/* ============ solv — light premium civic (blue + service green), matches console ============ */
:root{
  --ink:#0B1220; --navy:#0F1E3D; --navy-2:#17284a;
  --blue:#2563EB; --blue-600:#1D4ED8; --blue-050:#EEF4FF;
  --green:#16A34A; --green-050:#E7FaEE; --green-600:#15803D;
  --bg:#F5F8FD; --surface:#FFFFFF; --surface-2:#EEF3FB;
  --muted:#54637C; --muted-2:#8492A8; --border:#DEE7F3; --border-2:#EBF0F8;
  --radius:20px; --radius-sm:14px; --radius-xs:10px; --max:1180px;
  --sh-sm:none;
  --sh:none;
  --sh-lg:none;
  --ring:0 0 0 3px rgba(37,99,235,.35);
  --font:'Plus Jakarta Sans','Pretendard',system-ui,-apple-system,'Segoe UI',sans-serif;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.62;letter-spacing:-.01em;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{line-height:1.16;letter-spacing:-.025em;margin:0;font-weight:800}
p{margin:0}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%;display:block}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
.skip-link{position:absolute;left:-999px;top:0;background:var(--blue);color:#fff;padding:10px 16px;border-radius:8px;z-index:200}
.skip-link:focus{left:12px;top:12px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:700;font-size:15.5px;font-family:inherit;
  padding:14px 26px;border-radius:12px;cursor:pointer;border:1.5px solid transparent;white-space:nowrap;min-height:48px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s,color .2s,border-color .2s}
.btn-sm{padding:10px 18px;font-size:14px;min-height:40px}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-600)}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--green-600);}
.btn-ghost{background:#fff;color:var(--navy);border-color:var(--border)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn-light{background:#fff;color:var(--blue)}
.btn-light:hover{box-shadow:var(--sh)}
.btn:focus-visible{outline:none;box-shadow:var(--ring)}

/* header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(245,248,253,.82);backdrop-filter:blur(16px) saturate(1.4);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s,background .3s}
.site-header.scrolled{border-bottom-color:var(--border);background:rgba(255,255,255,.88)}
.header-inner{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-.03em}
.brand-mark{display:grid;place-items:center}
.brand-logo{height:30px;display:block}
.foot-brand .brand-logo{height:24px}
.site-nav{display:flex;gap:28px;margin-left:auto;font-weight:600;font-size:15px;color:var(--muted)}
.site-nav a{position:relative;transition:color .18s}
.site-nav a::after{content:"";position:absolute;left:0;right:100%;bottom:-6px;height:2px;background:var(--blue);border-radius:2px;transition:right .25s var(--ease)}
.site-nav a:hover{color:var(--ink)}
.site-nav a:hover::after{right:0}
.header-inner>.btn{margin-left:8px}

/* hero */
.hero{position:relative;overflow:hidden;padding:84px 0 88px}
.hero::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:var(--bg)}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.06fr .94fr;gap:52px;align-items:center}
.hero-inner>*{min-width:0}
.frow>*{min-width:0}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13.5px;font-weight:700;color:var(--blue-600);
  background:#fff;border:1px solid var(--border);padding:8px 15px;border-radius:999px;box-shadow:var(--sh-sm)}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--green);outline:4px solid rgba(22,163,74,.16);animation:pulse 2.2s infinite}
@keyframes pulse{50%{opacity:.55}}
.hero-copy h1{font-size:clamp(35px,5.1vw,58px);font-weight:800;margin:22px 0 20px;letter-spacing:-.035em}
.hero-copy .hl{color:var(--green-600)}
.lead{color:var(--muted);font-size:clamp(16.5px,1.4vw,19px);max-width:540px}
.lead strong{color:var(--ink)}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:32px 0 24px}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px;padding:0;margin:0;list-style:none}
.hero-trust li{display:inline-flex;align-items:center;gap:7px;font-size:14px;color:var(--muted);background:#fff;border:1px solid var(--border);padding:8px 14px;border-radius:999px;box-shadow:var(--sh-sm)}
.hero-trust strong{color:var(--green-600);font-weight:800}

/* phone frame */
.phone{position:relative;width:100%;max-width:290px;margin:0 auto;border-radius:36px;padding:5px;
  background:#1b2a44;border:1px solid #35486c;box-shadow:var(--sh-lg)}
.phone::before{content:"";position:absolute;top:12px;left:50%;transform:translateX(-50%);width:62px;height:5px;border-radius:5px;background:rgba(255,255,255,.24);z-index:2}
.phone-screen{border-radius:32px;overflow:hidden;background:#fff;aspect-ratio:390/844;border:0}
.phone-screen img{display:block;width:100%;height:100%;object-fit:cover;object-position:top}
.hero-visual{position:relative}
.hero-badge{position:absolute;background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:var(--sh);padding:11px 14px;display:flex;align-items:center;gap:10px;z-index:3}
.hero-badge .ico{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;flex:none}
.hero-badge b{font-size:13.5px;display:block;line-height:1.2}
.hero-badge span{font-size:11.5px;color:var(--muted-2)}
.hero-badge--tl{top:24px;left:calc(50% - 210px)}
.hero-badge--br{bottom:44px;right:calc(50% - 210px)}
.phone-cap{text-align:center;margin-top:18px;font-size:14.5px;font-weight:700;color:var(--navy)}
.phone-cap span{display:block;font-weight:500;color:var(--muted);font-size:13px;margin-top:3px}
@media(max-width:1120px){.hero-badge--tl{left:calc(50% - 175px)}.hero-badge--br{right:calc(50% - 175px)}}

/* browser frame */
.browser{border-radius:16px;overflow:hidden;border:1px solid var(--border);background:#fff;box-shadow:var(--sh-lg)}
.browser-bar{display:flex;align-items:center;gap:7px;padding:12px 15px;background:#fbfcfe;border-bottom:1px solid var(--border)}
.browser-bar .dot{width:11px;height:11px;border-radius:50%}
.browser-bar .r{background:#ff5f57}.browser-bar .y{background:#febc2e}.browser-bar .g{background:#28c840}
.browser-url{margin-left:12px;flex:1;background:#fff;border:1px solid var(--border);border-radius:8px;padding:6px 13px;font-size:12px;color:var(--muted-2);font-family:ui-monospace,'SF Mono',monospace;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.browser img{display:block;width:100%}

/* sections */
.section{padding:92px 0}
.section-head{max-width:700px;margin:0 auto 52px;text-align:center}
.kicker{display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.16em;color:var(--blue-600);background:var(--blue-050);padding:6px 13px;border-radius:999px}
.section-head h2{font-size:clamp(28px,3.6vw,42px);margin:16px 0 14px;letter-spacing:-.03em}
.section-head p{color:var(--muted);font-size:17.5px}

/* keypoint */
.keypoint{background:#fff}
.key-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.key-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;transition:transform .22s var(--ease),box-shadow .22s,border-color .22s}
.key-card:hover{box-shadow:var(--sh);border-color:#cfe0f8}
.key-ico{width:52px;height:52px;border-radius:14px;background:var(--blue-050);display:grid;place-items:center;margin-bottom:18px}
.key-ico svg{width:27px;height:27px;fill:none;stroke:var(--blue-600);stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.key-card h3{font-size:18.5px;margin-bottom:10px}
.key-card p{color:var(--muted);font-size:14.8px}

/* flow */
.flow{background:var(--bg)}
.flow-steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.flow-step{position:relative;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px 22px}
.flow-num{width:46px;height:46px;border-radius:13px;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:800;font-size:19px;margin-bottom:16px}
.flow-step h3{font-size:17.5px;margin-bottom:8px}
.flow-step p{color:var(--muted);font-size:14.6px}
.flow-step:not(:last-child)::after{content:"";position:absolute;top:51px;right:-12px;width:24px;height:2px;background:var(--border)}
@media(max-width:860px){.flow-step::after{display:none}}

/* gallery (mobile real screens) */
.gallery{background:#fff}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:34px;max-width:940px;margin:0 auto}
.gallery-item{display:flex;flex-direction:column}
.gallery-item .phone{max-width:250px}

/* feature row */
.frow{display:grid;grid-template-columns:1fr 1.1fr;gap:52px;align-items:center;max-width:1080px;margin:0 auto}
.frow.rev .frow-media{order:-1}
.frow-tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--blue-600);margin-bottom:14px}
.frow-tag .n{width:24px;height:24px;border-radius:7px;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:12px}
.frow h3{font-size:clamp(23px,2.6vw,31px);margin-bottom:14px;letter-spacing:-.03em}
.frow p{color:var(--muted);font-size:16.5px;margin-bottom:20px}
.feat-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.feat-list li{display:flex;align-items:center;gap:12px;font-size:15.5px;font-weight:500}
.feat-check{display:grid;place-items:center;width:26px;height:26px;border-radius:8px;background:var(--green-050);color:var(--green-600);font-size:14px;flex:none;font-weight:800}
.frow-media .browser{transition:transform .4s var(--ease)}
.frow-media:hover .browser{}
.frow-media .browser img{aspect-ratio:16/10;object-fit:cover;object-position:top}

/* roles */
.roles{background:var(--bg)}
.role-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.role-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:32px 28px;transition:transform .2s,box-shadow .2s}
.role-card:hover{box-shadow:var(--sh)}
.role-tag{display:inline-block;font-size:13px;font-weight:700;padding:5px 13px;border-radius:999px;margin-bottom:16px}
.role-tag--citizen{background:var(--green-050);color:var(--green-600)}
.role-tag--staff{background:var(--blue-050);color:var(--blue-600)}
.role-tag--admin{background:#EDE9FE;color:#6D28D9}
.role-card h3{font-size:19.5px;margin-bottom:16px}
.tick{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px}
.tick li{position:relative;padding-left:28px;color:var(--muted);font-size:15px}
.tick li::before{content:"";position:absolute;left:0;top:6px;width:17px;height:17px;border-radius:50%;background:var(--green);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2l-3.5-3.5L4 14.2l5 5 11-11-1.4-1.4z'/%3E%3C/svg%3E") center/13px no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2l-3.5-3.5L4 14.2l5 5 11-11-1.4-1.4z'/%3E%3C/svg%3E") center/13px no-repeat}

/* console gallery */
.console{background:var(--bg)}
.shot-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;max-width:1080px;margin:0 auto}
.shot-card{margin:0;background:#fff;border:1px solid var(--border);border-radius:16px;overflow:hidden;transition:transform .2s var(--ease),box-shadow .2s}
.shot-card:hover{box-shadow:var(--sh)}
.shot-card img{display:block;width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top;border-bottom:1px solid var(--border)}
.shot-card figcaption{padding:15px 18px;font-size:14px;color:var(--muted)}
.shot-card figcaption b{color:var(--ink);display:block;margin-bottom:3px;font-size:15px}

/* CTA */
.cta{padding:0;position:relative}
.cta-inner{position:relative;background:var(--navy);border-radius:28px;padding:64px 40px;text-align:center;color:#fff;overflow:hidden;box-shadow:var(--sh-lg)}
.cta-inner>*{position:relative}
.cta h2{font-size:clamp(27px,3.4vw,40px);letter-spacing:-.03em}
.cta p{color:#bcc9e0;margin:14px 0 30px;font-size:17.5px}
.cta .hero-cta{justify-content:center;margin:0}
.cta .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.3)}
.cta .btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}

/* footer */
.site-footer{border-top:1px solid var(--border);padding:44px 0;background:#fff}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.foot-brand{display:flex;align-items:center;gap:10px}
.foot-brand .brand-text{font-weight:800;font-size:17px}
.foot-brand p{color:var(--muted);font-size:13.5px;margin-top:2px}
.foot-copy{color:var(--muted-2);font-size:13px}

/* reveal */
.js [data-reveal]{opacity:0;transform:translateY(24px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.js [data-reveal].in{opacity:1;transform:none}

/* responsive */
@media(max-width:980px){
  .hero-inner,.frow{grid-template-columns:1fr;gap:44px}
  .hero-visual{order:-1}
  .frow.rev .frow-media{order:0}
  .key-grid{grid-template-columns:repeat(2,1fr)}
  .role-grid,.shot-grid{grid-template-columns:repeat(2,1fr)}
  .flow-steps{grid-template-columns:repeat(2,1fr)}
  .site-nav{display:none}
}
@media(max-width:560px){
  .hero{padding:52px 0 56px}
  .section{padding:60px 0}
  .key-grid,.role-grid,.shot-grid,.flow-steps,.gallery-grid{grid-template-columns:1fr}
  .header-inner{gap:12px}
  .header-inner>.btn{display:none}
  .cta-inner{padding:44px 22px}
  .hero-badge{position:static;margin:10px auto 0;width:max-content}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  [data-reveal]{opacity:1;transform:none}
}

/* ===== lightbox (click screenshot to enlarge) ===== */
.browser img,.shot-card img,.phone-screen img{cursor:zoom-in}
.lightbox{position:fixed;inset:0;z-index:1000;display:flex;align-items:center;justify-content:center;
  background:rgba(8,12,22,.82);backdrop-filter:blur(6px);padding:32px;opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease}
.lightbox.open{opacity:1;visibility:visible}
.lightbox img{max-width:94vw;max-height:90vh;width:auto;height:auto;border-radius:12px;
  cursor:zoom-out;transform:scale(.96);transition:transform .25s ease;object-fit:contain;background:#fff}
.lightbox.open img{transform:scale(1)}
.lightbox-close{position:absolute;top:20px;right:24px;width:44px;height:44px;border-radius:50%;border:0;cursor:pointer;
  background:rgba(255,255,255,.14);color:#fff;font-size:22px;line-height:1;display:grid;place-items:center;transition:background .2s}
.lightbox-close:hover{background:rgba(255,255,255,.28)}
.lightbox-cap{position:absolute;bottom:22px;left:0;right:0;text-align:center;color:#e8eef7;font-size:14px;font-weight:600}
@media(prefers-reduced-motion:reduce){.lightbox,.lightbox img{transition:none}}

/* ===== active nav (scroll-spy) ===== */
.site-nav a.active{color:var(--ink)}
.site-nav a.active::after{right:0}

/* ===== use-cases ===== */
.usecases{background:#fff}
.uc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.uc-card{background:var(--bg);border:1px solid var(--border);border-radius:16px;padding:24px 22px;transition:transform .2s var(--ease),box-shadow .2s,border-color .2s}
.uc-card:hover{box-shadow:var(--sh);border-color:#cfe0f8}
.uc-ico{width:44px;height:44px;border-radius:12px;background:var(--blue-050);display:grid;place-items:center;margin-bottom:14px}
.uc-ico svg{width:22px;height:22px;stroke:var(--blue-600);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.uc-card h3{font-size:16.5px;margin-bottom:7px;letter-spacing:-.02em}
.uc-card p{color:var(--muted);font-size:14px}
@media(max-width:900px){.uc-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.uc-grid{grid-template-columns:1fr}}

/* ===== FAQ ===== */
.faq-wrap{max-width:800px;margin:0 auto;display:grid;gap:14px}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:16px;overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq-item.open{border-color:#cfe0f8;box-shadow:var(--sh)}
.faq-q{width:100%;text-align:left;background:none;border:0;cursor:pointer;font-family:inherit;
  padding:22px 24px;font-size:17px;font-weight:700;color:var(--ink);display:flex;align-items:center;justify-content:space-between;gap:16px;letter-spacing:-.02em}
.faq-q:focus-visible{outline:none;box-shadow:var(--ring)}
.faq-q .chev{width:22px;height:22px;flex:none;border-radius:50%;background:var(--blue-050);position:relative;transition:transform .25s var(--ease)}
.faq-q .chev::before,.faq-q .chev::after{content:"";position:absolute;top:50%;left:50%;width:9px;height:2px;background:var(--blue-600);border-radius:2px;transform:translate(-50%,-50%)}
.faq-q .chev::after{transform:translate(-50%,-50%) rotate(90deg);transition:opacity .25s}
.faq-item.open .faq-q .chev::after{opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-item.open .faq-a{max-height:340px}
.faq-a p{padding:0 24px 22px;color:var(--muted);font-size:15px;line-height:1.7}
@media(prefers-reduced-motion:reduce){.faq-a{transition:none}.faq-q .chev{transition:none}}