/* MarinERP — site tasarım sistemi
   Renkler docs/03-web-sitesi.md §7'den. Tüm metin/zemin çiftleri WCAG AA (≥4.5:1). */

:root {
  --navy: #0B2B49;          /* derin okyanus mavisi (hero, metin) */
  --navy-2: #103F63;
  --orange: #0C6FB3;        /* vurgu/buton zemini — azur (beyaz yazıyla ~4.6:1) */
  --orange-text: #0A6AA8;   /* açık zeminde bağlantı mavisi (~5:1) */
  --orange-logo: #17A6E8;   /* parlak azur (logo, dekor) */
  --cyan: #38CFE6;          /* dalga/degrade uçları */
  --paper: #F2F8FC;         /* beyaza yakın mavi sis */
  --paper-2: #E7F1FA;
  --surface: #FFFFFF;
  --ink: #0F2A40;
  --muted: #577087;
  --line: #DAE6F1;
  --line-soft: #EAF2F9;
  --ok: #1F7A4D;
  --bad: #A33A2A;
  --on-accent: #FFFFFF;
  --accent: var(--orange);
  --accent-text: var(--orange-text);
  --grid: rgba(15, 42, 64, .05);

  --f-head: "Archivo", "Arial Black", "Helvetica Neue", system-ui, sans-serif;
  --f-body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --r: 6px;
  --r-lg: 10px;
  --wrap: 1180px;
  --gutter: 16px;
  --shadow: 0 1px 0 rgba(14, 34, 51, .04), 0 8px 24px -12px rgba(14, 34, 51, .18);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --navy: #06192B;
    --paper: #071A2B;
    --paper-2: #0A2136;
    --surface: #0C2740;
    --ink: #E7F1F9;
    --muted: #93AEC4;
    --line: #1C3A54;
    --line-soft: #14304A;
    --orange: #2A9BDC;
    --orange-text: #4FB4ED;
    --orange-logo: #4FB4ED;
    --accent: #2A9BDC;
    --accent-text: #4FB4ED;
    --on-accent: #06243B;
    --ok: #5BC894;
    --bad: #F08A78;
    --grid: rgba(231, 241, 249, .04);
    --shadow: 0 8px 24px -12px rgba(0, 0, 0, .6);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --navy: #06192B; --paper: #071A2B; --paper-2: #0A2136; --surface: #0C2740; --ink: #E7F1F9; --muted: #93AEC4;
  --line: #1C3A54; --line-soft: #14304A; --orange: #2A9BDC; --orange-text: #4FB4ED; --orange-logo: #4FB4ED; --accent: #2A9BDC; --accent-text: #4FB4ED; --on-accent: #06243B;
  --ok: #5BC894; --bad: #F08A78; --grid: rgba(231, 241, 249, .04); --shadow: 0 8px 24px -12px rgba(0, 0, 0, .6);
  color-scheme: dark;
}

/* ---------- Temel ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.6 var(--f-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { max-width: 100%; height: auto; }
a { color: var(--accent-text); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 2px; }

h1, h2, h3, .h3 { font-family: var(--f-head); line-height: 1.15; letter-spacing: -.01em; margin: 0 0 .5em; text-wrap: balance; }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 700; }
h3, .h3 { font-size: 1.18rem; font-weight: 700; }
p { margin: 0 0 1em; }
.mono { font-family: var(--f-mono); font-feature-settings: "tnum"; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 62ch; }
.eyebrow {
  font: 600 .78rem/1 var(--f-mono);
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--accent-text); margin-bottom: 1rem;
}

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.narrow { max-width: 780px; }
.section { padding: clamp(48px, 8vw, 96px) 0; }
.section-tight { padding: 8px 0 clamp(40px, 6vw, 72px); }
.section-alt { background: var(--paper-2); border-block: 1px solid var(--line-soft); }

.skip { position: absolute; left: -9999px; top: 8px; z-index: 100; background: var(--surface); padding: 8px 12px; }
.skip:focus { left: 8px; }

/* ---------- Butonlar ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  min-height: 48px; padding: 0 22px;
  font: 600 1rem/1 var(--f-body);
  border-radius: var(--r); border: 2px solid transparent;
  text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: background-color .15s, border-color .15s, transform .15s;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: color-mix(in srgb, var(--accent) 88%, #000); }
.btn-secondary { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-secondary:hover { background: var(--ink); color: var(--paper); }
.btn-ghost-light { color: #fff; border-color: rgba(255, 255, 255, .55); }
.btn-ghost-light:hover { border-color: #fff; background: rgba(255, 255, 255, .08); }
.btn-sm { min-height: 40px; padding: 0 16px; font-size: .94rem; }
.btn-block { width: 100%; }

/* ---------- Üst bar ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--line-soft);
}
.header-inner { display: flex; align-items: center; gap: 24px; min-height: 68px; }
.brand { color: var(--ink); display: inline-flex; }
.logo { display: block; }
.nav { order: 3; }
.nav ul { list-style: none; margin: 0; padding: 0; }
.nav a { color: var(--ink); text-decoration: none; font-weight: 500; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--accent-text); }
.nav-desktop { display: none; }
.header-actions { display: flex; align-items: center; gap: 16px; margin-left: auto; }
.link-quiet { color: var(--ink); text-decoration: none; font-weight: 500; display: none; }

.nav-mobile summary {
  list-style: none; cursor: pointer; width: 44px; height: 44px;
  display: grid; place-content: center; gap: 5px; border-radius: var(--r);
}
.nav-mobile summary::-webkit-details-marker { display: none; }
.nav-mobile summary span { display: block; width: 22px; height: 2px; background: var(--ink); transition: transform .2s, opacity .2s; }
.nav-mobile[open] summary span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-mobile[open] summary span:nth-child(2) { opacity: 0; }
.nav-mobile[open] summary span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-mobile ul {
  position: absolute; left: 0; right: 0; top: 68px;
  background: var(--surface); border-bottom: 1px solid var(--line);
  padding: 8px var(--gutter) 16px; box-shadow: var(--shadow);
}
.nav-mobile li a { display: block; padding: 12px 0; border-bottom: 1px solid var(--line-soft); font-size: 1.05rem; }

@media (min-width: 900px) {
  .nav { order: 0; margin-left: 24px; }
  .nav-mobile { display: none; }
  .nav-desktop { display: flex; gap: 28px; }
  .link-quiet { display: inline; }
}

/* ---------- Hero ---------- */
.hero {
  padding: clamp(40px, 7vw, 88px) 0 clamp(48px, 8vw, 96px);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 32px 32px;
  border-bottom: 1px solid var(--line-soft);
}
.hero-grid { display: grid; gap: 48px; align-items: center; }
.hero h1 { max-width: 16ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 16px; }
.hero-note { color: var(--muted); font-size: .92rem; }
@media (min-width: 980px) { .hero-grid { grid-template-columns: 1.05fr .95fr; gap: 64px; } }

.short-answer {
  border-left: 4px solid var(--accent);
  background: var(--surface);
  padding: 16px 20px; border-radius: 0 var(--r) var(--r) 0;
  max-width: 68ch; box-shadow: var(--shadow);
}
.short-answer p { margin: 0; font-size: 1.06rem; }
.short-answer .short-answer-label {
  font: 600 .72rem/1 var(--f-mono); text-transform: uppercase; letter-spacing: .08em;
  color: var(--muted); margin-bottom: 8px;
}

/* Örnek teklif belgesi */
.doc-mock {
  margin: 0; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg); box-shadow: var(--shadow); padding: 20px;
  font-size: .9rem; position: relative;
}
.doc-mock::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 4px;
  background: linear-gradient(90deg, var(--navy) 0 70%, var(--orange-logo) 70%);
  border-radius: var(--r-lg) var(--r-lg) 0 0;
}
.doc-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; margin: 6px 0 16px; }
.doc-kicker { display: block; font: 600 .7rem/1 var(--f-mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin-bottom: 6px; }
.doc-head strong { font-size: 1.1rem; }
.status { font: 600 .75rem/1 var(--f-body); padding: 6px 10px; border-radius: 99px; white-space: nowrap; }
.status-wait { background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--accent-text); }
.doc-meta { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin: 0 0 16px; padding: 12px 0; border-block: 1px dashed var(--line); }
.doc-meta div { min-width: 0; }
.doc-meta dt { font-size: .72rem; color: var(--muted); }
.doc-meta dd { margin: 2px 0 0; font-weight: 600; overflow-wrap: anywhere; }
.doc-lines { width: 100%; border-collapse: collapse; }
.doc-lines th { text-align: left; font: 600 .7rem/1 var(--f-mono); text-transform: uppercase; letter-spacing: .06em; color: var(--muted); padding: 0 0 8px; }
.doc-lines td { padding: 9px 0; border-top: 1px solid var(--line-soft); vertical-align: top; }
.doc-lines th:not(:first-child), .doc-lines td:not(:first-child) { text-align: right; padding-left: 10px; white-space: nowrap; }
.doc-foot { display: flex; justify-content: space-between; gap: 12px; margin-top: 12px; padding-top: 12px; border-top: 2px solid var(--ink); }
.doc-foot strong { font-size: 1.05rem; }
.doc-mock figcaption { margin-top: 14px; font-size: .78rem; color: var(--muted); }
@media (max-width: 420px) { .doc-lines td:nth-child(2), .doc-lines th:nth-child(2) { display: none; } }

/* ---------- Kartlar ---------- */
.cards-3, .cards-grid { display: grid; gap: 16px; margin-top: 32px; }
@media (min-width: 720px) { .cards-3 { grid-template-columns: repeat(3, 1fr); } .cards-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .cards-grid { grid-template-columns: repeat(3, 1fr); } }
.card {
  background: var(--surface); border: 1px solid var(--line-soft); border-radius: var(--r-lg);
  padding: 24px; display: flex; flex-direction: column;
}
.card p { color: var(--muted); margin: 0; }
.card-link { color: inherit; text-decoration: none; transition: border-color .15s, transform .15s; }
.card-link:hover { border-color: var(--accent); transform: translateY(-2px); }
.card-more { margin-top: auto; padding-top: 16px; font-weight: 600; color: var(--accent-text); }
.problems .card { border-top: 3px solid var(--navy); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .problems .card { border-top-color: var(--accent); } }

/* ---------- Adımlar ---------- */
.step-list { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 16px; counter-reset: s; }
@media (min-width: 720px) { .step-list { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .section-alt .step-list { grid-template-columns: repeat(4, 1fr); } }
.step-list li { background: var(--surface); border: 1px solid var(--line-soft); border-radius: var(--r-lg); padding: 22px; }
.step-list p { color: var(--muted); margin: 0; }
.step-no { display: inline-block; font: 700 .85rem/1 var(--f-mono); color: var(--accent-text); border: 1.5px solid currentColor; border-radius: 4px; padding: 5px 7px; margin-bottom: 14px; }
.steps { margin: 48px 0; }
.section .steps { margin: 0; }

/* ---------- Karşılaştırma ---------- */
.compare { margin: 48px 0; }
.section .compare { margin: 0; }
.table-scroll { overflow-x: auto; margin-top: 24px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); }
.compare table { width: 100%; border-collapse: collapse; min-width: 560px; }
.compare th, .compare td { padding: 14px 16px; text-align: left; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
.compare thead th { font: 700 .95rem/1.3 var(--f-head); background: var(--paper-2); }
.compare tbody th { font-weight: 600; }
.compare tr:last-child > * { border-bottom: 0; }
.compare .hl { background: color-mix(in srgb, var(--accent) 7%, transparent); }
.compare thead .hl { color: var(--accent-text); }
.mark { font-weight: 700; font-size: 1.1rem; }
.mark.yes { color: var(--ok); }
.mark.no { color: var(--bad); }
.mark.part { color: var(--muted); }

/* ---------- SSS ---------- */
.faq { margin: 48px 0 24px; }
.section .faq { margin-top: 0; }
.faq details { border-bottom: 1px solid var(--line); }
.faq details:first-of-type { border-top: 1px solid var(--line); }
.faq summary {
  cursor: pointer; list-style: none; padding: 18px 40px 18px 0; position: relative;
  font: 600 1.06rem/1.4 var(--f-body);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 4px; top: 14px;
  font: 400 1.6rem/1 var(--f-mono); color: var(--accent-text);
}
.faq details[open] summary::after { content: "–"; }
.faq-answer { padding: 0 0 18px; color: var(--muted); }
.faq-answer p:last-child { margin: 0; }

/* ---------- Fiyat ---------- */
.price-teaser { display: grid; gap: 24px; align-items: center; }
.price-teaser p { color: var(--muted); margin: 0; }
.price-chips { display: flex; flex-wrap: wrap; gap: 12px; }
.price-chip { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 16px 20px; min-width: 200px; flex: 1; }
.price-chip span { display: block; font-size: .85rem; color: var(--muted); }
.price-chip strong { font-size: 1.9rem; }
.price-chip small { color: var(--muted); margin-left: 4px; }
.price-chip-hl { border: 2px solid var(--accent); }
@media (min-width: 980px) { .price-teaser { grid-template-columns: 1fr auto auto; } }

.plans { display: grid; gap: 16px; }
@media (min-width: 900px) { .plans { grid-template-columns: 1fr 1fr 1.15fr; } }
.plan, .plan-included { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 28px; position: relative; }
.plan h2, .plan-included h2 { font-size: 1.3rem; }
.plan-hl { border: 2px solid var(--accent); }
.plan-badge { position: absolute; top: -12px; left: 24px; background: var(--accent); color: var(--on-accent); font: 600 .75rem/1 var(--f-body); padding: 6px 10px; border-radius: 99px; margin: 0; }
.plan-price { margin: 8px 0 2px; }
.plan-price strong { font-size: 2.6rem; letter-spacing: -.02em; }
.plan-price span { color: var(--muted); }
.plan-sub { color: var(--muted); font-size: .92rem; }
.plan-included { background: transparent; border-style: dashed; }
.check-list { list-style: none; padding: 0; margin: 0 0 16px; }
.check-list li { padding: 7px 0 7px 28px; position: relative; }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--ok); font-weight: 700; }

/* ---------- İç sayfalar ---------- */
.page-head { padding-top: clamp(24px, 4vw, 48px); padding-bottom: 32px; }
.page-head h1 { max-width: 22ch; }
.breadcrumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 0 0 24px; font-size: .88rem; color: var(--muted); }
.breadcrumbs li + li::before { content: "/"; margin-right: 6px; color: var(--line); }
.breadcrumbs a { color: var(--muted); }

.prose { font-size: 1.06rem; }
.prose h2 { margin-top: 2em; }
.prose h3 { margin-top: 1.6em; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li { margin-bottom: .4em; }
.prose table { width: 100%; border-collapse: collapse; margin: 1.5em 0; font-size: .95rem; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; }
.prose th { background: var(--paper-2); }
.prose blockquote { margin: 1.5em 0; padding: 4px 20px; border-left: 3px solid var(--accent); color: var(--muted); }
.prose code { font-family: var(--f-mono); font-size: .9em; background: var(--paper-2); padding: 2px 5px; border-radius: 4px; }

.meta-line { display: flex; flex-wrap: wrap; gap: 8px 24px; color: var(--muted); font-size: .9rem; border-top: 1px solid var(--line); padding-top: 16px; margin-top: 32px; }

.glossary { display: grid; gap: 0; margin: 0; }
@media (min-width: 900px) { .glossary { grid-template-columns: repeat(2, 1fr); column-gap: 48px; } }
.glossary div { padding: 18px 0; border-bottom: 1px solid var(--line); }
.glossary dt { font: 700 1.12rem/1.3 var(--f-head); margin-bottom: 6px; }
.glossary dt a { color: var(--ink); text-decoration: none; }
.glossary dt a:hover { color: var(--accent-text); }
.glossary dd { margin: 0; color: var(--muted); }

.error-page { padding-block: 80px 120px; }
.link-list { display: flex; flex-wrap: wrap; gap: 12px 24px; padding: 0; list-style: none; }

/* ---------- Form ---------- */
.demo-grid { display: grid; gap: 40px; align-items: start; }
@media (min-width: 960px) { .demo-grid { grid-template-columns: 1fr 1.1fr; gap: 64px; } }
.form-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: clamp(20px, 4vw, 32px); box-shadow: var(--shadow); scroll-margin-top: 90px; }
.form-card h2 { font-size: 1.4rem; }
.field { margin-bottom: 16px; }
.field-row { display: grid; gap: 0 16px; }
@media (min-width: 560px) { .field-row { grid-template-columns: 1fr 1fr; } }
.field label { display: block; font-weight: 600; font-size: .94rem; margin-bottom: 6px; }
.optional { font-weight: 400; color: var(--muted); }
.field input[type="text"], .field input[type="email"], .field input[type="tel"], .field select, .field textarea {
  width: 100%; min-height: 48px; padding: 10px 14px;
  font: inherit; font-size: 1rem; color: var(--ink);
  background: var(--paper); border: 1.5px solid var(--line); border-radius: var(--r);
}
.field textarea { min-height: 96px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent); }
.field [aria-invalid="true"] { border-color: var(--bad); }
.field-error { color: var(--bad); font-size: .88rem; margin: 6px 0 0; }
.field-check { display: grid; grid-template-columns: auto 1fr; gap: 10px; align-items: start; }
.field-check input { width: 20px; height: 20px; margin: 2px 0 0; accent-color: var(--accent); }
.field-check label { font-weight: 400; margin: 0; }
.field-check .field-error { grid-column: 2; }
.form-alert { background: color-mix(in srgb, var(--bad) 10%, transparent); color: var(--bad); padding: 12px 14px; border-radius: var(--r); }
.form-success h2 { color: var(--ok); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-card .small { margin: 12px 0 0; }

/* ---------- Demo çağrısı + alt bilgi ---------- */
.cta-band { background: var(--navy); color: #F5F3EE; padding: clamp(40px, 6vw, 72px) 0; }
.cta-band p { color: #C9D2D9; margin: 0; max-width: 56ch; }
.cta-band .btn-primary { background: #4FB4ED; color: var(--navy); }
.cta-band .btn-primary:hover { background: #F58F68; }
.cta-inner { display: grid; gap: 24px; align-items: center; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }
@media (min-width: 900px) { .cta-inner { grid-template-columns: 1fr auto; } }

.site-footer { background: #0A1825; color: #C9D2D9; padding: 56px 0 24px; font-size: .94rem; }
.site-footer a { color: #E9E6DF; text-decoration: none; }
.site-footer a:hover { color: #4FB4ED; }
.site-footer .logo { color: #F5F3EE; margin-bottom: 16px; }
.footer-grid { display: grid; gap: 32px; }
@media (min-width: 720px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }
.footer-brand p { max-width: 44ch; }
.footer-title { font: 600 .75rem/1 var(--f-mono); text-transform: uppercase; letter-spacing: .08em; color: #8C9BA8; margin-bottom: 14px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 9px; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; margin-top: 40px; padding-top: 20px; border-top: 1px solid #1C3044; color: #8C9BA8; font-size: .85rem; }

.wa-float {
  position: fixed; right: 16px; bottom: 16px; z-index: 60;
  width: 56px; height: 56px; border-radius: 50%;
  display: grid; place-items: center;
  background: #1F8F4E; color: #fff; box-shadow: 0 6px 20px rgba(0, 0, 0, .25);
}
@media (min-width: 900px) { .wa-float { display: none; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; scroll-behavior: auto !important; }
}
.plan-alt { margin: 8px 0 0; text-align: center; font-size: .88rem; color: var(--muted); }

/* ======================================================================
   Mavi yeniden tasarım — hero, dalgalar, giriş animasyonu, fiyat kademeleri
   ====================================================================== */
.hero{
  position:relative; overflow:hidden; border-bottom:0;
  background:
    radial-gradient(130% 90% at 82% -20%, rgba(55,207,230,.32), transparent 56%),
    linear-gradient(155deg, #0a2b4b 0%, #0c3a63 48%, #0f5285 100%);
  padding:clamp(52px,8vw,104px) 0 clamp(108px,13vw,168px);
}
.hero-deco{position:absolute; inset:0; overflow:hidden; pointer-events:none}
.hero-glow{position:absolute; right:-140px; top:-200px; width:560px; height:560px; border-radius:50%;
  background:radial-gradient(circle, rgba(79,180,237,.30), transparent 62%)}
.hero-waves{position:absolute; left:-10%; bottom:-2px; width:120%; height:clamp(110px,15vw,190px)}
.wv{will-change:transform}
.wv1{fill:rgba(55,207,230,.14); animation:drift 19s ease-in-out infinite alternate}
.wv2{fill:rgba(23,166,232,.20); animation:drift 13s ease-in-out infinite alternate-reverse}
.wv3{fill:rgba(255,255,255,.12); animation:drift 9s ease-in-out infinite alternate}
@keyframes drift{from{transform:translateX(-26px)} to{transform:translateX(26px)}}

.hero .hero-copy{position:relative; z-index:2}
.hero .hero-copy .eyebrow{color:#86DCF2}
.hero .hero-copy h1{color:#fff}
.hero .hero-note{color:rgba(224,240,250,.74)}
.hero .short-answer{background:rgba(255,255,255,.97); border:0; box-shadow:0 22px 54px -26px rgba(3,20,36,.85)}
.hero .short-answer p{color:#0F2A40}
.hero .short-answer .short-answer-label{color:var(--orange-text)}
.hero .doc-mock{position:relative; z-index:2; border-color:rgba(255,255,255,.16);
  box-shadow:0 34px 76px -32px rgba(3,20,36,.78)}

/* Giriş animasyonu (açılış) — hızlı, ilk kare neredeyse görünür */
@keyframes heroRise{from{opacity:0; transform:translateY(14px)} to{opacity:1; transform:none}}
.hero .hero-copy>*{animation:heroRise .5s cubic-bezier(.2,.7,.2,1) backwards}
.hero .hero-copy .eyebrow{animation-delay:.02s}
.hero .hero-copy h1{animation-delay:.06s}
.hero .hero-copy .short-answer{animation-delay:.12s}
.hero .hero-copy .hero-actions{animation-delay:.18s}
.hero .hero-copy .hero-note{animation-delay:.22s}
.hero .doc-mock{animation:heroRise .55s cubic-bezier(.2,.7,.2,1) .12s backwards}
@media (prefers-reduced-motion:reduce){
  .wv{animation:none}
  .hero .hero-copy>*,.hero .doc-mock{animation:none}
}

/* ---------- Fiyat kademeleri (net rakam yok) ---------- */
.tiers{display:grid;gap:20px;margin-top:36px}
@media(min-width:860px){.tiers{grid-template-columns:repeat(3,1fr)}}
.tier{position:relative;display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 24px}
.tier-hl{border-color:var(--accent);box-shadow:0 20px 44px -26px color-mix(in srgb,var(--accent) 60%,transparent)}
.tier-badge{position:absolute;top:-11px;left:24px;background:var(--accent);color:var(--on-accent);
  font:600 .72rem/1 var(--f-mono);letter-spacing:.06em;text-transform:uppercase;padding:6px 10px;border-radius:999px}
.tier h3{margin:0 0 4px;font-size:1.3rem}
.tier .tier-for{color:var(--muted);font-size:.92rem;margin:0 0 18px}
.tier .tier-price{font:800 1.7rem/1 var(--f-head);color:var(--ink);margin:0 0 2px;letter-spacing:-.01em}
.tier .tier-sub{color:var(--muted);font-size:.84rem;margin:0 0 20px}
.tier ul{list-style:none;margin:0 0 24px;padding:0;display:grid;gap:11px}
.tier li{display:flex;gap:10px;align-items:flex-start;font-size:.96rem}
.tier li svg{flex:none;width:18px;height:18px;margin-top:2px;color:var(--accent-text)}
.tier .btn{margin-top:auto}
.price-note{text-align:center;color:var(--muted);margin:26px auto 0;max-width:62ch}
.price-note strong{color:var(--ink)}

/* ---------- İç sayfa başlık bandı (rehber, çözümler, özellikler, sözlük, içerik) ---------- */
.page-hero{position:relative;overflow:hidden;color:#fff;
  padding:clamp(26px,4.5vw,52px) 0 clamp(54px,7vw,88px);
  background:
    radial-gradient(130% 150% at 86% -40%, rgba(55,207,230,.20), transparent 56%),
    linear-gradient(162deg,#0b2b4b 0%,#0e4e82 100%);}
.page-hero .wrap{position:relative;z-index:2}
.page-hero-glow{position:absolute;right:-120px;top:-170px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(79,180,237,.26),transparent 62%);pointer-events:none}
.page-hero .breadcrumbs{margin-bottom:14px}
.page-hero .breadcrumbs a,.page-hero .breadcrumbs span{color:rgba(221,238,249,.82)}
.page-hero .breadcrumbs a:hover{color:#fff}
.page-hero .eyebrow{color:#86DCF2;margin-bottom:.6rem}
.page-hero h1{color:#fff;margin-bottom:.45em;max-width:20ch}
.page-hero .short-answer{background:rgba(255,255,255,.97);border:0;max-width:74ch;
  box-shadow:0 18px 46px -24px rgba(3,20,36,.8)}
.page-hero .short-answer p{color:#0F2A40}
.page-hero .short-answer .short-answer-label{color:var(--orange-text)}
.page-hero-wave{position:absolute;left:0;bottom:-1px;width:100%;height:clamp(38px,5vw,66px);fill:var(--paper);z-index:1}
.page-hero + .section-tight{padding-top:clamp(28px,5vw,52px)}
.prose-top{padding-top:clamp(28px,5vw,52px)}

/* ---------- Görselleştirilmiş kartlar (ikon rozetli) ---------- */
.card-ill{display:flex;flex-direction:column;align-items:flex-start}
.card-ill-badge{display:grid;place-items:center;width:54px;height:54px;border-radius:15px;margin-bottom:18px;
  background:linear-gradient(145deg, color-mix(in srgb,var(--accent) 15%,var(--surface)), color-mix(in srgb,var(--cyan) 16%,var(--surface)));
  color:var(--accent-text);border:1px solid color-mix(in srgb,var(--accent) 22%,transparent);transition:background .18s,color .18s,border-color .18s}
.card-ico{width:27px;height:27px}
.card-link.card-ill:hover .card-ill-badge{background:var(--accent);color:#fff;border-color:transparent}

/* ---------- Ücretsiz araçlar (hesaplayıcılar) ---------- */
.btn-ghost{background:transparent;color:var(--accent-text);border-color:color-mix(in srgb,var(--accent) 40%,var(--line))}
.btn-ghost:hover{background:color-mix(in srgb,var(--accent) 10%,transparent);border-color:var(--accent)}
.tools-grid{margin-bottom:8px}
.tool-lead{max-width:70ch;margin-top:40px}
.tool-lead h2{font-size:1.3rem}
.tool-lead p{color:var(--muted)}

.tool{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(18px,3.4vw,28px);box-shadow:var(--shadow);margin-bottom:28px}
.tool-form{display:grid;gap:0 18px;grid-template-columns:1fr}
@media(min-width:560px){.tool-form{grid-template-columns:1fr 1fr}}
.tool .field{margin-bottom:16px}
.tool .field label{display:block;font-weight:600;font-size:.92rem;margin-bottom:6px}
.tool .field input,.tool .field select{width:100%;min-height:46px;padding:9px 13px;font:inherit;font-size:1rem;
  color:var(--ink);background:var(--paper);border:1.5px solid var(--line);border-radius:var(--r)}
.tool .field input:focus,.tool .field select:focus{outline:none;border-color:var(--accent);
  box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 25%,transparent)}
.tool .field-check{display:grid;grid-template-columns:auto 1fr;gap:10px;align-items:start;margin-bottom:16px}
.tool .field-check input{width:20px;height:20px;min-height:0;margin:2px 0 0;accent-color:var(--accent)}
.tool .field-check label{font-weight:400;margin:0}

/* döviz: kur satırı */
.tool-rates{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;margin-bottom:20px}
.tool-rates-head{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px;font-weight:600;font-size:.92rem}
.tool-rates-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.tool-rates-row label{font-size:.82rem;color:var(--muted);display:block}
.tool-rates-row input{width:100%;min-height:40px;padding:7px 10px;margin-top:4px;font:inherit;
  background:var(--surface);border:1.5px solid var(--line);border-radius:var(--r);color:var(--ink)}
.tool-rate-note{font-size:.82rem;color:var(--muted);margin:10px 0 0}

/* sonuç kutuları */
.tool-result{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;margin-top:4px}
.tool-result-label{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 10px}
.tool-big{font-family:var(--f-head);font-size:clamp(1.6rem,5vw,2.3rem);color:var(--accent-text);margin:0}
.tool-lines{display:grid;gap:2px}
.tool-line{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding:9px 0;border-bottom:1px dashed var(--line)}
.tool-line:last-child{border-bottom:0}
.tool-line span{color:var(--muted);font-size:.94rem}
.tool-line strong{font-variant-numeric:tabular-nums;font-size:1.05rem;color:var(--ink)}
.tool-line-total strong{color:var(--accent-text);font-size:1.3rem;font-family:var(--f-head)}
.tool-conv{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(min-width:560px){.tool-conv{grid-template-columns:repeat(4,1fr)}}
.tool-conv>div{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;text-align:center}
.tool-conv span{display:block;font-size:.78rem;color:var(--muted);margin-bottom:4px}
.tool-conv strong{font-family:var(--f-head);font-size:1.15rem;color:var(--ink);font-variant-numeric:tabular-nums}
.tool-extra{margin-top:18px;border-top:1px solid var(--line);padding-top:12px}
.tool-extra summary{cursor:pointer;font-weight:600;color:var(--accent-text);padding:6px 0}
.tool-extra .tool-form{margin-top:12px}

/* KDV karşılaştırma */
.tool-compare{display:grid;gap:14px}
@media(min-width:560px){.tool-compare{grid-template-columns:1fr 1fr}}
.tool-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px}
.tool-card-hl{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}
.tool-card-h{font-weight:700;font-family:var(--f-head);margin:0 0 8px}
.tool-card-hl .tool-card-h{color:var(--accent-text)}

/* takvim tablosu */
.tool-table{width:100%;border-collapse:collapse;font-size:.94rem}
.tool-table th,.tool-table td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.tool-table th{font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.tool-table td:first-child{font-weight:600;color:var(--ink)}

/* açıklama + uyarı */
.tool-method{margin-top:36px}
.tool-method h2{font-size:1.3rem}
.tool-note{background:color-mix(in srgb,var(--accent) 8%,var(--paper));border-left:3px solid var(--accent);
  padding:12px 16px;border-radius:0 var(--r) var(--r) 0;color:var(--ink);font-size:.92rem;margin:16px 0 0}