/* ════════════════════════════════════════════
   PRISM TREE — LANDING PAGE v2 (full redesign)
   ════════════════════════════════════════════ */
:root{
  --ink:#0B0D14; --navy:#131629; --surface:#1C2038; --border:#2D3354;
  --purple:#6C47FF; --purple-light:#8B6FFF; --purple-muted:#3D2A99;
  --teal:#00D4AA;
  --text:#FFFFFF; --text-2:#94A3B8; --text-3:#5B6680;
  --light-bg:#F0F2FF; --light-border:#DDE1F5; --text-on-light:#0B0D14; --text-2-on-light:#3D4870;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;background:var(--ink);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}
.container{max-width:1140px;margin:0 auto;padding:0 24px}

/* ─── scroll reveal ─── */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.2,.65,.3,1),transform .7s cubic-bezier(.2,.65,.3,1)}
.reveal.in{opacity:1;transform:none}
.reveal-d1{transition-delay:.1s}.reveal-d2{transition-delay:.2s}.reveal-d3{transition-delay:.3s}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ─── section label ─── */
.section-label{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--text-3)}
.section-label::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--purple)}

/* ─── buttons ─── */
.btn{display:inline-block;background:var(--purple);color:#fff;font-size:16px;font-weight:600;letter-spacing:.01em;padding:16px 34px;border-radius:10px;text-decoration:none;border:none;cursor:pointer;transition:all .15s ease;box-shadow:0 4px 16px rgba(108,71,255,.25)}
.btn:hover{background:var(--purple-light);transform:translateY(-2px);box-shadow:0 10px 32px rgba(108,71,255,.4)}
.btn-lg{font-size:18px;padding:18px 42px}
.btn-sm{font-size:14px;padding:10px 20px;border-radius:8px}
.btn-ghost{background:transparent;border:1px solid var(--border);box-shadow:none;font-weight:500}
.btn-ghost:hover{background:transparent;border-color:var(--purple);box-shadow:none}

/* ─── NAV ─── */
nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .25s,backdrop-filter .25s,border-color .25s;border-bottom:1px solid transparent}
nav.scrolled{background:rgba(11,13,20,.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom-color:var(--border)}
.nav-inner{max-width:1140px;margin:0 auto;padding:0 24px;height:68px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.nav-logo-text{font-size:19px;font-weight:700;color:#fff;letter-spacing:-.01em}
.nav-links{display:flex;gap:32px;list-style:none}
.nav-links a{font-size:15px;font-weight:500;color:var(--text-2);text-decoration:none;transition:color .15s}
.nav-links a:hover{color:#fff}
.hamburger{display:none;background:none;border:none;cursor:pointer;flex-direction:column;gap:5px;padding:6px}
.hamburger span{width:22px;height:2px;background:#fff;border-radius:2px}
.mobile-menu{position:fixed;inset:0;background:var(--ink);z-index:200;display:none;flex-direction:column;padding:80px 32px;gap:8px}
.mobile-menu.open{display:flex}
.mobile-menu a{font-size:22px;font-weight:600;color:#fff;text-decoration:none;padding:14px 0;border-bottom:1px solid var(--border)}
.mobile-menu-cta{margin-top:24px;background:var(--purple);text-align:center;border-radius:10px;border:none!important;padding:16px!important}
.mobile-menu-close{position:absolute;top:22px;right:24px;background:none;border:none;color:#fff;font-size:26px;cursor:pointer}

/* ─── HERO ─── */
.hero{position:relative;padding:170px 0 0;background:linear-gradient(135deg,#0B0D14 0%,#131629 55%,#1a1040 100%);overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.045) 1px,transparent 1px);background-size:28px 28px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),transparent 70%);-webkit-mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),transparent 70%);pointer-events:none}
.hero-inner{position:relative;max-width:840px;margin:0 auto;padding:0 24px;text-align:center}
.hero h1{font-size:clamp(42px,7vw,76px);font-weight:800;line-height:1.05;letter-spacing:-.025em}
.hero h1 .accent{background:linear-gradient(100deg,#8B6FFF 10%,#6C47FF 55%,#00D4AA 110%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-sub{font-size:clamp(17px,2.2vw,21px);color:var(--text-2);max-width:640px;margin:26px auto 0;line-height:1.6}
.hero-sub strong{color:#fff;font-weight:600}
.hero-cta-row{margin-top:38px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-trust{margin-top:18px;font-size:13px;color:var(--text-3)}
.hero-shot{position:relative;max-width:1020px;margin:72px auto -2px;padding:0 24px}
.hero-shot::before{content:'';position:absolute;left:50%;top:40%;transform:translate(-50%,-50%);width:760px;height:560px;background:radial-gradient(circle,rgba(108,71,255,.16) 0%,transparent 65%);pointer-events:none}
.hero-shot img{position:relative;border:1px solid var(--border);border-radius:14px 14px 0 0;box-shadow:0 -10px 90px rgba(108,71,255,.18),0 24px 80px rgba(0,0,0,.5)}

/* ─── STAT STRIP ─── */
.stat-strip{background:var(--ink);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.stat-strip-inner{max-width:1140px;margin:0 auto;padding:44px 24px;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;text-align:center}
.stat .num{font-size:clamp(40px,5vw,58px);font-weight:800;letter-spacing:-.02em;line-height:1}
.stat .num.bad{color:#fff}
.stat .num.worse{color:var(--purple-light)}
.stat .label{margin-top:10px;font-size:14px;color:var(--text-3)}
.stat-strip .kicker{grid-column:1/-1;margin-top:8px;font-size:15px;color:var(--text-2)}
.stat-strip .kicker strong{color:#fff}

/* ─── PROBLEM ─── */
.problem{padding:110px 0;background:var(--ink)}
.problem-head{max-width:720px;margin:0 auto 64px;text-align:center}
.problem-head h2{font-size:clamp(30px,4.4vw,48px);font-weight:800;letter-spacing:-.02em;line-height:1.15;margin-top:16px}
.problem-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:1020px;margin:0 auto}
.problem-card{background:var(--navy);border:1px solid var(--border);border-radius:14px;padding:30px;transition:border-color .2s,transform .2s}
.problem-card:hover{border-color:rgba(108,71,255,.55);transform:translateY(-3px)}
.problem-card .strike{font-size:13px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--purple-light)}
.problem-card h3{font-size:19px;font-weight:700;margin:12px 0 10px;color:#fff}
.problem-card p{font-size:15px;color:var(--text-2);line-height:1.65}
.problem-punch{max-width:680px;margin:72px auto 0;text-align:center}
.problem-punch h3{font-size:clamp(24px,3.2vw,32px);font-weight:800;letter-spacing:-.015em;line-height:1.3}
.problem-punch h3 em{font-style:normal;color:var(--purple-light)}
.problem-punch p{margin-top:16px;font-size:17px;color:var(--text-2);line-height:1.75}

/* ─── HOW IT WORKS ─── */
.how{padding:110px 0;background:var(--navy)}
.how-head{max-width:680px;margin:0 auto 72px;text-align:center}
.how-head h2{font-size:clamp(30px,4.4vw,48px);font-weight:800;letter-spacing:-.02em;margin-top:16px}
.how-head p{margin-top:14px;font-size:18px;color:var(--text-2)}
.step{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center;max-width:1080px;margin:0 auto 88px}
.step:last-child{margin-bottom:0}
.step.flip .step-text{order:2}
.step.flip .step-visual{order:1}
.step-num{font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--purple-light)}
.step-text h3{font-size:clamp(24px,3vw,32px);font-weight:800;letter-spacing:-.015em;margin:10px 0 14px;line-height:1.2}
.step-text p{font-size:17px;color:var(--text-2);line-height:1.7}
.step-text .detail{margin-top:14px;font-size:14px;color:var(--text-3)}
.step-visual img{border:1px solid var(--border);border-radius:14px;box-shadow:0 24px 70px rgba(0,0,0,.45)}

/* ─── DIFFERENCE ─── */
.diff{padding:110px 0;background:var(--ink);position:relative;overflow:hidden}
.diff::before{content:'';position:absolute;left:50%;top:0;transform:translateX(-50%);width:900px;height:500px;background:radial-gradient(ellipse,rgba(108,71,255,.08) 0%,transparent 65%);pointer-events:none}
.diff-head{position:relative;max-width:700px;margin:0 auto 56px;text-align:center}
.diff-head h2{font-size:clamp(30px,4.6vw,52px);font-weight:800;letter-spacing:-.02em;line-height:1.12;margin-top:16px}
.diff-head h2 .as{background:linear-gradient(100deg,#8B6FFF,#00D4AA);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.diff-head p{margin-top:18px;font-size:18px;color:var(--text-2);line-height:1.7}
.vs{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:0;max-width:820px;margin:0 auto;border:1px solid var(--border);border-radius:16px;overflow:hidden}
.vs-col{padding:36px 34px}
.vs-col.them{background:var(--ink)}
.vs-col.us{background:linear-gradient(180deg,rgba(108,71,255,.12),rgba(108,71,255,.03));border-left:1px solid var(--border)}
.vs-col h4{font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;margin-bottom:22px}
.vs-col.them h4{color:var(--text-3)}
.vs-col.us h4{color:var(--purple-light)}
.vs-col ul{list-style:none}
.vs-col li{font-size:15.5px;padding:11px 0;line-height:1.5;display:flex;gap:12px;align-items:baseline}
.vs-col.them li{color:var(--text-3)}
.vs-col.us li{color:#fff}
.vs-col.them li::before{content:'×';color:var(--text-3);font-weight:700}
.vs-col.us li::before{content:'✓';color:var(--teal);font-weight:700}

/* ─── FEATURES (compact) ─── */
.features{padding:110px 0;background:var(--navy)}
.features-head{max-width:680px;margin:0 auto 56px;text-align:center}
.features-head h2{font-size:clamp(30px,4.4vw,48px);font-weight:800;letter-spacing:-.02em;margin-top:16px}
.features-head p{margin-top:14px;font-size:18px;color:var(--text-2)}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;max-width:1080px;margin:0 auto}
.feature{background:var(--ink);border:1px solid var(--border);border-radius:14px;padding:26px 24px;transition:border-color .2s,transform .2s}
.feature:hover{border-color:rgba(108,71,255,.55);transform:translateY(-3px)}
.feature .icon{width:42px;height:42px;border-radius:10px;background:var(--surface);display:flex;align-items:center;justify-content:center;font-size:20px}
.feature h3{font-size:16.5px;font-weight:700;margin:14px 0 8px;color:#fff}
.feature p{font-size:14px;color:var(--text-2);line-height:1.6}

/* ─── FAQ ─── */
.faq{padding:100px 0;background:var(--light-bg)}
.faq-head{max-width:640px;margin:0 auto 48px;text-align:center}
.faq-head h2{font-size:clamp(28px,4vw,42px);font-weight:800;letter-spacing:-.02em;color:var(--text-on-light);margin-top:16px}
.faq-list{max-width:760px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--light-border)}
.faq-q{width:100%;background:none;border:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:22px 4px;font-family:inherit;font-size:17.5px;font-weight:600;color:var(--text-on-light);text-align:left;transition:color .15s}
.faq-q:hover,.faq-item.open .faq-q{color:var(--purple)}
.faq-q .tog{font-size:22px;font-weight:400;color:var(--purple);flex-shrink:0;transition:transform .25s}
.faq-item.open .tog{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 4px 24px;font-size:16px;color:var(--text-2-on-light);line-height:1.75}

/* ─── FINAL CTA ─── */
.final{position:relative;padding:130px 0;background:linear-gradient(160deg,#131629 0%,#1a1040 100%);text-align:center;overflow:hidden}
.final::before{content:'';position:absolute;left:50%;top:55%;transform:translate(-50%,-50%);width:620px;height:420px;background:radial-gradient(circle,rgba(108,71,255,.14) 0%,transparent 65%);pointer-events:none}
.final-inner{position:relative;max-width:640px;margin:0 auto;padding:0 24px}
.final h2{font-size:clamp(34px,5vw,56px);font-weight:800;letter-spacing:-.02em;line-height:1.1}
.final p{margin:20px auto 36px;font-size:19px;color:var(--text-2);line-height:1.65;max-width:520px}
.final .trust{margin-top:18px;font-size:13px;color:var(--text-3)}
.final .signin{margin-top:10px;font-size:14px;color:var(--text-2)}
.final .signin a{color:var(--purple-light);text-decoration:none}
.final .signin a:hover{text-decoration:underline}

/* ─── FOOTER ─── */
footer{background:var(--ink);border-top:1px solid var(--border);padding:56px 0 32px}
.footer-inner{max-width:1140px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand span{font-size:18px;font-weight:700}
.footer-tag{font-size:14px;color:var(--text-3);max-width:240px}
.footer-col h5{font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--text-3);margin-bottom:16px}
.footer-col a{display:block;font-size:14px;color:var(--text-2);text-decoration:none;margin-bottom:10px;transition:color .15s}
.footer-col a:hover{color:#fff}
.footer-bottom{max-width:1140px;margin:44px auto 0;padding:24px 24px 0;border-top:1px solid var(--border);font-size:13px;color:var(--text-3)}

/* ─── RESPONSIVE ─── */
@media(max-width:980px){
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .step{grid-template-columns:1fr;gap:28px}
  .step.flip .step-text{order:1}
  .step.flip .step-visual{order:2}
}
@media(max-width:768px){
  .nav-links{display:none}
  .nav-cta-desktop{display:none}
  .hamburger{display:flex}
  .hero{padding-top:130px}
  .stat-strip-inner{grid-template-columns:1fr;gap:32px}
  .problem-grid{grid-template-columns:1fr}
  .vs{grid-template-columns:1fr}
  .vs-col.us{border-left:none;border-top:1px solid var(--border)}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media(max-width:520px){
  .feature-grid{grid-template-columns:1fr}
}