/* ============================================================
   Sun Service — shared design system  (sunservice.io)
   Used by: index.html, dr-volt.html, features.html, features/*
   ============================================================ */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#0B1722;--bg2:#101F2E;--card:#16273A;--card2:#1B2E44;
  --sun:#F5A623;--sun2:#FFC368;--txt:#EDE8D8;--mut:#8195AC;--mut2:#5E7088;
  --ok:#3DB87A;--inf:#5B9EF0;--pur:#9B7FE8;
  --line:rgba(255,255,255,.07);--line2:rgba(255,255,255,.13);
  --max:1120px;--r:16px;
}
html{scroll-behavior:smooth}
body{font-family:'DM Sans',system-ui,sans-serif;background:var(--bg);color:var(--txt);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:rgba(245,166,35,.3);color:#fff}
.serif{font-family:'DM Serif Display',Georgia,serif;font-weight:400}

/* ambient glows (subtle, replaces busy canvas) */
.glow{position:fixed;border-radius:50%;filter:blur(130px);z-index:0;pointer-events:none;opacity:.5}
.glow.a{top:-160px;left:-120px;width:520px;height:520px;background:radial-gradient(circle,rgba(245,166,35,.18),transparent 70%)}
.glow.b{top:60%;right:-180px;width:560px;height:560px;background:radial-gradient(circle,rgba(91,158,240,.12),transparent 70%)}

/* layout */
.wrap{position:relative;z-index:1}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}
section{padding:92px 0;position:relative}
.kicker{font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--sun)}
.h2{font-family:'DM Serif Display',serif;font-size:clamp(30px,4.4vw,46px);line-height:1.12;letter-spacing:-.01em}
.lead{color:var(--mut);font-size:17px;line-height:1.7;max-width:620px}
.center{text-align:center}.center .lead{margin-left:auto;margin-right:auto}
.mt8{margin-top:8px}.mt16{margin-top:16px}.mt24{margin-top:24px}.mt40{margin-top:40px}

/* nav */
.nav{position:fixed;inset:0 0 auto 0;z-index:100;border-bottom:1px solid transparent;transition:background .3s,border-color .3s}
.nav.scrolled{background:rgba(11,23,34,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-in{max-width:var(--max);margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:15px 24px}
.nav-logo img{height:38px;width:auto}
.nav-links{display:flex;gap:26px;align-items:center}
.nav-links a.lnk{color:var(--mut);font-size:14px;font-weight:600;transition:color .2s}
.nav-links a.lnk:hover{color:var(--txt)}
.nav-tog{display:none;background:none;border:0;color:var(--txt);cursor:pointer;padding:8px}
.nav-tog svg{width:24px;height:24px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;border:none;cursor:pointer;font-family:inherit;font-weight:700;border-radius:10px;transition:transform .2s,box-shadow .2s,border-color .2s,background .2s;white-space:nowrap}
.btn-pri{background:linear-gradient(135deg,var(--sun2),var(--sun));color:#0B1722;padding:14px 28px;font-size:15px}
.btn-pri:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(245,166,35,.32)}
.btn-sec{background:rgba(255,255,255,.04);color:var(--txt);padding:14px 26px;font-size:15px;border:1px solid var(--line2)}
.btn-sec:hover{border-color:var(--sun);background:rgba(255,255,255,.06)}
.btn-sm{padding:9px 18px;font-size:13px;border-radius:8px}
.nav-out{background:transparent;color:var(--txt);padding:9px 18px;border-radius:8px;font-weight:600;font-size:13px;border:1px solid var(--line2)}
.nav-out:hover{border-color:var(--sun)}
.nav-cta{background:linear-gradient(135deg,var(--sun2),var(--sun));color:#0B1722;padding:9px 20px;border-radius:8px;font-weight:700;font-size:12px;text-transform:uppercase;letter-spacing:.05em}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.d1{transition-delay:.08s}.d2{transition-delay:.16s}.d3{transition-delay:.24s}.d4{transition-delay:.32s}

/* pills / badges */
.badge{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;color:var(--txt);background:rgba(245,166,35,.08);border:1px solid rgba(245,166,35,.22);padding:7px 15px;border-radius:30px}
.badge .pulse{width:7px;height:7px;border-radius:50%;background:var(--sun);box-shadow:0 0 0 0 rgba(245,166,35,.6);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(245,166,35,.5)}70%{box-shadow:0 0 0 9px rgba(245,166,35,0)}100%{box-shadow:0 0 0 0 rgba(245,166,35,0)}}
.tag{display:inline-block;font-size:9.5px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;padding:4px 9px;border-radius:5px}
.tag.ai{background:rgba(155,127,232,.16);color:var(--pur)}
.tag.sales{background:rgba(245,166,35,.16);color:var(--sun)}
.tag.ops{background:rgba(91,158,240,.16);color:var(--inf)}
.tag.mktg{background:rgba(61,184,122,.16);color:var(--ok)}

/* generic cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px}
.grid{display:grid;gap:18px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

/* feature highlight row (alternating) */
.feat-row{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.feat-row.flip .feat-copy{order:2}
.feat-copy h3{font-family:'DM Serif Display',serif;font-size:clamp(24px,3vw,34px);line-height:1.15;margin:10px 0 12px}
.feat-copy p{color:var(--mut);font-size:15.5px;line-height:1.7}
.feat-copy .mini{display:flex;flex-direction:column;gap:9px;margin-top:18px}
.feat-copy .mini li{list-style:none;display:flex;gap:10px;align-items:flex-start;font-size:14px}
.feat-copy .mini .ck{color:var(--sun);font-weight:700;flex-shrink:0}

/* ---- animated UI mockups (the "walkthroughs") ---- */
.mock{background:linear-gradient(160deg,var(--card2),var(--card));border:1px solid var(--line2);border-radius:18px;padding:16px;box-shadow:0 26px 60px rgba(0,0,0,.45);position:relative;overflow:hidden}
.mock-bar{display:flex;gap:6px;margin-bottom:14px}
.mock-bar i{width:10px;height:10px;border-radius:50%;background:var(--line2)}
.mock-bar i:nth-child(1){background:#E05C5C66}.mock-bar i:nth-child(2){background:#F5A62366}.mock-bar i:nth-child(3){background:#3DB87A66}
.mock-title{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--mut);margin-bottom:12px}
.mock-title b{color:var(--txt);font-size:13px}
@keyframes rowIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 13px;border:1px solid var(--line);border-radius:10px;background:rgba(255,255,255,.02);font-size:13px}
.row .nm{color:var(--txt)}.row .amt{color:var(--sun);font-weight:700}
.row .meta{color:var(--mut);font-size:11px;font-weight:400}
.row+.row{margin-top:8px}
.mock.in .row{animation:rowIn .5s both}
.mock.in .row:nth-of-type(2){animation-delay:.1s}.mock.in .row:nth-of-type(3){animation-delay:.22s}
.mock.in .row:nth-of-type(4){animation-delay:.34s}.mock.in .row:nth-of-type(5){animation-delay:.46s}
.mock-total{display:flex;justify-content:space-between;align-items:center;margin-top:14px;padding-top:14px;border-top:1px solid var(--line);font-weight:700;font-size:13.5px}
.mock-total .v{font-family:'DM Serif Display',serif;color:var(--sun);font-size:22px}
.stamp{position:absolute;top:54px;right:18px;border:2.5px solid var(--ok);color:var(--ok);font-weight:800;font-size:14px;letter-spacing:.12em;padding:5px 12px;border-radius:8px;transform:rotate(-12deg)}
.mock.in .stamp{animation:stampIn .5s .7s both}
@keyframes stampIn{from{opacity:0;transform:rotate(-12deg) scale(.6)}to{opacity:1;transform:rotate(-12deg) scale(1)}}
/* checklist mock */
.ck-item{display:flex;align-items:center;gap:11px;padding:9px 12px;border:1px solid var(--line);border-radius:9px;background:rgba(255,255,255,.02);font-size:12.5px;margin-bottom:7px}
.ck-item .bx{width:18px;height:18px;border-radius:5px;border:1.5px solid var(--line2);flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:11px;color:transparent}
.ck-item.done .bx{background:var(--ok);border-color:var(--ok);color:#06140d}
.ck-item .lbl{flex:1;color:var(--txt)}
.ck-item.done .lbl{color:var(--mut);text-decoration:line-through}
.ck-item .pill{font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;padding:2px 7px;border-radius:5px;background:rgba(91,158,240,.16);color:var(--inf)}
.mock.in .ck-item{animation:rowIn .45s both}
.mock.in .ck-item:nth-of-type(2){animation-delay:.1s}.mock.in .ck-item:nth-of-type(3){animation-delay:.2s}
.mock.in .ck-item:nth-of-type(4){animation-delay:.3s}.mock.in .ck-item:nth-of-type(5){animation-delay:.4s}
/* calendar mock */
.cal-head{display:grid;grid-template-columns:repeat(5,1fr);gap:6px;margin-bottom:6px}
.cal-head span{text-align:center;font-size:10px;font-weight:700;letter-spacing:.04em;color:var(--mut);text-transform:uppercase}
.cal{display:grid;grid-template-columns:repeat(5,1fr);gap:6px}
.cal .slot{height:56px;border:1px solid var(--line);border-radius:8px;background:rgba(255,255,255,.02)}
.cal .slot.job{padding:7px 8px;display:flex;flex-direction:column;justify-content:center;overflow:hidden}
.cal .slot.job b{font-size:10px;line-height:1.15;color:var(--txt);font-weight:700}
.cal .slot.job span{font-size:9px;color:var(--mut);margin-top:2px}
.cal .slot.j-sun{background:rgba(245,166,35,.16);border-color:rgba(245,166,35,.45)}
.cal .slot.j-inf{background:rgba(91,158,240,.16);border-color:rgba(91,158,240,.45)}
.cal .slot.j-ok{background:rgba(61,184,122,.16);border-color:rgba(61,184,122,.45)}
.cal .slot.j-pur{background:rgba(155,127,232,.16);border-color:rgba(155,127,232,.45)}
@keyframes pop{from{opacity:0;transform:scale(.85)}to{opacity:1;transform:none}}
.mock.in .cal .slot.job{animation:pop .5s both}
/* kanban mock */
.kan{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.kan .col{background:rgba(255,255,255,.02);border:1px solid var(--line);border-radius:10px;padding:9px;min-height:150px}
.kan .col h6{font-size:10px;text-transform:uppercase;letter-spacing:.06em;color:var(--mut);margin-bottom:8px;font-weight:700;display:flex;justify-content:space-between}
.kan .col h6 span{color:var(--sun)}
.kan .lead-card{background:var(--card2);border:1px solid var(--line2);border-radius:8px;padding:9px;margin-bottom:7px}
.kan .lead-card b{display:block;font-size:11.5px;color:var(--txt)}
.kan .lead-card .m{display:flex;justify-content:space-between;margin-top:4px;font-size:10px;color:var(--mut)}
.kan .lead-card .v{color:var(--sun);font-weight:700}
.mock.in .kan .lead-card{animation:rowIn .45s both}
.mock.in .kan .lead-card:nth-of-type(2){animation-delay:.18s}
/* chat mock */
.chat-av{width:40px;height:40px;border-radius:50%;overflow:hidden;flex-shrink:0;background:linear-gradient(135deg,var(--pur),var(--inf))}
.chat-av img{width:100%;height:100%;object-fit:cover}
.bubble{padding:11px 14px;border-radius:14px;font-size:13px;line-height:1.6;margin-bottom:10px;max-width:90%}
.bubble.u{background:rgba(245,166,35,.12);border:1px solid rgba(245,166,35,.2);margin-left:auto;border-bottom-right-radius:4px}
.bubble.a{background:var(--bg2);border:1px solid var(--line);border-bottom-left-radius:4px}
.bubble.a b{color:var(--sun)}
.mock.in .bubble{animation:rowIn .5s both}
.mock.in .bubble:nth-of-type(2){animation-delay:.25s}.mock.in .bubble:nth-of-type(3){animation-delay:.55s}.mock.in .bubble:nth-of-type(4){animation-delay:.9s}

/* phone / video */
.phone{position:relative;width:300px;max-width:82vw;border-radius:42px;padding:12px;background:linear-gradient(160deg,#22364E,#0b1722);border:1px solid var(--line2);box-shadow:0 34px 80px rgba(0,0,0,.6);margin:0 auto}
.phone::before{content:'';position:absolute;top:21px;left:50%;transform:translateX(-50%);width:80px;height:6px;border-radius:6px;background:rgba(255,255,255,.14);z-index:2;pointer-events:none}
.phone video{width:100%;aspect-ratio:9/16;border-radius:30px;background:#000;object-fit:cover;display:block}

/* stats */
.stats{display:flex;gap:46px;justify-content:center;flex-wrap:wrap}
.stat .n{font-family:'DM Serif Display',serif;font-size:34px;color:var(--sun);line-height:1}
.stat .l{font-size:11px;color:var(--mut);text-transform:uppercase;letter-spacing:.1em;margin-top:6px}

/* dr volt band */
.volt-band{background:linear-gradient(135deg,#101D2C,#16273B)}

/* CTA / footer */
.cta{background:linear-gradient(135deg,rgba(245,166,35,.12),rgba(245,166,35,.03));border-top:1px solid rgba(245,166,35,.16);border-bottom:1px solid rgba(245,166,35,.16)}
.demo-form{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;max-width:580px;margin:24px auto 0}
.demo-form input{flex:1;min-width:170px;padding:14px 16px;background:var(--card);border:1px solid var(--line2);border-radius:9px;color:var(--txt);font-family:inherit;font-size:14px}
.demo-form input:focus{outline:none;border-color:var(--sun)}
.footer{background:var(--bg);border-top:1px solid var(--line);padding:46px 0 30px}
.footer-in{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:18px}
.footer-links{display:flex;gap:20px;flex-wrap:wrap;font-size:13px}
.footer-links a{color:var(--mut)}.footer-links a:hover{color:var(--txt)}
.footer-copy{font-size:11.5px;color:var(--mut2);width:100%;text-align:center;margin-top:24px;padding-top:22px;border-top:1px solid var(--line)}

@media(max-width:860px){
  .feat-row{grid-template-columns:1fr;gap:28px}
  .feat-row.flip .feat-copy{order:0}
  .g3{grid-template-columns:1fr 1fr}
  .g4{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  section{padding:68px 0}
  .nav-links{position:fixed;inset:62px 12px auto 12px;flex-direction:column;align-items:stretch;gap:6px;background:rgba(11,23,34,.97);border:1px solid var(--line2);border-radius:14px;padding:14px;backdrop-filter:blur(14px);display:none}
  .nav-links.open{display:flex}
  .nav-links a.lnk{padding:10px 8px}
  .nav-tog{display:block}
  .g3,.g2,.g4{grid-template-columns:1fr}
  .stats{gap:28px}
  .footer-in{flex-direction:column;text-align:center}
}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .row,.bubble,.cal .slot.job,.kan .lead-card,.stamp,.ck-item{opacity:1!important;transform:none!important;animation:none!important}
}

/* sticky mobile CTA bar (injected by app.js) */
.mobar{display:none}
@media(max-width:680px){
  .mobar{display:flex;gap:10px;position:fixed;left:0;right:0;bottom:0;z-index:200;padding:10px 14px;padding-bottom:calc(10px + env(safe-area-inset-bottom));background:rgba(11,23,34,.94);backdrop-filter:blur(12px);border-top:1px solid var(--line2)}
  .mobar .btn{flex:1;justify-content:center;padding:13px 16px}
  body.has-mobar{padding-bottom:74px}
}