/* Pian Pianino - il sito del canale (https://pianpianino.mooo.com), 7/11/2026.
   Una sera da cartone: il cielo blu della sigla, la lucina d'oro che scrive il logo, Pianino che passeggia piano
   piano sulla collina. Niente font o immagini da altri siti, niente cookie. Rispetta "riduci movimento". */

@font-face { font-family: "Poppins"; src: url("/font/poppins-800.woff2") format("woff2"); font-weight: 800; font-display: swap; }
@font-face { font-family: "Poppins"; src: url("/font/poppins-700.woff2") format("woff2"); font-weight: 700; font-display: swap; }

:root {
  --notte: #0c172d;        /* il blu della sigla e del logo */
  --notte-alta: #070e1c;
  --orizzonte: #1c3460;
  --collina-dietro: #17394a;
  --prato: #1f5a45;
  --oro: #f3b23f;          /* la lucina d'oro */
  --oro-chiaro: #ffd88c;
  --latte: #fbf3e4;
  --nebbia: #c3cbdb;       /* testo secondario */
  --inchiostro: #1a1405;   /* testo sui bottoni d'oro */
  --pagina: min(1120px, 100% - 2 * clamp(20px, 5vw, 48px));
  --titoli: "Poppins", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--notte);
  color: var(--latte);
  font: 400 1.125rem/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
img, video { max-width: 100%; }
a { color: var(--oro-chiaro); text-underline-offset: 3px; }
a:hover { color: #fff; }
a:focus-visible, .bottone:focus-visible { outline: 3px solid var(--oro-chiaro); outline-offset: 4px; border-radius: 6px; }
h1, h2, h3 { font-family: var(--titoli); color: #fff; }
h2 { font-weight: 800; font-size: clamp(2rem, 1.35rem + 2.6vw, 3.1rem); line-height: 1.08; letter-spacing: -0.015em; margin: 0 0 .35em; }
p { margin: 0 0 1em; }
.nascosto { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- Il cielo (la prima schermata) ---------- */
.cielo {
  --w: clamp(640px, 96vw, 1180px);           /* larghezza del video della lucina */
  --collina-h: clamp(120px, 15vw, 210px);
  position: relative;
  overflow: hidden;
  min-height: min(100svh, 920px);
  padding: clamp(8px, 3vh, 40px) 0 calc(var(--collina-h) + 24px);
  background:
    radial-gradient(60% 45% at 50% 100%, var(--orizzonte) 0%, transparent 70%),
    linear-gradient(to bottom, var(--notte-alta) 0%, var(--notte) 55%, #13254a 100%);
  text-align: center;
  isolation: isolate;
}
.stelle { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; }
.stelle circle { fill: #fff8e7; }
.stelle .brilla { animation: brilla 5s ease-in-out infinite; transform-box: fill-box; transform-origin: center; }
@keyframes brilla { 0%, 100% { opacity: .9; } 50% { opacity: .25; } }

.luna {
  position: absolute; z-index: -1;
  top: clamp(28px, 9vh, 96px); right: clamp(24px, 10vw, 150px);
  width: clamp(46px, 5.5vw, 78px); aspect-ratio: 1; border-radius: 50%;
  box-shadow: inset calc(clamp(46px, 5.5vw, 78px) * -.3) calc(clamp(46px, 5.5vw, 78px) * .1) 0 0 #f7e6b5;
  filter: drop-shadow(0 0 18px rgba(247, 230, 181, .45));
  transform: rotate(-18deg);
}

.marchio {
  position: relative;
  width: var(--w);
  aspect-ratio: 1200 / 632;
  margin: calc(var(--w) * -0.035) calc((100% - var(--w)) / 2) 0;
}
.logo-luce { position: absolute; inset: 0; width: 100%; height: 100%; mix-blend-mode: screen; pointer-events: none; }

.dopo-logo { position: relative; margin-top: calc(var(--w) * -0.125); padding: 0 20px; }
/* una nuvola di cielo dietro la frase: le stelle non sembrano puntini nel testo */
.dopo-logo::before {
  content: ""; position: absolute; z-index: -1; left: 50%; top: -30px; bottom: -36px;
  width: min(820px, 100%); transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(12, 23, 45, .96) 55%, rgba(12, 23, 45, 0));
}
.motto {
  font-size: clamp(1.15rem, 1rem + .6vw, 1.45rem);
  line-height: 1.45;
  max-width: 30em;
  margin: 0 auto 1.4em;
  color: var(--latte);
  text-wrap: balance;
}
.bottoni { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
.bottone {
  display: inline-flex; align-items: center; gap: .55em;
  padding: .85em 1.4em;
  border-radius: 999px;
  font: 700 1.05rem/1 var(--titoli);
  text-decoration: none;
  transition: background-color .2s, color .2s, border-color .2s;
}
.bottone.pieno { background: var(--oro); color: var(--inchiostro); }
.bottone.pieno:hover { background: var(--oro-chiaro); color: var(--inchiostro); }
.bottone.vuoto { color: var(--latte); border: 2px solid rgba(251, 243, 228, .45); }
.bottone.vuoto:hover { border-color: var(--latte); color: #fff; }
.bottone svg { width: 1.05em; height: 1.05em; flex: none; }

/* La comparsa dopo la lucina: solo se c'è JavaScript e il movimento è permesso */
.js .dopo-logo { opacity: 0; transform: translateY(10px); }
.js .cielo.rivela .dopo-logo { opacity: 1; transform: none; transition: opacity 1s ease, transform 1s ease; }

.colline { position: absolute; left: 0; right: 0; bottom: 0; height: var(--collina-h); }
.colline svg { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.passeggiata {
  position: absolute; left: 0;
  bottom: calc(var(--collina-h) * .30);
  width: clamp(78px, 8.5vw, 124px);
  animation: attraversa 110s linear infinite;
  animation-delay: -38s;
}
.passeggiata img { display: block; width: 100%; height: auto; transform-origin: 50% 95%; animation: passo 1.6s ease-in-out infinite; }
@keyframes attraversa { from { transform: translateX(-140px); } to { transform: translateX(calc(100vw + 20px)); } }
@keyframes passo { 0%, 100% { transform: translateY(0) rotate(-2deg); } 50% { transform: translateY(-3px) rotate(2deg); } }

/* ---------- I cartoni ---------- */
.prato { background: linear-gradient(to bottom, var(--prato) 0, #173f3b 90px, var(--notte) 340px); padding: 30px 0 20px; }
.serie { width: var(--pagina); margin: 0 auto; padding: clamp(28px, 5vw, 56px) 0 clamp(20px, 3vw, 32px); }
.serie > p { color: var(--nebbia); max-width: 38em; margin-bottom: 1.6em; }
.scaffale { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(18px, 3vw, 40px); }
.cartone { display: block; color: inherit; text-decoration: none; }
.cartone:focus-visible { outline: none; }
.schermo {
  position: relative; display: block;
  aspect-ratio: 16 / 9;
  border-radius: 22px; overflow: hidden;
  background: #142546;
  box-shadow: 0 22px 40px -22px rgba(0, 0, 0, .75);
  transition: box-shadow .25s;
}
.schermo img, .schermo video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.schermo video { opacity: 0; transition: opacity .3s; }
.cartone.va .schermo video { opacity: 1; }
.cartone:hover .schermo, .cartone:focus-visible .schermo { box-shadow: 0 0 0 4px var(--oro), 0 22px 40px -22px rgba(0, 0, 0, .75); }
.play {
  position: absolute; left: 14px; bottom: 14px;
  width: 50px; height: 50px; border-radius: 50%;
  background: var(--oro);
  box-shadow: 0 4px 14px rgba(0, 0, 0, .35);
  transition: opacity .3s;
}
.play::after {
  content: ""; position: absolute; left: 19px; top: 15px;
  border-style: solid; border-width: 10px 0 10px 16px;
  border-color: transparent transparent transparent var(--inchiostro);
}
.cartone.va .play { opacity: 0; }
.titolo { display: block; margin-top: .85rem; font: 700 1.3rem/1.25 var(--titoli); color: #fff; }
.nota { display: block; margin-top: .3rem; color: var(--nebbia); max-width: 44ch; }

/* ---------- Gli amici ---------- */
.amici { width: var(--pagina); margin: 0 auto; padding: clamp(48px, 7vw, 88px) 0 0; text-align: center; }
.fila {
  list-style: none; margin: clamp(26px, 4vw, 44px) 0 0; padding: 0;
  display: flex; justify-content: center; align-items: flex-start; flex-wrap: wrap;
  gap: clamp(18px, 2.5vw, 34px) clamp(10px, 2.5vw, 34px);
}
.fila li { width: clamp(132px, 15vw, 176px); }
.fila .figura { position: relative; display: flex; align-items: flex-end; justify-content: center; height: clamp(124px, 13vw, 170px); margin: 0 0 18px; }
.fila .figura::after {
  content: ""; position: absolute; z-index: 0; left: 8%; right: 8%; bottom: -9px; height: 20px; border-radius: 50%;
  background: radial-gradient(closest-side, #2a7a5b, #1f5a45 70%, rgba(31, 90, 69, 0));
}
.fila .figura img { position: relative; z-index: 1; display: block; max-height: 100%; width: auto; max-width: 100%; transform-origin: 50% 100%; }
@media (hover: hover) { .fila li:hover img { animation: salto .7s ease; } }
@keyframes salto { 0%, 100% { transform: none; } 35% { transform: translateY(-14px) rotate(-3deg); } 60% { transform: translateY(0) scaleY(.95); } }
.fila b { display: block; font: 700 1.15rem/1.2 var(--titoli); color: #fff; }
.fila li > span:not(.figura) { display: block; color: var(--nebbia); font-size: .98rem; line-height: 1.4; margin-top: 4px; }

/* ---------- Per mamme e papà ---------- */
.genitori {
  width: var(--pagina); margin: 0 auto;
  padding: clamp(64px, 9vw, 120px) 0 clamp(40px, 6vw, 80px);
  display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 72px); align-items: center;
}
.genitori p { max-width: 36em; }
.genitori b { font-family: var(--titoli); font-weight: 700; color: var(--oro-chiaro); }
.genitori .ia { color: var(--nebbia); font-size: 1rem; border-left: 3px solid var(--oro); padding-left: 14px; }
.nanna { position: relative; aspect-ratio: 1; max-width: 420px; width: 100%; justify-self: center; }
.nanna::before {
  content: ""; position: absolute; inset: 6%; border-radius: 50%;
  background: radial-gradient(circle at 38% 34%, #fff6d8 0%, #f6e3a8 45%, #e7c77a 100%);
  box-shadow: 0 0 60px 10px rgba(247, 222, 150, .28);
}
.nanna img { position: absolute; left: 50%; bottom: 14%; width: 82%; height: auto; transform: translateX(-50%); filter: drop-shadow(0 10px 14px rgba(12, 23, 45, .35)); }

/* ---------- Scriveteci ---------- */
.scrivi {
  width: var(--pagina); margin: 0 auto clamp(56px, 8vw, 96px);
  padding: clamp(32px, 5vw, 56px) clamp(22px, 5vw, 64px);
  border-radius: 28px;
  background: linear-gradient(135deg, #15284c, #10203d);
  border: 1px solid rgba(243, 178, 63, .35);
  text-align: center;
}
.scrivi p { color: var(--nebbia); max-width: 34em; margin: 0 auto 1.5em; }
.scrivi .bottone { font-size: clamp(.95rem, .85rem + .4vw, 1.1rem); }

/* ---------- Il piede ---------- */
.piede { text-align: center; padding: 10px 20px 40px; color: var(--nebbia); font-size: .95rem; }
.piede img { width: 150px; height: auto; display: block; margin: 0 auto 14px; }
.piede nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 26px; margin-bottom: 12px; }
.piede nav a { color: var(--latte); text-decoration: none; }
.piede nav a:hover { text-decoration: underline; }

/* ---------- Pagine dei termini e della privacy ---------- */
.testata-semplice { background: var(--notte); text-align: center; padding: 18px 20px 6px; }
.testata-semplice img { width: 170px; height: auto; }
.foglio { width: min(760px, 100% - 40px); margin: 0 auto; padding: 10px 0 56px; }
.foglio h1 { font-weight: 800; font-size: clamp(1.7rem, 1.3rem + 1.6vw, 2.3rem); line-height: 1.15; margin: 28px 0 6px; }
.foglio h3 { font-weight: 700; font-size: 1.15rem; margin: 30px 0 6px; }
.foglio .data, .foglio .lingue { color: var(--nebbia); margin-top: 0; }
.foglio code { background: #1b2c50; padding: 1px 7px; border-radius: 6px; font-size: .92em; }
.foglio hr { border: 0; border-top: 1px solid #2a3c62; margin: 56px 0 8px; }

/* ---------- Telefono ---------- */
@media (max-width: 720px) {
  .scaffale { grid-template-columns: minmax(0, 1fr); }
  .genitori { grid-template-columns: minmax(0, 1fr); }
  .nanna { max-width: 300px; grid-row: 1; }
  .fila li { width: calc(50% - 12px); }
}

/* ---------- Riduci movimento ---------- */
@media (prefers-reduced-motion: reduce) {
  .stelle .brilla, .passeggiata, .passeggiata img { animation: none; }
  .passeggiata { transform: translateX(66vw); }
  .js .dopo-logo { opacity: 1; transform: none; }
  .schermo, .schermo video, .play, .bottone { transition: none; }
}