/* Chord & Go — ιστοσελίδα. Ίδια χρώματα και γραμματοσειρά με την εφαρμογή. */
@font-face { font-family: "Ubuntu"; src: url("fonts/ubuntu_regular.ttf") format("truetype"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Ubuntu"; src: url("fonts/ubuntu_medium.ttf") format("truetype"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Ubuntu"; src: url("fonts/ubuntu_bold.ttf") format("truetype"); font-weight: 700; font-display: swap; }

:root {
  --navy-top: #507DA0;
  --navy: #253A4B;
  --navy-deep: #1B2C3A;
  --silver: #D8DCE1;
  --bg: #F2F3F5;
  --card: #FFFFFF;
  --text: #1E2A33;
  --muted: #5B6B78;
  --chord: #C62828;
  --link: #2F6FA3;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: "Ubuntu", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 17px; line-height: 1.6;
}
a { color: var(--link); }
img { max-width: 100%; display: block; }

/* ── Κεφαλίδα ── */
header.top {
  background: linear-gradient(180deg, var(--navy-top), var(--navy));
  color: #fff;
}
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px; }
.bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 14px; padding-bottom: 14px; flex-wrap: wrap; }
.brand img { height: 34px; width: auto; }
nav.menu { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
nav.menu a {
  color: #fff; text-decoration: none; padding: 6px 12px; border-radius: 999px;
  font-weight: 500; font-size: 15px; opacity: .92;
}
nav.menu a.on, nav.menu a:hover { background: rgba(255,255,255,.16); opacity: 1; }
select.lang {
  font: inherit; font-size: 14px; color: #fff; background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.35); border-radius: 999px; padding: 5px 10px; cursor: pointer;
}
select.lang option { color: #000; }

/* ── Αρχική ── */
.hero { text-align: center; padding-top: 36px; padding-bottom: 54px; }
.hero .icon { width: 96px; height: 96px; border-radius: 22px; margin: 0 auto 18px; box-shadow: 0 10px 30px rgba(0,0,0,.25); }
.hero h1 { font-size: clamp(30px, 5vw, 46px); line-height: 1.15; margin: 0 0 12px; font-weight: 700; }
.hero p.tag { font-size: clamp(17px, 2.4vw, 21px); color: var(--silver); max-width: 680px; margin: 0 auto 22px; }
.soon {
  display: inline-block; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.3);
  border-radius: 999px; padding: 8px 18px; font-weight: 500; font-size: 15px;
}
.shots { display: flex; gap: 16px; margin: -30px 0 40px; overflow-x: auto; padding: 0 2px 12px; scroll-snap-type: x mandatory; justify-content: safe center; }
.shots img { flex: 0 0 auto; width: 200px; height: auto; border-radius: 16px; box-shadow: 0 8px 24px rgba(0,0,0,.18); scroll-snap-align: center; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; margin-bottom: 48px; }
.feature { background: var(--card); border-radius: 16px; padding: 20px 22px; box-shadow: 0 2px 8px rgba(0,0,0,.06); }
.feature h3 { margin: 0 0 6px; font-size: 18px; color: var(--navy); }
.feature p { margin: 0; color: var(--muted); font-size: 16px; }

/* ── Σελίδες κειμένου ── */
.page-head { padding-top: 26px; padding-bottom: 30px; }
.page-head h1 { margin: 0; font-size: clamp(26px, 4vw, 36px); }
.page-head p { margin: 6px 0 0; color: var(--silver); }
article.doc {
  background: var(--card); border-radius: 18px; padding: 8px 28px 26px; margin: 24px auto 48px;
  box-shadow: 0 2px 10px rgba(0,0,0,.06); max-width: 820px;
}
article.doc h2 { font-size: 20px; color: var(--navy); margin: 26px 0 8px; }
article.doc p, article.doc li { color: var(--text); }
article.doc ul { padding-inline-start: 22px; }
article.doc li { margin: 4px 0; }
.note { background: #EEF3F8; border-radius: 12px; padding: 12px 16px; color: var(--muted); font-size: 15px; margin-top: 18px; }
.contact-box { background: #EEF3F8; border-radius: 14px; padding: 16px 18px; margin: 18px 0 6px; }
.contact-box a { font-weight: 700; font-size: 18px; }
details.faq { border-bottom: 1px solid #E3E7EB; padding: 12px 0; }
details.faq summary { cursor: pointer; font-weight: 700; color: var(--navy); list-style-position: outside; }
details.faq p { margin: 8px 0 0; }

/* ── Υποσέλιδο ── */
footer.foot { background: var(--navy-deep); color: var(--silver); font-size: 14px; padding: 22px 0; }
footer.foot .wrap { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
footer.foot a { color: var(--silver); }
/* 📣 Οι σελίδες μας στα social (22/10/2026) */
.social { display: inline-flex; gap: 14px; align-items: center; }
.social a { display: inline-flex; width: 22px; height: 22px; color: inherit; transition: transform .2s ease, opacity .2s ease; opacity: .85; }
.social a:hover { transform: translateY(-2px) scale(1.12); opacity: 1; }
.social svg { width: 100%; height: 100%; }
.cc-social { display: flex; justify-content: center; gap: 18px; margin-top: 16px; color: #fff; }
.cc-social a { width: 26px; height: 26px; }

[dir="rtl"] body, body[dir="rtl"] { text-align: right; }
@media (max-width: 560px) {
  body { font-size: 16px; }
  article.doc { padding: 4px 18px 20px; border-radius: 14px; }
  .brand img { height: 28px; }
}

/* ════════════ ΑΡΧΙΚΗ — κίνηση και γραφικά ════════════ */
header.top.home, header.top.subhead { position: relative; overflow: hidden; background: linear-gradient(160deg, #5B8BB0 0%, var(--navy-top) 35%, var(--navy) 80%, var(--navy-deep) 100%); background-size: 200% 200%; animation: sky 18s ease-in-out infinite alternate; }
@keyframes sky { from { background-position: 0% 0%; } to { background-position: 100% 100%; } }
.notes { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.notes span { position: absolute; bottom: -60px; animation: float linear infinite; text-shadow: 0 2px 8px rgba(0,0,0,.15); }
@keyframes float {
  0% { transform: translate(0, 0) rotate(-10deg); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translate(var(--drift), -820px) rotate(14deg); opacity: 0; }
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 30px; align-items: center; padding-top: 30px; padding-bottom: 90px; }
.hero-text h1 { font-size: clamp(34px, 5.4vw, 58px); line-height: 1.08; margin: 0 0 16px; font-weight: 700; letter-spacing: -.5px; }
.hero-text .tag { font-size: clamp(17px, 2.2vw, 21px); color: var(--silver); margin: 0 0 26px; max-width: 560px; }
.rise { opacity: 0; transform: translateY(24px); animation: rise .9s cubic-bezier(.2,.7,.2,1) forwards; animation-delay: var(--d, 0ms); }
@keyframes rise { to { opacity: 1; transform: none; } }
.soon { display: inline-flex; align-items: center; gap: 10px; }
.pulse { width: 10px; height: 10px; border-radius: 50%; background: #7CE0A3; box-shadow: 0 0 0 0 rgba(124,224,163,.7); animation: pulse 1.8s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 12px rgba(124,224,163,0); } 100% { box-shadow: 0 0 0 0 rgba(124,224,163,0); } }

/* Το κινητό */
.phone-stage { position: relative; display: flex; justify-content: center; perspective: 1200px; }
.glow { position: absolute; width: 340px; height: 340px; border-radius: 50%; top: 50%; left: 50%; transform: translate(-50%,-50%);
  background: radial-gradient(circle, rgba(143,180,212,.55), rgba(143,180,212,0) 65%); filter: blur(10px); animation: breathe 6s ease-in-out infinite; }
@keyframes breathe { 50% { transform: translate(-50%,-50%) scale(1.12); opacity: .8; } }
.phone { position: relative; width: 270px; border-radius: 42px; padding: 11px; background: #000;
  box-shadow: 0 30px 60px rgba(0,0,0,.45), inset 0 0 0 2px rgba(255,255,255,.14); transform-style: preserve-3d;
  animation: bob 6s ease-in-out infinite; transition: transform .25s ease-out; }
@keyframes bob { 50% { translate: 0 -12px; } }
.phone .screen { position: relative; width: 100%; aspect-ratio: 552 / 1200; border-radius: 32px; overflow: hidden; background: #F2F3F5; }
.phone .screen img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transform: scale(1.04); transition: opacity .9s ease, transform 1.2s ease; }
.phone .screen img.on { opacity: 1; transform: none; }
.wave { position: absolute; left: 0; right: 0; bottom: -1px; width: 100%; height: 70px; }
.wave path { fill: var(--bg); }

/* Ενότητες */
.sec-title { text-align: center; font-size: clamp(24px, 3.4vw, 34px); color: var(--navy); margin: 64px 0 26px; }
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.7,.2,1); transition-delay: var(--d, 0ms); }
.reveal.in { opacity: 1; transform: none; }

/* Ζωντανή επίδειξη */
.demo-sec { margin-top: 10px; }
.demo { display: grid; grid-template-columns: .9fr 1.1fr; gap: 34px; align-items: center; background: var(--card); border-radius: 26px; padding: 34px; box-shadow: 0 18px 50px rgba(37,58,75,.12); }
.demo-head h2 { margin: 0 0 10px; font-size: clamp(24px, 3vw, 32px); color: var(--navy); }
.demo-head p { color: var(--muted); margin: 0 0 18px; }
.demo-head .try { font-size: 14px; margin-top: 12px; }
.controls { display: flex; gap: 10px; flex-wrap: wrap; }
.pill { font: inherit; font-weight: 700; font-size: 15px; color: var(--navy); background: #EEF3F8; border: 2px solid transparent; border-radius: 999px; padding: 9px 16px; cursor: pointer; transition: all .2s ease; }
.pill.round { width: 44px; padding: 9px 0; font-size: 20px; line-height: 1; }
.pill:hover { background: var(--navy-top); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 18px rgba(80,125,160,.35); }
.pill.on { border-color: var(--navy-top); }
.sheet { position: relative; background: #FBFCFD; border: 1px solid #E3E7EB; border-radius: 18px; padding: 44px 22px 22px; overflow: hidden; }
.sheet.flip { animation: flip .6s ease; }
@keyframes flip { 0% { transform: rotateX(0); } 50% { transform: rotateX(12deg) scale(.98); } 100% { transform: none; } }
.mode { position: absolute; top: 12px; left: 16px; font-size: 13px; font-weight: 700; color: #fff; background: var(--navy-top); padding: 4px 12px; border-radius: 999px; }
.song { font-family: "SF Mono", ui-monospace, Menlo, Consolas, monospace; font-size: clamp(14px, 1.7vw, 18px); line-height: 1.45; overflow-x: auto; }
.song .cl, .song .ly { white-space: pre; }
.song .cl { position: relative; height: 1.5em; color: var(--chord); font-weight: 700; }
.song .ch { position: absolute; top: 0; transition: transform .3s, color .3s, background .3s; padding: 0 3px; border-radius: 6px; }
.song .ch.now { background: rgba(198,40,40,.12); transform: translateY(-2px) scale(1.12); }
.song .ly { margin-bottom: 8px; color: var(--text); }
.piano { position: relative; display: flex; height: 120px; margin-top: 18px; border-radius: 0 0 12px 12px; filter: drop-shadow(0 8px 14px rgba(0,0,0,.12)); }
.piano .k { border: 0; padding: 0; cursor: pointer; transition: background .15s, transform .1s; }
.piano .w { flex: 1; background: linear-gradient(#fff, #F1F3F5); border: 1px solid #D5DADF; border-radius: 0 0 8px 8px; }
.piano .b { position: absolute; top: 0; width: 6.4%; height: 62%; background: linear-gradient(#2B3945, #0B121A); border-radius: 0 0 6px 6px; z-index: 2; }
.piano .w:hover { background: linear-gradient(#fff, #DDE8F2); }
.piano .b:hover { background: linear-gradient(#3C5163, #16222C); }
.piano .k.on { background: linear-gradient(#8FB4D4, var(--navy-top)); transform: translateY(2px); }
.piano .k.root { background: linear-gradient(#EF7B7B, var(--chord)); }

/* Λειτουργίες */
.features { margin-bottom: 20px; }
.feature { position: relative; overflow: hidden; transition: transform .35s cubic-bezier(.2,.7,.2,1), box-shadow .35s; }
.feature::after { content: ""; position: absolute; inset: 0; background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(80,125,160,.14), transparent 45%); opacity: 0; transition: opacity .3s; pointer-events: none; }
.feature:hover { transform: translateY(-8px); box-shadow: 0 22px 44px rgba(37,58,75,.18); }
.feature:hover::after { opacity: 1; }
.feature:hover .ic { transform: scale(1.12) rotate(-3deg); }
.ic { width: 58px; height: 58px; margin-bottom: 10px; transition: transform .4s cubic-bezier(.2,.7,.2,1); fill: none; stroke: var(--navy-top); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.ic-lib .pg { fill: #fff; } .ic-lib .p1 { animation: pg 3s ease-in-out infinite; } .ic-lib .p2 { animation: pg 3s ease-in-out .2s infinite; }
@keyframes pg { 50% { transform: translate(3px,-3px); } }
.ic-not text { font: 700 22px "Ubuntu", sans-serif; stroke: none; fill: var(--chord); }
.ic-not .t1 { animation: sw 4s infinite; } .ic-not .t2 { animation: sw 4s 2s infinite; opacity: 0; }
@keyframes sw { 0%, 40% { opacity: 1; } 50%, 90% { opacity: 0; } 100% { opacity: 1; } }
.ic-stage .beam { fill: rgba(255,214,120,.35); stroke: none; transform-origin: 50% 0; }
.ic-stage .b1 { animation: sweepL 3.2s ease-in-out infinite; } .ic-stage .b2 { animation: sweepR 3.2s ease-in-out infinite; }
@keyframes sweepL { 50% { transform: rotate(-7deg); fill: rgba(255,214,120,.6); } }
@keyframes sweepR { 50% { transform: rotate(7deg); fill: rgba(255,214,120,.6); } }
.ic-stage .cur { fill: #C62828; stroke: none; opacity: .9; }
.ic-stage .cl { transform-origin: 0 0; animation: curL 4s ease-in-out infinite; } .ic-stage .cr { transform-origin: 64px 0; animation: curR 4s ease-in-out infinite; }
@keyframes curL { 50% { transform: scaleX(.8); } } @keyframes curR { 50% { transform: scaleX(.8); } }
.ic-stage .valance { fill: #8E1B1B; stroke: none; } .ic-stage .mic { stroke: var(--navy); } .ic-stage .mic circle { fill: var(--navy); }
.ic-band .dot { fill: var(--navy-top); stroke: none; } .ic-band .ring { stroke-width: 2.5; transform-origin: 32px 32px; animation: ring 2.4s ease-out infinite; }
.ic-band .r2 { animation-delay: .8s; } .ic-band .r3 { animation-delay: 1.6s; }
@keyframes ring { from { transform: scale(1); opacity: .9; } to { transform: scale(3.2); opacity: 0; } }
.ic-tools .wrench { transform-origin: 32px 32px; animation: tighten 2.6s ease-in-out infinite; }
.ic-tools .wrench path { fill: var(--navy-top); stroke: none; }
@keyframes tighten { 0%, 100% { transform: rotate(0); } 25% { transform: rotate(-20deg); } 45% { transform: rotate(6deg); } 60% { transform: rotate(0); } }
.ic-keys .w { fill: #fff; } .ic-keys .b { fill: var(--navy); stroke: none; }
.ic-keys .w1 { animation: key 2.4s infinite; } .ic-keys .w2 { animation: key 2.4s .3s infinite; } .ic-keys .w3 { animation: key 2.4s .6s infinite; } .ic-keys .w4 { animation: key 2.4s .9s infinite; }
@keyframes key { 0%, 20% { fill: #fff; } 10% { fill: #8FB4D4; } }
.ic-live .kb { fill: #fff; } .ic-live .nb { fill: var(--navy-top); stroke: none; animation: fall 2.4s linear infinite; }
.ic-live .n2 { animation-delay: .8s; fill: #E8A33D; } .ic-live .n3 { animation-delay: 1.6s; }
@keyframes fall { 0% { transform: translateY(0); opacity: 0; } 15% { opacity: 1; } 80% { transform: translateY(20px); opacity: 1; } 100% { transform: translateY(24px); opacity: 0; } }
.ic-search .ln { stroke: #C9D6E2; stroke-width: 2.5; } .ic-search .lens { animation: look 3.2s ease-in-out infinite; } .ic-search circle { fill: rgba(255,255,255,.7); }
@keyframes look { 0%, 100% { transform: translate(0,0); } 25% { transform: translate(-14px,-8px); } 50% { transform: translate(-6px,8px); } 75% { transform: translate(-16px,4px); } }
.ic-cloud .cl { fill: #fff; } .ic-cloud .up { animation: up 2.2s ease-in-out infinite; }
@keyframes up { 0% { transform: translateY(4px); opacity: 0; } 30%, 70% { opacity: 1; } 100% { transform: translateY(-6px); opacity: 0; } }
.ic-night .moon { fill: var(--navy-top); stroke: none; } .ic-night .st { fill: #FFD678; stroke: none; animation: twinkle 2.4s ease-in-out infinite; }
.ic-night .s2 { animation-delay: .8s; } .ic-night .s3 { animation-delay: 1.6s; }
@keyframes twinkle { 0%, 100% { opacity: .2; } 50% { opacity: 1; } }
.ic-screen .mon { fill: #fff; } .ic-screen .ln { stroke: #C9D6E2; stroke-width: 2.5; animation: lyr 3s infinite; }
.ic-screen .l2 { animation-delay: 1s; } .ic-screen .l3 { animation-delay: 2s; }
@keyframes lyr { 0%, 30% { stroke: var(--navy-top); } 34%, 100% { stroke: #C9D6E2; } }
.ic-screen .wf { animation: twinkle 1.6s ease-in-out infinite; }
.ic-midi .body { fill: #fff; } .ic-midi .pin { fill: #C9D6E2; stroke: none; animation: pin 2s infinite; }
.ic-midi .p2 { animation-delay: .2s; } .ic-midi .p3 { animation-delay: .4s; } .ic-midi .p4 { animation-delay: .6s; } .ic-midi .p5 { animation-delay: .8s; }
@keyframes pin { 0%, 30% { fill: var(--navy-top); } 40%, 100% { fill: #C9D6E2; } }

/* Λωρίδα στιγμιότυπων */
.strip-sec .sec-title { padding: 0 20px; }
.marquee { overflow: hidden; padding: 10px 0 64px; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.track { display: flex; gap: 22px; width: max-content; animation: slide 40s linear infinite; }
.marquee:hover .track { animation-play-state: paused; }
.track img { width: 220px; height: auto; border-radius: 18px; box-shadow: 0 12px 28px rgba(0,0,0,.18); transition: transform .35s ease; }
.track img { transform-origin: 50% 0; }
.track img:hover { transform: scale(1.07); box-shadow: 0 22px 40px rgba(0,0,0,.28); }
@keyframes slide { to { transform: translateX(-50%); } }
.marquee.js { cursor: grab; touch-action: pan-y; -webkit-user-select: none; user-select: none; }
.marquee.js .track { animation: none; will-change: transform; }
.marquee.dragging { cursor: grabbing; }
.marquee.dragging .track img { transform: none; }

/* Τελική ενότητα */
.cta { position: relative; overflow: hidden; text-align: center; color: #fff; padding: 70px 0 80px; margin-top: 40px; background: linear-gradient(160deg, var(--navy-top), var(--navy) 60%, var(--navy-deep)); }
.cta .icon { width: 88px; height: 88px; border-radius: 20px; margin: 0 auto 16px; box-shadow: 0 12px 30px rgba(0,0,0,.35); transition: transform .4s; }
.cta .icon:hover { transform: rotate(-6deg) scale(1.08); }
.cta h2 { font-size: clamp(26px, 4vw, 40px); margin: 0 0 20px; }
.cta .soon, header .soon { background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.3); border-radius: 999px; padding: 9px 18px; font-weight: 500; font-size: 15px; }

/* Μενού — υπογράμμιση που «γλιστράει» */
nav.menu a { position: relative; transition: background .2s, opacity .2s; }

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; text-align: center; padding-bottom: 80px; }
  .hero-text .tag { margin-left: auto; margin-right: auto; }
  .phone { width: 230px; }
  .demo { grid-template-columns: 1fr; padding: 22px; }
  .controls { justify-content: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .rise, .reveal { opacity: 1 !important; transform: none !important; }
}

/* Κουμπιά καταστημάτων */
.stores { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-grid .stores { justify-content: flex-start; }
.cta .stores { justify-content: center; }
.store { display: inline-flex; align-items: center; gap: 10px; background: #000; color: #fff; text-decoration: none; border-radius: 12px;
  padding: 9px 18px 9px 14px; border: 1px solid rgba(255,255,255,.35); font-weight: 700; font-size: 20px; line-height: 1.1;
  transition: transform .25s cubic-bezier(.2,.7,.2,1), box-shadow .25s; box-shadow: 0 8px 20px rgba(0,0,0,.25); }
.store svg { width: 28px; height: 28px; flex: 0 0 auto; }
.store small { display: block; font-size: 11px; font-weight: 500; letter-spacing: .2px; opacity: .9; }
.store:hover { transform: translateY(-3px) scale(1.03); box-shadow: 0 14px 30px rgba(0,0,0,.35); }
@media (max-width: 860px) { .hero-grid .stores { justify-content: center; } }

/* Λογότυπο = κουμπί «Αρχική»: λάμψη που περνά πάνω από τα πλήκτρα, σήκωμα, πάτημα */
.brand { position: relative; display: inline-block; border-radius: 10px; padding: 4px 8px; margin-left: -8px; overflow: hidden; cursor: pointer;
  transition: background .25s, transform .2s; }
.brand img { transition: transform .3s cubic-bezier(.2,.7,.2,1), filter .3s; }
.brand::after { content: ""; position: absolute; top: 0; bottom: 0; left: -60%; width: 40%; transform: skewX(-20deg);
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.55), transparent); pointer-events: none; }
.brand:hover { background: rgba(255,255,255,.12); }
.brand:hover img { transform: translateY(-2px) scale(1.04); filter: drop-shadow(0 4px 10px rgba(0,0,0,.35)); }
.brand:hover::after { animation: shine .9s ease; }
.brand:active { transform: scale(.96); }
.brand:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
@keyframes shine { to { left: 130%; } }

/* ════════════ ΣΕΛΙΔΕΣ ΚΕΙΜΕΝΟΥ ════════════ */
html { scroll-behavior: smooth; }
.page-hero { position: relative; display: flex; align-items: center; gap: 26px; padding-top: 26px; padding-bottom: 86px; }
.page-hero h1 { margin: 0; font-size: clamp(30px, 4.6vw, 48px); line-height: 1.1; }
.page-hero .upd { margin: 8px 0 0; color: var(--silver); }
.ph-icon { flex: 0 0 auto; width: 104px; height: 104px; border-radius: 28px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25);
  display: grid; place-items: center; box-shadow: 0 14px 34px rgba(0,0,0,.25); backdrop-filter: blur(4px); }
.hic { width: 70px; height: 70px; fill: none; stroke: #fff; stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; }
.hic-shield .sh { stroke-dasharray: 200; stroke-dashoffset: 200; animation: draw 1.4s .3s ease forwards; fill: rgba(255,255,255,.08); }
.hic-shield .tick { stroke: #7CE0A3; stroke-width: 5; stroke-dasharray: 50; stroke-dashoffset: 50; animation: draw .6s 1.4s ease forwards, tickpulse 3s 2.2s ease-in-out infinite; }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes tickpulse { 50% { stroke: #B6F3CD; } }
.hic-chat .bub { fill: rgba(255,255,255,.1); } .hic-chat .d { fill: #fff; stroke: none; animation: dot 1.4s ease-in-out infinite; }
.hic-chat .d2 { animation-delay: .2s; } .hic-chat .d3 { animation-delay: .4s; }
@keyframes dot { 0%, 60%, 100% { transform: translateY(0); } 30% { transform: translateY(-6px); } }
.hic-doc .pg { fill: rgba(255,255,255,.1); } .hic-doc .l { stroke-dasharray: 32; stroke-dashoffset: 32; animation: write 4s ease-in-out infinite; }
.hic-doc .l2 { animation-delay: .5s; } .hic-doc .l3 { animation-delay: 1s; }
@keyframes write { 0% { stroke-dashoffset: 32; } 30%, 80% { stroke-dashoffset: 0; } 100% { stroke-dashoffset: 32; } }
.hic-doc .pen { fill: #FFD678; stroke: none; animation: pen 4s ease-in-out infinite; }
@keyframes pen { 0%, 100% { transform: translate(-18px, -26px); } 30% { transform: translate(0, -26px); } 45% { transform: translate(-18px, -16px); } 60% { transform: translate(0, -16px); } 75% { transform: translate(-10px, -6px); } }

main.sub { padding-bottom: 60px; }
.doc-grid { display: grid; grid-template-columns: 240px 1fr; gap: 30px; align-items: start; margin-top: -40px; position: relative; }
.toc { position: sticky; top: 20px; display: flex; flex-direction: column; gap: 2px; background: var(--card); border-radius: 18px; padding: 14px; box-shadow: 0 8px 24px rgba(37,58,75,.1); max-height: calc(100vh - 40px); overflow: auto; }
.toc a { color: var(--muted); text-decoration: none; font-size: 14px; padding: 7px 10px; border-radius: 10px; border-inline-start: 3px solid transparent; transition: all .2s; }
.toc a:hover { background: #EEF3F8; color: var(--navy); }
.toc a.on { color: var(--navy); font-weight: 700; background: #EEF3F8; border-inline-start-color: var(--navy-top); }
.intro-card, .sec-card { background: var(--card); border-radius: 18px; padding: 20px 26px; margin-bottom: 16px; box-shadow: 0 4px 14px rgba(37,58,75,.07);
  transition: transform .3s cubic-bezier(.2,.7,.2,1), box-shadow .3s; scroll-margin-top: 20px; }
.intro-card p:first-child { font-size: 18px; }
.sec-card:hover { transform: translateY(-3px); box-shadow: 0 14px 30px rgba(37,58,75,.13); }
.sec-card h2 { margin: 2px 0 8px; font-size: 20px; color: var(--navy); }
.sec-card h2::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--navy-top); margin-inline-end: 10px; vertical-align: middle; transition: transform .3s; }
.sec-card:hover h2::before { transform: scale(1.6); background: var(--chord); }
.sec-card p, .sec-card li, .intro-card p { color: var(--text); }
.sec-card ul { padding-inline-start: 22px; } .sec-card li { margin: 6px 0; }
.sec-card li::marker { color: var(--navy-top); }

.contact-card { display: flex; gap: 18px; align-items: center; background: linear-gradient(135deg, var(--navy-top), var(--navy)); color: #fff; border-radius: 20px; padding: 22px 26px; margin: 18px 0; box-shadow: 0 14px 34px rgba(37,58,75,.25); }
.cc-icon { flex: 0 0 auto; width: 60px; height: 60px; border-radius: 18px; background: rgba(255,255,255,.14); display: grid; place-items: center; }
.cc-icon svg { width: 30px; height: 30px; animation: mailbob 2.6s ease-in-out infinite; }
@keyframes mailbob { 50% { transform: translateY(-4px) rotate(-6deg); } }
.cc-label { margin: 0 0 8px; color: var(--silver); }
.mail-btn { display: inline-flex; align-items: center; gap: 10px; background: #fff; color: var(--navy); text-decoration: none; font-weight: 700; border-radius: 999px; padding: 10px 18px;
  transition: transform .25s cubic-bezier(.2,.7,.2,1), box-shadow .25s; word-break: break-all; }
.mail-btn svg { width: 20px; height: 20px; flex: 0 0 auto; }
.mail-btn:hover { transform: translateY(-2px) scale(1.03); box-shadow: 0 10px 22px rgba(0,0,0,.25); }

.support-top { display: grid; grid-template-columns: 1.2fr 1fr; gap: 18px; align-items: stretch; margin-top: -40px; position: relative; }
.support-top .contact-card { margin: 0 0 16px; }
.faqs { display: grid; gap: 12px; max-width: 860px; margin: 0 auto; }
details.faq { background: var(--card); border-radius: 16px; padding: 0; border: 0; box-shadow: 0 4px 14px rgba(37,58,75,.07); overflow: hidden; transition: box-shadow .3s, transform .3s; }
details.faq:hover { box-shadow: 0 12px 28px rgba(37,58,75,.14); transform: translateY(-2px); }
details.faq summary { list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 18px 22px; cursor: pointer; font-weight: 700; color: var(--navy); }
details.faq summary::-webkit-details-marker { display: none; }
.chev { flex: 0 0 auto; width: 30px; height: 30px; border-radius: 50%; background: #EEF3F8; position: relative; transition: transform .35s, background .3s; }
.chev::before { content: ""; position: absolute; left: 10px; top: 9px; width: 8px; height: 8px; border-right: 2.5px solid var(--navy-top); border-bottom: 2.5px solid var(--navy-top); transform: rotate(45deg); }
details.faq[open] .chev { transform: rotate(180deg); background: var(--navy-top); }
details.faq[open] .chev::before { border-color: #fff; }
details.faq .ans { padding: 0 22px 18px; animation: open .35s ease; }
details.faq .ans p { margin: 0; color: var(--text); }
@keyframes open { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }
.note.reveal { margin-top: 10px; }

/* ════════════ ΜΕΝΟΥ ΚΙΝΗΤΟΥ ════════════ */
.burger { display: none; width: 44px; height: 44px; border: 0; border-radius: 12px; background: rgba(255,255,255,.14); cursor: pointer; padding: 11px 10px; flex-direction: column; justify-content: space-between; }
.burger span { display: block; height: 2.5px; border-radius: 2px; background: #fff; transition: transform .3s, opacity .3s; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(8.5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8.5px) rotate(-45deg); }
header.top .bar { position: relative; z-index: 5; }

/* ════════════ ΜΕΓΕΘΗ ΟΘΟΝΗΣ ════════════ */
@media (min-width: 1280px) { .wrap { max-width: 1160px; } .phone { width: 300px; } }
@media (max-width: 980px) {
  .doc-grid { grid-template-columns: 1fr; }
  .toc { position: static; flex-direction: row; flex-wrap: nowrap; overflow-x: auto; max-height: none; padding: 8px; gap: 6px; -webkit-overflow-scrolling: touch; }
  .toc a { white-space: nowrap; border-inline-start: 0; border-bottom: 3px solid transparent; }
  .toc a.on { border-bottom-color: var(--navy-top); }
  .support-top { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .burger { display: flex; }
  nav.menu { position: absolute; top: calc(100% + 4px); right: 0; left: 0; flex-direction: column; align-items: stretch; gap: 4px;
    background: rgba(27,44,58,.97); backdrop-filter: blur(10px); border-radius: 18px; padding: 10px; box-shadow: 0 18px 40px rgba(0,0,0,.35);
    opacity: 0; transform: translateY(-8px); pointer-events: none; transition: opacity .25s, transform .25s; }
  nav.menu.open { opacity: 1; transform: none; pointer-events: auto; }
  nav.menu a { padding: 12px 14px; font-size: 17px; border-radius: 12px; }
  select.lang { margin-top: 6px; padding: 10px 12px; font-size: 16px; border-radius: 12px; }
  .page-hero { flex-direction: column; text-align: center; gap: 16px; padding-bottom: 76px; }
  .ph-icon { width: 84px; height: 84px; border-radius: 24px; } .hic { width: 56px; height: 56px; }
  .intro-card, .sec-card { padding: 16px 18px; border-radius: 16px; }
  .contact-card { flex-direction: column; text-align: center; padding: 20px; }
  .mail-btn { font-size: 15px; }
  .hero-grid { padding-top: 10px; gap: 36px; }
  .phone { width: 210px; }
  .glow { width: 260px; height: 260px; }
  .stores { justify-content: center; }
  .store { font-size: 17px; padding: 8px 14px 8px 12px; }
  .store svg { width: 24px; height: 24px; }
  .piano { height: 90px; }
  .song { font-size: 13px; }
  .sheet { padding: 40px 14px 16px; }
  .demo { gap: 20px; }
  .features { grid-template-columns: 1fr; }
  .track img { width: 170px; }
  .sec-title { margin-top: 44px; }
  footer.foot .wrap { flex-direction: column; text-align: center; }
  footer.foot .social { align-self: center; }
}
@media (max-width: 380px) { .hero-text h1 { font-size: 30px; } .store { font-size: 15px; } }
.sheet { padding-top: 52px; }
@media (max-width: 760px) {
  .controls { flex-wrap: nowrap; gap: 8px; }
  .pill { padding: 8px 12px; font-size: 14px; white-space: nowrap; }
  .pill.round { width: 40px; flex: 0 0 40px; }
  .sheet { padding-top: 48px; }
}
.intro-card > p:first-child, .sec-card h2 + p { margin-top: 4px; }
.intro-card > p:last-child, .sec-card > :last-child { margin-bottom: 4px; }
.song, .piano, .sheet .mode { direction: ltr; unicode-bidi: isolate; }

/* Βίντεο (10/10/2026) */
.hic-video .scr { fill: rgba(255,255,255,.1); }
.hic-video .play { fill: #fff; stroke: none; transform-origin: 43px 38px; animation: playpulse 2.4s ease-in-out infinite; }
@keyframes playpulse { 50% { transform: scale(1.18); fill: #FFD678; } }
.video-card .vlen { display: inline-flex; align-items: center; gap: 6px; margin: 0 0 6px; color: var(--navy-top); font-weight: 700; font-size: 14px; }
.video-card .vlen svg { width: 16px; height: 16px; }
.watch-btn { display: inline-flex; align-items: center; gap: 8px; background: var(--navy); color: #fff; text-decoration: none; font-weight: 700; border-radius: 999px; padding: 9px 18px; margin-top: 4px; transition: transform .2s, box-shadow .2s; }
.watch-btn svg { width: 18px; height: 18px; flex: 0 0 auto; }
.watch-btn:hover { transform: translateY(-2px) scale(1.03); box-shadow: 0 10px 22px rgba(37,58,75,.25); }

/* ▶ Βίντεο: μικρογραφία + κουμπί, παίζει μέσα στη σελίδα (16/10/2026) — βλ. pages.py / site.js */
.vplayer { position: relative; aspect-ratio: 16 / 9; border-radius: 14px; overflow: hidden; background: #0d1620; margin: 0 0 14px; box-shadow: 0 8px 22px rgba(37,58,75,.18); }
.vthumb, .vthumb img { display: block; width: 100%; height: 100%; }
.vthumb img { object-fit: cover; transition: transform .35s; }
.vplayer:hover .vthumb img { transform: scale(1.03); }
.vplayer iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; z-index: 1; }
.vover { position: absolute; inset: 0; z-index: 2; display: none; }
.vplayer.has-frame .vover { display: block; }
.vplayer.has-frame .vthumb { visibility: hidden; }
.vplay { position: absolute; left: 50%; top: 50%; z-index: 3; width: 74px; height: 74px; margin: -37px 0 0 -37px; border: 0; border-radius: 50%;
  background: rgba(20,32,44,.78); color: #fff; cursor: pointer; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 20px rgba(0,0,0,.35); transition: transform .2s, background .2s; }
.vplay svg { width: 36px; height: 36px; margin-left: 4px; }
.vplay:hover, .vplay:focus-visible { transform: scale(1.1); background: var(--navy); outline: none; }
.vplayer.playing .vplay, .vplayer.playing .vdur { display: none; }
.vdur { position: absolute; right: 10px; bottom: 10px; z-index: 3; background: rgba(0,0,0,.75); color: #fff; font-size: 13px; font-weight: 700; padding: 2px 8px; border-radius: 6px; pointer-events: none; }