/* sandvicpanelfiyatlari.com.tr — iki sütunlu düzen, indigo/amber palet. */
:root{
  --zemin:#f4f6f8; --kagit:#fff; --murekkep:#11181f; --soluk:#5b6873; --cizgi:#dbe2e8;
  --lacivert:#1e3a68; --lacivert-ac:#2d5490; --amber:#e8b021; --amber-koyu:#a97b06;
  --yesil:#1d6f4a; --kirmizi:#9c3026; --golge:0 1px 2px rgba(17,24,31,.08);
  --r:4px; --ic:clamp(16px,4vw,28px);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--zemin);color:var(--murekkep);font:16px/1.65 "Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;font-feature-settings:"tnum" 0}
img,svg{max-width:100%;height:auto}
a{color:var(--lacivert-ac)}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--amber);outline-offset:2px}
.sp-atla{position:absolute;left:-9999px}
.sp-atla:focus{left:8px;top:8px;z-index:50;background:#fff;padding:8px 12px;border:2px solid var(--lacivert)}
.sp-kap{max-width:1240px;margin:0 auto;padding-left:16px;padding-right:16px}

/* Üst */
.sp-ust{background:var(--lacivert);color:#fff;position:sticky;top:0;z-index:30;box-shadow:0 1px 0 rgba(0,0,0,.2)}
.sp-ust-ic{display:flex;align-items:center;gap:18px;min-height:58px;flex-wrap:wrap}
.sp-marka{display:flex;align-items:center;gap:9px;color:#fff;text-decoration:none;font-size:17px;letter-spacing:-.02em}
.sp-marka b{color:var(--amber);font-weight:700}
.sp-menu{display:flex;gap:2px;flex:1;flex-wrap:wrap;font-size:14.5px}
.sp-menu a{color:#e7edf4;text-decoration:none;padding:7px 10px;border-radius:var(--r)}
.sp-menu a:hover{background:rgba(255,255,255,.12)}
.sp-menu .sp-cta{background:var(--amber);color:#20160a;font-weight:600}
.sp-tel{color:#fff;text-decoration:none;font-weight:600;white-space:nowrap}
.sp-duyuru{margin:0;background:#fff4d6;border-bottom:1px solid #e8d49a;padding:8px 0;font-size:14.5px}
.sp-yol{font-size:13.5px;color:var(--soluk);padding-top:12px;padding-bottom:4px}
.sp-yol a{color:var(--soluk);text-decoration:none}
.sp-yol a:hover{text-decoration:underline}

/* Düzen: sol ray + gövde */
.sp-duzen{display:grid;grid-template-columns:1fr;gap:26px;padding-top:18px;padding-bottom:40px}
@media(min-width:1040px){.sp-duzen{grid-template-columns:238px minmax(0,1fr);gap:34px}
  .sp-govde{grid-column:2;grid-row:1}
  .sp-yan{grid-column:1;grid-row:1;position:sticky;top:74px;align-self:start;max-height:calc(100vh - 92px);overflow:auto}
  .sp-ray>summary{display:none}
  .sp-ray>summary{pointer-events:none}}
.sp-ray{background:var(--kagit);border:1px solid var(--cizgi);border-radius:var(--r);box-shadow:var(--golge)}
.sp-ray>summary{cursor:pointer;padding:11px 14px;font-weight:600;font-size:15px;list-style:none}
.sp-ray>summary::-webkit-details-marker{display:none}
.sp-ray>summary::after{content:"▾";float:right;color:var(--soluk)}
.sp-ray[open]>summary::after{content:"▴"}
.sp-ray nav{padding:0 0 10px}
.sp-ray a{display:block;padding:5px 14px;font-size:14.5px;color:var(--murekkep);text-decoration:none;border-left:3px solid transparent}
.sp-ray a:hover{background:#eef3f9}
.sp-ray a.ak{border-left-color:var(--amber);background:#f7f9fc;font-weight:600}
.sp-ray-b{margin:12px 14px 3px;font-size:12px;letter-spacing:.09em;text-transform:uppercase;color:var(--soluk)}

/* Tipografi */
.sp-govde{min-width:0}
h1{font-size:clamp(25px,4.2vw,36px);line-height:1.2;letter-spacing:-.022em;margin:.1em 0 .35em}
h2{font-size:clamp(20px,2.7vw,25px);line-height:1.28;letter-spacing:-.015em;margin:1.9em 0 .5em;padding-bottom:.22em;border-bottom:2px solid var(--cizgi)}
h3{font-size:18px;margin:1.5em 0 .4em}
h1+.sp-sekme+p,h1+p{font-size:17.5px;color:#2a343d}
p,li{max-width:74ch}
.sp-h1alt{display:block;font-size:.52em;font-weight:400;color:var(--soluk);letter-spacing:0;margin-top:.35em}
.kucuk{font-size:14px;color:var(--soluk)}

/* Bölüm sekmeleri (içindekiler) */
.sp-sekme{margin:0 0 22px;padding:10px 12px;background:#eaeff5;border:1px solid var(--cizgi);border-radius:var(--r)}
.sp-sekme-et{font-size:12px;letter-spacing:.09em;text-transform:uppercase;color:var(--soluk);display:block;margin-bottom:6px}
.sp-sekme ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.sp-sekme li{max-width:none}
.sp-sekme a{display:inline-block;padding:4px 10px;background:#fff;border:1px solid var(--cizgi);border-radius:999px;font-size:13.5px;text-decoration:none;color:var(--murekkep)}
.sp-sekme a:hover,.sp-sekme a.ak{background:var(--lacivert);color:#fff;border-color:var(--lacivert)}

/* Tablolar */
.sp-tablo-kap{overflow-x:auto;margin:1.1em 0;border:1px solid var(--cizgi);border-radius:var(--r);background:var(--kagit)}
table{border-collapse:collapse;width:100%;font-size:14.5px;font-variant-numeric:tabular-nums}
th,td{padding:8px 11px;text-align:left;border-bottom:1px solid var(--cizgi);white-space:nowrap}
thead th{background:#eaeff5;font-size:13px;letter-spacing:.02em;position:sticky;top:0;z-index:1}
tbody tr:nth-child(even){background:#fafbfc}
td.sayi,th.sayi{text-align:right}
td.ana{font-weight:700;color:var(--lacivert)}
.sp-tablo-pencere{max-height:70vh;overflow:auto}
.sp-arac{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:.6em 0;font-size:14px}
.sp-arac input,.sp-arac select{padding:6px 9px;border:1px solid var(--cizgi);border-radius:var(--r);font:inherit;font-size:14px;background:#fff}
.sp-sayac{color:var(--soluk)}
.tnot{font-size:13.5px;color:var(--soluk);margin:.35em 0 0}

/* Kartlar / kutular */
.sp-kutu{background:var(--kagit);border:1px solid var(--cizgi);border-left:4px solid var(--lacivert);border-radius:var(--r);padding:14px 16px;margin:1.2em 0;box-shadow:var(--golge)}
.sp-kutu.uyari{border-left-color:var(--amber)}
.sp-kutu.iyi{border-left-color:var(--yesil)}
.sp-kutu h3{margin-top:0}
.sp-izgara{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));margin:1.2em 0;padding:0;list-style:none}
.sp-izgara li{max-width:none}
.sp-kart{display:block;background:var(--kagit);border:1px solid var(--cizgi);border-radius:var(--r);padding:13px 15px;text-decoration:none;color:inherit;box-shadow:var(--golge)}
.sp-kart:hover{border-color:var(--lacivert-ac)}
.sp-kart b{display:block;color:var(--lacivert);font-size:16px}
.sp-kart span{display:block;font-size:13.5px;color:var(--soluk);margin-top:3px}
.sp-kart .fy{display:block;margin-top:7px;font-weight:700;font-variant-numeric:tabular-nums}

/* Fiyat vurgusu */
.sp-fiyat{display:flex;flex-wrap:wrap;gap:10px;margin:1.1em 0;padding:0;list-style:none}
.sp-fiyat li{background:var(--kagit);border:1px solid var(--cizgi);border-top:3px solid var(--amber);border-radius:var(--r);padding:9px 14px;max-width:none}
.sp-fiyat .e{display:block;font-size:12.5px;color:var(--soluk)}
.sp-fiyat .v{display:block;font-size:20px;font-weight:700;font-variant-numeric:tabular-nums}

/* Hesaplayıcı */
.sp-hesap{background:var(--kagit);border:1px solid var(--cizgi);border-radius:var(--r);padding:16px;margin:1.4em 0;box-shadow:var(--golge)}
.sp-hesap .alanlar{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}
.sp-hesap label{display:block;font-size:13.5px;color:var(--soluk);margin-bottom:3px}
.sp-hesap input,.sp-hesap select{width:100%;padding:8px 10px;border:1px solid var(--cizgi);border-radius:var(--r);font:inherit;background:#fff}
.sp-hesap output{display:block;margin-top:14px;padding-top:12px;border-top:1px dashed var(--cizgi)}
.sp-cikti{display:flex;flex-wrap:wrap;gap:16px;margin:0;padding:0;list-style:none}
.sp-cikti li{max-width:none}
.sp-cikti .e{display:block;font-size:12.5px;color:var(--soluk)}
.sp-cikti .v{display:block;font-size:19px;font-weight:700;font-variant-numeric:tabular-nums}

/* SSS */
.sp-sss{margin:1.2em 0}
.sp-sss details{background:var(--kagit);border:1px solid var(--cizgi);border-radius:var(--r);margin-bottom:8px}
.sp-sss summary{cursor:pointer;padding:11px 14px;font-weight:600}
.sp-sss .cvp{padding:0 14px 12px}
.sp-sss .cvp p{margin:.3em 0}

/* Görsel */
figure{margin:1.4em 0}
figure img{border:1px solid var(--cizgi);border-radius:var(--r);background:#fff;display:block}
figcaption{font-size:13.5px;color:var(--soluk);margin-top:6px}

/* Eylem düğmeleri */
.sp-eylem{display:flex;gap:10px;flex-wrap:wrap;margin:1.3em 0}
.sp-dugme{display:inline-block;padding:10px 18px;border-radius:var(--r);text-decoration:none;font-weight:600;border:1px solid transparent}
.sp-dugme.birincil{background:var(--lacivert);color:#fff}
.sp-dugme.ikincil{background:#fff;color:var(--lacivert);border-color:var(--lacivert)}
.sp-dugme.wa{background:var(--yesil);color:#fff}

/* Alt bilgi */
.sp-alt{background:#101b2c;color:#c6d2df;margin-top:30px;padding:30px 0 18px;font-size:14.5px}
.sp-alt-ic{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.sp-alt a{color:#c6d2df}
.sp-alt-ic a{display:block;text-decoration:none;padding:2px 0}
.sp-alt-ic a:hover{color:#fff;text-decoration:underline}
.sp-alt-marka{font-size:16px;color:#fff;margin:0 0 8px}
.sp-alt-marka b{color:var(--amber)}
.sp-alt-b{font-weight:600;color:#fff;margin:0 0 6px}
.sp-alt-not{margin:22px auto 0;padding-top:14px;border-top:1px solid #23344b;font-size:13px;color:#9fb0c2;max-width:1240px}
.sp-alt-not a{display:inline;text-decoration:underline}

@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
[id]{scroll-margin-top:76px}
@media print{.sp-ust,.sp-yan,.sp-sekme,.sp-alt{display:none}.sp-duzen{display:block}}

/* Uzun sayfalarda katlanan bölüm şeridi */
.sp-sekme-kapali{padding:0}
.sp-sekme-kapali summary{cursor:pointer;padding:10px 12px;font-size:13.5px;font-weight:600;color:var(--soluk);text-transform:uppercase;letter-spacing:.06em;list-style:none}
.sp-sekme-kapali summary::-webkit-details-marker{display:none}
.sp-sekme-kapali summary::after{content:"▾";float:right}
.sp-sekme-kapali details[open] summary::after{content:"▴"}
.sp-sekme-kapali ul{padding:0 12px 12px}

/* Dar ekranda üst şerit: menü tek satırda yatay kayar, yapışkanlık kapalı */
@media(max-width:760px){
  .sp-ust{position:static}
  .sp-ust-ic{gap:10px;min-height:52px;flex-wrap:wrap;justify-content:space-between}
  .sp-menu{order:3;width:100%;flex:0 0 100%;flex-wrap:nowrap;overflow-x:auto;gap:4px;padding-bottom:6px;scrollbar-width:none}
  .sp-menu::-webkit-scrollbar{display:none}
  .sp-menu a{white-space:nowrap;padding:6px 9px}
  .sp-tel{font-size:15px}
  [id]{scroll-margin-top:12px}
}