/* Payground.me login pages (TASK-0007, redesigned for owner review). Values marked "reference" are copied
   verbatim from project-ai/coming-soon-main/styles.css; everything else is derived from those tokens and the
   brand gradient (no precedent there). No external, data or imported resources: the auth CSP allows only this origin. */

/* reference tokens */
:root{color-scheme:dark;--bg:#090a10;--panel:#101118;--line:#252630;--text:#f1f0f5;--muted:#999aa9;--accent:#b4a1ff;--mint:#74dfc3;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-synthesis:none}
/* derived tokens */
:root{--brand:linear-gradient(115deg,#56e8f4,#7277ff 48%,#bb65ef);--field:#0c0d13;--field-line:#2c2c39;--field-hover:#373043;--invalid:#f2a7b88c;--error:#f2a7b8;--label:#dad4e3;--mono:ui-monospace,SFMono-Regular,Consolas,monospace}

/* reference base */
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);line-height:1.6;overflow-wrap:break-word}
a{color:inherit;text-decoration:none}
button{font:inherit}
a,button{-webkit-tap-highlight-color:transparent}
a:focus-visible,button:focus-visible{outline:2px solid var(--mint);outline-offset:7px}
::selection{background:#63529a;color:white}
.skip{position:fixed;left:20px;top:-100px;background:white;color:#111;padding:12px;z-index:10}
.skip:focus{top:16px}

/* reference shell, header, brand, status pill, footer */
.site-shell{max-width:1320px;margin:auto;padding:0 56px;min-height:100svh;display:flex;flex-direction:column}
.header{min-height:110px;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line)}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:23px;font-weight:650;letter-spacing:-.9px}
.brand img{flex-shrink:0}
.muted-brand{background:linear-gradient(115deg,#56e8f4,#7277ff 48%,#bb65ef);background-clip:text;-webkit-background-clip:text;color:transparent}
.header-status{font-size:11px;color:#b8b8c3;display:flex;align-items:center;gap:9px;border:1px solid #2c2c39;border-radius:30px;padding:7px 13px}
.header-status i{display:inline-block;width:6px;height:6px;background:var(--mint);border-radius:50%;flex-shrink:0}
footer{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:30px 0 35px;color:#898491;font-size:10px;border-top:1px solid var(--line)}
.footer-brand{font-size:15px;gap:7px;letter-spacing:-.5px;color:#dad4e3}

/* stage: centred panel over the reference hub glow (#463177) with a faint brand-cyan tint */
main{flex:1;position:relative;isolation:isolate;display:flex;align-items:center;justify-content:center;padding:56px 0 64px}
main::before{content:"";position:absolute;z-index:-1;left:50%;top:50%;width:min(780px,100%);aspect-ratio:1;transform:translate(-50%,-50%);background:radial-gradient(closest-side,#46317738,transparent),radial-gradient(closest-side at 32% 38%,#56e8f40b,transparent);pointer-events:none}

/* panel: the reference card gradient, slightly translucent, with a hairline brand edge on top */
.auth-panel{position:relative;width:100%;max-width:440px;padding:38px 36px 36px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(140deg,#14131eeb,#0e0f15eb 75%);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:0 0 80px #9062eb22,0 30px 60px -30px #000c,inset 0 1px 0 #c1a4ff1a}
.auth-panel::before{content:"";position:absolute;top:-1px;left:28px;right:28px;height:1px;background:linear-gradient(90deg,transparent,#56e8f4 30%,#7277ff 55%,#bb65ef 80%,transparent);opacity:.6}
/* verification badge: the reference hub "core" tile in small */
.auth-badge{width:46px;height:46px;display:grid;place-items:center;margin:0 0 24px;border:1px solid #74629d6b;border-radius:13px;background:linear-gradient(145deg,#262136,#101016);box-shadow:0 0 28px #9062eb22,inset 0 1px 0 #c1a4ff27;color:#c4b0ff}

/* reference eyebrow, heading highlight, dot; derived sizes for a panel heading */
.eyebrow{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:10px;letter-spacing:2px;font-weight:500;color:var(--accent);margin:0 0 16px;display:flex;align-items:center;gap:10px}
.tiny-line{width:20px;height:1px;background:var(--accent)}
h1{font-size:clamp(26px,1.1vw + 18px,32px);font-weight:550;line-height:1.15;letter-spacing:-1.1px;margin:0 0 10px}
h1>span{background:linear-gradient(110deg,#7ed9f1,#9a8aff 48%,#c18bee);background-clip:text;-webkit-background-clip:text;color:transparent}
.auth-lead{margin:0 0 28px;font-size:14px;line-height:1.6;color:var(--muted)}
.dot{display:inline-block;width:6px;height:6px;background:var(--accent);border-radius:50%;flex-shrink:0}

/* messages */
.auth-message p{display:flex;align-items:flex-start;gap:10px;margin:0 0 22px;padding:11px 14px;border-radius:10px;font-size:13px;line-height:1.5}
.auth-message svg{flex-shrink:0;margin-top:1px}
.auth-error{color:var(--error);background:#f2a7b80d;border:1px solid #f2a7b833}
.auth-info{color:var(--muted);background:#ffffff05;border:1px solid var(--line)}
.auth-info .dot{margin-top:7px}

/* form and field shells */
.auth-form{display:flex;flex-direction:column;gap:20px}
.field{display:flex;flex-direction:column;gap:8px;container-type:inline-size}
.auth-form label{font-size:13px;font-weight:500;letter-spacing:-.1px;color:var(--label)}
.auth-form input{font:inherit}
.control{display:flex;align-items:center;gap:11px;height:50px;padding:0 15px;border:1px solid var(--field-line);border-radius:10px;background:var(--field);color:var(--muted);transition:border-color .2s,box-shadow .2s,color .2s}
.control svg{flex-shrink:0}
.control:hover{border-color:var(--field-hover)}
.control:has([aria-invalid="true"]){border-color:var(--invalid)}
.control:focus-within{border-color:transparent;background:linear-gradient(var(--field),var(--field)) padding-box,var(--brand) border-box;box-shadow:0 0 0 4px #7277ff1f;color:var(--accent)}
.control input{flex:1;min-width:0;height:100%;padding:0;border:0;outline:0;background:transparent;color:var(--text);font-size:16px}
.control input:-webkit-autofill{-webkit-text-fill-color:var(--text);caret-color:var(--text);box-shadow:0 0 0 40px var(--field) inset}

/* six-slot code: one real input (attributes unchanged) drawn over six decorative cells. Every length is in ch
   of the same monospace font, so digit n lands in cell n; the font size follows the field width. */
.otp{position:relative;width:23.25ch;max-width:100%;height:3.9ch;margin:0 auto;overflow:hidden;font-family:var(--mono);font-size:22px;font-size:clamp(16px,100cqi / 14.5,26px);font-weight:600}
.otp-cells{display:grid;grid-template-columns:repeat(6,3.25ch);gap:.75ch;height:100%}
.otp-cells span{border:1px solid var(--field-line);border-radius:10px;background:var(--field);transition:border-color .2s}
.otp:hover .otp-cells span{border-color:var(--field-hover)}
.otp:has([aria-invalid="true"]) .otp-cells span{border-color:var(--invalid)}
.otp:focus-within .otp-cells span{border-color:transparent;background:linear-gradient(var(--field),var(--field)) padding-box,var(--brand) border-box}
.auth-form input.code-input{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:3ch;position:absolute;top:0;left:0;width:27ch;height:100%;padding:0 0 0 1.125ch;border:0;border-radius:0;outline:0;background:transparent;color:var(--text);caret-color:var(--accent)}
.auth-form input.code-input:-webkit-autofill{-webkit-text-fill-color:var(--text);transition:background-color 0s 99999s}
.field-hint{margin:4px 0 0;text-align:center;font-size:12px;color:var(--muted)}

/* primary action: the brand gradient with dark text (contrast >= 5.4:1 on every stop) */
.button{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:50px;margin-top:6px;padding:0 20px;border:0;border-radius:10px;background:var(--brand);color:var(--bg);font-size:14px;font-weight:650;letter-spacing:-.1px;cursor:pointer;box-shadow:0 10px 30px -12px #7277ffa6,inset 0 1px 0 #ffffff40;transition:transform .2s,box-shadow .2s,filter .2s}
.button svg{transition:transform .2s}
.button:hover{transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 14px 34px -12px #7277ffcc,inset 0 1px 0 #ffffff4d}
.button:hover svg{transform:translateX(3px)}
.button:active{transform:translateY(0);filter:brightness(.95);box-shadow:0 6px 18px -10px #7277ff99}
.button:focus-visible{outline:2px solid var(--mint);outline-offset:3px}
.button:disabled{cursor:not-allowed;transform:none;filter:saturate(.3) brightness(.7);box-shadow:none}

/* forced colours: the gradient borders and halos disappear, so draw a system outline */
@media(forced-colors:active){.control:focus-within,.otp:focus-within{outline:2px solid CanvasText;outline-offset:2px}.otp-cells span{border-color:CanvasText}}

/* breakpoints: the reference widths (1050 / 760 / 360), plus phones, short landscape screens and wide screens */
@media(min-width:1500px){.auth-panel{max-width:460px}}
@media(max-width:1050px){.site-shell{padding:0 32px}}
@media(max-width:760px){.site-shell{padding:0 20px}.header{min-height:76px;gap:12px}.brand{font-size:19px}.brand img{width:31px;height:35px}main{padding:40px 0 36px}.auth-panel{padding:32px 26px 28px;border-radius:14px}footer{padding:22px 0 26px;flex-wrap:wrap;gap:14px;font-size:11px}footer>span:last-child{margin-left:auto}}
@media(max-width:480px){main{align-items:flex-start;padding:clamp(20px,5svh,40px) 0 28px}.auth-panel{padding:28px 20px 24px}.auth-lead{font-size:13.5px;margin-bottom:24px}.auth-badge{width:42px;height:42px;margin-bottom:20px}.header-status{padding:6px 11px}}
@media(max-width:360px){.site-shell{padding:0 14px}.brand{font-size:17px;gap:6px}.brand img{width:27px;height:30px}.header-status{display:none}.auth-panel{padding:24px 16px 20px}h1{font-size:24px}}
@media(max-height:560px) and (orientation:landscape){.header{min-height:60px}main{align-items:flex-start;padding:16px 0 20px}.auth-panel{padding:24px 28px}.auth-badge{display:none}.auth-lead{margin-bottom:18px}footer{padding:14px 0}}

/* reference reduced motion */
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}