease); }
.field input:focus + label, .field input:not(:placeholder-shown) + label,
.field textarea:focus + label, .field textarea:not(:placeholder-shown) + label {
  top: -.7rem; font-size: .72rem; letter-spacing: .1em; opacity: .9; color: var(--terra);
}
.field select { cursor: pointer; }

.btn {
  display: inline-block; font-family: var(--sans); font-weight: 400;
  text-transform: uppercase; letter-spacing: .25em; font-size: .8rem;
  text-decoration: none; color: var(--cream); background: transparent;
  border: 1px solid var(--terra); padding: 1rem 2.4rem; cursor: pointer;
  transition: background .4s var(--ease), color .4s var(--ease);
}
.btn:hover { background: var(--terra); color: var(--cream); }
.btn-full { grid-column: 1 / -1; width: 100%; margin-top: .5rem; }
.map-btn { margin-top: 2.5rem; }

.outro-footer { margin-top: 4rem; }
.of-amp { font-family: var(--serif); font-style: italic; font-size: clamp(2.5rem, 8vw, 4rem); color: var(--terra); }
.of-date { letter-spacing: .2em; opacity: .6; margin-top: .6rem; font-size: .85rem; }

@media (max-width: 640px) {
  .rsvp-form { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .loader-amp { animation: none; }
}