:root{
    --primary:#269977;
    --secondary-green:#4CAF50;
    --teal:#26A69A;
    --blue:#0288D1;
    --text-primary:#2C3E50;
    --text-secondary:#666666;
}

/* GLOBAL */
*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:'Nunito',sans-serif;
}
html{scroll-behavior:smooth;}
body{
    background:linear-gradient(135deg,#e9f7f3,#f6fbfa);
    color:var(--text-primary);
    line-height:1.6;
}

/* ================= HEADER / NAV ================= */
.site-header{
    position:fixed;
    top:0;
    left:0;
    width:100%;
    z-index:1000;
    background:rgba(255,255,255,0.82);
    backdrop-filter:saturate(1.2) blur(20px);
    -webkit-backdrop-filter:saturate(1.2) blur(20px);
    box-shadow:0 1px 0 rgba(38,153,119,0.08),0 8px 32px rgba(44,62,80,0.06);
    transition:box-shadow 0.35s ease, background 0.35s ease;
}
.site-header.is-scrolled{
    background:rgba(255,255,255,0.94);
    box-shadow:0 1px 0 rgba(38,153,119,0.12),0 12px 40px rgba(44,62,80,0.1);
}
.site-header::after{
    content:'';
    position:absolute;
    bottom:0;
    left:0;
    width:100%;
    height:3px;
    background:linear-gradient(90deg,#269977,#4CAF50,#26A69A);
    opacity:0.95;
}
.nav-bar{
    max-width:1280px;
    margin:0 auto;
    padding:14px 8%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:24px;
}
.nav-brand{
    display:inline-flex;
    align-items:center;
    gap:12px;
    text-decoration:none;
    color:var(--text-primary);
    flex-shrink:0;
    transition:opacity 0.25s ease;
}
.nav-brand:hover{opacity:0.88;}
.nav-brand__logo{
    width:42px;
    height:42px;
    object-fit:contain;
    border-radius:12px;
    box-shadow:0 4px 14px rgba(38,153,119,0.25);
}
.nav-brand__name{
    font-size:1.35rem;
    font-weight:800;
    letter-spacing:-0.02em;
    background:linear-gradient(135deg,var(--primary) 0%,var(--teal) 100%);
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
}
.nav-menu{
    display:flex;
    align-items:center;
    flex-wrap:wrap;
    gap:8px 6px;
    justify-content:flex-end;
}
.nav-menu a:not(.nav-cta){
    position:relative;
    text-decoration:none;
    padding:10px 16px;
    font-weight:600;
    font-size:0.95rem;
    color:var(--text-primary);
    border-radius:999px;
    transition:color 0.25s ease, background 0.25s ease;
}
.nav-menu a:not(.nav-cta)::after{
    content:'';
    position:absolute;
    left:50%;
    bottom:6px;
    width:0;
    height:2px;
    border-radius:2px;
    background:linear-gradient(90deg,var(--primary),var(--teal));
    transform:translateX(-50%);
    transition:width 0.25s ease;
}
.nav-menu a:not(.nav-cta):hover{
    color:var(--primary);
    background:rgba(38,153,119,0.06);
}
.nav-menu a:not(.nav-cta):hover::after{width:calc(100% - 32px);}
.nav-cta{
    padding:10px 22px;
    border-radius:999px;
    font-weight:700;
    font-size:0.95rem;
    text-decoration:none;
    color:#fff;
    background:linear-gradient(135deg,#269977,#4CAF50);
    box-shadow:0 6px 20px rgba(38,153,119,0.35);
    transition:transform 0.25s ease, box-shadow 0.25s ease;
}
.nav-cta:hover{
    transform:translateY(-2px);
    box-shadow:0 10px 28px rgba(38,153,119,0.45);
}
.nav-toggle{
    display:none;
    flex-direction:column;
    justify-content:center;
    gap:6px;
    width:44px;
    height:44px;
    padding:0;
    border:none;
    border-radius:12px;
    background:rgba(38,153,119,0.08);
    cursor:pointer;
    transition:background 0.25s ease;
}
.nav-toggle:hover{background:rgba(38,153,119,0.14);}
.nav-toggle__bar{
    display:block;
    width:22px;
    height:2px;
    margin:0 auto;
    border-radius:2px;
    background:var(--text-primary);
    transition:transform 0.3s ease, opacity 0.3s ease;
}
.site-header.nav-open .nav-toggle__bar:nth-child(1){
    transform:translateY(8px) rotate(45deg);
}
.site-header.nav-open .nav-toggle__bar:nth-child(2){opacity:0;}
.site-header.nav-open .nav-toggle__bar:nth-child(3){
    transform:translateY(-8px) rotate(-45deg);
}
@media(max-width:900px){
    .site-header{--header-offset:70px;}
    .nav-toggle{display:flex;}
    .nav-menu{
        position:fixed;
        top:var(--header-offset);
        left:0;
        right:0;
        bottom:0;
        height:auto;
        max-height:calc(100dvh - var(--header-offset));
        overflow-y:auto;
        flex-direction:column;
        align-items:stretch;
        justify-content:flex-start;
        gap:10px;
        padding:20px 8% 32px;
        background:rgba(255,255,255,0.98);
        backdrop-filter:blur(16px);
        box-shadow:inset 0 8px 24px rgba(0,0,0,0.06);
        transform:translateY(-8px);
        opacity:0;
        visibility:hidden;
        pointer-events:none;
        transition:opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    }
    .site-header.nav-open .nav-menu{
        opacity:1;
        visibility:visible;
        pointer-events:auto;
        transform:translateY(0);
    }
    .nav-menu a:not(.nav-cta){
        padding:16px 18px;
        font-size:1.05rem;
        border-radius:14px;
    }
    .nav-menu a:not(.nav-cta)::after{display:none;}
    .nav-cta{
        text-align:center;
        padding:14px 22px;
    }
}
.nav-brand:focus-visible,
.nav-toggle:focus-visible,
.nav-menu a:focus-visible{
    outline:2px solid var(--primary);
    outline-offset:3px;
}

/* HERO */
.hero{
    position:relative;
    min-height:100vh;
    display:flex;
    align-items:center;
    justify-content:center;
    text-align:center;
    padding:140px 24px 100px;
    background:linear-gradient(135deg,var(--primary),var(--teal));
    color:white;
    overflow:hidden;
}
.hero::before{
    content:'';
    position:absolute;
    inset:0;
    background:
        radial-gradient(ellipse 80% 60% at 20% 20%,rgba(255,255,255,0.12) 0%,transparent 55%),
        radial-gradient(ellipse 70% 50% at 85% 75%,rgba(76,175,80,0.2) 0%,transparent 50%);
    pointer-events:none;
}
.hero-inner{
    position:relative;
    z-index:1;
    max-width:820px;
    margin:0 auto;
}
.hero-eyebrow{
    display:inline-block;
    margin:0 auto 20px;
    padding:6px 16px;
    font-size:0.85rem;
    font-weight:700;
    letter-spacing:0.06em;
    text-transform:uppercase;
    color:rgba(255,255,255,0.95);
    background:rgba(255,255,255,0.12);
    border:1px solid rgba(255,255,255,0.2);
    border-radius:999px;
}
.hero-lead{
    margin-top:20px;
    max-width:700px;
    margin-left:auto;
    margin-right:auto;
    font-size:1.2rem;
    opacity:0.92;
    line-height:1.65;
}
.hero-actions{
    display:flex;
    flex-wrap:wrap;
    justify-content:center;
    align-items:center;
    gap:16px;
    margin-top:36px;
}
.hero-inner > *{
    opacity:0;
    animation:heroFadeIn 0.95s cubic-bezier(0.22,1,0.36,1) forwards;
}
.hero-inner > *:nth-child(1){animation-delay:0.06s;}
.hero-inner > *:nth-child(2){animation-delay:0.16s;}
.hero-inner > *:nth-child(3){animation-delay:0.28s;}
.hero-inner > *:nth-child(4){animation-delay:0.4s;}
.hero-inner > *:nth-child(5){animation-delay:0.52s;}
@keyframes heroFadeIn{
    from{
        opacity:0;
        transform:translateY(28px);
    }
    to{
        opacity:1;
        transform:translateY(0);
    }
}

/* LOGO — above eyebrow (float animation on img only so heroFadeIn on wrapper keeps opacity) */
.hero .logo-wrapper{
    width:220px;
    height:220px;
    margin:0 auto 24px;
    border-radius:50%;
    background:rgba(255,255,255,0.15);
    backdrop-filter:blur(15px);
    display:flex;
    align-items:center;
    justify-content:center;
    box-shadow:0 18px 48px rgba(0,0,0,0.35);
}
.hero .logo-wrapper img{
    width:150px;
    height:auto;
    filter:drop-shadow(0 12px 28px rgba(0,0,0,0.55));
    animation:float 4s ease-in-out 1.15s infinite;
}
@keyframes float{
    0%{transform:translateY(0);}
    50%{transform:translateY(-10px);}
    100%{transform:translateY(0);}
}
.hero h1{
    font-size:clamp(1.85rem,4vw,3rem);
    font-weight:800;
    line-height:1.15;
    letter-spacing:-0.02em;
    text-shadow:0 4px 30px rgba(0,0,0,0.12);
}
.hero-actions .btn{margin-top:0;}

/* BUTTON SYSTEM */
.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    margin-top:30px;
    padding:14px 32px;
    border-radius:50px;
    font-weight:700;
    font-family:inherit;
    cursor:pointer;
    transition:transform 0.3s, box-shadow 0.3s, background 0.3s;
    border:none;
    min-width:190px;
    text-decoration:none;
}
a.btn{color:inherit;}
.btn-primary{
    background:linear-gradient(135deg,var(--primary),var(--secondary-green));
    color:white;
    box-shadow:0 10px 25px rgba(0,0,0,0.25);
}
.btn-primary:hover{
    transform:translateY(-4px);
    box-shadow:0 15px 35px rgba(0,0,0,0.35);
}
.btn-secondary{
    background:rgba(255,255,255,0.2);
    color:white;
    backdrop-filter:blur(8px);
    border:1px solid rgba(255,255,255,0.35);
}
.btn-secondary:hover{
    background:rgba(255,255,255,0.3);
}
/* SECTIONS — anchor offset for fixed header */
section{padding:100px 8%;scroll-margin-top:88px;}
.section-features{
    background:linear-gradient(180deg,rgba(255,255,255,0.5) 0%,transparent 100%);
}
.section-title{
    text-align:center;
    font-size:clamp(1.75rem,3vw,2.4rem);
    font-weight:800;
    letter-spacing:-0.02em;
    margin-bottom:14px;
    color:var(--text-primary);
}
.section-title::after{
    content:'';
    display:block;
    width:56px;
    height:4px;
    margin:18px auto 0;
    border-radius:4px;
    background:linear-gradient(90deg,var(--primary),var(--secondary-green),var(--teal));
}
.section-subtitle{
    text-align:center;
    max-width:520px;
    margin:0 auto 52px;
    font-size:1.05rem;
    color:var(--text-secondary);
    line-height:1.65;
}
.section-title--on-dark::after{
    background:linear-gradient(90deg,rgba(255,255,255,0.95),rgba(255,255,255,0.65));
    opacity:0.95;
}
.section-title--on-dark{color:#fff;}
.section-subtitle--on-dark{
    color:rgba(255,255,255,0.88);
    margin-bottom:44px;
}

/* GRID */
.grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
    gap:30px;
}
.card{
    position:relative;
    background:white;
    padding:36px 32px;
    border-radius:22px;
    border:1px solid rgba(38,153,119,0.1);
    box-shadow:0 10px 40px rgba(44,62,80,0.06);
    transition:transform 0.4s ease, box-shadow 0.4s ease;
    overflow:hidden;
}
.card::before{
    content:'';
    position:absolute;
    top:0;
    left:0;
    right:0;
    height:4px;
    background:linear-gradient(90deg,var(--primary),var(--teal));
    opacity:0.85;
}
.card:hover{
    transform:translateY(-8px);
    box-shadow:0 20px 50px rgba(38,153,119,0.12);
}
.card-icon{
    width:48px;
    height:48px;
    margin-bottom:18px;
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:1.35rem;
    font-weight:800;
    color:var(--primary);
    background:linear-gradient(145deg,rgba(38,153,119,0.12),rgba(38,153,119,0.04));
    border-radius:14px;
    border:1px solid rgba(38,153,119,0.15);
    transition:transform 0.45s cubic-bezier(0.22,1,0.36,1), box-shadow 0.45s ease;
}
.card:hover .card-icon{
    transform:scale(1.08) rotate(-4deg);
    box-shadow:0 8px 24px rgba(38,153,119,0.18);
}
.card h3{margin-bottom:12px;color:var(--primary);font-size:1.2rem;}
.card p{color:var(--text-secondary);line-height:1.7;margin:0;}

/* DOWNLOAD */
.download-section{
    text-align:center;
    background:linear-gradient(135deg,#269977,#26A69A);
    color:white;
}
.download-section .section-title{margin-bottom:12px;}
.download-section .section-subtitle{margin-bottom:36px;}
.download-actions{
    display:flex;
    flex-wrap:wrap;
    justify-content:center;
    align-items:center;
    gap:16px;
}
.download-store-btn{
    display:inline-flex;
    align-items:center;
    gap:12px;
    padding:14px 28px;
    border-radius:50px;
    font-weight:700;
    font-size:1rem;
    color:var(--text-primary);
    background:rgba(255,255,255,0.97);
    text-decoration:none;
    box-shadow:0 10px 28px rgba(0,0,0,0.18);
    transition:transform 0.3s, box-shadow 0.3s;
}
.download-store-btn:hover{
    transform:translateY(-4px);
    box-shadow:0 14px 36px rgba(0,0,0,0.22);
}
.download-store-btn__icon{
    display:flex;
    flex-shrink:0;
    align-items:center;
    justify-content:center;
}
.download-store-btn__icon svg{
    display:block;
}

/* STATS */
.stats{text-align:center;}
.stats-grid{margin-top:8px;}
.stat-block{
    padding:36px 28px;
    border-radius:22px;
    background:rgba(255,255,255,0.85);
    border:1px solid rgba(38,153,119,0.1);
    box-shadow:0 12px 40px rgba(44,62,80,0.06);
    transition:transform 0.35s ease, box-shadow 0.35s ease;
}
.stat-block:hover{
    transform:translateY(-6px);
    box-shadow:0 18px 48px rgba(38,153,119,0.1);
}
.stat-number{
    font-size:clamp(2.2rem,5vw,3rem);
    font-weight:800;
    line-height:1.1;
    background:linear-gradient(135deg,var(--primary),var(--teal));
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
}
.stat-label{
    margin-top:12px;
    font-size:1.05rem;
    font-weight:600;
    color:var(--text-secondary);
}

/* PREMIUM PRIVACY */
.privacy{
    background:linear-gradient(135deg,#269977,#26A69A);
    color:white;
}
.privacy-card{
    max-width:900px;
    margin:auto;
    padding:50px;
    border-radius:10px 10px 25px 25px ;
    background:white;
    box-shadow:0 20px 60px rgba(0,0,0,0.08);
    position:relative;
}
.privacy-card::before{
    content:'';
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:7px;
    border-radius:25px 25px 0 0;
    background:linear-gradient(90deg,#269977,#4CAF50,#26A69A);
}
.privacy-card h3{
    margin-bottom:15px;
    color:var(--primary);
}
.privacy-card p{
    margin-bottom:20px;
    line-height:1.8;
    color:var(--text-secondary);
}

/* ================= CONTACT SECTION ================= */
.contact .section-subtitle{margin-bottom:40px;}
.contact-card{
    max-width:700px;
    margin:auto;
    padding:50px;
    border-radius:10px 10px 25px 25px ;
    background:#ffffff;
    box-shadow:0 15px 50px rgba(0,0,0,0.06);
    position:relative;
    text-align:center;
}
.contact-card::before{
    content:'';
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:7px;
    border-radius:25px 25px 0 0;
    background:linear-gradient(90deg,#269977,#4CAF50,#26A69A);
}
.contact-static{
    text-align:center;
    font-size:1.05rem;
    color:var(--text-secondary);
    margin-bottom:24px;
    line-height:1.6;
}
.contact-mailto{
    display:inline-flex;
    margin-top:0;
    text-decoration:none;
}

/* FOOTER */
.site-footer{
    position:relative;
    background:linear-gradient(135deg,#2C3E50,#1f2e3a);
    color:rgba(255,255,255,0.88);
    text-align:center;
    padding:52px 8% 40px;
}
.site-footer::before{
    content:'';
    position:absolute;
    top:0;
    left:0;
    right:0;
    height:3px;
    background:linear-gradient(90deg,var(--primary),var(--secondary-green),var(--teal));
}
.site-footer__inner{
    max-width:640px;
    margin:0 auto;
}
.site-footer__brand{
    display:block;
    margin-bottom:10px;
    font-size:1.25rem;
    font-weight:800;
    letter-spacing:-0.02em;
    background:linear-gradient(135deg,#e9f7f3,var(--teal));
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
    opacity:0.95;
}
.site-footer__copy{
    font-size:0.95rem;
    opacity:0.85;
}

@media(max-width:768px){
    .nav-bar{padding:12px 6%;}
    .nav-brand__name{font-size:1.2rem;}
    section{padding:72px 6%;}
    .section-subtitle{margin-bottom:40px;font-size:1rem;}
    .hero .logo-wrapper{width:168px;height:168px;margin-bottom:18px;}
    .hero .logo-wrapper img{width:118px;}
    .hero-eyebrow{font-size:0.78rem;padding:5px 12px;margin-bottom:16px;}
}
body.nav-menu-open{overflow:hidden;}

/* Scroll reveal + stagger */
.reveal{
    opacity:0;
    transform:translateY(36px) scale(0.98);
    transition:opacity 0.85s cubic-bezier(0.22,1,0.36,1), transform 0.85s cubic-bezier(0.22,1,0.36,1);
    will-change:opacity, transform;
}
.reveal.active{
    opacity:1;
    transform:translateY(0) scale(1);
}
.section-features .section-title.reveal{transition-delay:0s;}
.section-features .section-subtitle.reveal{transition-delay:0.1s;}
.section-features .grid .card.reveal:nth-child(1){transition-delay:0.05s;}
.section-features .grid .card.reveal:nth-child(2){transition-delay:0.18s;}
.section-features .grid .card.reveal:nth-child(3){transition-delay:0.31s;}
.download-section .section-title.reveal{transition-delay:0s;}
.download-section .section-subtitle.reveal{transition-delay:0.08s;}
.download-actions .download-store-btn.reveal:nth-child(1){transition-delay:0.12s;}
.download-actions .download-store-btn.reveal:nth-child(2){transition-delay:0.24s;}
.stats .section-title.reveal{transition-delay:0s;}
.stats .section-subtitle.reveal{transition-delay:0.08s;}
.stats-grid .stat-block.reveal:nth-child(1){transition-delay:0.06s;}
.stats-grid .stat-block.reveal:nth-child(2){transition-delay:0.18s;}
.stats-grid .stat-block.reveal:nth-child(3){transition-delay:0.3s;}
.privacy .section-title.reveal{transition-delay:0s;}
.privacy .section-subtitle.reveal{transition-delay:0.08s;}
.privacy .privacy-card.reveal{transition-delay:0.16s;}
.contact .section-title.reveal{transition-delay:0s;}
.contact .section-subtitle.reveal{transition-delay:0.08s;}
.contact .contact-card.reveal{transition-delay:0.14s;}
.site-footer .reveal{transition-delay:0s;}

@media (prefers-reduced-motion: reduce) {
    html{scroll-behavior:auto;}
    .hero-inner > *{
        opacity:1;
        animation:none;
        transform:none;
    }
    .hero .logo-wrapper img{animation:none;}
    .reveal{
        opacity:1;
        transform:none;
        transition:none;
        will-change:auto;
    }
    .reveal.active{opacity:1;transform:none;}
    .card:hover .card-icon{transform:none;box-shadow:none;}
    .btn,.card,.stat-block,.download-store-btn,.nav-cta{transition:none;}
    .btn:hover,.card:hover,.stat-block:hover,.download-store-btn:hover,.nav-cta:hover{transform:none;}
}