/* Çizge tanıtım sitesi – tek stil dosyası. Dış yazı tipi/çerez/izleme yok (hızlı ve KVKK dostu). */
:root {
  --laci: #1B2A5E; --mavi: #3B82E0; --turk: #2BB3B1; --tur: #F26B3A; --gri: #8C8C8C; --acik: #BDD7EE;
  --metin: #1f2a44; --soluk: #55607a; --zemin: #ffffff; --zemin2: #f4f7fc; --cizgi: #e3e8f2;
  --golge: 0 1px 2px rgba(27,42,94,.06), 0 6px 24px rgba(27,42,94,.08);
  --en: 1120px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--zemin); color: var(--metin);
  font: 17px/1.6 system-ui, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--mavi); }
a:hover { color: var(--laci); }
h1, h2, h3 { color: var(--laci); line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 4.4vw, 3.1rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); letter-spacing: -.01em; }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
.kap { max-width: var(--en); margin: 0 auto; padding: 0 20px; }
.atla { position: absolute; left: -999px; }
.atla:focus { left: 12px; top: 12px; background: #fff; padding: 8px 12px; z-index: 10; }

/* Üst çubuk */
.ust { position: sticky; top: 0; z-index: 5; background: rgba(255,255,255,.95); backdrop-filter: blur(6px); border-bottom: 1px solid var(--cizgi); }
.ust .kap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.logo img { height: 36px; width: auto; }
.menu { display: flex; gap: 4px 20px; flex-wrap: wrap; align-items: center; margin: 0; padding: 0; list-style: none; }
.menu a { color: var(--metin); text-decoration: none; font-weight: 500; font-size: .97rem; }
.menu a:hover, .menu a[aria-current="page"] { color: var(--mavi); }
.menu-ac { display: none; }
@media (max-width: 760px) {
  .menu-ac { display: inline-flex; align-items: center; gap: 6px; background: none; border: 1px solid var(--cizgi); border-radius: 8px; padding: 6px 12px; font: inherit; color: var(--laci); cursor: pointer; }
  .menu { display: none; width: 100%; flex-direction: column; align-items: flex-start; padding: 4px 0 14px; gap: 10px; }
  .menu.acik { display: flex; }
  .menu .dugme { width: 100%; text-align: center; }
}

/* Düğmeler */
.dugme { display: inline-block; background: var(--tur); color: #fff !important; text-decoration: none; font-weight: 600; padding: 12px 22px; border-radius: 10px; border: 0; transition: transform .1s, background .2s; }
.dugme:hover { background: #e05a2a; transform: translateY(-1px); }
.dugme.ikinci { background: transparent; color: var(--laci) !important; box-shadow: inset 0 0 0 2px var(--laci); }
.dugme.ikinci:hover { background: var(--laci); color: #fff !important; }
.menu .dugme { padding: 8px 16px; font-size: .95rem; }

/* Bölümler */
section { padding: 72px 0; }
.gri { background: var(--zemin2); }
.ust-yazi { color: var(--mavi); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; font-size: .8rem; margin-bottom: .6em; }
.giris { color: var(--soluk); font-size: 1.12rem; max-width: 720px; }
.orta { text-align: center; }
.orta .giris { margin-left: auto; margin-right: auto; }

/* Kahraman */
.kahraman { padding: 64px 0 56px; background: linear-gradient(180deg, #f4f7fc 0%, #fff 100%); }
.kahraman .kap { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.kahraman .dugmeler { display: flex; gap: 12px; flex-wrap: wrap; margin: 26px 0 18px; }
.kahraman .kucuk { color: var(--soluk); font-size: .92rem; }
.vitrin { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.vitrin figure { margin: 0; background: #fff; border-radius: 14px; box-shadow: var(--golge); padding: 12px; }
.vitrin figure.genis { grid-column: 1 / -1; }
@media (max-width: 900px) { .kahraman .kap { grid-template-columns: 1fr; } }

/* Kartlar */
.izgara { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); margin-top: 36px; }
.kart { background: #fff; border: 1px solid var(--cizgi); border-radius: 14px; padding: 24px; }
.gri .kart { border-color: transparent; box-shadow: var(--golge); }
.kart p:last-child { margin-bottom: 0; }
.kart .simge { width: 44px; height: 44px; border-radius: 10px; display: grid; place-items: center; color: #fff; font-weight: 700; margin-bottom: 14px; }
.s1 { background: var(--laci); } .s2 { background: var(--mavi); } .s3 { background: var(--turk); } .s4 { background: var(--tur); }
.kart p { color: var(--soluk); }

/* İki sütun */
.iki { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.iki.ters > :first-child { order: 2; }
@media (max-width: 860px) { .iki { grid-template-columns: 1fr; gap: 28px; } .iki.ters > :first-child { order: 0; } }
.cerceve { background: #fff; border-radius: 16px; box-shadow: var(--golge); padding: 18px; }
.cerceve figcaption, figure figcaption { color: var(--gri); font-size: .82rem; margin-top: 8px; text-align: center; }
ul.tik { list-style: none; padding: 0; margin: 0 0 1em; }
ul.tik li { position: relative; padding-left: 30px; margin-bottom: .55em; }
ul.tik li::before { content: ""; position: absolute; left: 0; top: .35em; width: 18px; height: 18px; border-radius: 50%; background: var(--turk) 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='white' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat; }

/* Akış (Excel → PowerPoint) */
.akis { display: flex; align-items: center; justify-content: center; gap: 14px; flex-wrap: wrap; }
.akis .kutu { background: #fff; border-radius: 12px; box-shadow: var(--golge); padding: 16px 20px; text-align: center; min-width: 150px; }
.akis .kutu b { display: block; color: var(--laci); }
.akis .kutu span { font-size: .85rem; color: var(--soluk); }
.akis .ok { color: var(--tur); font-size: 1.8rem; font-weight: 700; }

/* Kimler için */
.etiketler { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 24px; padding: 0; list-style: none; }
.etiketler li { background: #fff; border: 1px solid var(--cizgi); border-radius: 999px; padding: 8px 16px; color: var(--laci); font-weight: 500; }

/* Çağrı bandı */
.cagri { background: var(--laci); color: #fff; border-radius: 20px; padding: 48px 32px; text-align: center; }
.cagri h2 { color: #fff; }
.cagri p { color: #d6def0; max-width: 640px; margin: 0 auto 24px; }

/* Özellik sayfası */
.ozellik-blok { padding: 28px 0; border-top: 1px solid var(--cizgi); }
.ozellik-blok:first-of-type { border-top: 0; }
.liste-iki { columns: 2; column-gap: 40px; }
@media (max-width: 700px) { .liste-iki { columns: 1; } }
.liste-iki li { break-inside: avoid; }
.sayfa-bas { padding: 56px 0 24px; background: var(--zemin2); }
.sayfa-bas p { color: var(--soluk); max-width: 720px; font-size: 1.08rem; }
.icerik { padding: 40px 0 72px; }
.icerik .dar { max-width: 780px; }
.bilgi { background: #eef5fd; border-left: 4px solid var(--mavi); padding: 14px 18px; border-radius: 8px; margin: 20px 0; }
.uyari { background: #fff4ef; border-left: 4px solid var(--tur); padding: 14px 18px; border-radius: 8px; margin: 20px 0; }
ol.adimlar { padding-left: 1.3em; } ol.adimlar li { margin-bottom: .7em; }
table.gereksinim { width: 100%; border-collapse: collapse; margin: 12px 0 24px; }
table.gereksinim th, table.gereksinim td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--cizgi); vertical-align: top; }
table.gereksinim th { color: var(--laci); width: 38%; font-weight: 600; }

/* SSS */
details { background: #fff; border: 1px solid var(--cizgi); border-radius: 12px; padding: 4px 20px; margin-bottom: 12px; }
details[open] { box-shadow: var(--golge); border-color: transparent; }
summary { cursor: pointer; font-weight: 600; color: var(--laci); padding: 14px 0; list-style: none; position: relative; padding-right: 28px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 0; top: 10px; font-size: 1.4rem; color: var(--mavi); }
details[open] summary::after { content: "−"; }
details p { color: var(--soluk); }

/* İletişim */
.eposta { font-size: 1.3rem; font-weight: 700; color: var(--laci); word-break: break-all; }

/* Alt bilgi */
footer { background: #121c40; color: #b9c3dc; padding: 44px 0 28px; font-size: .92rem; }
footer .kap { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 28px; }
footer h3 { color: #fff; font-size: 1rem; }
footer a { color: #d6def0; text-decoration: none; }
footer a:hover { color: #fff; text-decoration: underline; }
footer ul { list-style: none; padding: 0; margin: 0; } footer li { margin-bottom: 6px; }
footer .telif { grid-column: 1 / -1; border-top: 1px solid #2a3762; padding-top: 18px; font-size: .82rem; color: #8d98b8; }
@media (max-width: 760px) { footer .kap { grid-template-columns: 1fr; } }

/* Yasal metin */
.yasal h2 { font-size: 1.15rem; margin-top: 1.8em; }
.yasal mark { background: #fff1c7; padding: 0 3px; border-radius: 3px; }

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

/* Özellikler: PowerPoint / Excel düğmeleri */
.sekmeler { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 0 0 32px; scroll-margin-top: 80px; }
.sekme { display: flex; align-items: center; gap: 14px; text-align: left; font: inherit; cursor: pointer;
  background: #fff; border: 2px solid var(--cizgi); border-radius: 14px; padding: 16px 20px; color: var(--metin); transition: border-color .15s, box-shadow .15s; }
.sekme:hover { border-color: var(--acik); }
.sekme[aria-selected="true"] { border-color: var(--laci); box-shadow: var(--golge); }
.sekme b { display: block; font-size: 1.15rem; color: var(--laci); }
.sekme small { display: block; color: var(--soluk); font-size: .88rem; }
.sekme-harf { flex: none; width: 46px; height: 46px; border-radius: 10px; display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 1.3rem; }
.sekme-harf.pp { background: #C4472A; } .sekme-harf.xl { background: #1D7044; }
html:not(.sekmeli) .sekmeler { display: none; }
html:not(.sekmeli) .panel + .panel { margin-top: 56px; padding-top: 40px; border-top: 1px solid var(--cizgi); }
.panel-bas { margin-bottom: 8px; }
.bolum-bas { font-size: 1.35rem; margin: 40px 0 0; padding-top: 24px; border-top: 1px solid var(--cizgi); }
.izgara.oz { margin-top: 20px; }
.izgara.oz .kart h3 { margin-bottom: .7em; }
.izgara.oz ul.tik { margin: 0; font-size: .95rem; }
.izgara.oz ul.tik li { color: var(--metin); }
.kart.vurgu { border-color: var(--turk); box-shadow: inset 0 0 0 1px var(--turk); }
@media (max-width: 560px) { .sekmeler { grid-template-columns: 1fr; } .sekme small { display: none; } }

/* Ana sayfa: Yardım paneli örneği (eklentideki panelin sade bir çizimi) */
.yardim-panel { max-width: 400px; width: 100%; margin: 0 auto; background: #fff; border-radius: 14px; box-shadow: var(--golge); overflow: hidden; border: 1px solid var(--cizgi); font-size: .92rem; }
.yp-bas { background: var(--laci); color: #fff; font-weight: 700; padding: 10px 14px; }
.yp-sohbet { padding: 14px; display: flex; flex-direction: column; gap: 10px; }
.yp-soru { align-self: flex-end; background: var(--acik); color: var(--laci); padding: 8px 12px; border-radius: 12px 12px 2px 12px; max-width: 85%; }
.yp-cevap { background: var(--zemin2); padding: 12px; border-radius: 12px 12px 12px 2px; color: var(--metin); }
.yp-cevap b { color: var(--laci); }
.yp-cevap p { margin: 6px 0 10px; color: var(--soluk); }
.yp-dugme { display: inline-block; background: var(--mavi); color: #fff; border-radius: 6px; padding: 5px 10px; font-weight: 600; font-size: .85rem; }
.yp-oneri { display: flex; flex-wrap: wrap; gap: 6px; }
.yp-oneri span { border: 1px solid var(--cizgi); border-radius: 999px; padding: 3px 10px; color: var(--mavi); font-size: .8rem; }
.yp-alt { display: flex; gap: 8px; background: #ebeff5; padding: 8px; }
.yp-kutu { flex: 1; background: #fff; border: 1px solid var(--cizgi); border-radius: 6px; padding: 5px 10px; color: var(--gri); }
.yp-sor { background: var(--tur); color: #fff; border-radius: 6px; padding: 5px 14px; font-weight: 600; }