:root {
  --bg: #040506;
  --text: #eef1f4;
  --muted: #a9b2ba;
  --footer: #78838c;
  --panel-w: 365px;
  --panel-bottom: 40px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body { height: 100%; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }

/* ---------- Background ---------- */
.bg { position: fixed; inset: 0; z-index: 0; overflow: hidden; background: #040506; }
.bg__field { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.bg__vignette { position: absolute; inset: 0; pointer-events: none; background: radial-gradient(70% 60% at 50% 45%, rgba(0,0,0,0) 30%, rgba(0,0,0,0.45) 100%); }

/* ---------- Logo ---------- */
.logo {
  position: fixed; left: 50%; top: 44.5%; z-index: 2;
  transform: translate(-50%, -50%);
  display: flex; align-items: flex-end;
  transition: opacity .45s ease, transform .45s ease;
}
.logo__svg { display: block; width: 412px; height: auto; }
body[data-view="risk"] .logo { opacity: 0; pointer-events: none; transform: translate(-50%, -54%); }

/* ---------- Panel ---------- */
.panel {
  position: fixed; left: 50%; bottom: var(--panel-bottom); z-index: 3;
  width: var(--panel-w); transform: translateX(-50%);
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(10,15,21,0.55), rgba(6,10,15,0.72));
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,0.075);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.10), 0 30px 60px rgba(0,0,0,0.35);
  opacity: 0; visibility: hidden; pointer-events: none;
  transform: translateX(-50%) translateY(14px);
  transition: opacity .4s ease, transform .4s ease, visibility 0s linear .4s, width .4s ease, top .4s ease;
}
body:not([data-view="home"]) .panel {
  opacity: 1; visibility: visible; pointer-events: auto;
  transform: translateX(-50%) translateY(0);
  transition: opacity .4s ease, transform .4s ease, visibility 0s, width .4s ease, top .4s ease;
}
body[data-view="risk"] .panel { width: 73.75%; top: 13.6%; }

.view { display: none; }
.view.is-active { display: block; animation: fadeUp .45s ease both; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* Menu */
.menu { display: flex; flex-direction: column; align-items: center; padding: 38px 20px 72px; gap: 0; }
.menu__item {
  text-transform: uppercase; font-weight: 500; font-size: 19px; letter-spacing: 0.4px;
  line-height: 1; padding: 0; height: 52px; display: flex; align-items: center; color: #f3f5f7;
  transition: opacity .2s ease, letter-spacing .25s ease;
}
.menu__item:hover { opacity: .75; }

/* Card */
.card__head { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px 0; }
.back { display: inline-flex; align-items: center; gap: 8px; font-size: 16px; color: #b8c0c7; letter-spacing: .2px; }
.back:hover { color: #fff; }
.back__chev { width: 7px; height: 7px; border-left: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg); margin-top: 1px; }
.card__title { text-transform: uppercase; font-size: 15px; font-weight: 500; letter-spacing: .3px; color: #f3f5f7; }

.card__body { text-align: center; padding: 34px 22px 84px; }
.card__body h2 { font-size: 26px; font-weight: 600; line-height: 1.16; letter-spacing: -0.3px; margin-bottom: 20px; color: #f6f8fa; }
.card__body p { font-size: 15.5px; line-height: 1.38; color: var(--muted); letter-spacing: -0.05px; }
.card__mail { display: inline-block; font-size: 17px; text-decoration: underline; text-underline-offset: 3px; margin: -4px 0 22px; color: #f3f5f7; }
.card__mail:hover { opacity: .8; }

/* Wide (chart) */
.view--wide { position: absolute; inset: 0; }
.view--wide .card__head { padding: 18px 22px 0; }
.chart { position: absolute; left: 0; right: 0; top: 78px; bottom: 76px; }
.chart svg { width: 100%; height: 100%; display: block; }
.chart text { font-family: var(--font); fill: #c9d1d8; }
.t-hl     { font-size: 13px; fill: #9aa4ad; }
.t-axis   { font-size: 13px; font-weight: 500; letter-spacing: 3px; fill: #dfe4e8; }
.t-phase  { font-size: 13px; font-weight: 500; letter-spacing: 1.6px; fill: #e6ebef; }
.t-sub    { font-size: 12px; fill: #8b959e; }
.t-legend { font-size: 12.5px; letter-spacing: 1.4px; fill: #a9b2ba; }
.t-eq     { font-size: 13px; font-weight: 500; fill: #f3f5f7; }
.t-period { font-size: 15px; font-style: italic; fill: #d0d7dd; }

.chart__risk, .chart__rev { stroke-dasharray: 1800; stroke-dashoffset: 1800; }
.view--wide.is-active .chart__risk, .view--wide.is-active .chart__rev { animation: draw 1.6s cubic-bezier(.4,0,.2,1) .15s forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }

/* ---------- Toggle ---------- */
.toggle {
  position: fixed; left: 50%; bottom: 62px; z-index: 4; transform: translateX(-50%);
  width: 44px; height: 32px; display: grid; place-items: center;
}
.toggle__burger { display: flex; flex-direction: column; gap: 6px; width: 34px; transition: opacity .3s, transform .3s; }
.toggle__burger i { display: block; height: 2px; background: #eef1f4; border-radius: 1px; }
.toggle__chev { position: absolute; width: 14px; height: 14px; border-right: 2px solid #eef1f4; border-bottom: 2px solid #eef1f4; transform: rotate(45deg) translate(-3px,-3px); opacity: 0; transition: opacity .3s, transform .3s; }
body[data-view="menu"] .toggle__burger { opacity: 0; transform: scale(.6); }
body[data-view="menu"] .toggle__chev { opacity: 1; }
body:not([data-view="menu"]) .toggle:hover .toggle__burger { opacity: .75; }
body[data-view="menu"] .toggle:hover .toggle__chev { opacity: .75; }

/* ---------- Footer ---------- */
.footer {
  position: fixed; left: 0; right: 0; bottom: 42px; z-index: 2;
  display: flex; justify-content: space-between; align-items: center;
  padding: 0 108px 0 110px; font-size: 15px; color: var(--footer); letter-spacing: .15px;
  pointer-events: none;
}
.footer > * { pointer-events: auto; }
.footer__link:hover { color: #c3cbd2; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  body[data-view="risk"] .panel { width: 92%; top: 10%; }
}
@media (max-width: 720px) {
  .logo { top: 26%; transform: translate(-50%, -50%) scale(.7); }
  body[data-view="risk"] .logo { transform: translate(-50%, -54%) scale(.7); }
  .panel { width: calc(100% - 32px); bottom: 52px; }
  body[data-view="risk"] .panel { width: calc(100% - 24px); top: 7%; }
  .menu { padding: 22px 16px 62px; }
  .menu__item { height: 44px; font-size: 16px; }
  .card__head { padding: 14px 16px 0; }
  .back { font-size: 14px; }
  .card__title { font-size: 13px; }
  .card__body { padding: 24px 18px 74px; }
  .card__body h2 { font-size: 22px; margin-bottom: 14px; }
  .card__body p { font-size: 14.5px; }
  .card__mail { font-size: 15px; margin-bottom: 16px; }
  .chart { top: 50px; bottom: 66px; }
  .toggle { bottom: 66px; }
  .footer { bottom: 16px; padding: 0 16px; font-size: 11px; }
}