/* =========================================================
   GrowingApp · Smart Link — stylesheet
   Tema: dark botanico, un solo accento verde.
   Raggi (regola unica): contenitori 28px · interattivi pill ·
   cornice telefono 44px. Font self-hosted (variabili).
   ========================================================= */

/* ---------- Font (self-hosted, variabili) ---------- */
@font-face {
  font-family: "Playfair Display";
  src: url("/assets/fonts/playfair-display-600.woff2") format("woff2");
  font-weight: 500 800;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Plus Jakarta Sans";
  src: url("/assets/fonts/plus-jakarta-sans-400.woff2") format("woff2");
  font-weight: 300 800;
  font-style: normal;
  font-display: swap;
}

/* ---------- Token ---------- */
:root {
  --bg-0: #070b08;
  --bg-1: #0d1710;
  --card: rgba(16, 24, 18, 0.66);
  --line: rgba(148, 233, 178, 0.14);
  --line-strong: rgba(148, 233, 178, 0.26);
  --text: #eaf4ec;
  --muted: #9fb6a6;
  --accent: #4ade80;
  --accent-deep: #1f9d57;
  --accent-ink: #06130b;
  --r-box: 28px;
  --r-phone: 44px;
  --sans: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --serif: "Playfair Display", Georgia, serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- Reset minimo ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--sans);
  color: var(--text);
  background: var(--bg-0);
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding:
    calc(env(safe-area-inset-top) + 28px)
    20px
    calc(env(safe-area-inset-bottom) + 20px);
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }

/* ---------- Fondali ---------- */
.bg-base {
  position: fixed; inset: 0; z-index: -3;
  background:
    radial-gradient(90rem 60rem at 85% -10%, rgba(45, 106, 71, 0.35), transparent 60%),
    radial-gradient(70rem 50rem at -15% 110%, rgba(30, 82, 55, 0.30), transparent 60%),
    linear-gradient(160deg, var(--bg-1), var(--bg-0) 55%);
}
.bg-leaf {
  position: fixed; z-index: -2;
  width: min(120vw, 900px); height: auto;
  right: -22%; top: -12%;
  opacity: 0.05;
  transform: rotate(18deg);
  filter: saturate(0.6);
  pointer-events: none;
  user-select: none;
}
.bg-grain {
  position: fixed; inset: 0; z-index: 60;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.6'/%3E%3C/svg%3E");
}

/* ---------- Layout ---------- */
.layout {
  width: 100%;
  max-width: 460px;
  margin: auto 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 56px;
  align-items: center;
}
@media (min-width: 1024px) {
  .layout {
    max-width: 980px;
    grid-template-columns: minmax(0, 1fr) 340px;
  }
}

/* ---------- Card ---------- */
.card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-box);
  padding: 40px 28px 34px;
  text-align: center;
  backdrop-filter: blur(18px) saturate(130%);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
  box-shadow:
    inset 0 1px 0 rgba(148, 233, 178, 0.10),
    0 30px 80px rgba(0, 0, 0, 0.45);
}
@media (min-width: 640px) { .card { padding: 48px 44px 40px; } }

/* ---------- Identità ---------- */
.logo-wrap { display: flex; justify-content: center; margin-bottom: 18px; position: relative; }
.logo-wrap::before {
  content: ""; position: absolute; top: 50%; left: 50%;
  width: 150px; height: 150px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(74, 222, 128, 0.22), transparent 65%);
  pointer-events: none;
}
.logo { width: 88px; height: 88px; border-radius: 22px; position: relative; }

.app-name {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(2.1rem, 8vw, 2.6rem);
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.app-tagline { color: var(--muted); font-size: 0.85rem; margin-top: 6px; }
.app-intro { color: var(--text); font-size: 1.02rem; line-height: 1.55; margin-top: 14px; }

/* ---------- Feature ---------- */
.features {
  margin: 26px 0 4px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 16px;
  text-align: left;
}
.feature { display: flex; gap: 14px; align-items: flex-start; }
.feature-ico {
  flex: none;
  width: 42px; height: 42px;
  display: grid; place-items: center;
  color: var(--accent);
  background: rgba(74, 222, 128, 0.10);
  border: 1px solid var(--line);
  border-radius: 14px;
}
.feature-ico svg { width: 22px; height: 22px; }
.feature-txt { display: grid; gap: 2px; }
.feature-txt strong { font-size: 0.95rem; font-weight: 600; }
.feature-txt span { color: var(--muted); font-size: 0.86rem; line-height: 1.5; }

/* ---------- Stati ---------- */
.state { display: none; margin-top: 26px; }
body.show-countdown .state--countdown { display: grid; justify-items: center; gap: 14px; }
body.show-fallback .state--fallback { display: block; }
body.is-loading .state { display: none; }

/* Countdown: anello di progresso */
@property --p { syntax: "<number>"; inherits: false; initial-value: 100; }
.ring {
  --p: 100;
  position: relative;
  width: 84px; height: 84px;
  border-radius: 50%;
  display: grid; place-items: center;
  background: conic-gradient(var(--accent) calc(var(--p) * 1%), rgba(148, 233, 178, 0.12) 0);
  transition: --p 1s linear;
}
.ring::before {
  content: ""; position: absolute;
  width: 70px; height: 70px; border-radius: 50%;
  background: #0c130e;
}
.ring-value {
  position: relative;
  font-weight: 700; font-size: 1.7rem;
  font-variant-numeric: tabular-nums;
}
.countdown-msg { color: var(--muted); font-size: 0.95rem; }
.countdown-msg strong { color: var(--text); font-weight: 600; }

.cancel-auto {
  background: none; border: none;
  color: var(--muted);
  font-family: var(--sans); font-size: 0.83rem;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
  padding: 6px 10px;
}
.cancel-auto:hover { color: var(--text); }

/* ---------- Pulsanti ---------- */
.fallback-title { font-family: var(--serif); font-weight: 600; font-size: 1.25rem; margin-bottom: 16px; }

.store-buttons { display: grid; gap: 12px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  min-height: 56px;
  padding: 12px 22px;
  border-radius: 999px;                 /* interattivi = pill */
  border: 1px solid var(--line-strong);
  color: var(--text);
  text-decoration: none;
  transition: transform 0.18s var(--ease), border-color 0.18s, background 0.18s;
}
.btn:hover { border-color: var(--accent); transform: translateY(-1px); }
.btn:active { transform: translateY(1px) scale(0.99); }
.btn.is-disabled { opacity: 0.4; pointer-events: none; }

.btn--primary {
  background: linear-gradient(160deg, var(--accent), var(--accent-deep));
  border-color: transparent;
  color: var(--accent-ink);
  box-shadow: 0 10px 30px rgba(31, 157, 87, 0.30);
}
.btn--primary:hover { border-color: transparent; filter: brightness(1.05); }

.btn-glyph { width: 22px; height: 22px; flex: none; }
.btn .btn-glyph { color: var(--accent); }
.btn--primary .btn-glyph { color: var(--accent-ink); }

.btn-text { display: grid; text-align: left; line-height: 1.15; }
.btn-text small { font-size: 0.68rem; font-weight: 500; opacity: 0.8; }
.btn-text strong { font-size: 1.02rem; font-weight: 700; }

.config-warning { margin-top: 14px; color: var(--muted); font-size: 0.83rem; }

/* ---------- Telefono (solo schermi larghi) ---------- */
.phone { display: none; }
@media (min-width: 1024px) {
  .phone { display: block; }
  .phone-frame {
    border: 1px solid var(--line-strong);
    border-radius: var(--r-phone);
    padding: 10px;
    background: #0b120d;
    box-shadow:
      inset 0 1px 0 rgba(148, 233, 178, 0.10),
      0 40px 90px rgba(0, 0, 0, 0.55);
    transform: rotate(-2deg);
  }
  .phone-frame img {
    border-radius: 34px;
    aspect-ratio: 500 / 1082;
    object-fit: cover;
    object-position: top;
    max-height: 78dvh;
  }
}

/* ---------- Footer ---------- */
.page-footer {
  margin-top: 34px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 11px;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ---------- Credito Atto (stesso pattern degli altri siti) ---------- */
.atto-credit-line {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  text-transform: none;
  opacity: 0.72;
}
.atto-credit {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--text);
  text-decoration: none;
  transition: opacity 0.25s var(--ease);
}
.atto-credit-mark { flex: none; }
.atto-credit-word {
  font-family: var(--serif);
  /* OBBLIGATORIO: il @font-face di Playfair dichiara solo 500-800.
     Senza questo si eredita 400, fuori intervallo: Safari iOS scarta
     il webfont e ripiega sul serif di sistema (diverso da desktop). */
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.01em;
}
.atto-credit-line:hover { opacity: 1; }
.atto-credit:focus-visible {
  outline: 2px solid var(--line-strong);
  outline-offset: 3px;
  border-radius: 4px;
}
@media (prefers-reduced-motion: reduce) {
  .atto-credit { transition: none; }
}

/* ---------- Ingresso (solo se il motion è gradito) ---------- */
@media (prefers-reduced-motion: no-preference) {
  .card > *, .card .feature {
    opacity: 0;
    transform: translateY(14px);
    animation: rise 0.7s var(--ease) forwards;
    animation-delay: calc(var(--i, 0) * 70ms);
  }
  .card .features { opacity: 1; transform: none; animation: none; }
  @keyframes rise {
    to { opacity: 1; transform: none; }
  }
  .phone-frame { animation: phoneIn 0.9s var(--ease) both 0.25s; }
  @keyframes phoneIn {
    from { opacity: 0; transform: rotate(-2deg) translateY(26px); }
    to   { opacity: 1; transform: rotate(-2deg) translateY(0); }
  }
}
@media (prefers-reduced-motion: reduce) {
  .ring { transition: none; }
}