/* ==========================================================================
   Kolay Hesapla – ön yüz tasarımı
   Framework yok. Yazı tipi: Plus Jakarta Sans (yerel, ~50 KB, OFL lisanslı)
   ========================================================================== */

@font-face {
  font-family: "Jakarta";
  font-style: normal;
  font-display: swap;
  font-weight: 200 800;
  src: url("../fonts/jakarta-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Jakarta";
  font-style: normal;
  font-display: swap;
  font-weight: 200 800;
  src: url("../fonts/jakarta-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --ink: #0e1630;
  --text: #24304a;
  --muted: #64708a;
  --soft: #8a94aa;
  --bg: #f5f7fc;
  --surface: #ffffff;
  --line: #e4e8f2;
  --line-strong: #d3d9e7;
  --primary: #2b59ff;
  --primary-2: #6d3cf5;
  --primary-dark: #1d42d6;
  --primary-soft: #edf2ff;
  --grad: linear-gradient(135deg, #2b59ff 0%, #6d3cf5 100%);
  --ok: #0b8a52;
  --ok-soft: #e5f7ee;
  --err: #c0262d;
  --err-soft: #fdeceb;
  --r-sm: 10px;
  --r: 16px;
  --r-lg: 22px;
  --sh-xs: 0 1px 2px rgba(14, 22, 48, .06);
  --sh-sm: 0 1px 2px rgba(14, 22, 48, .04), 0 4px 14px rgba(14, 22, 48, .05);
  --sh-md: 0 2px 6px rgba(14, 22, 48, .04), 0 14px 36px rgba(14, 22, 48, .08);
  --sh-lg: 0 6px 16px rgba(14, 22, 48, .06), 0 30px 70px rgba(43, 89, 255, .14);
  --font: "Jakarta", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  /* Kategori teması (varsayılan) */
  --c: #2b59ff;
  --c2: #6d3cf5;
  --c-soft: #edf2ff;
}

/* Kategori renk temaları */
.t-maas   { --c: #2b59ff; --c2: #4f7cff; --c-soft: #edf2ff; }
.t-finans { --c: #0a9b6a; --c2: #12b886; --c-soft: #e3f7ef; }
.t-gunluk { --c: #e07a00; --c2: #f5a524; --c-soft: #fff3e0; }
.t-tarih  { --c: #7b3ff2; --c2: #9d6bff; --c-soft: #f2ebff; }
.t-saglik { --c: #e0245e; --c2: #f25c8a; --c-soft: #ffe9f0; }
.t-ev     { --c: #0b8ea3; --c2: #1fb5c9; --c-soft: #e2f6f9; }
.t-plain  { --c: #2b59ff; --c2: #6d3cf5; --c-soft: #edf2ff; }

/* ---------- Temel ---------- */
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; font-family: var(--font); font-size: 16px; line-height: 1.7; color: var(--text); background: var(--bg); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
img, svg { max-width: 100%; }
a { color: var(--primary); text-decoration: none; transition: color .15s; }
a:hover { color: var(--primary-dark); }
h1, h2, h3 { color: var(--ink); line-height: 1.2; margin: 0 0 .6em; letter-spacing: -.02em; font-weight: 750; }
h1 { font-size: clamp(1.9rem, 1.3rem + 2.2vw, 2.75rem); letter-spacing: -.03em; font-weight: 800; }
h2 { font-size: 1.45rem; margin-top: 1.8em; }
h3 { font-size: 1.12rem; margin-top: 1.4em; }
p { margin: 0 0 1em; }
::selection { background: rgba(43, 89, 255, .16); }
.wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
@media (max-width: 600px) { .wrap { padding: 0 16px; } }
.section { padding-top: 32px; padding-bottom: 64px; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.lead { font-size: 1.1rem; color: var(--muted); max-width: 760px; line-height: 1.65; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 8px; background: #fff; padding: 8px 12px; z-index: 100; border-radius: 8px; }
.ico { display: block; flex: 0 0 auto; }
:focus-visible { outline: 3px solid rgba(43, 89, 255, .35); outline-offset: 2px; border-radius: 6px; }

/* ---------- Butonlar ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--grad); color: #fff; border: 0; border-radius: 12px; padding: 12px 22px; font: inherit; font-weight: 700; font-size: .98rem; cursor: pointer; text-decoration: none; box-shadow: 0 6px 18px rgba(43, 89, 255, .28), inset 0 1px 0 rgba(255, 255, 255, .18); transition: transform .15s, box-shadow .15s, filter .15s; }
.btn:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 10px 24px rgba(43, 89, 255, .34); filter: saturate(1.1); }
.btn:active { transform: translateY(0); }
.btn .ico { width: 18px; height: 18px; }
.btn-light { background: var(--primary-soft); color: var(--primary); box-shadow: none; }
.btn-light:hover { background: #dfe7ff; color: var(--primary-dark); box-shadow: none; }
.btn-white { background: #fff; color: var(--ink); box-shadow: 0 6px 18px rgba(0, 0, 0, .15); }
.btn-white:hover { color: var(--primary); }
.site-footer .btn-white { color: var(--ink); }
.site-footer .btn-white:hover { color: var(--primary); }
.btn-sm { padding: 8px 16px; font-size: .9rem; border-radius: 10px; }
.btn-lg { padding: 14px 28px; font-size: 1.02rem; }

/* ---------- Üst menü ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .82); backdrop-filter: saturate(1.6) blur(14px); -webkit-backdrop-filter: saturate(1.6) blur(14px); border-bottom: 1px solid rgba(228, 232, 242, .8); }
.header-in { display: flex; align-items: center; gap: 18px; min-height: 68px; max-width: 1280px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 800; font-size: 1.18rem; letter-spacing: -.02em; }
.logo:hover { color: var(--ink); }
.logo-mark { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 11px; background: var(--grad); color: #fff; box-shadow: 0 6px 16px rgba(43, 89, 255, .35); }
.logo-mark .ico { width: 21px; height: 21px; }
.main-nav { margin-left: auto; display: flex; align-items: center; gap: 14px; }
.main-nav ul { display: flex; gap: 2px; list-style: none; margin: 0; padding: 0; }
.main-nav a { display: flex; align-items: center; gap: 6px; padding: 8px 9px; border-radius: 10px; color: var(--text); font-size: .9rem; font-weight: 600; white-space: nowrap; }
.main-nav a:hover { background: var(--c-soft); color: var(--c); }
.nav-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--c); opacity: .85; }
.search-form { position: relative; display: flex; align-items: center; }
.search-form .ico { position: absolute; left: 11px; width: 18px; height: 18px; color: var(--soft); pointer-events: none; }
.search-form input { width: 160px; padding: 9px 12px 9px 36px; border: 1px solid var(--line); border-radius: 11px; background: #f3f5fb; font: inherit; font-size: .92rem; outline: none; transition: width .2s, border-color .15s, background .15s; }
.search-form input:focus { width: 200px; background: #fff; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(43, 89, 255, .12); }
.nav-toggle { display: none; margin-left: auto; background: #fff; border: 1px solid var(--line); border-radius: 11px; padding: 8px; color: var(--ink); cursor: pointer; }

@media (max-width: 1200px) {
  .nav-toggle { display: block; }
  .main-nav { display: none; position: absolute; left: 0; right: 0; top: 68px; background: #fff; border-bottom: 1px solid var(--line); flex-direction: column; align-items: stretch; padding: 12px 16px 18px; gap: 12px; box-shadow: var(--sh-md); }
  .main-nav.open { display: flex; animation: drop .18s ease; }
  .main-nav ul { flex-direction: column; }
  .main-nav a { padding: 12px; font-size: 1rem; }
  .search-form input, .search-form input:focus { width: 100%; padding-top: 12px; padding-bottom: 12px; }
}
@keyframes drop { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* ---------- Hero (ana sayfa) ---------- */
.hero { position: relative; overflow: hidden; padding: 72px 0 56px; background: radial-gradient(1200px 500px at 50% -10%, #e9eeff 0%, rgba(233, 238, 255, 0) 70%), var(--bg); text-align: center; }
.hero::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(43, 89, 255, .12) 1px, transparent 1px); background-size: 22px 22px; -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 75%); mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 75%); }
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.blob { position: absolute; border-radius: 50%; filter: blur(60px); opacity: .55; }
.b1 { width: 380px; height: 380px; background: #8fa8ff; left: -120px; top: -80px; }
.b2 { width: 320px; height: 320px; background: #c3a6ff; right: -80px; top: 40px; }
.b3 { width: 260px; height: 260px; background: #9ee6cd; left: 40%; bottom: -160px; opacity: .35; }
.hero-in { position: relative; }
.hero h1 { max-width: 860px; margin: 18px auto 16px; font-size: clamp(2.1rem, 1.3rem + 3.4vw, 3.6rem); background: linear-gradient(180deg, #0e1630 30%, #2a3a72 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-lead { font-size: clamp(1.02rem, .95rem + .4vw, 1.2rem); color: var(--muted); max-width: 640px; margin: 0 auto 30px; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; padding: 7px 14px 7px 12px; border-radius: 999px; background: rgba(255, 255, 255, .8); border: 1px solid var(--line); box-shadow: var(--sh-xs); font-size: .86rem; font-weight: 650; color: var(--text); }
.pulse { width: 8px; height: 8px; border-radius: 50%; background: #12b886; box-shadow: 0 0 0 0 rgba(18, 184, 134, .5); animation: pulse 2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(18, 184, 134, .5); } 70% { box-shadow: 0 0 0 9px rgba(18, 184, 134, 0); } 100% { box-shadow: 0 0 0 0 rgba(18, 184, 134, 0); } }
.hero-search { position: relative; display: flex; align-items: center; gap: 8px; max-width: 640px; margin: 0 auto; padding: 8px; background: #fff; border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--sh-lg); }
.hero-search > .ico { position: absolute; left: 22px; width: 22px; height: 22px; color: var(--soft); }
.hero-search input { flex: 1; min-width: 0; padding: 13px 12px 13px 46px; border: 0; background: transparent; font: inherit; font-size: 1.04rem; outline: none; color: var(--ink); }
.hero-search .btn { padding: 13px 26px; border-radius: 12px; }
.hero-popular { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 8px; margin: 22px auto 0; max-width: 760px; font-size: .9rem; }
.hero-popular > span { color: var(--muted); font-weight: 600; }
.hero-popular a { padding: 6px 13px; border-radius: 999px; background: rgba(255, 255, 255, .85); border: 1px solid var(--line); color: var(--text); font-weight: 600; transition: all .15s; }
.hero-popular a:hover { border-color: var(--c); color: var(--c); background: var(--c-soft); }
.hero-stats { display: flex; justify-content: center; gap: 12px; list-style: none; padding: 0; margin: 36px 0 0; flex-wrap: wrap; }
.hero-stats li { display: flex; align-items: baseline; gap: 8px; padding: 10px 18px; background: rgba(255, 255, 255, .7); border: 1px solid var(--line); border-radius: 14px; }
.hero-stats b { font-size: 1.25rem; color: var(--ink); font-weight: 800; }
.hero-stats span { color: var(--muted); font-size: .9rem; }

/* Kategori kısayolları */
.cat-pills { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin: 8px 0 12px; }
.cat-pill { display: inline-flex; align-items: center; gap: 9px; padding: 8px 14px 8px 8px; border-radius: 999px; background: #fff; border: 1px solid var(--line); color: var(--text); font-weight: 650; font-size: .93rem; box-shadow: var(--sh-xs); transition: all .15s; }
.cat-pill .ic { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--c-soft); color: var(--c); }
.cat-pill .ic .ico { width: 17px; height: 17px; }
.cat-pill em { font-style: normal; font-size: .78rem; color: var(--c); background: var(--c-soft); padding: 1px 8px; border-radius: 999px; }
.cat-pill:hover { border-color: var(--c); color: var(--c); transform: translateY(-1px); box-shadow: var(--sh-sm); }

/* ---------- Kategori blokları ve araç kartları ---------- */
.cat-block { margin-top: 48px; }
.cat-head { display: flex; align-items: center; gap: 16px; margin-bottom: 18px; }
.cat-head h2 { margin: 0; font-size: 1.45rem; }
.cat-head p { margin: 2px 0 0; color: var(--muted); font-size: .95rem; }
.cat-ico, .hero-ico { flex: 0 0 auto; display: grid; place-items: center; width: 50px; height: 50px; border-radius: 15px; background: linear-gradient(135deg, var(--c), var(--c2)); color: #fff; box-shadow: 0 8px 20px color-mix(in srgb, var(--c) 30%, transparent); }
.cat-ico .ico { width: 24px; height: 24px; }
.cat-all { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; font-weight: 700; font-size: .93rem; color: var(--c); padding: 8px 12px; border-radius: 10px; white-space: nowrap; }
.cat-all:hover { background: var(--c-soft); color: var(--c); }
.cat-all .ico { width: 17px; height: 17px; transition: transform .15s; }
.cat-all:hover .ico { transform: translateX(3px); }
@media (max-width: 640px) { .cat-head p { display: none; } }

.tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.tool-card { position: relative; display: flex; flex-direction: column; gap: 8px; padding: 22px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); color: var(--text); box-shadow: var(--sh-xs); transition: transform .2s, box-shadow .2s, border-color .2s; overflow: hidden; }
.tool-card::after { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: linear-gradient(90deg, var(--c), var(--c2)); transform: scaleX(0); transform-origin: left; transition: transform .25s; }
.tool-card:hover { color: var(--text); transform: translateY(-3px); box-shadow: var(--sh-md); border-color: color-mix(in srgb, var(--c) 30%, var(--line)); }
.tool-card:hover::after { transform: scaleX(1); }
.tool-ico { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 13px; background: var(--c-soft); color: var(--c); margin-bottom: 6px; transition: background .2s, color .2s; }
.tool-ico .ico { width: 22px; height: 22px; }
.tool-card:hover .tool-ico { background: linear-gradient(135deg, var(--c), var(--c2)); color: #fff; }
.tool-card strong { font-size: 1.04rem; color: var(--ink); line-height: 1.35; font-weight: 750; }
.tool-desc { font-size: .9rem; color: var(--muted); line-height: 1.55; flex: 1; }
.tool-go { display: inline-flex; align-items: center; gap: 6px; margin-top: 6px; font-size: .88rem; font-weight: 700; color: var(--c); }
.tool-go .ico { width: 16px; height: 16px; transition: transform .2s; }
.tool-card:hover .tool-go .ico { transform: translateX(4px); }

/* Özellikler */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 64px; }
@media (max-width: 860px) { .features { grid-template-columns: 1fr; } }
.feature { padding: 26px; border-radius: var(--r); background: linear-gradient(180deg, #fff, #fbfcff); border: 1px solid var(--line); }
.feature h3 { margin: 14px 0 6px; font-size: 1.08rem; }
.feature p { margin: 0; color: var(--muted); font-size: .94rem; }
.f-ico { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 13px; background: var(--primary-soft); color: var(--primary); }
.f-ico .ico { width: 22px; height: 22px; }
.home-about { margin: 48px 0 72px; padding: 30px 34px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--sh-xs); }
.home-about h2 { margin-top: 0; }

/* ---------- Sayfa başlık alanı ---------- */
.page-hero { position: relative; padding: 30px 0 34px; background: linear-gradient(180deg, color-mix(in srgb, var(--c-soft) 85%, #fff) 0%, var(--bg) 100%); border-bottom: 1px solid color-mix(in srgb, var(--c) 10%, var(--line)); overflow: hidden; }
.page-hero::before { content: ""; position: absolute; right: -120px; top: -160px; width: 420px; height: 420px; border-radius: 50%; background: radial-gradient(circle, color-mix(in srgb, var(--c2) 22%, transparent), transparent 70%); pointer-events: none; }
.page-hero .wrap { position: relative; }
.page-hero h1 { margin: 0 0 8px; }
.page-hero .lead { margin: 0; }
.page-hero-row { display: flex; gap: 18px; align-items: flex-start; }
.hero-ico { width: 60px; height: 60px; border-radius: 18px; margin-top: 4px; }
.hero-ico .ico { width: 28px; height: 28px; }
@media (max-width: 600px) { .hero-ico { width: 46px; height: 46px; border-radius: 14px; margin: 0 0 4px; } .hero-ico .ico { width: 23px; height: 23px; } .page-hero-row { flex-direction: column; gap: 10px; } .byline .dot { display: none; } }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: .86rem; color: var(--muted); margin-bottom: 18px; }
.crumbs a { color: var(--muted); font-weight: 500; }
.crumbs a:hover { color: var(--c); }
.crumbs span:last-child { color: var(--text); font-weight: 600; }
.byline { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 20px 0 0; font-size: .88rem; color: var(--muted); }
.byline a { color: var(--text); font-weight: 650; }
.byline a:hover { color: var(--c); }
.avatar { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: linear-gradient(135deg, var(--c), var(--c2)); color: #fff; font-weight: 800; font-size: .85rem; }
.byline .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--line-strong); }
.upd { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px 4px 8px; border-radius: 999px; background: var(--ok-soft); color: var(--ok); font-weight: 650; font-size: .84rem; }
.upd .ico { width: 15px; height: 15px; }

/* ---------- Araç sayfası düzeni ---------- */
.layout-2 { display: grid; grid-template-columns: minmax(0, 1fr) 310px; gap: 32px; align-items: start; padding-top: 28px; padding-bottom: 72px; }
@media (max-width: 1040px) { .layout-2 { grid-template-columns: minmax(0, 1fr); } }
.side-col { position: sticky; top: 92px; display: flex; flex-direction: column; gap: 16px; }
@media (max-width: 1040px) { .side-col { position: static; } }
.side-box { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 18px 20px; box-shadow: var(--sh-xs); }
.side-title { display: flex; align-items: center; gap: 8px; font-size: .82rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 0 0 10px; font-weight: 750; }
.side-title .ico { width: 16px; height: 16px; }
.side-title a { color: var(--ink); text-transform: none; letter-spacing: 0; font-size: 1rem; }
.toc ol { list-style: none; counter-reset: toc; margin: 0; padding: 0; }
.toc li { counter-increment: toc; }
.toc a { display: flex; gap: 10px; padding: 7px 8px; margin: 0 -8px; border-radius: 8px; color: var(--text); font-size: .92rem; line-height: 1.45; }
.toc a::before { content: counter(toc, decimal-leading-zero); color: var(--soft); font-weight: 700; font-size: .78rem; padding-top: 2px; }
.toc a:hover { background: var(--primary-soft); color: var(--primary); }
.side-tools { list-style: none; margin: 0; padding: 0; }
.side-tools a { display: flex; align-items: center; gap: 11px; padding: 9px 8px; margin: 0 -8px; border-radius: 10px; color: var(--text); font-weight: 600; font-size: .93rem; line-height: 1.35; }
.side-tools a:hover { background: var(--c-soft); color: var(--c); }
.mini-ico { display: grid; place-items: center; flex: 0 0 auto; width: 32px; height: 32px; border-radius: 10px; background: var(--c-soft); color: var(--c); }
.mini-ico .ico { width: 17px; height: 17px; }

/* ---------- Hesaplama kartı ---------- */
.calc { position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 28px; box-shadow: var(--sh-lg); margin: 0 0 32px; }
.calc::before { content: ""; position: absolute; left: 24px; right: 24px; top: -1px; height: 3px; border-radius: 0 0 4px 4px; background: linear-gradient(90deg, var(--c), var(--c2)); }
@media (max-width: 600px) { .calc { padding: 20px 18px; border-radius: var(--r); } }
.calc-note { display: flex; align-items: center; gap: 8px; font-size: .82rem; color: var(--soft); margin: 18px 0 0; }
.calc-note .ico { width: 15px; height: 15px; }

/* Form öğeleri */
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 16px 18px; }
.field { display: flex; flex-direction: column; gap: 7px; margin: 0; }
.form .field { margin-bottom: 16px; }
.field > span, .field-label { font-size: .88rem; font-weight: 700; color: var(--ink); }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--line-strong); border-radius: 12px; font: inherit; font-size: 1rem; background: #fbfcfe; color: var(--ink); transition: border-color .15s, box-shadow .15s, background .15s; -webkit-appearance: none; appearance: none;
}
.field select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' fill='none' stroke='%2364708a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 8l4 4 4-4'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 40px; }
.field input:hover, .field select:hover, .field textarea:hover { border-color: #c2cadc; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--c); background: #fff; box-shadow: 0 0 0 4px color-mix(in srgb, var(--c) 14%, transparent); }
.field input::placeholder, .field textarea::placeholder { color: #a3acbf; }
.field small { color: var(--muted); font-size: .8rem; }
.input-unit { position: relative; display: block; }
.input-unit input { padding-right: 58px; }
.input-unit em { position: absolute; right: 8px; top: 50%; transform: translateY(-50%); font-style: normal; color: var(--muted); font-size: .8rem; font-weight: 700; pointer-events: none; background: #eef1f8; padding: 4px 8px; border-radius: 7px; }
.seg { display: inline-flex; flex-wrap: wrap; background: #eef1f8; border-radius: 13px; padding: 4px; gap: 2px; margin-bottom: 20px; }
.seg label { cursor: pointer; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg span { display: block; padding: 8px 15px; border-radius: 10px; font-size: .9rem; font-weight: 650; color: var(--muted); transition: all .15s; }
.seg label:hover span { color: var(--ink); }
.seg input:checked + span { background: #fff; color: var(--c); box-shadow: 0 1px 3px rgba(14, 22, 48, .12); }
.seg input:focus-visible + span { outline: 2px solid var(--c); }
.check { display: inline-flex; align-items: center; gap: 10px; font-size: .94rem; font-weight: 600; color: var(--text); cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--c); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.calc .btn[type=submit] { background: linear-gradient(135deg, var(--c), var(--c2)); box-shadow: 0 8px 20px color-mix(in srgb, var(--c) 30%, transparent); min-width: 140px; }
.calc .btn-light { background: var(--c-soft); color: var(--c); }
.calc .btn-light:hover { color: var(--c); filter: brightness(.97); }
details.more { margin-top: 18px; border: 1px dashed var(--line-strong); border-radius: 12px; padding: 12px 16px; background: #fbfcfe; }
details.more summary { cursor: pointer; font-weight: 700; color: var(--c); font-size: .94rem; }
details.more[open] summary { margin-bottom: 12px; }
.hp { position: absolute; left: -9999px; height: 0; overflow: hidden; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
@media (max-width: 600px) { .grid-2 { grid-template-columns: 1fr; } }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 24px; }

/* Sonuç alanı */
.result { margin-top: 24px; display: none; }
.result.show { display: block; animation: rise .35s cubic-bezier(.2, .8, .2, 1); }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.result-main { position: relative; overflow: hidden; border-radius: 18px; padding: 22px 24px; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 6px 18px; background: linear-gradient(135deg, var(--c), var(--c2)); color: #fff; box-shadow: 0 12px 30px color-mix(in srgb, var(--c) 30%, transparent); }
.result-main::after { content: ""; position: absolute; right: -40px; top: -60px; width: 200px; height: 200px; border-radius: 50%; background: rgba(255, 255, 255, .12); }
.result-main .label { position: relative; font-weight: 650; opacity: .92; font-size: .98rem; }
.result-main .value { position: relative; font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.2rem); font-weight: 800; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.result-list { list-style: none; padding: 0; margin: 16px 0 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 0 28px; }
.result-list li { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 11px 2px; border-bottom: 1px solid var(--line); font-size: .95rem; }
.result-list li span { color: var(--muted); }
.result-list li b { white-space: nowrap; color: var(--ink); font-variant-numeric: tabular-nums; }
.result-msg { margin-top: 14px; font-size: .93rem; }
.result h3 { margin-top: 26px; }
.error-msg { display: none; align-items: center; gap: 8px; color: var(--err); background: var(--err-soft); border: 1px solid #f7c9c7; border-radius: 12px; padding: 12px 16px; margin-top: 16px; font-size: .94rem; font-weight: 600; }
.error-msg.show { display: flex; animation: shake .3s; }
@keyframes shake { 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }
.badge { display: inline-block; padding: 3px 11px; border-radius: 999px; font-size: .82rem; font-weight: 700; background: var(--c-soft); color: var(--c); }

/* Tablolar */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 14px 0 20px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.table { width: 100%; border-collapse: collapse; font-size: .9rem; font-variant-numeric: tabular-nums; }
.table th, .table td { padding: 10px 14px; text-align: right; border-bottom: 1px solid #eef1f7; white-space: nowrap; }
.table th:first-child, .table td:first-child { text-align: left; }
.table thead th { background: #f6f8fc; font-weight: 700; font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.table tbody tr:nth-child(even) td { background: #fbfcfe; }
.table tbody tr:hover td { background: var(--c-soft); }
.table tbody tr:last-child td { border-bottom: 0; }
.table tfoot td { font-weight: 800; background: #f6f8fc; border-top: 1px solid var(--line); color: var(--ink); }

/* Dinamik satırlar (not ortalaması) */
.rows .row { display: grid; grid-template-columns: 2fr 1fr 1fr auto; gap: 10px; margin-bottom: 10px; align-items: end; }
.rows .row .del { background: #fff; border: 1.5px solid var(--line-strong); border-radius: 12px; width: 48px; height: 48px; cursor: pointer; color: var(--muted); font-size: 1.3rem; transition: all .15s; }
.rows .row .del:hover { color: var(--err); border-color: #f2b8b5; background: var(--err-soft); }
@media (max-width: 560px) { .rows .row { grid-template-columns: 1fr 1fr auto; } .rows .row .name { grid-column: 1 / -1; } }

/* Yüzde aracı kutuları */
.pct-calcs { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }
.pct-box { border: 1px solid var(--line); border-radius: 16px; padding: 18px 20px; background: linear-gradient(180deg, #fff, #fafbfe); transition: border-color .2s, box-shadow .2s; }
.pct-box:focus-within { border-color: color-mix(in srgb, var(--c) 35%, var(--line)); box-shadow: var(--sh-sm); }
.pct-box .field-label { display: block; margin: 0 0 12px; font-size: .95rem; }
.pct-out { margin: 14px 0 0; min-height: 1.7em; font-size: 1.02rem; color: var(--text); }
.pct-out b { color: var(--c); font-size: 1.3rem; font-weight: 800; }

/* ---------- Makale içeriği ---------- */
.prose { font-size: 1.04rem; color: var(--text); }
.prose > :first-child { margin-top: 0; }
.prose h2 { font-size: 1.5rem; margin-top: 1.9em; padding-top: .2em; }
.prose h2::before { content: ""; display: block; width: 36px; height: 4px; border-radius: 4px; background: linear-gradient(90deg, var(--primary), var(--primary-2)); margin-bottom: 14px; }
.prose ul, .prose ol { padding-left: 1.3em; margin: 0 0 1.2em; }
.prose li { margin-bottom: .45em; }
.prose li::marker { color: var(--primary); }
.prose strong { color: var(--ink); }
.prose a { font-weight: 600; text-decoration: underline; text-decoration-color: rgba(43, 89, 255, .3); text-underline-offset: 3px; }
.prose a:hover { text-decoration-color: currentColor; }
.prose code { background: #eef1f8; border-radius: 6px; padding: 2px 6px; font-size: .9em; font-family: var(--mono); }
.formula { display: block; position: relative; padding: 18px 20px 18px 22px; margin: 0 0 1.3em; font-family: var(--mono); font-size: .92rem; line-height: 1.75; color: #e7ecff; background: linear-gradient(135deg, #111a3a, #1b2550); border-radius: 14px; overflow-x: auto; white-space: pre-wrap; box-shadow: inset 0 1px 0 rgba(255, 255, 255, .06); }
.formula::before { content: "FORMÜL"; display: block; font-family: var(--font); font-size: .7rem; letter-spacing: .12em; font-weight: 800; color: #8fa8ff; margin-bottom: 6px; }
.prose .note { position: relative; background: #fff8e8; border: 1px solid #f6e2ae; border-radius: 14px; padding: 14px 18px 14px 50px; font-size: .95rem; color: #6b4e12; }
.prose .note::before { content: "i"; position: absolute; left: 16px; top: 14px; display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: #f0b429; color: #fff; font-weight: 800; font-size: .8rem; font-family: Georgia, serif; }
.page-narrow { max-width: 860px; margin: 0 auto; }
.card-paper { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 36px 40px; box-shadow: var(--sh-sm); }
@media (max-width: 600px) { .card-paper { padding: 24px 20px; } }

/* ---------- SSS ---------- */
.faq { margin-top: 40px; }
.faq h2 { margin-bottom: 18px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; margin-bottom: 10px; transition: box-shadow .2s, border-color .2s; }
.faq details[open] { border-color: color-mix(in srgb, var(--primary) 25%, var(--line)); box-shadow: var(--sh-sm); }
.faq summary { display: flex; justify-content: space-between; align-items: center; gap: 16px; cursor: pointer; padding: 17px 20px; font-weight: 700; color: var(--ink); list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq .chev { display: grid; place-items: center; flex: 0 0 auto; width: 30px; height: 30px; border-radius: 50%; background: #f1f4fa; color: var(--muted); transition: transform .2s, background .2s, color .2s; }
.faq .chev .ico { width: 17px; height: 17px; }
.faq details[open] .chev { transform: rotate(180deg); background: var(--primary-soft); color: var(--primary); }
.faq details > div { padding: 0 20px 8px; color: var(--text); }

/* ---------- İletişim ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 28px; align-items: start; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-points { list-style: none; padding: 0 !important; margin: 22px 0 0 !important; display: grid; gap: 12px; }
.contact-points li { display: flex; gap: 14px; align-items: center; padding: 14px; border: 1px solid var(--line); border-radius: 14px; }
.contact-points li::marker { content: none; }
.contact-points b { display: block; color: var(--ink); font-size: .9rem; }
.contact-points a, .contact-points span { font-size: .95rem; }
.form.calc { margin: 0; }
.form textarea { resize: vertical; min-height: 140px; }

/* ---------- Uyarılar ---------- */
.alert { display: flex; gap: 8px; align-items: center; padding: 13px 18px; border-radius: 12px; margin: 16px 0; font-weight: 600; font-size: .95rem; }
.alert .ico { width: 18px; height: 18px; }
.alert ul { margin: 0; padding-left: 1.2em; }
.alert-success { background: var(--ok-soft); color: var(--ok); border: 1px solid #bfe9d3; }
.alert-error { background: var(--err-soft); color: var(--err); border: 1px solid #f7c9c7; }
.alert-info { background: var(--primary-soft); color: var(--primary-dark); }

/* ---------- Site haritası, 404 ---------- */
.sitemap-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 18px; }
.sitemap-grid .side-title { text-transform: none; letter-spacing: 0; }
.notfound { text-align: center; padding-top: 70px; }
.nf-code { font-size: clamp(5rem, 3rem + 10vw, 9rem); font-weight: 800; line-height: 1; letter-spacing: -.05em; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; margin-bottom: 10px; }
.notfound .lead { margin: 0 auto 28px; }
.notfound .hero-search { margin-bottom: 22px; }

/* ---------- Reklam alanları ---------- */
.ad-slot { margin: 28px auto; text-align: center; min-height: 90px; overflow: hidden; }
.ad-header { max-width: 1200px; padding: 0 20px; margin-top: 18px; margin-bottom: 0; }
.ad-sidebar { min-height: 250px; margin: 0; }

/* ---------- Alt bilgi ---------- */
.site-footer { position: relative; margin-top: 40px; background: radial-gradient(900px 300px at 85% 0%, rgba(109, 60, 245, .25), transparent 60%), radial-gradient(700px 300px at 10% 100%, rgba(43, 89, 255, .2), transparent 60%), #0b1229; color: #b7c0d6; padding: 0 0 6px; }
.site-footer a { color: #dfe5f3; }
.site-footer a:hover { color: #fff; }
.footer-cta { position: relative; top: -36px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px; padding: 24px 28px; border-radius: var(--r-lg); background: var(--grad); color: #fff; box-shadow: 0 20px 50px rgba(43, 89, 255, .35); }
.footer-cta strong { display: block; font-size: 1.15rem; color: #fff; }
.footer-cta span { opacity: .9; font-size: .95rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 36px; padding-top: 8px; }
@media (max-width: 800px) { .footer-grid { grid-template-columns: 1fr; gap: 26px; } }
.logo-footer { color: #fff; margin-bottom: 12px; }
.logo-footer:hover { color: #fff; }
.footer-about p { font-size: .93rem; max-width: 420px; color: #9aa5c0; }
.footer-badges { list-style: none; padding: 0; margin: 14px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.footer-badges li { display: inline-flex; align-items: center; gap: 7px; padding: 6px 12px; border-radius: 999px; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .08); font-size: .82rem; color: #cfd6e8; }
.footer-badges .ico { width: 15px; height: 15px; }
.footer-title { font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; color: #7f8bab; margin: 6px 0 14px; font-weight: 750; }
.footer-links { list-style: none; margin: 0; padding: 0; font-size: .94rem; }
.footer-links li { margin-bottom: 9px; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 20px; border-top: 1px solid rgba(255, 255, 255, .08); margin-top: 36px; padding: 18px 0; font-size: .84rem; color: #7f8bab; }

/* ---------- Çerez bildirimi ---------- */
.cookie-bar { position: fixed; left: 16px; right: 16px; bottom: 16px; max-width: 640px; margin: 0 auto; background: rgba(14, 22, 48, .92); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); color: #e3e8f5; border: 1px solid rgba(255, 255, 255, .1); border-radius: 16px; padding: 12px 12px 12px 16px; display: flex; gap: 12px; align-items: center; z-index: 90; box-shadow: 0 16px 40px rgba(0, 0, 0, .3); font-size: .88rem; animation: rise .4s ease; }
.cookie-bar[hidden] { display: none; }
.cookie-bar p { margin: 0; flex: 1; line-height: 1.5; }
.cookie-bar a { color: #a9bcff; }
.cookie-ico { font-size: 1.3rem; }
@media (max-width: 520px) { .cookie-bar { flex-wrap: wrap; } .cookie-bar .btn { width: 100%; } .cookie-ico { display: none; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}
@media print {
  .site-header, .site-footer, .side-col, .ad-slot, .cookie-bar, .actions, .hero-bg { display: none !important; }
  .layout-2 { display: block; }
  .calc { box-shadow: none; }
}

/* ---------- Mobil ince ayarlar ---------- */
@media (max-width: 640px) {
  .hero { padding: 44px 0 36px; }
  .hero-lead { margin-bottom: 22px; }
  .hero-search { padding: 6px; border-radius: 16px; }
  .hero-search > .ico { left: 18px; width: 20px; height: 20px; }
  .hero-search input { padding-left: 40px; font-size: 1rem; }
  .hero-search .btn { padding: 12px 18px; }
  .hero-popular { justify-content: flex-start; flex-wrap: nowrap; overflow-x: auto; margin-left: -16px; margin-right: -16px; padding: 2px 16px 6px; scrollbar-width: none; }
  .hero-popular::-webkit-scrollbar, .cat-pills::-webkit-scrollbar { display: none; }
  .hero-popular a, .hero-popular > span { flex: 0 0 auto; white-space: nowrap; }
  .hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 24px; }
  .hero-stats li { flex-direction: column; align-items: center; gap: 0; padding: 10px 6px; text-align: center; }
  .hero-stats b { font-size: 1.05rem; }
  .hero-stats span { font-size: .76rem; line-height: 1.3; }
  .cat-pills { justify-content: flex-start; flex-wrap: nowrap; overflow-x: auto; margin: 4px -16px 0; padding: 4px 16px 8px; scrollbar-width: none; }
  .cat-pill { flex: 0 0 auto; }
  .cat-block { margin-top: 36px; }
  .cat-ico { width: 44px; height: 44px; border-radius: 13px; }
  .cat-head h2 { font-size: 1.25rem; }
  .tool-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .tool-card { padding: 16px; gap: 6px; }
  .tool-card strong { font-size: .95rem; }
  .tool-desc { display: none; }
  .tool-ico { width: 38px; height: 38px; border-radius: 11px; margin-bottom: 2px; }
  .tool-go { font-size: .82rem; }
  .footer-cta { top: -28px; padding: 20px; }
  .footer-cta .btn { width: 100%; }
  .home-about { padding: 22px 20px; }
}
@media (max-width: 360px) { .tool-grid { grid-template-columns: 1fr; } }