/* AKAYSIS tanıtım sitesi — renkler ürün sunumuyla aynı. */
:root {
  --night: #0d1f30;
  --night-2: #13293d;
  --ink: #0f2230;
  --muted: #5b6b77;
  --line: #e3e8e4;
  --bg: #f5f7f2;
  --white: #ffffff;
  --sun: #f0a20b;
  --sun-soft: #fdf1d8;
  --green: #2f9e57;
  --green-soft: #e6f4ea;
  --blue: #2f7dd8;
  --blue-soft: #e5effb;
  --red: #e04b3f;
  --radius: 18px;
  --shadow: 0 24px 60px -28px rgba(13, 31, 48, 0.45);
  --font: "Avenir Next", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 0.5em; }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.5rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }

.wrap { width: min(1180px, 100% - 32px); margin-inline: auto; }

/* ------------------------------------------------------------ üst bar */
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: rgba(13, 31, 48, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.topbar__inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand img { width: 150px; }
.nav { display: flex; align-items: center; gap: 22px; }
.nav a { color: rgba(255, 255, 255, 0.82); text-decoration: none; font-size: 0.95rem; font-weight: 500; }
.nav a:hover { color: #fff; }
.nav .nav__login { color: var(--sun); }
.nav-toggle, .nav-toggle__btn { display: none; }

/* ------------------------------------------------------------ düğmeler */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.8em 1.4em; border-radius: 999px;
  font-weight: 600; text-decoration: none; border: 1.5px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn--sun { background: var(--sun); color: var(--night) !important; }
.btn--sun:hover { background: #ffb52a; }
.btn--ghost { border-color: rgba(255, 255, 255, 0.35); color: #fff; }
.btn--ghost:hover { background: rgba(255, 255, 255, 0.08); }
.btn--sm { padding: 0.5em 1.1em; font-size: 0.9rem; }
.btn--block { width: 100%; margin-top: 8px; }

/* -------------------------------------------------------------- giriş */
.hero {
  position: relative; overflow: hidden;
  color: #fff;
  background:
    radial-gradient(900px 480px at 82% 18%, rgba(240, 162, 11, 0.22), transparent 60%),
    radial-gradient(700px 420px at 8% 90%, rgba(47, 125, 216, 0.2), transparent 60%),
    linear-gradient(180deg, var(--night) 0%, var(--night-2) 100%);
  padding: 72px 0 40px;
}
.hero__grid { display: grid; grid-template-columns: 1.02fr 1fr; gap: 48px; align-items: center; }
.eyebrow {
  text-transform: uppercase; letter-spacing: 0.14em;
  font-size: 0.78rem; font-weight: 700; color: var(--sun);
  margin-bottom: 14px;
}
.eyebrow--dark { color: var(--green); }
.hero h1 { font-size: clamp(2.2rem, 4.6vw, 3.6rem); }
.hero h1 span { color: var(--sun); }
.lead { font-size: 1.12rem; color: rgba(255, 255, 255, 0.8); max-width: 560px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 22px; }
.hero__parent { font-size: 0.92rem; color: rgba(255, 255, 255, 0.62); }
.hero__parent strong { color: #fff; }
.hero__shot { position: relative; margin: 0; }

.device {
  border-radius: 14px; overflow: hidden; background: #fff;
  box-shadow: var(--shadow); border: 1px solid rgba(15, 34, 48, 0.12);
}
.hero .device { transform: perspective(1400px) rotateY(-7deg) rotateX(2deg); }
.device__bar {
  display: flex; align-items: center; gap: 6px;
  padding: 9px 12px; background: #eef1ee; font-size: 0.72rem; color: var(--muted);
}
.device__bar i { width: 9px; height: 9px; border-radius: 50%; background: #cfd6d1; }
.device__bar span { margin-left: 8px; }

.lamp-card {
  position: absolute; left: -26px; bottom: -26px; width: 210px;
  background: #fff; color: var(--ink); border-radius: 14px; padding: 14px 16px;
  box-shadow: var(--shadow); font-size: 0.85rem;
}
.lamp-card__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.lamp-card dl { margin: 0; display: grid; gap: 4px; }
.lamp-card dl div { display: flex; justify-content: space-between; }
.lamp-card dt { color: var(--muted); }
.lamp-card dd { margin: 0; font-weight: 700; }
.dot { font-size: 0.75rem; font-weight: 600; }
.dot::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 5px; vertical-align: 1px; }
.dot--ok { color: var(--green); }
.dot--ok::before { background: var(--green); box-shadow: 0 0 0 4px var(--green-soft); }

.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  margin-top: 72px; border-radius: var(--radius); overflow: hidden;
  background: rgba(255, 255, 255, 0.1);
}
.stats div { background: rgba(13, 31, 48, 0.72); padding: 20px 22px; }
.stats b { display: block; font-size: 1.9rem; color: var(--sun); line-height: 1.1; }
.stats span { font-size: 0.88rem; color: rgba(255, 255, 255, 0.7); }

/* ----------------------------------------------------------- bölümler */
.section { padding: 96px 0; }
.section--tint { background: var(--bg); }
.section--night { background: var(--night); color: #fff; }
.section__head { max-width: 720px; margin-bottom: 44px; }
.section__head p { color: var(--muted); font-size: 1.05rem; }
.section__head--light p { color: rgba(255, 255, 255, 0.72); }

.flow3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.card p { color: var(--muted); margin: 0; }
.card--muted { background: var(--bg); }
.card--sun { background: var(--sun-soft); border-color: #f6dfab; }
.benefits {
  list-style: none; padding: 0; margin: 28px 0 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
}
.benefits li { border-top: 3px solid var(--green); padding-top: 12px; }
.benefits b { display: block; }
.benefits span { color: var(--muted); font-size: 0.92rem; }

/* ------------------------------------------------------------ seriler */
.series { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.series__card {
  background: #fff; border-radius: 22px; overflow: hidden;
  border: 1px solid var(--line); display: flex; flex-direction: column;
}
.series__media { aspect-ratio: 16 / 9; display: grid; place-items: center; padding: 18px; }
.series__media img { max-height: 100%; width: auto; object-fit: contain; }
.series__media--sun { background: radial-gradient(circle at 50% 60%, var(--sun-soft), #fff 70%); }
.series__media--blue { background: radial-gradient(circle at 50% 60%, var(--blue-soft), #fff 70%); }
.series__body { padding: 8px 30px 30px; }
.series__body h3 { font-size: 1.45rem; }
.series__body > p { color: var(--muted); }
.tag {
  display: inline-block; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; padding: 4px 10px; border-radius: 999px; margin-bottom: 12px;
}
.tag--sun { background: var(--sun-soft); color: #9a6400; }
.tag--blue { background: var(--blue-soft); color: #1f5ea8; }
.ticks { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 9px; }
.ticks li { position: relative; padding-left: 28px; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: 0.3em; width: 18px; height: 18px; border-radius: 50%;
  background: var(--green-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='%232f9e57' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 12px no-repeat;
}

/* ------------------------------------------------------ nasıl çalışır */
.pipeline {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: step;
}
.pipeline li {
  position: relative; background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1); border-radius: var(--radius); padding: 24px;
}
.pipeline li:not(:last-child)::after {
  content: "→"; position: absolute; right: -15px; top: 30px; color: var(--sun); font-size: 1.2rem;
}
.pipeline p { color: rgba(255, 255, 255, 0.7); margin: 0; font-size: 0.95rem; }
.pipeline__step {
  display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 50%;
  background: var(--sun); color: var(--night); font-weight: 800; margin-bottom: 14px;
}
.ack {
  margin-top: 28px; display: grid; grid-template-columns: 1.1fr 1fr; gap: 28px; align-items: center;
  border-radius: var(--radius); padding: 30px; background: var(--night-2);
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.ack p { color: rgba(255, 255, 255, 0.72); margin: 0; }
.jobs { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.jobs li {
  display: flex; justify-content: space-between; gap: 12px; align-items: center;
  background: rgba(255, 255, 255, 0.06); border-radius: 12px; padding: 12px 16px; font-size: 0.92rem;
}
.jobs b { font-size: 0.78rem; padding: 3px 10px; border-radius: 999px; white-space: nowrap; }
.jobs .ok { background: rgba(47, 158, 87, 0.2); color: #7fdc9f; }
.jobs .warn { background: rgba(240, 162, 11, 0.2); color: #ffc85a; }
.jobs .err { background: rgba(224, 75, 63, 0.2); color: #ff8f86; }

/* ------------------------------------------------------------- panel */
.shots { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.shot { margin: 0; }
.shot--wide { grid-column: 1 / -1; }
.shot figcaption { margin-top: 12px; color: var(--muted); font-size: 0.95rem; }
.shot figcaption b { color: var(--ink); margin-right: 6px; }
.features { margin-top: 48px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.features article { padding: 22px; border-radius: var(--radius); border: 1px solid var(--line); }
.features p { margin: 0; color: var(--muted); font-size: 0.95rem; }

/* --------------------------------------------------------- kimler için */
.audience { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 48px; align-items: start; }
.audience > div p { color: var(--muted); font-size: 1.05rem; }
.audience__list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.audience__list li { background: #fff; border-radius: var(--radius); padding: 22px; border: 1px solid var(--line); }
.audience__list b { display: block; margin-bottom: 4px; }
.audience__list span { color: var(--muted); font-size: 0.93rem; }

/* ----------------------------------------------------------- armatürler */
.lamps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.lamps figure {
  margin: 0; background: var(--bg); border-radius: var(--radius); padding: 18px 14px 14px;
  text-align: center; font-size: 0.9rem; font-weight: 600;
}
.lamps img { aspect-ratio: 1; object-fit: contain; width: 100%; margin-bottom: 10px; }
.sites { margin-top: 26px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.sites a {
  display: flex; flex-direction: column; text-decoration: none; padding: 20px 24px;
  border-radius: var(--radius); border: 1px solid var(--line); transition: border-color 0.15s ease;
}
.sites a:hover { border-color: var(--green); }
.sites b { color: var(--green); }
.sites span { color: var(--muted); font-size: 0.93rem; }

/* ------------------------------------------------------------------ sss */
.faq { max-width: 820px; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 4px 22px; margin-bottom: 12px; }
.faq summary { cursor: pointer; font-weight: 600; padding: 14px 0; list-style: none; position: relative; padding-right: 28px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0; top: 12px; font-size: 1.3rem; color: var(--green); }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); }

/* ------------------------------------------------------------- iletişim */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.contact > div > p { color: rgba(255, 255, 255, 0.72); font-size: 1.05rem; }
.contact__box { background: var(--night-2); border-radius: 22px; padding: 26px; border: 1px solid rgba(255, 255, 255, 0.08); }
.contact__line {
  display: flex; flex-direction: column; text-decoration: none;
  padding: 12px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.contact__line span { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(255, 255, 255, 0.5); }
.contact__line b { font-size: 1.08rem; }

/* -------------------------------------------------------------- alt bilgi */
.footer { background: #08141f; color: rgba(255, 255, 255, 0.7); padding: 40px 0 26px; font-size: 0.92rem; }
.footer__inner { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; align-items: center; }
.footer__inner p { margin: 10px 0 0; }
.footer strong { color: #fff; }
.footer nav { display: flex; gap: 20px; flex-wrap: wrap; }
.footer nav a { text-decoration: none; }
.footer nav a:hover { color: #fff; }
.footer__copy { margin-top: 26px; font-size: 0.8rem; color: rgba(255, 255, 255, 0.45); }

/* ------------------------------------------------------------- mobil */
@media (max-width: 980px) {
  .hero__grid, .series, .ack, .audience, .contact { grid-template-columns: 1fr; }
  .hero .device { transform: none; }
  .lamp-card { left: 12px; bottom: -22px; }
  .pipeline { grid-template-columns: 1fr 1fr; }
  .pipeline li::after { display: none; }
  .features { grid-template-columns: 1fr 1fr; }
  .lamps { grid-template-columns: repeat(3, 1fr); }
  .benefits, .stats { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .nav-toggle__btn {
    display: grid; place-items: center; width: 42px; height: 42px; cursor: pointer;
  }
  .nav-toggle__btn span, .nav-toggle__btn span::before, .nav-toggle__btn span::after {
    content: ""; display: block; width: 22px; height: 2px; background: #fff; position: relative;
  }
  .nav-toggle__btn span::before { position: absolute; top: -7px; }
  .nav-toggle__btn span::after { position: absolute; top: 7px; }
  .nav {
    position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; align-items: stretch;
    gap: 0; padding: 8px 16px 18px; background: var(--night);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08); display: none;
  }
  .nav a { padding: 12px 4px; border-bottom: 1px solid rgba(255, 255, 255, 0.06); }
  .nav .btn { margin-top: 12px; border-bottom: 0; }
  .nav-toggle:checked ~ .nav { display: flex; }
}

@media (max-width: 620px) {
  .section { padding: 64px 0; }
  .hero { padding-top: 44px; }
  .flow3, .shots, .features, .audience__list, .sites, .pipeline { grid-template-columns: 1fr; }
  .lamps { grid-template-columns: 1fr 1fr; }
  .stats { margin-top: 56px; }
  .series__body { padding: 4px 20px 22px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}