/* LTC-BOT public identity v2 — self-contained industrial robot interface. */
:root {
  --bot-black: #050708;
  --bot-carbon: #0a0f12;
  --bot-steel: #111a20;
  --bot-steel-2: #17242c;
  --bot-line: rgba(145, 201, 220, .24);
  --bot-cyan: #39d8ff;
  --bot-cyan-soft: #9beeff;
  --bot-amber: #ffb52e;
  --bot-amber-2: #ffda73;
  --bot-green: #41e5a7;
  --bot-red: #ff6974;
  --bot-white: #f5fbff;
  --bot-muted: #96aab6;
  --bot-shadow: 0 24px 70px rgba(0, 0, 0, .48);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bot-black); }
body {
  margin: 0;
  color: var(--bot-white);
  background: var(--bot-black);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  line-height: 1.55;
  overflow-x: hidden;
}
body.modal-open { overflow: hidden; }
button, input, select, textarea { font: inherit; }
a { color: inherit; }
.container { width: min(1240px, calc(100% - 44px)); margin-inline: auto; }
.narrow { width: min(880px, calc(100% - 44px)); margin-inline: auto; }

.landing-body {
  background:
    linear-gradient(rgba(61, 216, 255, .025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(61, 216, 255, .025) 1px, transparent 1px),
    var(--bot-black);
  background-size: 56px 56px;
}

.landing-body::before { content:""; position:fixed; inset:-10% -10% auto auto; width:44vw; height:44vw; background:radial-gradient(circle, rgba(57,216,255,.09), transparent 64%); pointer-events:none; z-index:0; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 70;
  height: 74px;
  background: rgba(4, 8, 10, .92);
  border-bottom: 1px solid var(--bot-line);
  backdrop-filter: blur(18px);
}
.site-header::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--bot-cyan), var(--bot-amber), transparent);
  opacity: .55;
}
.nav-wrap { height: 100%; display: flex; align-items: center; gap: 24px; }
.brand { display: flex; align-items: center; text-decoration: none; flex: 0 0 auto; }
.brand img { width: 340px; max-width: 34vw; max-height: 72px; display: block; object-fit: contain; object-position: left center; filter: drop-shadow(0 0 18px rgba(57,216,255,.18)); }
.site-header nav { display: flex; align-items: center; gap: 22px; margin-left: auto; }
.site-header nav a {
  color: #d8e8ef;
  text-decoration: none;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.site-header nav a:hover { color: var(--bot-cyan); }
.nav-actions { display: flex; gap: 9px; }
.mobile-menu { display: none; border: 0; background: none; color: #fff; font-size: 25px; cursor: pointer; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 43px;
  padding: 11px 18px;
  border: 1px solid transparent;
  border-radius: 7px;
  font-size: 12px;
  font-weight: 900;
  text-decoration: none;
  cursor: pointer;
  transition: transform .18s ease, filter .18s ease, box-shadow .18s ease;
}
.btn:hover { transform: translateY(-2px); filter: brightness(1.08); }
.btn-gold {
  color: #151006;
  background: linear-gradient(135deg, var(--bot-amber-2), var(--bot-amber));
  border-color: #ffe19a;
  box-shadow: 0 4px 0 #9d5b00, 0 14px 34px rgba(255, 181, 46, .2);
}
.btn-ghost { color: #e6faff; background: rgba(24, 43, 53, .74); border-color: rgba(87, 218, 247, .34); }
.btn-xl { min-height: 52px; padding: 14px 23px; font-size: 13px; }
.btn-wide { width: 100%; }

.hero {
  position: relative;
  height: calc(100vh - 74px);
  min-height: 700px;
  max-height: 860px;
  margin-top: 74px;
  overflow: hidden;
  background: radial-gradient(circle at 78% 38%, rgba(57,216,255,.14), transparent 24%), linear-gradient(180deg, #07111a, #030608 70%);
  border-bottom: 1px solid rgba(57, 216, 255, .25);
}
.hero-art {
  position: absolute;
  inset: 0;
  background: url("../images/ltc-bot-industrial-hero-v2.webp") calc(100% - 18px) center / auto 112% no-repeat;
  filter: saturate(1.02) contrast(1.04) brightness(.98);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(3, 6, 8, .92) 0%, rgba(3, 7, 10, .82) 26%, rgba(3, 7, 10, .34) 56%, rgba(3, 7, 10, .08) 100%),
    linear-gradient(180deg, rgba(0, 0, 0, .04), rgba(0, 0, 0, .46));
}
.hero::before {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(133, 225, 249, .025) 0 1px, transparent 1px 5px);
}
.hero-inner {
  position: relative;
  z-index: 2;
  height: 100%;
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(420px, 1.08fr);
  align-items: center;
  gap: 42px;
  padding-bottom: 60px;
}
.hero-copy { max-width: 600px; position: relative; padding-left: 22px; }
.hero-copy::before,
.hero-copy::after {
  content: "";
  position: absolute;
  left: 0;
  width: 2px;
  background: var(--bot-cyan);
  box-shadow: 0 0 18px rgba(57, 216, 255, .75);
}
.hero-copy::before { top: 2px; height: 62px; }
.hero-copy::after { bottom: 0; height: 38px; background: var(--bot-amber); box-shadow: 0 0 18px rgba(255, 181, 46, .65); }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--bot-cyan-soft);
  font-size: 10px;
  line-height: 1.3;
  letter-spacing: .18em;
  font-weight: 900;
}
.eyebrow i { width: 8px; height: 8px; border-radius: 2px; background: var(--bot-green); box-shadow: 0 0 14px var(--bot-green); }
.hero h1 {
  max-width: 650px;
  margin: 19px 0 21px;
  font-size: clamp(48px, 5.1vw, 72px);
  line-height: .98;
  letter-spacing: -.045em;
  color: #fff;
  text-shadow: 0 10px 35px #000;
}
.hero h1 em { display: block; color: var(--bot-cyan); font-style: normal; }
.hero p { max-width: 590px; margin: 0 0 28px; color: #b5c4cc; font-size: 15px; font-weight: 600; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.trust-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.trust-row span {
  padding: 7px 10px 7px 27px;
  color: #c6d4da;
  background: rgba(12, 24, 30, .72);
  border: 1px solid rgba(136, 195, 211, .2);
  border-radius: 5px;
  font-size: 10px;
  font-weight: 800;
  position: relative;
}
.trust-row span::before { content: "✓"; position: absolute; left: 9px; color: var(--bot-green); }
.hero-visual { min-height: 420px; position: relative; }
.robot-readout {
  position: absolute;
  right: 0;
  bottom: 22px;
  width: 225px;
  padding: 15px 17px;
  background: rgba(6, 12, 15, .78);
  border: 1px solid rgba(83, 222, 255, .42);
  border-left: 4px solid var(--bot-cyan);
  border-radius: 6px;
  box-shadow: 0 16px 45px #0009;
  backdrop-filter: blur(9px);
}
.robot-readout span,.robot-readout strong,.robot-readout small { display: block; }
.robot-readout span { color: var(--bot-cyan-soft); font-size: 8px; letter-spacing: .18em; font-weight: 900; }
.robot-readout strong { color: var(--bot-green); font-size: 21px; letter-spacing: .08em; }
.robot-readout small { color: var(--bot-muted); font-size: 9px; }
.hero-spec-strip { position: absolute; z-index: 3; left: 0; right: 0; bottom: 0; height: 60px; background: rgba(7, 13, 16, .92); border-top: 1px solid var(--bot-line); }
.hero-spec-strip .container { height: 100%; display: grid; grid-template-columns: repeat(3, 1fr); }
.hero-spec-strip span { display: flex; align-items: center; justify-content: center; gap: 10px; color: #b8c8ce; font-size: 10px; letter-spacing: .1em; font-weight: 900; border-right: 1px solid var(--bot-line); }
.hero-spec-strip span:first-child { border-left: 1px solid var(--bot-line); }
.hero-spec-strip b { color: var(--bot-amber); }

.stats-section { padding: 34px 0 90px; background: #070b0d; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.stats-grid article {
  position: relative;
  isolation: isolate;
  min-height: 112px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 17px;
  background: linear-gradient(145deg, #142027, #0a1014);
  border: 1px solid var(--bot-line);
  border-top-color: rgba(101, 226, 255, .42);
  border-radius: 7px;
  box-shadow: 0 13px 34px rgba(0, 0, 0, .3), inset 0 1px rgba(255, 255, 255, .03);
}
.stats-grid article::before { content:""; position:absolute; inset:0; border-radius:7px; padding:1px; background:linear-gradient(135deg, rgba(57,216,255,.34), rgba(255,181,46,.16), transparent 70%); -webkit-mask:linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite:xor; mask-composite:exclude; opacity:.8; pointer-events:none; }
.stat-icon,.feature-icon,.activity-title-icon {
  width: 58px;
  height: 58px;
  flex: 0 0 58px;
  display: grid;
  place-items: center;
  color: #031015;
  background: linear-gradient(145deg, var(--bot-cyan-soft), var(--bot-cyan));
  border: 1px solid #c5f7ff;
  border-radius: 8px;
  font-size: 20px;
  font-weight: 900;
  overflow: hidden;
  box-shadow: 0 10px 22px rgba(0,0,0,.28);
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}
.stat-icon img,.feature-icon img { width: 74%; height: 74%; object-fit: contain; filter: drop-shadow(0 8px 12px rgba(0,0,0,.32)); }
.stats-grid strong { display: block; font-size: 17px; color: #fff; }
.stats-grid small { display: block; color: var(--bot-muted); font-size: 10px; font-weight: 700; }

.section { padding: 96px 0; }
.dark-section { background: #0a0f12; border-top: 1px solid rgba(255,255,255,.03); border-bottom: 1px solid rgba(255,255,255,.03); }
.section-heading { max-width: 760px; margin: 0 auto 45px; text-align: center; }
.section-heading h2,.fleet-copy h2 { margin: 12px 0 13px; font-size: clamp(34px, 4vw, 50px); line-height: 1.06; letter-spacing: -.025em; }
.section-heading p,.fleet-copy>p { color: var(--bot-muted); font-size: 14px; }
.step-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 17px; counter-reset: botstep; }
.feature-card {
  position: relative;
  isolation: isolate;
  min-height: 316px;
  padding: 31px 29px;
  overflow: hidden;
  color: #fff;
  background: linear-gradient(145deg, #131e24, #090e11);
  border: 1px solid var(--bot-line);
  border-radius: 8px;
  box-shadow: var(--bot-shadow);
}
.feature-card::after { content:""; position:absolute; inset:auto 16px 16px auto; width:96px; height:96px; background:radial-gradient(circle, rgba(57,216,255,.12), transparent 70%); pointer-events:none; }
.feature-card::before { content: ""; position: absolute; inset: 0 0 auto; height: 4px; background: linear-gradient(90deg, var(--bot-cyan), transparent 62%); }
.feature-card.featured { transform: translateY(-10px); border-color: rgba(255, 181, 46, .44); background: linear-gradient(145deg, #222016, #0b1013 70%); }
.feature-card.featured::before { background: linear-gradient(90deg, var(--bot-amber), transparent 62%); }
.step-number { position: absolute; right: 22px; top: 15px; color: rgba(158, 217, 232, .12); font-size: 45px; line-height: 1; font-weight: 900; }
.feature-icon { margin-bottom: 24px; width:76px; height:76px; flex:0 0 76px; border-radius:14px; }
.feature-card:nth-child(2) .feature-icon { background: linear-gradient(145deg, var(--bot-amber-2), var(--bot-amber)); border-color: #ffe4a4; }
.feature-card:nth-child(3) .feature-icon { background: linear-gradient(145deg, #aaf4d8, var(--bot-green)); border-color: #d1ffed; }
.feature-card h3 { margin: 0 0 12px; font-size: 22px; line-height: 1.2; }
.feature-card p { margin: 0; color: var(--bot-muted); font-size: 13px; }

.fleet-section { padding: 100px 0; background: #050708; border-bottom: 1px solid var(--bot-line); }
.fleet-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 64px; align-items: center; }
.robot-window { position: relative; min-width: 0; border: 1px solid rgba(73, 218, 250, .35); border-radius: 8px; overflow: hidden; box-shadow: var(--bot-shadow); background: #081014; }
.robot-window::before { content: "CAM 01 / LTC-BOT FACILITY"; position: absolute; z-index: 2; top: 15px; left: 16px; padding: 7px 10px; color: #b6f4ff; background: rgba(1, 8, 12, .78); border: 1px solid rgba(83, 220, 251, .33); border-radius: 4px; font-size: 8px; letter-spacing: .13em; font-weight: 900; }
.robot-window img { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: 50% center; filter: saturate(.92) contrast(1.06); }
.robot-window-hud { position: absolute; left: 15px; right: 15px; bottom: 15px; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 11px 13px; background: rgba(2, 9, 12, .82); border: 1px solid rgba(127, 208, 227, .28); border-radius: 5px; backdrop-filter: blur(8px); }
.robot-window-hud span { color: var(--bot-muted); font-size: 9px; font-weight: 800; }
.robot-window-hud b { color: var(--bot-green); font-size: 10px; letter-spacing: .08em; }
.check-list { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 10px; }
.check-list li { position: relative; padding: 15px 16px 15px 48px; background: linear-gradient(90deg, #121c21, #090e11); border: 1px solid var(--bot-line); border-left: 3px solid var(--bot-cyan); border-radius: 5px; }
.check-list li::before { content: "✓"; position: absolute; left: 16px; top: 17px; color: var(--bot-green); font-weight: 900; }
.check-list b,.check-list span { display: block; }
.check-list b { color: #fff; font-size: 13px; }
.check-list span { color: var(--bot-muted); font-size: 11px; }

.activity-section { background: #0a0f12; }
.activity-split { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.activity-column { min-width: 0; overflow: hidden; background: #080d10; border: 1px solid var(--bot-line); border-radius: 8px; box-shadow: var(--bot-shadow); }
.activity-column>header { display: flex; align-items: center; gap: 14px; padding: 18px 20px; background: linear-gradient(90deg, #16252c, #0b1216); border-bottom: 1px solid var(--bot-line); }
.withdrawal-column>header { background: linear-gradient(90deg, #211d13, #0b1114); }
.activity-column header small { color: var(--bot-cyan-soft); font-size: 8px; letter-spacing: .14em; font-weight: 900; }
.withdrawal-column header small { color: var(--bot-amber-2); }
.activity-column header h3 { margin: 2px 0 0; font-size: 19px; }
.activity-list { padding: 13px; }
.empty-public { min-height: 210px; display: grid; place-items: center; align-content: center; text-align: center; padding: 30px; }
.empty-public>span { color: var(--bot-cyan); font-size: 32px; }
.empty-public strong { margin-top: 8px; }
.empty-public p { margin: 4px 0 0; color: var(--bot-muted); font-size: 11px; }
.transaction-card { display: grid; grid-template-columns: minmax(0, 1.25fr) .8fr .8fr auto; gap: 10px; align-items: center; padding: 12px; border-bottom: 1px solid rgba(138, 194, 209, .14); font-size: 10px; }
.transaction-card:last-child { border-bottom: 0; }
.transaction-card time { color: var(--bot-muted); font-size: 8px; }
.activity-user { min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.activity-user i { color: var(--bot-cyan); margin-right: 6px; }
.method-badge { justify-self: start; padding: 4px 7px; border: 1px solid var(--bot-line); border-radius: 4px; color: #c9d8dd; font-size: 8px; font-weight: 800; }

.faq-section { background: #06090b; }
.accordion { display: grid; gap: 9px; }
.accordion details { overflow: hidden; background: linear-gradient(145deg,#10181d,#0a1115); border: 1px solid var(--bot-line); border-radius: 8px; box-shadow: 0 14px 30px rgba(0,0,0,.22); }
.accordion summary { list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 18px 20px; cursor: pointer; font-size: 13px; font-weight: 800; }
.accordion summary::-webkit-details-marker { display: none; }
.accordion summary i { color: var(--bot-amber); font-size: 20px; font-style: normal; }
.accordion details[open] { border-color: rgba(56, 215, 255, .4); }
.accordion details[open] summary i { transform: rotate(45deg); }
.accordion details p { margin: 0; padding: 0 20px 19px; color: var(--bot-muted); font-size: 12px; }
.risk-section { padding: 0 0 88px; background: #06090b; }
.risk-card { display: flex; align-items: center; gap: 18px; padding: 21px 24px; background: linear-gradient(145deg,#1b170d,#11161b); border: 1px solid rgba(255, 181, 46, .32); border-radius: 10px; box-shadow: 0 20px 38px rgba(0,0,0,.28); }
.risk-icon { width: 46px; height: 46px; flex: 0 0 46px; display: grid; place-items: center; color: #1b1100; background: var(--bot-amber); border-radius: 6px; font-size: 23px; font-weight: 900; }
.risk-card h3 { margin: 0 0 4px; font-size: 15px; }
.risk-card p { margin: 0; color: #b8b2a2; font-size: 11px; }

.landing-body footer { padding: 58px 0 22px; background: #030506; border-top: 1px solid var(--bot-line); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 52px; }
.footer-grid img { width: 230px; max-height: 68px; object-fit: contain; object-position: left; }
.footer-grid p { max-width: 410px; color: #788b95; font-size: 11px; }
.footer-grid h4 { margin: 8px 0 14px; color: var(--bot-amber); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; }
.footer-grid a { display: block; margin: 7px 0; color: #98aab3; font-size: 11px; text-decoration: none; }
.footer-grid a:hover { color: var(--bot-cyan); }
.footer-bottom { display: flex; justify-content: space-between; gap: 18px; margin-top: 35px; padding-top: 18px; color: #62737c; border-top: 1px solid rgba(136, 194, 209, .14); font-size: 9px; }

/* Authentication modal */
.modal { position: fixed; inset: 0; z-index: 120; display: none; align-items: center; justify-content: center; padding: 18px; }
.modal.open { display: flex; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0, 4, 6, .86); backdrop-filter: blur(12px); }
.modal-card { position: relative; width: min(860px, 100%); max-height: 94vh; overflow: auto; padding: 0; color: var(--bot-white); background: #0b1114; border: 1px solid rgba(79, 217, 248, .38); border-radius: 9px; box-shadow: 0 35px 110px #000d; }
.single-auth-modal { display: grid; grid-template-columns: .85fr 1.15fr; }
.modal-close { position: absolute; z-index: 3; right: 13px; top: 12px; width: 36px; height: 36px; border: 1px solid var(--bot-line); border-radius: 5px; color: #fff; background: rgba(6, 13, 16, .8); font-size: 21px; cursor: pointer; }
.auth-vault-art { position: relative; min-height: 590px; display: grid; place-items: center; overflow: hidden; background: radial-gradient(circle, rgba(57, 216, 255, .16), transparent 55%), #05090b; border-right: 1px solid var(--bot-line); }
.auth-vault-art::before { content: "ROBOT ACCESS TERMINAL"; position: absolute; top: 21px; left: 21px; color: var(--bot-cyan-soft); font-size: 8px; letter-spacing: .16em; font-weight: 900; }
.auth-vault-art>img { width: min(92%, 370px); filter: drop-shadow(0 22px 35px #000) drop-shadow(0 0 28px rgba(57, 216, 255, .24)); }
.auth-vault-spark { display: none; }
.auth-vault-caption { position: absolute; left: 18px; right: 18px; bottom: 18px; padding: 13px; background: rgba(4, 10, 13, .85); border: 1px solid var(--bot-line); border-left: 3px solid var(--bot-amber); border-radius: 5px; }
.auth-vault-caption b,.auth-vault-caption span { display: block; }
.auth-vault-caption b { color: var(--bot-amber-2); font-size: 9px; letter-spacing: .12em; }
.auth-vault-caption span { color: var(--bot-muted); font-size: 8px; }
.auth-vault-panel { padding: 38px 34px 30px; }
.modal-brand { text-align: left; margin-bottom: 18px; }
.modal-brand img { width: 48px; height: 48px; padding: 8px; background: #101b20; border: 1px solid var(--bot-line); border-radius: 7px; }
.modal-brand span { display: block; margin-top: 10px; color: var(--bot-cyan); font-size: 8px; letter-spacing: .16em; font-weight: 900; }
.modal-brand h2 { margin: 5px 0 6px; font-size: 26px; line-height: 1.15; }
.modal-brand p { margin: 0; color: var(--bot-muted); font-size: 11px; }
.auth-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 5px; padding: 5px; margin-bottom: 15px; background: #050a0c; border: 1px solid var(--bot-line); border-radius: 7px; }
.auth-tabs button { border: 0; border-radius: 5px; padding: 10px 7px; color: #879aa3; background: transparent; font-size: 10px; font-weight: 900; cursor: pointer; }
.auth-tabs button.active { color: #071015; background: var(--bot-cyan); }
.auth-form { display: none; }
.auth-form.active { display: block; }
.auth-form label { display: block; margin: 12px 0 6px; color: #d6e2e7; font-size: 10px; font-weight: 900; }
.auth-form input,.auth-form select,.form-control { width: 100%; padding: 12px 13px; color: #fff; background: #050b0e; border: 1px solid rgba(107, 184, 205, .35); border-radius: 6px; outline: 0; }
.auth-form input:focus,.auth-form select:focus,.form-control:focus { border-color: var(--bot-cyan); box-shadow: 0 0 0 3px rgba(57, 216, 255, .12); }
.auth-form input::placeholder { color: #60737d; }
.auth-form small { display: block; margin-top: 5px; color: #748892; font-size: 9px; }
.auth-form .btn { margin-top: 16px; }
.access-paused,.captcha-disabled-note { padding: 13px; color: #d7c28d; background: #17150e; border: 1px solid rgba(255, 181, 46, .28); border-radius: 6px; font-size: 10px; }
.access-paused { text-align: center; }
.access-paused h3 { margin: 8px 0 4px; }
.access-paused p { margin: 0; color: #ab9d78; }
.cf-turnstile { display: flex; justify-content: center; margin-top: 13px; min-height: 65px; }

/* Alerts and Telegram */
.system-alert { position: fixed; inset: 0; z-index: 160; display: none; align-items: center; justify-content: center; padding: 18px; }
.system-alert.open { display: flex; }
.system-alert-backdrop { position: absolute; inset: 0; background: rgba(0, 5, 8, .88); backdrop-filter: blur(10px); }
.system-alert-card { position: relative; width: min(410px, 100%); padding: 31px 27px 26px; text-align: center; background: #0d1519; border: 1px solid var(--bot-line); border-radius: 8px; box-shadow: 0 30px 100px #000d; }
.system-alert-icon { width: 66px; height: 66px; margin: 0 auto 17px; display: grid; place-items: center; border: 2px solid currentColor; border-radius: 50%; font-size: 39px; }
.system-alert.success { color: var(--bot-green); }.system-alert.error { color: var(--bot-red); }.system-alert.warning { color: var(--bot-amber); }.system-alert.info { color: var(--bot-cyan); }
.system-alert-card h2 { margin: 0 0 8px; color: #fff; font-size: 23px; }
.system-alert-card p { margin: 0 auto 20px; color: var(--bot-muted); font-size: 11px; }
.telegram-float {
  position: fixed;
  z-index: 95;
  right: 18px;
  bottom: 18px;
  left: auto;
  min-height: 55px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 13px 7px 8px;
  color: #fff;
  background: linear-gradient(145deg, #2dbcf2, #087cb8);
  border: 1px solid rgba(255, 255, 255, .38);
  border-radius: 8px;
  box-shadow: 0 5px 0 #045276, 0 18px 42px rgba(2, 89, 133, .38);
  text-decoration: none;
}
.telegram-float i { width: 39px; height: 39px; display: grid; place-items: center; color: #0c88be; background: #fff; border-radius: 6px; font-style: normal; font-weight: 900; }
.telegram-float span,.telegram-float b,.telegram-float small { display: block; }
.telegram-float b { font-size: 11px; line-height: 1.1; }
.telegram-float small { margin-top: 3px; color: #dff7ff; font-size: 8px; font-weight: 700; white-space: nowrap; }

@media (max-width: 1100px) {
  .site-header nav { gap: 12px; }
  .site-header nav a { font-size: 9px; }
  .brand img { width: 270px; max-width: 30vw; }
  .hero-inner { grid-template-columns: minmax(0, 1.05fr) minmax(260px, .95fr); }
  .fleet-grid { gap: 35px; }
}

@media (max-width: 900px) {
  .site-header nav { position: fixed; top: 74px; left: 15px; right: 15px; display: none; flex-direction: column; align-items: stretch; gap: 4px; padding: 13px; background: #0a1115; border: 1px solid var(--bot-line); border-radius: 7px; box-shadow: var(--bot-shadow); }
  .site-header nav.open { display: flex; }
  .site-header nav a { padding: 10px; font-size: 11px; }
  .nav-actions { margin-left: auto; }
  .mobile-menu { display: block; }
  .hero { height: auto; min-height: 720px; max-height: none; }
  .hero-art { background-position: calc(100% - 12px) center; background-size: auto 108%; }
  .hero-overlay { background: linear-gradient(90deg, rgba(3, 6, 8, .92), rgba(3, 7, 10, .5)); }
  .hero-inner { min-height: 720px; grid-template-columns: 1fr; padding-block: 70px 105px; }
  .hero-copy { max-width: 630px; }
  .hero-visual { position: absolute; inset: auto 0 78px auto; min-height: 0; }
  .robot-readout { display: none; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .step-grid { grid-template-columns: 1fr; }
  .feature-card,.feature-card.featured { min-height: 0; transform: none; }
  .fleet-grid,.activity-split { grid-template-columns: 1fr; }
  .fleet-copy { text-align: left; }
}

@media (max-width: 680px) {
  .container,.narrow { width: min(100% - 24px, 1240px); }
  .site-header { height: 68px; }
  .brand img { width: 210px; max-width: 52vw; }
  .site-header nav { top: 68px; }
  .nav-actions .btn-ghost { display: none; }
  .nav-actions .btn { min-height: 38px; padding: 9px 11px; font-size: 9px; }
  .hero { min-height: 690px; margin-top: 68px; }
  .hero-art { background-position: 68% bottom; background-size: auto 100%; opacity: .95; }
  .hero-overlay { background: linear-gradient(90deg, rgba(3, 6, 8, .9), rgba(3, 7, 10, .48)), linear-gradient(0deg, rgba(3,6,8,.84), transparent 55%); }
  .hero-inner { min-height: 690px; padding: 55px 0 102px; }
  .hero-copy { padding-left: 20px; }
  .hero h1 { font-size: clamp(39px, 12vw, 52px); }
  .hero p { font-size: 13px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .trust-row { gap: 6px; }
  .trust-row span { flex: 1 1 45%; }
  .hero-spec-strip { height: 64px; }
  .hero-spec-strip span { gap: 5px; padding: 6px; text-align: center; font-size: 8px; }
  .stats-section { padding-bottom: 66px; }
  .stats-grid { grid-template-columns: 1fr; }
  .section,.fleet-section { padding: 72px 0; }
  .section-heading { margin-bottom: 32px; }
  .section-heading h2,.fleet-copy h2 { font-size: 32px; }
  .feature-card { padding: 26px 23px; }
  .robot-window img { aspect-ratio: 1 / .86; object-position: 37% center; }
  .transaction-card { grid-template-columns: 1fr auto; }
  .transaction-card .method-badge,.transaction-card time { display: none; }
  .risk-card { align-items: flex-start; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; }
  .single-auth-modal { display: block; }
  .auth-vault-art { display: none; }
  .auth-vault-panel { padding: 30px 20px 23px; }
  .telegram-float { right: 11px; bottom: 12px; width: 52px; min-height: 52px; padding: 6px; }
  .telegram-float i { width: 38px; height: 38px; }
  .telegram-float span { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *,*::before,*::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}