.auth-page{--auth-text-strong: #ffffff;--auth-text-medium: #d1d5db;--auth-text-body: #9ca3af;--auth-text-muted: #6b7280;--auth-purple: #c084fc;--auth-purple-soft: rgba(168,85,247,0.3);--auth-surface: rgba(255,255,255,0.05);--auth-surface-strong: rgba(255,255,255,0.08);--auth-gradient: linear-gradient(135deg,#667eea 0%,#764ba2 50%,#f093fb 100%);position: relative;min-height: 100vh;overflow: hidden}.auth-page__mesh{position: absolute;inset: 0;pointer-events: none;background: radial-gradient(circle at 12% 18%,rgba(168,85,247,0.2),transparent 26%),radial-gradient(circle at 86% 14%,rgba(59,130,246,0.16),transparent 28%),radial-gradient(circle at 50% 100%,rgba(236,72,153,0.12),transparent 34%)}.auth-page__grid{position: absolute;inset: 0;pointer-events: none;background-image: linear-gradient(rgba(255,255,255,0.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.03) 1px,transparent 1px);background-size: 72px 72px;mask-image: linear-gradient(to bottom,rgba(0,0,0,0.45),transparent 88%)}.auth-page__wrap{position: relative;max-width: 1120px;margin: 0 auto;padding: 1.5rem 1rem 3rem}.auth-page__intro{max-width: 680px;margin: 1.25rem auto 1.75rem;text-align: center}.auth-kicker{display: inline-flex;align-items: center;gap: 0.55rem;padding: 0.55rem 0.95rem;border-radius: 999px;border: 1px solid var(--auth-purple-soft);background: var(--auth-surface);color: #d8b4fe;font-size: 0.72rem;font-weight: 800;letter-spacing: 0.2em;text-transform: uppercase;backdrop-filter: blur(14px)}.auth-kicker::before{content: '';width: 0.55rem;height: 0.55rem;border-radius: 999px;background: linear-gradient(135deg,#22c55e,#a855f7);box-shadow: 0 0 16px rgba(34,197,94,0.55)}.auth-title{margin-top: 1rem;color: var(--auth-text-strong);font-size: clamp(2.2rem,5vw,4rem);font-weight: 900;line-height: 1.05;letter-spacing: -0.04em}.auth-title__gradient{background: var(--auth-gradient);-webkit-background-clip: text;background-clip: text;-webkit-text-fill-color: transparent}.auth-description{margin: 0.95rem auto 0;max-width: 560px;color: var(--auth-text-body);font-size: 1rem;line-height: 1.85}.auth-card{position: relative;max-width: 560px;margin: 0 auto;border-radius: 2rem;border: 1px solid rgba(168,85,247,0.16);background: linear-gradient(180deg,rgba(255,255,255,0.08),rgba(255,255,255,0.03)),rgba(10,14,26,0.82);backdrop-filter: blur(18px);box-shadow: 0 32px 90px rgba(2,6,23,0.42);overflow: hidden}.auth-card::before{content: '';position: absolute;inset: 0 1.5rem auto;height: 1px;background: linear-gradient(90deg,transparent,rgba(102,126,234,0.9),rgba(240,147,251,0.8),transparent)}.auth-card__inner{padding: 1.2rem}.auth-switcher{display: grid;grid-template-columns: repeat(2,minmax(0,1fr));gap: 0.55rem;padding: 0.4rem;border-radius: 1.25rem;background: rgba(255,255,255,0.035);border: 1px solid rgba(255,255,255,0.08)}.auth-switcher__link{display: inline-flex;align-items: center;justify-content: center;min-height: 2.75rem;border-radius: 1rem;color: var(--auth-text-body);font-size: 0.95rem;font-weight: 800;transition: all 0.22s ease}.auth-switcher__link:hover{color: var(--auth-text-strong)}.auth-switcher__link.is-active{color: var(--auth-text-strong);background: linear-gradient(135deg,rgba(102,126,234,0.22),rgba(118,75,162,0.18),rgba(240,147,251,0.14));box-shadow: inset 0 0 0 1px rgba(196,181,253,0.18),0 10px 22px rgba(15,23,42,0.16)}.auth-panel-title{margin-top: 1.25rem;color: var(--auth-text-strong);font-size: 1.55rem;font-weight: 900;letter-spacing: -0.03em;text-align: center}.auth-panel-description{margin-top: 0.45rem;color: var(--auth-text-body);font-size: 0.95rem;line-height: 1.75;text-align: center}.auth-separator{display: flex;align-items: center;gap: 0.9rem;margin: 1.3rem 0 1.15rem;color: rgba(156,163,175,0.86);font-size: 0.78rem;font-weight: 700;letter-spacing: 0.18em;text-transform: uppercase}.auth-separator::before,.auth-separator::after{content: '';flex: 1;height: 1px;background: linear-gradient(90deg,transparent,rgba(255,255,255,0.12),transparent)}.auth-field{margin-bottom: 1rem}.auth-field label{display: block;margin-bottom: 0.45rem;color: var(--auth-text-medium);font-size: 0.9rem;font-weight: 700}.auth-input{width: 100%;min-height: 3.15rem;border-radius: 1rem;border: 1px solid rgba(148,163,184,0.18);background: rgba(255,255,255,0.045);color: var(--auth-text-strong);padding: 0.9rem 1rem;transition: border-color 0.22s ease,background 0.22s ease,box-shadow 0.22s ease}.auth-input::placeholder{color: rgba(156,163,175,0.82)}.auth-input:focus{outline: none;border-color: rgba(167,139,250,0.76);background: rgba(255,255,255,0.08);box-shadow: 0 0 0 4px rgba(102,126,234,0.12)}.auth-check{display: flex;align-items: center;gap: 0.75rem;color: var(--auth-text-body);font-size: 0.9rem}.auth-submit{width: 100%;margin-top: 0.3rem;border-radius: 1rem;min-height: 3.2rem;font-size: 1rem;font-weight: 900}.auth-footer{margin-top: 1.35rem;text-align: center;color: var(--auth-text-body);font-size: 0.92rem}.auth-footer a,.auth-legal a{color: var(--auth-purple);font-weight: 700;transition: color 0.2s ease}.auth-footer a:hover,.auth-legal a:hover{color: var(--auth-text-strong)}.auth-optional{margin: 1rem 0;border-radius: 1rem;border: 1px solid rgba(255,255,255,0.08);background: rgba(255,255,255,0.04);overflow: hidden}.auth-optional summary{list-style: none;cursor: pointer;padding: 0.95rem 1rem;color: var(--auth-text-medium);font-size: 0.9rem;font-weight: 800;display: flex;align-items: center;justify-content: space-between}.auth-optional summary::-webkit-details-marker{display: none}.auth-optional summary::after{content: '+';color: var(--auth-purple);font-size: 1.1rem;font-weight: 900}.auth-optional[open] summary::after{content: '-'}.auth-optional__body{padding: 0 1rem 0.25rem}.auth-optional__grid{display: grid;gap: 0.95rem;padding-bottom: 0.9rem}.auth-legal{display: flex;align-items: flex-start;min-height: 44px;gap: 0.75rem;margin: 1.05rem 0 1.25rem;color: var(--auth-text-body);font-size: 0.88rem;line-height: 1.7}.auth-check{min-height: 44px}.auth-footer a{display: inline-flex;min-width: 44px;min-height: 44px;align-items: center}.auth-legal a{display: inline-flex;min-width: 44px;min-height: 44px;align-items: center;touch-action: manipulation}.auth-card input[type="checkbox"]:checked::after{content: '✓';position: absolute;top: 50%;left: 50%;transform: translate(-50%,-50%);color: white;font-size: 12px;font-weight: bold}@media (min-width: 640px){.auth-page__wrap{padding: 2rem 1.5rem 3.5rem}.auth-card__inner{padding: 1.5rem}.auth-optional__grid{grid-template-columns: repeat(2,minmax(0,1fr))}}