/* Groove Coach — ana sayfa: fotoğraflı, koyu, sahne ışığı. Vurgu rengi zil pirinci. */
:root {
  --bg: #0b0b0c; --bg2: #141416; --ink: #f2efe9; --muted: #a29d94; --line: rgba(255,255,255,.12);
  --brass: #d6a54a; --brass2: #f0c56e; --paper: #f4f0e8;
  --disp: "Oswald", "Arial Narrow", sans-serif; --body: "Inter", -apple-system, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.6 var(--body); overflow-x: hidden; -webkit-font-smoothing: antialiased; }
a { color: inherit; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 28px; }

.btn { display: inline-flex; align-items: center; gap: 10px; background: var(--brass); color: #111; font: 600 16px var(--body); letter-spacing: .02em;
  padding: 14px 24px; border-radius: 2px; text-decoration: none; border: 1px solid var(--brass); transition: background .2s, color .2s; }
.btn:hover { background: var(--brass2); }
.btn.ghost { background: transparent; color: var(--ink); border-color: rgba(255,255,255,.45); } .btn.ghost:hover { border-color: var(--ink); background: rgba(255,255,255,.06); }
.btn.sm { padding: 8px 14px; font-size: 14px; }
.play { font-size: 12px; }

/* ---------- menü ---------- */
.top { position: absolute; z-index: 5; top: 0; left: 0; right: 0; display: flex; align-items: center; gap: 28px; padding: 24px 36px; }
.mark { font: 700 21px var(--disp); letter-spacing: .14em; text-decoration: none; } .mark b { color: var(--brass); font-weight: 700; margin-left: 4px; }
.links { display: flex; gap: 26px; font-size: 14px; } .links a { text-decoration: none; color: rgba(242,239,233,.75); } .links a:hover { color: var(--ink); }
.top .sp { flex: 1; }
.top select { background: transparent; color: var(--ink); border: 1px solid rgba(255,255,255,.3); border-radius: 2px; padding: 7px 8px; font: 14px var(--body); }
.top select option { color: #111; }

/* ---------- hero ---------- */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; justify-content: flex-end; overflow: hidden; }
.hero-img { position: absolute; inset: 0; background: url(../img/photo/hero.jpg) 30% 50% / cover no-repeat; animation: drift 24s ease-in-out infinite alternate; }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(11,11,12,.05) 15%, rgba(11,11,12,.78) 48%, rgba(11,11,12,.95) 100%),
  linear-gradient(0deg, var(--bg) 0, rgba(11,11,12,0) 22%); }
@keyframes drift { from { transform: scale(1.04); } to { transform: scale(1.1) translateX(-1.5%); } }
.hero-txt { position: relative; z-index: 2; width: min(560px, 100%); margin-right: clamp(28px, 7vw, 120px); padding: 120px 0 80px; }
.kicker, .eyebrow { font: 600 13px var(--body); letter-spacing: .22em; text-transform: uppercase; color: var(--brass); }
.hero h1 { font: 700 clamp(48px, 6.2vw, 92px)/.98 var(--disp); text-transform: uppercase; letter-spacing: -.005em; margin: 18px 0 24px; }
.hero h1 .g { font-weight: 400; color: rgba(242,239,233,.42); }   /* hayalet nota gibi: parantezli ve soluk */
.lead { font-size: 19px; color: #d6d1c8; max-width: 44ch; margin: 0 0 34px; }
.ctas { display: flex; flex-wrap: wrap; gap: 14px; }
.fine { margin-top: 28px; font-size: 13px; color: var(--muted); letter-spacing: .04em; }
.scroll { position: absolute; z-index: 2; bottom: 26px; left: 50%; transform: translateX(-50%); text-decoration: none; color: var(--muted); font-size: 22px; animation: bob 2s ease-in-out infinite; }
@keyframes bob { 50% { transform: translate(-50%, 6px); } }

/* ---------- demo ---------- */
.demo { padding: 90px 0 110px; }
.demo-head { display: grid; grid-template-columns: auto 1fr auto; gap: 26px; align-items: center; margin-bottom: 26px; }
.demo-head h2 { font: 600 clamp(30px, 3.4vw, 44px)/1.1 var(--disp); text-transform: uppercase; margin: 4px 0 0; }
.bigplay { width: 76px; height: 76px; border-radius: 50%; border: 0; background: var(--brass); color: #111; font-size: 24px; cursor: pointer; transition: transform .15s; }
.bigplay:hover { transform: scale(1.06); } .bigplay.on { background: var(--ink); }
.count { font: 700 clamp(56px, 7vw, 96px)/1 var(--disp); color: var(--brass); min-width: 1.4em; text-align: right; opacity: .25; transition: opacity .2s; }
.count.on { opacity: 1; }
.steps { display: grid; grid-template-columns: repeat(16, 1fr); gap: 6px; margin-bottom: 18px; }
.steps i { height: 6px; background: rgba(255,255,255,.12); } .steps i:nth-child(4n+1) { background: rgba(255,255,255,.28); }
.steps i.now { background: var(--brass); box-shadow: 0 0 14px var(--brass); }
.sheet { background: var(--paper); color: #111; padding: 18px 16px 10px; border-radius: 2px; }
.sheet svg { display: block; width: 100%; height: auto; }
.sheet .hl { fill: transparent; } .sheet .hl.on { fill: rgba(214,165,74,.25); } .sheet .head { fill: #b7832a; opacity: 0; } .sheet .head.on { opacity: .9; }

/* ---------- özellikler ---------- */
.sec { font: 600 clamp(36px, 4.4vw, 60px)/1.02 var(--disp); text-transform: uppercase; margin: 0 0 18px; }
.features { padding-top: 40px; padding-bottom: 110px; }
.flist { display: grid; grid-template-columns: 1fr 1fr; column-gap: 70px; margin-top: 40px; border-top: 1px solid var(--line); }
.fi { display: grid; grid-template-columns: 54px 1fr; gap: 14px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.fi span { font: 600 15px var(--disp); color: var(--brass); padding-top: 5px; }
.fi h3 { font: 600 23px/1.2 var(--disp); text-transform: uppercase; letter-spacing: .02em; margin: 0 0 6px; } .fi p { margin: 0; color: var(--muted); }

/* ---------- müfredat (fotoğraf + liste) ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; min-height: 760px; background: var(--bg2); }
.split-img { background: center 30% / cover no-repeat; filter: grayscale(1) contrast(1.05); }
.split-img.hands { background-image: url(../img/photo/hands.jpg); }
.split-txt { padding: clamp(50px, 7vw, 100px) clamp(28px, 5vw, 80px); }
.muted { color: var(--muted); }
.units { list-style: none; padding: 0; margin: 30px 0 36px; counter-reset: u; }
.units a { display: grid; grid-template-columns: 44px 1fr auto; align-items: baseline; padding: 13px 0; border-bottom: 1px solid var(--line); text-decoration: none; transition: padding .2s, color .2s; }
.units a::before { counter-increment: u; content: counter(u, decimal-leading-zero); font: 600 14px var(--disp); color: var(--brass); }
.units a b { font: 500 21px var(--disp); text-transform: uppercase; letter-spacing: .02em; } .units a small { color: var(--muted); font-size: 13px; }
.units a:hover { padding-left: 8px; color: var(--brass2); }

/* ---------- nasıl ---------- */
.how { padding-top: 110px; padding-bottom: 50px; }
.hsteps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 40px; }
.hsteps span { font: 700 64px/1 var(--disp); color: transparent; -webkit-text-stroke: 1px var(--brass); }
.hsteps h3 { font: 600 24px var(--disp); text-transform: uppercase; margin: 14px 0 6px; } .hsteps p { color: var(--muted); margin: 0; }

/* ---------- öğretmenler ---------- */
.teach { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; padding-top: 90px; padding-bottom: 120px; }
.lead2 { color: #d6d1c8; font-size: 18px; margin: 0 0 30px; max-width: 46ch; }
.board { width: 100%; border-collapse: collapse; background: var(--bg2); border: 1px solid var(--line); font-size: 16px; }
.board th { text-align: left; font: 600 12px var(--body); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); padding: 16px 18px; border-bottom: 1px solid var(--line); }
.board td { padding: 16px 18px; border-bottom: 1px solid var(--line); } .board tr:last-child td { border-bottom: 0; }
.board .ok { color: var(--brass); font-weight: 700; } .board .no { color: var(--muted); }

/* ---------- destek ---------- */
.support { position: relative; padding: 140px 28px; background: linear-gradient(90deg, rgba(11,11,12,.95) 30%, rgba(11,11,12,.35)), url(../img/photo/snare.jpg) center / cover; }
.support-in { max-width: 1180px; margin: 0 auto; } .support-in > * { max-width: 560px; } .support p { color: #d6d1c8; font-size: 18px; margin: 0 0 30px; }

.foot { display: flex; flex-wrap: wrap; gap: 14px 30px; align-items: center; justify-content: space-between; padding-top: 40px; padding-bottom: 50px; font-size: 13px; color: var(--muted); }
.foot .mark { font-size: 16px; color: var(--ink); }

@media (max-width: 900px) {
  .links { display: none; } .top { padding: 18px 20px; gap: 12px; }
  .hero { align-items: flex-end; } .hero-img { background-position: 22% 50%; }
  .hero::after { background: linear-gradient(0deg, var(--bg) 6%, rgba(11,11,12,.82) 45%, rgba(11,11,12,.2) 80%, rgba(11,11,12,0) 100%); }
  .hero-txt { margin: 0; padding: 300px 22px 70px; }
  .wrap { padding: 0 20px; }
  .demo-head { grid-template-columns: auto 1fr; } .count { display: none; } .bigplay { width: 60px; height: 60px; }
  .steps { gap: 3px; }
  .flist, .split, .hsteps, .teach { grid-template-columns: 1fr; } .flist { column-gap: 0; } .split-img { min-height: 420px; }
  .teach { gap: 40px; } .support { padding: 90px 20px; background: linear-gradient(0deg, rgba(11,11,12,.95) 40%, rgba(11,11,12,.55)), url(../img/photo/snare.jpg) center / cover; }
}
@media (max-width: 420px) { .top .btn.sm { display: none; } .board th, .board td { padding: 12px 10px; } }
@media (prefers-reduced-motion: reduce) { .hero-img, .scroll { animation: none; } }
/* ---------- fiyatlar ---------- */
.support-in > .prices { max-width: none; }
.prices { display: grid; grid-template-columns: repeat(2, minmax(0, 380px)); gap: 20px; margin: 34px 0 20px; }
.pcard { background: rgba(11,11,12,.78); border: 1px solid var(--line); padding: 28px; backdrop-filter: blur(6px); display: flex; flex-direction: column; }
.pcard h3 { font: 600 22px var(--disp); text-transform: uppercase; letter-spacing: .06em; margin: 0 0 10px; color: var(--brass); }
.pcard .amt b { font: 700 54px/1 var(--disp); } .pcard .amt span { color: var(--muted); }
.pcard .or { color: var(--muted); font-size: 14px; margin-top: 6px; }
.pcard ul { padding-left: 18px; margin: 20px 0 26px; color: #d6d1c8; flex: 1; } .pcard li { margin: 6px 0; }
.pcard .btn { justify-content: center; }
.pnote { font-size: 13px !important; color: var(--muted) !important; }
@media (max-width: 900px) { .prices { grid-template-columns: 1fr; } }

/* ---------- giriş videosu (sessiz döngü; telefonda, veri tasarrufunda ve "az hareket" ayarında fotoğraf kalır) ---------- */
.hero-vid { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 40% 50%; opacity: 0; transition: opacity 1.2s ease; background: transparent; }
.hero-vid.on { opacity: 1; }
.hero-vid.on ~ .hero-txt { text-shadow: 0 2px 30px rgba(0,0,0,.4); }

.units a b em { display: block; font: 400 13px/1.45 var(--body); text-transform: none; letter-spacing: 0; color: var(--muted); margin-top: 4px; }
.units a { align-items: start; }
.sheet text.cnt { font: 500 11px var(--body); fill: #8a8378; } .sheet text.cnt.b { font: 700 13px var(--body); fill: #1b1915; }

/* ================= yeni tanıtım bölümleri ================= */
.lead2 { color: #d6d1c8; font-size: 18px; max-width: 62ch; margin: 0 0 30px; }
/* rakamlar */
.stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin-top: 0; margin-bottom: 40px; padding-top: 34px; padding-bottom: 34px; }
.stats > div { padding: 0 18px; border-left: 1px solid var(--line); } .stats > div:first-child { border-left: 0; padding-left: 0; }
.stats b { display: block; font: 700 clamp(34px, 4vw, 54px)/1 var(--disp); color: var(--brass); }
.stats span { display: block; margin-top: 8px; color: var(--muted); font-size: 14px; }
/* özellik satırları */
.showcase { padding-top: 70px; padding-bottom: 60px; }
.frow { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.3fr); gap: 56px; align-items: center; margin: 70px 0 110px; }
.frow.rev > .ftxt { order: 2; }
.ftxt h3 { font: 600 clamp(28px, 3vw, 42px)/1.05 var(--disp); text-transform: uppercase; margin: 10px 0 16px; }
.ftxt p { color: #d6d1c8; font-size: 17px; margin: 0 0 18px; }
.ticks { list-style: none; padding: 0; margin: 0 0 6px; } .ticks li { position: relative; padding: 7px 0 7px 28px; color: #cfc9bf; border-top: 1px solid var(--line); }
.ticks li::before { content: "✓"; position: absolute; left: 2px; top: 7px; color: var(--brass); font-weight: 700; }
.ticks.cols { display: grid; grid-template-columns: repeat(3, 1fr); column-gap: 30px; margin: 34px 0 34px; }
.shot { margin: 0; position: relative; border-radius: 10px; overflow: hidden; border: 1px solid rgba(255,255,255,.14);
  box-shadow: 0 40px 80px -30px rgba(0,0,0,.9), 0 0 0 6px rgba(255,255,255,.02), 0 0 90px -30px rgba(214,165,74,.35); background: #111; }
.shot img { display: block; width: 100%; height: auto; cursor: zoom-in; transition: transform .6s ease; }
.shot:hover img { transform: scale(1.015); }
.shot.phone { width: min(320px, 70%); justify-self: center; border-radius: 34px; border: 8px solid #1c1c1f; box-shadow: 0 40px 80px -30px rgba(0,0,0,.9), 0 0 0 1px rgba(255,255,255,.15); }
.legend { position: absolute; left: 14px; bottom: 14px; display: flex; gap: 8px 12px; align-items: center; background: rgba(11,11,12,.85); backdrop-filter: blur(6px); padding: 8px 12px; border-radius: 4px; font-size: 13px; color: var(--ink); flex-wrap: wrap; }
.legend i { width: 10px; height: 10px; border-radius: 50%; display: inline-block; } .legend i.g { background: #2e9b4f; } .legend i.o { background: #e08a1e; } .legend i.r { background: #d33; }
/* şarkı kartı */
.songcard { border: 1px solid var(--line); border-radius: 10px; padding: 34px; background: radial-gradient(120% 120% at 80% 0%, rgba(214,165,74,.18), transparent 60%), var(--bg2); box-shadow: 0 40px 80px -30px rgba(0,0,0,.9); }
.songcard .eq { display: flex; align-items: flex-end; gap: 5px; height: 140px; }
.songcard .eq i { flex: 1; background: linear-gradient(0deg, var(--brass), var(--brass2)); border-radius: 2px; animation: eqb 1.2s ease-in-out infinite alternate; transform-origin: bottom; }
@keyframes eqb { from { transform: scaleY(.25); } to { transform: scaleY(1); } }
.songcard .sl { margin-top: 22px; display: flex; flex-direction: column; gap: 6px; } .songcard .sl b { font: 600 22px var(--disp); text-transform: uppercase; } .songcard .sl span { color: var(--muted); }
/* öğretmen bandı */
.tband { background: linear-gradient(180deg, var(--bg) 0, #121214 12%, #121214 88%, var(--bg)); padding: 110px 0; }
.tgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.tcard h3 { font: 600 22px var(--disp); text-transform: uppercase; margin: 20px 0 8px; } .tcard p { color: var(--muted); margin: 0; }
/* karşılaştırma */
.compare { padding-top: 110px; padding-bottom: 30px; }
.ctab { overflow-x: auto; border: 1px solid var(--line); border-radius: 8px; }
.ctab table { width: 100%; border-collapse: collapse; min-width: 720px; }
.ctab th, .ctab td { padding: 16px 18px; border-bottom: 1px solid var(--line); text-align: center; color: var(--muted); }
.ctab td:first-child, .ctab th:first-child { text-align: left; color: var(--ink); }
.ctab th { font: 600 13px var(--body); letter-spacing: .1em; text-transform: uppercase; }
.ctab .us { background: rgba(214,165,74,.1); color: var(--brass2); font-weight: 700; } .ctab th.us { color: var(--brass); }
.ctab tr:last-child td { border-bottom: 0; }
/* SSS */
.faq { padding-top: 100px; padding-bottom: 60px; max-width: 900px; }
.faq details { border-bottom: 1px solid var(--line); } .faq summary { cursor: pointer; padding: 22px 0; font: 600 21px var(--disp); text-transform: uppercase; letter-spacing: .02em; list-style: none; display: flex; justify-content: space-between; gap: 20px; }
.faq summary::after { content: "+"; color: var(--brass); font-size: 26px; line-height: 1; } .faq details[open] summary::after { content: "–"; }
.faq summary::-webkit-details-marker { display: none; } .faq details p { color: #cfc9bf; margin: -6px 0 24px; max-width: 70ch; }
/* son çağrı */
.final { padding: 120px 0; text-align: center; background: linear-gradient(0deg, rgba(11,11,12,.88), rgba(11,11,12,.88)), url(../img/photo/hero.jpg) center / cover; }
.final .lead2 { margin-left: auto; margin-right: auto; }
/* büyütme + kaydırınca belirme */
#lb { position: fixed; inset: 0; z-index: 50; background: rgba(0,0,0,.88); display: flex; align-items: center; justify-content: center; padding: 3vh 3vw; cursor: zoom-out; }
#lb[hidden] { display: none; } #lb img { max-width: 100%; max-height: 94vh; border-radius: 8px; box-shadow: 0 30px 80px rgba(0,0,0,.6); }
.rv { opacity: 0; transform: translateY(26px); transition: opacity .8s ease, transform .8s ease; } .rv.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .rv { opacity: 1; transform: none; } .songcard .eq i { animation: none; } }
@media (max-width: 900px) {
  .stats { grid-template-columns: repeat(2, 1fr); row-gap: 26px; } .stats > div { border-left: 0; padding: 0; } .stats > div:last-child { grid-column: 1 / -1; }
  .frow { grid-template-columns: 1fr; gap: 26px; margin: 40px 0 70px; } .frow.rev > .ftxt { order: 0; }
  .tgrid, .ticks.cols { grid-template-columns: 1fr; } .tband { padding: 70px 0; }
}

.split-txt .more { display: inline-block; margin: -18px 0 30px; color: var(--brass); font-size: 15px; text-decoration: none; } .split-txt .more:hover { color: var(--brass2); }
#footCourses { flex-basis: 100%; order: 3; line-height: 2; } #footCourses a { color: var(--muted); text-decoration: none; } #footCourses a:hover { color: var(--ink); }

/* demo: çalan nota yanar */
.sheet .vf-stavenote .vf-notehead path, .sheet .vf-stavenote .vf-notehead { transition: fill .2s ease-out; }
.sheet .vf-stavenote.nh .vf-notehead path, .sheet .vf-stavenote.nh .vf-notehead { fill: #c98a1e; stroke: #c98a1e; }
.sheet .vf-stavenote.nh { filter: drop-shadow(0 0 5px rgba(214, 165, 74, .95)); }

/* ses mühendisliği bölümü */
.sound { padding: 120px 0 110px; background: radial-gradient(ellipse at 15% 0%, rgba(214,165,74,.10), transparent 55%), var(--bg2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.sound .lead2 { max-width: 62ch; }
.sgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 46px; }
.scard { background: rgba(11,11,12,.55); border: 1px solid var(--line); border-radius: 4px; padding: 26px 26px 22px; display: flex; flex-direction: column; transition: border-color .25s, transform .25s; }
.scard:hover { border-color: rgba(214,165,74,.5); transform: translateY(-2px); }
.scard.wide { grid-column: span 2; }
.scard svg { width: 120px; height: 48px; margin-bottom: 18px; }
.scard h3 { font: 600 24px/1.15 var(--disp); text-transform: uppercase; letter-spacing: .02em; margin: 0 0 10px; }
.scard p { color: #cfc9bf; font-size: 16px; margin: 0 0 18px; flex: 1; }
.scard small { color: var(--brass); font-size: 12.5px; letter-spacing: .06em; text-transform: uppercase; border-top: 1px solid var(--line); padding-top: 12px; }
@media (max-width: 900px) { .sound { padding: 80px 0; } .sgrid { grid-template-columns: 1fr; } .scard.wide { grid-column: auto; } }
.scard svg.big { width: 100%; height: auto; max-height: 150px; margin: 6px 0 22px; }
.sound .eyebrow { margin-bottom: 16px; } .sound .sec { line-height: 1.1; }