.signin-modal__overlay{position:fixed;inset:0;z-index:600;display:flex;align-items:center;justify-content:center;padding:var(--space-6,24px)}.signin-modal__backdrop{position:absolute;inset:0;border:none;background:rgba(4,8,18,.72);cursor:pointer}.signin-modal{position:relative;z-index:1;width:min(480px,100%);max-height:min(92vh,800px);overflow:auto;border-radius:var(--radius-lg,16px);border:1px solid var(--border,rgba(35,53,85,.95));background:var(--card,rgba(17,26,46,.96));box-shadow:0 28px 72px rgba(0,0,0,.55);padding:var(--space-5,24px) var(--space-5,24px) var(--space-4,16px);color:var(--text,#e5ecf8)}.signin-modal__header{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-3,12px);margin-bottom:var(--space-4,16px)}.signin-modal__title{margin:0;font-size:var(--font-md,20px);font-weight:650;letter-spacing:-.02em}.signin-modal__sub{margin:var(--space-1,6px) 0 0;font-size:var(--font-sm,13px);line-height:1.5;color:var(--muted,#9aa7bf)}.signin-modal__close{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--border,#233555);border-radius:var(--radius-sm,8px);background:rgba(11,18,32,.65);color:var(--muted,#9aa7bf);font-size:var(--font-md,20px);line-height:1;cursor:pointer}.signin-modal__error{margin-bottom:var(--space-3,14px);padding:var(--space-2,9px) var(--space-3,11px);border-radius:var(--radius-sm,7px);border:1px solid rgba(248,113,113,.2);background:rgba(248,113,113,.07);color:var(--danger,#f87171);font-size:var(--font-xs,12px)}.signin-modal__divider{display:flex;align-items:center;gap:var(--space-2,10px);margin:var(--space-4,18px) 0 var(--space-3,14px)}.signin-modal__divider-line{flex:1 1;height:1px;background:var(--border,#233555)}.signin-modal__divider-label{font-size:var(--font-xs,10px);font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:rgba(154,167,191,.4)}.signin-modal__oauth-stack{display:flex;flex-direction:column;gap:var(--space-2,8px)}.signin-oauth-btn.signin-modal__oauth-btn{display:flex;align-items:center;gap:var(--space-3,14px);width:100%;height:52px;padding:0 var(--space-4,18px);border-radius:var(--radius-md,10px);border:1px solid rgba(28,47,78,.9);background:rgba(15,26,50,.65);color:#dce8f4;font-family:inherit;font-size:var(--font-base,15px);font-weight:600;cursor:pointer}.signin-oauth-btn.signin-modal__oauth-btn:hover{border-color:rgba(196,162,106,.28)}.signin-modal__oauth-btn span{flex:1 1;text-align:left}.signin-modal__otc-toggle{margin-top:var(--space-3,14px);width:100%;border:none;background:none;color:var(--muted,#9aa7bf);font-family:inherit;font-size:var(--font-xs,12px);font-weight:500;text-decoration:underline;cursor:pointer}.signin-modal__otc{display:flex;flex-direction:column;gap:var(--space-2,10px)}.signin-modal__otc-heading{margin:0;font-size:var(--font-md,18px);font-weight:650}.signin-modal__otc-sub,.signin-modal__sent-note{margin:0;font-size:var(--font-sm,13px);line-height:1.5;color:var(--muted,#9aa7bf)}.signin-modal__label{font-size:var(--font-xs,10px);font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:rgba(154,167,191,.6)}.signin-modal__input{font-family:inherit;font-size:var(--font-base,15px);color:var(--text,#e5ecf8);background:rgba(11,18,32,.65);border:1px solid var(--border,#233555);border-radius:var(--radius-sm,7px);padding:var(--space-2,10px) var(--space-3,12px)}.signin-modal__input--code{letter-spacing:.3em;text-align:center}.signin-modal__primary-btn{padding:var(--space-3,12px) var(--space-4,16px);border-radius:var(--radius-sm,8px);border:1px solid rgba(196,162,106,.35);background:linear-gradient(160deg,var(--accent,#d4b47a),color-mix(in srgb,var(--accent,#b8924a) 82%,black));color:#1a0e04;font-size:var(--font-sm,14px);font-weight:650;cursor:pointer;font-family:inherit}.signin-modal__link-btn{background:none;border:none;color:var(--accent,#c4a26a);font-size:var(--font-xs,12px);cursor:pointer;padding:0;font-family:inherit;text-align:left}.signin-modal__back-row{margin-top:var(--space-2,8px);padding-top:var(--space-3,12px);border-top:1px solid var(--border,rgba(35,53,85,.55))}