:root{
  --gold:#B89654;--gold2:#A98644;--dark:#0a0a0a;--dark2:#151515;
  --w80:rgba(255,255,255,.8);--w50:rgba(255,255,255,.5);--w20:rgba(255,255,255,.2);
  --fd:'Cormorant Garamond',serif;--fm:'Montserrat',sans-serif;
  --radius:8px;
  --bg:#fafaf8;--bg2:#f4f1ea;--bg3:#eee9de;
  --text:#1a1a1a;--text2:#555;--text3:#888;
  --border:rgba(0,0,0,.1);--border2:rgba(0,0,0,.18);
  --green-bg:#EAF3DE;--green-text:#3B6D11;
  --amber-bg:#FAEEDA;--amber-text:#854F0B;
  --blue-bg:#E6F1FB;--blue-text:#0C447C;
  --red-bg:#FAEAEA;--red-text:#A32D2D;
  --shadow:0 3px 14px rgba(0,0,0,.07);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--fm);background:var(--bg);color:var(--text);font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}
button,input{font-family:var(--fm)}
#navbar{background:var(--dark);position:sticky;top:0;z-index:300;border-bottom:1px solid rgba(184,150,84,.15)}
.nav-inner{max-width:1280px;margin:0 auto;padding:0 32px;display:flex;align-items:center;height:68px;gap:0}
.nav-logo{display:flex;align-items:center;gap:12px;margin-right:auto;text-decoration:none}
.nav-logo img{height:46px;width:46px;object-fit:contain}
.nav-logo .name{font-family:var(--fd);font-size:22px;font-weight:600;letter-spacing:1px;color:var(--gold);display:block;line-height:1}
.nav-logo .sub{font-size:12px;font-weight:600;letter-spacing:3px;text-transform:uppercase;color:var(--gold);display:flex;align-items:center;gap:7px;width:max-content;margin-top:5px}
.nav-logo .sub::before,.nav-logo .sub::after{content:'';display:block;width:24px;height:1px;background:var(--gold)}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none}
.nav-links a{font-size:12px;font-weight:500;letter-spacing:2px;text-transform:uppercase;color:var(--w80);text-decoration:none;transition:color .3s;position:relative}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:1px;background:var(--gold);transition:width .3s}
.nav-links a:hover,.nav-links a.active{color:var(--gold)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-right{display:flex;align-items:center;gap:8px;margin-left:24px}
.lang-btn{background:transparent;border:1px solid var(--w20);color:var(--w80);font-size:12px;font-weight:700;letter-spacing:2px;padding:5px 12px;cursor:pointer;transition:all .3s}
.lang-btn.active{background:var(--gold);border-color:var(--gold);color:var(--dark)}
.page-hero{background:var(--dark);padding:50px 32px 42px;position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(184,150,84,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(184,150,84,.045) 1px,transparent 1px);background-size:40px 40px}
.page-hero::after{content:'';position:absolute;bottom:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--gold) 30%,var(--gold) 70%,transparent)}
.hero-inner{max-width:1280px;margin:0 auto;position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px;align-items:end}
.hero-eyebrow{display:inline-flex;align-items:center;gap:10px;margin-bottom:14px}
.hero-eyebrow-line{width:28px;height:1px;background:var(--gold2)}
.hero-eyebrow-text{font-size:12px;font-weight:700;letter-spacing:4px;text-transform:uppercase;color:var(--gold)}
h1{font-family:var(--fd);font-size:50px;font-weight:700;color:#fff;line-height:1.02;margin-bottom:9px}
h1 em{color:var(--gold);font-style:italic}
.hero-copy{font-size:13px;color:var(--w50);max-width:670px;letter-spacing:.3px}
.hero-note{border:1px solid rgba(184,150,84,.35);color:var(--gold);padding:12px 16px;font-size:12px;font-weight:700;letter-spacing:2px;text-transform:uppercase;white-space:nowrap}
.main-wrap{max-width:1280px;margin:0 auto;padding:34px 32px 64px;display:grid;grid-template-columns:410px minmax(0,1fr);gap:28px;align-items:start}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.card-head{background:var(--dark);padding:17px 22px;border-bottom:1px solid rgba(184,150,84,.25)}
.card-title{font-family:var(--fd);font-size:23px;font-weight:600;color:#fff;line-height:1.15}
.card-sub{font-size:12px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:var(--gold);margin-top:3px}
.card-body{padding:22px}
.form-card{position:sticky;top:88px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-group{display:flex;flex-direction:column;gap:6px}
.form-group.full{grid-column:1/-1}
.form-label{font-size:12px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--text2)}
.field-wrap{position:relative}
.field-wrap.currency::before,.field-wrap.percent::after,.field-wrap.day::after{position:absolute;top:50%;transform:translateY(-50%);color:var(--gold);font-size:13px;font-weight:700;pointer-events:none}
.field-wrap.currency::before{content:'TL';left:12px}
.field-wrap.percent::after{content:'%';right:12px}
.field-wrap.day::after{content:'gün';right:12px;color:var(--text3);font-weight:600}
.form-input{width:100%;border:1px solid var(--border2);border-radius:var(--radius);padding:11px 12px;background:#fff;color:var(--text);font-size:14px;outline:none;transition:border .2s,box-shadow .2s;font-variant-numeric:tabular-nums}
.field-wrap.currency .form-input{padding-left:42px}
.field-wrap.percent .form-input,.field-wrap.day .form-input{padding-right:44px}
.form-input:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(184,150,84,.12)}
.form-hint{font-size:12px;color:var(--text3);line-height:1.5}
.action-row{display:grid;grid-template-columns:1fr auto;gap:10px;margin-top:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:6px;cursor:pointer;font-size:12px;font-weight:700;letter-spacing:2px;text-transform:uppercase;text-decoration:none;transition:all .2s;min-height:43px;white-space:nowrap}
.btn-primary{background:var(--gold);color:var(--dark);padding:0 18px}
.btn-primary:hover{background:#C9AA6A;box-shadow:0 4px 12px rgba(184,150,84,.25)}
.btn-secondary{background:#fff;color:var(--text2);border:1px solid var(--border2);width:46px}
.btn-secondary:hover{background:var(--bg2);color:var(--text)}
.result-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:18px}
.metric{border:1px solid var(--border);border-radius:var(--radius);padding:18px;background:#fff;min-height:132px;display:flex;flex-direction:column;justify-content:space-between}
.metric.dark{background:var(--dark);border-color:var(--dark)}
.metric-label{font-size:12px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;color:var(--text3)}
.metric.dark .metric-label{color:var(--gold)}
.metric-value{font-family:var(--fd);font-size:32px;font-weight:700;color:var(--text);line-height:1.05;margin-top:18px;word-break:break-word}
.metric.dark .metric-value{color:#fff}
.metric-sub{font-size:12px;color:var(--text3);margin-top:8px}
.summary-band{background:linear-gradient(135deg,rgba(184,150,84,.14),rgba(184,150,84,.04));border:1px solid rgba(184,150,84,.28);border-radius:var(--radius);padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:18px}
.summary-band strong{font-family:var(--fd);font-size:25px;color:var(--text);line-height:1}
.summary-band span{display:block;font-size:12px;color:var(--text2);margin-top:4px}
.summary-formula{font-size:18px;font-weight:700;color:var(--gold2);white-space:nowrap;font-variant-numeric:tabular-nums}
.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:var(--radius);background:#fff}
.data-table{width:100%;border-collapse:collapse;font-size:13px;min-width:620px}
.data-table th{background:var(--dark);color:var(--gold);padding:11px 14px;text-align:left;font-size:12px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;white-space:nowrap}
.data-table th.num,.data-table td.num{text-align:right}
.data-table td{padding:11px 14px;border-bottom:1px solid var(--border);color:var(--text2);vertical-align:middle}
.data-table tr:last-child td{border-bottom:none}
.data-table tr.total-row td{background:var(--bg2);color:var(--text);font-weight:800}
.data-table td.num{font-weight:700;font-variant-numeric:tabular-nums;color:var(--text)}
.info-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:18px}
.info-box{border-radius:var(--radius);padding:15px 16px;border:1px solid var(--border);font-size:12px;line-height:1.7}
.info-box strong{display:block;font-size:12px;letter-spacing:1.4px;text-transform:uppercase;margin-bottom:4px}
.info-box.blue{background:var(--blue-bg);color:var(--blue-text);border-color:rgba(12,68,124,.18)}
.info-box.amber{background:var(--amber-bg);color:var(--amber-text);border-color:rgba(133,79,11,.18)}
footer{background:var(--dark);border-top:1px solid var(--w20);padding:56px 0 26px;overflow:hidden}
footer .container{max-width:1200px;margin:0 auto;padding:0 32px}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:52px;margin-bottom:52px}
.footer-brand p{font-size:12px;color:var(--w50);line-height:1.8;margin-top:14px;max-width:300px}
.footer-col-heading{font-size:12px;letter-spacing:3px;text-transform:uppercase;color:var(--gold);margin-bottom:18px;font-weight:600}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:9px}
.footer-col ul li a,.footer-col ul li span{font-size:12px;color:var(--w50);transition:color .3s;text-decoration:none}
.footer-col ul li a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.07);padding-top:24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.footer-bottom p{font-size:12px;color:var(--w50)}
@media(max-width:980px){
  .hero-inner,.main-wrap{grid-template-columns:minmax(0,1fr)}
  .main-wrap > *,.card,.table-wrap{min-width:0;width:100%}
  .hero-note{width:max-content;max-width:100%}
  .form-card{position:static}
  .nav-links{display:none}
  .result-grid{grid-template-columns:1fr}
}
@media(max-width:640px){
  .nav-inner{padding:0 16px}
  .page-hero{padding:34px 16px}
  h1{font-size:36px}
  .main-wrap{padding:22px 14px 48px}
  .card-body{padding:18px}
  .form-grid,.info-grid{grid-template-columns:1fr}
  .action-row{grid-template-columns:1fr 46px}
  .summary-band{align-items:flex-start;flex-direction:column}
  .summary-formula{white-space:normal;font-size:15px}
  .footer-top{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;text-align:center}
}
@media print{
  #navbar,.page-hero,.form-card,footer,.btn{display:none!important}
  body{background:#fff}
  .main-wrap{display:block;padding:0}
  .card{box-shadow:none}
}