/* =============================================
   Civic CMS Brasil — AI First Landing Page
   Estilo premium, futurista, glassmorphism
   ============================================= */

:root {
  --civic-50: #eff6ff;
  --civic-100: #dbeafe;
  --civic-200: #bfdbfe;
  --civic-300: #60a5fa;
  --civic-400: #3b82f6;
  --civic-500: #2764AD;
  --civic-600: #1d4ed8;
  --civic-700: #1e40af;
  --civic-800: #1e3a8a;
  --civic-900: #0f1a2e;
  --accent-cyan: #00d4ff;
  --accent-purple: #7c3aed;
  --accent-teal: #0d9488;
  --glass-bg: rgba(255,255,255,0.04);
  --glass-border: rgba(255,255,255,0.08);
  --glass-shadow: 0 8px 32px rgba(0,0,0,0.3);
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px;scroll-padding-top:80px}
body{font-family:var(--font-sans);background:#0a0f1e;color:#e2e8f0;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent-cyan);text-decoration:none;transition:color .3s}
a:hover{color:#fff}
ul{list-style:none}
:focus-visible{outline:2px solid var(--accent-cyan);outline-offset:3px;border-radius:4px}
::selection{background:var(--civic-500);color:#fff}
.skip-link{position:absolute;top:-100%;left:8px;z-index:10000;padding:12px 24px;background:var(--civic-500);color:#fff;border-radius:8px;font-weight:600;transition:top .2s}
.skip-link:focus{top:8px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}

/* ===== GLASS MIXIN ===== */
.glass,.navbar,.ia-card,.tech-card,.diff-card,.cases-card{background:var(--glass-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:16px;box-shadow:var(--glass-shadow)}

/* ===== GLOW ===== */
.glow{position:relative}
.glow::before{content:'';position:absolute;inset:-2px;border-radius:inherit;background:linear-gradient(135deg,var(--civic-500),var(--accent-cyan),var(--accent-purple));z-index:-1;opacity:0;transition:opacity .5s;animation:glowPulse 4s ease-in-out infinite}
.glow:hover::before{opacity:1}

@keyframes glowPulse{0%,100%{opacity:.3}50%{opacity:.6}}

/* ===== NAVBAR ===== */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:12px 0;transition:all .4s}
.navbar.scrolled{background:rgba(10,15,30,.9);backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,255,255,.06)}
.navbar__inner{display:flex;align-items:center;justify-content:space-between;max-width:1200px;margin:0 auto;padding:0 20px}
.navbar__logo{display:flex;align-items:center;gap:10px;color:#fff}
.navbar__logo img{width:36px;height:36px;border-radius:8px}
.navbar__brand{font-size:1.2rem;font-weight:700;letter-spacing:-.02em}
.navbar__brand span{color:var(--accent-cyan)}
.navbar__nav{display:none}
@media(min-width:900px){.navbar__nav{display:flex}}
.navbar__list{display:flex;gap:32px}
.navbar__link{color:rgba(255,255,255,.7);font-size:.875rem;font-weight:500;position:relative;padding:4px 0;transition:color .3s}
.navbar__link::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:2px;background:var(--accent-cyan);transition:width .3s}
.navbar__link:hover{color:#fff}
.navbar__link:hover::after{width:100%}
.navbar__actions{display:flex;align-items:center;gap:16px}
.navbar__hamburger{display:flex;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;z-index:1001}
@media(min-width:900px){.navbar__hamburger{display:none}}
.hamburger-line{width:24px;height:2px;background:#e2e8f0;border-radius:2px;transition:all .3s}
.navbar__hamburger.active .hamburger-line:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.navbar__hamburger.active .hamburger-line:nth-child(2){opacity:0}
.navbar__hamburger.active .hamburger-line:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

.mobile-menu{position:fixed;top:0;right:-100%;width:300px;height:100vh;background:rgba(10,15,30,.98);backdrop-filter:blur(24px);padding:100px 32px 32px;transition:right .4s cubic-bezier(.22,1,.36,1);z-index:999;border-left:1px solid rgba(255,255,255,.06)}.mobile-menu.open{right:0}
.mobile-menu__list{display:flex;flex-direction:column;gap:24px}
.mobile-menu__link{color:rgba(255,255,255,.7);font-size:1.1rem;font-weight:500;padding:8px 0;border-bottom:1px solid rgba(255,255,255,.06);transition:color .3s}
.mobile-menu__link:hover{color:#fff}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;gap:10px;padding:12px 24px;border-radius:12px;font-weight:600;font-size:.9rem;border:none;cursor:pointer;transition:all .3s;font-family:var(--font-sans)}
.btn--primary{background:linear-gradient(135deg,var(--civic-500),var(--civic-600));color:#fff;box-shadow:0 4px 20px rgba(39,100,173,.4)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(39,100,173,.6)}
.btn--glass{background:rgba(255,255,255,.06);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.1);color:#fff}
.btn--glass:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
.btn--outline{background:transparent;border:1px solid rgba(255,255,255,.2);color:#fff}
.btn--outline:hover{background:rgba(255,255,255,.08);border-color:var(--accent-cyan)}
.btn--xl{padding:16px 32px;font-size:1rem}
.btn--sm{padding:10px 20px;font-size:.8rem}

/* ===== HERO ===== */
.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;padding:120px 0 80px}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg canvas{position:absolute;inset:0;width:100%;height:100%}
.hero__gradient-overlay{position:absolute;inset:0;background:radial-gradient(ellipse 60% 50% at 50% 0%,rgba(39,100,173,.25),transparent 70%),radial-gradient(ellipse 40% 40% at 80% 80%,rgba(0,212,255,.08),transparent 70%)}
.hero__grid-lines{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:60px 60px}
.hero__container{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:60px;max-width:1200px;margin:0 auto;padding:0 20px;align-items:center}
@media(min-width:1024px){.hero__container{grid-template-columns:1.2fr 1fr}}
.hero__content{max-width:640px}
.hero__badge{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:100px;background:rgba(0,212,255,.1);border:1px solid rgba(0,212,255,.2);color:var(--accent-cyan);font-size:.8rem;font-weight:600;margin-bottom:24px;letter-spacing:.02em}
.hero__title{font-size:clamp(2.2rem,5vw,3.8rem);font-weight:800;line-height:1.1;letter-spacing:-.03em;color:#fff;margin-bottom:20px}
.hero__title-highlight{background:linear-gradient(135deg,var(--accent-cyan),var(--civic-400),var(--accent-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero__text{font-size:1.1rem;color:rgba(255,255,255,.65);max-width:540px;margin-bottom:32px;line-height:1.7}
.hero__actions{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:40px}
.hero__trust{display:flex;flex-wrap:wrap;gap:16px}
.hero__trust span{display:flex;align-items:center;gap:6px;font-size:.8rem;color:rgba(255,255,255,.5);padding:6px 14px;border-radius:8px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06)}

/* Hero Visual */
.hero__visual{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:20px;min-height:400px}
.hero__visual-card{background:var(--glass-bg);backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:16px;padding:20px 16px;text-align:center;transition:all .4s;cursor:default;position:relative;overflow:hidden}
.hero__visual-card::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,transparent,rgba(255,255,255,.04));opacity:0;transition:opacity .4s}
.hero__visual-card:hover{transform:translateY(-4px);border-color:rgba(0,212,255,.3);box-shadow:0 12px 40px rgba(0,212,255,.15)}
.hero__visual-card:hover::before{opacity:1}
.hero__visual-card .icon{font-size:1.8rem;margin-bottom:8px;display:block}
.hero__visual-card .label{font-size:.75rem;font-weight:600;color:rgba(255,255,255,.8);letter-spacing:.02em}
.hero__visual-card:nth-child(1){grid-column:1;grid-row:1}
.hero__visual-card:nth-child(2){grid-column:2;grid-row:1}
.hero__visual-card:nth-child(3){grid-column:3;grid-row:1}
.hero__visual-card:nth-child(4){grid-column:1;grid-row:2}
.hero__visual-card:nth-child(5){grid-column:2;grid-row:2}
.hero__visual-card:nth-child(6){grid-column:3;grid-row:2}
.hero__visual-card:nth-child(7){grid-column:1;grid-row:3}
.hero__visual-card:nth-child(8){grid-column:2;grid-row:3}
.hero__visual-card:nth-child(9){grid-column:3;grid-row:3}

.hero__visual-glow{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:200px;height:200px;background:radial-gradient(circle,rgba(0,212,255,.15),transparent 70%);border-radius:50%;pointer-events:none;z-index:-1}
.hero__scroll-indicator{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;color:rgba(255,255,255,.3);font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;animation:scrollBounce 2s ease-in-out infinite;z-index:2}
@keyframes scrollBounce{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(8px)}}

/* ===== SECTIONS ===== */
.section{padding:100px 0;position:relative;overflow:hidden}
.section--dark{background:#0a0f1e}
.section--light{background:rgba(15,23,42,.6)}
.section__header{text-align:center;max-width:720px;margin:0 auto 60px}
.section__tag{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:100px;background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.15);color:var(--accent-cyan);font-size:.8rem;font-weight:600;margin-bottom:16px;letter-spacing:.02em}
.section__title{font-size:clamp(1.8rem,3.5vw,2.8rem);font-weight:800;color:#fff;letter-spacing:-.02em;margin-bottom:16px}
.section__title span{background:linear-gradient(135deg,var(--accent-cyan),var(--civic-400));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.section__desc{font-size:1.05rem;color:rgba(255,255,255,.6);line-height:1.7}

/* ===== IA CARDS ===== */
.ia-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.ia-card{padding:32px 24px;transition:all .4s;position:relative;overflow:hidden}
.ia-card::after{content:'';position:absolute;top:0;left:-100%;width:100%;height:2px;background:linear-gradient(90deg,transparent,var(--accent-cyan),transparent);transition:left .6s}
.ia-card:hover::after{left:100%}
.ia-card:hover{transform:translateY(-6px);border-color:rgba(0,212,255,.2);box-shadow:0 20px 60px rgba(0,0,0,.4)}
.ia-card__icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin-bottom:18px;background:linear-gradient(135deg,rgba(0,212,255,.15),rgba(39,100,173,.15));border:1px solid rgba(0,212,255,.1);color:var(--accent-cyan)}
.ia-card__title{font-size:1.1rem;font-weight:700;color:#fff;margin-bottom:10px}
.ia-card__text{font-size:.9rem;color:rgba(255,255,255,.55);line-height:1.65}

/* ===== TECH ===== */
.tech-categories{display:flex;flex-direction:column;gap:48px}
.tech-category__title{font-size:1.1rem;font-weight:700;color:var(--accent-cyan);margin-bottom:20px;display:flex;align-items:center;gap:10px}
.tech-grid{display:flex;flex-wrap:wrap;gap:12px}
.tech-card{display:flex;flex-direction:column;align-items:center;gap:8px;padding:20px 18px;min-width:110px;cursor:default;transition:all .4s;position:relative}
.tech-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.08);border-color:rgba(0,212,255,.25)}
.tech-card__icon{font-size:1.8rem;color:rgba(255,255,255,.7);transition:color .3s}
.tech-card:hover .tech-card__icon{color:var(--accent-cyan)}
.tech-card__name{font-size:.75rem;font-weight:600;color:rgba(255,255,255,.6);text-align:center}

/* ===== DIFFERENTIALS ===== */
.diff-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.diff-card{padding:32px 24px;transition:all .4s}
.diff-card:hover{transform:translateY(-6px);border-color:rgba(0,212,255,.2);box-shadow:0 20px 60px rgba(0,0,0,.4)}
.diff-card__icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:16px;background:linear-gradient(135deg,rgba(124,58,237,.15),rgba(39,100,173,.15));border:1px solid rgba(124,58,237,.1);color:var(--accent-purple)}
.diff-card__title{font-size:1.05rem;font-weight:700;color:#fff;margin-bottom:8px}
.diff-card__text{font-size:.85rem;color:rgba(255,255,255,.55);line-height:1.65}

/* ===== CASES ===== */
.cases-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:24px}
.cases-card{padding:36px 28px;text-align:center;transition:all .4s;position:relative}
.cases-card:hover{transform:translateY(-6px);border-color:rgba(0,212,255,.2)}
.cases-card__number{font-size:3.2rem;font-weight:900;background:linear-gradient(135deg,var(--accent-cyan),var(--civic-400));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1;display:inline}
.cases-card__suffix{font-size:1.6rem;font-weight:700;color:var(--accent-cyan);display:inline;margin-left:2px}
.cases-card__title{font-size:1rem;font-weight:700;color:#fff;margin:12px 0 8px}
.cases-card__text{font-size:.85rem;color:rgba(255,255,255,.5);line-height:1.6}

/* ===== CTA ===== */
.cta-section{padding:120px 0;position:relative;overflow:hidden}
.cta-section__bg{position:absolute;inset:0;z-index:0}
.cta-section__bg canvas{position:absolute;inset:0;width:100%;height:100%}
.cta-section__gradient{position:absolute;inset:0;background:radial-gradient(ellipse 70% 50% at 50% 50%,rgba(39,100,173,.3),transparent 70%)}
.cta-section__container{position:relative;z-index:2;text-align:center}
.cta-section__content{max-width:720px;margin:0 auto}
.cta-section__badge{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;border-radius:100px;background:rgba(0,212,255,.1);border:1px solid rgba(0,212,255,.2);color:var(--accent-cyan);font-size:.85rem;font-weight:600;margin-bottom:24px}
.cta-section__title{font-size:clamp(2rem,4vw,3.2rem);font-weight:800;color:#fff;letter-spacing:-.02em;margin-bottom:20px;line-height:1.15}
.cta-section__highlight{background:linear-gradient(135deg,var(--accent-cyan),var(--civic-400),var(--accent-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.cta-section__text{font-size:1.1rem;color:rgba(255,255,255,.6);margin-bottom:36px;line-height:1.7}
.cta-section__actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin-bottom:40px}
.cta-section__contact{display:flex;flex-wrap:wrap;gap:24px;justify-content:center;font-size:.9rem;color:rgba(255,255,255,.5)}
.cta-section__contact span{display:flex;align-items:center;gap:8px}
.cta-section__contact i{color:var(--accent-cyan)}

/* ===== FOOTER ===== */
.footer{padding:64px 0 32px;border-top:1px solid rgba(255,255,255,.06);background:rgba(10,15,30,.8)}
.footer__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:40px;margin-bottom:40px}
.footer__brand{}
.footer__logo{width:40px;height:40px;border-radius:8px;margin-bottom:12px}
.footer__brand-name{font-size:1.1rem;font-weight:700;color:#fff;margin-bottom:8px}
.footer__brand-desc{font-size:.85rem;color:rgba(255,255,255,.5);line-height:1.6;max-width:280px}
.footer__title{font-size:.85rem;font-weight:700;color:var(--accent-cyan);text-transform:uppercase;letter-spacing:.06em;margin-bottom:16px}
.footer__list{display:flex;flex-direction:column;gap:10px}
.footer__list a{font-size:.85rem;color:rgba(255,255,255,.55);transition:color .3s}
.footer__list a:hover{color:#fff}
.footer__bottom{padding-top:24px;border-top:1px solid rgba(255,255,255,.06);text-align:center}
.footer__bottom p{font-size:.8rem;color:rgba(255,255,255,.35)}

/* ===== RESPONSIVE ===== */
@media(max-width:768px){
  .hero{padding:100px 0 60px}
  .hero__actions{flex-direction:column}
  .hero__actions .btn{width:100%;justify-content:center}
  .hero__trust{justify-content:center}
  .section{padding:64px 0}
  .ia-grid,.diff-grid{grid-template-columns:1fr}
  .cta-section__actions{flex-direction:column;align-items:stretch}
  .cta-section__actions .btn{justify-content:center}
  .footer__grid{grid-template-columns:1fr 1fr}
}

@media(max-width:480px){
  .hero__title{font-size:1.8rem}
  .hero__visual{grid-template-columns:repeat(3,1fr);gap:8px;padding:8px;min-height:auto}
  .hero__visual-card{padding:12px 8px}
  .hero__visual-card .icon{font-size:1.2rem}
  .hero__visual-card .label{font-size:.65rem}
  .tech-card{min-width:80px;padding:14px 10px}
  .tech-card__icon{font-size:1.4rem}
  .footer__grid{grid-template-columns:1fr}
}

@media(min-width:1400px){
  .container{max-width:1320px}
  .hero__container{max-width:1320px}
}