/* ===== self-hosted fonts (Nunito, Unbounded) — was Google Fonts ===== */
/* cyrillic-ext */
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(fonts/XRXV3I6Li01BKofIOOaBXso.woff2) format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* cyrillic */
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(fonts/XRXV3I6Li01BKofIMeaBXso.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* latin */
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(fonts/XRXV3I6Li01BKofINeaB.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;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(fonts/XRXV3I6Li01BKofIOOaBXso.woff2) format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* cyrillic */
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(fonts/XRXV3I6Li01BKofIMeaBXso.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* latin */
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(fonts/XRXV3I6Li01BKofINeaB.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;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(fonts/XRXV3I6Li01BKofIOOaBXso.woff2) format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* cyrillic */
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(fonts/XRXV3I6Li01BKofIMeaBXso.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* latin */
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(fonts/XRXV3I6Li01BKofINeaB.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;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(fonts/XRXV3I6Li01BKofIOOaBXso.woff2) format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* cyrillic */
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(fonts/XRXV3I6Li01BKofIMeaBXso.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* latin */
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(fonts/XRXV3I6Li01BKofINeaB.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;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 900;
  font-display: swap;
  src: url(fonts/XRXV3I6Li01BKofIOOaBXso.woff2) format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* cyrillic */
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 900;
  font-display: swap;
  src: url(fonts/XRXV3I6Li01BKofIMeaBXso.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* latin */
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 900;
  font-display: swap;
  src: url(fonts/XRXV3I6Li01BKofINeaB.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;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Unbounded';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(fonts/Yq6W-LOTXCb04q32xlpwtsZfrxE.woff2) format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* cyrillic */
@font-face {
  font-family: 'Unbounded';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(fonts/Yq6W-LOTXCb04q32xlpwv8ZfrxE.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* latin */
@font-face {
  font-family: 'Unbounded';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(fonts/Yq6W-LOTXCb04q32xlpwu8Zf.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;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Unbounded';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(fonts/Yq6W-LOTXCb04q32xlpwtsZfrxE.woff2) format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* cyrillic */
@font-face {
  font-family: 'Unbounded';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(fonts/Yq6W-LOTXCb04q32xlpwv8ZfrxE.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* latin */
@font-face {
  font-family: 'Unbounded';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(fonts/Yq6W-LOTXCb04q32xlpwu8Zf.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:#050510;--surface:#0c0c1a;--accent:#4dd8e6;--accent-bright:#9af6ff;--accent-glow:rgba(77,216,230,0.45);--mint:#6effb6;--text:#f4f6fb;--text-soft:#d3dcec;--text-dim:#9fadc4;--border:rgba(255,255,255,0.12)}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Nunito',sans-serif;background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden}
body::before{content:'';position:fixed;inset:0;z-index:0;
 background:
  radial-gradient(1.5px 1.5px at 18% 28%,rgba(255,255,255,.65),transparent),
  radial-gradient(1.5px 1.5px at 72% 62%,rgba(184,232,255,.55),transparent),
  radial-gradient(1px 1px at 44% 78%,rgba(168,255,208,.5),transparent),
  radial-gradient(1px 1px at 88% 18%,rgba(255,255,255,.5),transparent),
  radial-gradient(1px 1px at 56% 44%,rgba(126,242,255,.45),transparent),
  radial-gradient(1px 1px at 12% 58%,rgba(255,255,255,.4),transparent);
 background-repeat:repeat;background-size:520px 520px;opacity:.6;pointer-events:none}
.nebula{position:fixed;inset:0;z-index:1;
 background:
  radial-gradient(ellipse 600px 420px at 12% 18%,rgba(77,216,230,.18),transparent 70%),
  radial-gradient(ellipse 500px 360px at 88% 82%,rgba(91,245,168,.1),transparent 70%),
  radial-gradient(ellipse 340px 340px at 50% 50%,rgba(126,242,255,.06),transparent 70%);
 animation:nebulaFloat 14s ease-in-out infinite alternate;pointer-events:none}
@keyframes nebulaFloat{0%{transform:scale(1) rotate(0)}100%{transform:scale(1.04) rotate(.8deg)}}
@keyframes fadeUp{0%{opacity:0;transform:translateY(18px)}100%{opacity:1;transform:none}}
.container{position:relative;z-index:2;max-width:540px;margin:0 auto;padding:24px 20px 64px}

/* ── top bar ── */
.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;animation:fadeUp .5s ease-out}
.back{display:inline-flex;align-items:center;gap:7px;color:var(--text-soft);text-decoration:none;font-weight:800;font-size:14px;padding:9px 16px;border-radius:999px;border:1px solid var(--border);backdrop-filter:blur(12px);transition:all .22s}
.back:hover{color:#fff;border-color:var(--accent);background:rgba(77,216,230,.12)}
.brand{font-family:'Unbounded',sans-serif;font-weight:800;font-size:17px;letter-spacing:-.3px;text-decoration:none;display:inline-flex;align-items:center;gap:6px}
.brand .b1{color:var(--accent-bright)}.brand .b2{color:var(--mint)}

/* ── hero ── */
.hero{text-align:center;margin-bottom:20px;animation:fadeUp .5s ease-out .04s both}
.platform-icon{font-size:56px;display:block;margin:0 auto 8px;filter:drop-shadow(0 0 24px var(--accent-glow));line-height:1}
.hero h1{font-family:'Unbounded',sans-serif;font-size:26px;font-weight:700;letter-spacing:-.5px;background:linear-gradient(135deg,var(--accent-bright),#fff 50%,var(--mint));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;filter:drop-shadow(0 0 18px rgba(126,242,255,.3));margin-bottom:6px;text-wrap:balance}
.hero p{color:var(--text-soft);font-weight:700;font-size:15px;line-height:1.5;max-width:400px;margin:0 auto;text-wrap:balance}

/* ── tabs ── */
.tabs{display:flex;gap:8px;margin:0 auto 24px;max-width:400px;animation:fadeUp .5s ease-out .08s both}
.tabs a{flex:1;min-width:0;display:flex;align-items:center;justify-content:center;gap:5px;text-align:center;text-decoration:none;font-weight:800;font-size:14px;line-height:1;padding:11px 6px;border-radius:999px;border:1px solid var(--border);color:var(--text-soft);backdrop-filter:blur(10px);background:rgba(20,28,48,.6);white-space:nowrap;transition:all .22s}
.tabs a:hover{color:#fff;border-color:rgba(77,216,230,.5)}
.tabs a.active{color:#04111a;background:linear-gradient(135deg,var(--accent-bright),var(--mint));border-color:transparent;box-shadow:0 6px 22px rgba(77,216,230,.35)}
.tabs a .t-ico{font-size:15px;line-height:1;flex-shrink:0}

/* ── download pill ── */
.dl{display:flex;align-items:center;gap:14px;text-decoration:none;background:linear-gradient(135deg,rgba(77,216,230,.18),rgba(91,245,168,.12));border:1px solid rgba(110,255,182,.45);border-radius:999px;padding:14px 22px;margin-bottom:28px;transition:all .22s;animation:fadeUp .5s ease-out .12s both;box-shadow:inset 0 1px 0 rgba(255,255,255,.1)}
.dl:hover{transform:translateY(-2px);border-color:var(--accent);box-shadow:0 10px 28px rgba(77,216,230,.25)}
.dl .dl-ico{font-size:30px;flex-shrink:0;filter:drop-shadow(0 0 8px rgba(77,216,230,.5))}
.dl .dl-txt{flex:1;text-align:left}
.dl .dl-top{font-size:11px;font-weight:800;color:var(--accent-bright);text-transform:uppercase;letter-spacing:.8px}
.dl .dl-main{font-size:16px;font-weight:900;color:var(--text)}
.dl .dl-arr{color:var(--accent);font-size:18px;font-weight:900}

/* ── timeline ── */
.timeline{position:relative;padding-left:52px;margin-bottom:6px}
.timeline::before{content:'';position:absolute;left:17px;top:18px;bottom:18px;width:2.5px;border-radius:3px;background:linear-gradient(180deg,var(--accent-bright) 0%,var(--mint) 100%);opacity:.28}
.tstep{position:relative;padding-bottom:28px;animation:fadeUp .45s ease-out both}
.tstep:last-child{padding-bottom:0}
.tnode{position:absolute;left:-52px;top:0;width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:'Unbounded',sans-serif;font-weight:700;font-size:15px;color:#04111a;background:linear-gradient(135deg,var(--accent-bright),var(--mint));box-shadow:0 4px 18px rgba(77,216,230,.45),0 0 0 5px var(--bg)}
.t-title{font-weight:800;font-size:16.5px;color:#fff;line-height:1.45;padding-top:6px;text-wrap:pretty}
.t-note{margin-top:5px;font-size:13.5px;color:var(--text-soft);font-weight:600;line-height:1.45}
.chip{display:inline-block;background:rgba(77,216,230,.18);border:1px solid rgba(110,255,182,.3);color:var(--accent-bright);font-weight:800;padding:2px 10px;border-radius:999px;font-size:13px;vertical-align:middle}
/* ── inline app link ── */
.app-link{color:var(--accent-bright);font-weight:800;text-decoration:underline;text-decoration-thickness:2px;text-decoration-color:rgba(126,242,255,.45);text-underline-offset:3px;text-decoration-skip-ink:none;transition:color .2s,text-decoration-color .2s}
.app-link:hover{color:#fff;text-decoration-color:#fff}
.t-note .app-link{color:var(--accent-bright);font-weight:800}

/* ── screenshot frame ── */
/* Click / tap opens a centred lightbox overlay (works for both narrow and wide
   shots). The frame itself never scales, so it never overlaps the timeline or
   neighbouring steps. */
.shot{position:relative;margin-top:14px;display:block;width:-moz-fit-content;width:fit-content;max-width:220px;border-radius:22px;overflow:hidden;border:1.5px solid rgba(255,255,255,.14);box-shadow:0 12px 36px rgba(0,0,0,.55),0 0 0 1px rgba(77,216,230,.08);background:#080c18;line-height:0;cursor:zoom-in;transition:transform .22s,border-color .22s,box-shadow .22s}
.shot:hover{transform:translateY(-2px);border-color:rgba(77,216,230,.42);box-shadow:0 18px 48px rgba(0,0,0,.6),0 0 0 1px rgba(77,216,230,.2),0 0 30px rgba(77,216,230,.16)}
.shot img{display:block;width:100%;height:auto}
.shot.wide{border-radius:18px;max-width:100%}

/* ── lightbox (zoom) ── */
.lightbox{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:24px;background:rgba(4,6,14,.82);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);opacity:0;visibility:hidden;transition:opacity .25s;cursor:zoom-out}
.lightbox.open{opacity:1;visibility:visible}
.lightbox img{max-width:min(94vw,860px);max-height:88vh;width:auto;height:auto;border-radius:18px;border:1.5px solid rgba(77,216,230,.3);box-shadow:0 30px 90px rgba(0,0,0,.7),0 0 50px rgba(77,216,230,.15);transform:scale(.96);transition:transform .25s cubic-bezier(.2,.7,.3,1)}
.lightbox.open img{transform:scale(1)}
.lb-close{position:absolute;top:16px;right:18px;width:46px;height:46px;border-radius:50%;border:1px solid var(--border);background:rgba(20,28,48,.7);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#fff;font-size:26px;line-height:1;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s}
.lb-close:hover{border-color:var(--accent);background:rgba(77,216,230,.16)}
@media (prefers-reduced-motion:reduce){.shot,.lightbox img{transition:none}}

/* ── tip ── */
.tip{display:flex;gap:12px;align-items:flex-start;margin-top:24px;background:rgba(91,245,168,.1);border:1px solid rgba(110,255,182,.35);border-radius:999px;padding:14px 22px;font-size:14px;font-weight:700;line-height:1.5;color:var(--text);animation:fadeUp .45s ease-out both}
.tip .tip-ico{font-size:20px;flex-shrink:0;line-height:1.2}
.tip b{color:var(--mint)}

/* ── footer ── */
.gfooter{text-align:center;margin-top:32px;display:flex;flex-direction:column;align-items:center;gap:12px;animation:fadeUp .5s ease-out .15s both}
.tg-btn{display:inline-flex;align-items:center;gap:9px;text-decoration:none;font-weight:900;font-size:16px;color:#04111a;padding:14px 32px;border-radius:999px;background:linear-gradient(135deg,var(--accent-bright),var(--mint));box-shadow:0 8px 28px rgba(77,216,230,.35);transition:all .22s}
.tg-btn:hover{transform:translateY(-2px);box-shadow:0 12px 36px rgba(77,216,230,.5)}
.support{color:var(--text-soft);text-decoration:none;font-size:13.5px;font-weight:700;padding:8px 20px;border-radius:999px;border:1px solid var(--border);transition:all .22s}
.support:hover{color:#fff;border-color:var(--accent)}
/* ── back-to-home button (end of guide) ── */
.home-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;font-weight:800;font-size:15px;color:var(--text);padding:13px 30px;border-radius:999px;border:1px solid rgba(77,216,230,.4);background:rgba(20,28,48,.55);backdrop-filter:blur(10px);box-shadow:inset 0 1px 0 rgba(255,255,255,.08);transition:all .22s}
.home-btn:hover{color:#04111a;border-color:transparent;background:linear-gradient(135deg,var(--accent-bright),var(--mint));box-shadow:0 8px 26px rgba(77,216,230,.32);transform:translateY(-2px)}
.home-btn .h-ico{font-size:16px;line-height:1}
.gsep{width:120px;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.14),transparent);margin:6px 0}

@media(max-width:480px){
 .hero h1{font-size:22px}
 .platform-icon{font-size:48px}
 .container{padding:18px 14px 50px}
 .shot img{max-width:180px}
 .tip{border-radius:20px;flex-direction:column;gap:8px;text-align:center}
}
@media(max-width:380px){
 .tabs{gap:6px}
 .tabs a{font-size:12.5px;padding:10px 4px;gap:4px}
 .tabs a .t-ico{font-size:14px}
}

/* ── smooth image fade-in ── */
@keyframes imgIn{from{opacity:0}to{opacity:1}}
.shot img{animation:imgIn .55s ease both}
@media (prefers-reduced-motion: reduce){.shot img{animation:none}.nebula{animation:none}}