/* MS-Nous: msnous.gr
   Διάταξη: στενή στήλη κειμένου με φαρδιές εικόνες, ενότητες με εναλλασσόμενο φόντο, χωρίς σκιές (όπως η εφαρμογή). */
@font-face{font-family:"Commissioner";font-style:normal;font-weight:100 900;font-display:swap;src:url(fonts/commissioner-greek.woff2) format("woff2");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}
@font-face{font-family:"Commissioner";font-style:normal;font-weight:100 900;font-display:swap;src:url(fonts/commissioner-latin-ext.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Commissioner";font-style:normal;font-weight:100 900;font-display:swap;src:url(fonts/commissioner-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root{
  --bg:#f6f8fc; --panel:#ffffff; --tint:#eaf2fd; --ink:#0f1b2d; --muted:#556178; --line:#dfe6f0;
  --brand:#006ad7; --brand-deep:#00408a; --mentor:#00b8d4; --mentor-soft:#e2f9fd; --ok:#17804a; --warn:#b26a00;
  --on-brand:#ffffff;
  --font:"Commissioner","Segoe UI",system-ui,-apple-system,Arial,sans-serif;
  --r:14px; --r-sm:9px; --wrap:1160px; --text:68ch;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0b1320; --panel:#111c2e; --tint:#13233b; --ink:#e7eef8; --muted:#9db0c9; --line:#22324a;
  --brand:#2f9bff; --brand-deep:#a9cdf5; --mentor:#00d7f3; --mentor-soft:#0d2b36; --ok:#4fc483; --warn:#f0a840; --on-brand:#06111f; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0b1320; --panel:#111c2e; --tint:#13233b; --ink:#e7eef8; --muted:#9db0c9; --line:#22324a;
  --brand:#2f9bff; --brand-deep:#a9cdf5; --mentor:#00d7f3; --mentor-soft:#0d2b36; --ok:#4fc483; --warn:#f0a840; --on-brand:#06111f; color-scheme:dark}

*{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:17px;line-height:1.6;font-variant-numeric:tabular-nums}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand)}
a:hover{color:var(--brand-deep)}
:focus-visible{outline:3px solid var(--brand);outline-offset:3px;border-radius:6px}
h1,h2,h3{line-height:1.18;text-wrap:balance;letter-spacing:-.015em;margin:0}
h1{font-size:clamp(2.1rem,5.2vw,3.6rem);font-weight:750}
h2{font-size:clamp(1.6rem,3.4vw,2.3rem);font-weight:720}
h3{font-size:1.18rem;font-weight:680}
p{margin:0}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:20px}
.eyebrow{font-size:.8rem;font-weight:650;letter-spacing:.09em;text-transform:uppercase;color:var(--brand)}
.lead{font-size:1.18rem;color:var(--muted);max-width:var(--text)}
.muted{color:var(--muted)}
.skip{position:absolute;left:-999px;top:8px;background:var(--panel);padding:8px 12px;border-radius:8px;z-index:50}
.skip:focus{left:12px}

/* Κεφαλίδα */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:18px;min-height:66px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--brand-deep);font-weight:700;font-size:1.25rem;letter-spacing:-.01em}
.brand svg{width:34px;height:34px;flex:none}
.brand b{color:var(--brand);font-weight:700}
.nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav a{color:var(--ink);text-decoration:none;font-weight:540;font-size:.97rem;padding:8px 12px;border-radius:9px}
.nav a:hover{background:var(--tint)}
.nav a[aria-current="page"]{color:var(--brand);background:var(--tint)}
.nav .login{color:var(--muted)}
.nav a.btn-primary{color:var(--on-brand);background:var(--brand)}
.nav a.btn-primary:hover{color:var(--on-brand);background:var(--brand-deep)}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line);color:var(--ink);border-radius:10px;padding:8px 12px;font:inherit;font-weight:600}
@media (max-width:900px){
  .menu-btn{display:inline-flex}
  .nav{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:2px;background:var(--panel);border-bottom:1px solid var(--line);padding:10px 20px 18px;display:none}
  .nav.open{display:flex}
  .nav a{padding:12px}
  .nav .btn{margin-top:6px;justify-content:center}
}

/* Κουμπιά */
.btn{display:inline-flex;align-items:center;gap:8px;text-decoration:none;font:inherit;font-weight:650;border-radius:11px;padding:12px 20px;border:1.5px solid transparent;cursor:pointer;line-height:1.2}
.btn-primary{background:var(--brand);color:var(--on-brand)}
.btn-primary:hover{background:var(--brand-deep);color:var(--on-brand)}
:root[data-theme="dark"] .btn-primary:hover{background:#5fb2ff}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .btn-primary:hover{background:#5fb2ff}}
.btn-ghost{border-color:var(--line);color:var(--ink);background:var(--panel)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-sm{padding:9px 14px;font-size:.95rem}
.ctas{display:flex;flex-wrap:wrap;gap:12px}

/* Ενότητες */
section{padding-block:clamp(56px,8vw,96px)}
.alt{background:var(--panel);border-block:1px solid var(--line)}
.head{display:grid;gap:12px;margin-bottom:36px;max-width:var(--text)}

/* Hero */
.hero{padding-block:clamp(40px,7vw,84px) clamp(48px,7vw,80px)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:40px}
.hero h1 em{font-style:normal;color:var(--brand);position:relative}
.hero h1 em::after{content:"";position:absolute;right:-.22em;top:.12em;width:.2em;height:.2em;border-radius:50%;background:var(--mentor)}
.hero .lead{margin-top:18px}
.hero .ctas{margin-top:28px}
.status{display:inline-flex;align-items:center;gap:8px;font-size:.92rem;font-weight:600;color:var(--brand-deep);background:var(--tint);border-radius:999px;padding:6px 14px;margin-bottom:22px}
.status::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--mentor)}
.shot{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--panel)}
.shot .bar{display:flex;gap:6px;align-items:center;padding:10px 14px;border-bottom:1px solid var(--line);font-size:.8rem;color:var(--muted)}
.shot .bar i{width:10px;height:10px;border-radius:50%;background:var(--line);display:block}
.shot .bar span{margin-left:10px}
figure{margin:0}
figcaption{font-size:.9rem;color:var(--muted);margin-top:10px}

/* Κάρτες ρόλων */
.grid3{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.grid2{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:24px;display:grid;gap:10px;align-content:start;min-width:0}
.alt .card{background:var(--bg)}
.card .who{font-size:.82rem;font-weight:650;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.card ul{margin:4px 0 0;padding-left:1.1em;display:grid;gap:6px}
.card li::marker{color:var(--brand)}

/* Η μέρα στο φροντιστήριο */
.day{list-style:none;margin:0;padding:0;display:grid;gap:0;border-left:2px solid var(--line);margin-left:52px}
.day li{position:relative;padding:0 0 26px 26px;max-width:var(--text)}
.day li:last-child{padding-bottom:0}
.day time{position:absolute;left:-62px;top:1px;width:48px;text-align:right;font-weight:700;color:var(--brand);font-size:.95rem}
.day li::before{content:"";position:absolute;left:-7px;top:8px;width:12px;height:12px;border-radius:50%;background:var(--panel);border:2px solid var(--brand)}
.day li.m::before{border-color:var(--mentor);background:var(--mentor)}
.day b{display:block}

/* Βιβλίο: στοιχείο από την πύλη μαθητή */
.book{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:20px;display:grid;gap:10px;max-width:420px}
.book .t{font-weight:650}
.book .meter{height:10px;border-radius:99px;background:var(--tint);overflow:hidden}
.book .meter i{display:block;height:100%;width:33%;background:var(--brand);border-radius:99px}
.book .n{font-size:.95rem;color:var(--muted)}

/* Λίστες χαρακτηριστικών */
.feat{display:grid;gap:44px}
.feat article{display:grid;gap:22px;grid-template-columns:minmax(0,1fr)}
@media (min-width:960px){.feat article{grid-template-columns:minmax(0,5fr) minmax(0,7fr);align-items:start}.feat article.rev>div:first-child{order:2}}
.feat h3{font-size:1.4rem}
.checks{list-style:none;padding:0;margin:14px 0 0;display:grid;gap:9px}
.checks li{padding-left:28px;position:relative}
.checks li::before{content:"";position:absolute;left:2px;top:.42em;width:14px;height:8px;border-left:2.5px solid var(--brand);border-bottom:2.5px solid var(--brand);transform:rotate(-45deg)}

/* Mentor */
.mentor-band{background:var(--mentor-soft);border-block:1px solid var(--line)}
.mentor-band .eyebrow{color:var(--mentor)}
:root:not([data-theme="dark"]) .mentor-band .eyebrow{color:#007d91}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .mentor-band .eyebrow{color:var(--mentor)}}
.tag{justify-self:start;display:inline-block;font-size:.78rem;font-weight:650;padding:3px 10px;border-radius:99px;background:var(--tint);color:var(--brand-deep)}
.tag.soon{background:transparent;border:1px dashed var(--muted);color:var(--muted)}
.tag.add{background:var(--mentor-soft);color:var(--ink);border:1px solid var(--mentor)}

/* Τιμές */
.prices{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.price{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:26px;display:grid;gap:10px;align-content:start;min-width:0}
.price.main{border:2px solid var(--brand)}
.price .amt{font-size:2.2rem;font-weight:760;letter-spacing:-.02em;line-height:1.1}
.price .amt small{font-size:1rem;font-weight:550;color:var(--muted);letter-spacing:0}
.price .vat{font-size:.88rem;color:var(--muted)}
.note{font-size:.95rem;color:var(--muted);max-width:var(--text)}

.calc{display:grid;gap:24px;grid-template-columns:minmax(0,1fr);background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:clamp(20px,4vw,34px)}
@media (min-width:880px){.calc{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}
.field{display:grid;gap:6px}
.field label{font-weight:620}
.field .hint{font-size:.88rem;color:var(--muted)}
input[type=number],input[type=text],input[type=email],input[type=tel],select,textarea{font:inherit;color:var(--ink);background:var(--bg);border:1.5px solid var(--line);border-radius:10px;padding:11px 13px;width:100%}
input:focus,select:focus,textarea:focus{border-color:var(--brand);outline:none}
.check{display:flex;gap:10px;align-items:flex-start}
.check input{width:20px;height:20px;margin-top:3px;accent-color:var(--brand);flex:none}
.calc .fields{display:grid;gap:18px;align-content:start}
.result{background:var(--tint);border-radius:var(--r-sm);padding:20px;display:grid;gap:8px;align-content:start}
.result .row{display:flex;justify-content:space-between;gap:12px}
.result .row span:last-child{font-weight:620;white-space:nowrap}
.result .total{border-top:1px solid var(--line);padding-top:10px;margin-top:4px;font-size:1.15rem}
.result .total span:last-child{font-weight:760}
.result .gross{color:var(--muted);font-size:.95rem}

.tbl{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--panel)}
table{border-collapse:collapse;width:100%;min-width:560px}
th,td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:.82rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:650}
tr:last-child td{border-bottom:0}
td.n,th.n{text-align:right;white-space:nowrap}

/* Συχνές ερωτήσεις */
.faq{display:grid;gap:10px;max-width:860px}
.faq details{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-sm);padding:4px 20px}
.faq summary{cursor:pointer;font-weight:650;padding:14px 0;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--brand);font-weight:700;font-size:1.3rem;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq details>div{padding:0 0 16px;color:var(--muted);display:grid;gap:10px}

/* Φόρμα */
.form{display:grid;gap:18px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:clamp(20px,4vw,34px);max-width:760px}
.form .two{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.form .hp{position:absolute;left:-5000px}
.form .err{color:#c0392b;font-weight:600}
.done{display:grid;gap:10px;background:var(--panel);border:2px solid var(--ok);border-radius:var(--r);padding:28px;max-width:760px}
.done h2{font-size:1.5rem}

/* Τελικό κάλεσμα */
.cta-band{background:var(--brand-deep);color:#fff}
:root[data-theme="dark"] .cta-band{background:#0f2747}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .cta-band{background:#0f2747}}
.cta-band .wrap{display:grid;gap:18px;justify-items:start}
.cta-band p{color:#cfe2fb;max-width:var(--text)}
.cta-band .btn-primary{background:#fff;color:#00408a}
.cta-band .btn-primary:hover{background:#e2efff;color:#00408a}
.cta-band .btn-ghost{background:transparent;color:#fff;border-color:#4d7fc0}

/* Υποσέλιδο */
.foot{padding-block:44px;font-size:.95rem;color:var(--muted)}
.foot .wrap{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.foot h3{font-size:.85rem;text-transform:uppercase;letter-spacing:.07em;color:var(--ink);margin-bottom:10px}
.foot ul{list-style:none;padding:0;margin:0;display:grid;gap:7px}
.foot a{color:var(--muted);text-decoration:none}
.foot a:hover{color:var(--brand)}
.foot .legal{grid-column:1/-1;border-top:1px solid var(--line);padding-top:18px;font-size:.88rem}

.crumbs{font-size:.9rem;color:var(--muted);margin-bottom:14px}
.crumbs a{color:var(--muted)}
.page-head{padding-block:clamp(36px,6vw,64px) clamp(28px,4vw,40px)}
.page-head .lead{margin-top:14px}
.prose{max-width:var(--text);display:grid;gap:14px}
.prose h2{font-size:1.45rem;margin-top:18px}
.sig{margin-top:14px;font-weight:650;color:var(--brand-deep)}
.sig em{font-style:normal;color:var(--brand)}
.ex i{display:block;font-style:normal;line-height:1.7}
.ex s{color:#c0392b}
.ex b{color:var(--ok)}
.ex ul{margin:12px 0 0;padding-left:20px;display:grid;gap:6px}
.grid4{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
@media (min-width:1100px){.grid4{grid-template-columns:repeat(4,minmax(0,1fr))}}