body.nexus-preview { isolation: isolate; --accent: var(--personal-accent); --accent-deep: color-mix(in srgb,var(--personal-accent) 75%,#080a10); --accent-text: color-mix(in srgb,var(--personal-accent) 46%,#fff); --accent-soft: color-mix(in srgb,var(--personal-accent) 14%,transparent); }
.forum-pattern-layer { position: fixed; inset: 0; pointer-events: none; z-index: -1; opacity: .32; background-size: 680px 680px; }
.forum-pattern-none .forum-pattern-layer { background-image: none; }
.forum-pattern-aurora .forum-pattern-layer { background-image: radial-gradient(ellipse at 20% 0%,color-mix(in srgb,var(--accent) 35%,transparent),transparent 62%),radial-gradient(ellipse at 100% 80%,#30776866,transparent 58%); background-size: 140% 140%; }
.forum-pattern-orbit .forum-pattern-layer { background-image: repeating-radial-gradient(ellipse at 90% 10%,transparent 0 70px,color-mix(in srgb,var(--accent) 30%,transparent) 71px 72px,transparent 73px 120px); }
.forum-pattern-grid .forum-pattern-layer { background-image: linear-gradient(color-mix(in srgb,var(--accent) 22%,transparent) 1px,transparent 1px),linear-gradient(90deg,color-mix(in srgb,var(--accent) 22%,transparent) 1px,transparent 1px); background-size: 38px 38px; }
.forum-pattern-sunset .forum-pattern-layer { background-image: radial-gradient(ellipse at 100% 0,#ca744766,transparent 65%),linear-gradient(150deg,color-mix(in srgb,var(--accent) 25%,transparent),transparent 65%); background-size: 140% 140%; }
.forum-pattern-waves .forum-pattern-layer { background-image: repeating-linear-gradient(140deg,transparent 0 55px,color-mix(in srgb,var(--accent) 24%,transparent) 56px 57px,transparent 58px 100px); }
.pattern-motion .forum-pattern-layer { animation: forum-pattern-drift 22s ease-in-out infinite alternate; }
@keyframes forum-pattern-drift { to { background-position: 45px 35px; } }
.nexus-preview .btn-primary { background: linear-gradient(115deg,var(--button-accent),color-mix(in srgb,var(--button-accent) 90%,#16111f)); color: #fff; }
.nexus-preview .btn-primary:hover { filter: brightness(1.02); }
.nexus-preview .settings-layout { width: 100%; max-width: 1220px; margin-inline: auto; display: grid; grid-template-columns: minmax(0,1fr); gap: 20px; align-items: start; }
.nexus-preview .settings-sidebar { position: static; min-width: 0; padding: 6px; }
.nexus-preview .settings-sidebar-heading { display: none; }
.nexus-preview .settings-nav { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: thin; padding: 2px; }
.nexus-preview .settings-nav > a { flex: 0 0 auto; padding: 12px 14px; border-radius: 10px; min-height: 44px; gap: 10px; font-size: 14px; }
.nexus-preview .settings-panel { min-width: 0; width: 100%; padding: 0; overflow: hidden; }
.nexus-preview .settings-panel > .panel-head { display: flex; flex-wrap: wrap; align-items: start; gap: 16px; padding: 24px 20px; margin: 0; }
.nexus-preview .settings-panel > .panel-head .panel-title { font-size: clamp(22px,2vw,28px); line-height: 1.25; font-weight: 700; letter-spacing: -.025em; }
.nexus-preview .settings-panel .panel-subtitle { margin-top: 8px; font-size: 14px; line-height: 1.6; color: var(--text-2); max-width: 64ch; }
.nexus-preview .settings-content { display: grid; gap: 24px; padding: 24px 20px; }
.nexus-preview .settings-card { padding: 20px; border-radius: 14px; min-width: 0; }
.nexus-preview .settings-panel .form-hint,.nexus-preview .settings-panel .field-hint { margin: 0; font-size: 13px; line-height: 1.6; max-width: 65ch; }
.nexus-preview .settings-card > div > b,.nexus-preview .settings-card .field-label { line-height: 1.5; }
.nexus-preview .settings-card .stack-form,.nexus-preview .settings-card.stack-form { gap: 14px; }
.nexus-preview .settings-form { width: 100%; max-width: none; }
.nexus-preview .settings-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.nexus-preview .settings-profile-grid { gap: 20px; }
.nexus-preview .profile-id-input { display: flex; align-items: stretch; padding: 0; overflow: hidden; border: 1px solid var(--hairline); border-radius: 10px; background: var(--fill); }
.nexus-preview .profile-id-input:focus-within { border-color: var(--accent); box-shadow: var(--focus); }
.nexus-preview .profile-id-prefix { display: flex; align-items: center; justify-content: center; padding: 0 14px; color: var(--text-3); background: var(--fill); font-size: 14px; flex: 0 0 auto; }
.nexus-preview .profile-id-input > input { min-width: 0; width: 100%; border: 0; box-shadow: none; border-radius: 0; background: transparent; padding: 12px; }
.nexus-preview .settings-panel .decoration-grid { padding: 24px 20px; gap: 16px; grid-template-columns: repeat(auto-fit,minmax(min(100%,210px),1fr)); }
.nexus-preview .settings-panel .decoration-card { padding: 20px; gap: 16px; min-width: 0; }
.nexus-preview .section-heading { display: grid; gap: 8px; margin: 0; }
.nexus-preview .section-heading h2,.nexus-preview .email-verification-card h2 { font-size: 19px; line-height: 1.35; font-weight: 600; margin: 0; }
.nexus-preview .section-heading p,.nexus-preview .email-verification-card > p { font-size: 14px; color: var(--text-2); line-height: 1.65; max-width: 65ch; }
.settings-section { display: grid; gap: 20px; }
.settings-section + .settings-section { padding-top: 28px; border-top: 1px solid var(--hairline); }
.appearance-fieldset { margin: 0; padding: 0; border: 0; min-width: 0; }
.theme-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 14px; }
.theme-option,.pattern-option { position: relative; display: grid; gap: 14px; padding: 14px; min-width: 0; border: 1px solid var(--hairline); border-radius: 14px; cursor: pointer; background: var(--fill); transition: border-color .16s,background-color .16s; }
.theme-option:hover,.pattern-option:hover { background-color: var(--fill-2); }
.theme-option:has(input:checked),.pattern-option:has(input:checked) { border-color: var(--accent); background-color: var(--accent-soft); }
.theme-option:has(input:focus-visible),.pattern-option:has(input:focus-visible) { outline: 2px solid var(--accent-text); outline-offset: 3px; }
.theme-option input,.pattern-option input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.theme-swatch { height: 96px; padding: 14px; display: grid; grid-template-columns: 26px 1fr; grid-template-rows: 14px 1fr; gap: 7px; border-radius: 9px; }
.theme-swatch > i { background: #ffffff20; border-radius: 4px; }
.theme-swatch > i:first-child { grid-row: 1 / 3; }
.theme-option-copy { display: grid; gap: 5px; padding-right: 24px; }
.theme-option-copy b,.pattern-option b { font-size: 14px; font-weight: 600; line-height: 1.45; }
.theme-option-copy small { font-size: 12px; color: var(--text-2); line-height: 1.5; }
.theme-check { position: absolute; right: 14px; bottom: 16px; width: 18px; height: 18px; color: var(--accent-text); opacity: 0; }
.theme-option:has(input:checked) .theme-check,.pattern-option:has(input:checked) .theme-check { opacity: 1; }
.pattern-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
.pattern-option { padding: 12px; gap: 10px; }
.pattern-option b { padding-right: 20px; }
.pattern-swatch { height: 64px; background-color: var(--surface); border-radius: 8px; }
.pattern-swatch-aurora { background-image: radial-gradient(ellipse at 15% 15%,#a99bff70,transparent 65%),radial-gradient(ellipse at 95% 90%,#3f918066,transparent 65%); }
.pattern-swatch-orbit { background-image: repeating-radial-gradient(ellipse at 90% 5%,transparent 0 22px,#a99bff50 23px 24px,transparent 25px 37px); }
.pattern-swatch-grid { background-image: linear-gradient(#a99bff30 1px,transparent 1px),linear-gradient(90deg,#a99bff30 1px,transparent 1px); background-size: 14px 14px; }
.pattern-swatch-sunset { background-image: linear-gradient(140deg,#653d8755,#ca744777); }
.pattern-swatch-waves { background-image: repeating-linear-gradient(140deg,transparent 0 16px,#a99bff50 17px 18px,transparent 19px 30px); }
.theme-tuning-controls { display: grid; gap: 14px; }
.accent-control { display: flex; align-items: center; gap: 14px; padding: 16px; border: 1px solid var(--hairline); border-radius: 12px; }
.accent-control input[type=color] { width: 52px; height: 44px; padding: 4px; border-radius: 9px; cursor: pointer; }
.accent-control > span { display: grid; gap: 4px; }
.accent-control small { font-size: 12px; color: var(--text-3); }
.settings-savebar { display: flex; align-items: center; flex-wrap: wrap; justify-content: space-between; gap: 16px; border-top: 1px solid var(--hairline); padding-top: 24px; }
.settings-savebar p { font-size: 13px; line-height: 1.5; color: var(--text-3); flex: 1 1 220px; }
.account-summary { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.account-summary-icon { color: var(--accent-text); width: 42px; height: 42px; display: grid; place-items: center; background: var(--accent-soft); border-radius: 12px; }
.account-summary-icon svg { width: 21px; height: 21px; }
.account-summary > div { flex: 1; min-width: 0; display: grid; gap: 8px; }
.account-summary h2 { font-size: 17px; overflow-wrap: anywhere; line-height: 1.45; }
.account-summary p { color: var(--text-2); font-size: 13px; line-height: 1.6; }
.email-verification-card { display: grid; gap: 16px; max-width: 650px; }
.email-verification-card .verification-code { max-width: 270px; }
.settings-info { font-size: 13px; color: var(--text-3); line-height: 1.6; }
.session-cards { display: grid; gap: 16px; }
.session-card { display: flex; align-items: flex-start; flex-wrap: wrap; gap: 16px; min-width: 0; padding: 20px; background: var(--fill); border: 1px solid var(--hairline); border-radius: 14px; }
.session-card.is-current { background: var(--accent-soft); }
.session-device-icon { display: grid; place-items: center; flex: 0 0 44px; width: 44px; height: 44px; border-radius: 12px; background: var(--fill-2); color: var(--text-2); }
.session-device-icon svg { width: 23px; height: 23px; }
.session-info { flex: 1 1 190px; min-width: 0; }
.session-title { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.session-title h2 { font-size: 16px; line-height: 1.5; }
.session-browser { color: var(--text-2); font-size: 13px; margin-top: 4px; }
.session-details { display: grid; grid-template-columns: minmax(0,1fr); gap: 14px; margin-top: 20px; }
.session-details > div { display: grid; gap: 5px; }
.session-details dt { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text-3); }
.session-details dt svg { width: 14px; height: 14px; }
.session-details dd { font-size: 13px; line-height: 1.5; overflow-wrap: anywhere; }
.session-action { margin-left: auto; }
@media(min-width:600px) { .nexus-preview .settings-content { padding: 28px; } .nexus-preview .settings-panel > .panel-head { padding: 28px; } .nexus-preview .settings-panel .decoration-grid { padding: 28px; } .pattern-grid { grid-template-columns: repeat(3,minmax(0,1fr)); } .session-details { grid-template-columns: repeat(2,minmax(0,1fr)); } .theme-tuning-controls { grid-template-columns: repeat(2,minmax(0,1fr)); } }
@media(min-width:1000px) { .nexus-preview .settings-layout { grid-template-columns: 210px minmax(0,1fr); gap: 24px; } .nexus-preview .settings-sidebar { position: sticky; top: 24px; padding: 12px; } .nexus-preview .settings-sidebar-heading { display: grid; padding: 14px 12px 20px; } .nexus-preview .settings-nav { display: grid; overflow: visible; } .nexus-preview .settings-nav > a { width: 100%; } }
@media(max-width:380px) { .theme-grid { grid-template-columns: minmax(0,1fr); } .nexus-preview .settings-content { padding: 20px 16px; } .nexus-preview .settings-panel > .panel-head { padding: 20px 16px; } .nexus-preview .settings-card { padding: 16px; } .session-card { padding: 16px; } .session-info { flex-basis: 150px; } }
@media(prefers-reduced-motion:reduce) { .pattern-motion .forum-pattern-layer { animation: none; } }