/* up3w by Selif: font locali, la CSP non ammette stili inline né font esterni */
@font-face { font-family: 'DM Sans'; font-style: normal; font-weight: 300; font-display: swap; src: url(fonts/dm-sans.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'DM Sans'; font-style: normal; font-weight: 400; font-display: swap; src: url(fonts/dm-sans.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'DM Sans'; font-style: normal; font-weight: 500; font-display: swap; src: url(fonts/dm-sans.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'DM Sans'; font-style: normal; font-weight: 600; font-display: swap; src: url(fonts/dm-sans.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'DM Sans'; font-style: normal; font-weight: 700; font-display: swap; src: url(fonts/dm-sans.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Space Mono'; font-style: normal; font-weight: 400; font-display: swap; src: url(fonts/space-mono-400.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Space Mono'; font-style: normal; font-weight: 700; font-display: swap; src: url(fonts/space-mono-700.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }


:root {
  --bg:       #fafafa;   /* nymea: backgroundColor */
  --surface:  #ffffff;
  --border:   #e3e6e8;
  --ny:       #57baae;   /* nymea: accentColor */
  --ny-text:  #2c8579;   /* lo stesso verde, scurito per il testo su bianco */
  --ny-soft:  #e8f5f3;
  --down:     #d6455b;
  --warn:     #c98a1c;
  --text:     #202020;   /* nymea: foregroundColor */
  --dim:      #6b7177;
  --tg-bg:    #dfe9e6;   /* chat Telegram, tema chiaro */
  --tg-in:    #ffffff;
  --tg-out:   #e3f7d6;
  --mono:     'Space Mono', monospace;
  --sans:     'DM Sans', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--bg); color: var(--text); font-family: var(--sans); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: var(--ny-text); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* ── Nav ── */
nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(250,250,250,.88); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
nav .container { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.nav-logo { font-family: var(--mono); font-weight: 700; font-size: 1.2rem; color: var(--text); letter-spacing: -0.5px; }
.nav-logo small { font-size: .7em; font-weight: 400; color: var(--dim); }
.brand { color: var(--text); font-family: var(--mono); }
.brand span, .nav-logo span { color: var(--ny); }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { color: var(--dim); font-size: .9rem; font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-links a.nav-btn { color: var(--text); border: 1px solid var(--border); padding: 8px 18px; border-radius: 8px; font-size: .85rem; font-weight: 600; }
.nav-links a.nav-btn:hover { border-color: var(--dim); color: var(--text); }

/* ── Hero ── */
.hero { padding: 150px 0 90px; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; top: -220px; left: 30%; width: 820px; height: 820px; background: radial-gradient(circle, rgba(87,186,174,.16) 0%, transparent 70%); pointer-events: none; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; position: relative; }
.hero h1 { font-weight: 700; font-size: clamp(2.2rem, 4.6vw, 3.3rem); color: var(--text); line-height: 1.12; margin-bottom: 20px; letter-spacing: -1px; }
.hero h1 .ny { color: var(--ny); }
.hero p { font-size: 1.08rem; color: var(--dim); line-height: 1.7; margin-bottom: 32px; max-width: 540px; }
.hero p strong { color: var(--text); font-weight: 600; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 26px; border-radius: 10px; font-weight: 600; font-size: .95rem; transition: all .2s; }
.btn-primary { background: var(--ny); color: #fff; }
.btn-primary:hover { background: #4aa89c; text-decoration: none; transform: translateY(-1px); }
.btn-ghost { color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover { border-color: var(--dim); text-decoration: none; transform: translateY(-1px); }

/* ── Chat Telegram (finta, con dati di esempio) ── */
.phone { background: var(--tg-bg); border: 1px solid var(--border); border-radius: 18px; overflow: hidden; box-shadow: 0 18px 50px rgba(30,60,55,.14); }
.phone-bar { display: flex; align-items: center; gap: 12px; padding: 12px 16px; background: #ffffff; border-bottom: 1px solid var(--border); }
.avatar { width: 36px; height: 36px; border-radius: 50%; background: var(--ny); color: #fff; display: grid; place-items: center; font-weight: 700; font-family: var(--mono); font-size: .8rem; flex: none; }
.phone-bar b { color: var(--text); font-size: .92rem; display: block; line-height: 1.2; }
.phone-bar small { color: var(--ny-text); font-size: .75rem; }
.chat { padding: 16px 14px 18px; display: flex; flex-direction: column; gap: 8px; font-size: .84rem; line-height: 1.45; }
.msg { max-width: 88%; padding: 8px 12px 6px; border-radius: 12px; color: #111; box-shadow: 0 1px 1px rgba(0,0,0,.08); white-space: pre-line; position: relative; }
.msg.in { background: var(--tg-in); align-self: flex-start; border-bottom-left-radius: 4px; }
.msg.out { background: var(--tg-out); align-self: flex-end; border-bottom-right-radius: 4px; }
.msg time { display: block; text-align: right; font-size: .66rem; color: #8a9499; margin-top: 2px; }
.msg.out time { color: #5ea35a; }
.kb { display: grid; gap: 4px; margin-top: 6px; max-width: 88%; }
.kb.k2 { grid-template-columns: 1fr 1fr; }
.kb span { background: rgba(255,255,255,.7); color: var(--ny-text); font-weight: 600; text-align: center; padding: 6px 8px; border-radius: 8px; font-size: .78rem; }
.replykb { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; padding: 10px; background: #f4f6f7; border-top: 1px solid var(--border); }
.replykb span { background: #ffffff; color: var(--text); border: 1px solid var(--border); text-align: center; padding: 9px 4px; border-radius: 8px; font-size: .8rem; }

/* ── Stats ── */
.stats-bar { padding: 56px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-item .num { font-family: var(--mono); font-size: 2rem; font-weight: 700; color: var(--text); }
.stat-item .num span { color: var(--ny); }
.stat-item .label { font-size: .85rem; color: var(--dim); margin-top: 4px; }

/* ── Sezioni ── */
.section-label { font-family: var(--mono); font-size: .75rem; font-weight: 700; color: var(--ny-text); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 36px; }
.features { padding: 100px 0; }
.feat-list { display: grid; grid-template-columns: repeat(2, 1fr); column-gap: 56px; border-top: 1px solid var(--border); }
.feat { display: grid; grid-template-columns: 76px 1fr; gap: 18px; padding: 24px 0; border-bottom: 1px solid var(--border); }
.feat-tag { align-self: start; justify-self: start; margin-top: 2px; font-family: var(--mono); font-size: .7rem; font-weight: 700; letter-spacing: 1px; padding: 3px 8px; border-radius: 4px; border: 1px solid currentColor; }
.t-ny { color: var(--ny-text); } .t-dn { color: var(--down); } .t-wn { color: var(--warn); } .t-tx { color: var(--text); }
.feat h3 { font-size: 1rem; color: var(--text); margin-bottom: 6px; font-weight: 600; }
.feat p { font-size: .88rem; color: var(--dim); line-height: 1.6; }

.screens { padding: 80px 0 60px; border-top: 1px solid var(--border); }
.screens-note { color: var(--dim); font-size: .9rem; margin: -22px 0 28px; }
.chats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: start; }
.chats figure { margin: 0; }
.chats figcaption { color: var(--dim); font-size: .85rem; margin-top: 10px; }

.how { padding: 80px 0 100px; border-top: 1px solid var(--border); }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.step { padding: 32px 28px; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; }
.step-tag { font-family: var(--mono); font-size: .72rem; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; color: var(--ny-text); margin-bottom: 14px; }
.step h3 { color: var(--text); font-size: 1rem; margin-bottom: 8px; }
.step p { font-size: .85rem; color: var(--dim); line-height: 1.6; }
.step code { font-family: var(--mono); font-size: .8rem; color: var(--text); }

.tech { padding: 80px 0; border-top: 1px solid var(--border); }
.tech-tags { display: flex; flex-wrap: wrap; gap: 12px; }
.tech-tag { font-family: var(--mono); font-size: .78rem; font-weight: 700; padding: 10px 20px; border-radius: 8px; background: var(--surface); border: 1px solid var(--border); color: var(--text); }

footer { padding: 32px 0; border-top: 1px solid var(--border); text-align: center; }
footer p { font-size: .8rem; color: var(--dim); }
footer a { color: var(--dim); }
footer a:hover { color: var(--text); }
footer strong { color: var(--text); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr); }
  .chats { grid-template-columns: minmax(0, 1fr); max-width: 460px; }
}
@media (max-width: 768px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .feat-list { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .nav-links a:not(.nav-btn) { display: none; }
}
@media (max-width: 480px) {
  .hero { padding: 120px 0 60px; }
  .chat { font-size: .8rem; }
}
.hero-grid > *, .chats > * { min-width: 0; }