/* ── Auth overlay / modal ────────────────────────────────────────────────────── */
#auth-overlay { position: fixed; inset: 0; background: rgba(30,32,34,.5); z-index: 500; display: flex; align-items: center; justify-content: center; padding: 20px; }
#auth-overlay.hidden { display: none; }
#auth-box { background: var(--ps-surface); border: 1.5px solid var(--ps-border); border-radius: var(--ps-radius); padding: 32px 36px; width: 100%; max-width: 380px; box-shadow: 0 24px 64px rgba(30,32,34,.22); position: relative; }
#auth-close { position: absolute; top: 14px; right: 16px; background: none; border: none; font-size: 20px; cursor: pointer; color: var(--ps-text-muted); line-height: 1; padding: 2px 6px; border-radius: var(--ps-radius-xs); transition: color .12s; }
#auth-close:hover { color: var(--ps-text-primary); }
.auth-brand { font-size: 20px; font-weight: 700; color: var(--ps-text-primary); margin-bottom: 22px; }
.auth-brand em { color: var(--ps-azul); font-style: normal; }
.auth-view { display: none; }
.auth-view.active { display: block; }
.auth-title { font-size: 17px; font-weight: 700; color: var(--ps-text-primary); margin-bottom: 4px; letter-spacing: -.2px; }
.auth-subtitle { font-size: 13px; color: var(--ps-text-muted); margin-bottom: 20px; line-height: 1.5; }
.auth-icon { font-size: 36px; margin-bottom: 10px; }
.auth-input { width: 100%; border: 1.5px solid var(--ps-border); border-radius: var(--ps-radius-sm); padding: 10px 13px; font-family: var(--display); font-size: 13.5px; color: var(--ps-text-primary); background: var(--ps-off-white); outline: none; display: block; transition: border-color .15s; margin-bottom: 10px; }
.auth-input:focus { border-color: var(--ps-azul); }
.auth-remember { display: flex; align-items: center; gap: 7px; font-size: 12.5px; color: var(--ps-text-secondary); margin-bottom: 16px; cursor: pointer; }
.auth-remember input { cursor: pointer; accent-color: var(--ps-azul); }
.auth-submit { width: 100%; padding: 11px; background: var(--ps-azul); color: white; border: none; border-radius: var(--ps-radius-pill); font-family: var(--display); font-size: 14px; font-weight: 600; cursor: pointer; transition: background .15s; margin-bottom: 14px; }
.auth-submit:hover { background: var(--ps-azul-dark); }
.auth-submit:disabled { opacity: .6; cursor: not-allowed; }
.auth-links { font-size: 12.5px; color: var(--ps-text-muted); text-align: center; line-height: 1.8; }
.auth-links a { color: var(--ps-azul); text-decoration: none; font-weight: 500; }
.auth-links a:hover { text-decoration: underline; }
.auth-error { font-size: 12.5px; color: var(--ps-terracotta); min-height: 18px; margin-top: 6px; text-align: center; }
.auth-verify-email { font-weight: 600; color: var(--ps-text-primary); }

/* ── Header auth controls ────────────────────────────────────────────────────── */
#header-auth { display: flex; align-items: center; margin-left: 16px; position: relative; flex-shrink: 0; }
.ha-signin { background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.15); color: rgba(255,255,255,.8); font-family: var(--display); font-size: 12.5px; font-weight: 500; padding: 6px 14px; border-radius: var(--ps-radius-pill); cursor: pointer; transition: all .15s; }
.ha-signin:hover { background: rgba(255,255,255,.18); color: white; }
.ha-avatar { width: 30px; height: 30px; border-radius: 50%; background: var(--ps-azul); color: white; font-size: 13px; font-weight: 700; display: flex; align-items: center; justify-content: center; cursor: pointer; user-select: none; transition: box-shadow .15s; font-family: var(--mono); }
.ha-avatar:hover { box-shadow: 0 0 0 2px rgba(120,137,144,.5); }
.ha-menu { position: absolute; top: calc(100% + 8px); right: 0; background: var(--ps-surface); border: 1.5px solid var(--ps-border); border-radius: var(--ps-radius-sm); min-width: 180px; box-shadow: var(--ps-shadow-lg); z-index: 200; overflow: hidden; }
.ha-menu.hidden { display: none; }
.ha-email { font-size: 11.5px; color: var(--ps-text-muted); padding: 10px 14px 8px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-family: var(--mono); }
.ha-sep { height: 1px; background: var(--ps-border); margin: 0; }
.ha-item { padding: 10px 14px; font-size: 13px; font-weight: 500; cursor: pointer; color: var(--ps-text-secondary); transition: all .12s; }
.ha-item:hover { background: var(--ps-off-white); color: var(--ps-text-primary); }
.ha-item.danger:hover { background: var(--ps-terracotta-faint); color: var(--ps-terracotta); }

@media (max-width: 700px) { #header-auth { display: none; } }

.mob-account-inner { display: flex; flex-direction: column; align-items: center; gap: 3px; }
.mob-account-inner svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.mob-avatar { width: 20px; height: 20px; border-radius: 50%; background: var(--ps-azul); color: white; font-size: 10px; font-weight: 700; display: flex; align-items: center; justify-content: center; font-family: var(--mono); }

/* ── Settings tabs ───────────────────────────────────────────────────────────── */
.stab-nav { display: flex; gap: 4px; margin-bottom: 20px; background: var(--ps-surface); border: 1.5px solid var(--ps-border); border-radius: var(--ps-radius-pill); padding: 4px; overflow-x: auto; flex-shrink: 0; }
.stab { flex: 1; background: transparent; border: none; padding: 7px 10px; border-radius: var(--ps-radius-pill); font-family: var(--display); font-size: 12.5px; font-weight: 500; color: var(--ps-text-secondary); cursor: pointer; transition: all .15s; white-space: nowrap; }
.stab:hover { color: var(--ps-text-primary); }
.stab.active { background: var(--ps-azul); color: white; font-weight: 600; }
.stab-panel { animation: fadeIn .12s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

/* ── Personalize: avatar ─────────────────────────────────────────────────────── */
.prof-avatar-wrap { display: flex; align-items: center; gap: 16px; padding: 16px; background: var(--ps-surface); border: 1.5px solid var(--ps-border); border-radius: var(--ps-radius); }
.prof-avatar-preview { width: 64px; height: 64px; border-radius: 50%; flex-shrink: 0; overflow: hidden; background: var(--ps-azul); display: flex; align-items: center; justify-content: center; }
.prof-avatar-img { width: 100%; height: 100%; object-fit: cover; border-radius: 50%; }
.prof-avatar-placeholder { font-family: var(--mono); font-size: 24px; font-weight: 700; color: white; }
.prof-avatar-right { flex: 1; }
.prof-avatar-actions { display: flex; gap: 8px; margin-bottom: 6px; flex-wrap: wrap; }
.prof-avatar-upload-label { cursor: pointer; }
.prof-avatar-hint { font-size: 11.5px; color: var(--ps-text-muted); margin: 0; }
.ha-avatar-img { width: 30px; height: 30px; border-radius: 50%; object-fit: cover; cursor: pointer; transition: box-shadow .15s; }
.ha-avatar-img:hover { box-shadow: 0 0 0 2px rgba(120,137,144,.5); }
.mob-avatar-img { width: 20px; height: 20px; border-radius: 50%; object-fit: cover; }

/* ── Account: coming soon block ─────────────────────────────────────────────── */
.settings-coming-soon { display: flex; align-items: center; gap: 14px; background: var(--ps-surface); border: 1.5px solid var(--ps-border); border-radius: var(--ps-radius-sm); padding: 14px 16px; }
.settings-coming-soon svg { width: 28px; height: 28px; flex-shrink: 0; stroke: var(--ps-text-muted); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.scs-title { font-size: 13px; font-weight: 600; color: var(--ps-text-secondary); margin-bottom: 2px; }
.scs-desc  { font-size: 12px; color: var(--ps-text-muted); }

/* ── Usage limit ────────────────────────────────────────────────────────────── */
.usage-limit-row { display: flex; align-items: center; gap: 8px; }
.usage-limit-symbol { font-size: 15px; color: var(--ps-text-muted); font-family: var(--mono); flex-shrink: 0; }
.usage-limit-input { max-width: 120px; text-align: right; }
.usage-limit-bar-wrap { margin: 10px 0 4px; }
.usage-limit-bar-track { height: 6px; background: var(--ps-border); border-radius: 99px; overflow: hidden; margin-bottom: 6px; }
.usage-limit-bar-fill { height: 100%; border-radius: 99px; transition: width .3s ease; }
.usage-limit-bar-label { font-size: 11.5px; color: var(--ps-text-muted); }

/* ── Settings section (in Library) ──────────────────────────────────────────── */
.settings-section { margin-bottom: 28px; }
.settings-section-title { font-size: 10.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--ps-text-muted); margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
.settings-section-title::after { content: ''; flex: 1; height: 1px; background: var(--ps-border); }
.settings-email { font-size: 14px; font-weight: 600; color: var(--ps-text-primary); margin-bottom: 4px; }
.settings-email-sub { font-size: 12px; color: var(--ps-text-muted); margin-bottom: 16px; }
.settings-verified { color: var(--ps-verde-dark); font-size: 11px; font-weight: 600; background: var(--ps-verde-faint); border: 1px solid var(--ps-verde-light); border-radius: var(--ps-radius-xs); padding: 2px 8px; display: inline-block; margin-bottom: 12px; }
.settings-unverified { color: var(--ps-terracotta); font-size: 11px; font-weight: 600; background: var(--ps-terracotta-faint); border: 1px solid var(--ps-terracotta-light); border-radius: var(--ps-radius-xs); padding: 2px 8px; display: inline-block; margin-bottom: 12px; }

/* API key provider cards */
.sk-provider-card { background: var(--ps-surface); border: 1.5px solid var(--ps-border); border-radius: var(--ps-radius-sm); padding: 14px 16px; margin-bottom: 8px; display: flex; align-items: center; gap: 12px; transition: border-color .15s; }
.sk-provider-card:hover { border-color: var(--ps-border-strong); }
.sk-provider-name { font-size: 13px; font-weight: 600; color: var(--ps-text-primary); flex: 1; }
.sk-key-hint { font-family: var(--mono); font-size: 11.5px; color: var(--ps-text-muted); flex: 1; display: flex; align-items: center; gap: 6px; }
.sk-valid-dot { color: var(--ps-verde); font-size: 10px; }
.sk-no-key { color: var(--ps-border-strong); font-style: italic; }
.sk-provider-actions { display: flex; gap: 6px; }

/* Model picker row (beneath provider card when key is saved) */
.sk-model-row { display: flex; align-items: center; gap: 12px; padding: 8px 16px 12px; background: var(--ps-off-white); border: 1.5px solid var(--ps-border); border-top: none; border-radius: 0 0 var(--ps-radius-sm) var(--ps-radius-sm); margin-top: -10px; margin-bottom: 8px; }
.sk-model-label { font-size: 11.5px; color: var(--ps-text-muted); font-weight: 500; flex-shrink: 0; }
.sk-model-select { flex: 1; border: 1.5px solid var(--ps-border); border-radius: var(--ps-radius-xs); padding: 5px 9px; font-family: var(--display); font-size: 12.5px; color: var(--ps-text-primary); background: var(--ps-surface); cursor: pointer; outline: none; transition: border-color .15s; }
.sk-model-select:focus { border-color: var(--ps-azul); }

/* Add key form */
.sk-add-form { background: var(--ps-azul-faint); border: 1.5px solid var(--ps-azul-light); border-radius: var(--ps-radius-sm); padding: 16px; margin-bottom: 16px; }
.sk-form-title { font-size: 13px; font-weight: 700; color: var(--ps-azul-dark); margin-bottom: 10px; }
.sk-key-row { display: flex; gap: 8px; margin-bottom: 8px; }
.sk-key-input { flex: 1; border: 1.5px solid var(--ps-azul-light); border-radius: var(--ps-radius-sm); padding: 8px 12px; font-family: var(--mono); font-size: 12px; color: var(--ps-text-primary); background: white; outline: none; }
.sk-key-input:focus { border-color: var(--ps-azul); }
.sk-form-actions { display: flex; align-items: center; gap: 8px; }
.sk-test-result { font-size: 12px; font-weight: 500; flex: 1; }
.sk-test-result.sk-valid { color: var(--ps-verde-dark); }
.sk-test-result.sk-invalid { color: var(--ps-terracotta); }

/* Danger zone */
.settings-danger { background: var(--ps-terracotta-faint); border: 1.5px solid var(--ps-terracotta-light); border-radius: var(--ps-radius-sm); padding: 16px; }
.settings-danger-title { font-size: 13px; font-weight: 700; color: var(--ps-terracotta); margin-bottom: 4px; }
.settings-danger-desc { font-size: 12.5px; color: var(--ps-text-muted); margin-bottom: 12px; line-height: 1.5; }
.btn-danger { background: var(--ps-terracotta); color: white; border: none; padding: 8px 18px; border-radius: var(--ps-radius-pill); font-family: var(--display); font-size: 13px; font-weight: 600; cursor: pointer; transition: background .15s; }
.btn-danger:hover { background: var(--ps-terracotta-dark); }

/* Usage stats */
.usage-row { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--ps-border); flex-wrap: wrap; }
.usage-row:last-of-type { border-bottom: none; }
.usage-model { font-size: 13px; font-weight: 600; color: var(--ps-text-primary); flex: 1; min-width: 120px; }
.usage-meta { display: flex; gap: 5px; flex-wrap: wrap; }
.usage-pill { font-family: var(--mono); font-size: 10.5px; background: var(--ps-bege-rose); color: var(--ps-text-muted); border-radius: var(--ps-radius-xs); padding: 2px 7px; white-space: nowrap; }
.usage-cost { font-family: var(--mono); font-size: 13px; font-weight: 600; color: var(--ps-text-primary); flex-shrink: 0; }
.usage-total { display: flex; justify-content: space-between; align-items: center; padding: 10px 0 6px; font-size: 13px; color: var(--ps-text-secondary); border-top: 1.5px solid var(--ps-border); margin-top: 4px; }
.usage-total strong { font-family: var(--mono); font-size: 14px; color: var(--ps-text-primary); }
.usage-note { font-size: 11.5px; color: var(--ps-text-muted); line-height: 1.6; margin-top: 10px; }

/* ── 2FA ─────────────────────────────────────────────────────────────────── */
.totp-input { font-family: var(--mono) !important; font-size: 22px !important; letter-spacing: 4px; text-align: center; }
.twofa-status { display: flex; align-items: flex-start; gap: 14px; padding: 14px 16px; border-radius: var(--ps-radius-sm); border: 1.5px solid var(--ps-border); background: var(--ps-surface); margin-bottom: 10px; }
.twofa-status svg { width: 26px; height: 26px; flex-shrink: 0; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; margin-top: 2px; }
.twofa-enabled { border-color: var(--ps-verde-light); background: var(--ps-verde-faint); }
.twofa-enabled svg { stroke: var(--ps-verde-dark); }
.twofa-disabled svg { stroke: var(--ps-text-muted); }
.twofa-status-title { font-size: 13px; font-weight: 600; color: var(--ps-text-primary); margin-bottom: 2px; }
.twofa-enabled .twofa-status-title { color: var(--ps-verde-dark); }
.twofa-status-desc { font-size: 12px; color: var(--ps-text-muted); line-height: 1.5; }
.twofa-action-form { background: var(--ps-surface); border: 1.5px solid var(--ps-border); border-radius: var(--ps-radius-sm); padding: 16px; margin-top: 4px; }
.twofa-step { font-size: 13px; color: var(--ps-text-secondary); margin-bottom: 14px; line-height: 1.6; }
.twofa-step:last-child { margin-bottom: 0; }
.twofa-step-num { display: inline-flex; align-items: center; justify-content: center; width: 20px; height: 20px; background: var(--ps-azul); color: white; border-radius: 50%; font-size: 11px; font-weight: 700; margin-right: 8px; flex-shrink: 0; }
.twofa-open-link { color: var(--ps-azul); font-weight: 600; font-size: 13px; text-decoration: none; }
.twofa-open-link:hover { text-decoration: underline; }
.twofa-qr-wrap { display: flex; align-items: center; gap: 20px; margin-top: 12px; flex-wrap: wrap; }
.twofa-qr { width: 140px; height: 140px; flex-shrink: 0; background: #F5F3EF; border-radius: var(--ps-radius-xs); display: flex; align-items: center; justify-content: center; }
.twofa-qr img, .twofa-qr canvas { border-radius: var(--ps-radius-xs); display: block; }
.twofa-secret-col { display: flex; flex-direction: column; gap: 10px; }
.twofa-secret-row { display: flex; align-items: center; gap: 10px; }
.twofa-secret { font-family: var(--mono); font-size: 13px; font-weight: 700; letter-spacing: 2px; color: var(--ps-text-primary); background: var(--ps-off-white); border: 1.5px solid var(--ps-border); border-radius: var(--ps-radius-xs); padding: 6px 12px; user-select: all; word-break: break-all; }

/* Sign out button */
.btn-signout { background: transparent; border: 1.5px solid var(--ps-border); color: var(--ps-text-secondary); padding: 8px 18px; border-radius: var(--ps-radius-pill); font-family: var(--display); font-size: 13px; font-weight: 500; cursor: pointer; transition: all .15s; }
.btn-signout:hover { border-color: var(--ps-border-strong); color: var(--ps-text-primary); }