:root {
    --brand:#1e88e5;
    --brand-dark:#0b3c8a;
    --brand-soft:#e8f1ff;
    --bg:#f4f6fb;
    --card:#ffffff;
    --text:#0f172a;
    --muted:#64748b;
    --border:#e2e8f0;
    --radius-xl:22px;
    --radius-lg:18px;
    --radius-md:14px;
    --radius-sm:10px;
    --fs-base:13px;
    --fs-small:12px;
    --fs-xs:11px;
}

* {
    box-sizing:border-box;
}

html {
    -webkit-font-smoothing:antialiased;
    -moz-osx-font-smoothing:grayscale;
}

body {
    margin:0;
    padding:0;
    font-family:Inter, "Segoe UI", Roboto, Arial, sans-serif;
    font-size:var(--fs-base);
    background:linear-gradient(180deg,#f6f8fd,#edf2fa);
    color:var(--text);
}

h1,h2,h3,h4 {
    margin:0 0 10px;
    font-weight:700;
    letter-spacing:-0.3px;
}

h1 {font-size:22px;}
h2 {font-size:18px;}
h3 {font-size:15px;}
h4 {font-size:14px;}

p {
    margin:0;
    color:var(--muted);
    line-height:1.65;
    font-size:var(--fs-base);
}

.hero {
    position:relative;
    background:linear-gradient(135deg,#0f1f5c,#0d47a1);
    color:#fff;
    padding: 22px 16px 24px;
    text-align:center;
}

.hero h1 {
    font-size:21px;
    font-weight:800;
}

.hero p {
    font-size:12.5px;
    max-width:640px;
    margin:8px auto 0;
    color:#dbe4ff;
}

.hero span {
    display:inline-block;
    margin-top:8px;
    font-size:11.5px;
    font-weight:600;
    color:#dbe4ff;
}

.hero-logo {
    position:absolute;
    top:12px;
    right:12px;
    height:100px;
    padding:6px;
    border-radius:var(--radius-md);
    background:#fff;
    box-shadow:0 10px 30px rgba(0,0,0,.25);
}

@media(max-width:640px){
    .hero-logo{display:none}
}

.offer-bar {
    position:fixed;
    top:0;
    left:0;
    width:100%;
    z-index:5000;
    background:linear-gradient(90deg,#0d47a1,#1e88e5);
    color:#fff;
    padding:12px 14px;
    font-weight:600;
    overflow:hidden;
}

.offer-bar span {
    display:inline-block;
    white-space:nowrap;
    animation:scroll 14s linear infinite;
}

.offer-bar:hover span {
    animation-play-state:paused;
}

@keyframes scroll {
    from{transform:translateX(100%)}
    to{transform:translateX(-100%)}
}

.section {
    max-width:1100px;
    margin:auto;
    padding:56px 20px;
}

.cards,
.main-grid,
.benefit-grid {
    display:grid;
    gap:22px;
}

.cards {grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.main-grid {grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.benefit-grid {grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}

.tool-card {
    background:var(--card);
    border-radius:var(--radius-xl);
    padding:18px;
    border:1px solid var(--border);
    box-shadow:0 8px 30px rgba(15,23,42,.06);
    transition:.35s;
    cursor:pointer;
}

.tool-card:hover {
    transform:translateY(-5px);
    box-shadow:0 18px 50px rgba(15,23,42,.12);
}

.tool-card.selected {
    border:2px solid var(--brand);
    box-shadow:0 20px 55px rgba(30,136,229,.25);
}

.tool-header {
    display:flex;
    justify-content:space-between;
    align-items:center;
}

.tool-left {
    display:flex;
    align-items:center;
    gap:12px;
}

.tool-title {
    font-size:14.5px;
    font-weight:700;
}

.price {
    font-size:13px;
    font-weight:700;
    color:var(--brand-dark);
}

.checkbox {
    width:20px;
    height:20px;
    accent-color:var(--brand);
    cursor:pointer;
}

.arrow {
    font-size:17px;
    color:var(--brand-dark);
    cursor:pointer;
}

.tool-body {
    display:none;
    margin-top:14px;
}

.main-wrap {
    background:linear-gradient(180deg,#ffffff,#f4f8ff);
    border-radius:var(--radius-xl);
    padding:32px;
    border:1px solid rgba(30,136,229,.25);
    box-shadow:0 30px 80px rgba(15,23,42,.15);
}

button,
.demo-btn {
    background:linear-gradient(135deg,var(--brand),#1565c0);
    color:#fff;
    border:none;
    border-radius:var(--radius-sm);
    padding:9px 16px;
    font-size:13px;
    font-weight:700;
    cursor:pointer;
    transition:.3s;
}

button:hover,
.demo-btn:hover {
    transform:translateY(-2px);
    box-shadow:0 10px 25px rgba(30,136,229,.4);
}

.video-note {
    margin-top:10px;
    font-size:var(--fs-small);
}

.video-box {
    margin-top:12px;
    display:none;
}

.video-box iframe {
    width:100%;
    height:230px;
    border:none;
    border-radius:var(--radius-md);
}

.highlight-contact {
    margin-top:12px;
    background:var(--brand-soft);
    border-left:4px solid var(--brand);
    border-radius:var(--radius-md);
    padding:14px 16px;
    font-size:var(--fs-base);
    color:var(--brand-dark);
}

.highlight-contact a {
    color:var(--brand);
    font-weight:700;
    text-decoration:none;
}

.highlight-contact a:hover {
    text-decoration:underline;
}

.benefit-box {
    position:relative;
    background:linear-gradient(180deg,#ffffff,#f8faff);
    border-radius:var(--radius-lg);
    padding:24px;
    border:1px solid var(--border);
    box-shadow:0 10px 28px rgba(15,23,42,.08);
    transition:.35s;
}

.benefit-box:hover {
    transform:translateY(-6px);
    box-shadow:0 20px 45px rgba(15,23,42,.15);
}

.benefit-box::before {
    content:"";
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:4px;
    background:linear-gradient(90deg,var(--brand),#3949ab);
}

.benefit-box h4 {
    display:flex;
    align-items:center;
    gap:10px;
    color:var(--brand-dark);
}

.benefit-box h4::before {
    content:"✓";
    width:32px;
    height:32px;
    border-radius:50%;
    background:linear-gradient(135deg,var(--brand),#1565c0);
    color:#fff;
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:14px;
}

.fixed-cta-wrap {
    position:fixed;
    right:16px;
    bottom:80px;
    display:flex;
    flex-direction:column;
    gap:10px;
    z-index:9999;
}

.fixed-cta {
    padding:16px 26px;
    border-radius:40px;
    font-size:16px;
    font-weight:800;
    background:linear-gradient(135deg,var(--brand),var(--brand-dark));
    color:#fff;
    text-decoration:none;
    box-shadow:0 18px 40px rgba(30,136,229,.45);
}

.modal {
    position:fixed;
    inset:0;
    background:rgba(0,0,0,.65);
    display:none;
    align-items:center;
    justify-content:center;
    z-index:2000;
}

.modal-content {
    background:#fff;
    width:92%;
    max-width:760px;
    border-radius:var(--radius-lg);
    padding:26px;
    max-height:88vh;
    overflow:auto;
}

.footer {
    background:#0b1c3d;
    color:#c7d2fe;
    text-align:center;
    padding:32px 16px;
    font-size:13px;
}

.footer a {
    color:#fff;
    margin:0 10px;
    text-decoration:none;
    opacity:.9;
}

.footer a:hover {
    opacity:1;
}

.fixed-footer-tools {
    position:sticky;
    bottom:0;
    width:100%;
    background:#0b1c3d;
    padding:12px 14px;
    display:flex;
    justify-content:flex-end;
    gap:10px;
    z-index:9999;
}

.footer-note-tools {
    color:#c7d2ff;
    font-weight:800;
    font-size:13px;
}

.btn-wa-tools,
.btn-buy-tools {
    color:#fff;
    padding:12px 18px;
    border-radius:var(--radius-md);
    font-weight:900;
    text-decoration:none;
    display:inline-flex;
    align-items:center;
    justify-content:center;
}

.btn-wa-tools {
    background:linear-gradient(135deg,#25D366,#128C7E);
}

.btn-buy-tools {
    background:linear-gradient(135deg,#1e88e5,#1565c0);
}

@media(max-width:640px){
    .footer-note-tools{display:none}
    .btn-wa-tools,
    .btn-buy-tools{
        flex:1;
        padding:14px 0;
        font-size:15px;
    }
}

.arrow {
    font-size: 12px;
    padding: 4px 8px;
    line-height: 1.2;
}

.wa-modal {
    display: none; 
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.6);
    align-items: center;
    justify-content: center;
}

.wa-box {
    background: #fff;
    padding: 25px;
    border-radius: 15px;
    max-width: 350px;
    width: 90%;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.wa-title {
    font-weight: bold;
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: #128C7E;
}

.wa-text {
    text-align: left;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 20px;
    color: #333;
}

.wa-actions {
    display: flex;
    gap: 10px;
}

.wa-btn {
    flex: 1;
    padding: 10px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
}

.wa-close { background: #eee; color: #333; }
.wa-ok { background: #128C7E; color: #fff; }