/* ShadowVPN docs — shared stylesheet */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --black:   #080810;
  --surface: #0f0f1a;
  --card:    #13131f;
  --pink:    #e879a0;
  --pink-d:  #c45c80;
  --violet:  #a78bda;
  --mint:    #6fd4be;
  --text:    #e8e6f0;
  --muted:   rgba(232,230,240,.5);
  --muted-2: rgba(232,230,240,.7);
  --border:  rgba(232,230,240,.08);
  --border-2:rgba(232,230,240,.14);
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Syne', sans-serif;
  background: var(--black);
  color: var(--text);
  overflow-x: hidden;
  min-height: 100vh;
  cursor: none;
  line-height: 1.65;
}

/* Custom cursor */
#cursor {
  width: 10px; height: 10px;
  background: var(--pink); border-radius: 50%;
  position: fixed; pointer-events: none; z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width .2s, height .2s, background .2s;
  mix-blend-mode: screen;
}
#cursor.big { width: 36px; height: 36px; background: var(--violet); }

/* Ambient background */
.bg-wrap { position: fixed; inset: 0; pointer-events: none; z-index: 0; overflow: hidden; }
.grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 90% at 50% 20%, black 30%, transparent 100%);
}
.blob { position: absolute; border-radius: 50%; filter: blur(110px); }
.b1 { width: 480px; height: 480px; background: rgba(232,121,160,.13); top: -120px; right: -60px; }
.b2 { width: 380px; height: 380px; background: rgba(167,139,218,.1);  top: 40%; left: -120px; }
.b3 { width: 280px; height: 280px; background: rgba(111,212,190,.08); bottom: -80px; right: 20%; }

/* NAV */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.4rem 5rem;
  background: rgba(8,8,16,.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.logo {
  font-size: 1.1rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--text); text-decoration: none;
  display: flex; align-items: center; gap: .6rem;
  white-space: nowrap;
}
.logo-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--pink); box-shadow: 0 0 10px var(--pink);
  animation: pulse 2s infinite; flex-shrink: 0;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 6px var(--pink); }
  50% { box-shadow: 0 0 18px var(--pink), 0 0 32px rgba(232,121,160,.3); }
}
.nav-links { display: flex; gap: 2rem; list-style: none; align-items: center; }
.nav-links a {
  font-size: .76rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--muted); text-decoration: none; transition: color .2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links a.active { color: var(--pink); }
.nav-tg {
  background: var(--pink) !important; color: var(--black) !important;
  padding: .48rem 1.2rem; border-radius: 40px;
  font-weight: 600 !important; letter-spacing: .1em !important;
}

/* TG floating corner widget */
.tg-corner {
  position: fixed; right: 1.6rem; bottom: 1.6rem; z-index: 90;
  display: flex; flex-direction: column; gap: .55rem;
  align-items: flex-end;
}
.tg-corner a {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: 'DM Mono', monospace;
  font-size: .7rem; letter-spacing: .08em;
  padding: .55rem .9rem;
  background: rgba(19,19,31,.88);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: 40px;
  color: var(--muted-2); text-decoration: none;
  transition: .25s;
}
.tg-corner a:hover { color: var(--text); border-color: var(--pink); transform: translateX(-3px); }
.tg-corner a .ico {
  font-size: .85rem; filter: drop-shadow(0 0 6px rgba(232,121,160,.5));
}

/* HERO */
.page {
  position: relative; z-index: 1;
  padding: 8rem 5rem 6rem;
  max-width: 1100px; margin: 0 auto;
}
.crumb {
  font-family: 'DM Mono', monospace;
  font-size: .68rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--mint); margin-bottom: 1.5rem;
  display: flex; align-items: center; gap: .6rem;
}
.crumb::before { content: '//'; opacity: .45; }
.crumb a { color: var(--mint); text-decoration: none; opacity: .7; transition: opacity .2s; }
.crumb a:hover { opacity: 1; }
.crumb-sep { opacity: .3; }

h1 {
  font-size: clamp(2.4rem, 5vw, 4.4rem);
  font-weight: 700; line-height: .98;
  letter-spacing: -.025em;
  margin-bottom: 1.8rem;
  overflow-wrap: break-word;
  word-wrap: break-word;
  hyphens: auto;
}
h1 em { font-style: normal; color: var(--pink); }
h1 .outline { -webkit-text-stroke: 1px rgba(232,230,240,.28); color: transparent; }

.lead {
  font-size: 1.05rem; line-height: 1.75;
  color: var(--muted-2); max-width: 640px;
  font-weight: 300;
  margin-bottom: 2rem;
}
.meta-row {
  display: flex; flex-wrap: wrap; gap: 1rem;
  font-family: 'DM Mono', monospace;
  font-size: .7rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 3.5rem;
  padding-bottom: 2rem; border-bottom: 1px solid var(--border);
}
.meta-row span { display: inline-flex; gap: .5rem; align-items: center; }
.meta-row span::before { content: '◆'; color: var(--violet); font-size: .55rem; }

/* CONTENT BLOCKS */
.doc { display: flex; flex-direction: column; gap: 2.6rem; }

.doc-section {
  background: rgba(15,15,26,.55);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2.4rem 2.2rem;
  position: relative;
  transition: border-color .3s;
}
.doc-section:hover { border-color: var(--border-2); }
.doc-section::before {
  content: ''; position: absolute; left: 0; top: 2.4rem;
  width: 3px; height: 28px;
  background: var(--pink); border-radius: 0 3px 3px 0;
  box-shadow: 0 0 10px rgba(232,121,160,.5);
}

.doc-num {
  font-family: 'DM Mono', monospace;
  font-size: .65rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--mint); margin-bottom: .7rem;
}
h2 {
  font-size: clamp(1.35rem, 2.2vw, 1.7rem);
  font-weight: 600; line-height: 1.2;
  letter-spacing: -.015em;
  margin-bottom: 1.3rem;
  color: var(--text);
}
h3 {
  font-size: 1rem; font-weight: 600;
  color: var(--violet);
  margin: 1.6rem 0 .7rem;
  letter-spacing: .01em;
}

.doc-section p { color: var(--muted-2); margin-bottom: .85rem; font-weight: 300; }
.doc-section p:last-child { margin-bottom: 0; }
.doc-section strong { color: var(--text); font-weight: 500; }

ul.doc-list { list-style: none; padding: 0; margin: .5rem 0 1rem; }
ul.doc-list li {
  position: relative; padding-left: 1.5rem;
  margin-bottom: .6rem; color: var(--muted-2); font-weight: 300;
}
ul.doc-list li::before {
  content: '→'; position: absolute; left: 0; top: 0;
  color: var(--pink); font-family: 'DM Mono', monospace;
  font-size: .85rem;
}

/* highlight callout for HWID etc */
.callout {
  margin: 1.2rem 0;
  padding: 1.1rem 1.3rem;
  border-left: 2px solid var(--violet);
  background: rgba(167,139,218,.06);
  border-radius: 0 8px 8px 0;
  font-size: .92rem;
  color: var(--muted-2);
}
.callout-tag {
  display: inline-block;
  font-family: 'DM Mono', monospace;
  font-size: .6rem; letter-spacing: .15em; text-transform: uppercase;
  color: var(--violet); margin-bottom: .4rem;
}

/* INDEX cards */
.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.3rem;
  margin-top: 1rem;
}
.card-link {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2.2rem 2rem;
  text-decoration: none;
  color: var(--text);
  position: relative; overflow: hidden;
  transition: .3s;
  display: flex; flex-direction: column; gap: 1rem;
  min-height: 240px;
}
.card-link:hover {
  border-color: var(--pink);
  transform: translateY(-4px);
  background: linear-gradient(160deg, rgba(232,121,160,.07), var(--card) 55%);
}
.card-link .tag {
  font-family: 'DM Mono', monospace;
  font-size: .62rem; letter-spacing: .18em; text-transform: uppercase;
  color: var(--mint);
}
.card-link h3 {
  font-size: 1.4rem; color: var(--text); margin: 0;
  font-weight: 600;
}
.card-link p { color: var(--muted); font-size: .9rem; font-weight: 300; }
.card-link .arrow {
  margin-top: auto;
  font-family: 'DM Mono', monospace;
  font-size: .72rem; letter-spacing: .15em; text-transform: uppercase;
  color: var(--pink);
  display: inline-flex; align-items: center; gap: .6rem;
}
.card-link:hover .arrow { gap: 1rem; }

/* FOOTER */
footer {
  position: relative; z-index: 1;
  padding: 3rem 5rem 2.5rem;
  border-top: 1px solid var(--border);
  background: rgba(8,8,16,.6);
  margin-top: 4rem;
}
.footer-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; justify-content: space-between;
  align-items: center; flex-wrap: wrap; gap: 1.5rem;
}
.footer-inner .left { display: flex; align-items: center; gap: .7rem; }
.footer-inner .left span:not(.logo-dot) {
  font-size: .85rem; color: var(--muted); font-weight: 300;
}
.footer-inner .right {
  font-family: 'DM Mono', monospace;
  font-size: .7rem; letter-spacing: .12em;
  color: var(--muted);
}
.footer-inner .right a {
  color: var(--muted); text-decoration: none; margin-left: 1.2rem;
  transition: color .2s;
}
.footer-inner .right a:hover { color: var(--pink); }

/* fade-up reveal */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .55s ease, transform .55s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }

/* ====== RESPONSIVE ====== */

/* Tablet */
@media (max-width: 1024px) {
  nav { padding: 1.1rem 2rem; }
  .page { padding: 7rem 2rem 4rem; }
  footer { padding: 2.5rem 2rem 2rem; }
}

/* Mobile */
@media (max-width: 720px) {
  /* Disable cursor & hover effects */
  body { cursor: auto; }
  #cursor { display: none !important; }

  /* NAV: compact, hide secondary links, keep logo + TG button */
  nav {
    padding: .9rem 1.1rem;
  }
  .logo { font-size: .95rem; gap: .5rem; }
  .nav-links { gap: .6rem; }
  .nav-links a:not(.nav-tg) { display: none; }
  .nav-tg {
    padding: .45rem 1rem !important;
    font-size: .7rem !important;
  }

  /* PAGE: tighter padding, leave room at bottom for floating TG */
  .page {
    padding: 5.5rem 1.1rem 7rem;
  }

  /* Background: dimmer blobs on mobile so text stays readable */
  .blob { filter: blur(80px); opacity: .7; }
  .b1 { width: 280px; height: 280px; }
  .b2 { width: 240px; height: 240px; }
  .b3 { width: 200px; height: 200px; }
  .grid-bg { background-size: 40px 40px; }

  /* Typography: smaller h1, tighter line-height */
  h1 {
    font-size: clamp(1.6rem, 6.5vw, 2.2rem);
    line-height: 1.08;
    margin-bottom: 1.3rem;
    letter-spacing: -.015em;
  }
  /* На мобиле br в h1 не нужны — пусть текст переносится сам */
  h1 br { display: none; }
  .crumb { font-size: .62rem; letter-spacing: .15em; margin-bottom: 1rem; }
  .lead {
    font-size: .95rem;
    line-height: 1.65;
    margin-bottom: 1.6rem;
  }

  /* Meta row: stack vertically on tiny screens, smaller font */
  .meta-row {
    gap: .5rem .9rem;
    font-size: .6rem;
    letter-spacing: .1em;
    margin-bottom: 2.2rem;
    padding-bottom: 1.4rem;
  }

  /* Doc sections: tighter padding, smaller side accent */
  .doc { gap: 1.4rem; }
  .doc-section {
    padding: 1.5rem 1.2rem;
    border-radius: 11px;
  }
  .doc-section::before {
    top: 1.5rem;
    height: 22px;
    width: 2px;
  }
  .doc-num {
    font-size: .58rem;
    letter-spacing: .15em;
    margin-bottom: .55rem;
  }
  h2 {
    font-size: 1.25rem;
    line-height: 1.25;
    margin-bottom: 1rem;
  }
  h3 {
    font-size: .92rem;
    margin: 1.2rem 0 .55rem;
  }
  .doc-section p { font-size: .92rem; }

  ul.doc-list li {
    padding-left: 1.2rem;
    font-size: .92rem;
    margin-bottom: .5rem;
  }
  ul.doc-list li::before { font-size: .8rem; }

  .callout {
    padding: .9rem 1rem;
    margin: 1rem 0;
    font-size: .88rem;
  }

  /* Index cards: single column, smaller */
  .cards { grid-template-columns: 1fr; gap: 1rem; }
  .card-link {
    min-height: auto;
    padding: 1.6rem 1.4rem;
  }
  .card-link h3 { font-size: 1.15rem; line-height: 1.2; }
  .card-link p { font-size: .85rem; }
  .card-link .arrow { font-size: .68rem; }

  /* Floating TG: keep only one compact button, bottom-right */
  .tg-corner {
    right: .7rem;
    bottom: .7rem;
    gap: .35rem;
    flex-direction: row;
  }
  .tg-corner a {
    font-size: .62rem;
    padding: .42rem .7rem;
    letter-spacing: .05em;
  }
  .tg-corner a .ico { font-size: .75rem; }
  /* Hide the channel button, keep bot (the actionable one) */
  .tg-corner a:first-child { display: none; }

  /* FOOTER: stack & center */
  footer { padding: 1.8rem 1.1rem 1.4rem; margin-top: 2rem; }
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: .9rem;
  }
  .footer-inner .left span:not(.logo-dot) { font-size: .78rem; }
  .footer-inner .right {
    font-size: .65rem;
    display: flex;
    flex-wrap: wrap;
    gap: .3rem .9rem;
  }
  .footer-inner .right a { margin-left: 0; }
}

/* Tiny phones */
@media (max-width: 380px) {
  .page { padding: 5rem .9rem 6.5rem; }
  h1 { font-size: 1.55rem; line-height: 1.1; }
  .doc-section { padding: 1.3rem 1rem; }
  h2 { font-size: 1.05rem; }
  .lead { font-size: .88rem; }
  .tg-corner a { font-size: .58rem; padding: .38rem .6rem; }
  /* Сокращаем лого на мини-экранах */
  .logo { font-size: .85rem; letter-spacing: .05em; }
}