@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --dark-blue: #0F1E2E;
    --medium-blue: #1F4E79;
    --light-blue: #3FA7D6;
    --yellow: #D4A017;
    --light-yellow: #F2C94C;
    --bg-light: #F0F5FA;
    --bg-white: #FFFFFF;
    --text-dark: #0F1E2E;
    --text-mid: #2D4A63;
    --text-muted: #64748B;
    --white: #FFFFFF;
    --border: rgba(15,30,46,0.10);
    --radius: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
    --shadow-sm: 0 2px 8px rgba(15,30,46,0.08);
    --shadow-md: 0 8px 30px rgba(15,30,46,0.12);
    --shadow-lg: 0 20px 60px rgba(15,30,46,0.18);
    --shadow-blue: 0 8px 30px rgba(31,78,121,0.25);
    --shadow-yellow: 0 8px 24px rgba(212,160,23,0.35);
}

*{margin:0;padding:0;box-sizing:border-box;}

html{scroll-behavior:smooth;}

body{
    font-family:'Inter',sans-serif;
    background-color:var(--bg-light);
    color:var(--text-dark);
    line-height:1.6;
    overflow-x:hidden;
}

h1,h2,h3,h4,h5,h6{color:var(--dark-blue);font-weight:700;line-height:1.2;}
a{text-decoration:none;color:var(--medium-blue);transition:var(--transition);}
a:hover{color:var(--light-blue);}
img{max-width:100%;}

/* ── Container ── */
.container{max-width:1200px;margin:0 auto;padding:0 24px;}

/* ── Buttons ── */
.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:14px 28px;border-radius:var(--radius);font-weight:700;
    font-size:0.95rem;cursor:pointer;transition:var(--transition);
    border:none;font-family:'Inter',sans-serif;letter-spacing:0.01em;
    white-space:nowrap;
}
.btn-cta{
    background:linear-gradient(135deg,var(--yellow),#C8940F);
    color:var(--dark-blue);box-shadow:var(--shadow-yellow);
}
.btn-cta:hover{
    background:linear-gradient(135deg,var(--light-yellow),var(--yellow));
    color:var(--dark-blue);transform:translateY(-2px);
    box-shadow:0 12px 32px rgba(212,160,23,0.45);
}
.btn-primary{
    background:linear-gradient(135deg,var(--medium-blue),var(--dark-blue));
    color:#fff;box-shadow:var(--shadow-blue);
}
.btn-primary:hover{
    background:linear-gradient(135deg,var(--light-blue),var(--medium-blue));
    color:#fff;transform:translateY(-2px);
}
.btn-outline{
    background:transparent;color:var(--white);
    border:2px solid rgba(255,255,255,0.5);
}
.btn-outline:hover{background:rgba(255,255,255,0.12);color:#fff;border-color:#fff;}
.btn-outline-dark{
    background:transparent;color:var(--medium-blue);
    border:2px solid var(--medium-blue);
}
.btn-outline-dark:hover{background:var(--medium-blue);color:#fff;}
.btn-lg{padding:17px 36px;font-size:1.05rem;}
.btn-sm{padding:10px 20px;font-size:0.85rem;}

/* ── Header ── */
header{
    background:rgba(255,255,255,0.95);
    backdrop-filter:blur(12px);
    box-shadow:0 1px 0 rgba(15,30,46,0.08);
    position:sticky;top:0;z-index:200;
    transition:var(--transition);
}
header.scrolled{box-shadow:var(--shadow-md);}
.navbar{
    display:flex;justify-content:space-between;align-items:center;
    padding:18px 0;gap:20px;
}
.logo{display:flex;align-items:center;}
.logo-text{font-size:1.5rem;font-weight:900;color:var(--dark-blue);letter-spacing:-0.02em;}
.logo-text span{color:var(--light-blue);}
.nav-links{display:flex;gap:32px;list-style:none;align-items:center;}
.nav-links a{color:var(--text-mid);font-weight:500;font-size:0.92rem;padding:6px 0;position:relative;}
.nav-links a::after{
    content:'';position:absolute;bottom:-2px;left:0;width:0;height:2px;
    background:var(--light-blue);border-radius:2px;transition:var(--transition);
}
.nav-links a:hover::after{width:100%;}
.nav-links a:hover{color:var(--light-blue);}
.nav-buttons{display:flex;gap:12px;align-items:center;}
.nav-login{font-weight:600;color:var(--medium-blue);font-size:0.9rem;}
.nav-login:hover{color:var(--light-blue);}

/* Mobile nav */
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px;background:none;border:none;}
.hamburger span{display:block;width:24px;height:2px;background:var(--dark-blue);border-radius:2px;transition:var(--transition);}
.hamburger.open span:nth-child(1){transform:rotate(45deg) translate(5px,5px);}
.hamburger.open span:nth-child(2){opacity:0;}
.hamburger.open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px);}
.mobile-menu{
    display:none;background:#fff;border-top:1px solid var(--border);
    padding:20px 24px;flex-direction:column;gap:12px;
}
.mobile-menu.open{display:flex;}
.mobile-menu a{color:var(--text-dark);font-weight:500;padding:10px 0;border-bottom:1px solid var(--border);}
.mobile-menu .btn{margin-top:8px;width:100%;justify-content:center;}

/* ── Hero ── */
.hero{
    background:#EEF5FB;
    position:relative;overflow:hidden;
    padding:80px 0 0;
}
.hero::before{
    content:'';position:absolute;inset:0;
    background-image:
        linear-gradient(rgba(63,167,214,0.07) 1px, transparent 1px),
        linear-gradient(90deg,rgba(63,167,214,0.07) 1px,transparent 1px);
    background-size:60px 60px;
    pointer-events:none;
}
.hero-inner{
    display:grid;grid-template-columns:1fr 1fr;gap:60px;
    align-items:center;position:relative;z-index:1;
}
.hero-badge{
    display:inline-flex;align-items:center;gap:8px;
    background:rgba(63,167,214,0.12);border:1px solid rgba(63,167,214,0.25);
    color:var(--medium-blue);font-size:0.8rem;font-weight:600;
    padding:6px 14px;border-radius:99px;margin-bottom:24px;letter-spacing:0.04em;
    text-transform:uppercase;
}
.hero-badge i{color:var(--light-blue);font-size:0.75rem;}
.hero h1{
    font-size:3rem;font-weight:900;line-height:1.1;
    color:var(--dark-blue);margin-bottom:20px;letter-spacing:-0.03em;
}
.hero h1 .accent{color:var(--light-blue);}
.hero-sub{
    font-size:1.1rem;color:var(--text-mid);margin-bottom:36px;
    line-height:1.7;max-width:480px;
}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px;}
.hero-trust{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.hero-trust-item{
    display:flex;align-items:center;gap:7px;
    font-size:0.82rem;font-weight:600;color:var(--text-mid);
}
.hero-trust-item i{color:var(--light-blue);}

/* Hero visual */
.hero-visual{position:relative;}
.hero-img-wrap{
    position:relative;border-radius:var(--radius-lg);overflow:hidden;
    box-shadow:var(--shadow-lg);aspect-ratio:4/3;
}
.hero-img-wrap img{width:100%;height:100%;object-fit:cover;display:block;}
.hero-card{
    position:absolute;bottom:-20px;left:-24px;
    background:#fff;border-radius:var(--radius);
    padding:18px 22px;box-shadow:var(--shadow-md);
    display:flex;align-items:center;gap:14px;
    border-left:4px solid var(--yellow);min-width:240px;
    animation:floatCard 3s ease-in-out infinite;
}
@keyframes floatCard{0%,100%{transform:translateY(0);}50%{transform:translateY(-8px);}}
.hero-card-icon{
    width:44px;height:44px;border-radius:10px;
    background:linear-gradient(135deg,var(--medium-blue),var(--light-blue));
    display:flex;align-items:center;justify-content:center;
    color:#fff;font-size:1.1rem;flex-shrink:0;
}
.hero-card-title{font-size:0.85rem;font-weight:700;color:var(--dark-blue);margin-bottom:2px;}
.hero-card-sub{font-size:0.75rem;color:var(--text-muted);}
.hero-wave{
    display:block;width:100%;height:80px;
    background:linear-gradient(to bottom,#EEF5FB,var(--bg-light));
    clip-path:ellipse(100% 60% at 50% 0%);
    margin-top:60px;
}

/* ── Benefits bar ── */
.benefits-bar{
    background:#fff;padding:28px 0;
    box-shadow:0 4px 24px rgba(15,30,46,0.06);
    position:relative;z-index:2;margin-top:-2px;
}
.benefits-inner{
    display:flex;justify-content:space-around;align-items:center;
    gap:16px;flex-wrap:wrap;
}
.benefit-item{
    display:flex;align-items:center;gap:10px;
    padding:10px 18px;border-radius:99px;
    transition:var(--transition);cursor:default;
}
.benefit-item:hover{background:rgba(63,167,214,0.07);}
.benefit-icon{
    width:38px;height:38px;border-radius:10px;
    background:linear-gradient(135deg,rgba(31,78,121,0.10),rgba(63,167,214,0.15));
    display:flex;align-items:center;justify-content:center;
    color:var(--medium-blue);font-size:1rem;flex-shrink:0;
}
.benefit-text{font-weight:600;font-size:0.88rem;color:var(--text-dark);}

/* ── Section base ── */
.section{padding:90px 0;}
.section-alt{background:#fff;}
.section-header{text-align:center;margin-bottom:60px;}
.section-eyebrow{
    display:inline-block;font-size:0.78rem;font-weight:700;
    text-transform:uppercase;letter-spacing:0.08em;color:var(--light-blue);
    background:rgba(63,167,214,0.1);padding:5px 14px;border-radius:99px;
    margin-bottom:14px;
}
.section-title{
    font-size:2.2rem;font-weight:800;color:var(--dark-blue);
    margin-bottom:16px;letter-spacing:-0.02em;line-height:1.15;
}
.section-subtitle{
    font-size:1.05rem;color:var(--text-muted);
    max-width:600px;margin:0 auto;line-height:1.7;
}

/* ── Problems ── */
.problems-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.problem-card{
    background:#fff;border-radius:var(--radius);padding:30px;
    display:flex;gap:18px;align-items:flex-start;
    border:1px solid var(--border);
    transition:var(--transition);
}
.problem-card:hover{border-color:rgba(63,167,214,0.3);box-shadow:var(--shadow-sm);transform:translateY(-2px);}
.problem-icon{
    width:48px;height:48px;border-radius:12px;flex-shrink:0;
    background:linear-gradient(135deg,rgba(212,160,23,0.12),rgba(242,201,76,0.08));
    display:flex;align-items:center;justify-content:center;
    font-size:1.2rem;color:var(--yellow);
}
.problem-card h3{font-size:1rem;font-weight:700;margin-bottom:8px;color:var(--dark-blue);}
.problem-card p{font-size:0.9rem;color:var(--text-muted);line-height:1.6;}

/* ── Solution ── */
.solution-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.solution-card{
    background:var(--bg-light);border-radius:var(--radius);padding:28px;
    display:flex;gap:16px;align-items:flex-start;
    border:1px solid transparent;transition:var(--transition);
}
.solution-card:hover{
    background:#fff;border-color:rgba(63,167,214,0.2);
    box-shadow:var(--shadow-md);transform:translateY(-3px);
}
.solution-icon{
    width:50px;height:50px;border-radius:12px;flex-shrink:0;
    background:linear-gradient(135deg,var(--medium-blue),var(--light-blue));
    display:flex;align-items:center;justify-content:center;
    font-size:1.2rem;color:#fff;
}
.solution-card h3{font-size:1rem;font-weight:700;margin-bottom:8px;color:var(--dark-blue);}
.solution-card p{font-size:0.88rem;color:var(--text-muted);line-height:1.6;}

/* ── Equipment Cards ── */
.equipment-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.equipment-card{
    background:#fff;border-radius:var(--radius-lg);overflow:hidden;
    box-shadow:var(--shadow-sm);border:1px solid var(--border);
    transition:var(--transition);display:flex;flex-direction:column;
    position:relative;
}
.equipment-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
.equipment-card.secondary{opacity:0.85;}
.equipment-card-bar{height:4px;background:linear-gradient(90deg,var(--medium-blue),var(--light-blue));}
.equipment-card.secondary .equipment-card-bar{background:linear-gradient(90deg,#94A3B8,#CBD5E1);}
.equipment-card-body{padding:28px;flex:1;display:flex;flex-direction:column;}
.equipment-icon{
    width:56px;height:56px;border-radius:14px;
    background:linear-gradient(135deg,rgba(31,78,121,0.08),rgba(63,167,214,0.12));
    display:flex;align-items:center;justify-content:center;
    font-size:1.4rem;color:var(--medium-blue);margin-bottom:18px;
}
.equipment-card h3{font-size:1.05rem;font-weight:700;color:var(--dark-blue);margin-bottom:10px;}
.equipment-card p{font-size:0.88rem;color:var(--text-muted);line-height:1.6;flex:1;margin-bottom:20px;}
.equipment-badge{
    display:inline-flex;align-items:center;gap:5px;
    font-size:0.72rem;font-weight:600;color:var(--light-blue);
    background:rgba(63,167,214,0.1);padding:4px 10px;border-radius:99px;
    margin-bottom:14px;
}
.equipment-card.secondary .equipment-badge{color:#94A3B8;background:rgba(148,163,184,0.12);}

/* ── How it works ── */
.steps-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;position:relative;}
.steps-grid::before{
    content:'';position:absolute;top:28px;left:10%;right:10%;height:2px;
    background:linear-gradient(90deg,var(--light-blue),var(--medium-blue));
    z-index:0;border-radius:2px;
}
.step-item{
    display:flex;flex-direction:column;align-items:center;
    text-align:center;position:relative;z-index:1;
}
.step-num{
    width:56px;height:56px;border-radius:50%;
    background:linear-gradient(135deg,var(--medium-blue),var(--light-blue));
    color:#fff;font-size:1.2rem;font-weight:800;
    display:flex;align-items:center;justify-content:center;
    margin-bottom:16px;box-shadow:var(--shadow-blue);
    border:3px solid #fff;
}
.step-title{font-size:0.88rem;font-weight:700;color:var(--dark-blue);margin-bottom:8px;}
.step-desc{font-size:0.78rem;color:var(--text-muted);line-height:1.5;}

/* ── Visual section ── */
.visual-section{
    background:linear-gradient(135deg,var(--dark-blue) 0%,var(--medium-blue) 100%);
    padding:0;overflow:hidden;
}
.visual-inner{display:grid;grid-template-columns:1fr 1fr;min-height:420px;}
.visual-img{
    position:relative;overflow:hidden;
    min-height:420px;
}
.visual-img img{
    width:100%;height:100%;object-fit:cover;
    display:block;opacity:0.85;
}
.visual-img::after{
    content:'';position:absolute;inset:0;
    background:linear-gradient(90deg,transparent 60%,var(--dark-blue) 100%);
}
.visual-content{
    padding:60px 60px 60px 40px;
    display:flex;flex-direction:column;justify-content:center;
    color:#fff;
}
.visual-content h2{
    font-size:2rem;font-weight:800;color:#fff;
    margin-bottom:20px;line-height:1.2;letter-spacing:-0.02em;
}
.visual-content p{
    font-size:1rem;color:rgba(255,255,255,0.78);
    line-height:1.7;margin-bottom:32px;
}

/* ── Use Cases ── */
.use-cases-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.use-case-card{
    background:#fff;border-radius:var(--radius);padding:28px;
    border:1px solid var(--border);transition:var(--transition);
    display:flex;flex-direction:column;align-items:flex-start;
}
.use-case-card:hover{
    border-color:var(--light-blue);box-shadow:var(--shadow-md);
    transform:translateY(-4px);
}
.use-case-icon{
    width:48px;height:48px;border-radius:12px;
    background:linear-gradient(135deg,rgba(31,78,121,0.1),rgba(63,167,214,0.15));
    display:flex;align-items:center;justify-content:center;
    font-size:1.2rem;color:var(--medium-blue);margin-bottom:16px;
}
.use-case-card h3{font-size:0.98rem;font-weight:700;color:var(--dark-blue);margin-bottom:8px;}
.use-case-card p{font-size:0.85rem;color:var(--text-muted);line-height:1.6;}

/* ── CTA ── */
.cta-section{
    background:linear-gradient(135deg,var(--dark-blue) 0%,#0d2740 100%);
    padding:90px 0;position:relative;overflow:hidden;
}
.cta-section::before{
    content:'';position:absolute;inset:0;
    background-image:
        radial-gradient(circle at 20% 50%,rgba(63,167,214,0.12) 0%,transparent 60%),
        radial-gradient(circle at 80% 50%,rgba(31,78,121,0.2) 0%,transparent 60%);
    pointer-events:none;
}
.cta-inner{
    text-align:center;position:relative;z-index:1;
    max-width:680px;margin:0 auto;
}
.cta-inner h2{
    font-size:2.4rem;font-weight:800;color:#fff;
    margin-bottom:16px;letter-spacing:-0.02em;line-height:1.15;
}
.cta-inner p{
    font-size:1.1rem;color:rgba(255,255,255,0.72);
    margin-bottom:36px;line-height:1.7;
}
.cta-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
.btn-whatsapp{
    background:linear-gradient(135deg,#25D366,#1ebe59);
    color:#fff;box-shadow:0 8px 24px rgba(37,211,102,0.35);
}
.btn-whatsapp:hover{
    background:linear-gradient(135deg,#1ebe59,#17a84d);
    color:#fff;transform:translateY(-2px);
}

/* ── Footer ── */
footer{
    background:var(--dark-blue);color:rgba(255,255,255,0.65);
    padding:60px 0 24px;
}
.footer-grid{
    display:grid;grid-template-columns:2fr 1fr 1fr;
    gap:48px;margin-bottom:48px;
}
.footer-brand h3{
    color:#fff;font-size:1.4rem;font-weight:900;margin-bottom:12px;letter-spacing:-0.02em;
}
.footer-brand h3 span{color:var(--light-blue);}
.footer-brand p{font-size:0.88rem;line-height:1.7;max-width:280px;}
.footer-col h4{color:#fff;font-size:0.88rem;font-weight:700;margin-bottom:16px;text-transform:uppercase;letter-spacing:0.05em;}
.footer-col ul{list-style:none;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{color:rgba(255,255,255,0.55);font-size:0.88rem;transition:var(--transition);}
.footer-col ul li a:hover{color:var(--light-blue);}
.footer-bottom{
    border-top:1px solid rgba(255,255,255,0.08);
    padding-top:24px;text-align:center;font-size:0.82rem;
}
.footer-bottom a{color:var(--light-blue);}

/* ── Animations ── */
.fade-up{opacity:0;transform:translateY(30px);transition:opacity 0.6s ease,transform 0.6s ease;}
.fade-up.visible{opacity:1;transform:translateY(0);}

/* ── Responsive ── */
@media(max-width:1024px){
    .hero-inner{grid-template-columns:1fr;gap:40px;padding-bottom:40px;}
    .hero h1{font-size:2.4rem;}
    .hero-visual{display:none;}
    .steps-grid{grid-template-columns:repeat(3,1fr);}
    .steps-grid::before{display:none;}
    .equipment-grid{grid-template-columns:repeat(2,1fr);}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
    .footer-brand{grid-column:1/-1;}
}
@media(max-width:768px){
    .nav-links,.nav-buttons .btn-primary{display:none;}
    .hamburger{display:flex;}
    .navbar{padding:16px 0;}
    .hero{padding:60px 0 0;}
    .hero h1{font-size:2rem;}
    .hero-sub{font-size:1rem;}
    .hero-btns{flex-direction:column;}
    .hero-btns .btn{width:100%;justify-content:center;}
    .benefits-inner{gap:8px;}
    .benefit-item{padding:8px 12px;}
    .benefit-text{font-size:0.8rem;}
    .section{padding:60px 0;}
    .section-title{font-size:1.7rem;}
    .problems-grid,.solution-grid,.use-cases-grid{grid-template-columns:1fr;}
    .equipment-grid{grid-template-columns:1fr;}
    .steps-grid{grid-template-columns:1fr;gap:24px;}
    .visual-inner{grid-template-columns:1fr;}
    .visual-img{min-height:250px;}
    .visual-img::after{background:linear-gradient(0deg,var(--dark-blue) 0%,transparent 60%);}
    .visual-content{padding:40px 24px;}
    .visual-content h2{font-size:1.5rem;}
    .cta-inner h2{font-size:1.7rem;}
    .cta-btns{flex-direction:column;align-items:center;}
    .footer-grid{grid-template-columns:1fr;}
    .footer-brand{grid-column:1;}
    .hero-card{left:0;bottom:-10px;}
}
@media(max-width:480px){
    .container{padding:0 16px;}
    .hero h1{font-size:1.7rem;}
    .benefit-item .benefit-text{display:none;}
    .benefit-icon{width:44px;height:44px;}
}