/* ===========================================================================
   NSEND CALLiO — design system (dark only)  · /assets/callio/app.css
   =========================================================================== */

/* ---- Fonts (self-hosted) ---- */
@font-face{font-family:'Bricolage Grotesque';font-weight:600;font-style:normal;font-display:swap;src:url('/assets/callio/fonts/bricolage-600.woff2') format('woff2')}
@font-face{font-family:'Bricolage Grotesque';font-weight:700;font-style:normal;font-display:swap;src:url('/assets/callio/fonts/bricolage-700.woff2') format('woff2')}
@font-face{font-family:'Bricolage Grotesque';font-weight:800;font-style:normal;font-display:swap;src:url('/assets/callio/fonts/bricolage-800.woff2') format('woff2')}
@font-face{font-family:'Inter';font-weight:400;font-style:normal;font-display:swap;src:url('/assets/callio/fonts/inter-400.woff2') format('woff2')}
@font-face{font-family:'Inter';font-weight:500;font-style:normal;font-display:swap;src:url('/assets/callio/fonts/inter-500.woff2') format('woff2')}
@font-face{font-family:'Inter';font-weight:600;font-style:normal;font-display:swap;src:url('/assets/callio/fonts/inter-600.woff2') format('woff2')}
@font-face{font-family:'Inter';font-weight:700;font-style:normal;font-display:swap;src:url('/assets/callio/fonts/inter-700.woff2') format('woff2')}
@font-face{font-family:'Phosphor';src:url('/assets/callio/icons/Phosphor.woff2') format('woff2');font-weight:normal;font-style:normal;font-display:block}
@font-face{font-family:'Phosphor-Fill';src:url('/assets/callio/icons/Phosphor-Fill.woff2') format('woff2');font-weight:normal;font-style:normal;font-display:block}

/* Phosphor base (content codepoints come from the linked phosphor css) */
i.ph,i.ph-fill,span.ph,span.ph-fill{font-family:'Phosphor';font-style:normal;font-weight:normal;line-height:1;display:inline-block;-webkit-font-smoothing:antialiased;text-rendering:auto;speak:none}
i.ph-fill,span.ph-fill{font-family:'Phosphor-Fill'}

/* ---- Tokens ---- */
:root{
  --bg:#0A0A0B; --surface:#141417; --surface-2:#1C1C21; --surface-3:#232329;
  --line:#2A2A31; --line-soft:#1E1E24;
  --text:#F5F5F7; --muted:#8A8A93; --dim:#5A5A62;
  --red:#FF2D42; --red-deep:#E11D2A; --red-soft:rgba(255,45,66,.13);
  --green:#29D07B; --amber:#FFB020;
  --font-display:'Bricolage Grotesque','SF Pro Display',system-ui,sans-serif;
  --font-body:'Inter','SF Pro Text',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --r-lg:22px; --r-md:16px; --r-sm:11px;
  --nav-h:82px; --rail-w:88px; --maxw:640px;
  --shadow-red:0 12px 30px -8px rgba(255,45,66,.55);
  --ease:.18s cubic-bezier(.4,0,.2,1);
}

/* ---- Base ---- */
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);background:var(--bg);color:var(--text);
  min-height:100dvh;-webkit-font-smoothing:antialiased;line-height:1.5;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
button{background:none;border:none;cursor:pointer}
img{max-width:100%;display:block}
.tnum{font-variant-numeric:tabular-nums}
::selection{background:var(--red);color:#fff}
:focus-visible{outline:2px solid var(--red);outline-offset:2px}
@media (prefers-reduced-motion:reduce){*{animation-duration:.001ms!important;transition-duration:.001ms!important}}

/* scrollbars */
*{scrollbar-width:thin;scrollbar-color:#2f2f37 transparent}
*::-webkit-scrollbar{width:7px;height:7px}
*::-webkit-scrollbar-thumb{background:#2f2f37;border-radius:99px}

/* ===========================================================================
   App shell — mobile bottom tabs / desktop left rail
   =========================================================================== */
.app{min-height:100dvh;display:flex;flex-direction:column}
.app-main{flex:1;width:100%;max-width:var(--maxw);margin:0 auto;padding:0 0 calc(var(--nav-h) + env(safe-area-inset-bottom));}

/* Top bar */
.topbar{position:sticky;top:0;z-index:30;background:rgba(10,10,11,.78);backdrop-filter:saturate(140%) blur(18px);
  border-bottom:1px solid var(--line-soft)}
.topbar-in{max-width:var(--maxw);margin:0 auto;height:60px;display:flex;align-items:center;gap:12px;padding:0 16px}
.topbar h1{font-family:var(--font-display);font-weight:700;font-size:22px;letter-spacing:-.02em;flex:1;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar .spacer{flex:1}

/* Bottom nav (mobile) */
.nav{position:fixed;left:0;right:0;bottom:0;z-index:40;height:calc(var(--nav-h) + env(safe-area-inset-bottom));
  padding-bottom:env(safe-area-inset-bottom);
  background:rgba(12,12,14,.9);backdrop-filter:blur(20px);border-top:1px solid var(--line-soft);
  display:flex;align-items:flex-start;justify-content:space-around;padding-top:11px}
.nav a{display:flex;flex-direction:column;align-items:center;gap:3px;color:var(--dim);
  font-size:10.5px;font-weight:600;letter-spacing:.02em;width:60px;transition:color var(--ease)}
.nav a i{font-size:23px}
.nav a.active{color:var(--text)}
.nav a.active i{color:var(--red)}
.nav .dial{width:58px;height:58px;border-radius:50%;background:linear-gradient(150deg,var(--red),var(--red-deep));
  color:#fff;display:grid;place-items:center;margin-top:-22px;box-shadow:var(--shadow-red);border:4px solid var(--bg);gap:0}
.nav .dial i{font-size:26px}
.nav .dial:active{transform:scale(.93)}

/* Desktop: rail */
@media (min-width:900px){
  :root{--nav-h:0px}
  .app{flex-direction:row}
  .nav{position:fixed;top:0;bottom:0;left:0;right:auto;width:var(--rail-w);height:100dvh;flex-direction:column;
    justify-content:flex-start;gap:8px;padding:22px 0;border-top:none;border-right:1px solid var(--line-soft)}
  .nav a{width:100%;font-size:11px}
  .nav .dial{margin:6px 0 10px}
  .nav .rail-logo{margin-bottom:14px}
  .app-main{padding-bottom:40px}
  .topbar-in,.app-main{max-width:var(--maxw)}
}
.nav .rail-logo{display:none}
@media (min-width:900px){.nav .rail-logo{display:grid;place-items:center}}

/* ===========================================================================
   Brand
   =========================================================================== */
.brand{display:inline-flex;align-items:center;gap:11px}
.brand .mk{width:38px;height:38px;flex-shrink:0}
.wordmark{font-family:var(--font-display);font-weight:800;letter-spacing:-.02em;line-height:1;font-size:23px}
.wordmark .ey{display:block;font-size:.42em;letter-spacing:.3em;color:var(--muted);font-weight:700;margin-bottom:2px}
.wordmark .i{color:var(--red)}

/* ===========================================================================
   Components
   =========================================================================== */
.h-sec{font-family:var(--font-display);font-weight:700;font-size:26px;letter-spacing:-.02em}
.label{font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);font-weight:600}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:50px;padding:0 20px;border-radius:14px;
  font-family:var(--font-display);font-weight:600;font-size:15.5px;letter-spacing:.01em;transition:transform var(--ease),filter var(--ease);width:100%}
.btn:active{transform:translateY(1px)}
.btn i{font-size:19px}
.btn-primary{background:linear-gradient(150deg,var(--red),var(--red-deep));color:#fff;box-shadow:var(--shadow-red)}
.btn-primary:hover{filter:brightness(1.05)}
.btn-ghost{background:var(--surface-2);color:var(--text)}
.btn-ghost:hover{background:var(--surface-3)}
.btn-danger{background:var(--red-soft);color:var(--red)}

/* icon button */
.iconbtn{width:42px;height:42px;border-radius:50%;background:var(--surface);display:grid;place-items:center;color:var(--text);transition:background var(--ease)}
.iconbtn:hover{background:var(--surface-2)}
.iconbtn i{font-size:20px}
.iconbtn.sm{width:36px;height:36px}.iconbtn.sm i{font-size:18px}

/* fields */
.field{width:100%;min-height:52px;background:var(--surface);border:1px solid var(--line);border-radius:14px;
  display:flex;align-items:center;gap:12px;padding:0 15px;transition:border-color var(--ease)}
.field:focus-within{border-color:var(--red)}
.field i{font-size:19px;color:var(--muted)}
.field input{flex:1;background:none;border:none;outline:none;font-size:15px;color:var(--text);min-width:0}
.field input::placeholder{color:var(--dim)}

/* search */
.search{margin:0 16px 10px;height:44px;background:var(--surface);border-radius:13px;display:flex;align-items:center;gap:10px;padding:0 14px;color:var(--dim)}
.search i{font-size:18px}.search input{flex:1;background:none;border:none;outline:none;color:var(--text);font-size:14.5px}

/* segmented */
.seg{display:flex;gap:5px;padding:3px;margin:6px 16px 12px;background:var(--surface);border-radius:12px}
.seg button{flex:1;height:36px;font-size:13px;font-weight:600;color:var(--muted);border-radius:9px;transition:var(--ease)}
.seg button.active{background:var(--surface-3);color:#fff}

/* cards / groups */
.card{background:var(--surface);border:1px solid var(--line-soft);border-radius:var(--r-lg);padding:18px}
.group{margin:8px 16px;background:var(--surface);border-radius:16px;overflow:hidden}
.group .row{border-bottom:1px solid var(--line-soft)}
.group .row:last-child{border-bottom:none}

/* rows / list items */
.row{display:flex;align-items:center;gap:14px;padding:11px 16px;position:relative;color:inherit}
.row:active{background:rgba(255,255,255,.03)}
.row .mid{flex:1;min-width:0}
.row .name{font-weight:600;font-size:15.5px;letter-spacing:-.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row .name.missed{color:var(--red)}
.row .sub{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:6px;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row .sub i{font-size:14px}
.row .meta{font-size:12.5px;color:var(--dim);white-space:nowrap;text-align:right}
.i-in{color:var(--green)}.i-out{color:var(--muted)}.i-miss{color:var(--red)}
.divider{height:1px;background:var(--line-soft);margin-left:62px}

/* avatars */
.av{width:50px;height:50px;border-radius:50%;display:grid;place-items:center;font-family:var(--font-display);
  font-weight:700;font-size:16px;color:#fff;flex-shrink:0;position:relative;overflow:hidden;background:var(--surface-3)}
.av.sm{width:40px;height:40px;font-size:13px}
.av.lg{width:116px;height:116px;font-size:40px}
.av img{width:100%;height:100%;object-fit:cover}
.av .presence{position:absolute;right:0;bottom:0;width:13px;height:13px;border-radius:50%;background:var(--green);border:3px solid var(--surface)}
/* deterministic avatar tints via .av-1..5 */
.av-1{background:linear-gradient(135deg,#FF2D42,#7A0E19)}
.av-2{background:linear-gradient(135deg,#3A3A44,#17171b)}
.av-3{background:linear-gradient(135deg,#E11D2A,#4A0A10)}
.av-4{background:linear-gradient(135deg,#2b2b33,#0e0e12)}
.av-5{background:linear-gradient(135deg,#FF5A4E,#8A1A12)}

/* pills / badges */
.pill{font-size:11px;padding:3px 9px;border-radius:99px;background:var(--surface-3);color:var(--muted);font-weight:600;letter-spacing:.02em}
.pill.red{background:var(--red-soft);color:var(--red)}
.pill.green{background:rgba(41,208,123,.14);color:var(--green)}
.dot-badge{width:9px;height:9px;border-radius:50%;background:var(--red);flex-shrink:0}

/* section label row */
.slab{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);padding:14px 16px 6px;font-weight:600}

/* empty state */
.empty{display:flex;flex-direction:column;align-items:center;gap:12px;padding:60px 24px;text-align:center;color:var(--muted)}
.empty i{font-size:44px;color:var(--surface-3)}
.empty h3{font-family:var(--font-display);font-size:18px;color:var(--text)}

/* toast */
.toast{position:fixed;left:50%;bottom:calc(var(--nav-h) + 18px);transform:translateX(-50%);z-index:60;
  background:var(--surface-3);color:var(--text);padding:12px 18px;border-radius:12px;font-size:14px;
  box-shadow:0 16px 40px rgba(0,0,0,.5);border:1px solid var(--line);opacity:0;pointer-events:none;transition:opacity var(--ease),transform var(--ease)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(-4px)}

/* utility */
.stack{display:flex;flex-direction:column}
.center{display:grid;place-items:center}
.grow{flex:1}
.pad{padding:16px}
.mt-a{margin-top:auto}
.hide{display:none!important}