/* QuickUtil 2.1 mobile app shell. Desktop remains the existing web experience. */
.mobile-appbar,.mobile-bottom-nav{display:none}
.mobile-appbar{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--qu-bg) 92%,transparent);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid var(--qu-border);padding-top:env(safe-area-inset-top)}
.mobile-appbar-inner{height:60px;display:flex;align-items:center;gap:12px;padding:0 18px}
.mobile-appbar .app-brand{display:flex;align-items:center;gap:10px;font-weight:760;letter-spacing:-.45px;font-size:20px}
.mobile-appbar .app-mark{width:32px;height:32px;border-radius:11px;display:grid;place-items:center;background:var(--home-accent);color:var(--qu-surface)}
.mobile-appbar .app-mark svg{width:19px;height:19px}
.mobile-appbar .app-title{font-size:17px;font-weight:700;letter-spacing:-.25px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mobile-appbar .app-back{width:44px;height:44px;border:0;background:transparent;border-radius:50%;display:grid;place-items:center;margin-left:-10px;color:var(--qu-text-main)}
.mobile-appbar .app-back:hover{background:var(--qu-surface-hover)}
.mobile-appbar .app-spacer{flex:1}
.mobile-appbar .app-settings{width:44px;height:44px;border:0;background:transparent;border-radius:50%;display:grid;place-items:center;color:var(--home-muted)}
.mobile-appbar .app-settings:hover{background:var(--qu-surface-hover)}
.mobile-bottom-nav{position:fixed;z-index:50;left:0;right:0;bottom:0;min-height:68px;padding:7px 10px max(7px,env(safe-area-inset-bottom));background:color-mix(in srgb,var(--qu-surface) 94%,transparent);border-top:1px solid var(--qu-border);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);grid-template-columns:repeat(3,1fr)}
.mobile-bottom-nav a,.mobile-bottom-nav button{border:0;background:transparent;color:var(--home-muted);min-height:54px;border-radius:16px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:11px;font-weight:650;padding:4px}
.mobile-bottom-nav svg{width:21px;height:21px}
.mobile-bottom-nav .active{color:var(--home-accent);background:var(--home-tint)}
.mobile-settings{border:0;padding:0;background:transparent;max-width:none;width:100%;height:100%;margin:0}
.mobile-settings::backdrop{background:#0f172a66;backdrop-filter:blur(2px)}
.mobile-settings-card{position:absolute;left:12px;right:12px;bottom:max(12px,env(safe-area-inset-bottom));background:var(--qu-surface);color:var(--qu-text-main);border:1px solid var(--qu-border);border-radius:28px;padding:12px 18px 22px;box-shadow:0 24px 70px #0f172a55}
.mobile-settings-handle{width:38px;height:4px;border-radius:99px;background:var(--qu-border);margin:0 auto 16px}
.mobile-settings-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.mobile-settings-head h2{font-size:21px;margin:0;letter-spacing:-.5px}.mobile-settings-close{width:42px;height:42px;border:0;border-radius:50%;background:var(--qu-bg);color:var(--qu-text-main);font-size:22px}
.mobile-setting-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:13px 2px;border-top:1px solid var(--qu-border)}
.mobile-setting-row label{font-size:15px;font-weight:620}.mobile-setting-row select{min-width:130px;min-height:44px;border:1px solid var(--qu-border);border-radius:12px;background:var(--qu-bg);color:var(--qu-text-main);padding:0 10px}
@media(max-width:600px){
  html{scroll-padding-top:calc(68px + env(safe-area-inset-top));scroll-padding-bottom:calc(88px + env(safe-area-inset-bottom))}
  body{padding-bottom:calc(88px + env(safe-area-inset-bottom))!important}
  body.home-page{padding-bottom:calc(54px + 7px + max(7px, env(safe-area-inset-bottom)) + 20px)!important}
  .home-page .hero{padding-bottom:0}
  .home-page .hero-heading{display:flex;flex-direction:row;flex-wrap:nowrap;align-items:center;justify-content:flex-start;gap:14px}
  .home-page .hero-heading .hero-icon{width:44px;height:44px;flex-shrink:0;margin:0}
  .home-page .hero-heading h1{min-width:0;margin:0;overflow-wrap:anywhere}
  body>.header{display:none!important}
  .mobile-appbar{display:block}.mobile-bottom-nav{display:grid}
  body>footer{display:none!important}
  main{padding-top:0}
  .hero{padding:28px 18px 22px;text-align:left;max-width:none}
  .hero-icon{margin:0 0 15px;width:44px;height:44px;border-radius:14px}
  h1{font-size:32px;line-height:1.08;letter-spacing:-1.2px;margin-bottom:9px}
  .intro{font-size:15px;line-height:1.5}
  .chat-panel{margin-top:22px;border-radius:24px;padding:18px;box-shadow:none}
  .phone-row{min-height:58px;border-radius:15px;padding-left:14px}
  #phoneInput{font-size:20px;padding:13px 0}
  .actions{gap:8px}.messenger{min-height:72px;border-radius:15px}
  .tools{padding:22px 18px 28px!important;max-width:none!important}
  .section-title{align-items:flex-end!important;margin-bottom:14px!important}.section-title h2{font-size:22px!important}.section-title span{display:none}
  .tools-grid{display:grid!important;grid-template-columns:1fr!important;gap:10px!important}
  .tool{min-height:82px!important;border-radius:20px!important;padding:14px 15px!important;display:grid!important;grid-template-columns:48px 1fr 28px!important;grid-template-rows:auto auto!important;column-gap:13px!important;align-items:center!important;box-shadow:none!important}
  .tool-icon{grid-row:1/3;width:48px!important;height:48px!important;border-radius:15px!important;margin:0!important}.tool-icon svg{width:24px!important;height:24px!important}
  .tool h3{grid-column:2;margin:0!important;font-size:16px!important;align-self:end}.tool p{grid-column:2;margin:2px 0 0!important;font-size:13px!important;align-self:start;line-height:1.35!important}.tool-arrow{grid-column:3;grid-row:1/3!important;margin:0!important;align-self:center!important}
  .tool-page main{max-width:none;padding:22px 16px 30px}
  .tool-heading{text-align:left;margin:0 2px 18px}.tool-heading h1{font-size:28px}.tool-heading p{font-size:14px}
  .tool-page div.qu-card,.qr-card{border-radius:24px;padding:18px;border-color:var(--qu-border);box-shadow:none}
}
@media(min-width:601px){.mobile-settings{display:none}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}