/* ============================================================
   Settings — full-screen (Ember design, ported to NoWeigh)
   ============================================================ */
.set-screen {
    position: fixed;
    inset: 0;
    z-index: 45;
    display: flex;
    flex-direction: column;
    background: var(--graphite-950);
    background-image: radial-gradient(120% 70% at 50% -8%, var(--energy-wash) 0%, transparent 46%);
    color: var(--text-body);
    overscroll-behavior: contain;
}

.set-topbar {
    flex: none;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: calc(env(safe-area-inset-top) + 12px) 16px 12px;
}

.set-iconbtn {
    width: 44px;
    height: 44px;
    flex: none;
    border-radius: 50%;
    background: transparent;
    border: 1px solid var(--line);
    color: var(--text-mid);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast);
}

.set-iconbtn:hover { background: var(--control); color: var(--text-body); }
.set-iconbtn:active { transform: scale(0.94); }

.set-ttl { display: flex; flex-direction: column; gap: 2px; }
.set-k { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--text-faint); }
.set-v { font-family: var(--font-sans); font-weight: 700; font-size: 21px; letter-spacing: -0.01em; color: var(--text-hi); line-height: 1; }

.set-scroll {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 8px 18px 28px;
}

.set-sec { margin-bottom: 24px; }
.set-sec-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin: 0 4px 10px; }
.set-sec-t { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.18em; color: var(--text-lo); }
.set-sec-note { font-family: var(--font-mono); font-size: 9px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-faint); }

.set-panel { background: var(--surface); border: var(--border-hair); border-radius: var(--radius-md); box-shadow: var(--hi-top); overflow: hidden; }
.set-row { padding: 14px 15px; }
.set-row + .set-row { border-top: 1px solid var(--line-faint); }

.set-provider { display: flex; align-items: center; gap: 12px; }
.set-mark {
    width: 38px; height: 38px; flex: none; border-radius: var(--radius-sm);
    background: var(--control); border: 1px solid var(--line); color: var(--text-body);
    display: flex; align-items: center; justify-content: center;
}
.set-who { flex: 1; min-width: 0; }
.set-who-n { font-family: var(--font-sans); font-weight: 600; font-size: 15px; color: var(--text-hi); }
.set-who-s { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-faint); margin-top: 2px; }

.set-field {
    display: flex; align-items: center; gap: 6px;
    background: var(--control); border: 1px solid var(--line); border-radius: var(--radius-sm);
    padding: 0 8px 0 12px; height: 46px;
    transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast);
}
.set-field:focus-within { border-color: var(--line-energy); box-shadow: var(--glow-energy-sm); }
.set-field input {
    flex: 1; min-width: 0; background: transparent; border: none; outline: none;
    font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.02em; color: var(--text-hi);
    font-variant-numeric: tabular-nums;
}
.set-field input::placeholder { color: var(--text-faint); letter-spacing: 0.04em; }
.set-act {
    width: 36px; height: 36px; flex: none; border-radius: var(--radius-xs);
    background: transparent; border: none; color: var(--text-lo);
    display: flex; align-items: center; justify-content: center;
    transition: color var(--dur-fast), background var(--dur-fast);
}
.set-act:hover { color: var(--text-body); background: var(--control-hover); }
.set-act:active { transform: scale(0.9); }

.set-hint { display: flex; align-items: flex-start; gap: 7px; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.02em; color: var(--text-faint); line-height: 1.5; }
.set-hint .nw-icon { flex: none; margin-top: 1px; }

.set-helprow { margin-top: 12px; display: flex; flex-direction: column; gap: 5px; }
.set-klink { display: inline-flex; align-items: center; gap: 5px; align-self: flex-start; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em; color: var(--energy-bright); text-decoration: none; transition: color var(--dur-fast); }
.set-klink:hover { color: var(--energy-core); text-decoration: underline; }
.set-costline { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.02em; color: var(--text-faint); }

.set-testrow { display: flex; align-items: center; gap: 12px; margin-top: 14px; flex-wrap: wrap; }
.set-reason { flex: 1; min-width: 120px; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.02em; line-height: 1.4; }
.set-reason.ok { color: var(--signal-ontarget); }
.set-reason.bad { color: var(--signal-over); }
.set-reason.dim { color: var(--text-faint); }

.set-keycard { display: flex; flex-direction: column; gap: 12px; }
.set-kc-main { display: flex; align-items: center; justify-content: space-between; gap: 10px; background: var(--control); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 0 12px; height: 48px; }
.set-kc-key { font-family: var(--font-mono); font-size: 14px; letter-spacing: 0.06em; color: var(--text-hi); }
.set-kc-actions { display: flex; gap: 8px; }
.set-kc-actions .set-btn { flex: 1; }

/* model dropdown */
.set-dd { position: relative; }
.set-dd.open { z-index: 9; }
.set-dd-trigger {
    width: 100%; display: flex; align-items: center; gap: 12px; cursor: pointer; text-align: left;
    padding: 14px 15px; background: var(--surface); border: var(--border-hair); border-radius: var(--radius-md); box-shadow: var(--hi-top);
    transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast), background var(--dur-fast);
}
.set-dd-trigger:hover { background: var(--control); }
.set-dd-trigger.open { border-color: var(--line-energy); box-shadow: var(--glow-energy-sm); }
.set-dd-body { flex: 1; min-width: 0; }
.set-dd-nm { font-family: var(--font-sans); font-weight: 600; font-size: 15px; color: var(--text-hi); }
.set-dd-sub { font-family: var(--font-mono); font-size: 10.5px; color: var(--text-faint); margin-top: 3px; letter-spacing: 0.02em; font-variant-numeric: tabular-nums; }
.set-dd-chev { flex: none; display: flex; color: var(--text-lo); transition: transform var(--dur-base) var(--ease-out), color var(--dur-base); }
.set-dd-trigger.open .set-dd-chev { transform: rotate(180deg); color: var(--energy-bright); }

.set-dd-backdrop { position: fixed; inset: 0; z-index: 8; }
.set-dd-pop {
    position: absolute; left: 0; right: 0; top: calc(100% + 6px); z-index: 2;
    max-height: 48vh; overflow-y: auto; overflow-x: hidden; overscroll-behavior: contain;
    background: var(--surface-raised); border: 1px solid var(--line-strong); border-radius: var(--radius-md);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.55);
    transform-origin: top center; animation: set-ddin var(--dur-base) var(--ease-out);
}
.set-dd-pop.up { top: auto; bottom: calc(100% + 6px); transform-origin: bottom center; }
@keyframes set-ddin { from { opacity: 0; transform: scale(0.98); } to { opacity: 1; transform: none; } }
.set-dd-opt { display: flex; align-items: flex-start; gap: 12px; padding: 13px 14px; cursor: pointer; }
.set-dd-opt + .set-dd-opt { border-top: 1px solid var(--line-faint); }
.set-dd-opt:hover { background: var(--control); }
.set-dd-opt.on { background: var(--energy-wash); }
.set-dd-optbody { flex: 1; min-width: 0; }
.set-dd-top { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.set-dd-optnm { font-family: var(--font-sans); font-weight: 600; font-size: 15px; color: var(--text-hi); white-space: nowrap; }
.set-cost { margin-top: 9px; display: flex; align-items: center; gap: 9px; }
.set-cost-lbl { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-faint); }
.set-cost-track { flex: 1; height: 5px; border-radius: 999px; background: var(--control-hover); overflow: hidden; }
.set-cost-fill { height: 100%; border-radius: 999px; background: var(--text-lo); transition: width var(--dur-slow) var(--ease-out), background var(--dur-base); }
.set-dd-opt.on .set-cost-fill { background: var(--energy-core); }
.set-cost-mult { font-family: var(--font-mono); font-size: 12px; font-weight: 500; color: var(--text-body); font-variant-numeric: tabular-nums; min-width: 40px; text-align: right; }

.set-dd-costs { margin-top: 8px; display: flex; align-items: center; gap: 8px; }
.set-dd-cost { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.02em; color: var(--text-body); font-variant-numeric: tabular-nums; }
.set-dd-opt.on .set-dd-cost { color: var(--energy-bright); }
.set-dd-sep { width: 3px; height: 3px; border-radius: 50%; background: var(--text-faint); flex: none; }
.set-dd-check { width: 18px; height: 18px; flex: none; display: flex; color: var(--energy-core); margin-top: 1px; opacity: 0; transition: opacity var(--dur-fast); }
.set-dd-opt.on .set-dd-check { opacity: 1; }

/* deferred password sheet (fallback when passkeys are unavailable) */
.set-sheet-ov { position: fixed; inset: 0; z-index: 60; background: rgba(5, 6, 8, 0.62); display: flex; align-items: flex-end; animation: set-sheet-fade var(--dur-base) var(--ease-out); }
@keyframes set-sheet-fade { from { opacity: 0; } to { opacity: 1; } }
.set-sheet {
    width: 100%; box-sizing: border-box; background: var(--surface); border-top: 1px solid var(--line-strong);
    border-radius: 22px 22px 0 0; padding: 12px 20px calc(env(safe-area-inset-bottom) + 30px);
    box-shadow: 0 -16px 50px rgba(0, 0, 0, 0.5); animation: set-sheet-up var(--dur-slow) var(--ease-out);
}
@keyframes set-sheet-up { from { transform: translateY(100%); } to { transform: none; } }
.set-sheet-grab { width: 38px; height: 4px; border-radius: 999px; background: var(--line-strong); margin: 0 auto 18px; }
.set-sheet-ic { width: 48px; height: 48px; border-radius: 50%; background: var(--control); border: 1px solid var(--line); color: var(--energy-bright); display: flex; align-items: center; justify-content: center; margin-bottom: 15px; }
.set-sheet-t { margin: 0; font-family: var(--font-sans); font-weight: 700; font-size: 19px; color: var(--text-hi); letter-spacing: -0.01em; }
.set-sheet-p { margin: 7px 0 0; font-family: var(--font-sans); font-size: 13px; color: var(--text-mid); line-height: 1.5; }
.set-sheet-field { margin-top: 16px; }
.set-sheet-err { display: flex; align-items: center; gap: 8px; margin-top: 12px; }
.set-sheet-errmsg { font-family: var(--font-mono); font-size: 10.5px; color: var(--signal-over); letter-spacing: 0.02em; }
.set-sheet-actions { margin-top: 18px; display: flex; flex-direction: column; gap: 10px; }

.set-about { display: flex; align-items: center; gap: 13px; padding: 15px; }
.set-about-mark { width: 40px; height: 40px; flex: none; border-radius: var(--radius-sm); background: var(--control); border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; }
.set-about-logo { width: 26px; height: 26px; display: block; }
.set-about-logo-w { font-family: var(--font-sans); font-weight: 900; letter-spacing: -0.04em; font-size: 150px; fill: var(--text-hi); }
.set-about-logo-bar { fill: var(--energy-core); }
.set-about-info { flex: 1; }
.set-about-n { font-family: var(--font-sans); font-weight: 700; font-size: 16px; color: var(--text-hi); letter-spacing: -0.01em; }
.set-about-build { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-faint); margin-top: 2px; }
.set-about-ver { font-family: var(--font-mono); font-size: 14px; font-weight: 500; color: var(--text-body); font-variant-numeric: tabular-nums; }

/* locked takeover */
.set-lockwrap { flex: 1; min-height: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 0 24px calc(env(safe-area-inset-bottom) + 32px); }
.set-lock-ic { width: 72px; height: 72px; border-radius: 50%; background: var(--surface); border: 1px solid var(--line-strong); box-shadow: var(--hi-top); display: flex; align-items: center; justify-content: center; color: var(--text-mid); margin-bottom: 22px; }
.set-lock-t { font-family: var(--font-sans); font-weight: 700; font-size: 22px; letter-spacing: -0.01em; color: var(--text-hi); }
.set-lock-p { font-family: var(--font-sans); font-size: 13px; color: var(--text-mid); margin: 8px 0 0; max-width: 260px; line-height: 1.5; }
.set-lock-actions { width: 100%; max-width: 300px; margin-top: 26px; display: flex; flex-direction: column; gap: 12px; }
.set-lockerr { display: flex; align-items: center; justify-content: center; gap: 9px; margin-top: 2px; }
.set-lockerr-msg { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.02em; color: var(--signal-over); }

/* save bar */
.set-savebar { flex: none; padding: 12px 18px calc(env(safe-area-inset-bottom) + 16px); background: linear-gradient(to top, var(--graphite-950) 62%, transparent); }
.set-saveconf { height: 16px; margin-bottom: 9px; display: flex; align-items: center; justify-content: center; gap: 6px; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--signal-ontarget); opacity: 0; transition: opacity var(--dur-base) var(--ease-out); }
.set-saveconf.show { opacity: 1; }

/* badge */
.set-badge { display: inline-flex; align-items: center; gap: 5px; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; padding: 3px 8px; border-radius: 999px; border: 1px solid transparent; white-space: nowrap; }
.set-badge.dot::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex: none; }
.set-badge.neutral { color: var(--text-mid); background: var(--control); border-color: var(--line); }
.set-badge.energy { color: var(--energy-core); background: var(--energy-wash); border-color: var(--line-energy); }
.set-badge.ontarget { color: var(--signal-ontarget); background: rgba(88, 198, 176, 0.12); border-color: rgba(88, 198, 176, 0.3); }
.set-badge.over { color: var(--signal-over); background: rgba(255, 82, 71, 0.12); border-color: rgba(255, 82, 71, 0.3); }
.set-badge.outline { background: transparent; }

/* button */
.set-btn { display: inline-flex; align-items: center; justify-content: center; gap: 7px; font-family: var(--font-sans); font-weight: 600; font-size: 14px; border-radius: var(--radius-sm); border: 1px solid transparent; cursor: pointer; padding: 0 16px; height: 44px; transition: background var(--dur-fast) var(--ease-out), border-color var(--dur-fast), transform var(--dur-fast); }
.set-btn:active { transform: scale(0.97); }
.set-btn:disabled { opacity: 0.5; cursor: default; }
.set-btn.sm { height: 36px; padding: 0 12px; font-size: 12.5px; }
.set-btn.lg { height: 52px; font-size: 15px; }
.set-btn.block { width: 100%; }
.set-btn.primary { background: var(--energy-core); color: #160B04; }
.set-btn.primary:hover:not(:disabled) { background: var(--energy-bright); }
.set-btn.secondary { background: var(--control); color: var(--text-hi); border-color: var(--line); }
.set-btn.secondary:hover:not(:disabled) { background: var(--control-hover); }
.set-btn.ghost { background: transparent; color: var(--text-body); border-color: var(--line); }
.set-btn.ghost:hover:not(:disabled) { background: var(--control); }
.set-btn.danger { background: transparent; color: var(--signal-over); border-color: rgba(255, 82, 71, 0.3); }
.set-btn.danger:hover:not(:disabled) { background: rgba(255, 82, 71, 0.1); }

/* focus rings + motion */
.set-iconbtn:focus-visible, .set-act:focus-visible, .set-btn:focus-visible, .set-klink:focus-visible, .set-dd-trigger:focus-visible {
    outline: 2px solid var(--line-energy); outline-offset: 2px;
}

@keyframes set-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.45; } }
.set-badge.pulse { animation: set-pulse 1s ease-in-out infinite; }
@media (prefers-reduced-motion: reduce) { .set-badge.pulse { animation: none; } }