:root{
  --ink:#17160f;
  --ink-soft:#59513f;
  --bronze:#8b5d1c;
  --gold:#d6962e;
  --gold-2:#ffcf6c;
  --cream:#fff8e9;
  --ivory:#f7edda;
  --line:rgba(103,72,25,.18);
  --teal:#15c9c1;
  --shadow:0 30px 90px rgba(63,40,7,.18);
  --radius:30px;
}

*{box-sizing:border-box}
html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;background:#efe6d5;color:var(--ink)}
body{min-height:100vh;overflow-x:hidden;position:relative}
button,input{font:inherit}
button{cursor:pointer}

#particle-field{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:0;opacity:.75}
.aurora{position:fixed;border-radius:50%;filter:blur(80px);opacity:.4;pointer-events:none;z-index:0;animation:floatAura 12s ease-in-out infinite alternate}
.aurora-a{width:38vw;height:38vw;left:-10vw;top:-8vw;background:rgba(230,167,64,.43)}
.aurora-b{width:34vw;height:34vw;right:-8vw;bottom:-12vw;background:rgba(24,199,187,.15);animation-delay:-5s}
.grain{position:fixed;inset:0;pointer-events:none;z-index:20;opacity:.045;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.9'/%3E%3C/svg%3E")}

.page-shell{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.18fr) minmax(440px,.82fr);gap:20px;min-height:100vh;padding:20px}
.experience-panel,.auth-panel{min-width:0}
.hero-stage{position:relative;min-height:calc(100vh - 40px);border-radius:var(--radius);overflow:hidden;background:#332719;box-shadow:var(--shadow);isolation:isolate;transform-style:preserve-3d}
.guardian{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 45%;filter:brightness(1.23) saturate(1.08) contrast(.93);transform:scale(1.035);animation:heroBreath 9s ease-in-out infinite alternate;z-index:-4}
.hero-lift{position:absolute;inset:0;z-index:-3;background:radial-gradient(circle at 54% 26%,rgba(255,194,66,.09),transparent 22%),linear-gradient(90deg,rgba(16,14,10,.18),rgba(16,14,10,.02) 46%,rgba(16,14,10,.18)),linear-gradient(0deg,rgba(17,13,8,.66) 0%,rgba(17,13,8,.10) 46%,rgba(17,13,8,.42) 100%);mix-blend-mode:multiply}
.hero-stage:after{content:"";position:absolute;inset:0;border:1px solid rgba(255,221,143,.22);border-radius:inherit;pointer-events:none;z-index:5}

.brand-strip{position:absolute;left:26px;right:26px;top:24px;display:flex;align-items:center;gap:13px;padding:11px 13px;border-radius:20px;background:rgba(255,249,235,.83);border:1px solid rgba(255,255,255,.78);box-shadow:0 12px 40px rgba(24,16,4,.18);backdrop-filter:blur(18px);z-index:6}
.logo-orb{width:58px;height:58px;border-radius:18px;overflow:hidden;background:white;box-shadow:0 8px 22px rgba(15,16,12,.12);border:1px solid rgba(120,83,24,.14)}
.logo-orb video{width:100%;height:100%;object-fit:cover;display:block}
.brand-copy{display:flex;flex-direction:column;line-height:1.05}
.brand-copy .eyebrow{font-size:9px;letter-spacing:.18em;color:#8a6a38;font-weight:800;margin-bottom:6px}
.brand-copy strong{font-size:18px;letter-spacing:-.02em}
.status-pill{margin-left:auto;display:inline-flex;align-items:center;gap:8px;padding:9px 12px;border-radius:999px;background:rgba(255,255,255,.68);border:1px solid rgba(128,89,28,.14);font-size:11px;font-weight:800;color:#49391f}
.status-pill i{width:8px;height:8px;border-radius:50%;background:#22bd95;box-shadow:0 0 0 5px rgba(34,189,149,.12);animation:statusPulse 2s infinite}

.hero-content{position:absolute;left:44px;right:44px;bottom:92px;color:#fff;z-index:4;max-width:720px;text-shadow:0 3px 20px rgba(0,0,0,.22)}
.hero-kicker{display:flex;align-items:center;gap:10px;font-size:10px;letter-spacing:.18em;font-weight:800;color:#ffe3a3;margin-bottom:14px}
.hero-kicker span{width:34px;height:1px;background:linear-gradient(90deg,#ffc551,transparent)}
.hero-content h1{font-size:clamp(36px,4.3vw,74px);line-height:.98;letter-spacing:-.055em;margin:0 0 20px;max-width:800px;font-weight:800}
.hero-content h1 em{font-family:Georgia,'Times New Roman',serif;font-weight:700;color:#ffd16c;text-shadow:0 0 28px rgba(243,170,50,.24)}
.hero-content p{margin:0;max-width:680px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.86)}
.signal-row{display:flex;gap:10px;margin-top:28px;flex-wrap:wrap}
.signal-card{display:flex;align-items:center;gap:10px;min-width:148px;padding:11px 13px;border-radius:14px;background:rgba(13,12,9,.40);border:1px solid rgba(255,226,156,.18);backdrop-filter:blur(12px);box-shadow:inset 0 1px 0 rgba(255,255,255,.08);transition:.35s ease}
.signal-card:hover{transform:translateY(-4px);background:rgba(103,72,26,.38);border-color:rgba(255,209,108,.5)}
.signal-icon{width:32px;height:32px;display:grid;place-items:center;border-radius:10px;background:rgba(255,207,108,.16);border:1px solid rgba(255,207,108,.2);color:#ffd16c}
.signal-card div{display:flex;flex-direction:column;gap:2px}.signal-card b{font-size:11px}.signal-card small{font-size:9px;color:rgba(255,255,255,.66)}
.hero-footer{position:absolute;left:28px;right:28px;bottom:24px;display:flex;align-items:center;gap:8px;color:rgba(255,255,255,.67);font-size:9px;letter-spacing:.14em;font-weight:800;z-index:4}
.pulse-dot{width:7px;height:7px;border-radius:50%;background:#ffd16c;box-shadow:0 0 14px #ffbd40;animation:statusPulse 1.6s infinite}.hero-line{height:1px;flex:1;background:linear-gradient(90deg,rgba(255,255,255,.16),rgba(255,209,108,.55),rgba(255,255,255,.12))}

.mandala{position:absolute;left:50%;top:36%;border-radius:50%;border:1px solid rgba(255,190,57,.25);pointer-events:none;z-index:2;mix-blend-mode:screen}.mandala:before,.mandala:after{content:"";position:absolute;inset:8%;border:1px dashed rgba(255,202,100,.25);border-radius:50%}.mandala-1{width:360px;height:360px;margin:-180px 0 0 -180px;animation:spin 22s linear infinite}.mandala-2{width:430px;height:430px;margin:-215px 0 0 -215px;border-style:dashed;animation:spinReverse 35s linear infinite;opacity:.44}
.scanline{position:absolute;left:9%;right:9%;height:1px;top:10%;background:linear-gradient(90deg,transparent,#fcd274,transparent);box-shadow:0 0 14px rgba(255,208,101,.6);opacity:.36;animation:scan 6.6s ease-in-out infinite;z-index:3}
.circuit-lines span{position:absolute;left:var(--x);top:var(--y);width:var(--w);height:1px;background:linear-gradient(90deg,transparent,rgba(255,202,91,.9),transparent);opacity:.0;animation:circuit 4s ease-in-out var(--d) infinite;z-index:2}.circuit-lines span:after{content:"";position:absolute;right:18%;top:-2px;width:5px;height:5px;border-radius:50%;background:#ffd16c;box-shadow:0 0 10px #ffc34b}

.auth-panel{position:relative;display:grid;place-items:center;min-height:calc(100vh - 40px);padding:28px 24px;border-radius:var(--radius);background:linear-gradient(135deg,rgba(255,252,243,.94),rgba(245,232,205,.91));border:1px solid rgba(255,255,255,.75);box-shadow:var(--shadow);overflow:hidden;isolation:isolate}
.auth-panel:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(103,75,33,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(103,75,33,.045) 1px,transparent 1px);background-size:32px 32px;mask-image:linear-gradient(to bottom,black,transparent 78%);z-index:-3}
.auth-panel:after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;right:-180px;top:-150px;border:1px solid rgba(153,101,27,.15);box-shadow:0 0 0 42px rgba(180,127,45,.03),0 0 0 84px rgba(180,127,45,.02);z-index:-2;animation:spin 34s linear infinite}
.auth-halo{position:absolute;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(255,191,77,.22),rgba(255,191,77,.06) 40%,transparent 70%);filter:blur(16px);top:10%;left:50%;transform:translateX(-50%);z-index:-2}
.auth-card{width:min(100%,520px);position:relative;z-index:2;padding:16px 8px}
.mobile-brand{display:none}
.auth-head{margin-bottom:24px}.mini-label{display:inline-block;font-size:9px;letter-spacing:.19em;font-weight:800;color:#9a6b25;margin-bottom:10px}.auth-head h2{font-size:38px;line-height:1.05;letter-spacing:-.045em;margin:0 0 10px}.auth-head p{margin:0;color:var(--ink-soft);font-size:13px;line-height:1.6}

.auth-tabs{position:relative;display:grid;grid-template-columns:1fr 1fr;padding:4px;background:rgba(111,75,24,.08);border:1px solid rgba(121,82,28,.12);border-radius:14px;margin-bottom:24px;overflow:hidden}
.tab-btn{position:relative;z-index:2;border:0;background:transparent;padding:11px 12px;border-radius:10px;color:#7a6c56;font-size:12px;font-weight:800;transition:color .3s ease}.tab-btn.active{color:#17150f}.tab-glider{position:absolute;top:4px;left:4px;width:calc(50% - 4px);height:calc(100% - 8px);border-radius:10px;background:linear-gradient(135deg,#fffaf0,#f6dca8);border:1px solid rgba(137,91,25,.16);box-shadow:0 7px 18px rgba(91,57,10,.08);transition:transform .45s cubic-bezier(.2,.9,.2,1)}.auth-tabs.signup .tab-glider{transform:translateX(100%)}

.auth-form{display:none;animation:formIn .42s cubic-bezier(.2,.8,.2,1)}.auth-form.active{display:block}.field{display:block;margin-bottom:16px}.field-label{display:block;font-size:10px;font-weight:800;letter-spacing:.04em;margin:0 0 7px;color:#4c432f}.input-shell{position:relative;display:flex;align-items:center;height:52px;border-radius:13px;border:1px solid rgba(94,67,27,.17);background:rgba(255,255,255,.72);box-shadow:inset 0 1px 0 rgba(255,255,255,.8);transition:.25s ease;overflow:hidden}.input-shell.compact{padding-left:0}.input-shell:focus-within{border-color:rgba(196,129,29,.65);background:#fffdf8;box-shadow:0 0 0 4px rgba(214,150,46,.09),0 10px 28px rgba(103,66,15,.08);transform:translateY(-1px)}.input-shell svg{width:17px;height:17px;margin-left:15px;stroke:#8e6c3d;stroke-width:1.6;fill:none}.input-shell input{min-width:0;flex:1;width:100%;height:100%;border:0;outline:0;background:transparent;color:#1d1a14;padding:0 14px;font-size:13px}.input-shell input::placeholder{color:#a89d8a}.focus-trace{position:absolute;left:0;right:100%;bottom:0;height:2px;background:linear-gradient(90deg,#c77e17,#f5be55,#11bcb4);transition:right .4s ease}.input-shell:focus-within .focus-trace{right:0}.reveal{height:100%;border:0;background:transparent;padding:0 14px;color:#8b662f;font-size:9px;font-weight:900;letter-spacing:.08em}.field-error{display:none;color:#b24731;font-size:10px;margin-top:6px}.field.invalid .field-error{display:block}.field.invalid .input-shell{border-color:rgba(178,71,49,.5)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:12px}.two-col .field{margin-bottom:14px}
.form-options{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:1px 0 18px}.check{display:flex;align-items:center;gap:9px;font-size:10px;color:#5c503a;cursor:pointer;line-height:1.45}.check input{position:absolute;opacity:0;pointer-events:none}.check span{width:17px;height:17px;border-radius:5px;border:1px solid rgba(107,75,30,.22);background:rgba(255,255,255,.72);display:grid;place-items:center;transition:.22s ease;flex:0 0 auto}.check input:checked+span{background:linear-gradient(135deg,#c78623,#e2aa50);border-color:#b8791d;box-shadow:0 4px 12px rgba(172,107,19,.18)}.check input:checked+span:after{content:"";width:7px;height:4px;border-left:2px solid white;border-bottom:2px solid white;transform:rotate(-45deg) translateY(-1px)}.text-link{border:0;background:none;padding:0;color:#8a5d1e;font-weight:800;font-size:10px}.text-link:hover{text-decoration:underline}.terms{margin:2px 0 17px}.strength{display:grid;grid-template-columns:repeat(4,1fr);gap:4px;margin-top:7px}.strength span{height:3px;border-radius:9px;background:#ded5c6;transition:.25s ease}.strength-copy{font-size:9px;color:#7d715e;display:block;margin-top:5px}
.primary-btn{position:relative;width:100%;height:54px;border:0;border-radius:14px;overflow:hidden;display:flex;align-items:center;justify-content:center;gap:10px;background:linear-gradient(105deg,#342515,#9f691d 45%,#d79a36 100%);color:white;font-weight:800;font-size:12px;letter-spacing:.015em;box-shadow:0 15px 34px rgba(126,78,15,.23),inset 0 1px 0 rgba(255,255,255,.25);transition:.3s cubic-bezier(.2,.8,.2,1)}.primary-btn:hover{transform:translateY(-2px);box-shadow:0 20px 44px rgba(126,78,15,.27),inset 0 1px 0 rgba(255,255,255,.3)}.primary-btn:active{transform:translateY(0)}.primary-btn svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8;transition:transform .25s ease}.primary-btn:hover svg{transform:translateX(4px)}.primary-btn i{position:absolute;inset:-2px auto -2px -40%;width:35%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.26),transparent);transform:skewX(-20deg);animation:buttonShine 3.4s ease-in-out infinite}.compact-button{height:46px;margin-top:16px}
.secure-note{text-align:center;margin-top:13px;color:#7b6e59;font-size:9px}.secure-note span{color:#b67a20;margin-right:5px}.auth-footer{display:flex;justify-content:center;gap:7px;flex-wrap:wrap;margin-top:22px;color:#9a8d77;font-size:8px;letter-spacing:.04em}.footer-sep{color:#c5913b}

.modal-backdrop{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:24px;background:rgba(26,20,11,.42);backdrop-filter:blur(12px);opacity:0;pointer-events:none;transition:.3s ease}.modal-backdrop.open{opacity:1;pointer-events:auto}.modal-card{position:relative;width:min(100%,440px);padding:32px;border-radius:24px;background:linear-gradient(145deg,#fffaf0,#f4e5c6);border:1px solid rgba(255,255,255,.78);box-shadow:0 28px 80px rgba(45,27,4,.25);transform:translateY(18px) scale(.97);transition:.35s cubic-bezier(.2,.9,.2,1)}.modal-backdrop.open .modal-card{transform:none}.modal-close{position:absolute;right:14px;top:12px;width:35px;height:35px;border:0;border-radius:10px;background:rgba(79,55,21,.07);font-size:20px;color:#6b5431}.modal-icon{width:48px;height:48px;display:grid;place-items:center;border-radius:15px;background:linear-gradient(145deg,#3c2a16,#c1852a);color:#ffdc89;box-shadow:0 10px 28px rgba(96,61,12,.2);margin-bottom:18px}.modal-card h3{font-size:28px;margin:0 0 10px;letter-spacing:-.035em}.modal-card p{font-size:12px;line-height:1.7;color:#665944;margin:0}.modal-card .mini-label{margin-bottom:8px}
.toast{position:fixed;right:24px;bottom:24px;z-index:60;display:flex;align-items:center;gap:10px;max-width:360px;padding:11px 14px;border-radius:14px;background:#1f211c;color:white;box-shadow:0 16px 50px rgba(0,0,0,.25);font-size:11px;font-weight:700;transform:translateY(22px);opacity:0;pointer-events:none;transition:.35s ease}.toast.show{transform:none;opacity:1}.toast-mark{width:24px;height:24px;display:grid;place-items:center;border-radius:50%;background:#27b68d;color:white}

@keyframes floatAura{to{transform:translate3d(5vw,3vh,0) scale(1.08)}}
@keyframes heroBreath{from{transform:scale(1.035)}to{transform:scale(1.075)}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes spinReverse{to{transform:rotate(-360deg)}}
@keyframes scan{0%,100%{top:17%;opacity:0}15%{opacity:.5}70%{opacity:.45}88%{top:76%;opacity:0}}
@keyframes circuit{0%,100%{opacity:0;transform:scaleX(.2)}35%,62%{opacity:.8;transform:scaleX(1)}}
@keyframes statusPulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(.75);opacity:.56}}
@keyframes formIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@keyframes buttonShine{0%,54%{left:-45%}80%,100%{left:120%}}

@media (max-width:1100px){
  .page-shell{grid-template-columns:1fr 470px}.hero-content{left:32px;right:32px}.hero-content h1{font-size:48px}.signal-card:nth-child(3){display:none}
}
@media (max-width:860px){
  body{background:#efe5d1}.page-shell{display:block;padding:0;min-height:100vh}.experience-panel{display:none}.auth-panel{min-height:100vh;border-radius:0;padding:22px 18px;background:linear-gradient(155deg,rgba(255,251,241,.96),rgba(239,221,185,.92)),url('assets/vedic-ai-guardian.png') center/cover}.auth-panel:before{background-image:linear-gradient(rgba(82,58,25,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(82,58,25,.04) 1px,transparent 1px);background-size:30px 30px}.auth-card{padding:12px 3px;max-width:560px}.mobile-brand{display:flex;align-items:center;gap:10px;margin-bottom:38px}.mobile-logo{width:52px;height:52px;border-radius:16px;overflow:hidden;background:white;box-shadow:0 9px 24px rgba(59,34,5,.13)}.mobile-logo video{width:100%;height:100%;object-fit:cover}.mobile-brand div:last-child{display:flex;flex-direction:column}.mobile-brand span{font-size:8px;letter-spacing:.16em;color:#8b6a38;font-weight:800}.mobile-brand b{font-size:16px}.auth-head h2{font-size:34px}.auth-panel:after{opacity:.55}.auth-halo{opacity:.8}
}
@media (max-width:520px){
  .auth-panel{padding:16px}.auth-head{margin-bottom:20px}.auth-head h2{font-size:30px}.two-col{grid-template-columns:1fr;gap:0}.field{margin-bottom:13px}.two-col .field{margin-bottom:13px}.input-shell{height:49px}.primary-btn{height:51px}.mobile-brand{margin-bottom:30px}.auth-footer{margin-top:18px}.toast{left:16px;right:16px;bottom:16px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}
}

/* ================================================================
   FUTURISTIC AUTH TERMINAL — V2
   Additive enhancement only: the left visual experience is untouched.
   ================================================================ */
.auth-panel{
  --auth-x:50%;
  --auth-y:34%;
  background:
    radial-gradient(circle at var(--auth-x) var(--auth-y),rgba(255,206,107,.22),transparent 22%),
    radial-gradient(circle at 88% 12%,rgba(23,201,193,.13),transparent 27%),
    radial-gradient(circle at 8% 92%,rgba(213,145,38,.16),transparent 28%),
    linear-gradient(145deg,rgba(255,253,247,.97),rgba(248,237,215,.94) 52%,rgba(239,226,198,.96));
}
.auth-panel:before{
  background-image:
    linear-gradient(rgba(132,91,29,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(132,91,29,.055) 1px,transparent 1px),
    linear-gradient(45deg,transparent 49.7%,rgba(28,188,182,.04) 50%,transparent 50.3%);
  background-size:28px 28px,28px 28px,56px 56px;
  mask-image:linear-gradient(to bottom,black 0 78%,transparent);
}
.auth-panel:after{
  width:560px;height:560px;right:-255px;top:-250px;
  border:1px solid rgba(148,97,28,.18);
  box-shadow:0 0 0 42px rgba(199,137,43,.035),0 0 0 90px rgba(30,194,186,.025),0 0 70px rgba(205,143,44,.12);
  animation:spin 40s linear infinite;
}
.auth-halo{
  width:520px;height:520px;top:4%;
  background:radial-gradient(circle,rgba(255,202,93,.28),rgba(255,202,93,.07) 36%,rgba(31,196,187,.035) 53%,transparent 72%);
  filter:blur(20px);
  animation:authHaloPulse 5.8s ease-in-out infinite;
}
.auth-tech-scene{position:absolute;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
.tech-orbit{position:absolute;border-radius:50%;border:1px solid rgba(175,113,27,.15);filter:drop-shadow(0 0 12px rgba(218,153,49,.06))}
.tech-orbit:before,.tech-orbit:after{content:"";position:absolute;width:7px;height:7px;border-radius:50%;background:#f0b64f;box-shadow:0 0 14px rgba(240,182,79,.9),0 0 30px rgba(240,182,79,.35)}
.tech-orbit:before{left:18%;top:8%}.tech-orbit:after{right:10%;bottom:18%;background:#37c9bf;box-shadow:0 0 14px rgba(55,201,191,.85),0 0 30px rgba(55,201,191,.3)}
.orbit-a{width:470px;height:470px;left:50%;top:13%;margin-left:-235px;border-style:dashed;animation:orbitSpin 28s linear infinite}
.orbit-b{width:360px;height:360px;left:50%;top:20%;margin-left:-180px;border-color:rgba(26,189,182,.15);animation:orbitSpinReverse 22s linear infinite}
.orbit-c{width:620px;height:250px;left:50%;top:30%;margin-left:-310px;border-radius:50%;transform:rotate(-18deg);opacity:.6;animation:orbitBreathe 6s ease-in-out infinite}
.neural-core{position:absolute;width:96px;height:96px;left:50%;top:24%;transform:translate(-50%,-50%);border-radius:50%;border:1px solid rgba(191,126,28,.22);box-shadow:0 0 0 12px rgba(234,177,75,.03),0 0 38px rgba(235,175,66,.14)}
.neural-core:before,.neural-core:after{content:"";position:absolute;border-radius:50%;inset:12px;border:1px dashed rgba(38,189,182,.24);animation:orbitSpin 10s linear infinite}.neural-core:after{inset:27px;background:radial-gradient(circle,#f6c55e 0 6%,rgba(246,197,94,.22) 7% 26%,transparent 27%);border:0;box-shadow:0 0 26px rgba(243,180,65,.25);animation:corePulse 2.4s ease-in-out infinite}
.neural-core span,.neural-core i,.neural-core b{position:absolute;left:50%;top:50%;height:1px;transform-origin:left center;background:linear-gradient(90deg,rgba(215,145,35,.78),transparent);width:120px;opacity:.55}
.neural-core span{transform:rotate(18deg)}.neural-core i{transform:rotate(142deg)}.neural-core b{transform:rotate(260deg)}
.energy-beam{position:absolute;height:1px;background:linear-gradient(90deg,transparent,rgba(217,147,37,.2),rgba(217,147,37,.75),rgba(34,197,189,.5),transparent);box-shadow:0 0 12px rgba(220,157,53,.22);opacity:.45;animation:beamTravel 5.5s ease-in-out infinite}
.beam-a{width:68%;left:-20%;top:18%;transform:rotate(14deg)}.beam-b{width:72%;right:-24%;top:58%;transform:rotate(-11deg);animation-delay:-2.4s}.beam-c{width:80%;left:8%;bottom:14%;transform:rotate(3deg);animation-delay:-4s}
.auth-scan{position:absolute;left:7%;right:7%;height:1px;top:5%;background:linear-gradient(90deg,transparent,rgba(32,196,188,.55),rgba(240,184,78,.8),transparent);box-shadow:0 0 18px rgba(227,168,62,.36);opacity:0;animation:authScan 7s ease-in-out infinite}
.hud-node{position:absolute;display:flex;align-items:center;gap:7px;padding:5px 8px;border:1px solid rgba(153,101,27,.14);border-radius:999px;background:rgba(255,252,244,.56);backdrop-filter:blur(7px);box-shadow:0 8px 24px rgba(93,58,10,.05);font-size:7px;font-weight:900;letter-spacing:.13em;color:rgba(100,73,35,.68);animation:hudFloat 5s ease-in-out infinite}
.hud-node i{width:5px;height:5px;border-radius:50%;background:#22bfae;box-shadow:0 0 10px rgba(34,191,174,.7)}
.node-a{left:5%;top:12%}.node-b{right:4%;top:42%;animation-delay:-1.7s}.node-c{left:7%;bottom:10%;animation-delay:-3.1s}

.auth-card{
  width:min(100%,548px);
  padding:24px 26px 22px;
  border-radius:26px;
  border:1px solid rgba(255,255,255,.82);
  background:
    linear-gradient(135deg,rgba(255,255,255,.79),rgba(255,249,235,.63)),
    radial-gradient(circle at 100% 0,rgba(21,201,193,.08),transparent 28%);
  box-shadow:
    0 28px 80px rgba(82,51,9,.13),
    0 0 0 1px rgba(169,110,27,.06),
    inset 0 1px 0 rgba(255,255,255,.96),
    inset 0 -30px 70px rgba(221,163,67,.035);
  backdrop-filter:blur(22px) saturate(1.15);
  overflow:hidden;
  transition:transform .35s ease,box-shadow .35s ease;
}
.auth-card:before{content:"";position:absolute;inset:-2px;border-radius:28px;padding:1px;background:conic-gradient(from var(--border-angle,0deg),transparent 0 18%,rgba(31,198,190,.52) 22%,rgba(244,187,75,.82) 29%,transparent 35% 65%,rgba(240,176,63,.52) 72%,transparent 80%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;animation:borderOrbit 8s linear infinite;opacity:.82}
.auth-card:after{content:"";position:absolute;width:220px;height:220px;left:var(--card-x,70%);top:var(--card-y,18%);transform:translate(-50%,-50%);border-radius:50%;background:radial-gradient(circle,rgba(255,218,141,.18),rgba(50,198,190,.06) 35%,transparent 68%);filter:blur(12px);pointer-events:none;transition:left .15s linear,top .15s linear}

.frame-corner{position:absolute;width:26px;height:26px;z-index:3;opacity:.72;pointer-events:none}
.frame-corner:before,.frame-corner:after{content:"";position:absolute;background:linear-gradient(90deg,#d49a3a,#2ac2b8)}
.frame-corner:before{width:26px;height:2px}.frame-corner:after{width:2px;height:26px}
.corner-tl{left:8px;top:8px}.corner-tr{right:8px;top:8px;transform:rotate(90deg)}.corner-br{right:8px;bottom:8px;transform:rotate(180deg)}.corner-bl{left:8px;bottom:8px;transform:rotate(270deg)}

.access-bar{position:relative;display:flex;align-items:center;gap:11px;margin:-2px 0 22px;padding:9px 10px;border-radius:15px;background:linear-gradient(90deg,rgba(38,31,20,.92),rgba(65,47,24,.9));border:1px solid rgba(251,205,111,.24);box-shadow:0 12px 30px rgba(60,39,8,.12),inset 0 1px 0 rgba(255,255,255,.08);overflow:hidden;color:white}
.access-bar:after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 0 46%,rgba(255,255,255,.11) 50%,transparent 54%);transform:translateX(-120%);animation:accessSweep 4.7s ease-in-out infinite;pointer-events:none}
.access-video{width:42px;height:42px;border-radius:12px;overflow:hidden;flex:0 0 auto;background:#fff;border:1px solid rgba(255,211,124,.35);box-shadow:0 0 0 4px rgba(244,184,78,.06),0 0 24px rgba(243,180,73,.14)}
.access-video video{width:100%;height:100%;display:block;object-fit:cover}
.access-copy{display:flex;min-width:0;flex:1;flex-direction:column;gap:3px}.access-copy span{font-size:7px;letter-spacing:.18em;font-weight:900;color:#e7b75f}.access-copy strong{font-size:11px;letter-spacing:.02em;color:#fff8e7;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.live-chip{display:flex;align-items:center;gap:6px;flex:0 0 auto;padding:6px 8px;border-radius:999px;border:1px solid rgba(96,237,219,.22);background:rgba(40,200,186,.08);font-size:7px;font-weight:900;letter-spacing:.12em;color:#7ef1dd}.live-chip i{width:6px;height:6px;border-radius:50%;background:#4de6ca;box-shadow:0 0 12px rgba(77,230,202,.95);animation:statusPulse 1.35s infinite}

.auth-head{position:relative;margin-bottom:20px}.auth-head:before{content:"";position:absolute;left:-26px;top:-4px;width:3px;height:62px;border-radius:4px;background:linear-gradient(#28c7bd,#e7aa48,transparent);box-shadow:0 0 14px rgba(38,194,185,.18)}
.mini-label{display:inline-flex;align-items:center;gap:7px;margin-bottom:9px;color:#91601c}.mini-label:before{content:"";width:18px;height:1px;background:linear-gradient(90deg,#1cc3b9,#d69732)}
.auth-head h2{font-size:40px;letter-spacing:-.052em;background:linear-gradient(105deg,#17150f 18%,#57401e 56%,#b77822 100%);-webkit-background-clip:text;background-clip:text;color:transparent;text-shadow:0 8px 28px rgba(132,83,15,.06)}
.auth-head p{color:#655b48}

.auth-tabs{margin-bottom:21px;border-radius:15px;background:rgba(62,48,27,.055);border:1px solid rgba(115,78,27,.13);box-shadow:inset 0 1px 0 rgba(255,255,255,.72),0 8px 24px rgba(81,51,9,.04)}
.tab-btn{padding:12px 12px}.tab-btn:after{content:"";position:absolute;left:50%;bottom:5px;width:4px;height:4px;border-radius:50%;background:#23c1b7;box-shadow:0 0 10px rgba(35,193,183,.72);opacity:0;transform:translateX(-50%) scale(.4);transition:.3s}.tab-btn.active:after{opacity:1;transform:translateX(-50%) scale(1)}
.tab-glider{background:linear-gradient(135deg,rgba(255,254,248,.96),rgba(250,223,166,.82));border-color:rgba(194,129,31,.22);box-shadow:0 8px 24px rgba(107,65,9,.09),inset 0 1px 0 #fff}

.field{position:relative}.field-label{font-size:9px;letter-spacing:.07em;color:#58492f}.input-shell{height:54px;border-radius:14px;border-color:rgba(99,68,25,.18);background:rgba(255,255,255,.76);box-shadow:inset 0 1px 0 rgba(255,255,255,.94),0 7px 18px rgba(91,58,13,.035)}
.input-shell:before{content:"";position:absolute;inset:0;border-radius:inherit;background:linear-gradient(115deg,transparent 0 70%,rgba(34,196,187,.045) 100%);pointer-events:none}.input-shell:focus-within{border-color:rgba(43,188,181,.56);background:rgba(255,255,255,.96);box-shadow:0 0 0 4px rgba(29,194,185,.07),0 0 0 1px rgba(221,151,42,.16),0 12px 32px rgba(103,66,15,.08)}
.input-shell:focus-within svg{stroke:#19aca6;filter:drop-shadow(0 0 5px rgba(25,172,166,.18))}.focus-trace{height:2px;background:linear-gradient(90deg,#21c4bb,#ffd477,#b97920,#21c4bb);background-size:200% 100%;animation:traceFlow 2.4s linear infinite}

.primary-btn{height:56px;border-radius:15px;background:linear-gradient(105deg,#252017 0%,#67491f 28%,#b67720 58%,#e6a63a 79%,#2b9e98 122%);box-shadow:0 17px 38px rgba(126,78,15,.24),0 0 0 1px rgba(255,215,129,.12),inset 0 1px 0 rgba(255,255,255,.3);letter-spacing:.035em}
.primary-btn:before{content:"";position:absolute;inset:1px;border-radius:14px;border:1px solid rgba(255,255,255,.08);pointer-events:none}.primary-btn:hover{transform:translateY(-3px) scale(1.004);box-shadow:0 22px 48px rgba(126,78,15,.29),0 0 28px rgba(38,191,182,.10),inset 0 1px 0 rgba(255,255,255,.32)}
.secure-note{display:flex;align-items:center;justify-content:center;gap:6px;color:#776b58}.secure-note:after{content:"AES • SESSION • TRUST";margin-left:5px;padding-left:9px;border-left:1px solid rgba(122,87,35,.16);font-size:7px;letter-spacing:.11em;color:#a07a42}
.auth-footer{position:relative;padding-top:13px}.auth-footer:before{content:"";position:absolute;left:17%;right:17%;top:0;height:1px;background:linear-gradient(90deg,transparent,rgba(177,116,27,.26),rgba(26,190,182,.17),transparent)}

@keyframes authHaloPulse{0%,100%{transform:translateX(-50%) scale(.96);opacity:.72}50%{transform:translateX(-50%) scale(1.08);opacity:1}}
@keyframes orbitSpin{to{transform:rotate(360deg)}}
@keyframes orbitSpinReverse{to{transform:rotate(-360deg)}}
@keyframes orbitBreathe{0%,100%{transform:rotate(-18deg) scale(.98);opacity:.38}50%{transform:rotate(-18deg) scale(1.05);opacity:.68}}
@keyframes corePulse{0%,100%{transform:scale(.84);opacity:.6}50%{transform:scale(1.15);opacity:1}}
@keyframes beamTravel{0%,100%{opacity:.10;filter:blur(.3px);transform:translateX(-5%)}45%,65%{opacity:.52;filter:none}80%{transform:translateX(8%)}}
@keyframes authScan{0%,100%{top:6%;opacity:0}12%{opacity:.55}72%{opacity:.38}88%{top:92%;opacity:0}}
@keyframes hudFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@keyframes accessSweep{0%,55%{transform:translateX(-120%)}82%,100%{transform:translateX(120%)}}
@keyframes traceFlow{to{background-position:200% 0}}
@keyframes borderOrbit{to{--border-angle:360deg}}

@property --border-angle{syntax:'<angle>';inherits:false;initial-value:0deg}

@media (max-width:1100px){
  .auth-card{padding:22px 22px 20px}.access-bar{margin-bottom:18px}.auth-head h2{font-size:36px}.node-a,.node-b,.node-c{opacity:.58}
}
@media (max-width:860px){
  .auth-panel{background:linear-gradient(155deg,rgba(255,252,243,.96),rgba(240,225,195,.93)),url('assets/vedic-ai-guardian.png') center/cover}.auth-card{max-width:590px;padding:24px}.mobile-brand{display:none}.access-bar{display:flex}.auth-tech-scene{opacity:.72}.orbit-a{top:14%}.orbit-b{top:21%}
}
@media (max-width:520px){
  .auth-card{padding:19px 16px 18px;border-radius:22px}.access-bar{gap:8px}.access-video{width:38px;height:38px}.access-copy span{font-size:6px}.access-copy strong{font-size:10px}.live-chip{padding:5px 7px}.auth-head:before{left:-16px}.auth-head h2{font-size:31px}.secure-note:after{display:none}.hud-node{display:none}.frame-corner{opacity:.46}
}

/* ================================================================
   P21-R5 — DESKTOP VIEWPORT FIT / ZERO-PAGE-SCROLL AUTH
   Keeps the visual and authentication columns exactly aligned and
   compacts Create Account only when viewport height requires it.
   ================================================================ */
@media (min-width:861px){
  html,body{height:100%;min-height:100%;overflow:hidden}
  .page-shell{
    height:100dvh;
    min-height:0;
    padding:20px;
    align-items:stretch;
    overflow:hidden;
  }
  .experience-panel,.auth-panel{
    height:calc(100dvh - 40px);
    min-height:0;
    align-self:stretch;
  }
  .hero-stage{
    height:100%;
    min-height:0;
  }
  .auth-panel{
    min-height:0;
    height:100%;
    padding:18px 22px;
    overflow:hidden;
  }
  .auth-card{
    max-height:100%;
    margin:0 auto;
  }

  /* Create-account density: visually identical, vertically efficient. */
  .auth-panel.signup-active .auth-card{
    width:min(100%,548px);
    padding:14px 22px 13px;
  }
  .auth-panel.signup-active .access-bar{
    margin:0 0 10px;
    padding:7px 9px;
    border-radius:13px;
  }
  .auth-panel.signup-active .access-video{width:36px;height:36px;border-radius:10px}
  .auth-panel.signup-active .access-copy span{font-size:6px}
  .auth-panel.signup-active .access-copy strong{font-size:10px}
  .auth-panel.signup-active .live-chip{padding:5px 7px}
  .auth-panel.signup-active .auth-head{margin-bottom:10px}
  .auth-panel.signup-active .auth-head:before{height:48px}
  .auth-panel.signup-active .mini-label{margin-bottom:5px;font-size:8px}
  .auth-panel.signup-active .auth-head h2{font-size:32px;line-height:1;margin-bottom:6px}
  .auth-panel.signup-active .auth-head p{font-size:11px;line-height:1.35}
  .auth-panel.signup-active .auth-tabs{margin-bottom:11px;border-radius:13px;padding:3px}
  .auth-panel.signup-active .tab-btn{padding:9px 10px;font-size:10px}
  .auth-panel.signup-active .field{margin-bottom:8px}
  .auth-panel.signup-active .two-col{gap:10px}
  .auth-panel.signup-active .two-col .field{margin-bottom:8px}
  .auth-panel.signup-active .field-label{font-size:8px;margin-bottom:4px}
  .auth-panel.signup-active .input-shell{height:43px;border-radius:12px}
  .auth-panel.signup-active .input-shell svg{width:15px;height:15px;margin-left:12px}
  .auth-panel.signup-active .input-shell input{font-size:12px;padding:0 12px}
  .auth-panel.signup-active .reveal{padding:0 11px;font-size:8px}
  .auth-panel.signup-active .strength{margin-top:4px;gap:3px}
  .auth-panel.signup-active .strength span{height:2px}
  .auth-panel.signup-active .strength-copy{font-size:8px;margin-top:3px}
  .auth-panel.signup-active .terms{margin:0 0 8px;font-size:9px;line-height:1.25}
  .auth-panel.signup-active .check span{width:15px;height:15px}
  .auth-panel.signup-active .primary-btn{height:44px;border-radius:12px;font-size:10px}
  .auth-panel.signup-active .auth-footer{margin-top:9px;padding-top:8px;font-size:7px}
  .auth-panel.signup-active .secure-note{margin-top:7px}
}

/* Extra compression for common laptop-height viewports. */
@media (min-width:861px) and (max-height:820px){
  .page-shell{padding:14px;gap:14px}
  .experience-panel,.auth-panel{height:calc(100dvh - 28px)}
  .auth-panel{padding:12px 16px}
  .auth-panel.signup-active .auth-card{padding:10px 18px 9px}
  .auth-panel.signup-active .access-bar{margin-bottom:7px;padding:6px 8px}
  .auth-panel.signup-active .access-video{width:32px;height:32px}
  .auth-panel.signup-active .auth-head{margin-bottom:7px}
  .auth-panel.signup-active .auth-head h2{font-size:28px;margin-bottom:4px}
  .auth-panel.signup-active .auth-head p{font-size:10px;line-height:1.25}
  .auth-panel.signup-active .auth-tabs{margin-bottom:8px}
  .auth-panel.signup-active .tab-btn{padding:7px 9px}
  .auth-panel.signup-active .field{margin-bottom:6px}
  .auth-panel.signup-active .two-col .field{margin-bottom:6px}
  .auth-panel.signup-active .input-shell{height:39px}
  .auth-panel.signup-active .field-label{margin-bottom:3px}
  .auth-panel.signup-active .terms{margin-bottom:6px}
  .auth-panel.signup-active .primary-btn{height:40px}
  .auth-panel.signup-active .auth-footer{margin-top:6px;padding-top:6px}
}

/* Very short desktop windows: preserve complete form before decoration. */
@media (min-width:861px) and (max-height:700px){
  .auth-panel.signup-active .access-bar{display:none}
  .auth-panel.signup-active .auth-head:before{display:none}
  .auth-panel.signup-active .auth-head h2{font-size:24px}
  .auth-panel.signup-active .auth-head p{font-size:9px}
  .auth-panel.signup-active .mini-label{font-size:7px}
  .auth-panel.signup-active .auth-footer{display:none}
  .auth-panel.signup-active .input-shell{height:36px}
  .auth-panel.signup-active .field{margin-bottom:5px}
  .auth-panel.signup-active .two-col .field{margin-bottom:5px}
  .auth-panel.signup-active .strength-copy{display:none}
  .auth-panel.signup-active .primary-btn{height:37px}
}

/* Mobile/tablet intentionally keeps normal document scrolling. */
@media (max-width:860px){
  html,body{height:auto;min-height:100%;overflow-x:hidden;overflow-y:auto}
  .page-shell{height:auto;min-height:100vh;overflow:visible}
}

/* Validation messages must not push the compact desktop signup form below viewport. */
@media (min-width:861px){
  .auth-panel.signup-active .field-error{
    position:absolute;
    right:3px;
    top:0;
    margin:0;
    font-size:7px;
    line-height:1;
    padding:2px 4px;
    border-radius:4px;
    background:rgba(255,248,238,.94);
    z-index:4;
  }
}