/* =============================================================================
   dotvoiceAI — Public landing page  ·  landing.css
   Self-contained (does not load app.css). Brand palette taken from the logo.
============================================================================= */
:root{
  --bg:#0a0e18; --bg2:#0f1421; --panel:#151b2b; --panel2:#1c2334;
  --line:#252d42; --text:#eaeef8; --muted:#8b96b0;
  --brand:#f97316; --brand2:#ef4444; --brand3:#fb923c; --blue:#2f80ed;
  --ok:#10b981; --warn:#f59e0b; --bad:#ef4444;
  --grad:linear-gradient(135deg,#fb923c,#f97316 45%,#ef4444);
  --radius:14px; --maxw:1160px;
}
html[data-theme="light"]{
  --bg:#f6f7fb; --bg2:#ffffff; --panel:#ffffff; --panel2:#f4f6fb;
  --line:#e4e8f0; --text:#111827; --muted:#5b6478;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,Segoe UI,Roboto,sans-serif;
  background:var(--bg);color:var(--text);
  font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.muted{color:var(--muted)}

/* ── Logo ───────────────────────────────────────────────── */
.logo{height:56px;width:auto;display:block}
.logo-light{display:none}
html[data-theme="light"] .logo-dark{display:none}
html[data-theme="light"] .logo-light{display:block}

/* ── Buttons ────────────────────────────────────────────── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:11px;border:1px solid var(--line);
  background:var(--panel);color:var(--text);font-weight:650;cursor:pointer;
  font-family:inherit;font-size:.92rem;transition:.16s;white-space:nowrap}
.btn:hover{background:var(--panel2);border-color:#37405c;transform:translateY(-1px)}
html[data-theme="light"] .btn:hover{border-color:#cbd5e1}
.btn-primary,.btn-primary:hover{background:var(--grad);border-color:transparent;color:#fff}
.btn-primary{box-shadow:0 8px 24px rgba(249,115,22,.3)}
.btn-primary:hover{filter:brightness(1.07);box-shadow:0 12px 30px rgba(249,115,22,.42)}
.btn-lg{padding:14px 28px;font-size:1rem;border-radius:13px}
.btn-ghost{background:transparent}
.btn:disabled,.btn-primary:disabled{opacity:.45;cursor:not-allowed;transform:none;
  filter:none;box-shadow:none}

/* ── Top navigation ─────────────────────────────────────── */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);
  background:rgba(10,14,24,.78);border-bottom:1px solid transparent;transition:.2s}
html[data-theme="light"] .nav{background:rgba(246,247,251,.82)}
.nav.scrolled{border-bottom-color:var(--line);background:rgba(10,14,24,.95)}
html[data-theme="light"] .nav.scrolled{background:rgba(255,255,255,.95)}
.nav-in{display:flex;align-items:center;gap:26px;height:84px}
.brand{display:flex;align-items:center;margin-right:auto}
.nav-links{display:flex;gap:4px}
.nav-links a{padding:8px 13px;border-radius:9px;color:var(--muted);font-weight:600;font-size:.9rem;transition:.15s}
.nav-links a:hover{color:var(--text);background:var(--panel)}
.nav-actions{display:flex;align-items:center;gap:10px}
.icon-btn{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
  background:var(--panel);color:var(--text);cursor:pointer;font-size:1rem;
  display:grid;place-items:center;transition:.15s;flex-shrink:0}
.icon-btn:hover{background:var(--panel2)}

/* ── Hero ───────────────────────────────────────────────── */
.hero{position:relative;padding:84px 0 72px;overflow:hidden}
.hero::before,.hero::after{content:'';position:absolute;border-radius:50%;
  filter:blur(100px);opacity:.34;pointer-events:none;z-index:0}
.hero::before{width:560px;height:560px;top:-240px;left:-150px;background:#f97316}
.hero::after{width:470px;height:470px;top:-140px;right:-170px;background:#ef4444}
html[data-theme="light"] .hero::before,
html[data-theme="light"] .hero::after{opacity:.16}
.hero .wrap{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:9px;padding:6px 14px;border-radius:22px;
  border:1px solid var(--line);background:var(--panel);font-size:.78rem;font-weight:650;color:var(--muted)}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--ok);
  box-shadow:0 0 0 4px rgba(16,185,129,.18)}
h1.hero-title{font-size:clamp(2.1rem,4.6vw,3.35rem);line-height:1.08;margin:20px 0 0;
  font-weight:850;letter-spacing:-.02em}
.grad{background:linear-gradient(110deg,#fb923c,#f97316 40%,#ef4444);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:1.06rem;color:var(--muted);margin:18px 0 0;max-width:560px}
.hero-cta{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.hero-note{margin-top:16px;font-size:.82rem;color:var(--muted)}

/* Hero visual — console preview */
.preview{background:var(--panel);border:1px solid var(--line);border-radius:18px;
  box-shadow:0 30px 70px rgba(0,0,0,.5);overflow:hidden}
html[data-theme="light"] .preview{box-shadow:0 26px 60px rgba(17,24,39,.13)}
.preview-bar{display:flex;align-items:center;gap:7px;padding:12px 15px;
  border-bottom:1px solid var(--line);background:var(--bg2)}
.preview-bar i{width:10px;height:10px;border-radius:50%;display:block}
.preview-bar i:nth-child(1){background:#ef4444}
.preview-bar i:nth-child(2){background:#f59e0b}
.preview-bar i:nth-child(3){background:#10b981}
.preview-bar span{margin-left:8px;font-size:.74rem;color:var(--muted)}
.preview-body{padding:18px}
.mini-kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}
.mini-kpi{background:var(--bg2);border:1px solid var(--line);border-radius:11px;padding:12px}
.mini-kpi b{display:block;font-size:1.1rem;font-weight:800;line-height:1.25}
.mini-kpi span{font-size:.66rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.spark{display:flex;align-items:flex-end;gap:5px;height:78px;padding:12px;
  background:var(--bg2);border:1px solid var(--line);border-radius:11px;margin-bottom:14px}
.spark i{flex:1;border-radius:4px 4px 2px 2px;
  background:linear-gradient(180deg,#f97316,rgba(249,115,22,.18));display:block}
.wave{display:flex;align-items:center;gap:11px;background:var(--bg2);border:1px solid var(--line);
  border-radius:11px;padding:12px 14px}
.wave-ico{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;
  background:var(--grad);flex-shrink:0}
.wave-bars{display:flex;align-items:center;gap:3px;height:26px;flex:1}
.wave-bars i{width:3px;border-radius:2px;background:var(--brand);opacity:.8;
  animation:pulse 1.1s ease-in-out infinite;display:block}
@keyframes pulse{0%,100%{height:22%}50%{height:100%}}
.wave small{color:var(--muted);font-size:.72rem;white-space:nowrap}
@media(prefers-reduced-motion:reduce){.wave-bars i{animation:none;height:60%}}

/* ── Stat strip ─────────────────────────────────────────── */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg2)}
.strip-in{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding-block:28px}
.strip-item b{display:block;font-size:1.5rem;font-weight:800;line-height:1.25}
.strip-item span{font-size:.8rem;color:var(--muted)}

/* ── Sections ───────────────────────────────────────────── */
section{padding:76px 0}
section[id]{scroll-margin-top:96px}
.sec-head{max-width:660px;margin:0 auto 44px;text-align:center}
.sec-tag{font-size:.76rem;font-weight:750;letter-spacing:.12em;text-transform:uppercase;color:var(--brand3)}
.sec-head h2{font-size:clamp(1.6rem,3vw,2.2rem);margin:10px 0 12px;font-weight:800;letter-spacing:-.015em}
.sec-head p{margin:0;color:var(--muted);font-size:1rem}
.alt{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* Feature cards */
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(292px,1fr));gap:18px}
.feature{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:.18s}
.feature:hover{transform:translateY(-3px);border-color:#3a4460;box-shadow:0 16px 40px rgba(0,0,0,.3)}
html[data-theme="light"] .feature:hover{border-color:#fdba74;box-shadow:0 16px 36px rgba(17,24,39,.08)}
.feature-ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  font-size:1.3rem;margin-bottom:15px;background:var(--panel2);border:1px solid var(--line)}
.feature h3{margin:0 0 8px;font-size:1.02rem;font-weight:750}
.feature p{margin:0;color:var(--muted);font-size:.9rem}

/* Agent cards */
.agents{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.agent{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;transition:.18s}
.agent:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(0,0,0,.28)}
.agent-ico{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  font-size:1.4rem;margin-bottom:13px}
.agent h4{margin:0 0 4px;font-size:.98rem;font-weight:750}
.agent p{margin:0 0 12px;font-size:.85rem;color:var(--muted)}
.tags{display:flex;flex-wrap:wrap;gap:6px}
.tag{font-size:.68rem;font-weight:700;padding:3px 9px;border-radius:20px;
  background:var(--panel2);border:1px solid var(--line);color:var(--muted)}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(196px,1fr));gap:20px}
.step-n{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;font-weight:800;
  background:var(--grad);color:#fff;margin-bottom:13px;font-size:.92rem}
.step h4{margin:0 0 6px;font-size:.98rem;font-weight:750}
.step p{margin:0;color:var(--muted);font-size:.88rem}

/* Split: platform details */
.split{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
.split h2{font-size:clamp(1.5rem,2.6vw,2rem);margin:10px 0 12px;font-weight:800;letter-spacing:-.015em}
.split-copy > p{margin:0;color:var(--muted)}
.checks{list-style:none;margin:24px 0 0;padding:0;display:flex;flex-direction:column;gap:13px}
.checks li{display:flex;gap:12px;align-items:flex-start;font-size:.93rem}
.checks b{font-weight:700}
.checks span{color:var(--muted)}
.code{background:#080c15;border:1px solid #252d42;border-radius:var(--radius);padding:20px;
  font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.78rem;line-height:1.8;
  color:#e2e8f0;overflow-x:auto}
.code .c{color:#64748b}
.code .k{color:#fb923c}
.code .s{color:#5eead4}
.code .n{color:#93c5fd}
.code-head{display:flex;align-items:center;gap:8px;margin-bottom:14px;
  padding-bottom:12px;border-bottom:1px solid #252d42;color:#8b96b0;font-size:.72rem;
  text-transform:uppercase;letter-spacing:.08em;font-family:'Inter',system-ui,sans-serif;font-weight:700}

/* ── Pricing ────────────────────────────────────────────── */
.price-card{display:grid;grid-template-columns:.9fr 1.1fr;gap:0;overflow:hidden;
  background:var(--panel);border:1px solid var(--line);border-radius:20px;
  box-shadow:0 24px 60px rgba(0,0,0,.32)}
html[data-theme="light"] .price-card{box-shadow:0 22px 50px rgba(17,24,39,.1)}
.price-main{padding:40px 36px;text-align:center;
  background:linear-gradient(150deg,rgba(249,115,22,.16),rgba(239,68,68,.1))}
.price-badge{display:inline-block;padding:5px 13px;border-radius:20px;margin-bottom:16px;
  background:var(--grad);color:#fff;font-size:.7rem;font-weight:800;
  letter-spacing:.08em;text-transform:uppercase}
.price{display:flex;align-items:flex-start;justify-content:center;gap:2px;
  font-weight:850;letter-spacing:-.03em;line-height:1}
.price .amt{font-size:clamp(3.4rem,8vw,4.8rem);
  background:linear-gradient(120deg,#fb923c,#f97316 45%,#ef4444);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.price .cur{font-size:2rem;margin-top:.35em;color:var(--brand)}
.price .per{align-self:flex-end;margin-bottom:.85em;margin-left:8px;
  font-size:1rem;font-weight:700;color:var(--muted);letter-spacing:0}
.price-sub{margin:14px auto 24px;color:var(--muted);font-size:.9rem;max-width:270px}
.price-main .btn{width:100%}
.price-note{margin:14px 0 0;font-size:.78rem;color:var(--muted)}
.price-list{list-style:none;margin:0;padding:36px;display:flex;flex-direction:column;gap:15px}
.price-list li{display:flex;gap:12px;align-items:flex-start;font-size:.94rem}
.price-list b{font-weight:700}
.price-list span.t{color:var(--muted)}
.ck{width:22px;height:22px;border-radius:7px;display:grid;place-items:center;flex-shrink:0;
  background:rgba(16,185,129,.15);color:var(--ok);font-size:.72rem;font-weight:900;margin-top:3px}

/* Stack chips */
.stack{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.stack .chip{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:11px;
  border:1px solid var(--line);background:var(--panel);font-size:.87rem;font-weight:650}

/* CTA */
.cta{border-radius:22px;padding:56px 32px;text-align:center;
  background:linear-gradient(135deg,rgba(249,115,22,.2),rgba(239,68,68,.14));
  border:1px solid var(--line)}
.cta h2{margin:0 0 12px;font-size:clamp(1.6rem,3vw,2.15rem);font-weight:800;letter-spacing:-.015em}
.cta p{margin:0 auto 28px;color:var(--muted);max-width:540px}

/* Footer */
footer{border-top:1px solid var(--line);background:var(--bg2);padding:36px 0}
.foot-in{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;flex-wrap:wrap}
.foot-brand .logo{height:48px;margin-bottom:10px}
.foot-brand p{margin:0;color:var(--muted);font-size:.84rem;max-width:280px}
.foot-links{display:flex;gap:22px;flex-wrap:wrap}
.foot-links a{color:var(--muted);font-size:.87rem}
.foot-links a:hover{color:var(--text)}
.foot-copy{width:100%;border-top:1px solid var(--line);margin-top:26px;padding-top:18px;
  color:var(--muted);font-size:.8rem;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}

/* ── Login modal ────────────────────────────────────────── */
.modal{position:fixed;inset:0;z-index:100;display:none;padding:20px;
  overflow-y:auto;-webkit-overflow-scrolling:touch;
  background:rgba(4,7,14,.74);backdrop-filter:blur(6px)}
.modal.open{display:flex}
/* margin:auto centres the card in both axes, and — unlike align-items:center —
   collapses when the card is taller than the viewport, so a long form (the
   registration stage) stays fully scrollable and its button reachable. */
.modal-card{width:390px;max-width:100%;margin:auto;background:var(--panel);
  border:1px solid var(--line);border-radius:18px;padding:32px;text-align:center;position:relative;
  box-shadow:0 30px 80px rgba(0,0,0,.55);animation:pop .18s ease-out}
@keyframes pop{from{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.modal-card{animation:none}}
.modal-x{position:absolute;top:12px;right:12px;width:32px;height:32px;border-radius:9px;
  border:none;background:transparent;color:var(--muted);font-size:1.15rem;cursor:pointer;line-height:1}
.modal-x:hover{background:var(--panel2);color:var(--text)}
.modal-card .logo{height:52px;margin:0 auto 14px}
.modal-card h3{margin:0 0 4px;font-size:1.12rem;font-weight:800}
.modal-card .sub{margin:0 0 20px;font-size:.85rem;color:var(--muted)}
.login-form{text-align:left;display:flex;flex-direction:column;gap:14px}
.login-form label{font-size:.85rem;font-weight:650}
.login-form input{width:100%;margin-top:6px;padding:11px 13px;border-radius:10px;
  border:1px solid var(--line);background:var(--bg2);color:var(--text);
  font-family:inherit;font-size:.92rem}
.login-form input:focus{outline:none;border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(249,115,22,.22)}
.login-form .btn{width:100%;margin-top:4px}
.login-err{background:rgba(239,68,68,.14);border:1px solid rgba(239,68,68,.35);color:#fca5a5;
  padding:9px 12px;border-radius:9px;font-size:.82rem;margin-bottom:14px;text-align:left}
html[data-theme="light"] .login-err{color:#b91c1c}

/* Sign-in method tabs */
.tabs{display:flex;gap:4px;padding:4px;margin-bottom:20px;border-radius:12px;
  background:var(--bg2);border:1px solid var(--line)}
.tab{flex:1;padding:9px 10px;border:none;border-radius:9px;background:transparent;
  color:var(--muted);font:inherit;font-size:.85rem;font-weight:700;cursor:pointer;transition:.15s}
.tab:hover{color:var(--text)}
.tab.active{background:var(--grad);color:#fff}

/* OTP stages */
.stage-note{margin:0 0 14px;font-size:.84rem;color:var(--muted);text-align:left}
.phone-field{display:flex;align-items:stretch;border:1px solid var(--line);
  border-radius:10px;overflow:hidden;background:var(--bg2)}
.phone-field:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(249,115,22,.22)}
.phone-field .cc{display:flex;align-items:center;padding:0 12px;background:var(--panel2);
  color:var(--muted);font-size:.85rem;font-weight:700;white-space:nowrap;border-right:1px solid var(--line)}
.phone-field input{flex:1;min-width:0;border:none;background:transparent;color:var(--text);
  padding:11px 13px;font-family:inherit;font-size:.95rem;outline:none}
.otp-code{width:100%;padding:12px;text-align:center;letter-spacing:.5em;text-indent:.5em;
  font-size:1.3rem;font-weight:800;border-radius:10px;border:1px solid var(--line);
  background:var(--bg2);color:var(--text);font-family:inherit}
.otp-code:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(249,115,22,.22)}
#st-phone .btn,#st-code .btn,#st-reg .btn{width:100%;margin-top:14px}
.cf-turnstile{margin-top:14px;display:flex;justify-content:center;min-height:65px}
.row-links{display:flex;justify-content:space-between;gap:10px;margin-top:12px}
.linkbtn{background:none;border:none;padding:0;color:var(--brand3);font:inherit;
  font-size:.8rem;font-weight:650;cursor:pointer}
.linkbtn:hover:not(:disabled){text-decoration:underline}
.linkbtn:disabled{color:var(--muted);cursor:default}
/* Terms consent */
.terms-check{display:flex;gap:10px;align-items:flex-start;margin-top:16px;text-align:left}
.terms-check input{appearance:none;-webkit-appearance:none;flex-shrink:0;
  width:18px;height:18px;margin:2px 0 0;border-radius:5px;cursor:pointer;
  border:1.5px solid var(--line);background:var(--bg2);transition:.15s}
.terms-check input:hover{border-color:var(--brand)}
.terms-check input:checked{background:var(--grad);border-color:transparent}
.terms-check input:checked::after{content:'✓';display:block;color:#fff;
  font-size:.72rem;font-weight:900;line-height:15px;text-align:center}
.terms-check input:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(249,115,22,.25)}
.terms-check span{font-size:.76rem;color:var(--muted);line-height:1.5;cursor:pointer}
.terms-check a{color:var(--brand3);font-weight:650}
.terms-check a:hover{text-decoration:underline}

.otp-msg{min-height:18px;margin-top:12px;font-size:.8rem;text-align:left}
.otp-msg.bad{color:#fca5a5}
html[data-theme="light"] .otp-msg.bad{color:#b91c1c}
.otp-msg.good{color:#5eead4}
html[data-theme="light"] .otp-msg.good{color:#047857}

/* Registration fields */
.reg-form{display:flex;flex-direction:column;gap:12px;text-align:left}
.reg-form label{font-size:.82rem;font-weight:650}
.reg-form input{width:100%;margin-top:5px;padding:10px 12px;border-radius:10px;
  border:1px solid var(--line);background:var(--bg2);color:var(--text);
  font-family:inherit;font-size:.9rem}
.reg-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(249,115,22,.22)}
.reg-form .opt{font-weight:600;color:var(--muted);font-size:.72rem}
.modal-foot{margin:18px 0 0;font-size:.71rem;color:var(--muted);line-height:1.5}

/* ── Responsive ─────────────────────────────────────────── */
@media(max-width:900px){
  .hero-grid,.split,.price-card{grid-template-columns:1fr;gap:38px}
  .price-card{gap:0}
  .price-list{padding:28px}
  .strip-in{grid-template-columns:repeat(2,1fr);gap:22px}
  .agents{grid-template-columns:repeat(2,1fr)}
  .nav-links{display:none}
  .hero{padding:56px 0 48px}
  section{padding:58px 0}
}
@media(max-width:600px){
  .agents{grid-template-columns:1fr}
}
@media(max-width:520px){
  .logo{height:42px}
  .hero-cta .btn{width:100%}
  .mini-kpis{grid-template-columns:1fr}
  .cta{padding:40px 20px}
  .nav-in{height:70px;gap:12px}
}