:root{--primary:#01aeee;--primary-hover:#009fd6;--secondary:#001a45;--secondary-soft:#0a2a6e;--accent:#01aeee;--accent-hover:#009fd6;--bg:#f8fafc;--surface:#fff;--border:#e2e8f0;--text:#1e293b;--text-muted:#64748b;--success:#22c55e;--error:#ef4444;--warning:#f59e0b;--font-sans:"Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif;--radius:12px;--radius-sm:10px;--radius-lg:20px;--shadow-sm:0 1px 3px rgba(15,23,42,.08);--shadow-md:0 6px 24px rgba(15,23,42,.1);--shadow-lg:0 16px 48px rgba(0,26,69,.18);--container:1200px;--header-height:72px}*,:after,:before{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{margin:0;font-family:var(--font-sans);font-size:1rem;line-height:1.6;color:var(--text);background-color:var(--bg)}h1,h2,h3,h4,h5,h6{margin:0 0 .5em;line-height:1.2;color:var(--secondary);font-weight:700}p{margin:0 0 1em}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-hover)}img,svg{max-width:100%;height:auto}button{font-family:inherit}:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:4px}.skip-link{position:absolute;top:-48px;left:16px;z-index:200;padding:10px 18px;background:var(--secondary);color:#fff;border-radius:0 0 8px 8px;transition:top .2s ease}.skip-link:focus{top:0;color:#fff}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:after,:before{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:24px}.section{padding-block:4rem}.section--alt{background:var(--surface)}.section--dark{background:linear-gradient(160deg,var(--secondary) 0,var(--secondary-soft) 100%);color:#e2e8f0}.section--dark h2,.section--dark h3{color:#fff}.section-heading{max-width:720px;margin:0 auto 48px;text-align:center}.section-heading--wide{max-width:960px}.section-heading__eyebrow{display:inline-block;margin-bottom:8px;font-size:.85rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--primary)}.section-heading__title{font-size:clamp(1.6rem,3.5vw,2.4rem)}.section-heading__text{color:var(--text-muted);margin:0}.page-hero,.section--dark .section-heading__text{color:#cbd5e1}.page-hero{padding:72px 0;text-align:center;background:radial-gradient(circle at 85% 15%,rgba(1,174,238,.25),transparent 45%),linear-gradient(150deg,var(--secondary) 0,var(--secondary-soft) 100%)}.page-hero__title{color:#fff;font-size:clamp(1.8rem,4vw,2.8rem);margin-bottom:12px}.page-hero__text{max-width:640px;margin:0 auto;font-size:1.1rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 28px;border:2px solid transparent;border-radius:999px;font-size:1rem;font-weight:600;line-height:1.2;cursor:pointer;transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .15s ease}.btn:active{transform:scale(.98)}.btn--primary{background:var(--primary);color:#fff}.btn--primary:hover{background:var(--primary-hover);color:#fff}.btn--secondary{background:var(--secondary);color:#fff}.btn--secondary:hover{background:var(--secondary-soft);color:#fff}.btn--outline{background:transparent;border-color:var(--primary);color:var(--primary)}.btn--outline:hover{background:var(--primary);color:#fff}.btn--light{background:#fff;color:var(--secondary)}.btn--light:hover{background:#e2e8f0;color:var(--secondary)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden;transition:transform .2s ease,box-shadow .2s ease}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:20px}.field label{font-weight:600;color:var(--secondary)}.field input,.field select,.field textarea{padding:12px 16px;font-family:inherit;font-size:1rem;color:var(--text);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);transition:border-color .2s ease}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #01aeee33}.field__error{color:var(--error);font-size:.875rem}.opacity-enter-active,.opacity-leave-active{transition:opacity .2s ease}.opacity-enter-from,.opacity-leave-to{opacity:0}.app-badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;font-size:.72rem;font-weight:700;letter-spacing:.02em;text-transform:uppercase;line-height:1.4}.app-badge--ia{background:#8b5cf624;color:#7c3aed}.app-badge--quiz{background:#01aeee24;color:#0284c7}.app-badge--atividade{background:#22c55e24;color:#16a34a}.app-badge--livro{background:#f59e0b29;color:#d97706}.app-badge--default{background:#64748b24;color:var(--text-muted)}.card-skeleton{min-height:360px;border-radius:var(--radius-lg);border:1px solid var(--border);background:linear-gradient(100deg,var(--surface) 30%,rgba(1,174,238,.08) 50%,var(--surface) 70%);background-size:200% 100%;animation:card-skeleton-shimmer 1.4s ease-in-out infinite}@keyframes card-skeleton-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@media(prefers-reduced-motion:reduce){.card-skeleton{animation:none}}.lang[data-v-bba8c1d7]{gap:8px;color:inherit}.lang[data-v-bba8c1d7],.lang__list[data-v-bba8c1d7]{display:flex;align-items:center}.lang__list[data-v-bba8c1d7]{gap:2px;margin:0;padding:0;list-style:none}.lang__item[data-v-bba8c1d7]{display:inline-block;padding:4px 8px;border-radius:6px;font-size:.8rem;font-weight:700;color:inherit;opacity:.7;transition:opacity .2s ease,background-color .2s ease}.lang__item[data-v-bba8c1d7]:hover{opacity:1;color:inherit}.lang__item--active[data-v-bba8c1d7]{opacity:1;background:var(--primary);color:#fff}.header[data-v-c3a4c6f5]{position:sticky;top:0;z-index:100;background:var(--surface);border-bottom:1px solid var(--border);box-shadow:var(--shadow-sm)}.header__inner[data-v-c3a4c6f5]{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:var(--header-height)}.header__logo[data-v-c3a4c6f5]{display:inline-flex;align-items:center;flex-shrink:0}.header__logo-img[data-v-c3a4c6f5]{height:44px;width:auto}.header__toggle[data-v-c3a4c6f5]{display:none;padding:8px;background:none;border:none;color:var(--secondary);cursor:pointer}.header__nav[data-v-c3a4c6f5]{justify-content:space-between;gap:24px;flex:1}.header__menu[data-v-c3a4c6f5],.header__nav[data-v-c3a4c6f5]{display:flex;align-items:center}.header__menu[data-v-c3a4c6f5]{gap:4px;margin:0;padding:0;list-style:none}.header__link[data-v-c3a4c6f5]{display:inline-block;padding:8px 14px;border-radius:8px;font-weight:600;color:var(--secondary);transition:color .2s ease,background-color .2s ease}.header__link[data-v-c3a4c6f5]:hover{background:#01aeee14}.header__link.router-link-active[data-v-c3a4c6f5]:not([href="/"]),.header__link.router-link-exact-active[data-v-c3a4c6f5],.header__link[data-v-c3a4c6f5]:hover{color:var(--primary)}.header__actions[data-v-c3a4c6f5]{display:flex;align-items:center;gap:20px;color:var(--secondary)}.header__store[data-v-c3a4c6f5]{padding:9px 20px;font-size:.9rem}@media(max-width:960px){.header__toggle[data-v-c3a4c6f5]{display:inline-flex}.header__nav[data-v-c3a4c6f5]{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:16px;padding:20px 24px 28px;background:var(--surface);border-bottom:1px solid var(--border);box-shadow:var(--shadow-md)}.header__nav--open[data-v-c3a4c6f5]{display:flex}.header__menu[data-v-c3a4c6f5]{flex-direction:column;align-items:stretch;gap:2px}.header__link[data-v-c3a4c6f5]{display:block;padding:12px 14px}.header__actions[data-v-c3a4c6f5]{flex-direction:column;align-items:stretch;gap:16px}.header__actions[data-v-c3a4c6f5] .lang,.header__store[data-v-c3a4c6f5]{justify-content:center}}.footer[data-v-55ee41ed]{background:var(--secondary);color:#cbd5e1;padding:64px 0 32px}.footer__grid[data-v-55ee41ed]{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(226,232,240,.15)}.footer__logo[data-v-55ee41ed]{width:56px;height:auto;border-radius:12px}.footer__tagline[data-v-55ee41ed]{margin-top:16px;max-width:280px;font-size:.95rem}.footer__title[data-v-55ee41ed]{margin-bottom:16px;font-size:1rem;font-weight:700;color:#fff}.footer__list[data-v-55ee41ed]{display:flex;flex-direction:column;gap:10px;margin:0;padding:0;list-style:none}.footer__link[data-v-55ee41ed]{color:#cbd5e1;font-size:.95rem;transition:color .2s ease}.footer__link[data-v-55ee41ed]:hover{color:var(--primary)}.footer__link--icon[data-v-55ee41ed]{display:inline-flex;align-items:center;gap:8px}.footer__bottom[data-v-55ee41ed]{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:24px}.footer__copy[data-v-55ee41ed]{margin:0;font-size:.875rem}@media(max-width:960px){.footer__grid[data-v-55ee41ed]{grid-template-columns:1fr 1fr}}@media(max-width:560px){.footer__grid[data-v-55ee41ed]{grid-template-columns:1fr}}.error-page[data-v-6fcd599e]{display:flex;flex-direction:column;min-height:100vh}.error-page__main[data-v-6fcd599e]{flex:1;display:flex;align-items:center;padding:72px 0}.error-page__content[data-v-6fcd599e]{text-align:center}.error-page__code[data-v-6fcd599e]{font-size:clamp(4rem,10vw,7rem);font-weight:800;line-height:1;margin-bottom:8px;color:var(--primary)}.error-page__text[data-v-6fcd599e]{color:var(--text-muted);margin-bottom:32px}