/* ═══════════════════════════════════════
   Microsoft 365 Landing — SolverPro
   Fluent Design inspired
═══════════════════════════════════════ */

/* === RESET & VARIABLES === */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --blue:#0078D4;--blue-dark:#005A9E;--blue-hover:#106EBE;
  --navy:#0F1B3D;--navy2:#0A2463;
  --text:#1A1A1A;--text2:#616161;--text3:#8A8A8A;
  --bg:#FFFFFF;--bg2:#F5F5F5;--bg3:#FAFAFA;
  --border:#E8E8E8;--radius:12px;
  --shadow:0 2px 8px rgba(0,0,0,0.06);
  --shadow-lg:0 8px 32px rgba(0,0,0,0.1);
  --max-w:1200px;
  --green-wa:#25D366;
  --font:'Segoe UI',-apple-system,BlinkMacSystemFont,'Helvetica Neue',Arial,sans-serif;
}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}

/* === LAYOUT === */
.container{max-width:var(--max-w);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section--alt{background:var(--bg2)}
.section-title{font-size:36px;font-weight:700;text-align:center;color:var(--text);margin-bottom:12px;letter-spacing:-0.5px}
.section-sub{font-size:18px;color:var(--text2);text-align:center;max-width:640px;margin:0 auto 56px;line-height:1.6}
.section-title--white{color:#fff}
.section-sub--white{color:rgba(255,255,255,0.8)}

/* === BUTTONS === */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 28px;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;transition:all 0.2s;border:2px solid transparent;gap:8px;font-family:var(--font)}
.btn-primary{background:var(--blue);color:#fff;border-color:var(--blue)}
.btn-primary:hover{background:var(--blue-hover);border-color:var(--blue-hover)}
.btn-white{background:#fff;color:var(--navy);border-color:#fff}
.btn-white:hover{background:rgba(255,255,255,0.9)}
.btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,0.5)}
.btn-outline:hover{background:rgba(255,255,255,0.1);border-color:#fff}
.btn-outline-blue{background:transparent;color:var(--blue);border-color:var(--blue)}
.btn-outline-blue:hover{background:var(--blue);color:#fff}

/* === NAV === */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,0.85);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid transparent;transition:all 0.3s}
.nav.scrolled{background:rgba(255,255,255,0.97);border-bottom-color:var(--border);box-shadow:0 1px 4px rgba(0,0,0,0.04)}
.nav-inner{max-width:var(--max-w);margin:0 auto;padding:0 24px;height:56px;display:flex;align-items:center;gap:16px}
.nav-logo img{height:28px;width:auto;display:block}
.nav-sep{width:1px;height:20px;background:var(--border)}
.nav-ms{display:flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--text);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{padding:8px 16px;font-size:14px;color:var(--text2);border-radius:6px;transition:all 0.2s;font-weight:500}
.nav-links a:hover{color:var(--text);background:var(--bg2)}
.nav-cta{margin-left:8px;padding:8px 20px;font-size:13px;font-weight:600;background:var(--blue);color:#fff;border-radius:6px;transition:background 0.2s;white-space:nowrap}
.nav-cta:hover{background:var(--blue-hover)}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;flex-direction:column;gap:5px}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:all 0.3s}
.nav-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* === HERO === */
.hero{
  position:relative;min-height:620px;display:flex;align-items:stretch;
  margin-top:56px;overflow:hidden;
  background:linear-gradient(135deg,#0F1B3D 0%,#0A2463 45%,#0078D4 100%);
}
.hero::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 60% 100% at 80% 50%,rgba(0,120,212,0.25) 0%,transparent 65%);
}
.hero-inner{
  position:relative;z-index:1;width:100%;display:flex;align-items:stretch;
  max-width:100%;padding:0;
}
.hero-content{flex:0 0 50%;display:flex;flex-direction:column;justify-content:center;padding:100px 64px 100px calc((100vw - var(--max-w))/2 + 64px);}
.hero-visual{
  flex:1;position:relative;overflow:visible;
}
.hero-laptop{
  position:absolute;
  right:-30px;
  bottom:-20px;
  width:105%;
  max-width:620px;
  height:auto;
  display:block;
  filter:drop-shadow(-16px 16px 40px rgba(0,0,0,0.45));
}
.hero-badge{display:inline-block;background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.2);color:rgba(255,255,255,0.8);padding:5px 14px;border-radius:40px;font-size:12px;font-weight:600;margin-bottom:20px;letter-spacing:0.3px}
.hero h1{font-size:40px;font-weight:700;color:#fff;line-height:1.15;margin-bottom:16px;letter-spacing:-0.3px}
.hero-sub{font-size:15px;color:rgba(255,255,255,0.7);line-height:1.7;margin-bottom:28px}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:24px}
.hero-partner{font-size:12px;color:rgba(255,255,255,0.4)}
.hero-left{display:none}
.hero-right{display:none}
.hero-bg{display:none}
.hero-apps-deco{display:none}

/* === APPS === */
.apps-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:32px 40px}
.app-item{display:flex;flex-direction:column;align-items:center;gap:10px;min-width:80px}
.app-icon{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:24px;font-weight:700;font-family:var(--font);transition:transform 0.2s}
.app-icon--copilot{background:linear-gradient(135deg,#7B61FF,#0078D4,#00B7C3)}
.app-item span{font-size:13px;color:var(--text2);font-weight:500}
.app-item:hover .app-icon{transform:scale(1.1)}

/* === BENEFITS === */
.benefits-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.benefit-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:32px 28px;transition:box-shadow 0.3s,transform 0.3s}
.benefit-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.benefit-icon{width:44px;height:44px;margin-bottom:18px}
.benefit-icon svg{width:44px;height:44px}
.benefit-card h3{font-size:18px;font-weight:600;margin-bottom:8px;color:var(--text)}
.benefit-card p{font-size:14px;color:var(--text2);line-height:1.6}
.section--alt .benefit-card{border-color:transparent;box-shadow:var(--shadow)}

/* === PLANS === */
.plans-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:48px}
.plan-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:36px 28px;position:relative;display:flex;flex-direction:column;transition:box-shadow 0.3s,transform 0.3s}
.plan-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.plan-card--featured{border-color:var(--blue);border-width:2px;box-shadow:var(--shadow-lg)}
.plan-promo{display:block;background:linear-gradient(90deg,#D83B01,#EA4300);color:#fff;padding:6px 28px;font-size:11px;font-weight:700;letter-spacing:0.5px;text-transform:uppercase;margin:-36px -28px 20px;border-radius:var(--radius) var(--radius) 0 0;text-align:center}
.plan-badge{background:var(--blue);color:#fff;padding:3px 12px;border-radius:20px;font-size:11px;font-weight:600;display:inline-block;margin-bottom:12px;width:fit-content}
.plan-badge--dark{background:var(--navy)}
.plan-name{font-size:22px;font-weight:700;margin-bottom:16px;color:var(--text)}
.plan-price{display:flex;align-items:baseline;gap:2px;margin-bottom:4px}
.plan-price-old{font-size:20px;color:var(--text3);text-decoration:line-through;margin-right:6px}
.plan-price-current{font-size:44px;font-weight:700;color:var(--text);letter-spacing:-1px}
.plan-price-current sup{font-size:22px;font-weight:600}
.plan-price-unit{font-size:14px;color:var(--text2);margin-left:2px}
.plan-price-note{font-size:12px;color:var(--text3);margin-bottom:24px}
.plan-features{margin-bottom:28px;display:flex;flex-direction:column;gap:10px;flex:1}
.plan-features li{font-size:14px;color:var(--text2);padding-left:22px;position:relative;line-height:1.5}
.plan-features li::before{content:'✓';position:absolute;left:0;color:var(--blue);font-weight:700;font-size:13px}
.plan-features li strong{color:var(--text);font-weight:600}
.plan-card .btn{width:100%;text-align:center}

/* Extra plans row */
.plans-extra{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.plan-mini{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:box-shadow 0.3s}
.plan-mini:hover{box-shadow:var(--shadow)}
.plan-mini h4{font-size:16px;font-weight:700;margin-bottom:6px;color:var(--text)}
.plan-mini p{font-size:13px;color:var(--text2);line-height:1.5;margin-bottom:10px}
.plan-mini a{font-size:13px;color:var(--blue);font-weight:600;transition:color 0.2s}
.plan-mini a:hover{color:var(--blue-dark)}

/* === VALUE-ADD === */
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.value-card{background:#fff;border:1px solid transparent;border-radius:var(--radius);padding:32px 28px;box-shadow:var(--shadow);transition:box-shadow 0.3s,transform 0.3s}
.value-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.value-price{font-size:28px;font-weight:700;color:var(--blue);margin-bottom:12px}
.value-price span{font-size:14px;font-weight:500;color:var(--text2);margin-left:4px}
.value-price--free{color:#107C41}
.value-tag{display:inline-block;background:var(--bg2);border:1px solid var(--border);border-radius:20px;padding:4px 14px;font-size:12px;font-weight:600;color:var(--text2);margin-bottom:12px}
.value-card h3{font-size:18px;font-weight:600;margin-bottom:8px;color:var(--text)}
.value-card p{font-size:14px;color:var(--text2);line-height:1.6}

/* === CTA SECTION === */
.section--cta{background:linear-gradient(135deg,#0F1B3D 0%,#0078D4 100%);padding:80px 0}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:800px;margin:0 auto}
.contact-card{display:flex;flex-direction:column;align-items:center;gap:12px;background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.15);border-radius:var(--radius);padding:32px 24px;text-align:center;transition:all 0.3s;backdrop-filter:blur(8px)}
.contact-card:hover{background:rgba(255,255,255,0.15);transform:translateY(-4px)}
.contact-card svg{width:36px;height:36px}
.contact-card h3{font-size:16px;font-weight:600;color:#fff}
.contact-card p{font-size:14px;color:rgba(255,255,255,0.7)}

/* === FOOTER === */
.footer{background:#1B1B1B;color:#fff;padding:56px 0 0}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;padding-bottom:48px}
.footer-brand img{margin-bottom:16px}
.footer-brand p{font-size:13px;color:rgba(255,255,255,0.5);line-height:1.6}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links h4{font-size:14px;font-weight:600;color:rgba(255,255,255,0.8);margin-bottom:4px}
.footer-links a{font-size:13px;color:rgba(255,255,255,0.5);transition:color 0.2s}
.footer-links a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.08);padding:20px 0}
.footer-bottom p{font-size:12px;color:rgba(255,255,255,0.35);text-align:center}

/* === WHATSAPP FLOAT === */
.wa-float{position:fixed;bottom:28px;right:28px;z-index:90;width:56px;height:56px;background:var(--green-wa);border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px rgba(37,211,102,0.4);transition:transform 0.3s,box-shadow 0.3s}
.wa-float:hover{transform:scale(1.1);box-shadow:0 6px 24px rgba(37,211,102,0.5)}
.wa-float svg{width:28px;height:28px;fill:#fff}

/* === ANIMATIONS === */
.fade-in{opacity:0;transform:translateY(24px);transition:opacity 0.6s ease,transform 0.6s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* === RESPONSIVE === */
@media(max-width:1024px){
  .hero h1{font-size:32px}
  .hero-content{flex:0 0 55%;padding:60px 40px}

  .benefits-grid,.plans-grid,.value-grid,.plans-extra{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:repeat(3,1fr)}
  .footer-inner{grid-template-columns:1fr 1fr}
}

@media(max-width:768px){
  .section{padding:64px 0}
  .section-title{font-size:28px}
  .section-sub{font-size:16px;margin-bottom:40px}
  .hero{min-height:auto;padding:0;overflow:visible;display:block}
  .hero::before{display:none}
  .hero-inner{display:flex;flex-direction:column;width:100%}
  .hero-content{flex:none;width:100%;padding:40px 20px 24px;justify-content:flex-start;display:flex;flex-direction:column}
  .hero-visual{flex:none;width:100%;min-height:260px;overflow:hidden;position:relative;display:flex;align-items:flex-end;justify-content:center}
  .hero-laptop{position:relative;right:auto;bottom:auto;top:auto;transform:none;width:95%;max-width:440px;margin:0 auto;display:block}
  .hero h1{font-size:26px}
  .hero-sub{font-size:15px}
  .hero-badge{font-size:11px;padding:5px 12px}

  .nav-links{position:fixed;top:56px;left:0;right:0;background:rgba(255,255,255,0.97);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);flex-direction:column;padding:16px;border-bottom:1px solid var(--border);display:none;box-shadow:0 8px 24px rgba(0,0,0,0.08)}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 16px;font-size:16px;width:100%}
  .nav-cta{display:none}
  .nav-toggle{display:flex;margin-left:auto}

  .benefits-grid,.value-grid{grid-template-columns:1fr}
  .plans-grid{grid-template-columns:1fr}
  .plans-extra{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr;max-width:400px}
  .footer-inner{grid-template-columns:1fr;gap:32px}
  .hero-ctas{flex-direction:column;align-items:flex-start}
  .hero-ctas .btn{width:100%;text-align:center}
}

@media(max-width:480px){
  .hero h1{font-size:30px}
  .plan-price-current{font-size:36px}
  .apps-grid{gap:20px 28px}
  .app-icon{width:48px;height:48px;border-radius:12px;font-size:20px}
  .wa-float{bottom:20px;right:20px;width:50px;height:50px}
  .wa-float svg{width:24px;height:24px}
}