.membership-entry,.membership-secondary{font:inherit;color:var(--text-secondary,#adb9cd);background:transparent;border:0;padding:10px;min-height:44px;cursor:pointer}
.membership-entry{font-size:12px;white-space:nowrap}
.membership-dialog{box-sizing:border-box;width:min(560px,calc(100% - 32px));max-height:min(780px,calc(100dvh - 40px));overflow:hidden;padding:0;border:1px solid var(--line,#39475c);border-radius:18px;background:var(--surface,#111827);color:var(--text-primary,#e8edf5);font:15px/1.65 system-ui,sans-serif;box-shadow:0 24px 80px rgb(0 0 0/.3)}
.membership-dialog[open]{display:flex;flex-direction:column}
.membership-dialog::backdrop{background:rgb(5 11 22/.72)}
.membership-header{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-shrink:0;padding:20px 24px;border-bottom:1px solid rgb(173 185 205/.12)}
.membership-dialog h2{font-size:22px;line-height:1.35;font-weight:600;margin:0;min-width:0}
.membership-close{display:grid;place-items:center;flex-shrink:0;width:44px;height:44px;padding:0;border:1px solid transparent;border-radius:10px;color:var(--text-secondary,#adb9cd);background:transparent;cursor:pointer}
.membership-close:hover{background:rgb(173 185 205/.08);color:var(--text-primary,#e8edf5)}
.membership-close svg{width:20px;height:20px}
.membership-body{min-height:0;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:var(--line,#39475c) transparent;padding:24px}
.membership-description{margin:0 0 20px;color:var(--text-secondary,#adb9cd)}
.membership-body>p:not([class]){margin:0 0 20px}
.membership-test{margin:0 0 20px;padding:8px 12px;border:1px solid rgb(233 188 105/.16);border-radius:8px;background:rgb(233 188 105/.04);color:var(--accent-gold,#e9bc69);font-size:12px;line-height:1.6}
.membership-identity{display:flex;align-items:center;gap:12px;margin-bottom:20px;min-width:0}
.membership-avatar{width:42px;height:42px;display:grid;place-items:center;flex-shrink:0;border:1px solid rgb(173 155 218/.24);border-radius:50%;color:#baa9e7;background:rgb(117 80 201/.1)}
.membership-avatar svg{width:22px;height:22px}
.membership-identity>div:last-child{min-width:0}
.membership-email{margin:0;font-size:15px;font-weight:500;overflow-wrap:anywhere}
.membership-verified{margin:2px 0 0;font-size:12px;color:var(--text-secondary,#adb9cd)}
.membership-card{padding:20px;border:1px solid var(--line,#39475c);border-radius:12px;background:var(--surface-raised,#1b2536)}
.membership-card.is-active{border-color:rgb(233 188 105/.28);background:rgb(233 188 105/.035)}
.membership-card-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}
.membership-tier{font-size:14px;font-weight:500;color:var(--accent-gold,#e9bc69)}
.membership-badge{display:inline-flex;align-items:center;gap:6px;flex-shrink:0;padding:3px 9px;border-radius:20px;background:rgb(173 185 205/.08);font-size:11px;color:var(--text-secondary,#adb9cd)}
.membership-badge.is-active{color:#8bd7bb;background:rgb(74 169 130/.1)}
.membership-badge.is-active::before{content:'';width:5px;height:5px;border-radius:50%;background:currentColor}
.membership-expiry{display:flex;flex-direction:column;gap:3px;margin-top:20px}
.membership-expiry>span{font-size:12px;color:var(--text-secondary,#adb9cd)}
.membership-expiry time{font-size:24px;line-height:1.4;font-weight:500;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.membership-benefits{margin:12px 0 0;color:var(--text-secondary,#adb9cd);font-size:12px;line-height:1.8}
.membership-renew{margin-top:18px;border-top:1px solid rgb(173 185 205/.14)}
.membership-renew>summary{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:48px;padding:8px 0 0;cursor:pointer;font-size:13px;color:#c5b3ef}
.membership-renew-controls{padding-top:8px}
.membership-renew-note{margin:0;color:var(--text-secondary,#adb9cd);font-size:12px;line-height:1.8}
.membership-field{margin:18px 0 12px}
.membership-field label{display:block;margin-bottom:7px;font-size:13px;color:var(--text-secondary,#adb9cd)}
.membership-field input,.membership-field select{box-sizing:border-box;width:100%;min-height:48px;border:1px solid var(--line,#39475c);border-radius:8px;background:var(--surface-input,#141d2d);color:var(--text-primary,#e8edf5);padding:10px 12px;font:inherit}
/* Safari's native menulist can ignore min-height and padding. Keep the native
   select interaction, but render its box and indicator consistently. */
.membership-field select,#public-currency{-webkit-appearance:none;appearance:none;box-sizing:border-box;height:48px;padding:0 40px 0 12px;line-height:normal;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23adb9cd' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;background-size:16px 16px}
@media(forced-colors:active){.membership-field select,#public-currency{-webkit-appearance:auto;appearance:auto;background-image:none}}
.membership-primary{display:block;box-sizing:border-box;min-height:48px;width:100%;padding:12px 18px;margin:18px 0 8px;border:0;border-radius:8px;background:var(--action,#7550c9);color:#fff;font:inherit;cursor:pointer}
.membership-primary:hover{background:var(--action-hover,#6440b4)}
.membership-history{margin-top:20px;border-top:1px solid rgb(173 185 205/.14)}
.membership-history>summary{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:56px;cursor:pointer}
.membership-history-title{display:flex;align-items:center;gap:9px;font-size:14px;font-weight:500}
.membership-count{min-width:20px;box-sizing:border-box;padding:1px 6px;border-radius:5px;background:rgb(173 185 205/.08);color:var(--text-secondary,#adb9cd);font-size:11px;text-align:center;font-variant-numeric:tabular-nums}
.membership-renew>summary,.membership-history>summary,.membership-order>summary{list-style:none;border-radius:5px}
.membership-renew>summary::-webkit-details-marker,.membership-history>summary::-webkit-details-marker,.membership-order>summary::-webkit-details-marker{display:none}
.membership-renew>summary>svg,.membership-history>summary>svg,.membership-order>summary>svg{width:18px;height:18px;flex-shrink:0;color:var(--text-secondary,#adb9cd)}
.membership-renew[open]>summary>svg,.membership-history[open]>summary>svg,.membership-order[open]>summary>svg{transform:rotate(180deg)}
.membership-orders{list-style:none;margin:0;padding:0}
.membership-orders li+li{border-top:1px solid rgb(173 185 205/.12)}
.membership-order>summary{display:flex;align-items:center;gap:12px;padding:13px 0;cursor:pointer}
.membership-order-main{display:flex;flex-direction:column;gap:3px;flex:1;min-width:0}
.membership-order-date{font-size:13px;font-variant-numeric:tabular-nums}
.membership-order-reference{font-size:11px;color:var(--text-secondary,#adb9cd);font-variant-numeric:tabular-nums}
.membership-order-status{font-size:11px;white-space:nowrap;padding:3px 8px;border-radius:5px;color:var(--text-secondary,#adb9cd);background:rgb(173 185 205/.07)}
.membership-order-status[data-status=paid]{color:#8bd7bb;background:rgb(74 169 130/.08)}
.membership-order-status[data-status=pending]{color:var(--accent-gold,#e9bc69);background:rgb(233 188 105/.07)}
.membership-order-info{padding:0 0 14px;color:var(--text-secondary,#adb9cd);font-size:11px}
.membership-order-id{display:block;margin-top:5px;overflow-wrap:anywhere;font-size:11px;line-height:1.6;user-select:all}
.membership-empty{font-size:13px;color:var(--text-secondary,#adb9cd);margin:0 0 16px}
.membership-note{margin:12px 0 0;font-size:13px;line-height:1.7;color:var(--text-secondary,#adb9cd)}
.membership-note:empty{display:none}
.membership-note[role=alert]{color:#f3a8a8}
.membership-footer{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:0 12px;flex-shrink:0;padding:10px 24px;border-top:1px solid rgb(173 185 205/.12)}
.membership-legal{display:flex;flex-wrap:wrap;gap:0 16px}
.membership-legal a{display:inline-flex;align-items:center;min-height:44px;font-size:12px;color:var(--text-secondary,#adb9cd);text-decoration:none}
.membership-legal a:hover{text-decoration:underline;text-underline-offset:3px}
.membership-logout{font-size:12px;padding:8px 0;margin-left:auto}
.membership-send{border:1px solid var(--line,#39475c);border-radius:8px;padding:8px 14px;font-size:13px}
.membership-restore{display:block;margin:0 auto;font-size:13px}
.membership-dialog button:disabled{opacity:.55;cursor:wait}
.membership-dialog :focus-visible,.membership-gate :focus-visible,.membership-entry:focus-visible{outline:2px solid var(--focus,#c4b5fd);outline-offset:3px}
.membership-gate{padding:20px 0;border-top:1px solid var(--line,#39475c);margin-top:24px;max-width:520px}
.membership-gate h3{font-size:18px;margin:0}
.membership-gate p{color:var(--text-secondary,#adb9cd)}
.membership-gate .membership-primary{width:auto}
.membership-trial-count{color:var(--text-secondary,#adb9cd);font-size:12px;padding:0 20px}
.public-section>[data-member-purchase]{max-width:320px}
.membership-security{max-width:calc(100vw - 32px);padding:24px;background:var(--surface,#111827);color:var(--text-primary,#e8edf5);border:1px solid var(--line,#39475c);border-radius:12px}
.membership-security::backdrop{background:rgb(5 11 22/.72)}
.membership-security button{min-height:44px;padding:8px 14px;margin-top:12px;background:transparent;color:inherit;border:1px solid var(--line,#39475c);border-radius:8px}
.membership-entry[hidden],.membership-primary[hidden]{display:none}
@media(max-width:767px){.membership-entry{padding:8px;font-size:11px}}
@media(max-width:480px){.membership-dialog{width:calc(100% - 24px);max-height:calc(100dvh - 24px);border-radius:16px}.membership-header{padding:14px 18px}.membership-dialog h2{font-size:20px}.membership-body{padding:20px 18px}.membership-card{padding:16px}.membership-expiry time{font-size:22px}.membership-footer{padding:8px 18px}.membership-legal{gap:0 12px}}

/* Keep homepage navigation together; narrow phones use the same language links via a native select. */
.membership-entry>svg{display:block;width:18px;height:18px;flex-shrink:0}
#hero{position:relative}
#hero>header{position:absolute;inset:0 0 auto;width:100%;box-sizing:border-box;display:flex;flex-direction:row;align-items:center;justify-content:space-between;flex-wrap:nowrap;gap:16px}
#hero>header>a{flex:none;white-space:nowrap}
.home-header-actions{display:flex;align-items:center;justify-content:flex-end;flex-shrink:0;gap:14px;margin-left:auto}
.membership-entry:not([hidden]){display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:8px 12px;border:1px solid var(--line,#39475c);border-radius:24px;background:rgb(173 185 205/.035);font-size:13px}
#hero .membership-entry>svg{display:block;width:18px;height:18px;flex-shrink:0}
.membership-entry:hover{color:var(--text-primary,#e8edf5);border-color:rgb(173 155 218/.55)}
.home-language-picker{display:none}
@media(max-width:767px){
 #hero>header{display:flex;flex-direction:row;flex-wrap:nowrap;height:70px;gap:12px;align-items:center}
 .home-header-actions{gap:10px}
 .membership-entry:not([hidden]){width:44px;height:44px;padding:0}
 .membership-entry-label{display:none}
}
@media(max-width:480px){
 #hero .home-header-actions.has-language-picker>.lang-switcher{display:none}
 .home-language-picker{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:6px;flex-shrink:0;width:64px;height:44px;border:1px solid var(--line,#39475c);border-radius:24px;background:rgb(173 185 205/.035);color:var(--text-secondary,#adb9cd);font-size:12px}
 .home-language-picker>svg{width:14px;height:14px}
 .home-language-picker select{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer;font:inherit}
 .home-language-picker:focus-within{outline:2px solid var(--focus,#c4b5fd);outline-offset:3px}
 .home-header-actions{gap:8px}
}
@media(max-width:360px){#hero>header{gap:8px}#hero>header>a{font-size:14px;letter-spacing:.01em}}

.inner-header-actions{display:flex;align-items:center;justify-content:flex-end;flex-shrink:0;gap:14px;margin-left:auto}
.public-header nav{align-items:center;flex-wrap:nowrap}
/* Same dimensions, typography and selected color as the homepage language pill. */
.public-header .public-languages,.guide-page .guide-languages{display:flex;align-items:center;flex-wrap:nowrap;flex-shrink:0;gap:4px;padding:4px;border:1px solid rgb(173 185 205/.2);border-radius:9999px;background:rgb(17 24 39/.5);backdrop-filter:blur(4px)}
.public-header .public-languages a,.guide-page .guide-languages a{display:inline-flex;align-items:center;justify-content:center;min-width:32px;min-height:36px;padding:6px 12px;border-radius:9999px;color:var(--text-secondary,#adb9cd);background:transparent;font:400 12px/16px 'JetBrains Mono',monospace;white-space:nowrap;text-decoration:none;touch-action:manipulation;transition:background .15s,color .15s}
.public-header .public-languages a:hover,.guide-page .guide-languages a:hover{color:var(--text-primary,#e8edf5);text-decoration:none}
.public-header .public-languages a[aria-current="page"],.guide-page .guide-languages a[aria-current="page"]{background:var(--action,#7550c9);color:#fafaff;font-weight:500;text-decoration:none}
.public-header .public-languages a:focus-visible,.guide-page .guide-languages a:focus-visible{outline:none;box-shadow:0 0 0 2px var(--focus,#c4b5fd)}
.inner-language-picker{display:none}
@media(max-width:767px){
 .public-header .public-languages,.guide-page .guide-languages{padding:2px}
 .public-header .public-languages a,.guide-page .guide-languages a{padding:6px 8px;font-size:11px}
}

@media(max-width:767px){.inner-header-actions{gap:10px}.public-header{gap:12px}.public-header nav{gap:12px}}
@media(max-width:480px){
 .public-header{padding:18px 16px;gap:10px}
 .public-header .public-brand{font-size:16px;letter-spacing:.02em;white-space:nowrap}
 .public-header nav{gap:10px;font-size:12px}
 .guide-page .has-compact-language>.guide-languages,.public-header .has-compact-language>.public-languages{display:none}
 .inner-language-picker{position:relative;box-sizing:border-box;display:inline-flex;align-items:center;justify-content:center;gap:6px;flex-shrink:0;width:64px;height:44px;border:1px solid var(--line,#39475c);border-radius:24px;background:rgb(173 185 205/.035);color:var(--text-secondary,#adb9cd);font:12px/18px var(--font-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif)}
 .inner-language-picker>svg{width:14px;height:14px}
 .inner-language-picker select{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer;font:inherit}
 .inner-language-picker:focus-within{outline:none;box-shadow:0 0 0 2px var(--surface,#111827),0 0 0 4px var(--focus,#c4b5fd)}
 .guide-header{gap:8px}.inner-guide-actions{gap:8px}
}
@media(max-width:360px){.public-header .public-brand{font-size:15px}.guide-header .guide-brand{font-size:14px;letter-spacing:.01em}}
@media(min-width:768px){
 #global-header>div{gap:16px}
 #global-header .chart-header-center{position:static;transform:none;flex:1;min-width:0;justify-content:center}
 #global-header .chart-header-context{max-width:100%;min-width:0;overflow:hidden}
 #global-header .chart-header-context>span{flex-shrink:0}
 #global-header .chart-header-context .chart-header-user{flex-shrink:1;min-width:0;overflow:hidden;text-overflow:ellipsis}
 #global-header>div>div:last-child{flex-shrink:0}
}
@media(min-width:768px) and (max-width:1100px){
 #global-header .chart-header-brand-name,#global-header .chart-header-solar,#global-header .chart-header-type{display:none}
}

.membership-loading{min-height:120px;display:flex;align-items:center;justify-content:center;margin:0;color:var(--text-secondary,#adb9cd)}

.membership-send,.membership-logout,.membership-pay,.membership-dialog form>.membership-primary:not([hidden]){display:flex;align-items:center;justify-content:center;gap:8px}
.membership-dialog button.is-busy{cursor:wait}
.membership-dialog button:disabled:not(.is-busy){opacity:.55;cursor:not-allowed}
.membership-request-spinner{box-sizing:border-box;width:16px;height:16px;flex:0 0 16px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:membership-request-spin .75s linear infinite}
@keyframes membership-request-spin{to{transform:rotate(360deg)}}
@media(prefers-reduced-motion:reduce){.membership-request-spinner{animation:none}}
.membership-dialog .membership-close:focus{outline:none}
.membership-close:focus-visible{background:rgb(173 185 205/.08);color:var(--text-primary,#e8edf5)}