/* ShiftDel — The Future of Business Software. */
:root {
  --bg: #020a21;
  --bg-2: #061133;
  --panel: #0a1740;
  --panel-2: #0e1e52;
  --line: rgba(0, 229, 255, .16);
  --line-strong: rgba(0, 229, 255, .45);
  --cyan: #00e5ff;
  --cyan-2: #18b4ff;
  --blue: #1677ff;
  --text: #eaf4ff;
  --muted: #9fb3d9;
  --dim: #6c80aa;
  --ok: #2ee6a6;
  --warn: #ffc857;
  --bad: #ff6b81;
  --radius: 14px;
  --glow: 0 0 0 1px var(--line-strong), 0 0 24px rgba(0, 229, 255, .25);
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --display: "Montserrat", "Inter", system-ui, sans-serif;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  background-image:
    radial-gradient(900px 500px at 85% -10%, rgba(22, 119, 255, .18), transparent 60%),
    radial-gradient(700px 400px at -10% 30%, rgba(0, 229, 255, .08), transparent 60%);
  background-attachment: fixed;
  color: var(--text);
  font: 16px/1.65 var(--font);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { font-family: var(--display); line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); font-weight: 800; }
h3 { font-size: 1.2rem; font-weight: 700; }
p { margin: 0 0 1em; }
.muted { color: var(--muted); }
.accent { color: var(--cyan); }
.eyebrow {
  display: inline-block; font: 600 .78rem/1 var(--display); letter-spacing: .28em;
  text-transform: uppercase; color: var(--cyan); margin-bottom: 1rem;
}
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }
section { padding: 88px 0; }
.center { text-align: center; }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 680px; }
.center .lead { margin-left: auto; margin-right: auto; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(2, 10, 33, .82); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; gap: 28px; height: 72px; }
.brand { display: flex; align-items: center; gap: 12px; color: var(--text); text-decoration: none !important; }
.brand svg { width: 52px; height: 30px; flex: none; }
.brand-name { font: 800 1.35rem/1 var(--display); letter-spacing: .02em; }
.brand-name b { color: var(--cyan); font-weight: 800; }
.nav-links { display: flex; gap: 6px; margin-left: auto; list-style: none; padding: 0; margin-top: 0; margin-bottom: 0; }
.nav-links a {
  display: block; padding: 8px 12px; border-radius: 8px; color: var(--muted);
  font-weight: 500; font-size: .95rem;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); background: rgba(0, 229, 255, .08); text-decoration: none; }
.nav-cta { display: flex; gap: 10px; }
.menu-btn { display: none; margin-left: auto; background: none; border: 1px solid var(--line); color: var(--text); border-radius: 8px; padding: 8px 10px; cursor: pointer; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 10px; border: 1px solid transparent;
  font: 600 .95rem/1 var(--font); cursor: pointer; transition: .2s; white-space: nowrap;
  text-decoration: none !important;
}
.btn-primary { background: linear-gradient(135deg, var(--cyan), var(--cyan-2)); color: #021028; box-shadow: 0 6px 24px rgba(0, 229, 255, .3); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 8px 32px rgba(0, 229, 255, .45); }
.btn-ghost { border-color: var(--line-strong); color: var(--text); background: rgba(0, 229, 255, .04); }
.btn-ghost:hover { background: rgba(0, 229, 255, .1); }
.btn-sm { padding: 8px 14px; font-size: .88rem; }
.btn-lg { padding: 16px 28px; font-size: 1.05rem; }

/* ---------- Hero ---------- */
.hero { padding: 96px 0 72px; position: relative; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.hero h1 .accent { background: linear-gradient(90deg, var(--cyan), var(--cyan-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { margin-bottom: 2rem; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 36px; margin-top: 44px; flex-wrap: wrap; }
.hero-stats div strong { display: block; font: 800 1.9rem/1 var(--display); color: var(--cyan); }
.hero-stats div span { color: var(--muted); font-size: .9rem; }

.keys { position: relative; height: 340px; }
.key {
  position: absolute; border-radius: 22px; background: linear-gradient(160deg, #13224e, #050d29);
  border: 2px solid var(--cyan); box-shadow: 0 0 40px rgba(0, 229, 255, .45), inset 0 0 30px rgba(0, 229, 255, .12);
  display: grid; place-items: center; color: #fff; font: 800 2.2rem/1 var(--display);
}
.key.shift { width: 230px; height: 190px; left: 6%; top: 50px; transform: skewX(-14deg); animation: press 4s ease-in-out infinite; }
.key.shift span { transform: skewX(14deg); font-size: 4rem; }
.key.del { width: 170px; height: 130px; left: 52%; top: 110px; animation: press 4s ease-in-out infinite 2s; }
@keyframes press { 0%, 80%, 100% { translate: 0 0; } 85% { translate: 0 6px; box-shadow: 0 0 70px rgba(0, 229, 255, .7); } }
.keys::after {
  content: ""; position: absolute; left: 10%; right: 10%; bottom: 40px; height: 40px;
  background: radial-gradient(closest-side, rgba(0, 229, 255, .35), transparent); filter: blur(10px);
}

/* ---------- Cards / grids ---------- */
.grid { display: grid; gap: 22px; }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
.card {
  background: linear-gradient(180deg, rgba(14, 30, 82, .65), rgba(6, 17, 51, .65));
  border: 1px solid var(--line); border-radius: var(--radius); padding: 28px;
  transition: .25s;
}
.card:hover { border-color: var(--line-strong); transform: translateY(-2px); }
.card p:last-child { margin-bottom: 0; }
.icon {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 18px;
  background: rgba(0, 229, 255, .1); border: 1px solid var(--line-strong); color: var(--cyan);
}
.icon svg { width: 24px; height: 24px; }
.section-head { margin-bottom: 48px; }
.band { background: linear-gradient(180deg, rgba(6, 17, 51, .6), rgba(2, 10, 33, 0)); border-top: 1px solid var(--line); }

/* Steps */
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.step { position: relative; padding: 24px 20px; }
.step::before {
  counter-increment: step; content: "0" counter(step);
  font: 800 2rem/1 var(--display); color: transparent; -webkit-text-stroke: 1px var(--cyan);
  display: block; margin-bottom: 14px;
}
.step h3 { font-size: 1.05rem; }
.step p { font-size: .93rem; color: var(--muted); }

/* Compare */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.compare .card ul { list-style: none; padding: 0; margin: 0; }
.compare li { padding: 10px 0 10px 30px; position: relative; border-bottom: 1px solid rgba(255, 255, 255, .05); }
.compare li:last-child { border: 0; }
.compare .old li::before { content: "✕"; position: absolute; left: 0; color: var(--bad); }
.compare .new { border-color: var(--line-strong); box-shadow: var(--glow); }
.compare .new li::before { content: "✓"; position: absolute; left: 0; color: var(--ok); font-weight: 700; }

/* Pricing */
.price-card { display: flex; flex-direction: column; }
.price-card.featured { border-color: var(--cyan); box-shadow: var(--glow); position: relative; }
.price-card.featured::before {
  content: "Most popular"; position: absolute; top: -12px; left: 28px; background: var(--cyan); color: #021028;
  font: 700 .72rem/1 var(--font); padding: 6px 10px; border-radius: 20px; letter-spacing: .05em; text-transform: uppercase;
}
.price { font: 800 2.6rem/1 var(--display); margin: 14px 0 4px; }
.price small { font-size: .95rem; font-weight: 500; color: var(--muted); }
.price-card ul { list-style: none; padding: 0; margin: 20px 0 28px; flex: 1; }
.price-card li { padding: 7px 0 7px 26px; position: relative; color: var(--muted); font-size: .95rem; }
.price-card li::before { content: "✓"; position: absolute; left: 0; color: var(--cyan); font-weight: 700; }

/* FAQ */
details { border: 1px solid var(--line); border-radius: 12px; padding: 18px 22px; margin-bottom: 12px; background: rgba(6, 17, 51, .5); }
details[open] { border-color: var(--line-strong); }
summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::after { content: "+"; color: var(--cyan); font-size: 1.3rem; line-height: 1; }
details[open] summary::after { content: "–"; }
details p { margin: 12px 0 0; color: var(--muted); }

/* CTA */
.cta-box {
  border: 1px solid var(--line-strong); border-radius: 20px; padding: 56px; text-align: center;
  background: radial-gradient(600px 240px at 50% 0, rgba(0, 229, 255, .16), transparent), var(--bg-2);
}

/* Page hero */
.page-hero { padding: 80px 0 40px; border-bottom: 1px solid var(--line); }

/* Forms */
label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 6px; }
input, textarea, select {
  width: 100%; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--line);
  background: rgba(2, 10, 33, .7); color: var(--text); font: inherit; margin-bottom: 18px;
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(0, 229, 255, .15); }
.form-note { font-size: .85rem; color: var(--dim); }
.alert { padding: 12px 16px; border-radius: 10px; margin-bottom: 18px; font-size: .92rem; }
.alert-info { background: rgba(0, 229, 255, .08); border: 1px solid var(--line-strong); }
.alert-bad { background: rgba(255, 107, 129, .1); border: 1px solid rgba(255, 107, 129, .5); }

/* Chat */
.chat { display: flex; flex-direction: column; height: 560px; border: 1px solid var(--line-strong); border-radius: 18px; background: var(--bg-2); overflow: hidden; box-shadow: var(--glow); }
.chat-head { display: flex; align-items: center; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--line); background: rgba(14, 30, 82, .6); }
.chat-head .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 10px var(--ok); }
.chat-body { flex: 1; overflow-y: auto; padding: 20px; display: flex; flex-direction: column; gap: 12px; }
.msg { max-width: 82%; padding: 12px 16px; border-radius: 14px; font-size: .95rem; }
.msg.bot { background: var(--panel-2); border: 1px solid var(--line); align-self: flex-start; border-bottom-left-radius: 4px; }
.msg.user { background: linear-gradient(135deg, var(--cyan), var(--cyan-2)); color: #021028; align-self: flex-end; border-bottom-right-radius: 4px; font-weight: 500; }
.msg.typing { color: var(--muted); font-style: italic; }
.chat-form { display: flex; gap: 10px; padding: 14px; border-top: 1px solid var(--line); }
.chat-form input { margin: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 14px 12px; }
.chip { border: 1px solid var(--line-strong); background: rgba(0, 229, 255, .05); color: var(--text); border-radius: 20px; padding: 6px 12px; font-size: .85rem; cursor: pointer; }
.chip:hover { background: rgba(0, 229, 255, .15); }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 56px 0 28px; margin-top: 40px; background: rgba(2, 8, 26, .8); }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 32px; }
.site-footer h4 { font-size: .85rem; letter-spacing: .15em; text-transform: uppercase; color: var(--cyan); }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { padding: 4px 0; }
.site-footer a { color: var(--muted); }
.slogan { font: 600 .78rem/1.4 var(--display); letter-spacing: .3em; text-transform: uppercase; color: var(--muted); margin-top: 14px; }
.copy { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--dim); font-size: .85rem; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

/* ---------- Portal ---------- */
.portal { display: grid; grid-template-columns: 250px 1fr; min-height: calc(100vh - 72px); }
.side { border-right: 1px solid var(--line); padding: 24px 14px; background: rgba(4, 12, 38, .7); }
.side .who { padding: 10px 12px 22px; border-bottom: 1px solid var(--line); margin-bottom: 14px; }
.side .who strong { display: block; }
.side .who span { font-size: .85rem; color: var(--muted); }
.side nav a { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 10px; color: var(--muted); font-weight: 500; margin-bottom: 2px; }
.side nav a:hover, .side nav a.active { background: rgba(0, 229, 255, .1); color: var(--text); text-decoration: none; }
.side nav a.active { box-shadow: inset 3px 0 0 var(--cyan); }
.side nav svg { width: 18px; height: 18px; }
.main { padding: 32px; min-width: 0; }
.main-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; margin-bottom: 26px; flex-wrap: wrap; }
.main-head h1 { font-size: 1.8rem; margin: 0; }
.kpi { padding: 22px; }
.kpi .v { font: 800 2rem/1 var(--display); color: var(--cyan); margin: 8px 0 4px; }
.kpi .l { color: var(--muted); font-size: .88rem; }
.badge { display: inline-block; padding: 4px 10px; border-radius: 20px; font-size: .75rem; font-weight: 600; letter-spacing: .03em; }
.b-ok { background: rgba(46, 230, 166, .12); color: var(--ok); border: 1px solid rgba(46, 230, 166, .4); }
.b-warn { background: rgba(255, 200, 87, .12); color: var(--warn); border: 1px solid rgba(255, 200, 87, .4); }
.b-info { background: rgba(0, 229, 255, .1); color: var(--cyan); border: 1px solid var(--line-strong); }
.b-dim { background: rgba(255, 255, 255, .05); color: var(--muted); border: 1px solid rgba(255, 255, 255, .1); }
.bar { height: 8px; border-radius: 8px; background: rgba(255, 255, 255, .07); overflow: hidden; margin: 10px 0; }
.bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--cyan-2), var(--cyan)); border-radius: 8px; }
table { width: 100%; border-collapse: collapse; font-size: .93rem; }
th, td { text-align: left; padding: 12px 10px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; }
.table-wrap { overflow-x: auto; }
.timeline { list-style: none; padding: 0; margin: 0; }
.timeline li { position: relative; padding: 0 0 20px 28px; border-left: 1px solid var(--line); margin-left: 6px; }
.timeline li::before { content: ""; position: absolute; left: -6px; top: 4px; width: 11px; height: 11px; border-radius: 50%; background: var(--bg); border: 2px solid var(--cyan); }
.timeline li.done::before { background: var(--cyan); }
.timeline time { font-size: .8rem; color: var(--dim); display: block; }
.shot { border-radius: 12px; overflow: hidden; border: 1px solid var(--line); background: var(--bg-2); }
.shot .screen { aspect-ratio: 16/10; padding: 12px; display: grid; gap: 8px; grid-template-columns: 1fr 3fr; background: linear-gradient(180deg, #0b1a48, #050d29); }
.shot .screen .s1 { background: rgba(0, 229, 255, .12); border-radius: 6px; }
.shot .screen .s2 { display: grid; gap: 8px; grid-template-rows: 1fr 2fr; }
.shot .screen .s2 i { background: rgba(255, 255, 255, .06); border-radius: 6px; display: block; }
.shot .screen .s2 i:first-child { background: linear-gradient(90deg, rgba(0, 229, 255, .25), rgba(22, 119, 255, .15)); }
.shot .cap { padding: 12px 14px; font-size: .88rem; }
.shot .cap span { display: block; color: var(--dim); font-size: .78rem; }
.demo-banner { background: linear-gradient(90deg, rgba(255, 200, 87, .12), rgba(0, 229, 255, .08)); border-bottom: 1px solid var(--line); text-align: center; padding: 8px 16px; font-size: .85rem; color: var(--muted); }
.view { display: none; }
.view.active { display: block; }

/* ---------- Responsive ---------- */
@media (max-width: 1000px) {
  .hero-grid, .compare { grid-template-columns: 1fr; }
  .keys { height: 260px; max-width: 460px; }
  .key.shift { width: 180px; height: 150px; }
  .key.del { width: 130px; height: 100px; }
  .g4 { grid-template-columns: repeat(2, 1fr); }
  .g3 { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .nav-links, .nav-cta { display: none; }
  .menu-btn { display: block; }
  .nav.open .nav-links, .nav.open .nav-cta {
    display: flex; flex-direction: column; position: absolute; left: 0; right: 0; background: var(--bg); padding: 12px 20px; border-bottom: 1px solid var(--line);
  }
  .nav.open .nav-links { top: 72px; }
  .nav.open .nav-cta { top: calc(72px + 290px); flex-direction: row; }
  .portal { grid-template-columns: 1fr; }
  .side { border-right: 0; border-bottom: 1px solid var(--line); }
  .side nav { display: flex; overflow-x: auto; gap: 4px; }
  .side nav a { white-space: nowrap; }
  .side .who { display: none; }
}
@media (max-width: 640px) {
  section { padding: 60px 0; }
  .g2, .g3, .g4, .steps, .foot-grid { grid-template-columns: 1fr; }
  .cta-box { padding: 36px 20px; }
  .main { padding: 20px 16px; }
  .hero { padding-top: 56px; }
  .brand-name { font-size: 1.15rem; }
}
.split { grid-template-columns: 1.3fr .7fr; align-items: start; }
.split-r { grid-template-columns: .8fr 1.2fr; align-items: start; }
@media (max-width: 1000px) { .split, .split-r { grid-template-columns: 1fr; } }