/*
  U-Main v3.0.0
  Modern SPA (vanilla ES Modules)
  Visual: glassmorphism + depth + particles
*/

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color:var(--text);
  overflow-x:hidden;
}

/* prevent iOS overscroll glow */
html{overscroll-behavior:none}

a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit;color:inherit}

::selection{background:rgba(161,76,255,.25)}

/* Background: animated gradient + orbs + grain + particles */
.bg{position:fixed;inset:0;z-index:-10;overflow:hidden}
.bg__gradient{position:absolute;inset:-40vh -20vw;}
.bg__g{position:absolute;inset:0;filter:saturate(1.06) contrast(1.02);animation:bgShift 18s var(--ease-soft) infinite alternate;transition: opacity var(--themeDur) var(--ease)}
.bg__g--light{
  opacity:1;
  background:
    radial-gradient(1200px 800px at 10% 20%, rgba(161,76,255,.30), transparent 55%),
    radial-gradient(900px 700px at 80% 25%, rgba(255,95,176,.24), transparent 60%),
    radial-gradient(900px 700px at 55% 80%, rgba(255,240,220,.35), transparent 62%),
    linear-gradient(135deg, var(--bg0), var(--bg1), var(--bg2));
}
.bg__g--dark{
  opacity:0;
  background:
    radial-gradient(1100px 760px at 16% 22%, rgba(161,76,255,.18), transparent 60%),
    radial-gradient(980px 740px at 86% 28%, rgba(255,95,176,.14), transparent 62%),
    radial-gradient(1000px 780px at 55% 86%, rgba(255,209,255,.08), transparent 64%),
    linear-gradient(135deg, var(--bg0), var(--bg1), var(--bg2));
}
:root[data-theme="dark"] .bg__g--light{opacity:0}
:root[data-theme="dark"] .bg__g--dark{opacity:1; filter:saturate(1.08) contrast(1.02)}

@keyframes bgShift{
  0%{transform:translate3d(0,0,0) scale(1)}
  100%{transform:translate3d(2vw,-2vh,0) scale(1.02)}
}

.bg__orbs{
  position:absolute;inset:0;
  background:
    url("../assets/textures/bokeh_soft.webp") 52% 24% / 980px 980px no-repeat,
    url("../assets/textures/orb_1.webp") 10% 28% / 520px 520px no-repeat,
    url("../assets/textures/orb_2.webp") 86% 68% / 560px 560px no-repeat;
  filter: blur(12px) saturate(1.04);
  opacity:.55;
  transform:translateZ(0);
  animation:orbFloat 14s var(--ease-soft) infinite alternate;
}
:root[data-theme="dark"] .bg__orbs{
  opacity:.46;
  filter: blur(16px) saturate(1.1);
  background:
    url("../assets/textures/bokeh_star.webp") 50% 0% / 960px 960px repeat,
    url("../assets/textures/orb_1.webp") 10% 28% / 520px 520px no-repeat,
    url("../assets/textures/orb_2.webp") 86% 68% / 560px 560px no-repeat;
}
@keyframes orbFloat{
  0%{transform:translate3d(-1vw,1vh,0) scale(1)}
  100%{transform:translate3d(1vw,-1vh,0) scale(1.04)}
}

.bg__grain{
  position:absolute;inset:-10%;
  background:url("../assets/textures/grain.webp") 0 0 / 380px 380px repeat;
  opacity:var(--grainOpacity);
  mix-blend-mode: overlay;
  pointer-events:none;
}

/* Ultra background quality: load larger textures (only when enabled in Settings) */
:root.bgUltra .bg__grain{
  background:
    -webkit-image-set(
      url("../assets/textures/noise_2048.webp") 1x,
      url("../assets/textures/noise_3072.webp") 1.5x,
      url("../assets/textures/noise_4096.webp") 2x
    ) 0 0 / 520px 520px repeat,
    image-set(
      url("../assets/textures/noise_2048.webp") 1x,
      url("../assets/textures/noise_3072.webp") 1.5x,
      url("../assets/textures/noise_4096.webp") 2x
    ) 0 0 / 520px 520px repeat,
    url("../assets/textures/holo_2048.webp") 50% 50% / cover no-repeat;
  opacity: .12;
}
:root.bgUltra[data-theme="dark"] .bg__grain{opacity:.10}
.bg__fx{position:absolute;inset:0;width:100%;height:100%;opacity:.85}

/* Header */
.header{
  position:sticky;
  top:0;
  z-index:50;
  padding: 14px 16px 10px;
}

.header__row{
  display:grid;
  grid-template-columns: 1fr auto 1fr;
  align-items:center;
  gap:12px;
  max-width:1160px;
  margin:0 auto;
  padding: 12px 14px;
  border-radius: var(--radius-lg);
  background: var(--navBg);
  border: 1px solid var(--navBorder);
  box-shadow: var(--shadow2);
  backdrop-filter: blur(18px);
}

.header__controls{justify-self:end}
.brand{display:flex;align-items:center;gap:12px;}
.srOnly{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.brand__u{
  font-weight:900;
  font-size:36px;
  letter-spacing:-0.06em;
  line-height:1;
  position:relative;
  background-image:
    linear-gradient(135deg, var(--u1), var(--u2), var(--u3)),
    linear-gradient(110deg, transparent 0%, rgba(255,255,255,.88) 50%, transparent 100%);
  background-size: 220% 220%, 240% 240%;
  background-position: 0% 50%, -140% 0%;
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  filter: drop-shadow(0 12px 26px rgba(0,0,0,.16));
  cursor:default;
}
.brand__u::after{
  content:"";
  position:absolute;
  left:-22%; top:-22%;
  width:160%; height:160%;
  background: radial-gradient(circle at 60% 35%, rgba(255,255,255,.22), transparent 55%);
  mix-blend-mode: overlay;
  pointer-events:none;
}
.brand__u.isShine{ animation: uShine 1.65s var(--ease) 1; }
@keyframes uShine{
  0%{background-position: 0% 50%, -140% 0%}
  100%{background-position: 0% 50%, 180% 0%}
}
.brand__meta{display:flex;flex-direction:column;gap:2px}
.brand__name{font-weight:800;letter-spacing:.02em}
.brand__ver{font-weight:700;font-size:12px;color:var(--muted);letter-spacing:.08em}

.header__controls{display:flex;align-items:center;gap:10px}

.lang{
  display:flex;
  gap:6px;
  padding:6px;
  border-radius:999px;
  background: rgba(255,255,255,.22);
  border:1px solid rgba(255,255,255,.28);
  backdrop-filter: blur(12px);
}
:root[data-theme="dark"] .lang{background: rgba(0,0,0,.25); border-color: rgba(255,255,255,.14)}

.pill{
  border:0;
  background: transparent;
  padding:8px 10px;
  min-width:44px;
  border-radius:999px;
  font-weight:800;
  color:var(--muted);
  cursor:pointer;
  transition: transform 220ms var(--ease), background-color 220ms var(--ease), color 220ms var(--ease);
}
.pill.isActive{background: rgba(255,255,255,.52); color:var(--text)}
:root[data-theme="dark"] .pill.isActive{background: rgba(255,255,255,.12)}
.pill:active{transform:scale(.98)}

.iconBtn{
  border:1px solid var(--btnBorder);
  background: var(--btn);
  border-radius: 14px;
  padding:10px 12px;
  box-shadow: var(--btnShadow);
  backdrop-filter: blur(14px);
  cursor:pointer;
  transition: transform 220ms var(--ease), box-shadow 220ms var(--ease);
}
.iconBtn:hover{transform: translateY(-1px); box-shadow: 0 18px 46px rgba(0,0,0,.18)}
.iconBtn:active{transform: translateY(0) scale(.98)}
.iconBtn svg{width:18px;height:18px;display:block;opacity:.9}

/* Theme toggle: crescent-to-sun morph */
.themeToggle{
  border:0;
  background: transparent;
  padding:0;
  cursor:pointer;
}
.themeToggle__track{
  position:relative;
  width:54px;
  height:44px;
  border-radius:999px;
  background: var(--btn);
  border:1px solid var(--btnBorder);
  box-shadow: var(--btnShadow);
  backdrop-filter: blur(14px);
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}
.themeToggle__orb{
  width:20px;height:20px;border-radius:50%;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.95), rgba(255,255,255,.45));
  box-shadow: 0 10px 24px rgba(0,0,0,.25);
  transform: translateX(0);
  transition: transform 760ms var(--ease), background 760ms var(--ease);
}
:root[data-theme="dark"] .themeToggle__orb{background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.78), rgba(255,255,255,.25));}

.themeToggle__moon{
  position:absolute;
  width:20px;height:20px;border-radius:50%;
  background: var(--btn);
  transform: translateX(8px);
  transition: transform 760ms var(--ease), opacity 760ms var(--ease);
  opacity:1;
}
:root[data-theme="light"] .themeToggle__moon{opacity:0; transform: translateX(22px);}

.themeToggle__shine{
  position:absolute;
  inset:-30% -60%;
  background: linear-gradient(110deg, transparent 0%, rgba(255,255,255,.42) 45%, transparent 70%);
  transform: translateX(-40%) rotate(0deg);
  opacity:.0;
}
.themeToggle:hover .themeToggle__shine{opacity:.65; animation:shineMove 1.6s var(--ease) 1}
@keyframes shineMove{to{transform: translateX(60%) rotate(0deg)}}

:root[data-theme="dark"] .themeToggle__moon{opacity:1;}
:root[data-theme="dark"] .themeToggle__orb{transform: translateX(-6px);}
:root[data-theme="light"] .themeToggle__orb{transform: translateX(6px);}

/* Nav */
.nav{
  max-width:1160px;
  margin: 10px auto 0;
  display:flex;
  align-items:center;
  gap:8px;
  padding: 8px 10px;
  border-radius: var(--radius-lg);
  background: var(--navBg);
  border: 1px solid var(--navBorder);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow2);
  overflow:auto;
}
.nav__item{
  border:1px solid rgba(255,255,255,.0);
  background: transparent;
  padding:10px 12px;
  border-radius:999px;
  font-weight:800;
  color:var(--muted);
  cursor:pointer;
  white-space:nowrap;
  transition: background-color 220ms var(--ease), transform 220ms var(--ease), color 220ms var(--ease);
}
.nav__item:hover{background: rgba(255,255,255,.40); color:var(--text); transform: translateY(-1px)}
:root[data-theme="dark"] .nav__item:hover{background: rgba(255,255,255,.10)}
.nav__item.isActive{background: rgba(255,255,255,.55); color:var(--text)}
:root[data-theme="dark"] .nav__item.isActive{background: rgba(255,255,255,.12)}

.nav__cmd{
  margin-left:auto;
  border:1px solid var(--btnBorder);
  background: var(--btn);
  padding:10px 12px;
  border-radius:999px;
  font-weight:900;
  letter-spacing:.04em;
  cursor:pointer;
  box-shadow: var(--btnShadow);
  backdrop-filter: blur(14px);
}

/* Main layout */
.main{
  max-width:1160px;
  margin: 0 auto;
  padding: 14px 16px 90px;
}
.section{padding: 44px 0}
.section__head{max-width: 820px; margin: 0 auto 22px}
.section__kicker{
  display:inline-block;
  padding: 8px 12px;
  border-radius:999px;
  background: rgba(255,255,255,.45);
  border:1px solid rgba(255,255,255,.50);
  color: var(--muted);
  font-weight:900;
  letter-spacing:.10em;
  text-transform:uppercase;
  backdrop-filter: blur(14px);
}
:root[data-theme="dark"] .section__kicker{background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.12)}
.section__title{margin:14px 0 8px;font-size:32px;line-height:1.12;letter-spacing:-.02em}
.section__desc{margin:0;color:var(--muted);font-weight:650;line-height:1.7}

/* Hero */
.hero{padding-top: 20px}
.hero__grid{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 28px;
  align-items:center;
}
.kicker{
  display:inline-block;
  padding: 9px 12px;
  border-radius:999px;
  background: rgba(255,255,255,.44);
  border:1px solid rgba(255,255,255,.52);
  backdrop-filter: blur(14px);
  color: var(--muted);
  font-weight:850;
}
:root[data-theme="dark"] .kicker{background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.12)}

.hero__title{margin:14px 0 10px;font-size:48px;letter-spacing:-.03em;line-height:1.02;white-space:nowrap}
.hero__sub{margin:0 0 18px;color:var(--muted);font-weight:650;line-height:1.75;max-width: 52ch}
.hero__cta{display:flex;flex-wrap:wrap;gap:10px;margin: 18px 0 18px}

.btn{
  position:relative;
  border:1px solid var(--btnBorder);
  background: var(--btn);
  padding: 12px 16px;
  border-radius: 999px;
  font-weight:900;
  letter-spacing:.02em;
  box-shadow: var(--btnShadow);
  cursor:pointer;
  transition: transform 220ms var(--ease), box-shadow 220ms var(--ease), background-color 220ms var(--ease);
  overflow:hidden;
}
.btn:hover{transform: translateY(-1px); box-shadow: 0 22px 52px rgba(0,0,0,.18)}
.btn:active{transform: translateY(0) scale(.98)}

.btn.primary{
  border:0;
  background: linear-gradient(135deg, rgba(161,76,255,.95), rgba(255,95,176,.92));
  color: rgba(255,255,255,.96);
  box-shadow: 0 20px 54px rgba(161,76,255,.20);
}
.btn.primary:hover{box-shadow: 0 26px 64px rgba(161,76,255,.25)}
.btn.ghost{background: rgba(255,255,255,.40)}
:root[data-theme="dark"] .btn.ghost{background: rgba(255,255,255,.08)}

/* ripple */
.btn .ripple{
  position:absolute;
  border-radius:50%;
  transform:scale(0);
  background: rgba(255,255,255,.55);
  opacity:.0;
  pointer-events:none;
}
.btn .ripple.play{
  animation:ripple 680ms var(--ease) 1;
}
@keyframes ripple{
  0%{transform:scale(0); opacity:.0}
  30%{opacity:.35}
  100%{transform:scale(3.2); opacity:0}
}

.hero__meta{display:grid;grid-template-columns: 1fr 1fr; gap:12px; max-width: 520px}
.metaCard{
  padding: 14px 14px;
  border-radius: var(--radius);
  background: var(--glass);
  border:1px solid var(--border);
  box-shadow: var(--shadow2);
  backdrop-filter: blur(18px);
}
.metaCard__title{font-weight:900}
.metaCard__sub{color:var(--muted);font-weight:650;margin-top:6px;line-height:1.5}

.hero__visual{position:relative;border-radius: var(--radius-lg);overflow:hidden;min-height: 380px}
.hero__pic{position:absolute;inset:0;transition: opacity var(--themeDur) var(--ease)}
.hero__pic--dark{opacity:1}
.hero__pic--light{opacity:0}
:root[data-theme="light"] .hero__pic--dark{opacity:0}
:root[data-theme="light"] .hero__pic--light{opacity:1}

.hero__img{
  width:100%;height:100%;object-fit:cover;display:block;
  transform: scale(1.05);
  filter: saturate(1.05) contrast(1.03);
}
.hero__glass{position:absolute;inset:0;background: radial-gradient(700px 400px at 18% 22%, rgba(255,255,255,.18), transparent 55%)}
.hero__spec{position:absolute;inset:-20%;background: linear-gradient(115deg, transparent 0%, rgba(255,255,255,.18) 45%, transparent 70%); transform: translateX(-40%)}
.hero__visual:hover .hero__spec{animation: heroSpec 1.8s var(--ease) 1}
@keyframes heroSpec{to{transform: translateX(40%)}}

/* Cards */
.cards{display:grid;grid-template-columns: 1fr 1fr; gap: 18px}
.card{
  border-radius: var(--radius-lg);
  background: var(--glass);
  border:1px solid var(--border);
  box-shadow: var(--shadow);
  overflow:hidden;
  backdrop-filter: blur(20px);
  transform: translateZ(0);
}
.card__media{position:relative;aspect-ratio: 16/10;overflow:hidden}
.card__media img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(1.04) contrast(1.03)}
.card__media::after{content:"";position:absolute;inset:0;background: radial-gradient(700px 420px at 20% 18%, rgba(255,255,255,.20), transparent 52%)}
.card__badge{
  position:absolute;
  top:12px; right:12px;
  padding: 8px 12px;
  border-radius:999px;
  background: rgba(255,255,255,.58);
  border:1px solid rgba(255,255,255,.58);
  font-weight:900;
  color: var(--text);
}
:root[data-theme="dark"] .card__badge{background: rgba(0,0,0,.35); border-color: rgba(255,255,255,.12); color: rgba(255,255,255,.90)}

.card__body{padding: 16px 16px 18px}
.card__title{font-size:22px;font-weight:950;letter-spacing:-.01em}
.card__sub{margin-top:6px;color:var(--muted);font-weight:650;line-height:1.6}
.chipRow{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.chip{
  padding: 8px 10px;
  border-radius:999px;
  background: rgba(255,255,255,.44);
  border:1px solid rgba(255,255,255,.52);
  color: var(--muted);
  font-weight:800;
  font-size:13px;
}
:root[data-theme="dark"] .chip{background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.12)}

.card__actions{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap}

.notice{
  margin-top: 16px;
  border-radius: var(--radius-lg);
  padding: 16px;
  background: var(--glass);
  border: 1px solid var(--border);
  box-shadow: var(--shadow2);
  backdrop-filter: blur(18px);
}
.notice__title{font-weight:950}
.notice__text{margin-top:6px;color:var(--muted);font-weight:650;line-height:1.7}

/* Status */
.statusGrid{display:grid;grid-template-columns: repeat(3, 1fr); gap: 14px}
.statusCard{
  border-radius: var(--radius-lg);
  background: var(--glass);
  border: 1px solid var(--border);
  box-shadow: var(--shadow2);
  padding: 14px 14px 12px;
  backdrop-filter: blur(18px);
}
.statusCard__head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
.statusCard__name{font-weight:950;letter-spacing:-.01em}
.statusCard__pill{
  padding: 7px 10px;
  border-radius:999px;
  background: rgba(255,255,255,.44);
  border:1px solid rgba(255,255,255,.52);
  font-weight:900;
  color: var(--muted);
  font-size:12px;
}
:root[data-theme="dark"] .statusCard__pill{background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.12)}

.statusCard__pill[data-state="partial"]{background: rgba(255,199,66,.22); border-color: rgba(255,199,66,.35); color: rgba(88,60,0,.92)}
:root[data-theme="dark"] .statusCard__pill[data-state="partial"]{background: rgba(255,199,66,.14); border-color: rgba(255,199,66,.26); color: rgba(255,230,170,.92)}
.statusCard__pill[data-state="off"]{background: rgba(255,76,110,.22); border-color: rgba(255,76,110,.35); color: rgba(88,0,20,.92)}
:root[data-theme="dark"] .statusCard__pill[data-state="off"]{background: rgba(255,76,110,.12); border-color: rgba(255,76,110,.24); color: rgba(255,190,200,.92)}

.statusRows{display:flex;flex-direction:column;gap:10px}
.statusEndpoints{margin-top:10px;display:grid;gap:6px;font-size:12px;line-height:1.45}
.statusEndpoints .kv{display:flex;gap:10px;align-items:baseline;flex-wrap:wrap}
.statusEndpoints .k{min-width:46px;color:var(--muted);font-weight:750}
.statusEndpoints .v{color:var(--faint)}
.statusEndpoints .mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-variant-numeric:tabular-nums}
.statusRow{display:grid;grid-template-columns: 54px 1fr 50px; gap:10px; align-items:center}
.statusRow__label{font-weight:900;color:var(--muted)}
.statusRow__bar{
  height: 10px;
  border-radius:999px;
  background: rgba(255,255,255,.28);
  border:1px solid rgba(255,255,255,.30);
  overflow:hidden;
}
:root[data-theme="dark"] .statusRow__bar{background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.10)}
.statusRow__fill{height:100%;border-radius:999px;background: linear-gradient(135deg, rgba(161,76,255,.95), rgba(255,95,176,.90)); width:0%}
.statusRow__val{font-weight:900;color:var(--muted);text-align:right}
.statusFoot{margin-top:10px;color:var(--faint);font-weight:650;font-size:12px}

/* Insights / charts */
.insightGrid{display:grid;grid-template-columns: 1fr 1fr 1fr; gap: 14px}
.chartCard{
  border-radius: var(--radius-lg);
  background: var(--glass);
  border:1px solid var(--border);
  box-shadow: var(--shadow2);
  padding: 14px;
  backdrop-filter: blur(18px);
}
.chartCard__head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
.chartCard__title{font-weight:950}
.chartCard__tabs{display:flex;gap:6px}
.tab{
  border:1px solid rgba(255,255,255,.0);
  background: rgba(255,255,255,.30);
  padding: 8px 10px;
  border-radius:999px;
  font-weight:900;
  color: var(--muted);
  cursor:pointer;
}
:root[data-theme="dark"] .tab{background: rgba(255,255,255,.06)}
.tab.isActive{background: rgba(255,255,255,.55); color: var(--text)}
:root[data-theme="dark"] .tab.isActive{background: rgba(255,255,255,.12)}

.chart{height: 240px; position:relative}
.chart svg{width:100%; height:100%}
.chart .tooltip{
  position:absolute;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(0,0,0,.75);
  color: rgba(255,255,255,.95);
  font-weight:800;
  font-size:12px;
  pointer-events:none;
  opacity:0;
  transform: translate3d(0,8px,0);
  transition: opacity 160ms var(--ease), transform 160ms var(--ease);
  white-space:nowrap;
}
.chart .tooltip.isOn{opacity:1; transform: translate3d(0,0,0)}

/* Changelog */
.logTabs{display:flex;gap:10px;flex-wrap:wrap}
.tabPill{
  border:1px solid var(--btnBorder);
  background: var(--btn);
  padding: 12px 14px;
  border-radius: 999px;
  font-weight:950;
  cursor:pointer;
  box-shadow: var(--btnShadow);
}
.tabPill.isActive{border-color: rgba(161,76,255,.40)}

.logList{
  margin-top: 14px;
  display:flex;
  flex-direction:column;
  gap: 12px;
}
.logItem{
  border-radius: var(--radius-lg);
  background: var(--glass);
  border: 1px solid var(--border);
  box-shadow: var(--shadow2);
  padding: 16px;
  backdrop-filter: blur(18px);
}
.logItem__head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.logItem__ver{font-weight:950;font-size:20px}
.logItem__date{font-weight:850;color:var(--muted)}
.logItem__list{margin:12px 0 0; padding:0 0 0 18px; color:var(--muted); font-weight:650; line-height:1.7}

/* About */
.featureGrid{display:grid;grid-template-columns: 1fr 1fr; gap: 14px}
.feature{
  border-radius: var(--radius-lg);
  background: var(--glass);
  border: 1px solid var(--border);
  box-shadow: var(--shadow2);
  padding: 16px;
  backdrop-filter: blur(18px);
}
.feature__title{font-weight:950;margin-top:8px}
.feature__desc{margin-top:6px;color:var(--muted);font-weight:650;line-height:1.7}
.feature__icon{
  width:42px;height:42px;border-radius:14px;
  background: linear-gradient(135deg, rgba(161,76,255,.36), rgba(255,95,176,.26));
  border: 1px solid rgba(255,255,255,.50);
  box-shadow: 0 18px 44px rgba(161,76,255,.14);
}

/* Contact */
.contactGrid{display:grid;grid-template-columns: 1fr 1.2fr; gap: 14px; align-items:start}
.contactCard, .formCard{
  border-radius: var(--radius-lg);
  background: var(--glass);
  border: 1px solid var(--border);
  box-shadow: var(--shadow2);
  padding: 16px;
  backdrop-filter: blur(18px);
}
.contactCard__title{font-weight:950;margin-bottom:10px}
.qqRow{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.qqNum{font-weight:950;font-size:22px;letter-spacing:.06em}
.contactNote{margin-top:10px;color:var(--muted);font-weight:650}

.formRow{display:grid;grid-template-columns: 1fr 1fr; gap: 12px}
.field{display:flex;flex-direction:column;gap:8px}
.field__label{font-weight:900;color:var(--muted)}
.field__input{
  width:100%;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.55);
  background: rgba(255,255,255,.42);
  outline:none;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.35);
  transition: border-color 220ms var(--ease), box-shadow 220ms var(--ease), background-color 220ms var(--ease);
}
:root[data-theme="dark"] .field__input{background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.12)}
.field__input:focus{border-color: rgba(161,76,255,.50); box-shadow: 0 0 0 6px rgba(161,76,255,.18)}
.field__error{min-height: 16px; color: rgba(255,60,120,.92); font-weight:850; font-size:12px}

.formActions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.formHint{margin-top:10px;color:var(--faint);font-weight:650;line-height:1.6}

/* Footer */
.footer{margin-top: 28px; display:flex;align-items:center;justify-content:space-between;gap:12px; color: var(--faint); font-weight:750}

/* To Top */
.toTop{
  position:fixed;
  right: 16px;
  bottom: 18px;
  width: 52px;
  height: 52px;
  border-radius: 18px;
  border:1px solid var(--btnBorder);
  background: var(--btn);
  box-shadow: var(--btnShadow);
  backdrop-filter: blur(14px);
  cursor:pointer;
  opacity:0;
  transform: translate3d(0,10px,0);
  pointer-events:none;
  transition: opacity 220ms var(--ease), transform 220ms var(--ease);
}
.toTop::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(22px 22px at 50% 40%, rgba(255,255,255,.26), transparent 60%);
}
.toTop::after{
  content:"";
  position:absolute;
  left:50%; top:50%;
  width: 12px; height: 12px;
  border-top: 3px solid var(--text);
  border-left: 3px solid var(--text);
  transform: translate(-50%,-38%) rotate(45deg);
  opacity:.8;
}
.toTop.isOn{opacity:1; transform: translate3d(0,0,0); pointer-events:auto}

/* Drawer */
.drawer{position:fixed;inset:0;z-index:80;pointer-events:none}
.drawer__panel{
  position:absolute;top: 80px; right: 16px;
  width: min(420px, calc(100vw - 32px));
  border-radius: var(--radius-lg);
  background: var(--glass);
  border:1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
  z-index: 1;
  transform: translate3d(0,-10px,0);
  opacity:0;
}
.drawer__backdrop{position:absolute;inset:0;z-index:0;background: rgba(0,0,0,.22);opacity:0}
.drawer.isOpen{pointer-events:auto}
.drawer.isOpen .drawer__panel{opacity:1;transform: translate3d(0,0,0)}
.drawer.isOpen .drawer__backdrop{opacity:1}
.drawer__head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding: 14px 14px 10px}
.drawer__title{font-weight:950}
.drawer__body{padding: 0 14px 14px;display:flex;flex-direction:column;gap: 16px}
.drawer__foot{padding: 0 14px 14px}

.setting__label{font-weight:950;margin-bottom:8px}
.setting__hint{margin-top:8px;color:var(--muted);font-weight:650;line-height:1.6}
.setting__range{width:100%; touch-action: pan-x; -webkit-user-select:none; user-select:none}
.seg{display:flex;gap:8px;flex-wrap:wrap}
.seg__btn{
  border:1px solid var(--btnBorder);
  background: rgba(255,255,255,.28);
  padding: 10px 12px;
  border-radius:999px;
  font-weight:950;
  cursor:pointer;
}
:root[data-theme="dark"] .seg__btn{background: rgba(255,255,255,.06)}
.seg__btn.isActive{border-color: rgba(161,76,255,.42)}

/* Command palette */
.cmd{position:fixed;inset:0;z-index:90;pointer-events:none}
.cmd__backdrop{position:absolute;inset:0;background: rgba(0,0,0,.35);opacity:0}
.cmd__panel{
  position:absolute;
  left:50%;
  top: 92px;
  transform: translate(-50%,-10px);
  width: min(720px, calc(100vw - 28px));
  border-radius: var(--radius-lg);
  background: var(--glass);
  border:1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
  opacity:0;
}
.cmd.isOpen{pointer-events:auto}
.cmd.isOpen .cmd__backdrop{opacity:1}
.cmd.isOpen .cmd__panel{opacity:1; transform: translate(-50%,0)}

.cmd__head{display:flex;align-items:center;gap:10px;padding: 12px 12px 10px}
.cmd__input{
  width:100%;
  border:1px solid rgba(255,255,255,.52);
  background: rgba(255,255,255,.40);
  border-radius: 16px;
  padding: 12px 12px;
  outline:none;
}
:root[data-theme="dark"] .cmd__input{background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.12)}
.cmd__list{padding: 0 10px 10px;display:flex;flex-direction:column;gap:8px}
.cmdItem{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding: 12px 12px;
  border-radius: 16px;
  background: rgba(255,255,255,.26);
  border:1px solid rgba(255,255,255,.32);
  cursor:pointer;
}
:root[data-theme="dark"] .cmdItem{background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.10)}
.cmdItem:hover{transform: translateY(-1px)}
.cmdItem__name{font-weight:950}
.cmdItem__hint{color:var(--muted);font-weight:650}
.cmd__foot{padding: 0 12px 12px;color:var(--muted);font-weight:650}

/* Modal */
.modal{position:fixed;inset:0;z-index:95;pointer-events:none}
.modal__backdrop{position:absolute;inset:0;background: rgba(0,0,0,.35);opacity:0}
.modal__panel{
  position:absolute;
  left:50%; top: 50%;
  transform: translate(-50%,-46%) scale(.98);
  width: min(520px, calc(100vw - 28px));
  border-radius: var(--radius-lg);
  background: var(--glass);
  border:1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
  opacity:0;
  padding: 16px;
}
.modal.isOpen{pointer-events:auto}
.modal.isOpen .modal__backdrop{opacity:1}
.modal.isOpen .modal__panel{opacity:1; transform: translate(-50%,-50%) scale(1)}
.modal__title{font-weight:950;font-size:18px}
.modal__body{margin-top:10px;color:var(--muted);font-weight:650;line-height:1.7}
.modal__actions{margin-top:14px;display:flex;justify-content:flex-end}

/* Entry overlay */
.entry{position:fixed;inset:0;z-index:99998;pointer-events:none;opacity:0;transition: opacity 240ms var(--ease);background: radial-gradient(1200px 700px at 20% 10%, rgba(164,113,255,.40), transparent 60%), radial-gradient(1200px 700px at 80% 85%, rgba(255,120,198,.30), transparent 60%), rgba(8,10,18,1)}
.entry.isOn{pointer-events:auto;opacity:1}
.entry__bg{position:absolute;inset:-30%;background: linear-gradient(135deg, rgba(161,76,255,.22), rgba(255,95,176,.18), rgba(255,240,220,.22)); filter: blur(18px); animation: entryBg 2s var(--ease-soft) 1}
.entry__fx{position:absolute;inset:0;width:100%;height:100%;opacity:.9}
.entry__content{position:absolute;left:50%;top:50%;transform: translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;gap:10px}
.entry__logo{
  font-weight:1000;
  font-size:56px;
  letter-spacing:-.08em;
  line-height:1;
  background-image: linear-gradient(135deg, var(--u1), var(--u2), var(--u3));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  filter: drop-shadow(0 18px 40px rgba(0,0,0,.25));
}
.entry__tag{font-weight:900;color:rgba(255,255,255,.90);letter-spacing:.10em;text-transform:uppercase}
.entry__hint{font-weight:850;color:rgba(255,255,255,.70)}

@keyframes entryBg{from{transform: translate3d(-1vw,1vh,0) scale(1)}to{transform: translate3d(1vw,-1vh,0) scale(1.03)}}

/* Reveal on scroll */
.reveal{opacity:0; transform: translate3d(0,18px,0) scale(.99)}
.reveal.isIn{opacity:1; transform: translate3d(0,0,0) scale(1); transition: opacity 720ms var(--ease), transform 720ms var(--ease)}

/* Responsive */
@media (max-width: 980px){
  .hero__grid{grid-template-columns: 1fr;}
  .hero__title{font-size:42px}
  .hero__visual{min-height: 320px}
  .cards{grid-template-columns: 1fr}
  .statusGrid{grid-template-columns: 1fr}
  .insightGrid{grid-template-columns: 1fr}
  .featureGrid{grid-template-columns: 1fr}
  .contactGrid{grid-template-columns: 1fr}
}

@media (max-width: 520px){
  .header{padding: 12px 12px 10px}
  .header__row{padding: 10px 10px}
  .brand__u{font-size:32px}
  .brand__meta{display:none}
  .hero__title{font-size:30px}
  .hero__meta{grid-template-columns: 1fr}
  .nav{padding: 8px 8px}
  .nav__cmd{display:none}
}

@media (max-width: 390px){
  .hero__title{font-size:26px}
}

@media (prefers-reduced-motion: reduce){
  .bg__gradient, .bg__orbs{animation:none}
  .reveal{opacity:1; transform:none}
  .reveal.isIn{transition:none}
  .btn:hover, .nav__item:hover{transform:none}
}