:root{

    --zentra-primary:#08111f;
    --zentra-secondary:#10213f;
    --zentra-accent:#2563eb;
    --zentra-accent-light:#4f8cff;
    --zentra-cyan:#06b6d4;
    --zentra-text:#475569;
    --zentra-border:#e9eef7;
    --zentra-soft:#f7faff;
    --zentra-white:#ffffff;
    --zentra-shadow-sm:0 15px 35px rgba(15,23,42,.05);
    --zentra-shadow:0 30px 70px rgba(15,23,42,.08);
    --zentra-shadow-lg:0 40px 120px rgba(15,23,42,.15);

}

.zentra-shell{

    width:min(1280px,92%);
    margin:auto;

}

.zentra-hero-zone{

    position:relative;
    overflow:hidden;
    padding:70px 0 60px;
    background:
    radial-gradient(circle at top left,rgba(37,99,235,.10),transparent 32%),
    radial-gradient(circle at bottom right,rgba(6,182,212,.10),transparent 35%),
    linear-gradient(180deg,#ffffff 0%,#f7faff 100%);

}

.zentra-hero-zone::before{

    content:"";
    position:absolute;
    width:700px;
    height:700px;
    border-radius:50%;
    top:-400px;
    right:-250px;
    background:linear-gradient(135deg,#2563eb,#06b6d4);
    opacity:.06;

}

.zentra-hero-zone::after{

    content:"";
    position:absolute;
    width:500px;
    height:500px;
    border-radius:50%;
    bottom:-280px;
    left:-180px;
    background:linear-gradient(135deg,#06b6d4,#2563eb);
    opacity:.05;

}

.zentra-hero-grid{

    display:grid;
    grid-template-columns:1.08fr .92fr;
    gap:55px;
    align-items:center;

}

.zentra-chip{

    display:inline-flex;
    align-items:center;
    gap:10px;
    padding:12px 20px;
    border-radius:100px;
    background:rgba(255,255,255,.9);
    border:1px solid #dce8ff;
    box-shadow:0 10px 30px rgba(37,99,235,.08);
    color:#2563eb;
    font-size:13px;
    font-weight:700;
    letter-spacing:.7px;
    text-transform:uppercase;
    margin-bottom:24px;

}

.zentra-chip::before{

    content:"";
    width:10px;
    height:10px;
    border-radius:50%;
    background:#2563eb;

}

.zentra-hero-copy h1{

    margin:0 0 24px;
    font-size:64px;
    line-height:1.02;
    font-weight:800;
    color:var(--zentra-primary);
    letter-spacing:-2px;

}

.zentra-lead{

    margin:0 0 18px;
    font-size:17px;
    line-height:1.95;
    color:var(--zentra-text);

}

.zentra-hero-actions{

    display:flex;
    gap:16px;
    margin-top:34px;

}

.zentra-btn-main{

    display:inline-flex;
    align-items:center;
    justify-content:center;
    min-width:220px;
    height:62px;
    border-radius:999px;
    background:linear-gradient(135deg,#2563eb,#06b6d4);
    color:#fff;
    text-decoration:none;
    font-weight:700;
    box-shadow:0 25px 50px rgba(37,99,235,.28);
    transition:.35s;

}

.zentra-btn-main:hover{

    transform:translateY(-4px);

}

.zentra-btn-alt{

    display:inline-flex;
    align-items:center;
    justify-content:center;
    min-width:220px;
    height:62px;
    border-radius:999px;
    background:#fff;
    border:1px solid #dbeafe;
    color:var(--zentra-primary);
    text-decoration:none;
    font-weight:700;
    transition:.35s;

}

.zentra-btn-alt:hover{

    border-color:#2563eb;

}

.zentra-hero-media{

    position:relative;

}

.zentra-hero-media::before{

    content:"";
    position:absolute;
    inset:-18px;
    border-radius:42px;
    background:linear-gradient(135deg,#2563eb,#06b6d4);
    opacity:.08;

}

.zentra-hero-media img{

    position:relative;
    z-index:2;
    width:100%;
    display:block;
    border-radius:36px;
    box-shadow:var(--zentra-shadow-lg);

}

.zentra-floating-box{

    position:absolute;
    z-index:3;
    background:rgba(255,255,255,.88);
    backdrop-filter:blur(16px);
    border:1px solid rgba(255,255,255,.6);
    border-radius:22px;
    padding:18px 22px;
    box-shadow:0 20px 60px rgba(15,23,42,.12);

}

.zentra-floating-box strong{

    display:block;
    color:var(--zentra-primary);
    margin-bottom:5px;
    font-size:16px;

}

.zentra-floating-box span{

    display:block;
    color:var(--zentra-text);
    font-size:13px;

}

.zentra-float-a{

    top:35px;
    left:-40px;

}

.zentra-float-b{

    right:-30px;
    bottom:40px;

}

.zentra-overview-zone{

    padding:80px 0;

}

.zentra-overview-layout{

    display:grid;
    grid-template-columns:500px 1fr;
    gap:60px;
    align-items:center;

}

.zentra-overview-image{

    position:relative;

}

.zentra-overview-image::after{

    content:"";
    position:absolute;
    width:180px;
    height:180px;
    border-radius:36px;
    background:linear-gradient(135deg,#2563eb,#06b6d4);
    opacity:.10;
    bottom:-25px;
    right:-25px;

}

.zentra-overview-image img{

    position:relative;
    z-index:2;
    width:100%;
    display:block;
    border-radius:34px;
    box-shadow:var(--zentra-shadow);

}

.zentra-overview-content h2{

    margin:0 0 22px;
    font-size:50px;
    line-height:1.08;
    color:var(--zentra-primary);
    letter-spacing:-1px;

}

.zentra-overview-content p{

    margin:0 0 16px;
    font-size:16px;
    line-height:1.95;
    color:var(--zentra-text);

}

.zentra-symptom-zone{

    padding:80px 0;
    background:
    linear-gradient(180deg,#f7faff 0%,#ffffff 100%);

}

.zentra-headline-block{

    max-width:820px;
    margin:0 auto 45px;
    text-align:center;

}

.zentra-headline-block h2{

    margin:0 0 15px;
    font-size:52px;
    line-height:1.08;
    color:var(--zentra-primary);
    letter-spacing:-1px;

}

.zentra-headline-block p{

    margin:0;
    font-size:17px;
    line-height:1.8;
    color:var(--zentra-text);

}

.zentra-symptom-grid{

    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:24px;

}

.zentra-symptom-card{

    position:relative;
    overflow:hidden;
    background:#fff;
    border-radius:28px;
    padding:34px;
    border:1px solid var(--zentra-border);
    box-shadow:var(--zentra-shadow-sm);
    transition:.4s;

}

.zentra-symptom-card::before{

    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(135deg,#2563eb,#06b6d4);
    opacity:0;
    transition:.4s;

}

.zentra-symptom-card:hover{

    transform:translateY(-10px);
    box-shadow:var(--zentra-shadow-lg);

}

.zentra-symptom-card:hover::before{

    opacity:.04;

}

.zentra-symptom-card h3{

    position:relative;
    margin:0 0 14px;
    font-size:23px;
    line-height:1.35;
    color:var(--zentra-primary);

}

.zentra-symptom-card p{

    position:relative;
    margin:0;
    font-size:15px;
    line-height:1.85;
    color:var(--zentra-text);

}

.zentra-recovery-zone{

    position:relative;
    overflow:hidden;
    padding:80px 0;
    background:#ffffff;

}

.zentra-recovery-zone::before{

    content:"";
    position:absolute;
    width:700px;
    height:700px;
    border-radius:50%;
    right:-320px;
    top:-280px;
    background:linear-gradient(135deg,#2563eb,#06b6d4);
    opacity:.04;

}

.zentra-recovery-grid{

    display:grid;
    grid-template-columns:1.05fr .95fr;
    gap:60px;
    align-items:center;

}

.zentra-recovery-content h2{

    margin:0 0 22px;
    font-size:50px;
    line-height:1.08;
    letter-spacing:-1px;
    color:var(--zentra-primary);

}

.zentra-recovery-content p{

    margin:0 0 16px;
    font-size:16px;
    line-height:1.95;
    color:var(--zentra-text);

}

.zentra-recovery-image{

    position:relative;

}

.zentra-recovery-image::before{

    content:"";
    position:absolute;
    inset:-18px;
    border-radius:40px;
    background:linear-gradient(135deg,#2563eb,#06b6d4);
    opacity:.08;

}

.zentra-recovery-image img{

    position:relative;
    z-index:2;
    width:100%;
    display:block;
    border-radius:34px;
    box-shadow:var(--zentra-shadow-lg);

}

.zentra-roadmap-zone{

    padding:80px 0;
    background:
    linear-gradient(180deg,#f7faff 0%,#ffffff 100%);

}

.zentra-roadmap-grid{

    display:grid;
    grid-template-columns:repeat(5,1fr);
    gap:22px;

}

.zentra-roadmap-card{

    position:relative;
    background:#fff;
    border-radius:30px;
    padding:34px 28px;
    overflow:hidden;
    border:1px solid var(--zentra-border);
    transition:.4s;

}

.zentra-roadmap-card::before{

    content:"";
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:5px;
    background:linear-gradient(90deg,#2563eb,#06b6d4);

}

.zentra-roadmap-card::after{

    content:"";
    position:absolute;
    width:140px;
    height:140px;
    border-radius:50%;
    top:-70px;
    right:-70px;
    background:linear-gradient(135deg,#2563eb,#06b6d4);
    opacity:.05;

}

.zentra-roadmap-card:hover{

    transform:translateY(-10px);
    box-shadow:var(--zentra-shadow-lg);

}

.zentra-step-mark{

    width:72px;
    height:72px;
    border-radius:24px;
    display:flex;
    align-items:center;
    justify-content:center;
    background:#eff6ff;
    color:#2563eb;
    font-weight:800;
    font-size:22px;
    margin-bottom:20px;

}

.zentra-roadmap-card h3{

    margin:0 0 14px;
    color:var(--zentra-primary);
    font-size:22px;
    line-height:1.35;

}

.zentra-roadmap-card p{

    margin:0;
    color:var(--zentra-text);
    line-height:1.85;
    font-size:15px;

}

.zentra-strength-zone{

    padding:80px 0;
    background:#ffffff;

}

.zentra-strength-layout{

    display:grid;
    grid-template-columns:.95fr 1.05fr;
    gap:60px;
    align-items:center;

}

.zentra-strength-image{

    position:relative;

}

.zentra-strength-image img{

    width:100%;
    display:block;
    border-radius:34px;
    box-shadow:var(--zentra-shadow-lg);

}

.zentra-strength-content h2{

    margin:0 0 22px;
    font-size:50px;
    line-height:1.08;
    color:var(--zentra-primary);
    letter-spacing:-1px;

}

.zentra-strength-content p{

    margin:0 0 16px;
    font-size:16px;
    line-height:1.95;
    color:var(--zentra-text);

}

.zentra-benefit-zone{

    padding:80px 0;
    background:
    linear-gradient(180deg,#ffffff 0%,#f7faff 100%);

}

.zentra-benefit-grid{

    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:24px;

}

.zentra-benefit-card{

    position:relative;
    overflow:hidden;
    min-height:220px;
    padding:36px;
    border-radius:32px;
    background:#fff;
    border:1px solid var(--zentra-border);
    transition:.4s;

}

.zentra-benefit-card::before{

    content:"";
    position:absolute;
    width:90px;
    height:90px;
    border-radius:24px;
    top:-25px;
    right:-25px;
    background:linear-gradient(135deg,#2563eb,#06b6d4);
    opacity:.08;

}

.zentra-benefit-card:hover{

    transform:translateY(-12px);
    box-shadow:var(--zentra-shadow-lg);

}

.zentra-benefit-card strong{

    display:block;
    margin-bottom:16px;
    font-size:24px;
    line-height:1.3;
    color:var(--zentra-primary);

}

.zentra-benefit-card span{

    display:block;
    font-size:15px;
    line-height:1.9;
    color:var(--zentra-text);

}

.zentra-lifestyle-zone{

    padding:80px 0;
    background:#ffffff;

}

.zentra-lifestyle-layout{

    display:grid;
    grid-template-columns:1.05fr .95fr;
    gap:60px;
    align-items:center;

}

.zentra-lifestyle-content h2{

    margin:0 0 22px;
    font-size:50px;
    line-height:1.08;
    color:var(--zentra-primary);
    letter-spacing:-1px;

}

.zentra-lifestyle-content p{

    margin:0 0 16px;
    font-size:16px;
    line-height:1.95;
    color:var(--zentra-text);

}

.zentra-lifestyle-image{

    position:relative;

}

.zentra-lifestyle-image img{

    width:100%;
    display:block;
    border-radius:34px;
    box-shadow:var(--zentra-shadow-lg);

}

.zentra-condition-zone{

    padding:80px 0;
    background:
    linear-gradient(180deg,#f7faff 0%,#ffffff 100%);

}

.zentra-condition-grid{

    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:20px;

}

.zentra-condition-card{

    position:relative;
    overflow:hidden;
    background:#fff;
    border:1px solid var(--zentra-border);
    border-radius:24px;
    padding:28px 24px;
    font-size:16px;
    font-weight:600;
    line-height:1.7;
    color:var(--zentra-primary);
    transition:.35s;

}

.zentra-condition-card:hover{

    transform:translateY(-8px);
    box-shadow:var(--zentra-shadow);

}

.zentra-prevention-zone{

    padding:80px 0;
    background:#ffffff;

}

.zentra-prevention-layout{

    display:grid;
    grid-template-columns:.95fr 1.05fr;
    gap:60px;
    align-items:center;

}

.zentra-prevention-image{

    position:relative;

}

.zentra-prevention-image::before{

    content:"";
    position:absolute;
    inset:-16px;
    border-radius:40px;
    background:linear-gradient(135deg,#2563eb,#06b6d4);
    opacity:.08;

}

.zentra-prevention-image img{

    position:relative;
    z-index:2;
    width:100%;
    display:block;
    border-radius:34px;
    box-shadow:var(--zentra-shadow-lg);

}

.zentra-prevention-content h2{

    margin:0 0 22px;
    font-size:50px;
    line-height:1.08;
    letter-spacing:-1px;
    color:var(--zentra-primary);

}

.zentra-prevention-content p{

    margin:0 0 16px;
    font-size:16px;
    line-height:1.95;
    color:var(--zentra-text);

}

.zentra-nonsurgical-zone{

    padding:80px 0;
    background:
    linear-gradient(180deg,#f7faff 0%,#ffffff 100%);

}

.zentra-nonsurgical-layout{

    display:grid;
    grid-template-columns:1.05fr .95fr;
    gap:60px;
    align-items:center;

}

.zentra-nonsurgical-content h2{

    margin:0 0 22px;
    font-size:50px;
    line-height:1.08;
    letter-spacing:-1px;
    color:var(--zentra-primary);

}

.zentra-nonsurgical-content p{

    margin:0 0 16px;
    font-size:16px;
    line-height:1.95;
    color:var(--zentra-text);

}

.zentra-nonsurgical-image img{

    width:100%;
    display:block;
    border-radius:34px;
    box-shadow:var(--zentra-shadow-lg);

}

.zentra-faq-zone{

    padding:85px 0;
    background:#ffffff;

}

.zentra-faq-grid{

    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:28px;

}

.zentra-faq-card{

    position:relative;
    overflow:hidden;
    background:
    linear-gradient(145deg,#ffffff 0%,#f8fbff 100%);
    border-radius:30px;
    padding:34px;
    border:1px solid #edf3fc;
    transition:.4s;

}

.zentra-faq-card::before{

    content:"?";
    position:absolute;
    right:18px;
    top:12px;
    font-size:90px;
    font-weight:800;
    line-height:1;
    color:rgba(37,99,235,.05);

}

.zentra-faq-card::after{

    content:"";
    position:absolute;
    left:0;
    top:0;
    width:5px;
    height:100%;
    background:linear-gradient(180deg,#2563eb,#06b6d4);

}

.zentra-faq-card:hover{

    transform:translateY(-10px);
    box-shadow:0 35px 90px rgba(15,23,42,.10);

}

.zentra-faq-card h3{

    position:relative;
    margin:0 0 14px;
    padding-right:50px;
    font-size:24px;
    line-height:1.35;
    color:var(--zentra-primary);

}

.zentra-faq-card p{

    position:relative;
    margin:0;
    font-size:15px;
    line-height:1.9;
    color:var(--zentra-text);

}

.zentra-cta-zone{

    padding:90px 0;
    background:
    linear-gradient(135deg,#07101e 0%,#0e1f3d 100%);

}

.zentra-cta-panel{

    position:relative;
    overflow:hidden;
    max-width:1050px;
    margin:auto;
    text-align:center;
    padding:75px 60px;
    border-radius:40px;
    background:
    linear-gradient(135deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
    border:1px solid rgba(255,255,255,.08);
    backdrop-filter:blur(18px);

}

.zentra-cta-panel::before{

    content:"";
    position:absolute;
    width:320px;
    height:320px;
    border-radius:50%;
    top:-180px;
    right:-120px;
    background:#2563eb;
    opacity:.15;

}

.zentra-cta-panel::after{

    content:"";
    position:absolute;
    width:280px;
    height:280px;
    border-radius:50%;
    left:-120px;
    bottom:-160px;
    background:#06b6d4;
    opacity:.12;

}

.zentra-cta-panel h2{

    position:relative;
    margin:0 0 20px;
    font-size:58px;
    line-height:1.05;
    color:#ffffff;
    letter-spacing:-1.5px;

}

.zentra-cta-panel p{

    position:relative;
    max-width:820px;
    margin:auto;
    color:rgba(255,255,255,.85);
    font-size:18px;
    line-height:1.9;

}

.zentra-summary-zone{

    padding:80px 0 90px;
    background:#ffffff;

}

.zentra-summary-box{

    max-width:980px;
    margin:auto;
    text-align:center;

}

.zentra-summary-box h2{

    margin:0 0 20px;
    font-size:50px;
    line-height:1.08;
    color:var(--zentra-primary);
    letter-spacing:-1px;

}

.zentra-summary-box p{

    margin:0 0 16px;
    font-size:16px;
    line-height:1.95;
    color:var(--zentra-text);

}

@media(max-width:1200px){

    .zentra-roadmap-grid{

        grid-template-columns:repeat(3,1fr);

    }

    .zentra-condition-grid{

        grid-template-columns:repeat(3,1fr);

    }

}

@media(max-width:992px){

    .zentra-hero-grid,
    .zentra-overview-layout,
    .zentra-recovery-grid,
    .zentra-strength-layout,
    .zentra-lifestyle-layout,
    .zentra-prevention-layout,
    .zentra-nonsurgical-layout{

        grid-template-columns:1fr;

    }

    .zentra-symptom-grid,
    .zentra-benefit-grid{

        grid-template-columns:repeat(2,1fr);

    }

    .zentra-roadmap-grid{

        grid-template-columns:repeat(2,1fr);

    }

    .zentra-condition-grid{

        grid-template-columns:repeat(2,1fr);

    }

}

@media(max-width:768px){

    .zentra-hero-copy h1{

        font-size:40px;

    }

    .zentra-headline-block h2,
    .zentra-overview-content h2,
    .zentra-recovery-content h2,
    .zentra-strength-content h2,
    .zentra-lifestyle-content h2,
    .zentra-prevention-content h2,
    .zentra-nonsurgical-content h2,
    .zentra-summary-box h2{

        font-size:34px;

    }

    .zentra-cta-panel{

        padding:45px 25px;

    }

    .zentra-cta-panel h2{

        font-size:38px;

    }

    .zentra-symptom-grid,
    .zentra-benefit-grid,
    .zentra-condition-grid,
    .zentra-roadmap-grid,
    .zentra-faq-grid{

        grid-template-columns:1fr;

    }

    .zentra-floating-box{

        display:none;

    }

    .zentra-hero-actions{

        flex-direction:column;

    }

    .zentra-btn-main,
    .zentra-btn-alt{

        width:100%;

    }

    .zentra-hero-zone,
    .zentra-overview-zone,
    .zentra-symptom-zone,
    .zentra-recovery-zone,
    .zentra-roadmap-zone,
    .zentra-strength-zone,
    .zentra-benefit-zone,
    .zentra-lifestyle-zone,
    .zentra-condition-zone,
    .zentra-prevention-zone,
    .zentra-nonsurgical-zone,
    .zentra-faq-zone,
    .zentra-summary-zone{

        padding:60px 0;

    }

    .zentra-cta-zone{

        padding:70px 0;

    }

}