/* Source: /css/learning-content-v17.10.295.css */
/* v17.10.295 — Helpful page-specific reading sections after interactive tools.
   No AdSense scripts, reserved ad rectangles, or ad placeholders. */
.tto-quality-guide{box-sizing:border-box;max-width:1180px;margin:28px auto;padding:clamp(20px,3vw,32px);background:var(--surface,#fff);border:1px solid var(--border-color,#dce4ef);border-radius:18px;color:var(--text-primary,#17243a);line-height:1.68}
.tto-quality-guide *, .tto-quality-guide *::before,.tto-quality-guide *::after{box-sizing:border-box}
.tto-quality-guide .tto-quality-eyebrow{display:block;color:var(--primary-color,#2563eb);font-size:.76rem;font-weight:750;text-transform:uppercase;letter-spacing:.07em;margin:0 0 6px}
.tto-quality-guide h2{font-size:clamp(1.22rem,2.3vw,1.65rem);line-height:1.3;margin:0 0 12px;color:inherit}
.tto-quality-guide h3{font-size:1.02rem;line-height:1.38;margin:0 0 7px;color:inherit}
.tto-quality-guide p{margin:0 0 14px;font-size:.97rem;max-width:90ch}
.tto-quality-guide p:last-child{margin-bottom:0}
.tto-quality-guide .tto-quality-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:16px 0 18px}
.tto-quality-guide .tto-quality-card{padding:15px 16px;border:1px solid var(--border-color,#dce4ef);border-radius:12px;background:transparent}
.tto-quality-guide .tto-quality-card p{font-size:.91rem;margin:0}
.tto-quality-guide .tto-quality-steps{padding-left:1.35rem;margin:8px 0 14px}
.tto-quality-guide .tto-quality-steps li{padding-left:3px;margin:0 0 8px;font-size:.96rem}
.tto-quality-guide .tto-quality-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:14px}
.tto-quality-guide a{color:var(--primary-color,#2563eb);text-decoration:underline;text-underline-offset:2px;font-weight:650}
.tto-quality-guide .tto-quality-actions a{padding:9px 12px;border:1px solid var(--border-color,#cbd7e8);border-radius:10px;text-decoration:none}
.tto-quality-guide a:hover{text-decoration:underline}
html[data-theme="dark"] .tto-quality-guide{background:#111c2d;border-color:#344563;color:#e7eefc}
html[data-theme="dark"] .tto-quality-guide .tto-quality-card,html[data-theme="dark"] .tto-quality-guide .tto-quality-actions a{border-color:#344563}
html[data-theme="dark"] .tto-quality-guide a{color:#90b9ff}
@media(max-width:700px){.tto-quality-guide{margin:22px 12px;padding:18px}.tto-quality-guide .tto-quality-grid{grid-template-columns:1fr;gap:10px}}

/* Source: /css/site-account-header-v17.10.311.css */
/* Shared account action. Reserve space before JavaScript runs. */
#header .header-tools, .test-header-inner > .site-header-actions {
 display:flex !important; align-items:center; justify-content:flex-end; gap:8px;
 justify-self:end; min-width:0;
}
#header .site-account-link, .test-site-header .site-account-link {
 box-sizing:border-box; display:inline-flex; align-items:center; justify-content:center; gap:7px;
 min-height:48px; min-width:118px; padding:10px 12px; border:1px solid var(--border,#c9d8ed);
 border-radius:12px; background:var(--surface-alt,#f2f7ff); color:var(--text,#172235);
 font:750 13px/1 system-ui,sans-serif; text-decoration:none; white-space:nowrap; flex-shrink:0;
}
.site-account-link svg {flex-shrink:0;}
#header .site-account-link:hover, .test-site-header .site-account-link:hover {border-color:#246df0; background:#e7f0ff; color:#1747a6; text-decoration:none;}
.site-account-link:focus-visible {outline:3px solid #246df0; outline-offset:3px;}
.test-header-inner > .site-header-actions > #themeButton {
 box-sizing:border-box; display:inline-flex; align-items:center; justify-content:center; gap:8px;
 min-width:116px; min-height:48px; padding:10px 15px; margin:0; border:0; border-radius:12px;
 background:linear-gradient(135deg,#246df0,#285ee5); color:white; font:750 13px/1 system-ui,sans-serif;
 cursor:pointer; white-space:nowrap;
}
html[data-theme="dark"] .site-account-link {background:#182a43; color:#e7eef9; border-color:#526783;}
html[data-theme="dark"] .site-account-link:hover {background:#213a5f; color:white;}
@media (max-width:1200px) {
 #header .header-inner, .test-header-inner {grid-template-columns:minmax(0,1fr) auto !important;}
 #header .primary-mode-navigation, .test-nav {grid-column:1 / -1; grid-row:2;}
 #header .header-tools, .test-header-inner > .site-header-actions {grid-column:2; grid-row:1;}
}
@media (max-width:590px) {
 #header .site-account-link, .test-site-header .site-account-link {min-width:44px; width:44px; min-height:44px; padding:10px;}
 .site-account-label {position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip-path:inset(50%); white-space:nowrap;}
 #header .header-tools, .test-header-inner > .site-header-actions {gap:6px;}
 #header #themeButton, .test-header-inner > .site-header-actions > #themeButton {min-width:44px; width:44px; min-height:44px; padding:8px !important;}
 .test-header-inner > .site-header-actions > #themeButton > span:not(:first-child) {display:none;}
}

/* v17.10.317 — green account action after server-confirmed sign-in. */
#header .site-account-link[data-signed-in="true"],
.test-site-header .site-account-link[data-signed-in="true"] {
 background:#15803d; color:#fff; border-color:#15803d;
}
#header .site-account-link[data-signed-in="true"]:hover,
.test-site-header .site-account-link[data-signed-in="true"]:hover {
 background:#166534; color:#fff; border-color:#166534;
}
html[data-theme="dark"] #header .site-account-link[data-signed-in="true"],
html[data-theme="dark"] .test-site-header .site-account-link[data-signed-in="true"] {
 background:#166534; color:#fff; border-color:#22c55e;
}
html[data-theme="dark"] #header .site-account-link[data-signed-in="true"]:hover,
html[data-theme="dark"] .test-site-header .site-account-link[data-signed-in="true"]:hover {
 background:#14532d; color:#fff;
}

/* Source: /css/numpad-certificate-cards-v17.10.376.css */
.numpad-awards{margin:28px 0;padding:24px;border:1px solid var(--border,#dbe4ef);border-radius:20px;background:var(--surface,#fff);color:var(--text,#172033);scroll-margin-top:110px}
.numpad-awards-heading>span,.numpad-award-kind{color:var(--primary,#1769ff);font-size:.78rem;font-weight:800;letter-spacing:.06em}
.numpad-awards-heading h2{margin:7px 0 10px;font-size:clamp(1.4rem,2.4vw,1.9rem);line-height:1.25}
.numpad-awards-heading>p{margin:0 0 20px;max-width:850px;line-height:1.65;color:var(--text-light,#475569)}
.numpad-awards-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.numpad-award-card{display:flex;flex-direction:column;align-items:flex-start;gap:12px;padding:24px;border:1px solid var(--border,#dbe4ef);border-radius:16px;background:var(--surface-alt,var(--surface,#f8fafc));min-width:0}
.numpad-award-icon{font-size:2rem;line-height:1.2}
.numpad-award-card h3{margin:0;font-size:1.2rem;line-height:1.4;color:var(--text,#172033)}
.numpad-award-card p{margin:0;line-height:1.65}
.numpad-award-card>p:not(.numpad-award-kind){color:var(--text-light,#475569)}
.numpad-award-requirement{display:block;font-size:.95rem;line-height:1.6;color:var(--text,#172033)}
.numpad-award-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:auto;padding-top:6px}
.numpad-award-actions a{display:inline-flex;align-items:center;min-height:44px;font-size:.9rem;font-weight:750;color:var(--primary,#1769ff);text-underline-offset:3px;overflow-wrap:anywhere}
.numpad-award-actions .numpad-award-primary{padding:10px 14px;border-radius:10px;background:#15803d;color:#fff;text-decoration:none}
.numpad-award-actions a:focus-visible{outline:3px solid var(--primary,#1769ff);outline-offset:4px}
@media(max-width:700px){.numpad-awards{padding:18px}.numpad-awards-grid{grid-template-columns:minmax(0,1fr)}.numpad-award-card{padding:20px}.numpad-award-actions{align-items:stretch;flex-direction:column;width:100%}.numpad-award-primary{justify-content:center}}