:root{--portal-bg:220 33% 98%;--portal-hero-from:218 100% 35%;--portal-hero-via:218 86% 48%;--portal-hero-to:244 73% 57%;--portal-border:220 25% 91%}.dark{--portal-bg:222 28% 8%;--portal-border:220 15% 18%;--portal-hero-from:218 100% 62%;--portal-hero-via:220 87% 66%;--portal-hero-to:245 75% 69%}.portal-hero{background:radial-gradient(80% 60% at 100% 0,hsl(var(--portal-hero-from)/.18),transparent 70%),radial-gradient(60% 50% at 0 100%,hsl(var(--portal-hero-to)/.18),transparent 70%),linear-gradient(135deg,hsl(var(--portal-hero-from)),hsl(var(--portal-hero-via)),hsl(var(--portal-hero-to)))}.portal-hero-text{background:linear-gradient(135deg,hsl(var(--portal-hero-from)),hsl(var(--portal-hero-to)));-webkit-background-clip:text;background-clip:text;color:transparent}.portal-card{border:1px solid hsl(var(--portal-border));background:white;border-radius:1.25rem;box-shadow:0 1px 0 0 hsl(220 25% 91%/.4),0 8px 24px -16px hsl(222 47% 11%/.08)}.dark .portal-card{background:hsl(222 28% 11%)}.portal-card-hover{transition:transform .2s cubic-bezier(.4,0,.2,1),box-shadow .2s cubic-bezier(.4,0,.2,1),border-color .2s cubic-bezier(.4,0,.2,1)}.portal-card-hover:hover{transform:translateY(-2px);border-color:hsl(var(--portal-hero-via)/.35);box-shadow:0 1px 0 0 hsl(var(--portal-hero-via)/.15),0 12px 32px -16px hsl(var(--portal-hero-via)/.25)}.portal-bottom-nav{backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}.portal-bg-stripes:before{content:"";position:absolute;inset:0;background-image:radial-gradient(40rem 40rem at 50% -10%,hsl(var(--portal-hero-from)/.08),transparent 60%),radial-gradient(30rem 30rem at -5% 100%,hsl(var(--portal-hero-to)/.08),transparent 60%);pointer-events:none}.portal-auth-bg{background:radial-gradient(60rem 50rem at 100% -10%,hsl(var(--portal-hero-via)/.1),transparent 65%),radial-gradient(45rem 40rem at -10% 110%,hsl(var(--portal-hero-to)/.1),transparent 70%),linear-gradient(180deg,hsl(220 33% 99%) 0,hsl(220 33% 96%) 100%)}.dark .portal-auth-bg{background:radial-gradient(60rem 50rem at 100% -10%,hsl(var(--portal-hero-via)/.18),transparent 65%),radial-gradient(45rem 40rem at -10% 110%,hsl(var(--portal-hero-to)/.16),transparent 70%),linear-gradient(180deg,hsl(222 30% 7%) 0,hsl(222 28% 5%) 100%)}.portal-auth-card{background:rgba(255,255,255,.85);border:1px solid hsl(var(--portal-border));border-radius:1.5rem;backdrop-filter:blur(20px) saturate(140%);-webkit-backdrop-filter:blur(20px) saturate(140%);box-shadow:0 1px 0 0 rgba(255,255,255,.6) inset,0 1px 2px 0 rgba(15,23,42,.04),0 12px 40px -12px rgba(15,23,42,.1),0 24px 80px -24px hsl(var(--portal-hero-via)/.12)}.dark .portal-auth-card{background:rgba(17,22,32,.7);border-color:hsl(220 15% 22%);box-shadow:0 1px 0 0 rgba(255,255,255,.04) inset,0 1px 2px 0 rgba(0,0,0,.4),0 12px 40px -12px rgba(0,0,0,.5),0 24px 80px -24px hsl(var(--portal-hero-via)/.25)}.portal-auth-input{width:100%;height:3rem;padding-left:2.625rem;padding-right:.875rem;border-radius:.75rem;background:hsl(var(--portal-bg));border:1px solid hsl(var(--portal-border));font-size:.9rem;transition:border-color .18s ease,box-shadow .18s ease,background .18s ease}.portal-auth-input::-moz-placeholder{color:hsl(220 10% 60%)}.portal-auth-input::placeholder{color:hsl(220 10% 60%)}.portal-auth-input:hover{border-color:hsl(var(--portal-hero-via)/.35)}.portal-auth-input:focus{outline:none;border-color:hsl(var(--portal-hero-via));background:hsl(0 0% 100%);box-shadow:0 0 0 4px hsl(var(--portal-hero-via)/.12),0 1px 2px 0 rgba(15,23,42,.04)}.dark .portal-auth-input{background:hsl(222 28% 9%)}.dark .portal-auth-input:focus{background:hsl(222 28% 11%);box-shadow:0 0 0 4px hsl(var(--portal-hero-via)/.18),0 1px 2px 0 rgba(0,0,0,.4)}.portal-auth-cta{width:100%;height:3rem;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;border-radius:.75rem;font-size:.9rem;font-weight:600;color:white;background:linear-gradient(180deg,hsl(var(--portal-hero-via)) 0,hsl(var(--portal-hero-from)) 100%);box-shadow:0 1px 0 0 rgba(255,255,255,.18) inset,0 -1px 0 0 rgba(0,0,0,.12) inset,0 1px 2px 0 rgba(15,23,42,.08),0 8px 24px -8px hsl(var(--portal-hero-via)/.45);transition:transform .12s ease,box-shadow .18s ease,filter .18s ease}.portal-auth-cta:hover{filter:brightness(1.05);box-shadow:0 1px 0 0 rgba(255,255,255,.18) inset,0 -1px 0 0 rgba(0,0,0,.12) inset,0 1px 2px 0 rgba(15,23,42,.08),0 12px 28px -8px hsl(var(--portal-hero-via)/.55)}.portal-auth-cta:active{transform:translateY(1px)}.portal-auth-cta:disabled{opacity:.55;cursor:not-allowed}.portal-auth-icon{position:absolute;left:.95rem;top:50%;transform:translateY(-50%);height:1rem;width:1rem;color:hsl(220 9% 50%);pointer-events:none}.dark .portal-auth-icon{color:hsl(220 6% 55%)}