/* LANDING — sade + profesyonel beyaz tema. .lp kapsamında; portalın koyu
   temasıyla çakışmaz. Az bölüm, bol boşluk, tek vurgu rengi. */
.lp { min-height: 100vh; background: #fafbfd; color: #17202e; font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif; -webkit-font-smoothing: antialiased; }
.lp * { box-sizing: border-box; }
.lp-kap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* Üst çubuk — hero ile sürekli: aynı üst tint + soluk ızgara, camsı görünüm */
.lp-ust { position: sticky; top: 0; z-index: 50;
  background: linear-gradient(180deg, rgba(235,241,254,.90), rgba(244,248,255,.80));
  backdrop-filter: blur(12px) saturate(1.05); -webkit-backdrop-filter: blur(12px) saturate(1.05);
  border-bottom: 1px solid rgba(47,75,201,.07); }
.lp-ust-ic { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; height: 66px; }
/* Portal (sidebar) logosuyla AYNI: mor-mavi gradyan metin, 21px, 800, letter-spacing 2.5px.
   Renkler literal (sidebar --accent-hover:#6f9cf4 -> #8b5bef) -> Landing acik temasindan bagimsiz, birebir ayni. */
.lp-logo {
  font-weight: 800; font-size: 21px; letter-spacing: 2.5px; user-select: none;
  background: linear-gradient(100deg, #6f9cf4, #8b5bef 70%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lp-ust-sag { display: flex; align-items: center; gap: 14px; }

/* Dil seçici */
.lp-dil { display: flex; border: 1px solid #dbe2ec; border-radius: 9px; overflow: hidden; }
.lp-dil-btn { padding: 5px 11px; font-size: 12px; font-weight: 650; letter-spacing: .04em; background: transparent; border: none; color: #6b7686; cursor: pointer; transition: background .15s, color .15s; }
.lp-dil-btn.aktif { background: #17202e; color: #fff; }
.lp-dil-btn:not(.aktif):hover { background: #eef1f6; }

/* Düğmeler */
.lp-btn { display: inline-flex; align-items: center; gap: 7px; border-radius: 10px; font-weight: 650; cursor: pointer; text-decoration: none; transition: transform .12s, box-shadow .15s, background .15s; border: 1px solid transparent; font-size: 13.5px; padding: 8px 16px; }
.lp-btn-ana { background: #2f6bff; color: #fff; box-shadow: 0 6px 18px rgba(47,107,255,.28); }
.lp-btn-ana:hover { transform: translateY(-1px); box-shadow: 0 9px 24px rgba(47,107,255,.36); }
.lp-btn-ikincil { background: #fff; color: #17202e; border-color: #dbe2ec; }
.lp-btn-ikincil:hover { background: #f2f5fa; }
.lp-btn-lg { font-size: 15px; padding: 12px 24px; border-radius: 12px; }

/* Hero — profesyonel dekoratif arka plan (aurora + soluk ızgara), metin okunur kalır */
.lp-hero { position: relative; overflow: hidden; padding: 84px 0 52px; text-align: center;
  background:
    radial-gradient(58% 55% at 16% 10%, rgba(47,107,255,.13), transparent 60%),
    radial-gradient(52% 58% at 88% 6%, rgba(34,164,201,.11), transparent 62%),
    radial-gradient(75% 65% at 50% 118%, rgba(47,82,201,.09), transparent 60%),
    linear-gradient(180deg, #eef3fe 0%, #f6f9ff 46%, #fafbfd 100%); }
/* yumuşak, yavaş süzülen ışıma — dikkat dağıtmadan canlılık */
.lp-hero::after { content: ""; position: absolute; z-index: 0; top: -25%; left: 50%; width: 72%; height: 130%;
  transform: translateX(-50%); pointer-events: none; filter: blur(34px);
  background: radial-gradient(closest-side, rgba(47,107,255,.10), transparent 72%);
  animation: lp-aurora 16s ease-in-out infinite; }
@keyframes lp-aurora { 0%, 100% { transform: translateX(-54%) scale(1); opacity: .9; }
  50% { transform: translateX(-46%) scale(1.1); opacity: 1; } }
.lp-hero .lp-kap { position: relative; z-index: 1; }
@media (prefers-reduced-motion: reduce) { .lp-hero::after { animation: none; } }
.lp-rozet { display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; font-weight: 600; color: #47536a; background: #fff; border: 1px solid #e2e8f1; border-radius: 999px; padding: 6px 14px; margin-bottom: 26px; }
.lp-h1 { font-size: clamp(34px, 5.4vw, 56px); line-height: 1.08; font-weight: 800; letter-spacing: -.02em; margin: 0 0 20px; }
.lp-vurgu { color: #2f52c9; }
.lp-alt { max-width: 660px; margin: 0 auto 30px; font-size: 16.5px; line-height: 1.65; color: #47536a; }
.lp-cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* Bölümler */
.lp-bolum { padding: 56px 0; }
.lp-bolum-koyu { background: #0f1523; color: #e8edf6; }
.lp-bolum-ust { text-align: center; margin-bottom: 36px; }
.lp-h2 { font-size: clamp(24px, 3.4vw, 34px); font-weight: 800; letter-spacing: -.015em; margin: 0 0 8px; }
.lp-bolum-alt { color: #6b7686; font-size: 15px; margin: 0; }
.lp-bolum-koyu .lp-bolum-alt { color: #93a0b8; }

/* Kart ızgarası (4 ilke) */
.lp-izgara { display: grid; grid-template-columns: repeat(3, 1fr); grid-auto-rows: 1fr; gap: 16px; }
@media (max-width: 980px) { .lp-izgara { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .lp-izgara { grid-template-columns: 1fr; } }
.lp-kart { background: rgba(255,255,255,.045); border: 1px solid rgba(255,255,255,.09); border-radius: 14px; padding: 22px; transition: transform .15s, border-color .15s; }
.lp-kart:hover { transform: translateY(-3px); border-color: rgba(123,146,255,.4); }
.lp-kart-baslik { font-size: 15.5px; font-weight: 700; margin: 0 0 8px; }
.lp-kart-metin { font-size: 13.5px; line-height: 1.6; color: #93a0b8; margin: 0; }

/* CTA blok */
.lp-cta-blok { text-align: center; padding: 26px 24px; }
.lp-cta-blok .lp-bolum-alt { margin-bottom: 22px; }

/* Footer */
.lp-alt-cubuk { border-top: 1px solid #e7ebf2; padding: 22px 0; }
.lp-alt-ic { display: flex; align-items: center; justify-content: space-between; font-size: 12.5px; color: #6b7686; }
.lp-alt-ic > span:first-child { font-weight: 800; letter-spacing: .12em; color: #17202e; }

/* ============ HAREKETLİ DİYAGRAM ============ */
.lp-diyagram { position: relative; background: transparent; padding: 26px 22px 18px; }
/* Grid arka plan: ince çizgi ızgarası, kenarlara doğru solarak kaybolur (radial maske) */
.lp-diyagram::before { content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(to right, rgba(47,75,201,.07) 1px, transparent 1px),
                    linear-gradient(to bottom, rgba(47,75,201,.07) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(ellipse 62% 58% at 50% 46%, #000 35%, transparent 88%);
  mask-image: radial-gradient(ellipse 62% 58% at 50% 46%, #000 35%, transparent 88%); }
/* İçerik grid'in üstünde kalsın */
.lp-diyagram-baslik, .lp-diyagram-svg, .lp-diyagram-not { position: relative; }
.lp-diyagram-baslik { text-align: center; font-size: 13px; font-weight: 700; letter-spacing: .05em; color: #47536a; text-transform: uppercase; margin-bottom: 10px; }
.lp-diyagram-svg { width: 100%; height: auto; display: block; }
.lp-diyagram-not { text-align: center; font-size: 13px; color: #6b7686; margin: 12px auto 0; max-width: 640px; line-height: 1.6; }

/* Diyagram kutuları */
.lp-dk { stroke-width: 1; }
.lp-dk-kaynak { fill: #f4faf7; stroke: #bfe8d6; }
.lp-dk-cikti  { fill: #f3f6fe; stroke: #c8d8f7; }
.lp-dk-motor  { fill: #f6f8ff; stroke: #a8bef2; stroke-width: 1.5; }
.lp-dk-adim   { fill: #ffffff; stroke: #c8d8f7; }
.lp-dk-yazi { font-size: 12.5px; font-weight: 600; fill: #2a3548; }
.lp-dk-yazi-kucuk { font-size: 11.5px; }
.lp-dk-motor-baslik { font-size: 14px; font-weight: 800; fill: #2f4bcc; letter-spacing: .02em; }
.lp-dk-hiz { font-size: 11.5px; font-weight: 650; fill: #34a97e; letter-spacing: .03em; }

/* Mobil: diyagram yatay kaydırılabilir kalsın, metinler daralsın */
@media (max-width: 720px) {
  .lp-hero { padding-top: 56px; }
  .lp-diyagram { overflow-x: auto; }
  .lp-diyagram-svg { min-width: 860px; }
}

/* ============ KULLANIM SENARYOLARI ============ */
.lp-senaryolar { display: flex; flex-direction: column; gap: 44px; }
.lp-senaryo { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.lp-senaryo.ters .lp-senaryo-gorsel { order: 2; }
.lp-senaryo-gorsel { width: 100%; border-radius: 16px; border: 1px solid #e2e8f1; box-shadow: 0 12px 36px rgba(23,32,46,.10); display: block; }
.lp-senaryo-baslik { font-size: 21px; font-weight: 750; margin: 0 0 10px; letter-spacing: -.01em; }
.lp-senaryo-aciklama { font-size: 14.5px; line-height: 1.7; color: #47536a; margin: 0; }
@media (max-width: 820px) {
  .lp-senaryo { grid-template-columns: 1fr; gap: 16px; }
  .lp-senaryo.ters .lp-senaryo-gorsel { order: 0; }
}

/* ============ PANOLAR — ornek dashboard mockup'lari ============ */
.lp-panolar { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 900px) { .lp-panolar { grid-template-columns: 1fr; max-width: 460px; margin: 0 auto; } }
.lp-pano-kart { display: flex; flex-direction: column; }
.lp-pano-cerceve { background: #fff; border: 1px solid #e2e8f1; border-radius: 12px;
  overflow: hidden; box-shadow: 0 14px 34px rgba(23,32,46,.10); }
.lp-pano-bar { display: flex; align-items: center; gap: 6px; padding: 8px 12px;
  background: #f2f5fa; border-bottom: 1px solid #e7ebf2; }
.lp-pano-nokta { width: 8px; height: 8px; border-radius: 50%; background: #cbd4e1; }
.lp-pano-nokta:nth-child(1) { background: #e5567b; }
.lp-pano-nokta:nth-child(2) { background: #e6a23d; }
.lp-pano-nokta:nth-child(3) { background: #34c98e; }
.lp-pano-bar-yazi { margin-left: 8px; font-size: 11px; font-weight: 600; color: #6b7686;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lp-pano-govde { background: #fff; line-height: 0; }
.lp-pano-img { width: 100%; height: auto; display: block; aspect-ratio: 16 / 9; object-fit: cover; }
.lp-pano-baslik { font-size: 15px; font-weight: 700; margin: 16px 0 6px; color: #17202e; }
.lp-pano-metin { font-size: 12.5px; line-height: 1.55; color: #47536a; margin: 0; }

/* ============ NEDEN CUBESIOX — konumlandirma ============ */
.lp-neden { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
@media (max-width: 760px) { .lp-neden { grid-template-columns: 1fr; } }
.lp-neden-kart { position: relative; background: #fff; border: 1px solid #e2e8f1; border-radius: 16px;
  padding: 24px 24px 22px; overflow: hidden; transition: border-color .15s, box-shadow .15s, transform .15s; }
.lp-neden-kart::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
  background: linear-gradient(180deg, #2f6bff, #22a4c9); }
.lp-neden-kart:hover { transform: translateY(-3px); border-color: #b9c9ec; box-shadow: 0 12px 30px rgba(23,32,46,.08); }
.lp-neden-ust { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.lp-neden-no { font-size: 12px; font-weight: 800; letter-spacing: .08em; color: #9fb0d6; }
.lp-neden-etiket { font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  color: #2f52c9; background: #eef4ff; border: 1px solid #dbe4f5; border-radius: 999px; padding: 3px 11px; }
.lp-neden-baslik { font-size: 17.5px; font-weight: 750; letter-spacing: -.01em; margin: 0 0 9px; line-height: 1.25; }
.lp-neden-metin { font-size: 14px; line-height: 1.65; color: #47536a; margin: 0; }

/* Diyagram: ikonlu kutucuklar + yakinsama rozeti */
.lp-dk-kutucuk { fill: #2f6bff; stroke: none; }
.lp-dk-rozet { fill: #dcf5ea; stroke: #9adfc2; stroke-width: 1; }
.lp-dk-rozet-yazi { font-size: 12px; font-weight: 700; fill: #1d7a55; }

/* Iki serit: cevrimdisi kaynak/cikti (kehribar) + serit kutucuk renkleri */
.lp-dk-veri   { fill: #fdf7ec; stroke: #eedab0; }
.lp-dk-analiz { fill: #fdf7ec; stroke: #eedab0; }
.lp-dk-kutucuk-canli { fill: #2aa876; }
.lp-dk-kutucuk-depo  { fill: #d99a2b; }
.lp-dk-katman { font-size: 11px; font-weight: 600; fill: #7a86a0; font-style: italic; }

/* Diyagram: motor AI alt basligi + cikti alt yazilari */
.lp-dk-motor-alt { font-size: 10.5px; font-weight: 600; fill: #7a86a0; }
.lp-dk-alt-yazi { font-size: 10px; font-weight: 500; fill: #8a94a8; }

/* ============ DAGITIM SECENEKLERI ============ */
.lp-dagitim { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.lp-dagitim-kart { background: #fff; border: 1px solid #e2e8f1; border-radius: 14px; padding: 24px; display: flex; flex-direction: column; transition: border-color .15s, box-shadow .15s; }
.lp-dagitim-kart:hover { border-color: #b9c9ec; box-shadow: 0 8px 26px rgba(23,32,46,.07); }
.lp-dagitim-baslik { font-size: 16.5px; font-weight: 750; margin: 0 0 10px; }
.lp-dagitim-metin { font-size: 13.5px; line-height: 1.65; color: #47536a; margin: 0 0 14px; flex: 1; }
.lp-dagitim-kim { font-size: 12px; font-weight: 650; color: #2f52c9; margin: 0; border-top: 1px solid #eef1f6; padding-top: 12px; }

/* Kurumsal yonetim: 2x2 esit en+yukseklik grid (grid-auto-rows: 1fr -> satirlar esit) */
.lp-yonetim { display: grid; grid-template-columns: repeat(2, 1fr); grid-auto-rows: 1fr; gap: 16px; }
@media (max-width: 640px) { .lp-yonetim { grid-template-columns: 1fr; } }
/* Kurumsal yonetim kartlari: ust kosede el-cizimi stroke ikon rozeti */
.lp-yon-kart { padding-top: 22px; }
.lp-yon-ikon { width: 46px; height: 46px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
  background: #eef3ff; border: 1px solid #dbe4fb; margin-bottom: 14px; }

/* Ekosistem kartlari: hafif IBM-mavisi ust vurgu */
.lp-ek-kart { position: relative; }
.lp-ek-kart::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px;
  border-radius: 14px 14px 0 0; background: linear-gradient(90deg, #1f70c1, #22a4c9); }

/* Kart numaralari + istatistik seridi (koyu bolum) */
.lp-kart-no { display: block; font-size: 12px; font-weight: 800; letter-spacing: .1em; color: #5b7bef; margin-bottom: 12px; }
.lp-sayilar { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 16px; margin-top: 44px; padding-top: 36px; border-top: 1px solid rgba(255,255,255,.08); }
.lp-sayi { text-align: center; }
.lp-sayi-deger { font-size: clamp(26px, 3.4vw, 38px); font-weight: 800; letter-spacing: -.02em; color: #fff; margin-bottom: 6px; }
.lp-sayi-etiket { font-size: 12.5px; color: #93a0b8; line-height: 1.4; }

/* Depolama katmani kutulari: kesikli cerceve = kalicilik */
.lp-dk-depo { fill: #f7f9fc; stroke: #b9c4d6; stroke-width: 1.2; stroke-dasharray: 5 4; }
/* Lakehouse (Iceberg) dugumu: acik format vurgusu icin mavi tonu */
.lp-dk-gol { fill: #eef4ff; stroke: #7ea0ea; stroke-dasharray: 5 4; }

/* Yetenek cipleri (hero alti) */
.lp-cipler { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 30px; }
.lp-cip { font-size: 12.5px; font-weight: 600; color: #47536a; background: #fff; border: 1px solid #e2e8f1; border-radius: 999px; padding: 7px 15px; }

/* Kaynak kutularinda protokol/konnektor alt etiketi (Kafka, MQTT, CDC...) */
.lp-dk-protokol { font-size: 10px; font-weight: 600; fill: #8a94a8; letter-spacing: .02em; }

/* ============ KURUMSAL BILGI — calisma alani · graf · belge · ajanlar ============ */
.lp-bilgi { display: grid; grid-template-columns: repeat(2, 1fr); grid-auto-rows: 1fr; gap: 16px; }
@media (max-width: 760px) { .lp-bilgi { grid-template-columns: 1fr; } }
.lp-bilgi-kart { padding-top: 22px; position: relative; overflow: hidden; }
.lp-bilgi-kart::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px;
  border-radius: 14px 14px 0 0; background: linear-gradient(90deg, #2f6bff, #8b5bef); }
.lp-bilgi-not { text-align: center; font-size: 13.5px; line-height: 1.7; color: #6b7686;
  max-width: 780px; margin: 28px auto 0; }

/* Kart alt etiketi kaldirildiginda metnin alt boslugu kalmasin */
.lp-dagitim-kart > .lp-dagitim-metin:last-child { margin-bottom: 0; }