/* ============================================================
   Fuse Labs — Liquid Glass design system
   Light (Fuse identity, #f4f4f4) + Dark, brand-tinted apps
   ============================================================ */

:root{
  /* brand */
  --lovetap:#FFA5E8;
  --dmgkit:#005FFF;
  --fcs:#0d0d0f;            /* Fuse Caption Studio = ink; flips in dark */

  /* type */
  --sans:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Helvetica Neue",Helvetica,"Segoe UI",sans-serif;

  /* easing */
  --ease:cubic-bezier(.22,.68,.18,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
}

/* ---------- LIGHT (default) ---------- */
html[data-theme="light"]{
  --bg:#f4f4f4;
  --bg-2:#eaeaea;
  --ink:#0d0d0f;
  --ink-soft:#5d5d66;
  --ink-faint:#8a8a93;
  --hairline:rgba(13,13,15,.10);
  --glass:rgba(255,255,255,.55);
  --glass-strong:rgba(255,255,255,.72);
  --glass-border:rgba(13,13,15,.08);
  --glass-hi:rgba(255,255,255,.85);
  --shadow:rgba(20,20,35,.16);
  --shadow-soft:rgba(20,20,35,.08);
  --glow-a:rgba(255,165,232,.40);
  --glow-b:rgba(0,95,255,.20);
  --fcs:#0d0d0f;
}
/* ---------- DARK ---------- */
html[data-theme="dark"]{
  --bg:#0c0b0e;
  --bg-2:#141119;
  --ink:#f4f2f6;
  --ink-soft:#a09ea8;
  --ink-faint:#6f6c78;
  --hairline:rgba(255,255,255,.12);
  --glass:rgba(34,30,42,.48);
  --glass-strong:rgba(40,36,50,.66);
  --glass-border:rgba(255,255,255,.10);
  --glass-hi:rgba(255,255,255,.14);
  --shadow:rgba(0,0,0,.55);
  --shadow-soft:rgba(0,0,0,.35);
  --glow-a:rgba(255,165,232,.30);
  --glow-b:rgba(0,95,255,.32);
  --fcs:#f4f2f6;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
  transition:background .5s var(--ease), color .5s var(--ease);
}

/* ambient color field */
.aura{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;}
.aura::before,.aura::after{
  content:"";position:absolute;border-radius:50%;filter:blur(90px);
  transition:opacity .6s var(--ease);
}
.aura::before{
  width:60vw;height:60vw;left:-12vw;top:-22vw;
  background:radial-gradient(circle,var(--glow-a),transparent 68%);
  animation:drift1 26s var(--ease) infinite alternate;
}
.aura::after{
  width:55vw;height:55vw;right:-14vw;top:18vh;
  background:radial-gradient(circle,var(--glow-b),transparent 68%);
  animation:drift2 30s var(--ease) infinite alternate;
}
@keyframes drift1{to{transform:translate(8vw,10vh) scale(1.12);}}
@keyframes drift2{to{transform:translate(-7vw,-8vh) scale(1.08);}}

/* ---------- shared glass ---------- */
.glass{
  background:var(--glass);
  -webkit-backdrop-filter:blur(26px) saturate(1.6);
  backdrop-filter:blur(26px) saturate(1.6);
  border:1px solid var(--glass-border);
  box-shadow:inset 0 1px 0 var(--glass-hi), 0 24px 50px -28px var(--shadow);
}

/* ---------- layout ---------- */
.wrap{max-width:1200px;margin:0 auto;padding:0 28px;}
section{position:relative;}

/* ============================================================
   NAV — floating glass pill
   ============================================================ */
.nav{
  position:fixed;top:18px;left:50%;transform:translateX(-50%);
  z-index:100;width:min(1100px,calc(100% - 32px));
  display:flex;align-items:center;gap:14px;
  padding:10px 10px 10px 20px;border-radius:999px;
  transition:padding .4s var(--ease), box-shadow .4s var(--ease), top .4s var(--ease), width .4s var(--ease);
}
.nav.shrunk{top:10px;width:min(880px,calc(100% - 32px));}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;letter-spacing:-.01em;
  color:var(--ink);text-decoration:none;white-space:nowrap;}
.brand .mark{width:22px;height:22px;border-radius:7px;
  background:conic-gradient(from 200deg,var(--lovetap),var(--dmgkit),var(--lovetap));
  box-shadow:inset 0 1px 1px rgba(255,255,255,.5),0 2px 8px -2px var(--dmgkit);}
.brand-logo{display:inline-block;vertical-align:middle;flex:none;}
.brand-logos{display:inline-flex;align-items:center;flex:none;}
/* logo sits flush on the bar — no slot fill behind it */
.brand-logo::part(frame){background:transparent;}
/* light / dark wordmark swap */
html[data-theme="dark"] .logo-light{display:none;}
html[data-theme="light"] .logo-dark{display:none;}
/* visible drop-target hint for empty logo / icon slots */
.brand-logo:not([data-filled])::part(frame),
.aside-card .ic:not([data-filled])::part(frame){
  background:color-mix(in srgb,var(--ink) 6%, transparent);
  border:1px dashed var(--glass-border);
}
.nav-sep{width:1px;height:22px;background:var(--hairline);}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-links a{
  position:relative;color:var(--ink-soft);text-decoration:none;font-size:14.5px;font-weight:500;
  padding:8px 13px;border-radius:999px;white-space:nowrap;
  transition:color .25s var(--ease), background .25s var(--ease);
}
.nav-links a:hover{color:var(--ink);background:var(--glass-strong);}
.nav-spacer{flex:1;}
.nav-cta{margin-left:2px;}
.nav-burger{display:none;align-items:center;justify-content:center;width:38px;height:38px;
  border-radius:50%;border:1px solid var(--glass-border);background:var(--glass);cursor:pointer;
  color:var(--ink);}
.nav-burger svg{width:18px;height:18px;}

/* ============================================================
   PILLS / BUTTONS  (always fully rounded)
   ============================================================ */
.pill{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--sans);font-weight:600;font-size:15px;line-height:1;
  padding:13px 22px;border-radius:999px;cursor:pointer;border:1px solid var(--glass-border);
  color:var(--ink);text-decoration:none;white-space:nowrap;position:relative;overflow:hidden;
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(1.5);backdrop-filter:blur(18px) saturate(1.5);
  box-shadow:inset 0 1px 0 var(--glass-hi),0 8px 22px -14px var(--shadow);
  transition:transform .35s var(--ease-out), box-shadow .35s var(--ease-out), background .3s var(--ease);
}
.pill:hover{transform:translateY(-2px);box-shadow:inset 0 1px 0 var(--glass-hi),0 14px 30px -14px var(--shadow);}
.pill:active{transform:translateY(0);}
.pill.sm{padding:9px 16px;font-size:14px;}
/* sheen sweep */
.pill::after{content:"";position:absolute;inset:0;border-radius:inherit;
  background:linear-gradient(115deg,transparent 30%,rgba(255,255,255,.35) 50%,transparent 70%);
  transform:translateX(-120%);transition:transform .7s var(--ease);}
.pill:hover::after{transform:translateX(120%);}

/* tinted variants — translucent brand glass */
.pill.tint{color:#fff;border-color:transparent;}
.pill.lovetap{background:linear-gradient(180deg,color-mix(in srgb,var(--lovetap) 92%,#fff),var(--lovetap));
  color:#3a1030;box-shadow:inset 0 1px 0 rgba(255,255,255,.55),0 10px 26px -12px var(--lovetap);}
.pill.dmgkit{background:linear-gradient(180deg,color-mix(in srgb,var(--dmgkit) 88%,#fff),var(--dmgkit));
  color:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.35),0 10px 26px -12px var(--dmgkit);}
.pill.fcs{background:var(--fcs);color:var(--bg);
  box-shadow:inset 0 1px 0 var(--glass-hi),0 10px 26px -14px var(--shadow);}
.pill.primary{background:var(--ink);color:var(--bg);border-color:transparent;
  box-shadow:0 12px 30px -14px var(--shadow);}
.pill.primary::after{background:linear-gradient(115deg,transparent 30%,rgba(255,255,255,.22) 50%,transparent 70%);}

/* ============================================================
   HERO
   ============================================================ */
.hero{padding:190px 0 70px;}
.eyebrow{display:inline-flex;align-items:center;gap:9px;
  font-size:12.5px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-soft);
  margin-bottom:26px;}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;
  background:linear-gradient(120deg,var(--lovetap),var(--dmgkit));}
.hero h1{
  margin:0;font-weight:700;letter-spacing:-.035em;line-height:.96;
  font-size:clamp(46px,8.2vw,108px);max-width:14ch;
}
.hero h1 .fuse{
  background:linear-gradient(105deg,var(--lovetap),var(--dmgkit) 75%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lede{margin:30px 0 0;font-size:clamp(17px,1.7vw,21px);line-height:1.5;
  color:var(--ink-soft);max-width:42ch;font-weight:400;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:38px;}

/* ============================================================
   APPS BENTO
   ============================================================ */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:34px;flex-wrap:wrap;}
.section-head h2{margin:0;font-weight:700;letter-spacing:-.03em;line-height:1;
  font-size:clamp(30px,4vw,52px);}
.section-head .kicker{font-size:13px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ink-faint);margin-bottom:10px;}
.section-head p{margin:0;color:var(--ink-soft);max-width:40ch;font-size:16px;}

.apps{padding:60px 0;}
.bento{display:grid;grid-template-columns:1.5fr 1fr;grid-auto-rows:minmax(190px,auto);gap:18px;}

.tile{
  position:relative;border-radius:30px;padding:28px;overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .5s var(--ease-out), box-shadow .5s var(--ease-out);
  isolation:isolate;
}
.tile::before{ /* brand glow wash */
  content:"";position:absolute;inset:0;z-index:-1;opacity:.5;
  transition:opacity .5s var(--ease);
}
.tile.t-lovetap{grid-row:span 2;}
.tile.t-lovetap::before{background:radial-gradient(120% 90% at 15% 0%,var(--lovetap),transparent 60%);opacity:.22;}
.tile.t-dmgkit::before{background:radial-gradient(130% 120% at 90% 10%,var(--dmgkit),transparent 62%);opacity:.18;}
.tile.t-fcs::before{background:radial-gradient(130% 120% at 90% 100%,color-mix(in srgb,var(--ink) 60%,transparent),transparent 62%);opacity:.12;}
.tile:hover{transform:translateY(-6px);box-shadow:inset 0 1px 0 var(--glass-hi),0 36px 70px -34px var(--shadow);}
.tile:hover::before{opacity:.34;}

.tile-top{display:flex;align-items:center;gap:14px;margin-bottom:14px;}
.app-icon{width:54px;height:54px;border-radius:15px;flex:none;overflow:hidden;
  box-shadow:inset 0 1px 0 var(--glass-hi),0 8px 20px -10px var(--shadow);}
.tile h3{margin:0;font-size:23px;font-weight:700;letter-spacing:-.02em;}
.tile .one-liner{margin:2px 0 0;color:var(--ink-soft);font-size:14.5px;}
.tile .blurb{margin:0 0 20px;color:var(--ink-soft);font-size:15.5px;line-height:1.5;max-width:46ch;}
.tile .shot{width:100%;flex:1;min-height:150px;border-radius:18px;margin:6px 0 22px;
  box-shadow:0 18px 40px -22px var(--shadow);}
.tile .tile-foot{margin-top:auto;}

.dot-row{display:flex;gap:7px;margin-bottom:16px;}
.dot-row i{width:9px;height:9px;border-radius:50%;background:var(--hairline);}

/* ============================================================
   PER-APP FEATURES (below bento)
   ============================================================ */
.features{padding:60px 0 30px;}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.feat-col{display:flex;flex-direction:column;gap:14px;}
.feat-col .col-head{display:flex;align-items:center;gap:11px;margin-bottom:4px;}
.feat-col .col-head .ic{width:30px;height:30px;border-radius:9px;flex:none;overflow:hidden;}
.feat-col .col-head b{font-size:16px;font-weight:700;letter-spacing:-.01em;}
.feat-card{border-radius:20px;padding:22px;display:flex;flex-direction:column;gap:8px;
  transition:transform .4s var(--ease-out),box-shadow .4s var(--ease-out);}
.feat-card:hover{transform:translateY(-4px);box-shadow:inset 0 1px 0 var(--glass-hi),0 24px 44px -26px var(--shadow);}
.feat-card .badge{font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--accent,var(--ink-soft));}
.feat-card h4{margin:0;font-size:18px;font-weight:700;letter-spacing:-.01em;}
.feat-card p{margin:0;color:var(--ink-soft);font-size:14.5px;line-height:1.5;}
.t-lovetap-accent{--accent:var(--lovetap);}
.t-dmgkit-accent{--accent:var(--dmgkit);}
.t-fcs-accent{--accent:var(--fcs);}

/* ============================================================
   CTA + FOOTER
   ============================================================ */
.cta{padding:80px 0;}
.cta-panel{border-radius:34px;padding:64px 48px;text-align:center;position:relative;overflow:hidden;}
.cta-panel::before{content:"";position:absolute;inset:0;z-index:-1;opacity:.5;
  background:radial-gradient(80% 130% at 50% 0%,var(--glow-a),transparent 60%);}
.cta-panel h2{margin:0 auto;font-size:clamp(30px,4.5vw,52px);font-weight:700;letter-spacing:-.03em;
  line-height:1.02;max-width:16ch;}
.cta-panel p{margin:18px auto 0;color:var(--ink-soft);max-width:46ch;font-size:17px;}
.cta-panel .hero-cta{justify-content:center;margin-top:34px;}

footer{padding:54px 0 120px;border-top:1px solid var(--hairline);margin-top:40px;}
.foot-grid{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.foot-links{display:flex;gap:22px;flex-wrap:wrap;}
.foot-links a{color:var(--ink-soft);text-decoration:none;font-size:14.5px;transition:color .25s;}
.foot-links a:hover{color:var(--ink);}
footer .copy{color:var(--ink-faint);font-size:13.5px;}

/* ============================================================
   SUPPORT PAGE
   ============================================================ */
.support{padding:170px 0 80px;}
.support-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:22px;align-items:start;margin-top:40px;}
.form-card{border-radius:30px;padding:34px;}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px;}
.field label{font-size:13.5px;font-weight:600;color:var(--ink);}
.field .req{color:var(--lovetap);}
.field input,.field select,.field textarea{
  font-family:var(--sans);font-size:15px;color:var(--ink);
  background:var(--glass-strong);border:1px solid var(--glass-border);border-radius:14px;
  padding:13px 15px;outline:none;transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);width:100%;
}
.field textarea{resize:vertical;min-height:130px;line-height:1.5;}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-faint);}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:color-mix(in srgb,var(--dmgkit) 50%,var(--glass-border));
  box-shadow:0 0 0 4px color-mix(in srgb,var(--dmgkit) 16%,transparent);
}
.field select{appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%238a8a93' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 15px center;padding-right:42px;}
.form-foot{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:6px;}
.form-note{font-size:13px;color:var(--ink-faint);}
.form-success{display:none;align-items:center;text-align:left;gap:10px;padding:30px 10px;}
.form-success.show{display:flex;}
.form-success.is-visible{
  display:grid !important;
  grid-template-columns:auto minmax(0,1fr);
  grid-template-areas:
    "check title"
    "check message";
  column-gap:16px;
  row-gap:4px;
  align-items:center;
  text-align:left;
}
.form-success .check{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;color:#fff;flex:0 0 auto;
  background:linear-gradient(150deg,var(--lovetap),var(--dmgkit));box-shadow:0 12px 30px -12px var(--dmgkit);}
.form-success.is-visible .check{grid-area:check;align-self:center;justify-self:center;}
.form-success h3{margin:0;font-size:22px;font-weight:700;letter-spacing:-.02em;}
.form-success.is-visible h3{grid-area:title;align-self:end;}
.form-success p{margin:0;color:var(--ink-soft);}
.form-success.is-visible p{grid-area:message;align-self:start;}
.aside-card{border-radius:24px;padding:26px;margin-bottom:18px;}
.aside-card h4{margin:0 0 14px;font-size:15px;font-weight:700;letter-spacing:-.01em;}
.aside-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.aside-head h4{margin:0 0 14px;}
.open-both{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;flex:none;
  margin-top:-6px;border-radius:9px;cursor:pointer;color:var(--ink-soft);
  background:var(--glass-strong);border:1px solid var(--glass-border);
  box-shadow:inset 0 1px 0 var(--glass-hi);
  transition:transform .3s var(--ease),color .25s var(--ease),box-shadow .3s var(--ease);}
.open-both svg{width:15px;height:15px;}
.open-both:hover{transform:translateY(-1px);color:var(--ink);
  box-shadow:inset 0 1px 0 var(--glass-hi),0 8px 18px -12px var(--shadow);}
.aside-card .row a .ext{opacity:.45;font-size:12px;transition:opacity .25s,transform .25s;display:inline-block;}
.aside-card .row a:hover .ext{opacity:1;transform:translate(1px,-1px);}
.aside-card .row{display:flex;align-items:center;gap:12px;padding:9px 0;}
.aside-card .row a{color:var(--ink-soft);font-size:14.5px;text-decoration:none;transition:color .25s;}
.aside-card .row a:hover{color:var(--ink);}
.aside-card .row .ic{width:30px;height:30px;flex:none;}

@media (max-width:900px){
  .support-grid{grid-template-columns:1fr;}
  .support{padding:140px 0 60px;}
}

/* ============================================================
   THEME TOGGLE — floating glass pill
   ============================================================ */
.theme-toggle{
  position:fixed;right:22px;bottom:22px;z-index:100;
  display:flex;align-items:center;gap:6px;padding:8px 8px 8px 18px;border-radius:999px;cursor:pointer;
}
.theme-toggle .knob{
  width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  color:var(--ink);transition:transform .5s var(--ease);
}
.theme-toggle:hover .knob{transform:rotate(-25deg) scale(1.06);}
.theme-toggle svg{width:18px;height:18px;}
.theme-toggle .lbl{font-size:13.5px;font-weight:600;color:var(--ink-soft);padding-right:2px;
  white-space:nowrap;}
.theme-toggle .sun{display:none;}
html[data-theme="dark"] .theme-toggle .sun{display:block;}
html[data-theme="dark"] .theme-toggle .moon{display:none;}

/* ============================================================
   REVEAL ANIMATIONS
   ============================================================ */
.reveal{opacity:0;transform:translateY(28px);
  transition:opacity .9s var(--ease-out),transform .9s var(--ease-out);}
.reveal.in{opacity:1;transform:none;}
.stagger > *{opacity:0;transform:translateY(28px);
  transition:opacity .8s var(--ease-out),transform .8s var(--ease-out);}
.stagger.in > *{opacity:1;transform:none;}
.stagger.in > *:nth-child(2){transition-delay:.08s;}
.stagger.in > *:nth-child(3){transition-delay:.16s;}
.stagger.in > *:nth-child(4){transition-delay:.24s;}

@media (prefers-reduced-motion: reduce){
  *{animation:none !important;}
  .reveal,.stagger > *{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:900px){
  .bento{grid-template-columns:1fr;}
  .tile.t-lovetap{grid-row:span 1;}
  .feat-grid{grid-template-columns:1fr;gap:26px;}
  .nav-links{display:none;}
  .nav-links.open{
    display:flex;flex-direction:column;align-items:stretch;gap:4px;
    position:absolute;top:calc(100% + 10px);right:0;left:0;padding:12px;border-radius:24px;
    background:rgba(248,248,252,.88);
    -webkit-backdrop-filter:blur(34px) saturate(1.8);backdrop-filter:blur(34px) saturate(1.8);
    border:1px solid rgba(22,24,32,.14);box-shadow:0 24px 80px -30px var(--shadow),inset 0 1px 0 rgba(255,255,255,.32);
    overflow:hidden;isolation:isolate;
  }
  html[data-theme="dark"] .nav-links.open{
    background:rgba(12,14,22,.88);
    border-color:rgba(255,255,255,.16);
    box-shadow:0 24px 80px -30px rgba(0,0,0,.78),inset 0 1px 0 rgba(255,255,255,.14);
  }
  .nav-links.open a{font-size:16px;padding:12px 16px;}
  .nav-burger{display:inline-flex;}
  .hero{padding:150px 0 50px;}
}
@media (max-width:560px){
  .wrap{padding:0 18px;}
  .nav{padding:9px 9px 9px 16px;}
  .theme-toggle .lbl{display:none;}
  .cta-panel{padding:48px 26px;}
}