:root {
  color-scheme: dark;
  --bg: #0a1020;
  --panel: #111a2e;
  --panel-2: #17223a;
  --line: #26334f;
  --ink: #eef2f9;
  --muted: #9aa7bf;
  --green: #22c58b;
  --green-ink: #06281c;
  --blue: #4c8dff;
  --red: #f0566b;
  --amber: #f0b44c;
  --radius: 14px;
  --font: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 var(--font); overflow-wrap: anywhere; }
a { color: #8db6ff; }
h1, h2, h3 { line-height: 1.15; margin: 0; letter-spacing: -0.01em; }
p { margin: 0; }
.wrap { width: min(1120px, 100%); margin: 0 auto; padding: 0 20px; }
.narrow { width: min(760px, 100%); margin: 0 auto; padding: 0 20px; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.hidden { display: none !important; }

/* Üst şerit */
.risk-strip { background: #2b1620; border-bottom: 1px solid #54283a; color: #ffd5dc; font-size: 14px; padding: 8px 20px; text-align: center; }
.risk-strip a { color: #fff; }
header.top { border-bottom: 1px solid var(--line); }
.top-in { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 14px; padding-bottom: 14px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 700; font-size: 18px; text-decoration: none; }
.brand-mark { width: 30px; height: 30px; border-radius: 8px; background: linear-gradient(135deg, var(--green), var(--blue)); display: grid; place-items: center; color: #fff; }
.brand-mark svg { width: 18px; height: 18px; }
nav.main { display: flex; gap: 20px; align-items: center; font-size: 15px; }
nav.main a { color: var(--muted); text-decoration: none; }
nav.main a:hover { color: var(--ink); }
@media (max-width: 640px) { nav.main a:not(.btn) { display: none; } }

/* Düğmeler ve formlar */
.btn { display: inline-block; border: 1px solid var(--line); border-radius: 10px; background: var(--panel-2); color: var(--ink); font: 600 15px var(--font); padding: 10px 18px; text-decoration: none; cursor: pointer; text-align: center; }
.btn:hover { border-color: #3d4e75; }
.btn.primary, nav.main a.btn.primary { background: var(--green); border-color: var(--green); color: var(--green-ink); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { color: #ffc2cb; border-color: #6b2f3d; background: #2b1620; }
.btn.sm { padding: 5px 11px; font-size: 13px; border-radius: 8px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
label.field { display: block; margin-bottom: 14px; font-weight: 600; font-size: 14px; }
label.field > span.hint { display: block; font-weight: 400; color: var(--muted); font-size: 13px; }
input[type=text], input[type=email], input[type=tel], input[type=password], input[type=number], input[type=url], input[type=search], textarea, select {
  width: 100%; margin-top: 5px; padding: 10px 12px; font: 16px var(--font); color: var(--ink);
  background: #0b1324; border: 1px solid var(--line); border-radius: 9px;
}
textarea { min-height: 84px; resize: vertical; }
.check { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 12px; font-size: 14.5px; }
.check input { margin-top: 5px; width: 17px; height: 17px; flex: none; accent-color: var(--green); }
.msg { border-radius: 10px; padding: 11px 14px; font-size: 14.5px; margin-bottom: 14px; border: 1px solid var(--line); background: var(--panel-2); }
.msg.err { border-color: #6b2f3d; background: #2b1620; color: #ffd5dc; }
.msg.ok { border-color: #1f6b52; background: #0e2a22; color: #c0f2df; }
.msg.warn { border-color: #6d5426; background: #2a2212; color: #fbe3b4; }

/* Açılış */
.hero { padding: 64px 20px 48px; display: grid; grid-template-columns: 1.02fr 1fr; gap: 44px; align-items: center; }
.hero h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); font-weight: 750; }
.hero p.lead { margin: 18px 0 26px; font-size: 18px; color: var(--muted); max-width: 34em; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }
@media (max-width: 860px) { .hero { grid-template-columns: minmax(0, 1fr); padding-top: 40px; } }

/* Program görünümü */
.mock { background: #0d1528; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: 0 24px 60px rgba(0, 0, 0, .45); font-size: 13px; }
.mock-bar { display: flex; justify-content: space-between; padding: 9px 14px; border-bottom: 1px solid var(--line); color: var(--muted); }
.mock-body { padding: 14px; }
.mock-toggle { display: flex; justify-content: space-between; align-items: center; background: linear-gradient(100deg, #10362d, var(--panel)); border: 1px solid var(--line); border-radius: 11px; padding: 14px; margin-bottom: 11px; }
.mock-toggle b { color: var(--green); font-size: 16px; display: block; }
.switch { width: 44px; height: 24px; border-radius: 12px; background: var(--green); position: relative; flex: none; }
.switch::after { content: ""; position: absolute; right: 3px; top: 3px; width: 18px; height: 18px; border-radius: 50%; background: #fff; }
.mock-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 11px; }
.mock-cell { background: var(--panel); border: 1px solid var(--line); border-radius: 9px; padding: 9px 10px; }
.mock-cell span { display: block; color: var(--muted); font-size: 11.5px; }
.mock-cell b { font-size: 15px; }
.trend { display: flex; height: 8px; border-radius: 4px; overflow: hidden; margin-top: 8px; }
.trend i { display: block; }
.t-up { width: 30%; background: var(--green); }
.t-flat { width: 15%; background: #5a6885; }
.t-down { width: 55%; background: var(--red); }
.mock-caption { color: var(--muted); font-size: 12.5px; padding: 8px 14px 12px; }

/* Bölümler */
section.block { padding: 52px 0; border-top: 1px solid var(--line); }
section.block > .wrap > h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); margin-bottom: 10px; }
section.block > .wrap > p.sub { color: var(--muted); margin-bottom: 28px; max-width: 42em; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 860px) { .grid-3 { grid-template-columns: 1fr; } }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.card h3 { font-size: 17px; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 15px; }
.steps { counter-reset: s; list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 860px) { .steps { grid-template-columns: 1fr; } }
.steps li { counter-increment: s; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; font-size: 15px; color: var(--muted); }
.steps li::before { content: counter(s); display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--panel-2); border: 1px solid var(--line); color: var(--ink); font-weight: 700; margin-bottom: 10px; }
.steps li b { display: block; color: var(--ink); margin-bottom: 4px; }

.plan { display: flex; flex-direction: column; gap: 10px; }
.plan .price { font-size: 30px; font-weight: 750; }
.plan .btn { margin-top: auto; }
.risk-box { background: #241420; border: 1px solid #54283a; border-radius: var(--radius); padding: 24px; }
.risk-box h2 { margin-bottom: 12px; font-size: 24px; }
.risk-box ul { margin: 0; padding-left: 20px; color: #ffdfe4; }
.risk-box li { margin-bottom: 8px; }
details.faq { border-bottom: 1px solid var(--line); padding: 14px 0; }
details.faq summary { cursor: pointer; font-weight: 600; }
details.faq p { color: var(--muted); margin-top: 8px; }

footer.foot { border-top: 1px solid var(--line); padding: 30px 0 40px; color: var(--muted); font-size: 14px; margin-top: 40px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-bottom: 12px; }
.foot-links a { color: var(--muted); }

/* Metin sayfaları */
.page { padding: 40px 0 20px; }
.page h1 { font-size: 30px; margin-bottom: 16px; }
.page h2 { font-size: 20px; margin: 26px 0 8px; }
.page p, .page li { color: #cdd6e6; margin-bottom: 8px; }
.kv { display: grid; grid-template-columns: minmax(110px, 170px) 1fr; gap: 8px 16px; margin: 0; font-size: 15px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-weight: 600; }
.copy-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.license { font: 700 18px ui-monospace, Consolas, monospace; letter-spacing: .03em; }

/* Yönetici */
.admin-shell { display: grid; grid-template-columns: 210px 1fr; min-height: 100vh; }
.admin-side { background: #0d1528; border-right: 1px solid var(--line); padding: 18px 12px; display: flex; flex-direction: column; gap: 4px; }
.admin-side .brand { padding: 4px 8px 16px; }
.admin-side button.nav { background: none; border: 0; color: var(--muted); font: 600 15px var(--font); text-align: left; padding: 9px 12px; border-radius: 9px; cursor: pointer; }
.admin-side button.nav:hover { color: var(--ink); }
.admin-side button.nav.on { background: var(--panel-2); color: var(--ink); }
.admin-main { padding: 26px; min-width: 0; }
.admin-main h1 { font-size: 24px; margin-bottom: 18px; }
@media (max-width: 760px) {
  .admin-shell { grid-template-columns: 1fr; }
  .admin-side { flex-direction: row; flex-wrap: wrap; border-right: 0; border-bottom: 1px solid var(--line); }
  .admin-side .brand { width: 100%; padding-bottom: 6px; }
  .admin-main { padding: 18px 16px; }
}
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 20px; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; }
.stat span { color: var(--muted); font-size: 13px; display: block; }
.stat b { font-size: 24px; }
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 14px; align-items: center; }
.toolbar input, .toolbar select { width: auto; flex: 1 1 180px; margin: 0; }
.toolbar select { flex: 0 1 190px; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 720px; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 13px; background: var(--panel); white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
.badge { display: inline-block; padding: 2px 9px; border-radius: 20px; font-size: 12.5px; font-weight: 600; white-space: nowrap; background: var(--panel-2); color: var(--muted); }
.badge.under_review { background: #2a2212; color: var(--amber); }
.badge.paid, .badge.active { background: #0e2a22; color: var(--green); }
.badge.rejected, .badge.revoked, .badge.refunded { background: #2b1620; color: #ff9aa9; }
.actions { display: flex; flex-wrap: wrap; gap: 6px; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 0 18px; }
.empty { padding: 28px; text-align: center; color: var(--muted); }
dialog { background: var(--panel); color: var(--ink); border: 1px solid var(--line); border-radius: 14px; padding: 22px; width: min(460px, calc(100% - 32px)); }
dialog::backdrop { background: rgba(3, 6, 14, .7); }
dialog h3 { margin-bottom: 12px; }
.login-box { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login-box form { width: min(380px, 100%); }