:root{--navy:#07345a;--blue:#0d6faf;--orange:#f56a16;--green:#1c9b63;--bg:#f3f7fa;--ink:#102b3e;--muted:#667b89;--line:#d7e3e9;--danger:#c84646}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;background:linear-gradient(145deg,#f9fbfc,#edf4f7);color:var(--ink);min-height:100vh}.appbar{position:sticky;top:0;z-index:50;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:9px clamp(12px,3.5vw,48px);background:rgba(6,45,78,.97);box-shadow:0 8px 30px #07345a25}.brand{border:0;background:none;color:#fff;display:flex;align-items:center;gap:12px;cursor:pointer;font-weight:900}.brand img{width:128px;height:46px;object-fit:contain;background:white;border-radius:9px;padding:2px}.appbar nav{display:flex;gap:4px;flex-wrap:wrap;justify-content:flex-end}.appbar nav button{border:0;background:transparent;color:#e9f5fb;padding:9px 10px;border-radius:10px;font-weight:750;cursor:pointer}.appbar nav button:hover,.appbar 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small{color:var(--muted)}.img-modal{position:fixed;inset:0;z-index:10000;background:#000d;display:grid;place-items:center;padding:30px}.img-modal[hidden]{display:none}.img-modal img{max-width:96vw;max-height:92vh;background:#fff;box-shadow:0 20px 80px #000}.img-modal button{position:absolute;top:15px;right:20px;width:44px;height:44px;border:0;border-radius:50%;background:#fff;font-size:28px;cursor:pointer}footer{text-align:center;color:#7a8b95;padding:15px 15px 40px}#license-gate{position:fixed;inset:0;z-index:9999;background:linear-gradient(135deg,#062a48,#0b6688);display:grid;place-items:center;padding:20px}.license-gate-hidden{display:none!important}.license-panel{width:min(480px,100%);background:#fff;border-radius:26px;padding:34px;text-align:center;box-shadow:0 30px 70px #0005}.license-logo{font-size:58px}.license-eyebrow{font-weight:900;color:#1685a7}.license-panel input{width:100%;padding:15px;border:1px solid #c8d9e2;border-radius:12px;font-size:17px;margin:8px 0 12px;text-transform:uppercase}.license-panel form button{width:100%;padding:14px;border:0;border-radius:12px;background:#0b6e91;color:#fff;font-weight:900}.license-status{margin-top:12px}.license-error{color:#b22}.license-help{margin-top:14px;color:#70818b;font-size:13px}@media(max-width:1100px){.cards-five{grid-template-columns:repeat(2,1fr)}}@media(max-width:800px){.appbar{align-items:flex-start}.brand span{display:none}.brand img{width:96px;height:38px}.appbar nav button{font-size:12px;padding:7px 6px}.hero{grid-template-columns:1fr}.hero-logo{display:none}.cards,.cards-five{grid-template-columns:1fr}.official-rule,.best,.theory-toolbar{display:block}.answer-buttons{grid-template-columns:1fr}.exam-spec,.result-grid{grid-template-columns:1fr}.quiz-top{grid-template-columns:1fr}.timer{justify-self:start}main{padding:17px 12px 45px}.question-card,.case-card{padding:16px;border-radius:18px}.book-pages figure{padding:6px}.page-head h1{font-size:34px}}\n/* v1.1 Text Edition */
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/* v1.2 Clean Text – theory is selectable/searchable HTML, images only for true figures */
.theory-text-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:22px;align-items:start}.theory-toc{position:sticky;top:88px;max-height:calc(100vh - 110px);overflow:auto;background:#fff;border:1px solid var(--line);border-radius:18px;padding:13px}.theory-toc h3{margin:6px 8px 10px}.theory-toc button{width:100%;border:0;background:transparent;display:flex;gap:9px;text-align:left;padding:9px;border-radius:9px;color:#38515f;cursor:pointer}.theory-toc button:hover{background:#edf6f9}.theory-toc button span{color:#1785aa;font-weight:900}.theory-unit{scroll-margin-top:100px;background:#fff;border:1px solid var(--line);border-radius:22px;padding:clamp(20px,4vw,38px);margin-bottom:18px;box-shadow:0 9px 26px #12394d0b}.theory-unit h2{font-size:clamp(24px,3vw,35px);margin:.25em 0 .8em}.chapter-kicker{font-size:11px;font-weight:900;letter-spacing:.08em;color:#1785aa}.theory-body{font:17px/1.72 Georgia,'Times New Roman',serif;color:#1d303b;white-space:normal}.theory-body p{margin:0 0 1em}.figure-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;margin-top:22px}.theory-figure{display:block;width:100%;max-height:480px;object-fit:contain;border:1px solid var(--line);border-radius:13px;background:#fff;cursor:zoom-in}@media(max-width:800px){.theory-text-layout{grid-template-columns:1fr}.theory-toc{position:static;max-height:none}.theory-unit{padding:18px}.theory-body{font-size:16px}}

/* v2.0 Word Edition – home cards matched to supplied reference */
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/* v2.1 – εικόνες/σχήματα μέσα στη σωστή ροή κειμένου */
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/* v2.2 - Questions / Exam / Development only */
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/* v2.3 Free + Premium */
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