* { box-sizing: border-box; }
html { min-height: 100%; background: var(--portal-bg-deep); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--text-primary); }
body { min-height: 100vh; margin: 0; overflow-x: hidden; background: radial-gradient(circle at 52% 8%, color-mix(in srgb, var(--region-atmosphere) 72%, transparent), transparent 38%), radial-gradient(circle at 92% 26%, color-mix(in srgb, var(--region-secondary) 8%, transparent), transparent 24%), linear-gradient(145deg, #07121a 0%, var(--portal-bg) 52%, #03070b 100%); }
button, a { font: inherit; }
a { color: inherit; }
button { color: inherit; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }
.portal-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.portal-skip { position: fixed; z-index: var(--layer-critical); left: 1rem; top: -5rem; padding: .8rem 1rem; background: var(--text-primary); color: var(--portal-bg); border-radius: var(--radius-sm); text-decoration: none; }
.portal-skip:focus { top: 1rem; }
.portal-atmosphere { position: fixed; inset: 0; pointer-events: none; opacity: var(--region-field-strength); background-image: linear-gradient(color-mix(in srgb, var(--region-accent) 7%, transparent) 1px, transparent 1px), linear-gradient(90deg, color-mix(in srgb, var(--region-accent) 7%, transparent) 1px, transparent 1px), repeating-linear-gradient(0deg, transparent 0 7px, rgba(255,255,255,.01) 8px); background-size: var(--region-grid) var(--region-grid), var(--region-grid) var(--region-grid), auto; mask-image: linear-gradient(to bottom, black, transparent 88%); transition: opacity var(--motion-slow), background-size var(--motion-slow); }
.portal-atmosphere::after { content: ""; position: absolute; width: 42vw; height: 42vw; right: -18vw; top: 12vh; border: 1px solid color-mix(in srgb, var(--region-accent) 22%, transparent); border-radius: 50%; box-shadow: 0 0 0 6vw rgba(255,255,255,.012), 0 0 0 12vw rgba(255,255,255,.008); }
.portal-shell { position: relative; z-index: var(--layer-content); min-height: 100vh; display: grid; grid-template: 76px minmax(0, 1fr) / 86px minmax(0, 1fr); }
.portal-rail { grid-row: 1 / -1; position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; align-items: center; border-right: 1px solid var(--border); background: linear-gradient(180deg, rgba(5,14,21,.96), rgba(2,7,11,.92)); backdrop-filter: blur(12px); z-index: var(--layer-hud); }
.portal-brand { width: 100%; height: 76px; display: grid; place-items: center; text-decoration: none; border-bottom: 1px solid var(--border); }
.portal-brand__mark { position: relative; width: 38px; aspect-ratio: 1; display: grid; place-items: center; border: 2px solid var(--region-accent); border-radius: 50%; box-shadow: 0 0 18px color-mix(in srgb, var(--region-accent) 35%, transparent); }
.portal-brand__mark::before { content: ""; width: 100%; height: 2px; background: var(--region-accent); }
.portal-brand__mark i { position: absolute; width: 11px; height: 11px; border: 2px solid var(--region-accent); border-radius: 50%; background: var(--portal-bg); }
.portal-brand__mark::after { content: ""; position: absolute; inset: -7px; border: 1px dashed color-mix(in srgb, var(--region-accent) 24%, transparent); border-radius: 50%; }
.portal-brand__word { display: none; }
.portal-nav { width: 100%; display: grid; gap: .35rem; padding: 1rem .55rem; }
.portal-nav-item { min-height: 58px; display: grid; place-items: center; align-content: center; gap: .2rem; color: var(--text-muted); text-decoration: none; border: 1px solid transparent; border-radius: var(--radius-md); transition: color var(--motion-fast), background var(--motion-fast), border-color var(--motion-fast), transform var(--motion-fast); }
.portal-nav-item i { font-style: normal; font-size: 1.25rem; line-height: 1; }
.portal-nav-item span { font-size: .59rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.portal-nav-item:hover, .portal-nav-item[aria-current] { color: var(--text-primary); background: linear-gradient(90deg, color-mix(in srgb, var(--region-accent) 13%, transparent), color-mix(in srgb, var(--region-atmosphere) 22%, transparent)); border-color: color-mix(in srgb, var(--region-accent) 32%, transparent); }
.portal-nav-item[aria-current] { box-shadow: inset 3px 0 var(--region-accent), 0 0 18px color-mix(in srgb, var(--region-accent) 8%, transparent); }
.portal-nav-item:active { transform: scale(.96); }
.portal-rail__signal { margin: auto 0 1rem; display: grid; place-items: center; gap: .35rem; font-size: .55rem; color: var(--text-muted); letter-spacing: .12em; }
.portal-signal-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--positive); box-shadow: 0 0 10px var(--positive); }
.portal-topbar { grid-column: 2; display: flex; align-items: center; justify-content: space-between; padding: 0 clamp(1rem, 3vw, 2.5rem); border-bottom: 1px solid var(--border); background: linear-gradient(90deg, rgba(6,14,20,.94), color-mix(in srgb, var(--region-atmosphere) 28%, rgba(6,14,20,.72))); backdrop-filter: blur(12px); z-index: var(--layer-hud); }
.portal-context__eyebrow, .portal-kicker { display: block; color: var(--region-accent); font-size: var(--font-xs); font-weight: 800; letter-spacing: .17em; text-transform: uppercase; }
.portal-region-button { display: flex; align-items: baseline; gap: .65rem; border: 0; padding: .15rem 0; background: transparent; cursor: default; }
.portal-region-button > span { font-size: 1.08rem; font-weight: 850; letter-spacing: .08em; }
.portal-region-button small { color: var(--text-muted); }
.portal-topbar__actions { display: flex; align-items: center; gap: .75rem; }
.portal-live-pill { display: flex; align-items: center; gap: .45rem; padding: .5rem .7rem; color: #ff95a6; border: 1px solid rgba(255,69,102,.3); background: rgba(255,69,102,.07); border-radius: 99px; text-decoration: none; font-size: var(--font-xs); font-weight: 900; letter-spacing: .12em; }
.portal-live-pill > span { width: 7px; height: 7px; border-radius: 50%; background: var(--live); box-shadow: 0 0 10px var(--live); }
.portal-live-pill b { color: var(--text-secondary); font-size: .6rem; }
.portal-icon-button { position: relative; width: 42px; height: 42px; border: 1px solid var(--border); border-radius: 50%; background: var(--surface-inset); cursor: pointer; }
.portal-icon-button i { position: absolute; top: -3px; right: -3px; min-width: 17px; height: 17px; display: grid; place-items: center; border-radius: 50%; background: var(--region-accent); color: var(--portal-bg); font-style: normal; font-size: .58rem; font-weight: 900; }
.portal-trainer-chip { display: flex; align-items: center; gap: .6rem; min-width: 148px; }
.portal-trainer-chip__avatar { width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid var(--border-luminous); border-radius: 50%; background: radial-gradient(circle, color-mix(in srgb, var(--region-accent) 15%, var(--surface-raised)), var(--surface-inset)); color: var(--region-accent); font-weight: 900; box-shadow: 0 0 18px color-mix(in srgb, var(--region-accent) 12%, transparent); }
.portal-trainer-chip span:last-child { display: grid; }
.portal-trainer-chip small { color: var(--text-muted); font-size: .58rem; letter-spacing: .13em; }
.portal-trainer-chip b { max-width: 170px; overflow: hidden; text-overflow: ellipsis; font-size: .96rem; letter-spacing: .02em; }
.portal-stage { grid-column: 2; min-width: 0; padding: clamp(.8rem, 2vw, 2rem); }
.portal-boot { min-height: 60vh; display: grid; place-items: center; align-content: center; gap: 1rem; color: var(--text-secondary); letter-spacing: .12em; text-transform: uppercase; font-size: var(--font-xs); }
.portal-loader { width: 48px; height: 48px; border: 1px solid var(--border); border-top-color: var(--region-accent); border-radius: 50%; animation: portal-spin 1s linear infinite; }
@keyframes portal-spin { to { transform: rotate(1turn); } }
.portal-notifications { position: fixed; z-index: var(--layer-panel); right: 1.25rem; top: 68px; width: min(360px, calc(100vw - 2rem)); padding: 1rem; border: 1px solid var(--border-luminous); border-radius: var(--radius-lg); background: rgba(7,16,23,.97); box-shadow: 0 24px 80px rgba(0,0,0,.55); transition: opacity var(--motion-fast), transform var(--motion-fast); }
.portal-notifications[aria-hidden="true"] { opacity: 0; transform: translateY(-8px); pointer-events: none; }
.portal-notifications header { display: flex; justify-content: space-between; color: var(--region-accent); font-size: var(--font-xs); font-weight: 900; letter-spacing: .16em; }
.portal-notifications button { border: 0; background: transparent; font-size: 1.4rem; cursor: pointer; }
.portal-notification-list article { margin-top: .75rem; padding: .8rem; border-left: 2px solid var(--warning); background: var(--surface-inset); }
.portal-notification-list span { color: var(--warning); font-size: .6rem; font-weight: 900; }
.portal-notification-list p, .portal-empty-message { color: var(--text-secondary); margin: .35rem 0 0; font-size: var(--font-sm); }
.portal-mobile-nav { display: none; }
.portal-primary-action { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; gap: 1rem; padding: .75rem 1.1rem; border: 1px solid var(--region-accent); background: color-mix(in srgb, var(--region-accent) 13%, transparent); color: var(--text-primary); text-decoration: none; font-size: var(--font-xs); font-weight: 900; letter-spacing: .14em; transition: background var(--motion-fast), box-shadow var(--motion-fast), transform var(--motion-fast); }
.portal-primary-action:hover { background: color-mix(in srgb, var(--region-accent) 22%, transparent); box-shadow: 0 0 28px color-mix(in srgb, var(--region-accent) 18%, transparent); }
.portal-primary-action:active { transform: translateY(1px); }

/* Pokemon-first navigation shell. */
.portal-rail { background: linear-gradient(180deg, color-mix(in srgb, var(--region-atmosphere) 24%, #071017), #03080c); box-shadow: 12px 0 36px rgba(0,0,0,.2); }
.portal-brand__mark { border-width: 3px; background: linear-gradient(to bottom, var(--region-secondary) 0 43%, #101820 44% 56%, var(--region-accent) 57%); border-color: #eef8f4; box-shadow: 0 0 26px color-mix(in srgb, var(--region-accent) 28%, transparent); }
.portal-brand__mark::before { height: 3px; background: #eef8f4; }
.portal-brand__mark i { border-color: #eef8f4; background: var(--surface-inset); }
.portal-brand__mark::after { display: none; }
.portal-nav { gap: .52rem; }
.portal-nav-item { min-height: 62px; border-radius: 15px; }
.portal-nav-item i { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 50%; background: rgba(255,255,255,.035); color: var(--region-secondary); }
.portal-nav-item:hover, .portal-nav-item[aria-current] { background: linear-gradient(100deg, color-mix(in srgb, var(--region-accent) 19%, transparent), color-mix(in srgb, var(--region-secondary) 7%, transparent)); }
.portal-nav-item[aria-current] { box-shadow: inset 4px 0 var(--region-accent), 0 10px 24px rgba(0,0,0,.18); }
.portal-topbar { background: linear-gradient(90deg, rgba(7,14,19,.96), color-mix(in srgb, var(--region-atmosphere) 42%, rgba(7,14,19,.9))); }
.portal-region-button > span { color: var(--region-secondary); }
.portal-trainer-chip__avatar { border-width: 2px; background: linear-gradient(145deg, var(--region-accent), color-mix(in srgb, var(--region-accent) 45%, var(--region-secondary))); color: #071017; }
.portal-stage { padding-bottom: 2.5rem; }

@media (min-width: 1500px) {
  .portal-brand__word small { color: var(--region-secondary); }
  .portal-nav-item { min-height: 56px; }
  .portal-nav-item span { text-transform: none; font-size: .78rem; letter-spacing: .035em; }
}
@media (max-width: 767px) {
  .portal-mobile-nav { background: color-mix(in srgb, var(--region-atmosphere) 25%, rgba(3,9,14,.98)); box-shadow: 0 -12px 34px rgba(0,0,0,.3); }
  .portal-mobile-nav .portal-nav-item[aria-current] { box-shadow: inset 0 3px var(--region-accent); }
}
.portal-error, .portal-welcome { min-height: 68vh; display: grid; align-items: center; grid-template-columns: 1fr minmax(240px, .7fr); gap: 3rem; padding: clamp(1.5rem, 5vw, 5rem); border: 1px solid var(--border); background: linear-gradient(130deg, rgba(10,24,33,.9), rgba(3,8,12,.5)); }
.portal-error h1, .portal-welcome h1 { margin: .4rem 0; font-size: var(--font-xl); }
.portal-error p, .portal-welcome p { max-width: 58ch; color: var(--text-secondary); line-height: 1.65; }
.portal-error button { padding: .8rem 1rem; border: 1px solid var(--region-accent); background: transparent; cursor: pointer; }
.portal-locked-specimen { position: relative; min-height: 320px; display: grid; place-items: center; color: var(--region-accent); font-size: 9rem; opacity: .48; }
.portal-locked-specimen::before, .portal-locked-specimen::after { content: ""; position: absolute; width: 70%; aspect-ratio: 1; border: 1px solid var(--border-luminous); border-radius: 50%; }
.portal-locked-specimen::after { width: 48%; border-style: dashed; }