/* ============================================================
   33 ALARME — design tokens
   Concept: light, high-legibility surface with red status-LED
   accent and black/silver structure, matching the brand plate.
   Mono face used sparingly for system-style labels (prices,
   zone tags) — never for body copy.
   ============================================================ */
:root{
  --ink: #ffffff;          /* header/footer/hero surface — light now, not dark */
  --panel: #f2f2f2;        /* raised light panel */
  --panel-line: #dcdcdc;   /* hairline */
  --paper: #f6f6f5;        /* page section bg */
  --paper-card: #ffffff;   /* card on light bg */
  --paper-line: #dcdcdc;   /* hairline on light */
  --red: #e2231a;          /* brand red */
  --red-bright: #ff0000;   /* logo-exact red, sparing use */
  --silver: #c9c9c9;       /* brand silver */
  --red-deep: #b81119;     /* red text on light bg (AA contrast) */
  --text-onDark: #17181a;      /* text on the (now light) surface */
  --text-onDark-mute: #55575c;
  --text-onLight: #171a16;
  --text-onLight-mute: #565c56;
  --radius: 2px;           /* panel-hardware look: near-square */
  --maxw: 1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;overflow-x:hidden;}
body{
  margin:0;
  overflow-x:hidden;
  background:var(--paper);
  color:var(--text-onLight);
  font-family:'Source Sans 3', -apple-system, sans-serif;
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{
  font-family:'Barlow', 'Source Sans 3', sans-serif;
  font-weight:600;
  line-height:1.08;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
h1{font-size:clamp(2.25rem,5vw,3.75rem);}
h2{font-size:clamp(1.6rem,3.2vw,2.5rem);}
h3{font-size:1.15rem;}
p{margin:0 0 1em;}
a{color:inherit;}
img{max-width:100%;display:block;}
.mono{
  font-family:'IBM Plex Mono', monospace;
  letter-spacing:.04em;
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
:focus-visible{outline:2px solid var(--red);outline-offset:2px;}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
}

/* ---------- eyebrow / status tag ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'IBM Plex Mono',monospace;
  font-size:.75rem;letter-spacing:.04em;text-transform:uppercase;
  color:var(--red-deep);margin-bottom:1em;
}
.eyebrow .dot{
  width:7px;height:7px;border-radius:50%;background:var(--red-deep);
  box-shadow:0 0 0 3px rgba(226,35,26,.18);
}

/* ---------- header ---------- */
header.site{
  position:sticky;top:0;z-index:50;
  background:var(--ink);
  border-bottom:3px solid var(--red);
  box-shadow:0 1px 6px rgba(0,0,0,.06);
}
header.site .bar{
  display:flex;align-items:center;justify-content:space-between;
  height:88px;
}
.logo{
  display:flex;align-items:center;gap:10px;
  color:var(--text-onDark);text-decoration:none;
  font-family:'Barlow',sans-serif;font-weight:600;font-size:1.05rem;
  flex-shrink:0;
}
.logo-img{height:64px;width:auto;display:block;}
@media(max-width:480px){.logo-img{height:46px;}}
@media(min-width:481px) and (max-width:600px){.logo-img{height:48px;}}
.logo .mark{
  width:34px;height:34px;border:1.5px solid var(--red);border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:var(--red);font-family:'IBM Plex Mono',monospace;font-size:.7rem;
  flex-shrink:0;
}
nav.primary{display:flex;gap:2px;align-items:center;}
nav.primary a{
  color:var(--text-onDark-mute);text-decoration:none;
  font-size:.92rem;font-weight:500;padding:10px 14px;border-radius:var(--radius);
  transition:color .15s ease, background .15s ease;
}
nav.primary a:hover{color:var(--text-onDark);background:var(--panel);}
nav.primary a[aria-current="page"]{
  color:var(--text-onDark);font-weight:600;position:relative;
}
nav.primary a[aria-current="page"]::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--red);
}
.header-cta{display:flex;align-items:center;gap:14px;}
.header-cta .btn-red{display:none;}
@media(min-width:860px){.header-cta .btn-red{display:inline-flex;}}
.phone-link{
  color:var(--text-onDark);text-decoration:none;font-family:'IBM Plex Mono',monospace;
  font-size:.9rem;display:none;
}
@media(min-width:860px){.phone-link{display:block;}}
.menu-btn{
  display:flex;background:none;border:1px solid var(--panel-line);color:var(--text-onDark);
  border-radius:var(--radius);padding:8px 10px;cursor:pointer;
}
@media(min-width:860px){.menu-btn{display:none;}}
nav.primary{display:none;}
@media(min-width:860px){nav.primary{display:flex;}}
#mobileNav{
  display:none;flex-direction:column;background:var(--ink);
  border-bottom:1px solid var(--panel-line);
}
#mobileNav.open{display:flex;}
#mobileNav a{
  color:var(--text-onDark-mute);text-decoration:none;padding:14px 24px;
  border-top:1px solid var(--panel-line);font-size:.95rem;font-weight:500;
}
#mobileNav a.mobile-cta{
  color:#fff;background:var(--red);font-weight:600;text-align:center;
  border-top:none;
}
@media(min-width:860px){#mobileNav{display:none !important;}}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 22px;border-radius:var(--radius);font-size:.95rem;font-weight:500;
  text-decoration:none;border:1px solid transparent;cursor:pointer;
  transition:transform .12s ease, background .15s ease, border-color .15s ease;
  font-family:'Source Sans 3',sans-serif;
}
.btn:active{transform:scale(.98);}
.btn-red{background:var(--red);color:#fff;}
.btn-red:hover{background:#c81c14;}
.btn-outline-dark{border-color:#b8b8b8;color:var(--text-onDark);}
.btn-outline-dark:hover{border-color:var(--red);color:var(--red);}
.btn-outline-light{border-color:var(--paper-line);color:var(--text-onLight);}
.btn-outline-light:hover{border-color:var(--red-deep);color:var(--red-deep);}
.btn-block{width:100%;}

/* ---------- hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  background:#0a0a0a;
  color:var(--text-onDark);
  padding:56px 0 80px;
  border-bottom:1px solid var(--panel-line);
  --text-onDark:#f5f4f0;
  --text-onDark-mute:#d4d4d4;
}
.hero-bg-img{
  position:absolute;inset:-24px;z-index:0;
  width:calc(100% + 48px);height:calc(100% + 48px);
  object-fit:cover;object-position:60% 45%;
  filter:saturate(1.15) contrast(1.05);
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(100deg, rgba(6,6,6,.46) 0%, rgba(6,6,6,.36) 26%, rgba(6,6,6,.16) 50%, rgba(6,6,6,.04) 70%, rgba(6,6,6,0) 85%);
}
.hero .grid{position:relative;z-index:2;}
.hero h1,.hero p.lead{text-shadow:0 2px 16px rgba(0,0,0,.5);}
.hero .eyebrow{color:#fff;text-shadow:0 2px 10px rgba(0,0,0,.6);}
.hero .eyebrow .dot{background:var(--red);box-shadow:0 0 0 3px rgba(226,35,26,.28);}
.hero .btn-outline-dark{border-color:rgba(255,255,255,.55);color:#fff;}
.hero .btn-outline-dark:hover{border-color:var(--red);color:var(--red);}
@media(max-width:900px){
  .hero-bg-img{opacity:.9;object-position:60% 40%;}
  .hero::after{background:linear-gradient(180deg, rgba(6,6,6,.4) 0%, rgba(6,6,6,.32) 45%, rgba(6,6,6,.24) 100%);}
}
.hero .grid{
  display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;
}
@media(max-width:900px){.hero .grid{grid-template-columns:1fr;gap:40px;}}
.hero p.lead{color:var(--text-onDark-mute);font-size:1.2rem;font-weight:500;line-height:1.55;max-width:48ch;}
.hero .ctas{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px;}

/* status panel — signature component (also used for plan zones) */
.panel-card{
  background:var(--paper-card);border:1px solid var(--panel-line);border-radius:var(--radius);
  padding:22px;box-shadow:0 4px 18px rgba(0,0,0,.06);
}
.panel-card .panel-head{
  display:flex;justify-content:space-between;align-items:center;
  font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.05em;
  color:var(--text-onDark-mute);text-transform:uppercase;
  border-bottom:1px solid var(--panel-line);padding-bottom:14px;margin-bottom:14px;
}
.panel-card .panel-head .live{color:var(--red);display:flex;align-items:center;gap:6px;}
.zone-row{
  display:flex;justify-content:space-between;align-items:center;
  padding:12px 0;border-bottom:1px solid var(--panel-line);
  font-family:'IBM Plex Mono',monospace;font-size:.85rem;
}
.zone-row:last-child{border-bottom:none;}
.zone-row .z-name{color:var(--text-onDark);}
.zone-row .z-id{color:var(--text-onDark-mute);margin-right:10px;}
.status-armed{
  color:var(--red);display:inline-flex;align-items:center;gap:6px;font-size:.78rem;
}
.status-armed .dot{width:6px;height:6px;border-radius:50%;background:var(--red);animation:pulse 2s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}

/* ---------- phone app mockup (hero signature element) ---------- */
.phone-wrap{display:flex;justify-content:center;}
.phone{
  width:280px;background:#0a0a0a;border-radius:38px;padding:12px;
  border:1px solid #303030;
  box-shadow:0 30px 70px rgba(0,0,0,.55), inset 0 0 0 1px rgba(255,255,255,.03);
}
.phone-notch{
  width:90px;height:20px;background:#000;border-radius:0 0 14px 14px;
  margin:0 auto 8px;
}
.phone-screen{
  background:linear-gradient(180deg,#161616,#0d0d0d);
  border-radius:26px;padding:16px 16px 14px;
}
.app-statusbar{
  display:flex;justify-content:space-between;align-items:center;
  font-family:'IBM Plex Mono',monospace;font-size:.68rem;color:#9a9a9a;
  margin-bottom:14px;
}
.app-statusbar-icons{display:flex;gap:4px;}
.app-statusbar-icons i{width:10px;height:6px;background:#9a9a9a;border-radius:1px;display:inline-block;}
.app-header{
  display:flex;align-items:center;gap:8px;margin-bottom:18px;
}
.app-logo-mark{
  width:26px;height:26px;border:1.5px solid var(--red);border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:var(--red);font-family:'IBM Plex Mono',monospace;font-size:.6rem;font-weight:500;
  flex-shrink:0;
}
.app-header span:last-child{color:#f0f0f0;font-family:'Barlow',sans-serif;font-weight:600;font-size:.95rem;}

.arm-toggle{
  background:#1c1c1c;border:1px solid #333;border-radius:16px;
  padding:16px;margin-bottom:12px;
}
.arm-toggle-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;}
.arm-toggle-label{color:#f0f0f0;font-size:.85rem;font-weight:500;}
.arm-toggle-track{
  display:flex;background:#0d0d0d;border-radius:10px;padding:4px;gap:4px;
}
.arm-toggle-pill{
  flex:1;text-align:center;padding:9px 0;border-radius:8px;
  background:var(--red);color:#fff;font-size:.78rem;font-weight:500;
  font-family:'IBM Plex Mono',monospace;
}
.arm-toggle-pill.ghost{background:transparent;color:#8a8a8a;}
.arm-toggle-sub{display:block;margin-top:10px;font-size:.68rem;color:#8a8a8a;}

.cam-preview{
  position:relative;height:120px;border-radius:14px;margin-bottom:12px;overflow:hidden;
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,.05) 0px, rgba(255,255,255,.05) 1px, transparent 1px, transparent 24px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.05) 0px, rgba(255,255,255,.05) 1px, transparent 1px, transparent 24px),
    linear-gradient(160deg,#2a2f2c,#12140f 65%);
  border:1px solid #333;
}
.cam-live{
  position:absolute;top:10px;left:10px;display:flex;align-items:center;gap:5px;
  background:rgba(0,0,0,.55);padding:4px 8px;border-radius:5px;
  font-family:'IBM Plex Mono',monospace;font-size:.62rem;color:#fff;letter-spacing:.04em;
}
.cam-live .dot{width:6px;height:6px;border-radius:50%;background:var(--red);animation:pulse 2s infinite;}
.cam-name{
  position:absolute;bottom:10px;left:10px;color:#c9c9c9;
  font-family:'IBM Plex Mono',monospace;font-size:.64rem;
}

.app-zone-mini{
  display:flex;justify-content:space-between;align-items:center;
  padding:10px 2px;border-top:1px solid #333;
  font-family:'IBM Plex Mono',monospace;font-size:.75rem;color:#f0f0f0;
}
.status-armed.sm{font-size:.68rem;}

.app-tabbar{
  display:flex;justify-content:space-between;margin-top:16px;padding-top:12px;
  border-top:1px solid #333;
  font-size:.62rem;color:#8a8a8a;
}
.app-tabbar .on{color:var(--red);}

@media(max-width:420px){.phone{width:100%;max-width:280px;}}


.zones-strip{background:var(--panel);border-top:1px solid var(--panel-line);}
.zones-strip .row{
  display:grid;grid-template-columns:repeat(4,1fr);
}
@media(max-width:820px){.zones-strip .row{grid-template-columns:repeat(2,1fr);}}
.zone-cell{
  padding:22px 24px;border-left:1px solid var(--panel-line);
  color:var(--text-onDark-mute);font-size:.85rem;
}
.zone-cell:first-child{border-left:none;}
@media(max-width:820px){.zone-cell:nth-child(2n+1){border-left:none;}.zone-cell{border-top:1px solid var(--panel-line);}.zone-cell:nth-child(1),.zone-cell:nth-child(2){border-top:none;}}
.zone-cell .z-num{font-family:'IBM Plex Mono',monospace;color:var(--red-deep);font-size:.75rem;display:block;margin-bottom:8px;}
.zone-cell strong{display:block;color:var(--text-onDark);font-weight:500;margin-bottom:4px;}

/* ---------- sections ---------- */
section{padding:80px 0;}
.section-head{max-width:640px;margin-bottom:48px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head p{color:var(--text-onLight-mute);font-size:1.05rem;}
.on-dark{background:var(--panel);color:var(--text-onDark);}
.on-dark .section-head p{color:var(--text-onDark-mute);}

/* ---------- feature grid ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--paper-line);border:1px solid var(--paper-line);}
@media(max-width:860px){.feature-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:560px){.feature-grid{grid-template-columns:1fr;}}
.feature{background:var(--paper-card);padding:28px;}
.feature .icon{
  width:38px;height:38px;border:1.5px solid var(--red-deep);border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:var(--red-deep);
  margin-bottom:16px;font-family:'IBM Plex Mono',monospace;font-size:.8rem;
}
.feature h3{margin-bottom:8px;}
.feature p{color:var(--text-onLight-mute);font-size:.92rem;margin:0;}

/* ---------- cards (products/services) ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
@media(max-width:900px){.card-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:600px){.card-grid{grid-template-columns:1fr;}}
.card{
  background:var(--paper-card);border:1px solid var(--paper-line);border-radius:var(--radius);
  padding:26px;
}
.card .tag{
  font-family:'IBM Plex Mono',monospace;font-size:.68rem;letter-spacing:.04em;
  color:var(--red-deep);text-transform:uppercase;display:block;margin-bottom:10px;
}
.card h3{margin-bottom:8px;}
.card p{color:var(--text-onLight-mute);font-size:.92rem;}
.card ul{margin:14px 0 0;padding-left:0;list-style:none;font-size:.88rem;color:var(--text-onLight-mute);}
.card ul li{padding:5px 0 5px 20px;position:relative;}
.card ul li::before{content:"—";position:absolute;left:0;color:var(--red-deep);}

/* ---------- pricing ---------- */
.plans{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.plans.plans-single{grid-template-columns:1fr;max-width:460px;margin:0 auto;}
@media(max-width:760px){.plans{grid-template-columns:1fr;}}
.plan{
  background:var(--paper-card);border:1px solid var(--panel-line);border-radius:var(--radius);
  padding:32px;color:var(--text-onDark);
  box-shadow:0 4px 18px rgba(0,0,0,.06);
}
.plan.featured{border-color:var(--red);box-shadow:0 8px 24px rgba(226,35,26,.12);}
.plan .plan-tag{font-family:'IBM Plex Mono',monospace;font-size:.7rem;color:var(--red-deep);letter-spacing:.05em;text-transform:uppercase;}
.plan .price{font-family:'IBM Plex Mono',monospace;font-size:2.4rem;margin:12px 0 4px;color:var(--text-onDark);}
.plan .price span{font-size:1rem;color:var(--text-onDark-mute);}
.plan ul{list-style:none;padding:0;margin:20px 0 26px;}
.plan ul li{padding:8px 0;border-top:1px solid var(--panel-line);font-size:.9rem;color:var(--text-onDark-mute);}
.plan ul li:first-child{border-top:none;}
.plan-note{font-size:.78rem;color:var(--text-onDark-mute);margin-top:36px;}

/* ---------- trust / about ---------- */
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px;}
@media(max-width:700px){.stat-row{grid-template-columns:1fr;}}
.stat{border-top:1px solid var(--paper-line);padding-top:14px;}
.stat .num{font-family:'IBM Plex Mono',monospace;font-size:2rem;color:var(--red-deep);}
.stat .label{font-size:.85rem;color:var(--text-onLight-mute);}

/* ---------- final CTA ---------- */
.cta-final{background:var(--red);color:#fff;text-align:center;}
.cta-final h2{color:#fff;}
.cta-final p{color:#fff;}
.cta-final .ctas{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:24px;}

/* ---------- footer ---------- */
footer.site{background:var(--panel);color:var(--text-onDark-mute);padding:56px 0 28px;font-size:.9rem;border-top:3px solid var(--red);}
footer.site .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;}
@media(max-width:760px){footer.site .cols{grid-template-columns:1fr 1fr;}}
footer.site h3{color:var(--text-onDark);font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;font-family:'IBM Plex Mono',monospace;font-weight:500;margin:0 0 14px;}
footer.site a{color:var(--text-onDark-mute);text-decoration:none;display:block;margin-bottom:8px;}
footer.site a:hover{color:var(--red);}
footer.site .bottom{
  border-top:1px solid var(--panel-line);margin-top:40px;padding-top:20px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.78rem;
}

/* ---------- whatsapp float ---------- */
.wa-float{
  position:fixed;
  right:max(16px, env(safe-area-inset-right));
  bottom:max(16px, calc(env(safe-area-inset-bottom) + 16px));
  z-index:999;
  width:54px;height:54px;border-radius:50%;background:#25D366;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 18px rgba(0,0,0,.35);text-decoration:none;
  flex-shrink:0;
  transform:translateZ(0);
  -webkit-transform:translateZ(0);
  will-change:transform;
}
.wa-float svg{width:26px;height:26px;fill:#fff;flex-shrink:0;}
@media (max-width:420px){
  .wa-float{width:48px;height:48px;right:14px;bottom:max(14px, calc(env(safe-area-inset-bottom) + 14px));}
  .wa-float svg{width:23px;height:23px;}
}

/* ---------- breadcrumb / page hero (inner pages) ---------- */
.page-hero{background:var(--ink);color:var(--text-onDark);padding:56px 0 48px;}
.page-hero p{color:var(--text-onDark-mute);max-width:60ch;}

/* ---------- simple form (contato) ---------- */
form.contact-form{display:grid;gap:14px;max-width:520px;}
form.contact-form label{font-size:.82rem;color:var(--text-onLight-mute);display:block;margin-bottom:6px;}
form.contact-form input,form.contact-form textarea{
  width:100%;padding:12px 14px;border:1px solid var(--paper-line);border-radius:var(--radius);
  font-family:'Source Sans 3',sans-serif;font-size:.95rem;background:var(--paper-card);color:var(--text-onLight);
}
form.contact-form input:focus,form.contact-form textarea:focus{border-color:var(--red-deep);}