/* Smartlab LoRa — pagine presentazione e flasher (si appoggia a /styles.css del sito) */
:root{
  --lora:#1FA895; --lora-d:#157F71; --lora-soft:rgba(31,168,149,.12);
  --warm:#D4724F; --navy:#14303F; --cream:#F5E6D3;
}
html[data-theme="dark"]{ --lora:#3FD0BC; --lora-d:#2DB5A2; --lora-soft:rgba(63,208,188,.14); }

.lora{ color:var(--ink); }
.lora h2{ font-size:clamp(1.5rem,2.6vw,2.1rem); }
.lora-sec{ padding:72px 0; }
.lora-alt{ background:var(--paper-alt); }
.lora-narrow{ max-width:820px; }
.lora-sub{ max-width:60ch; margin-bottom:28px; }
.lora-small{ font-size:.85rem; color:var(--steel); margin-top:18px; }
.lora code{ font-family:var(--font-mono); font-size:.88em; background:var(--lora-soft); padding:1px 6px; border-radius:6px; color:var(--ink); }

/* hero */
.lora-hero{ position:relative; color:#fff; background:var(--navy) url('/smartlab-lora/img/camouflage.webp') center/cover; overflow:hidden; }
.lora-hero::before{ content:""; position:absolute; inset:0; background:linear-gradient(100deg,rgba(10,26,36,.92) 0%,rgba(10,26,36,.72) 55%,rgba(10,26,36,.45) 100%); }
.lora-hero-inner{ position:relative; display:grid; grid-template-columns:1.15fr .85fr; align-items:center; gap:40px; padding-block:72px; }
.lora-hero h1{ color:#fff; font-size:clamp(2.6rem,6vw,4.6rem); margin-bottom:.3em; }
.lora-hero h1 em{ color:var(--lora); font-style:normal; }
.lora-kicker{ margin:0 0 14px; font-size:.8rem; font-weight:700; letter-spacing:.16em; text-transform:uppercase; color:var(--lora); }
.lora-kicker a{ text-decoration:none; color:inherit; }
.lora-lead{ font-size:1.12rem; max-width:52ch; color:rgba(255,255,255,.88); }
.lora-lead.dark-ink{ color:var(--ink-soft); }
.lora-hero-art img{ width:100%; max-width:420px; height:auto; display:block; margin-inline:auto; border-radius:34px; box-shadow:0 30px 60px -20px rgba(0,0,0,.6); }
.lora-cta{ display:flex; flex-wrap:wrap; gap:12px; margin:26px 0 14px; }
.lora-note{ font-size:.88rem; opacity:.8; margin:0; color:inherit; }
.btn-lora{ background:var(--lora); color:#06231F; }
.btn-lora:hover{ background:#2BC4AF; }
.btn-lora-ghost{ color:#fff; border-color:rgba(255,255,255,.6); }
.btn-lora-ghost:hover{ background:rgba(255,255,255,.12); }
.btn-sm{ padding:10px 18px; font-size:.88rem; }

/* cards */
.lora-grid3{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.lora-card{ background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:26px; display:flex; flex-direction:column; align-items:flex-start; }
.lora-card h3{ margin-bottom:.4em; }
.lora-card h3 small{ font-weight:500; color:var(--steel); font-size:.8rem; margin-left:6px; }
.lora-card p{ margin-bottom:1em; }
.lora-card-main{ border-color:var(--lora); box-shadow:0 0 0 3px var(--lora-soft); }
.lora-ic{ display:inline-flex; width:46px; height:46px; align-items:center; justify-content:center; border-radius:14px; background:var(--lora-soft); color:var(--lora-d); margin-bottom:14px; flex-shrink:0; }
html[data-theme="dark"] .lora-ic{ color:var(--lora); }
.lora-ic svg{ width:24px; height:24px; }
.lora-tag{ display:inline-block; font-size:.74rem; font-weight:700; letter-spacing:.04em; padding:4px 10px; border-radius:999px; background:var(--paper-alt); color:var(--ink-soft); margin-bottom:14px; }
.lora-tag-soon{ background:var(--lora-soft); color:var(--lora-d); }
html[data-theme="dark"] .lora-tag-soon{ color:var(--lora); }

/* boards */
.lora-boards{ display:grid; grid-template-columns:repeat(2,1fr); gap:20px; }
.lora-board{ margin:0; background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:22px; display:flex; flex-direction:column; align-items:center; gap:16px; }
.lora-board img{ width:100%; max-width:360px; height:200px; object-fit:contain; }
.lora-board figcaption{ display:flex; flex-direction:column; gap:4px; text-align:center; font-size:.9rem; color:var(--ink-soft); }
.lora-board figcaption strong{ color:var(--ink); font-size:1rem; }
.lora-board-ok{ border-color:var(--lora); }
.lora-pill{ font-style:normal; font-size:.78rem; font-weight:600; margin-top:6px; padding:4px 12px; border-radius:999px; background:var(--paper-alt); color:var(--ink-soft); align-self:center; }
.lora-pill.ok{ background:var(--lora-soft); color:var(--lora-d); }
html[data-theme="dark"] .lora-pill.ok{ color:var(--lora); }

/* install band */
.lora-camo{ color:#fff; background:var(--navy) url('/smartlab-lora/img/camouflage.webp') center/cover; position:relative; }
.lora-camo::before{ content:""; position:absolute; inset:0; background:rgba(10,26,36,.78); }
.lora-camo .wrap{ position:relative; }
.lora-camo h2{ color:#fff; }
.lora-camo p{ color:rgba(255,255,255,.86); }
.lora-install{ display:grid; grid-template-columns:1.4fr .6fr; gap:40px; align-items:center; }
.lora-install-art{ background:rgba(255,255,255,.06); border-radius:var(--radius); padding:20px; text-align:center; }
.lora-install-art img{ height:260px; width:auto; max-width:100%; object-fit:contain; }
.lora-checks{ list-style:none; padding:0; margin:18px 0; display:grid; gap:10px; }
.lora-checks li{ display:flex; gap:10px; align-items:flex-start; color:rgba(255,255,255,.92); }
.lora-checks svg{ width:20px; height:20px; flex-shrink:0; color:var(--lora); margin-top:3px; }

/* lists + faq */
.lora-list{ padding-left:1.2em; display:grid; gap:12px; color:var(--ink-soft); }
.lora-list strong{ color:var(--ink); }
.lora-steps{ padding-left:1.3em; display:grid; gap:12px; color:var(--ink-soft); }
.faq-item{ border:1px solid var(--line); border-radius:var(--radius-sm); background:var(--card); margin-bottom:10px; padding:0 18px; }
.faq-item summary{ cursor:pointer; padding:16px 0; font-weight:600; color:var(--ink); list-style:none; display:flex; justify-content:space-between; gap:12px; }
.faq-item summary::after{ content:"+"; font-size:1.4rem; line-height:1; color:var(--lora-d); }
.faq-item[open] summary::after{ content:"–"; }
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item p{ padding-bottom:6px; }
.lora-final{ text-align:center; }
.lora-final p{ margin-inline:auto; max-width:52ch; }

/* ---------- Flasher ---------- */
.fl-head{ padding:56px 0 8px; }
.fl-head h1{ font-size:clamp(2rem,4.4vw,3.2rem); }
.fl-head h1 em{ color:var(--lora-d); font-style:normal; }
html[data-theme="dark"] .fl-head h1 em{ color:var(--lora); }
.fl-sec{ padding:36px 0 44px; }
.fl-banner{ border-radius:var(--radius); padding:20px 22px; margin-bottom:22px; background:var(--red-soft); border:1px solid var(--red); }
.fl-banner h2{ font-size:1.15rem; margin-bottom:.3em; }
.fl-banner p{ margin:0 0 .5em; color:var(--ink); }
.fl-soon{ display:flex; gap:18px; align-items:flex-start; background:var(--card); border:1px dashed var(--lora); border-radius:var(--radius); padding:28px; }
.fl-steps{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; align-items:start; }
.fl-step{ background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:24px; transition:opacity .25s, border-color .25s; }
.fl-step.active{ border-color:var(--lora); box-shadow:0 0 0 3px var(--lora-soft); }
.fl-step header{ display:flex; align-items:center; gap:12px; margin-bottom:12px; }
.fl-step header h2{ margin:0; font-size:1.25rem; }
.fl-step header .lora-ic{ margin:0; }
.fl-n{ width:28px; height:28px; border-radius:50%; background:var(--lora); color:#06231F; font-weight:800; font-size:.85rem; display:inline-flex; align-items:center; justify-content:center; flex-shrink:0; }
.fl-step-off{ opacity:.5; pointer-events:none; }
.fl-devices{ display:grid; gap:10px; margin:14px 0; }
.fl-dev{ display:grid; grid-template-columns:64px 1fr; gap:12px; align-items:center; text-align:left; width:100%; padding:10px; border:1.5px solid var(--line); border-radius:var(--radius-sm); background:var(--paper); color:var(--ink); font:inherit; cursor:pointer; transition:border-color .2s, background .2s; }
.fl-dev:hover:not([disabled]){ border-color:var(--lora); }
.fl-dev img{ width:64px; height:64px; object-fit:contain; }
.fl-dev strong{ display:block; font-size:.95rem; line-height:1.25; }
.fl-dev span{ display:block; font-size:.78rem; color:var(--ink-soft); }
.fl-dev[aria-checked="true"]{ border-color:var(--lora); background:var(--lora-soft); }
.fl-dev[disabled]{ opacity:.55; cursor:not-allowed; }
.fl-dev .fl-soon-tag{ display:inline-block; margin-top:4px; font-size:.72rem; font-weight:700; color:var(--warm); }
.fl-detect{ margin-top:8px; }
.fl-msg{ font-size:.85rem; margin:10px 0 0; min-height:1.2em; }
.fl-msg.ok{ color:var(--lora-d); } .fl-msg.bad{ color:var(--red-dark); }
html[data-theme="dark"] .fl-msg.ok{ color:var(--lora); } html[data-theme="dark"] .fl-msg.bad{ color:var(--red); }
.fl-meta{ display:grid; grid-template-columns:auto 1fr; gap:6px 14px; margin:0 0 16px; font-size:.9rem; }
.fl-meta dt{ color:var(--steel); } .fl-meta dd{ margin:0; color:var(--ink); word-break:break-all; }
.fl-meta code{ font-size:.72rem; }
.fl-warn{ display:flex; gap:12px; background:var(--red-soft); border-radius:var(--radius-sm); padding:12px 14px; margin-bottom:14px; }
.fl-warn svg{ width:22px; height:22px; flex-shrink:0; color:var(--red-dark); margin-top:2px; }
.fl-warn p{ margin:0; font-size:.9rem; color:var(--ink); }
.fl-check{ display:flex; gap:10px; align-items:flex-start; font-size:.92rem; cursor:pointer; color:var(--ink); }
.fl-check input{ width:20px; height:20px; margin-top:2px; accent-color:var(--lora-d); flex-shrink:0; }
.fl-small{ font-size:.82rem; color:var(--steel); margin-top:14px; }
#fl-install .btn{ width:100%; font-size:1rem; padding:15px 24px; }
.fl-after h2,.fl-legal h2,#problemi h2{ margin-bottom:.7em; }

@media (max-width:900px){
  .lora-hero-inner{ grid-template-columns:1fr; padding-block:48px; }
  .lora-hero-art{ order:-1; } .lora-hero-art img{ max-width:240px; }
  .lora-grid3,.fl-steps{ grid-template-columns:1fr; }
  .lora-boards{ grid-template-columns:1fr; }
  .lora-install{ grid-template-columns:1fr; }
  .lora-sec{ padding:52px 0; }
}
@media (max-width:520px){
  .lora-cta .btn{ width:100%; white-space:normal; text-align:center; }
  .fl-soon{ flex-direction:column; }
}

[hidden]{ display:none !important; }