/* ============================================================
   Vaani — WhatsApp AI Receptionist
   Design system: editorial paper, deep bottle green, ruled lines.
   Hand-set type (Fraunces + Inter). No gradients. No stock fluff.
   ============================================================ */

:root{
  --paper:#f6f3ec;
  --paper-2:#efeadf;
  --surface:#fffdf7;
  --ink:#15201b;
  --ink-2:#3d4a43;
  --muted:#68756d;
  --line:#ddd5c4;
  --line-soft:#e8e2d4;
  --green:#0e5c42;
  --green-deep:#0a4632;
  --green-ink:#07362a;
  --lime:#cfe3b8;
  --amber:#c47f17;
  --red:#b3402e;
  --wa:#1faa59;
  --radius:14px;
  --font-display:"Fraunces",Georgia,serif;
  --font-body:"Inter",-apple-system,"Segoe UI",sans-serif;
  --font-mono:"IBM Plex Mono",ui-monospace,monospace;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  background:var(--paper);
  color:var(--ink);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--green);color:#fff}

h1,h2,h3,.display{font-family:var(--font-display);font-weight:560;line-height:1.08;letter-spacing:-.01em}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer}

.wrap{max-width:1180px;margin:0 auto;padding:0 28px}
.mono{font-family:var(--font-mono)}

/* ---------- top strip + nav ---------- */
.topstrip{
  background:var(--green-ink);color:#e9e4d6;
  font-size:12.5px;letter-spacing:.04em;
}
.topstrip .wrap{display:flex;justify-content:space-between;align-items:center;padding-top:7px;padding-bottom:7px}
.topstrip .dot{color:var(--lime)}

header.nav{
  position:sticky;top:0;z-index:60;
  background:rgba(246,243,236,.92);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--font-display);font-size:23px;font-weight:600}
.brand-mark{
  width:34px;height:34px;border-radius:9px;background:var(--green);
  display:grid;place-items:center;color:#fff;
}
.brand-mark svg{width:19px;height:19px}
.brand small{font-family:var(--font-mono);font-size:10px;color:var(--muted);display:block;line-height:1;letter-spacing:.14em;text-transform:uppercase}
.nav-links{display:flex;gap:30px;font-size:14.5px;color:var(--ink-2)}
.nav-links a{padding:4px 0;border-bottom:2px solid transparent;transition:border-color .18s,color .18s}
.nav-links a:hover{color:var(--ink);border-color:var(--green)}
.nav-cta{display:flex;gap:10px;align-items:center}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;font-weight:600;
  padding:11px 20px;border-radius:10px;border:1.5px solid transparent;
  transition:transform .15s,box-shadow .15s,background .15s,border-color .15s;
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--green);color:#fff;box-shadow:0 2px 0 var(--green-deep)}
.btn-primary:hover{background:var(--green-deep)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:var(--paper)}
.btn-light{background:var(--surface);border-color:var(--line);color:var(--ink)}
.btn-light:hover{border-color:var(--ink)}
.btn-lg{padding:15px 28px;font-size:16px;border-radius:12px}
.btn-block{width:100%;justify-content:center}
.btn .arr{transition:transform .15s}
.btn:hover .arr{transform:translateX(3px)}

/* ---------- hero ---------- */
.hero{padding:74px 0 0;border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:start}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--green);border:1px solid var(--green);border-radius:100px;padding:6px 14px;margin-bottom:26px;
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--wa);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero h1{font-size:58px;margin-bottom:22px}
.hero h1 em{font-style:italic;color:var(--green)}
.hero-sub{font-size:18px;color:var(--ink-2);max-width:520px;margin-bottom:32px}
.hero-actions{display:flex;gap:14px;margin-bottom:20px;flex-wrap:wrap}
.hero-note{font-size:13px;color:var(--muted);display:flex;gap:18px;flex-wrap:wrap}
.hero-note span{display:flex;align-items:center;gap:6px}
.hero-note svg{width:14px;height:14px;color:var(--green)}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,1fr);
  border-top:1px solid var(--line);margin-top:52px;
}
.hero-stats>div{padding:20px 26px 26px;border-right:1px solid var(--line)}
.hero-stats>div:first-child{padding-left:0}
.hero-stats>div:last-child{border-right:none}
.hero-stats b{font-family:var(--font-display);font-size:30px;font-weight:600;display:block}
.hero-stats span{font-size:13px;color:var(--muted)}

/* phone mockup */
.phone-stage{display:flex;justify-content:center;padding-bottom:0}
.phone{
  width:330px;background:#0b141a;border-radius:38px;padding:11px;
  box-shadow:0 30px 60px -18px rgba(21,32,27,.35),0 0 0 1px rgba(21,32,27,.15);
  position:relative;
}
.phone::before{content:"";position:absolute;top:11px;left:50%;transform:translateX(-50%);width:120px;height:26px;background:#0b141a;border-radius:0 0 16px 16px;z-index:3}
.phone-screen{background:#e5ddd2;border-radius:28px;overflow:hidden;height:560px;display:flex;flex-direction:column}
.wa-head{background:#075e54;color:#fff;padding:24px 14px 10px;display:flex;align-items:center;gap:10px}
.wa-avatar{width:36px;height:36px;border-radius:50%;background:#d9a441;display:grid;place-items:center;font-weight:700;color:#4a3009;font-size:15px;flex:none}
.wa-head b{font-size:14px;display:block;line-height:1.2}
.wa-head small{font-size:11px;opacity:.85}
.wa-head .wa-tick{margin-left:auto;display:flex;flex-direction:column;align-items:flex-end;gap:2px;font-size:10px;opacity:.8}
.wa-body{flex:1;padding:14px 12px;display:flex;flex-direction:column;gap:8px;overflow:hidden;
  background-image:radial-gradient(rgba(7,94,84,.06) 1px,transparent 1px);background-size:18px 18px}
.bubble{max-width:82%;padding:8px 11px;border-radius:10px;font-size:12.5px;line-height:1.45;position:relative;box-shadow:0 1px 1px rgba(0,0,0,.08)}
.bubble .time{display:block;text-align:right;font-size:9.5px;color:#8696a0;margin-top:2px}
.bubble.in{background:#fff;align-self:flex-start;border-top-left-radius:2px}
.bubble.out{background:#d7f8c6;align-self:flex-end;border-top-right-radius:2px}
.bubble.ai{background:#fff;align-self:flex-start;border-top-left-radius:2px;border-left:3px solid var(--green)}
.ai-tag{font-family:var(--font-mono);font-size:9px;letter-spacing:.1em;color:var(--green);text-transform:uppercase;display:block;margin-bottom:3px}
.typing{align-self:flex-start;background:#fff;border-radius:10px;padding:10px 14px;display:flex;gap:4px}
.typing i{width:6px;height:6px;border-radius:50%;background:#8696a0;animation:tp 1.2s infinite}
.typing i:nth-child(2){animation-delay:.2s}.typing i:nth-child(3){animation-delay:.4s}
@keyframes tp{0%,60%,100%{transform:none;opacity:.4}30%{transform:translateY(-4px);opacity:1}}
.wa-input{background:#f0f2f5;padding:9px 12px;display:flex;align-items:center;gap:8px}
.wa-input .field{flex:1;background:#fff;border-radius:20px;padding:8px 14px;font-size:12px;color:#8696a0}
.wa-send{width:34px;height:34px;border-radius:50%;background:#075e54;display:grid;place-items:center;flex:none}
.wa-send svg{width:16px;height:16px;color:#fff}

/* ---------- ticker ---------- */
.ticker{background:var(--ink);color:#d8d2c2;overflow:hidden;border-bottom:1px solid var(--line)}
.ticker-track{display:flex;gap:0;white-space:nowrap;animation:tick 30s linear infinite;width:max-content;padding:11px 0}
.ticker-track span{padding:0 34px;font-size:13px;letter-spacing:.06em}
.ticker-track b{color:var(--lime);font-weight:600}
@keyframes tick{to{transform:translateX(-50%)}}

/* ---------- sections ---------- */
section.block{padding:88px 0;border-bottom:1px solid var(--line)}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:52px}
.sec-num{font-family:var(--font-mono);font-size:12px;color:var(--amber);letter-spacing:.14em;margin-bottom:12px;display:block}
.sec-head h2{font-size:42px;max-width:560px}
.sec-head p{max-width:400px;color:var(--ink-2);font-size:15.5px}
.sec-head h2 em{font-style:italic;color:var(--green)}

/* how it works */
.steps{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface)}
.step{padding:34px 30px 38px;border-right:1px solid var(--line);position:relative;transition:background .2s}
.step:last-child{border-right:none}
.step:hover{background:var(--paper)}
.step .no{font-family:var(--font-display);font-size:52px;color:var(--line);font-weight:600;line-height:1;margin-bottom:18px}
.step h3{font-size:21px;margin-bottom:10px}
.step p{font-size:14.5px;color:var(--ink-2)}
.step .chip{display:inline-block;margin-top:16px;font-family:var(--font-mono);font-size:11px;background:var(--paper-2);border:1px solid var(--line);border-radius:100px;padding:4px 12px;color:var(--ink-2)}

/* features */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.feat{background:var(--surface);padding:32px 28px;transition:background .2s}
.feat:hover{background:var(--paper)}
.feat .ic{width:44px;height:44px;border-radius:11px;background:var(--paper-2);border:1px solid var(--line);display:grid;place-items:center;margin-bottom:20px}
.feat .ic svg{width:21px;height:21px;color:var(--green)}
.feat h3{font-size:19px;margin-bottom:9px}
.feat p{font-size:14px;color:var(--ink-2)}

/* verticals */
.vert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.vert{border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;background:var(--surface);position:relative;overflow:hidden;transition:transform .18s,box-shadow .18s}
.vert:hover{transform:translateY(-4px);box-shadow:0 14px 30px -14px rgba(21,32,27,.25)}
.vert b{font-family:var(--font-display);font-size:19px;display:block;margin-bottom:8px;font-weight:600}
.vert p{font-size:13px;color:var(--ink-2);margin-bottom:14px}
.vert .ex{font-family:var(--font-mono);font-size:11px;color:var(--green);border-top:1px dashed var(--line);padding-top:12px;display:block}

/* demo chat strip */
.demo-band{background:var(--green-ink);color:#ece7d8;border-radius:var(--radius);padding:52px;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.demo-band h2{font-size:36px;color:#fff;margin-bottom:16px}
.demo-band p{color:#c9cfc0;font-size:15.5px;margin-bottom:26px;max-width:420px}
.demo-log{border:1px solid rgba(255,255,255,.16);border-radius:12px;background:rgba(0,0,0,.22);padding:22px;font-family:var(--font-mono);font-size:12.5px;line-height:2.05}
.demo-log .c1{color:#8fd6a8}.demo-log .c2{color:#e8c07a}.demo-log .c3{color:#9db4ff}
.demo-log .t{color:#77817a}

/* ---------- pricing ---------- */
.pricing{background:var(--paper-2)}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;display:flex;flex-direction:column;position:relative;transition:transform .18s,box-shadow .18s}
.plan:hover{transform:translateY(-5px);box-shadow:0 20px 44px -18px rgba(21,32,27,.28)}
.plan.pop{border:2px solid var(--green);box-shadow:0 20px 44px -18px rgba(14,92,66,.3)}
.plan .tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--green);color:#fff;font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;border-radius:100px;padding:5px 16px}
.plan h3{font-size:22px;margin-bottom:4px}
.plan .for{font-size:13px;color:var(--muted);margin-bottom:22px}
.plan .price{font-family:var(--font-display);font-size:44px;font-weight:600;line-height:1}
.plan .price small{font-family:var(--font-body);font-size:14px;color:var(--muted);font-weight:400}
.plan ul{list-style:none;margin:24px 0 28px;flex:1}
.plan li{font-size:14px;padding:7px 0 7px 26px;position:relative;color:var(--ink-2)}
.plan li::before{content:"";position:absolute;left:0;top:12px;width:15px;height:15px;border-radius:50%;background:var(--lime);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230e5c42' stroke-width='3.4'%3E%3Cpath d='M5 13l4 4 10-10'/%3E%3C/svg%3E");
  background-size:9px;background-position:center;background-repeat:no-repeat}
.plan li.no{color:#a9a396}
.plan li.no::before{background:#e4ddcf;background-image:none}
.plan .costline{font-family:var(--font-mono);font-size:11px;color:var(--muted);border-top:1px dashed var(--line);padding-top:12px;margin-bottom:18px}
.price-note{margin-top:30px;text-align:center;font-size:13.5px;color:var(--muted)}
.price-note b{color:var(--ink)}

/* ---------- faq ---------- */
.faq-list{max-width:780px;margin:0 auto}
.faq{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:24px 4px;font-family:var(--font-display);font-size:19px;font-weight:560}
.faq summary::-webkit-details-marker{display:none}
.faq summary .pl{width:30px;height:30px;flex:none;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;font-family:var(--font-body);font-size:17px;transition:transform .2s,background .2s}
.faq[open] summary .pl{transform:rotate(45deg);background:var(--green);color:#fff;border-color:var(--green)}
.faq .ans{padding:0 4px 26px;color:var(--ink-2);font-size:15px;max-width:640px}
.faq .ans b{color:var(--ink)}

/* ---------- cta ---------- */
.cta-final{background:var(--green-ink);color:#fff;text-align:center;padding:96px 0}
.cta-final h2{font-size:48px;margin-bottom:18px}
.cta-final h2 em{font-style:italic;color:var(--lime)}
.cta-final p{color:#c9cfc0;max-width:520px;margin:0 auto 34px;font-size:16.5px}
.cta-final .btn-primary{background:var(--lime);color:var(--green-ink);box-shadow:0 2px 0 #9cb879}
.cta-final .btn-primary:hover{background:#fff}
.cta-final .fine{margin-top:18px;font-size:12.5px;color:#8fa294;font-family:var(--font-mono)}

/* ---------- footer ---------- */
footer{background:var(--ink);color:#a9b3ab;padding:64px 0 34px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-grid h4{color:#fff;font-size:13px;letter-spacing:.1em;text-transform:uppercase;font-family:var(--font-mono);font-weight:500;margin-bottom:16px}
.foot-grid a{display:block;font-size:14px;padding:5px 0;color:#a9b3ab;transition:color .15s}
.foot-grid a:hover{color:#fff}
.foot-brand p{font-size:13.5px;max-width:280px;margin-top:14px;line-height:1.7}
.foot-bottom{display:flex;justify-content:space-between;padding-top:26px;font-size:12.5px;color:#77817a;font-family:var(--font-mono)}

/* ---------- reveal animation ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1)}
.reveal.vis{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}
.reveal.d4{transition-delay:.32s}.reveal.d5{transition-delay:.4s}

/* ---------- forms / auth ---------- */
.auth-body{background:var(--paper);min-height:100vh;display:flex;flex-direction:column}
.auth-top{border-bottom:1px solid var(--line);background:var(--surface)}
.auth-top .wrap{display:flex;justify-content:space-between;align-items:center;height:64px}
.auth-top .step-ind{font-family:var(--font-mono);font-size:12px;color:var(--muted)}
.auth-main{flex:1;display:grid;place-items:center;padding:48px 20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:42px;width:100%;max-width:520px;box-shadow:0 20px 50px -30px rgba(21,32,27,.3)}
.card.wide{max-width:860px}
.card h1{font-size:30px;margin-bottom:8px}
.card .sub{color:var(--ink-2);font-size:14.5px;margin-bottom:30px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:7px}
.field label small{font-weight:400;color:var(--muted)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;background:var(--paper);
  font-family:inherit;font-size:14.5px;color:var(--ink);transition:border-color .15s,background .15s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--green);background:#fff}
.field .hint{font-size:12px;color:var(--muted);margin-top:6px}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.checkline{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--ink-2);margin:18px 0}
.checkline input{margin-top:3px;accent-color:var(--green)}
.auth-alt{text-align:center;margin-top:22px;font-size:13.5px;color:var(--muted)}
.auth-alt a{color:var(--green);font-weight:600}

/* plan picker */
.plan-pick{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:8px}
.plan-opt{border:1.5px solid var(--line);border-radius:12px;padding:20px 18px;cursor:pointer;transition:border-color .15s,background .15s;position:relative;background:var(--paper)}
.plan-opt:hover{border-color:var(--green)}
.plan-opt.sel{border-color:var(--green);background:#fff;box-shadow:0 0 0 1px var(--green)}
.plan-opt input{position:absolute;opacity:0}
.plan-opt b{font-family:var(--font-display);font-size:17px;display:block}
.plan-opt .pp{font-size:22px;font-family:var(--font-display);font-weight:600;margin:6px 0 10px}
.plan-opt .pp small{font-size:12px;color:var(--muted);font-family:var(--font-body);font-weight:400}
.plan-opt ul{list-style:none;font-size:12px;color:var(--ink-2)}
.plan-opt li{padding:3px 0 3px 16px;position:relative}
.plan-opt li::before{content:"·";position:absolute;left:4px;color:var(--green);font-weight:700}
.plan-opt .pick{position:absolute;top:14px;right:14px;width:20px;height:20px;border-radius:50%;border:1.5px solid var(--line)}
.plan-opt.sel .pick{background:var(--green);border-color:var(--green);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.4'%3E%3Cpath d='M5 13l4 4 10-10'/%3E%3C/svg%3E");background-size:11px;background-position:center;background-repeat:no-repeat}

/* wizard */
.wiz-progress{display:flex;gap:0;margin-bottom:34px;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.wiz-progress .wp{flex:1;padding:12px 8px;text-align:center;font-size:12px;font-weight:600;color:var(--muted);background:var(--paper);border-right:1px solid var(--line);position:relative}
.wiz-progress .wp:last-child{border-right:none}
.wiz-progress .wp.done{background:var(--lime);color:var(--green-ink)}
.wiz-progress .wp.now{background:var(--green);color:#fff}
.wiz-actions{display:flex;justify-content:space-between;margin-top:28px}
.meta-connect{border:1.5px dashed var(--line);border-radius:14px;padding:34px;text-align:center;background:var(--paper)}
.meta-connect .fb{width:54px;height:54px;border-radius:14px;background:#1877f2;display:grid;place-items:center;margin:0 auto 16px}
.meta-connect .fb svg{width:28px;height:28px;color:#fff}
.svc-row{display:grid;grid-template-columns:1fr 120px 90px 36px;gap:10px;margin-bottom:10px;align-items:center}
.svc-row input{padding:10px 12px;border:1.5px solid var(--line);border-radius:9px;background:var(--paper);font-size:13.5px;font-family:inherit}
.icon-btn{width:36px;height:36px;border-radius:9px;border:1.5px solid var(--line);background:var(--surface);display:grid;place-items:center;color:var(--muted);transition:.15s}
.icon-btn:hover{color:var(--red);border-color:var(--red)}
.test-chat{border:1px solid var(--line);border-radius:14px;overflow:hidden}
.test-chat .wa-body{height:300px}
.test-chat .wa-input input{flex:1;border:none;background:#fff;border-radius:20px;padding:8px 14px;font-size:12.5px;font-family:inherit;outline:none}
.done-badge{width:74px;height:74px;border-radius:50%;background:var(--lime);display:grid;place-items:center;margin:0 auto 22px}
.done-badge svg{width:36px;height:36px;color:var(--green-deep)}

/* toast-ish note */
.note-strip{background:var(--lime);color:var(--green-ink);font-size:13px;border-radius:10px;padding:12px 16px;display:flex;gap:10px;align-items:center;margin-bottom:22px}
.note-strip svg{width:17px;height:17px;flex:none}

/* responsive */
@media(max-width:1000px){
  .hero-grid{grid-template-columns:1fr}
  .phone-stage{display:none}
  .steps,.feat-grid{grid-template-columns:1fr}
  .step{border-right:none;border-bottom:1px solid var(--line)}
  .vert-grid{grid-template-columns:repeat(2,1fr)}
  .price-grid,.plan-pick{grid-template-columns:1fr}
  .demo-band{grid-template-columns:1fr;padding:34px}
  .sec-head{flex-direction:column;align-items:flex-start}
  .hero h1{font-size:42px}
  .nav-links{display:none}
  .foot-grid{grid-template-columns:1fr 1fr}
}