:root{
  --navy:#0b1f33;
  --navy-2:#12304e;
  --navy-3:#173e61;
  --blue:#1f6feb;
  --blue-2:#1557b0;
  --blue-soft:#eaf3ff;
  --ink:#132238;
  --muted:#64748b;
  --muted-2:#7d8ca0;
  --line:#dce5ef;
  --line-soft:#e9eef4;
  --soft:#f6f8fb;
  --soft-blue:#f7fbff;
  --white:#fff;
  --green:#16835c;
  --shadow:0 24px 70px rgba(15,35,60,.12);
  --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;background:#fff;color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.5;overflow-x:hidden}
a{color:inherit}
button,input{font:inherit}
button,a{touch-action:manipulation}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(220,229,239,.9)}
.nav-wrap{max-width:1180px;margin:0 auto;min-height:78px;padding:0 22px;display:flex;align-items:center;justify-content:space-between;gap:26px}
.brand{display:inline-flex;align-items:center;gap:11px;text-decoration:none;min-width:0}
.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:linear-gradient(145deg,var(--navy),#1d4f7a);color:#fff;font-weight:900;box-shadow:0 8px 22px rgba(11,31,51,.18)}
.brand-copy{display:flex;flex-direction:column;line-height:1.15}
.brand-copy strong{font-size:15px;letter-spacing:-.01em}
.brand-copy small{font-size:11px;color:#7a8a9c;margin-top:3px}
.main-nav{display:flex;align-items:center;gap:7px}
.main-nav a{padding:10px 12px;text-decoration:none;font-size:14px;font-weight:700;color:#43546a;border-radius:10px;transition:.18s ease}
.main-nav a:hover{background:#f2f6fa;color:var(--navy)}
.main-nav .nav-login{margin-left:8px;border:1px solid var(--line);background:#fff;color:var(--navy)}
.main-nav .nav-register{background:var(--navy);color:#fff;padding-left:16px;padding-right:16px}
.main-nav .nav-register:hover{background:#163b5e;color:#fff}
.menu-toggle{display:none;background:transparent;border:0;width:44px;height:44px;padding:10px;cursor:pointer}
.menu-toggle span{display:block;height:2px;background:var(--navy);margin:5px 0;border-radius:2px}
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 8% 12%,rgba(31,111,235,.11),transparent 31%),radial-gradient(circle at 90% 20%,rgba(22,131,92,.07),transparent 28%),linear-gradient(#fff,#f8fbff);border-bottom:1px solid #e8eef5}
.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(17,47,75,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(17,47,75,.035) 1px,transparent 1px);background-size:38px 38px;mask-image:linear-gradient(to bottom,#000,transparent 88%)}
.hero-inner{position:relative;max-width:1180px;margin:0 auto;padding:82px 22px 76px;display:grid;grid-template-columns:minmax(0,1fr) minmax(420px,.82fr);gap:66px;align-items:center}
.hero-copy{min-width:0}
.eyebrow{display:inline-block;color:var(--blue);font-size:11px;font-weight:900;letter-spacing:.16em;margin-bottom:14px}
.eyebrow.light{color:#9ec8ff}
.hero h1{font-size:clamp(42px,5vw,68px);line-height:1.02;letter-spacing:-.055em;margin:0 0 22px;max-width:700px;color:var(--navy)}
.hero-lead{font-size:18px;line-height:1.72;color:#5e6f83;max-width:650px;margin:0}
.hero-actions{display:flex;gap:11px;flex-wrap:wrap;margin-top:30px;}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 19px;border-radius:11px;border:1px solid transparent;font-weight:800;font-size:14px;text-decoration:none;cursor:pointer;transition:.18s ease}
.btn-primary{background:var(--navy);color:#fff;box-shadow:0 10px 25px rgba(11,31,51,.16)}
.btn-primary:hover{background:#173d61;transform:translateY(-1px)}
.btn-secondary{background:#fff;color:var(--navy);border-color:var(--line)}
.btn-secondary:hover{border-color:#b7c7d8;background:#f8fafc}
.btn-light{background:#fff;color:var(--navy);padding-left:26px;padding-right:26px}
.btn-disabled{background:#eef2f6;color:#8a98a9;border-color:#e0e7ef;cursor:not-allowed}
.btn.full{width:100%}
.trust-row{display:flex;gap:20px;flex-wrap:wrap;margin-top:27px;color:#6a7a8d;font-size:12px;font-weight:700}
.calculator-card{min-width:0;width:100%;background:#fff;border:1px solid #dce6f0;border-radius:24px;padding:24px;box-shadow:var(--shadow)}
.calc-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;padding-bottom:20px;border-bottom:1px solid #e7edf4}
.calc-head h2{margin:5px 0 0;font-size:23px;letter-spacing:-.025em}
.calc-badge{font-size:10px;font-weight:900;letter-spacing:.09em;color:var(--blue);background:var(--blue-soft);padding:6px 8px;border-radius:999px}
.live-dot{font-size:11px;color:#64748b;font-weight:800;display:flex;align-items:center;gap:6px;white-space:nowrap}
.live-dot i{width:8px;height:8px;border-radius:50%;background:#17a673;box-shadow:0 0 0 4px rgba(23,166,115,.12)}
.calc-fields{display:grid;gap:15px;margin-top:20px;width:100%}
.calc-field{display:flex;flex-direction:column;min-width:0;width:100%;margin:0}
.calc-field>span{display:block;font-size:12px;font-weight:800;color:#53657a;margin-bottom:7px}
.calc-two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px;width:100%;align-items:start}
.input-wrap{width:100%;min-width:0;height:52px;border:1px solid #d7e1eb;border-radius:11px;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;background:#fbfcfe;transition:.15s;overflow:hidden}
.input-wrap:focus-within{border-color:#77a9ee;box-shadow:0 0 0 4px rgba(31,111,235,.08);background:#fff}
.input-wrap input{display:block;width:100%;min-width:0;height:100%;border:0;outline:0;background:transparent;padding:0 12px;color:var(--navy);font-size:16px;font-weight:800;appearance:textfield}
.input-wrap input::-webkit-outer-spin-button,.input-wrap input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.input-wrap b{display:flex;align-items:center;height:100%;font-size:12px;color:#7a8999;padding:0 12px;border-left:1px solid #e7edf3;background:#f8fafc;white-space:nowrap}
.calc-result{margin-top:20px;background:linear-gradient(135deg,#0b1f33,#153b5f);border-radius:16px;padding:18px;color:#fff}
.calc-result>span{font-size:11px;color:#b7cbe0;font-weight:800;letter-spacing:.03em}
.calc-result strong{display:block;font-size:32px;letter-spacing:-.03em;margin:5px 0 2px;word-break:break-word}
.calc-result p{margin:0;color:#9eb4c9;font-size:11px}
.calc-meta{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:10px}
.calc-meta>div{min-width:0;border:1px solid #e4eaf1;border-radius:11px;padding:10px;background:#fbfcfe}
.calc-meta span{display:block;color:#7a8999;font-size:10px;line-height:1.3}
.calc-meta b{display:block;color:#263b52;font-size:12px;margin-top:4px;overflow-wrap:anywhere}
.calc-note{font-size:10px;line-height:1.5;color:#8a98a8;margin:13px 2px 0}
.logo-strip{border-bottom:1px solid #e8edf3;background:#fff}
.logo-strip>div{max-width:1180px;margin:0 auto;padding:25px 22px;display:flex;align-items:center;gap:25px}
.logo-strip span{font-size:11px;font-weight:900;letter-spacing:.18em;color:#95a1ae;white-space:nowrap}
.logo-strip p{margin:0;color:#718096;font-size:13px}
.section{max-width:1180px;margin:0 auto;padding:94px 22px}
.section-head{text-align:center;max-width:760px;margin:0 auto 42px}
.section-head.left{text-align:left;margin-left:0}
.section-head h2{font-size:clamp(30px,3.5vw,45px);line-height:1.1;letter-spacing:-.04em;color:var(--navy);margin:0 0 13px}
.section-head p{margin:0;color:#697b8e;font-size:16px;line-height:1.7}
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}
.feature-card{position:relative;border:1px solid #dfe7ef;border-radius:18px;padding:25px;background:#fff;min-height:360px;display:flex;flex-direction:column;min-width:0}
.feature-card.featured{background:var(--soft-blue);border-color:#cfe0f6}
.feature-top{display:flex;justify-content:space-between;align-items:center}
.feature-no{font-size:11px;font-weight:900;color:#9ba8b6;letter-spacing:.12em}
.feature-icon{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:#eef4fb;color:#6282a3;font-size:10px;font-weight:900}
.feature-card h3{font-size:19px;letter-spacing:-.02em;margin:23px 0 10px;color:#17304a}
.feature-card p{font-size:14px;color:#6a7b8d;line-height:1.7;margin:0}
.feature-list{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:8px}
.feature-list li{position:relative;padding-left:18px;color:#5f7083;font-size:12px;line-height:1.45}
.feature-list li:before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:900}
.feature-tag{display:inline-flex;align-self:flex-start;margin-top:auto;padding-top:22px;font-size:11px;font-weight:800;color:var(--blue)}
.capability-band{margin-top:22px;border:1px solid #d9e4ef;background:linear-gradient(135deg,#f8fbff,#fff);border-radius:22px;padding:32px;display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}
.capability-copy h3{font-size:28px;line-height:1.15;letter-spacing:-.035em;color:var(--navy);margin:0 0 12px}
.capability-copy p{color:#68798c;line-height:1.7;margin:0 0 15px}
.text-link.dark{color:var(--blue)}
.capability-list{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.capability-list div{border:1px solid #e0e7ef;border-radius:14px;padding:16px;background:#fff}
.capability-list b{display:block;color:#1a3450;font-size:13px}
.capability-list span{display:block;color:#758599;font-size:11px;line-height:1.45;margin-top:5px}
.how-section{padding-top:10px}
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.steps article{display:flex;gap:16px;border-top:1px solid #dce5ee;padding:20px 4px 0}
.steps article>span{display:grid;place-items:center;flex:0 0 36px;height:36px;border-radius:50%;background:var(--navy);color:#fff;font-size:12px;font-weight:900}
.steps h3{margin:1px 0 7px;font-size:17px}
.steps p{margin:0;color:#708196;font-size:13px;line-height:1.6}
.detail-section{padding-top:45px}
.detail-heading{max-width:820px}
.detail-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.detail-card{border:1px solid #dfe6ee;border-radius:18px;padding:24px;background:#fff}
.detail-kicker{font-size:10px;font-weight:900;letter-spacing:.13em;color:#6f8bac}
.detail-card h3{font-size:18px;color:#17304a;margin:18px 0 9px}
.detail-card p{font-size:13px;color:#6d7f91;line-height:1.7;margin:0}
.security-section{background:var(--navy);color:#fff;margin-top:30px}
.security-inner{max-width:1180px;margin:0 auto;padding:82px 22px;display:grid;grid-template-columns:1.1fr .9fr;gap:80px;align-items:center}
.security-copy h2{font-size:clamp(30px,4vw,48px);line-height:1.08;letter-spacing:-.04em;margin:0 0 18px}
.security-copy p{color:#b7c7d7;line-height:1.75;font-size:15px;max-width:650px}
.text-link{display:inline-block;color:#b9d8ff;font-weight:800;text-decoration:none;margin-top:10px}
.security-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.security-grid div{border:1px solid rgba(255,255,255,.13);background:rgba(255,255,255,.055);border-radius:15px;padding:22px}
.security-grid b{display:block;font-size:20px;letter-spacing:.04em;color:#fff}
.security-grid span{display:block;font-size:11px;color:#9eb2c5;margin-top:5px}
.pricing-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;align-items:stretch}
.price-card{position:relative;border:1px solid #dfe6ee;border-radius:20px;padding:25px;background:#fff;display:flex;flex-direction:column}
.price-card.popular{border-color:#aacbf6;box-shadow:0 18px 45px rgba(31,111,235,.10)}
.price-label{align-self:flex-start;font-size:9px;font-weight:900;letter-spacing:.12em;color:#1762c2;background:#eaf3ff;padding:6px 8px;border-radius:999px}
.price-label.neutral{color:#68798d;background:#f0f3f6}
.price-card h3{font-size:20px;margin:22px 0 5px}
.price{display:flex;align-items:baseline;gap:5px;margin-bottom:17px}
.price strong{font-size:35px;letter-spacing:-.04em;color:var(--navy)}
.price span{color:#8090a1;font-size:12px}
.price.future strong{font-size:27px}
.price-card ul{list-style:none;padding:0;margin:0 0 24px;display:grid;gap:11px;flex:1}
.price-card li{font-size:13px;color:#64758a;padding-left:20px;position:relative}
.price-card li:before{content:"✓";position:absolute;left:0;color:#1a855f;font-weight:900}
.faq-section{padding-top:25px}
.faq-list{max-width:860px}
.faq-list details{border-top:1px solid #dfe6ee;padding:0}
.faq-list details:last-child{border-bottom:1px solid #dfe6ee}
.faq-list summary{cursor:pointer;padding:19px 4px;font-size:15px;font-weight:800;color:#263a50}
.faq-list p{margin:-4px 4px 20px;color:#6d7d8f;font-size:14px;line-height:1.7}
.cta-section{max-width:1136px;margin:15px auto 90px;padding:44px 48px;border-radius:23px;background:linear-gradient(135deg,#123454,#0b1f33);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta-section h2{font-size:34px;letter-spacing:-.04em;margin:0 0 8px}
.cta-section p{margin:0;color:#b6c8da}
.footer{background:#f7f9fb;border-top:1px solid #e1e7ee}
.footer-main,.footer-bottom{max-width:1180px;margin:0 auto;padding-left:22px;padding-right:22px}
.footer-main{padding-top:40px;padding-bottom:30px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-links a{text-decoration:none;color:#607286;font-size:12px;font-weight:700}
.footer-bottom{padding-top:18px;padding-bottom:26px;border-top:1px solid #e1e7ee;display:flex;justify-content:space-between;gap:20px;color:#8491a0;font-size:11px}
@media(max-width:980px){
  .hero-inner{grid-template-columns:1fr;gap:42px;padding-top:58px}.hero-copy{max-width:760px}.calculator-card{max-width:720px}
  .feature-grid{grid-template-columns:1fr 1fr}.capability-band{grid-template-columns:1fr}.security-inner{grid-template-columns:1fr;gap:40px}.pricing-grid{grid-template-columns:1fr}.price-card{max-width:680px;width:100%;margin:0 auto}
}
@media(max-width:760px){
  .nav-wrap{min-height:68px;padding:0 15px}.menu-toggle{display:block}.main-nav{display:none;position:absolute;left:12px;right:12px;top:72px;background:#fff;border:1px solid #dfe6ee;border-radius:14px;padding:9px;box-shadow:0 20px 45px rgba(15,35,60,.14);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:12px}.main-nav .nav-login{margin-left:0}.brand-copy small{display:none}
  .hero-inner{padding:48px 15px 55px}.hero h1{font-size:43px}.hero-lead{font-size:16px}.trust-row{gap:10px 16px}.calculator-card{padding:18px;border-radius:18px}.calc-two{grid-template-columns:1fr}.calc-meta{grid-template-columns:1fr}.logo-strip>div{padding:20px 15px;display:block}.logo-strip p{margin-top:7px}
  .section{padding:70px 15px}.feature-grid,.steps,.detail-grid{grid-template-columns:1fr}.feature-card{min-height:0}.capability-band{padding:23px}.capability-list{grid-template-columns:1fr}.security-inner{padding:65px 15px}.security-grid{grid-template-columns:1fr 1fr}
  .cta-section{margin:10px 15px 65px;padding:32px 25px;display:block}.cta-section .btn{margin-top:24px;width:100%}.footer-main,.footer-bottom{padding-left:15px;padding-right:15px}.footer-main{display:block}.footer-links{margin-top:23px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}
}
@media(max-width:430px){
  .hero h1{font-size:37px}.hero-actions{display:grid}.hero-actions .btn{width:100%}.security-grid{grid-template-columns:1fr}.calculator-card{margin-left:0;margin-right:0}.calc-result strong{font-size:27px}.calc-head{align-items:center}.live-dot{font-size:10px}.input-wrap{height:50px}
}


/* ===== v5.2 SEO + kurumsal responsive revizyon ===== */
.hero strong{font-weight:800;color:#314c68}
.calculator-card *{box-sizing:border-box}
.calc-field,.calc-two,.input-wrap{min-width:0}
.input-wrap{
  display:grid!important;
  grid-template-columns:minmax(0,1fr) auto!important;
  width:100%!important;
  max-width:100%;
  overflow:hidden;
}
.input-wrap input{
  display:block;
  width:100%!important;
  min-width:0!important;
  max-width:100%;
  height:100%;
  padding:0 13px!important;
  border:0!important;
  border-radius:0!important;
  box-shadow:none!important;
}
.input-wrap b{
  min-width:52px;
  justify-content:center;
  padding:0 11px!important;
}
.calc-two>*{min-width:0}
.seo-guide{padding-top:72px;padding-bottom:72px}
.seo-guide-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(380px,.78fr);gap:54px;align-items:center}
.seo-guide .section-head{margin-bottom:0}
.seo-guide .section-head p+p{margin-top:14px}
.formula-card{border:1px solid #d7e3ef;background:linear-gradient(145deg,#f7fbff,#fff);border-radius:22px;padding:28px;box-shadow:0 16px 44px rgba(15,35,60,.07)}
.formula-label{display:block;font-size:10px;font-weight:900;letter-spacing:.14em;color:var(--blue);margin-bottom:12px}
.formula-card>strong{display:block;color:var(--navy);font-size:22px;line-height:1.35;letter-spacing:-.025em}
.formula-steps{display:grid;gap:10px;margin-top:23px}
.formula-steps>div{display:grid;grid-template-columns:34px 1fr;gap:11px;align-items:center;border-top:1px solid #e4ebf2;padding-top:11px}
.formula-steps b{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:var(--navy);color:#fff;font-size:11px}
.formula-steps span{font-size:12px;line-height:1.5;color:#66788c}
.keyword-detail-section{padding-top:35px}
.seo-detail-cards .detail-card{background:linear-gradient(180deg,#fff,#fafcff)}
@media(max-width:980px){
  .seo-guide-grid{grid-template-columns:1fr;gap:30px}
  .formula-card{max-width:720px}
}
@media(max-width:760px){
  .seo-guide{padding-top:55px;padding-bottom:55px}
  .formula-card{padding:21px;border-radius:17px}
  .formula-card>strong{font-size:19px}
}
@media(max-width:430px){
  .calculator-card{width:100%;max-width:100%;padding:16px}
  .calc-two{display:grid!important;grid-template-columns:minmax(0,1fr)!important}
  .input-wrap{height:50px!important}
  .input-wrap b{min-width:50px}
}


/* ===== v5.3 oturum / hesap navigasyonu ===== */
.hidden{display:none!important}
.main-nav .nav-account{
  background:linear-gradient(135deg,#2878e8,#1764c8);
  color:#fff;
  padding-left:17px;
  padding-right:17px;
  box-shadow:0 8px 20px rgba(31,111,235,.22);
}
.main-nav .nav-account:hover{
  background:#1557b0;
  color:#fff;
  box-shadow:0 10px 24px rgba(31,111,235,.28);
}
@media(max-width:760px){
  .main-nav .nav-account{
    text-align:center;
  }
}


/* ===== MesaiPilot resmi logo entegrasyonu ===== */
.brand-mark-logo{
  overflow:hidden;
  background:#02070d!important;
  padding:0!important;
}
.brand-mark-logo img{
  display:block;
  width:100%;
  height:100%;
  object-fit:contain;
  transform:scale(1.32);
  transform-origin:center;
}
.brand-copy strong{
  letter-spacing:-.02em;
}


/* ===== v6 logo ve tema sistemi ===== */
.brand-logo{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:184px;
  height:50px;
  padding:5px 9px;
  overflow:hidden;
  border:1px solid rgba(220,229,239,.85);
  border-radius:12px;
  background:#fff;
}
.brand-logo img{display:block;width:100%;height:100%;object-fit:contain}
.brand-logo-footer{width:170px;height:48px}
.theme-toggle{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:7px;
  min-height:40px;
  padding:8px 11px;
  border:1px solid var(--line);
  border-radius:10px;
  background:var(--white);
  color:var(--navy);
  font-size:12px;
  font-weight:800;
  cursor:pointer;
  transition:.18s ease;
}
.theme-toggle:hover{border-color:#aebfd1;background:#f5f8fb}
.theme-toggle-icon{font-size:16px;line-height:1}
.hero .calc-result strong{color:#fff}

html[data-theme="dark"]{
  --navy:#e7f1fb;
  --navy-2:#c5d7e8;
  --navy-3:#9eb8d1;
  --blue:#69a8ff;
  --blue-2:#8bbcff;
  --blue-soft:#102b47;
  --ink:#e7edf5;
  --muted:#9eacbd;
  --muted-2:#8797aa;
  --line:#27384c;
  --line-soft:#1e2d40;
  --soft:#0c1725;
  --soft-blue:#0d1b2b;
  --white:#101c2b;
  --green:#50c99b;
  --shadow:0 24px 70px rgba(0,0,0,.32);
}
html[data-theme="dark"] body{background:#08111f;color:var(--ink)}
html[data-theme="dark"] .site-header{background:rgba(8,17,31,.94);border-bottom-color:#223247}
html[data-theme="dark"] .main-nav a{color:#b4c1d0}
html[data-theme="dark"] .main-nav a:hover{background:#142235;color:#fff}
html[data-theme="dark"] .main-nav .nav-login,
html[data-theme="dark"] .theme-toggle{background:#101c2b;border-color:#2a3c51;color:#e7edf5}
html[data-theme="dark"] .theme-toggle:hover{background:#16263a;border-color:#3d5875}
html[data-theme="dark"] .main-nav .nav-register,
html[data-theme="dark"] .main-nav .nav-account{background:#19a89d;color:#031817}
html[data-theme="dark"] .btn-primary{background:#1f6feb;color:#fff}
html[data-theme="dark"] .btn-secondary{background:#101c2b;border-color:#2a3c51;color:#e7edf5}
html[data-theme="dark"] .steps article>span,
html[data-theme="dark"] .formula-steps b{background:#1f6feb;color:#fff}
html[data-theme="dark"] .menu-toggle span{background:#e7edf5}
html[data-theme="dark"] .hero{
  background:radial-gradient(circle at 8% 12%,rgba(31,111,235,.18),transparent 31%),radial-gradient(circle at 90% 20%,rgba(25,168,157,.12),transparent 28%),linear-gradient(#08111f,#0b1726);
  border-bottom-color:#203146;
}
html[data-theme="dark"] .hero:before{opacity:.45}
html[data-theme="dark"] .hero h1,
html[data-theme="dark"] .section-head h2,
html[data-theme="dark"] .capability-copy h3,
html[data-theme="dark"] .detail-card h3,
html[data-theme="dark"] .formula-card>strong,
html[data-theme="dark"] .price strong{color:#edf5fc}
html[data-theme="dark"] .hero-lead,
html[data-theme="dark"] .section-head p,
html[data-theme="dark"] .feature-card p,
html[data-theme="dark"] .feature-list li,
html[data-theme="dark"] .capability-copy p,
html[data-theme="dark"] .detail-card p,
html[data-theme="dark"] .steps p,
html[data-theme="dark"] .price-card li,
html[data-theme="dark"] .faq-list p{color:#9eacbd}
html[data-theme="dark"] .calculator-card,
html[data-theme="dark"] .logo-strip,
html[data-theme="dark"] .feature-card,
html[data-theme="dark"] .capability-list div,
html[data-theme="dark"] .detail-card,
html[data-theme="dark"] .price-card,
html[data-theme="dark"] .formula-card{background:#101c2b;border-color:#283a4f}
html[data-theme="dark"] .feature-card.featured,
html[data-theme="dark"] .capability-band,
html[data-theme="dark"] .seo-detail-cards .detail-card{background:#0d1b2b;border-color:#29445e}
html[data-theme="dark"] .calc-head,
html[data-theme="dark"] .steps article,
html[data-theme="dark"] .faq-list details,
html[data-theme="dark"] .footer{border-color:#27384c}
html[data-theme="dark"] .input-wrap,
html[data-theme="dark"] .calc-meta>div{background:#0b1726;border-color:#2a3b50}
html[data-theme="dark"] .input-wrap:focus-within{background:#0d1b2b}
html[data-theme="dark"] .input-wrap input{color:#edf5fc}
html[data-theme="dark"] .input-wrap b{background:#132236;border-color:#2a3b50;color:#a9b8c8}
html[data-theme="dark"] .calc-meta b,
html[data-theme="dark"] .feature-card h3,
html[data-theme="dark"] .capability-list b,
html[data-theme="dark"] .steps h3,
html[data-theme="dark"] .faq-list summary{color:#e4edf6}
html[data-theme="dark"] .footer{background:#0a1523}
html[data-theme="dark"] .footer-bottom{border-color:#27384c}
html[data-theme="dark"] .security-section{background:#0b1f33;color:#fff}
html[data-theme="dark"] .price-label{background:#12365a;color:#91c0ff}
html[data-theme="dark"] .price-label.neutral{background:#1d2d40;color:#aab9c9}
html[data-theme="dark"] .btn-disabled{background:#172639;border-color:#2c4056;color:#8fa1b4}
html[data-theme="dark"] .btn-light{background:#1f6feb;color:#fff}
html[data-theme="dark"] .brand-logo{border-color:transparent;background:transparent}
html[data-theme="dark"] .brand-logo img{filter:brightness(0) invert(1)}

/* Yasal ve iletişim sayfaları */
.legal-page{min-height:100vh;background:#f5f8fc;color:#0b1f33}
.legal-header{max-width:1180px;margin:auto;padding:22px 24px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #dce5ef}
.legal-shell{width:min(860px,calc(100% - 36px));margin:54px auto 80px;background:#fff;border:1px solid #dce5ef;border-radius:24px;padding:clamp(26px,5vw,56px);box-shadow:0 24px 70px rgba(11,31,51,.08)}
.legal-shell h1{font-size:clamp(36px,6vw,58px);line-height:1.05;margin:10px 0 8px;letter-spacing:-.04em}
.legal-shell h2{font-size:21px;margin:0 0 9px;color:#123653}
.legal-shell section{padding:23px 0;border-bottom:1px solid #e6edf4}
.legal-shell section p,.legal-lead{color:#56697c;line-height:1.75;margin:0}
.legal-updated{color:#7a8b9c;margin:0 0 18px}
.legal-note{margin:26px 0 0;padding:18px 20px;border-radius:14px;background:#edf5fc;color:#496176;line-height:1.6}
.legal-nav{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.legal-nav a,.contact-card>a{color:#0b679c;font-weight:800;text-decoration:none}
.legal-nav a{padding:11px 15px;border:1px solid #cad9e6;border-radius:11px}
.contact-card>a{font-size:22px}
html[data-theme="dark"] .legal-page{background:#07111f;color:#edf5fc}
html[data-theme="dark"] .legal-header{border-color:#27384c}
html[data-theme="dark"] .legal-shell{background:#101c2b;border-color:#283a4f;box-shadow:none}
html[data-theme="dark"] .legal-shell h2{color:#dcecff}
html[data-theme="dark"] .legal-shell section{border-color:#27384c}
html[data-theme="dark"] .legal-shell section p,
html[data-theme="dark"] .legal-lead,
html[data-theme="dark"] .legal-updated{color:#9eacbd}
html[data-theme="dark"] .legal-note{background:#13263a;color:#afc0d2}
html[data-theme="dark"] .legal-nav a{border-color:#385069;color:#8fc8ef}
@media(max-width:620px){.legal-header{padding:16px 18px}.legal-header .theme-toggle-label{display:none}.legal-shell{margin-top:24px;border-radius:18px}}
@media(max-width:760px){
  .brand-logo-main{width:156px;height:44px}
  .theme-toggle{width:100%}
  html[data-theme="dark"] .main-nav{background:#0e1b2b;border-color:#2a3b50}
}


/* ===== ortak MesaiPilot degrade standardı ===== */
:root{--mesai-gradient:linear-gradient(135deg,#0b1f33 0%,#153b5f 100%)}
.btn-primary,
.main-nav .nav-register,
.main-nav .nav-account,
.steps article>span,
.formula-steps b,
.feature-icon,
html[data-theme="dark"] .btn-primary,
html[data-theme="dark"] .main-nav .nav-register,
html[data-theme="dark"] .main-nav .nav-account,
html[data-theme="dark"] .steps article>span,
html[data-theme="dark"] .formula-steps b,
html[data-theme="dark"] .feature-icon{
  background:var(--mesai-gradient);
  color:#fff;
}
.btn-primary,
.main-nav .nav-register,
.main-nav .nav-account{
  box-shadow:0 10px 24px rgba(11,31,51,.22);
}
.btn-primary:hover,
.main-nav .nav-register:hover,
.main-nav .nav-account:hover,
html[data-theme="dark"] .btn-primary:hover,
html[data-theme="dark"] .main-nav .nav-register:hover,
html[data-theme="dark"] .main-nav .nav-account:hover{
  background:var(--mesai-gradient);
  color:#fff;
  filter:brightness(1.12);
  box-shadow:0 12px 28px rgba(11,31,51,.28);
}