:root{
    --bg:#f5f5f7;
    --card:#ffffff;
    --text:#2c2c2e;
    --muted:#6f737c;
    --border:#e5e5ea;
    --primary:#2563eb;
    --primary-dark:#1d4ed8;
    --shadow:0 24px 70px rgba(0,0,0,.08);
}

*{
    box-sizing:border-box;
}

body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Arial,sans-serif;
}

a{
    color:inherit;
}

.landing-container{
    width:min(1180px, calc(100% - 40px));
    margin:0 auto;
}

.landing-header{
    position:sticky;
    top:0;
    z-index:50;
    background:rgba(245,245,247,.82);
    backdrop-filter:blur(18px);
    border-bottom:1px solid rgba(229,229,234,.75);
}

.header-inner{
    height:72px;
    display:flex;
    align-items:center;
    justify-content:space-between;
}

.brand{
    display:flex;
    align-items:center;
    gap:10px;
    text-decoration:none;
    font-weight:700;
    letter-spacing:-.03em;
}

.brand-mark{
    width:34px;
    height:34px;
    border-radius:11px;
    background:linear-gradient(135deg,#2563eb,#7c3aed);
    color:#fff;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    font-size:13px;
}

.header-nav{
    display:flex;
    align-items:center;
    gap:22px;
    font-size:14px;
    color:var(--muted);
}

.header-nav a{
    text-decoration:none;
}

.header-nav a:hover{
    color:var(--text);
}

.login-link{
    background:#fff;
    border:1px solid var(--border);
    padding:9px 14px;
    border-radius:999px;
    color:var(--text) !important;
    box-shadow:0 4px 14px rgba(0,0,0,.04);
}

.hero{
    padding:86px 0 70px;
}

.hero-grid{
    display:grid;
    grid-template-columns:1.05fr .95fr;
    gap:54px;
    align-items:center;
}

.eyebrow{
    display:inline-block;
    font-size:12px;
    text-transform:uppercase;
    letter-spacing:.09em;
    color:var(--primary);
    font-weight:800;
}

.hero h1{
    max-width:720px;
    margin:14px 0 20px;
    font-size:64px;
    line-height:.98;
    letter-spacing:-.065em;
}

.hero p{
    max-width:620px;
    color:var(--muted);
    font-size:19px;
    line-height:1.65;
    margin:0;
}

.hero-actions{
    display:flex;
    gap:12px;
    margin-top:30px;
    flex-wrap:wrap;
}

.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    min-height:46px;
    padding:0 18px;
    border-radius:999px;
    text-decoration:none;
    font-weight:700;
    font-size:14px;
}

.btn.primary{
    background:var(--primary);
    color:#fff;
}

.btn.primary:hover{
    background:var(--primary-dark);
}

.btn.secondary{
    background:#fff;
    border:1px solid var(--border);
    color:var(--text);
}

.hero-points{
    display:flex;
    gap:16px;
    flex-wrap:wrap;
    margin-top:26px;
    color:var(--muted);
    font-size:14px;
}

.hero-points i{
    color:#16a34a;
    margin-right:6px;
}

.hero-card{
    background:rgba(255,255,255,.58);
    border:1px solid rgba(255,255,255,.75);
    border-radius:36px;
    padding:24px;
    box-shadow:var(--shadow);
}

.mock-browser{
    background:#fff;
    border:1px solid var(--border);
    border-radius:26px;
    overflow:hidden;
    padding:18px;
}

.browser-dots{
    display:flex;
    gap:7px;
    margin-bottom:18px;
}

.browser-dots span{
    width:11px;
    height:11px;
    border-radius:50%;
    background:#d1d5db;
}

.mock-book{
    height:390px;
    border-radius:22px;
    background:linear-gradient(135deg,#e5e7eb,#f8fafc);
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:2px;
    padding:18px;
    box-shadow:inset 0 0 0 1px rgba(0,0,0,.04);
}

.mock-page{
    background:#fff;
    border-radius:16px;
    box-shadow:0 16px 30px rgba(0,0,0,.08);
    position:relative;
    overflow:hidden;
}

.mock-page::before{
    content:"";
    position:absolute;
    inset:22px;
    border-radius:12px;
    background:linear-gradient(180deg,#dbeafe,#f8fafc);
}

.mock-page.right::before{
    background:linear-gradient(180deg,#ede9fe,#f8fafc);
}

.mock-caption{
    margin-top:18px;
    display:grid;
    gap:6px;
}

.mock-caption strong{
    font-size:16px;
}

.mock-caption span{
    color:var(--muted);
    font-size:14px;
    line-height:1.5;
}

.section{
    padding:78px 0;
}

.section.soft{
    background:#fff;
}

.section-heading{
    max-width:720px;
    margin:0 auto 38px;
    text-align:center;
}

.section-heading h2,
.two-col h2,
.cta-box h2{
    margin:10px 0 12px;
    font-size:42px;
    line-height:1.05;
    letter-spacing:-.05em;
}

.section-heading p,
.two-col p,
.cta-box p{
    color:var(--muted);
    font-size:17px;
    line-height:1.65;
    margin:0;
}

.steps-grid,
.plans-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:18px;
}

.step-card,
.plan-card{
    background:#fff;
    border:1px solid var(--border);
    border-radius:24px;
    padding:24px;
    box-shadow:0 8px 24px rgba(0,0,0,.035);
}

.step-number{
    display:inline-flex;
    width:42px;
    height:42px;
    border-radius:14px;
    align-items:center;
    justify-content:center;
    background:#eff6ff;
    color:var(--primary);
    font-weight:800;
    font-size:13px;
}

.step-card h3,
.plan-card h3,
.benefit h3{
    margin:18px 0 8px;
    font-size:20px;
    letter-spacing:-.03em;
}

.step-card p,
.plan-card p,
.benefit p{
    color:var(--muted);
    line-height:1.6;
    margin:0;
    font-size:15px;
}

.two-col{
    display:grid;
    grid-template-columns:.9fr 1.1fr;
    gap:54px;
    align-items:center;
}

.benefits-list{
    display:grid;
    gap:16px;
}

.benefit{
    display:grid;
    grid-template-columns:46px 1fr;
    gap:16px;
    padding:20px;
    border:1px solid var(--border);
    border-radius:22px;
    background:#fbfbfd;
}

.benefit i{
    width:46px;
    height:46px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    border-radius:16px;
    background:#eff6ff;
    color:var(--primary);
}

.plans-grid{
    grid-template-columns:repeat(3,1fr);
}

.plan-card.featured{
    border-color:rgba(37,99,235,.35);
    box-shadow:0 20px 50px rgba(37,99,235,.12);
}

.plan-card ul{
    margin:18px 0 0;
    padding-left:18px;
    color:var(--muted);
    line-height:1.9;
}

.cta-section{
    padding:44px 0 86px;
}

.cta-box{
    background:linear-gradient(135deg,#ffffff,#eef4ff);
    border:1px solid var(--border);
    border-radius:34px;
    padding:34px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:24px;
    box-shadow:var(--shadow);
}

.landing-footer{
    border-top:1px solid var(--border);
    padding:28px 0;
    color:var(--muted);
    font-size:14px;
}

.footer-inner{
    display:flex;
    justify-content:space-between;
    align-items:center;
}

.footer-inner a{
    text-decoration:none;
}

@media(max-width:900px){
    .hero-grid,
    .two-col{
        grid-template-columns:1fr;
    }

    .hero h1{
        font-size:48px;
    }

    .steps-grid{
        grid-template-columns:repeat(2,1fr);
    }

    .plans-grid{
        grid-template-columns:1fr;
    }
}

@media(max-width:640px){
    .header-nav a:not(.login-link){
        display:none;
    }

    .hero{
        padding:58px 0 48px;
    }

    .hero h1{
        font-size:39px;
    }

    .hero p{
        font-size:17px;
    }

    .mock-book{
        height:300px;
    }

    .section{
        padding:56px 0;
    }

    .steps-grid{
        grid-template-columns:1fr;
    }

    .section-heading h2,
    .two-col h2,
    .cta-box h2{
        font-size:34px;
    }

    .cta-box{
        flex-direction:column;
        align-items:flex-start;
    }

    .footer-inner{
        flex-direction:column;
        gap:12px;
    }
}