/* Nuvaka General App — tanıtım sitesi. Uygulamanın tasarım dili (tokens.css) birebir. */
:root {
  --bg-base: #0F1115; --bg-surface: #161922; --bg-elevated: #1E222D;
  --border: #2A2F3C; --border-strong: #3A4150;
  --text-primary: #E6E8EC; --text-secondary: #9AA1AD; --text-muted: #5C6470;
  --accent: #2DD4BF; --accent-hover: #5EE6D3; --accent-muted: #1E3A37; --accent-contrast: #04201C;
  --success: #3FB37F; --warning: #E0A23C; --danger: #E5635F;
  --radius-sm: 6px; --radius-md: 10px; --radius-lg: 14px; --radius-xl: 20px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "JetBrains Mono", "Fira Code", Menlo, Consolas, monospace;
  --shadow: 0 20px 60px rgba(0,0,0,.45);
  --wrap: 1140px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg-base); color: var(--text-primary); font-family: var(--font); line-height: 1.55; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-decoration: none; }
h1, h2, h3 { margin: 0; line-height: 1.15; letter-spacing: -.01em; }
p { margin: 0; }
img, svg { display: block; }
.wrap { width: min(var(--wrap), 100% - 32px); margin-inline: auto; }
.wrap--narrow { width: min(760px, 100% - 32px); }
.skip { position: absolute; left: -9999px; top: 8px; background: var(--accent); color: var(--accent-contrast); padding: 8px 12px; border-radius: var(--radius-sm); z-index: 100; }
.skip:focus { left: 8px; }

/* Butonlar */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid var(--border-strong); border-radius: var(--radius-md); padding: 10px 18px; font-weight: 600; font-size: 14px; color: var(--text-primary); background: var(--bg-elevated); cursor: pointer; transition: transform .12s, background .15s, border-color .15s, color .15s; white-space: nowrap; }
.btn:hover { border-color: var(--accent); transform: translateY(-1px); }
.btn--accent { background: var(--accent); color: var(--accent-contrast); border-color: var(--accent); }
.btn--accent:hover { background: var(--accent-hover); }
.btn--ghost { background: transparent; }
.btn--sm { padding: 7px 14px; font-size: 13px; }
.btn--lg { padding: 14px 24px; font-size: 16px; border-radius: var(--radius-lg); }
.btn .ico { width: 20px; height: 20px; }
.btn[aria-disabled="true"] { opacity: .55; cursor: default; transform: none; }

/* Üst bar */
.nav { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--bg-base) 82%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.nav__in { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text-primary); font-size: 15px; }
.brand__mark { width: 32px; height: 32px; display: grid; place-items: center; background: var(--accent); color: var(--accent-contrast); font-weight: 800; border-radius: var(--radius-md); }
.brand__name { color: var(--text-secondary); }
.brand__name b { color: var(--text-primary); font-weight: 700; }
.brand--sm { font-size: 13px; }
.brand--sm .brand__mark { width: 26px; height: 26px; font-size: 13px; }
.nav__links { display: flex; gap: 22px; margin-left: 12px; }
.nav__links a { color: var(--text-secondary); font-size: 14px; font-weight: 500; }
.nav__links a:hover { color: var(--text-primary); }
.nav__acts { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.lang { display: inline-flex; border: 1px solid var(--border); border-radius: 999px; overflow: hidden; }
.lang__btn { background: transparent; border: none; color: var(--text-muted); font-size: 12px; font-weight: 700; padding: 5px 10px; cursor: pointer; }
.lang__btn.on { background: var(--accent-muted); color: var(--accent); }
.nav__burger { display: none; width: 40px; height: 40px; background: transparent; border: 1px solid var(--border); border-radius: var(--radius-md); flex-direction: column; justify-content: center; align-items: center; gap: 5px; cursor: pointer; }
.nav__burger span { width: 18px; height: 2px; background: var(--text-secondary); border-radius: 2px; }

/* Kahraman */
.hero { position: relative; padding: 72px 0 56px; overflow: hidden; }
.hero::before { content: ''; position: absolute; inset: 0; background: radial-gradient(900px 420px at 20% 0%, rgba(45,212,191,.10), transparent 60%); pointer-events: none; }
.hero__in { position: relative; display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--accent); background: var(--accent-muted); border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent); padding: 5px 12px; border-radius: 999px; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(45,212,191,.18); }
.hero h1 { font-size: clamp(34px, 5vw, 54px); margin-top: 18px; font-weight: 800; }
.hero h1 em { font-style: normal; color: var(--accent); }
.lead { margin-top: 18px; font-size: 17px; color: var(--text-secondary); max-width: 560px; }
.hero__cta { display: flex; gap: 12px; margin-top: 28px; flex-wrap: wrap; }
.hero__meta { margin-top: 12px; font-size: 13px; color: var(--text-muted); min-height: 20px; }
.hero__badges { list-style: none; padding: 0; margin: 22px 0 0; display: flex; gap: 18px; flex-wrap: wrap; font-size: 13px; color: var(--text-secondary); }
.hero__badges li::before { content: '✓'; color: var(--success); margin-right: 6px; font-weight: 700; }

/* Uygulama maketi */
.hero__art { position: relative; }
.glow { position: absolute; inset: 10% -10% -10% 10%; background: radial-gradient(closest-side, rgba(45,212,191,.16), transparent 70%); filter: blur(30px); z-index: 0; }
.mock { position: relative; z-index: 1; background: var(--bg-surface); border: 1px solid var(--border-strong); border-radius: var(--radius-xl); box-shadow: var(--shadow); overflow: hidden; transform: perspective(1400px) rotateY(-6deg) rotateX(2deg); }
.mock__bar { display: flex; align-items: center; gap: 6px; padding: 10px 12px; border-bottom: 1px solid var(--border); background: var(--bg-base); }
.mock__bar span { width: 10px; height: 10px; border-radius: 50%; background: var(--border-strong); }
.mock__bar span:nth-child(1) { background: #E5635F; } .mock__bar span:nth-child(2) { background: #E0A23C; } .mock__bar span:nth-child(3) { background: #3FB37F; }
.mock__bar i { margin-left: 10px; font-style: normal; font-size: 11px; color: var(--text-muted); }
.mock__body { display: grid; grid-template-columns: 40px 120px 1fr; min-height: 340px; }
.mock__rail { background: var(--bg-surface); border-right: 1px solid var(--border); display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 12px 0; }
.mock__rail b { width: 22px; height: 22px; border-radius: 7px; background: var(--bg-elevated); }
.mock__rail b.on { background: var(--accent-muted); box-shadow: inset 0 0 0 1px var(--accent); }
.mock__rail b.job { margin-top: auto; background: var(--accent-muted); position: relative; }
.mock__rail b.job::after { content: ''; position: absolute; inset: -3px; border-radius: 50%; border: 2px solid var(--accent); border-right-color: transparent; animation: spin 1.2s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.mock__panel { background: var(--bg-base); border-right: 1px solid var(--border); padding: 12px 10px; font-size: 11px; }
.mock__ph { font-size: 9px; letter-spacing: .08em; color: var(--text-muted); margin: 8px 0 4px; }
.mock__item { padding: 5px 8px; border-radius: 6px; color: var(--text-secondary); }
.mock__item.on { background: var(--accent-muted); color: var(--accent); }
.mock__main { padding: 12px; display: flex; flex-direction: column; gap: 10px; background: var(--bg-base); }
.mock__term { background: #0B0D11; border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.mock__tl { display: flex; gap: 2px; border-bottom: 1px solid var(--border); }
.mock__tl span { font-size: 10px; padding: 6px 10px; color: var(--text-muted); border-top: 2px solid transparent; }
.mock__tl span.c1 { color: var(--text-primary); border-top-color: #4FA3C7; background: var(--bg-surface); }
.mock__tl span.c2 { border-top-color: #E0A23C; }
.mock__term pre { margin: 0; padding: 10px 12px; font-family: var(--mono); font-size: 11px; line-height: 1.6; color: var(--text-primary); white-space: pre-wrap; }
.mock__term .ok { color: var(--success); } .mock__term .dim { color: var(--text-muted); }
.mock__term .cur { animation: blink 1s steps(1) infinite; color: var(--accent); }
@keyframes blink { 50% { opacity: 0; } }
.mock__cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.mock__card { background: var(--bg-surface); border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; display: flex; flex-direction: column; gap: 4px; }
.mock__card small { font-size: 9px; letter-spacing: .06em; text-transform: uppercase; color: var(--text-muted); }
.mock__card b { font-size: 11px; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-weight: 600; }
.mock__card .bar { display: block; height: 4px; background: var(--bg-elevated); border-radius: 3px; overflow: hidden; }
.mock__card .bar u { display: block; height: 100%; background: var(--accent); }

/* Asistan */
.asst { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.checks--2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 18px; }
.checks--2 li { font-size: 14px; }
.asst__notes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 24px; }
.asst__note { background: var(--bg-base); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 14px; display: flex; flex-direction: column; gap: 6px; }
.asst__note b { color: var(--text-primary); font-size: 13px; }
.asst__note span { color: var(--text-secondary); font-size: 12.5px; line-height: 1.5; }
.asst__art { position: relative; }
.glow--sm { inset: 15% 0 0 15%; }
.chat { position: relative; z-index: 1; background: var(--bg-base); border: 1px solid var(--border-strong); border-radius: var(--radius-xl); box-shadow: var(--shadow); padding: 14px; display: flex; flex-direction: column; gap: 10px; font-size: 13px; }
.chat__head { display: flex; align-items: center; gap: 8px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }
.chat__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(45,212,191,.18); }
.chat__head b { color: var(--text-primary); }
.chat__head i { margin-left: auto; font-style: normal; font-size: 11px; color: var(--text-muted); }
.chat__msg { background: var(--bg-surface); border: 1px solid var(--border); border-radius: 12px; padding: 10px 12px; color: var(--text-primary); line-height: 1.5; max-width: 92%; }
.chat__msg--me { align-self: flex-end; background: var(--accent-muted); border-color: color-mix(in srgb, var(--accent) 40%, transparent); color: var(--text-primary); }
.chat__tool { display: flex; gap: 10px; align-items: baseline; font-family: var(--mono); font-size: 11px; color: var(--text-muted); padding: 2px 6px; }
.chat__tool::before { content: '✓'; color: var(--success); }
.chat__tool span { color: var(--accent); }
.chat__tool em { font-style: normal; color: var(--text-secondary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chat__confirm { border: 1px solid color-mix(in srgb, var(--warning) 50%, transparent); background: color-mix(in srgb, var(--warning) 8%, var(--bg-surface)); border-radius: 12px; padding: 10px 12px; display: flex; flex-direction: column; gap: 6px; }
.chat__confirm b { color: var(--warning); font-size: 12px; }
.chat__confirm span { color: var(--text-primary); }
.chat__confirm div { display: flex; gap: 8px; margin-top: 4px; }
.chat__confirm button { border: 1px solid var(--accent); background: var(--accent); color: var(--accent-contrast); border-radius: 8px; padding: 5px 12px; font-size: 12px; font-weight: 700; }
.chat__confirm button.ghost { background: transparent; color: var(--text-secondary); border-color: var(--border-strong); }

/* Bölümler */
.section { padding: 72px 0; }
.section--alt { background: var(--bg-surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.h2 { font-size: clamp(26px, 3.4vw, 36px); font-weight: 800; }
.sub { margin-top: 12px; color: var(--text-secondary); font-size: 16px; max-width: 720px; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 36px; }
.card { background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 22px; display: flex; flex-direction: column; gap: 10px; transition: border-color .15s, transform .15s; }
.card:hover { border-color: var(--accent); transform: translateY(-2px); }
.card__ico { width: 40px; height: 40px; border-radius: var(--radius-md); background: var(--accent-muted); color: var(--accent); display: grid; place-items: center; }
.card__ico svg { width: 22px; height: 22px; fill: none; }
.card h3 { font-size: 16px; }
.card p { font-size: 13.5px; color: var(--text-secondary); }

.steps { list-style: none; padding: 0; margin: 36px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: s; }
.steps li { background: var(--bg-base); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; display: flex; flex-direction: column; gap: 8px; }
.steps__n { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; background: var(--accent); color: var(--accent-contrast); font-weight: 800; }
.steps h3 { font-size: 17px; margin-top: 6px; }
.steps p { color: var(--text-secondary); font-size: 14px; }

/* İndir */
.dl { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 32px; }
.dl__card { background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 22px; display: flex; flex-direction: column; align-items: flex-start; gap: 8px; position: relative; }
.dl__card.is-mine { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(45,212,191,.12); }
.dl__card.is-mine::after { content: attr(data-mine-label); position: absolute; top: 12px; right: 12px; font-size: 10px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--accent); background: var(--accent-muted); padding: 3px 8px; border-radius: 999px; }
.dl__ico { width: 44px; height: 44px; border-radius: var(--radius-md); background: var(--bg-elevated); color: var(--text-primary); display: grid; place-items: center; }
.dl__ico svg { width: 24px; height: 24px; }
.dl__card h3 { font-size: 18px; margin-top: 4px; }
.dl__card p { font-size: 13px; color: var(--text-secondary); min-height: 40px; }
.dl__btn { margin-top: 8px; width: 100%; }
.dl__btn.soon { background: var(--bg-elevated); color: var(--text-muted); border-color: var(--border); cursor: default; transform: none; }
.dl__file { font-size: 11px; color: var(--text-muted); font-family: var(--mono); word-break: break-all; min-height: 14px; }
.dl__alt { font-size: 12px; margin-top: -2px; }
.notes { margin-top: 24px; background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 12px 16px; }
.notes summary { cursor: pointer; font-weight: 600; color: var(--text-primary); }
.notes pre { margin: 12px 0 0; white-space: pre-wrap; font-family: var(--font); font-size: 13.5px; color: var(--text-secondary); }
.dl__hint { margin-top: 18px; font-size: 13px; color: var(--text-muted); }
.dl__hint b { color: var(--text-secondary); }

/* Güvenlik */
.sec { display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; align-items: center; }
.checks { list-style: none; padding: 0; margin: 22px 0 0; display: flex; flex-direction: column; gap: 10px; }
.checks li { display: flex; gap: 10px; align-items: flex-start; color: var(--text-secondary); font-size: 15px; }
.checks li::before { content: '✓'; flex-shrink: 0; width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; background: var(--accent-muted); color: var(--accent); font-size: 12px; font-weight: 800; margin-top: 1px; }
.shield { width: 220px; height: 220px; margin: 0 auto; border-radius: 50%; background: radial-gradient(closest-side, rgba(45,212,191,.22), transparent 72%); display: grid; place-items: center; color: var(--accent); }
.shield svg { width: 130px; height: 130px; filter: drop-shadow(0 0 18px rgba(45,212,191,.35)); }

/* Verin nerede */
.where { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 22px; }
.where__col { background: var(--bg-base); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 14px; display: flex; flex-direction: column; gap: 6px; }
.where__col b { font-size: 13px; color: var(--accent); }
.where__col span { font-size: 12.5px; color: var(--text-secondary); line-height: 1.5; }
.checks li a { color: var(--accent); text-decoration: underline; }

/* Gizlilik sayfası */
.legal { padding: 56px 0; }
.legal h1 { font-size: clamp(26px, 3.4vw, 36px); font-weight: 800; }
.legal h2 { font-size: 20px; margin-top: 36px; }
.legal h3 { font-size: 15px; margin-top: 22px; color: var(--accent); }
.legal p, .legal li { color: var(--text-secondary); font-size: 14.5px; }
.legal p { margin-top: 10px; }
.legal ul { padding-left: 20px; margin: 10px 0 0; }
.legal li { margin-top: 6px; }
.legal .upd { color: var(--text-muted); font-size: 12px; margin-top: 8px; }
.legal table { width: 100%; border-collapse: collapse; margin-top: 14px; font-size: 13.5px; }
.legal th, .legal td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); color: var(--text-secondary); vertical-align: top; }
.legal th { color: var(--text-muted); font-size: 11px; text-transform: uppercase; letter-spacing: .05em; }
.foot__about { width: 100%; font-size: 13px; color: var(--text-secondary); margin-top: 4px; }

/* SSS */
.faq { border-bottom: 1px solid var(--border); padding: 4px 0; }
.faq summary { cursor: pointer; padding: 14px 0; font-weight: 600; font-size: 16px; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; color: var(--accent); font-size: 20px; font-weight: 400; }
.faq[open] summary::after { content: '−'; }
.faq p { padding: 0 0 16px; color: var(--text-secondary); font-size: 14.5px; }

/* Alt */
.foot { border-top: 1px solid var(--border); padding: 32px 0; }
.foot__in { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.foot__links { display: flex; gap: 18px; margin-left: auto; }
.foot__links a { color: var(--text-secondary); font-size: 13px; }
.foot__links a:hover { color: var(--text-primary); }
.foot__copy { width: 100%; font-size: 12px; color: var(--text-muted); }

/* Duyarlı */
@media (max-width: 980px) {
  .hero__in { grid-template-columns: 1fr; }
  .hero__art { max-width: 640px; }
  .mock { transform: none; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .dl { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; }
  .sec { grid-template-columns: 1fr; }
  .sec__art { display: none; }
  .where { grid-template-columns: 1fr; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .asst { grid-template-columns: 1fr; }
  .asst__notes { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .nav__links { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--bg-surface); border-bottom: 1px solid var(--border); padding: 8px 16px; }
  .nav__links.open { display: flex; }
  .nav__links a { padding: 12px 0; border-bottom: 1px solid var(--border); }
  .nav__links a:last-child { border-bottom: none; }
  .nav__burger { display: flex; }
  .nav .btn--sm { display: none; }
  .hero { padding: 40px 0 32px; }
  .hero__cta .btn { width: 100%; }
  .section { padding: 48px 0; }
  .grid, .dl { grid-template-columns: 1fr; }
  .checks--2 { grid-template-columns: 1fr; }
  .mock__body { grid-template-columns: 34px 1fr; }
  .mock__panel { display: none; }
  .mock__cards { grid-template-columns: 1fr 1fr; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .mock__rail b.job::after, .mock__term .cur { animation: none; } }