/* ============================================================
   Whatso — landing page. Futuristic dark, blue→violet aurora.
   ============================================================ */
:root {
    --bg: #05070d;
    --bg2: #0a0e18;
    --panel: rgba(255, 255, 255, 0.04);
    --panel-brd: rgba(255, 255, 255, 0.09);
    --ink: #eaeff7;
    --muted: #93a0b5;
    --blue: #2c9dff;
    --blue-deep: #0a78ff;
    --violet: #0a78ff; /* kept as an alias — brand is all-blue now */
    --cyan: #2bd4ff;
    --grad: linear-gradient(120deg, #2c9dff 0%, #0a78ff 100%);
    --grad-soft: linear-gradient(120deg, rgba(44,157,255,.18), rgba(10,120,255,.14));
    --radius: 18px;
    --maxw: 1140px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    background: var(--bg);
    color: var(--ink);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
.grad-text {
    background: var(--grad); -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: transparent;
}

/* ---- Aurora / background fx ---- */
.aurora { position: fixed; inset: 0; z-index: -2; overflow: hidden; }
.aurora::before, .aurora::after {
    content: ""; position: absolute; width: 70vw; height: 70vw; border-radius: 50%;
    filter: blur(120px); opacity: .35;
}
.aurora::before { background: radial-gradient(circle, #2c9dff, transparent 60%); top: -20vw; left: -10vw; animation: drift1 22s ease-in-out infinite; }
.aurora::after { background: radial-gradient(circle, #0a78ff, transparent 60%); bottom: -25vw; right: -10vw; animation: drift2 26s ease-in-out infinite; }
@keyframes drift1 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(8vw,6vw)} }
@keyframes drift2 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(-7vw,-5vw)} }
.grid-overlay {
    position: fixed; inset: 0; z-index: -1; pointer-events: none;
    background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(circle at 50% 0%, #000 0%, transparent 75%);
}

/* ---- Nav ---- */
header.nav {
    position: sticky; top: 0; z-index: 50;
    backdrop-filter: blur(14px); background: rgba(5,7,13,.55);
    border-bottom: 1px solid transparent; transition: border-color .3s, background .3s;
}
header.nav.scrolled { border-bottom-color: var(--panel-brd); background: rgba(5,7,13,.8); }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 800; font-size: 19px; letter-spacing: -.3px; }
.brand .mark { width: 34px; height: 34px; border-radius: 10px; background: var(--grad); display: grid; place-items: center; box-shadow: 0 6px 20px rgba(44,157,255,.4); }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a.link { color: var(--muted); font-size: 15px; font-weight: 500; transition: color .2s; }
.nav-links a.link:hover { color: var(--ink); }
.nav-toggle { display: none; background: none; border: 0; color: var(--ink); font-size: 26px; cursor: pointer; }

/* ---- Buttons ---- */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 22px; border-radius: 999px; font-weight: 700; font-size: 15px; cursor: pointer; border: 0; transition: transform .15s, box-shadow .25s, background .2s; white-space: nowrap; }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 10px 30px rgba(44,157,255,.35); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px rgba(44,157,255,.5); }
.btn-ghost { background: var(--panel); color: var(--ink); border: 1px solid var(--panel-brd); }
.btn-ghost:hover { background: rgba(255,255,255,.08); transform: translateY(-2px); }
.btn-lg { padding: 15px 30px; font-size: 16px; }

/* ---- Hero ---- */
.hero { padding: 90px 0 60px; text-align: center; position: relative; }
.badge { display: inline-flex; align-items: center; gap: 8px; padding: 7px 15px; border-radius: 999px; background: var(--panel); border: 1px solid var(--panel-brd); font-size: 13px; color: var(--muted); margin-bottom: 26px; }
.badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }
.hero h1 { font-size: clamp(38px, 6.5vw, 74px); line-height: 1.04; font-weight: 850; letter-spacing: -1.5px; margin-bottom: 22px; }
.hero p.sub { font-size: clamp(17px, 2.2vw, 21px); color: var(--muted); max-width: 640px; margin: 0 auto 34px; }
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-note { margin-top: 16px; font-size: 13px; color: var(--muted); }

/* ---- App mockup ---- */
.mockup { margin: 64px auto 0; max-width: 880px; position: relative; }
.mockup .glow { position: absolute; inset: -40px; background: var(--grad); filter: blur(90px); opacity: .25; border-radius: 50%; z-index: -1; }
.device {
    border-radius: 20px; border: 1px solid var(--panel-brd); overflow: hidden;
    background: linear-gradient(180deg, #0c1320, #070a12);
    box-shadow: 0 40px 120px rgba(0,0,0,.6); animation: float 7s ease-in-out infinite;
}
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-12px)} }
.device-bar { display: flex; align-items: center; gap: 7px; padding: 13px 16px; border-bottom: 1px solid var(--panel-brd); }
.device-bar i { width: 11px; height: 11px; border-radius: 50%; background: #2a3342; display: inline-block; }
.device-body { display: grid; grid-template-columns: 230px 1fr; min-height: 360px; }
.dv-list { border-right: 1px solid var(--panel-brd); padding: 12px; }
.dv-row { display: flex; gap: 10px; align-items: center; padding: 9px; border-radius: 12px; margin-bottom: 4px; }
.dv-row.active { background: rgba(44,157,255,.12); }
.dv-av { width: 34px; height: 34px; border-radius: 50%; background: var(--grad-soft); flex: none; }
.dv-line { height: 8px; border-radius: 4px; background: rgba(255,255,255,.12); }
.dv-chat { padding: 22px; display: flex; flex-direction: column; gap: 12px; justify-content: flex-end; }
.bub { max-width: 70%; padding: 11px 14px; border-radius: 16px; font-size: 13.5px; }
.bub.in { align-self: flex-start; background: #1b2433; border-bottom-left-radius: 5px; }
.bub.out { align-self: flex-end; background: var(--grad); color: #fff; border-bottom-right-radius: 5px; box-shadow: 0 8px 24px rgba(44,157,255,.35); }

/* ---- Sections ---- */
section { padding: 84px 0; }
.eyebrow { text-transform: uppercase; letter-spacing: 2px; font-size: 12.5px; font-weight: 700; color: var(--blue); margin-bottom: 12px; }
.sec-head { text-align: center; max-width: 660px; margin: 0 auto 54px; }
.sec-head h2 { font-size: clamp(28px, 4vw, 44px); font-weight: 800; letter-spacing: -.8px; margin-bottom: 14px; }
.sec-head p { color: var(--muted); font-size: 17px; }

/* trust strip */
.trust { padding: 30px 0; }
.trust .row { display: flex; gap: 14px 40px; flex-wrap: wrap; justify-content: center; align-items: center; color: var(--muted); font-size: 14px; }
.trust b { color: var(--ink); }

/* features */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: var(--panel); border: 1px solid var(--panel-brd); border-radius: var(--radius); padding: 26px; transition: transform .25s, border-color .25s, background .25s; position: relative; overflow: hidden; }
.card:hover { transform: translateY(-5px); border-color: rgba(44,157,255,.4); background: rgba(255,255,255,.06); }
.card .ic { width: 46px; height: 46px; border-radius: 13px; background: var(--grad-soft); border: 1px solid var(--panel-brd); display: grid; place-items: center; margin-bottom: 16px; font-size: 22px; }
.card h3 { font-size: 18px; margin-bottom: 8px; font-weight: 700; }
.card p { color: var(--muted); font-size: 14.5px; }

/* steps */
.steps { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; counter-reset: step; }
.step { background: var(--panel); border: 1px solid var(--panel-brd); border-radius: var(--radius); padding: 28px; }
.step .n { counter-increment: step; font-size: 13px; font-weight: 800; color: var(--blue); margin-bottom: 12px; }
.step .n::before { content: "0" counter(step); }
.step h3 { font-size: 18px; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 14.5px; }

/* pricing */
.bill-toggle { display: flex; justify-content: center; align-items: center; gap: 12px; margin-bottom: 36px; font-size: 14px; color: var(--muted); }
.switch { width: 50px; height: 28px; border-radius: 999px; background: var(--panel); border: 1px solid var(--panel-brd); position: relative; cursor: pointer; transition: background .2s; }
.switch.on { background: var(--grad); }
.switch .knob { position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: #fff; transition: transform .2s; }
.switch.on .knob { transform: translateX(22px); }
.save { color: var(--cyan); font-weight: 700; }
.price-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; align-items: stretch; }
.plan { background: var(--panel); border: 1px solid var(--panel-brd); border-radius: var(--radius); padding: 30px 26px; display: flex; flex-direction: column; }
.plan.feat { border-color: rgba(44,157,255,.6); background: linear-gradient(180deg, rgba(44,157,255,.12), rgba(10,120,255,.05)); box-shadow: 0 20px 60px rgba(44,157,255,.2); position: relative; }
.plan .tag { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--grad); color: #fff; font-size: 11px; font-weight: 800; padding: 5px 14px; border-radius: 999px; letter-spacing: .5px; }
.plan h3 { font-size: 19px; margin-bottom: 6px; }
.plan .desc { color: var(--muted); font-size: 13.5px; min-height: 40px; }
.plan .amt { font-size: 44px; font-weight: 850; letter-spacing: -1.5px; margin: 14px 0 2px; }
.plan .amt span { font-size: 15px; color: var(--muted); font-weight: 500; }
.plan ul { list-style: none; margin: 20px 0 26px; display: flex; flex-direction: column; gap: 11px; }
.plan li { display: flex; gap: 10px; font-size: 14.5px; color: #cdd6e3; }
.plan li svg { flex: none; margin-top: 3px; }
.plan .btn { width: 100%; justify-content: center; margin-top: auto; }

/* faq */
.faq { max-width: 760px; margin: 0 auto; }
.q { border: 1px solid var(--panel-brd); border-radius: 14px; margin-bottom: 12px; background: var(--panel); overflow: hidden; }
.q summary { padding: 18px 22px; font-weight: 600; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.q summary::-webkit-details-marker { display: none; }
.q summary::after { content: "+"; color: var(--blue); font-size: 22px; transition: transform .2s; }
.q[open] summary::after { transform: rotate(45deg); }
.q p { padding: 0 22px 20px; color: var(--muted); font-size: 15px; }

/* cta band */
.cta-band { text-align: center; }
.cta-inner { background: var(--grad-soft); border: 1px solid var(--panel-brd); border-radius: 28px; padding: 60px 30px; position: relative; overflow: hidden; }
.cta-inner h2 { font-size: clamp(28px,4vw,42px); font-weight: 850; letter-spacing: -1px; margin-bottom: 14px; }
.cta-inner p { color: var(--muted); margin-bottom: 28px; font-size: 17px; }

/* contact form */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 7px; }
.field input, .field textarea { width: 100%; padding: 13px 15px; border-radius: 12px; background: rgba(0,0,0,.25); border: 1px solid var(--panel-brd); color: var(--ink); font-size: 15px; font-family: inherit; transition: border-color .2s; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--blue); }
.form-ok { display: none; padding: 16px; border-radius: 12px; background: rgba(40,224,200,.12); border: 1px solid rgba(40,224,200,.4); color: var(--cyan); }

/* footer */
footer { border-top: 1px solid var(--panel-brd); padding: 50px 0 36px; color: var(--muted); }
.foot-grid { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 30px; margin-bottom: 30px; }
.foot-links { display: flex; gap: 26px; flex-wrap: wrap; }
.foot-links a { font-size: 14px; transition: color .2s; }
.foot-links a:hover { color: var(--ink); }
.foot-bottom { font-size: 13px; text-align: center; border-top: 1px solid var(--panel-brd); padding-top: 24px; }

/* reveal */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* responsive */
@media (max-width: 880px) {
    .nav-links { position: fixed; inset: 68px 0 auto 0; flex-direction: column; gap: 0; background: rgba(5,7,13,.97); backdrop-filter: blur(14px); border-bottom: 1px solid var(--panel-brd); padding: 10px 0; transform: translateY(-130%); transition: transform .3s; }
    .nav-links.open { transform: none; }
    .nav-links a.link { padding: 14px 22px; width: 100%; }
    .nav-toggle { display: block; }
    .feat-grid, .steps, .price-grid { grid-template-columns: 1fr; }
    .device-body { grid-template-columns: 1fr; }
    .dv-list { display: none; }
    .contact-grid { grid-template-columns: 1fr; }
    .plan.feat { transform: none; }
}

/* ---- Automation / chatbot showcase ---- */
.auto-grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: 46px; align-items: center; }
.auto-list { display: flex; flex-direction: column; }
.auto-feature { display: flex; gap: 15px; padding: 16px 0; border-bottom: 1px solid var(--panel-brd); }
.auto-feature:last-child { border-bottom: 0; }
.auto-feature .ic { width: 42px; height: 42px; flex: none; border-radius: 12px; background: var(--grad-soft); border: 1px solid var(--panel-brd); display: grid; place-items: center; font-size: 20px; }
.auto-feature h4 { font-size: 16px; margin-bottom: 3px; }
.auto-feature p { color: var(--muted); font-size: 14px; }
.chatbot { position: relative; }
.chatbot .glow { position: absolute; inset: -30px; background: var(--grad); filter: blur(80px); opacity: .2; border-radius: 50%; z-index: -1; }
.bot-win { border: 1px solid var(--panel-brd); border-radius: 22px; background: linear-gradient(180deg, #0c1320, #070a12); box-shadow: 0 30px 90px rgba(0,0,0,.55); overflow: hidden; }
.bot-head { display: flex; align-items: center; gap: 11px; padding: 14px 16px; border-bottom: 1px solid var(--panel-brd); }
.bot-head .av { width: 38px; height: 38px; border-radius: 50%; background: var(--grad); display: grid; place-items: center; font-size: 18px; }
.bot-head .nm { font-weight: 700; font-size: 14.5px; }
.bot-head .st { font-size: 12px; color: var(--cyan); display: flex; align-items: center; gap: 5px; }
.bot-head .st::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }
.bot-body { padding: 18px; display: flex; flex-direction: column; gap: 10px; }
.reply-btns { display: flex; flex-direction: column; gap: 8px; align-self: flex-start; max-width: 78%; width: 100%; margin-top: 2px; }
.reply-btn { border: 1px solid rgba(44,157,255,.35); background: rgba(44,157,255,.10); color: var(--blue); padding: 11px 14px; border-radius: 13px; font-size: 13.5px; font-weight: 600; text-align: center; transition: background .2s; }
.reply-btn:hover { background: rgba(44,157,255,.2); }
.ai-tag { display: inline-flex; align-items: center; gap: 6px; font-size: 11px; font-weight: 700; color: var(--cyan); background: rgba(43,212,255,.1); border: 1px solid rgba(43,212,255,.3); padding: 3px 9px; border-radius: 999px; align-self: flex-start; }
@media (max-width: 880px) { .auto-grid { grid-template-columns: 1fr; gap: 30px; } }

/* nav logo image */
.brand-logo { width: 34px; height: 34px; border-radius: 9px; display: block; }