/*
Theme Name: Sold Price History — Ledger
Theme URI: https://soldpricehistory.co.uk
Description: Sold Price History için özgün "The Ledger" teması — UK ev fiyatları, sokak sokak. Sunum katmanı; veri sph-core eklentisinden gelir.
Author: World Power Plants Team
Version: 1.0.0
Text Domain: sold-price
*/

/* ============ The Ledger — tasarım tokenları ============ */
:root{
  --paper:#fbfbf9; --paper-sunk:#f2f3f0; --ink:#10261e; --ink-soft:#2f4a3f; --sage:#5c6b64;
  --brand:#1f6f5c; --brand-dark:#15503f; --gain:#1f6f5c; --loss:#b4462f; --hairline:#e3e6e1;
  --gain-bright:#12b981; --loss-bright:#f04e34; --amber:#e8a33d;
  --maxw:1120px; --maxw-narrow:768px;
  --font-display:"Fraunces",Georgia,"Times New Roman",serif;
  --font-sans:"IBM Plex Sans",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --r:10px; --shadow:0 1px 2px rgba(16,38,30,.04),0 6px 24px -12px rgba(16,38,30,.14);
  --shadow-lift:0 2px 4px rgba(16,38,30,.06),0 18px 40px -18px rgba(31,111,92,.28);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink-soft);font-family:var(--font-sans);
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
h1,h2,h3,h4{color:var(--ink);font-family:var(--font-display);font-weight:600;line-height:1.05;
  text-wrap:balance;margin:0 0 .5em}
a{color:var(--brand-dark);text-decoration:none}
a:hover{color:var(--brand)}
img{max-width:100%;height:auto}
p{margin:0 0 1rem}
.font-display{font-family:var(--font-display)}
.tnum{font-variant-numeric:tabular-nums lining-nums}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);border:0}

/* container */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.wrap-narrow{max-width:var(--maxw-narrow);margin:0 auto;padding:0 20px}
.eyebrow,.section-no{color:var(--brand);font-size:12.5px;font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;font-variant-numeric:tabular-nums}
.lead{font-size:1.18rem;color:var(--ink-soft);line-height:1.55}
.muted{color:var(--sage)}
.gain{color:var(--gain)} .loss{color:var(--loss)}

/* ============ Yüzey dokuları ============ */
.paper-grid{background-image:
  linear-gradient(to right,rgba(16,38,30,.04) 1px,transparent 1px),
  linear-gradient(to bottom,rgba(16,38,30,.04) 1px,transparent 1px);
  background-size:34px 34px}
.paper-grid-dark{background-image:
  linear-gradient(to right,rgba(255,255,255,.05) 1px,transparent 1px),
  linear-gradient(to bottom,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:34px 34px}
.grain{position:relative}
.grain::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.35'/%3E%3C/svg%3E")}
.rule-engraved{border-top:1px solid var(--hairline);box-shadow:0 1px 0 #fff;padding-top:1.25rem}

/* ============ Kartlar / rozetler ============ */
.card-3d{background:var(--paper);border:1px solid var(--hairline);border-radius:var(--r);box-shadow:var(--shadow);
  transition:transform .5s cubic-bezier(.22,1,.36,1),box-shadow .5s,border-color .5s}
.card-3d:hover{transform:translateY(-6px);border-color:color-mix(in srgb,var(--brand) 40%,var(--hairline));box-shadow:var(--shadow-lift)}
.badge-gain,.badge-loss{display:inline-flex;align-items:center;gap:.3em;border-radius:999px;padding:.2em .6em;
  font-size:12.5px;font-weight:650;font-variant-numeric:tabular-nums;line-height:1}
.badge-gain{color:#0b7a54;background:rgba(18,185,129,.12)}
.badge-loss{color:#b03018;background:rgba(240,78,52,.12)}
.live-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--brand);animation:blink 1.6s ease-in-out infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.3}}

/* ============ Reveal (scroll-in) ============ */
.reveal,.reveal-deep{opacity:1}
html.js .reveal{opacity:0;transform:translateY(30px);transition:opacity 1.1s cubic-bezier(.22,1,.36,1),transform 1.1s cubic-bezier(.22,1,.36,1)}
html.js .reveal-deep{opacity:0;transform:translateY(34px);transition:opacity 1.2s cubic-bezier(.22,1,.36,1),transform 1.2s cubic-bezier(.22,1,.36,1)}
html.js .reveal.is-in,html.js .reveal-deep.is-in{opacity:1;transform:none}

/* ============ Nav ============ */
.site-header{position:sticky;top:0;z-index:50;transition:background .5s,color .5s;backdrop-filter:blur(8px)}
.site-header{background:rgba(251,251,249,.8);color:var(--ink)}
.site-header.is-scrolled,.site-header.menu-open{background:var(--ink);color:var(--paper)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.nav a{color:inherit}
.brand{display:flex;align-items:center;gap:.5rem;font-family:var(--font-display);font-weight:600;font-size:1.15rem}
.brand .his{color:var(--brand)}
.site-header.is-scrolled .brand .his,.site-header.menu-open .brand .his{color:var(--paper)}
.brand svg{width:32px;height:32px;flex:none}
.nav-links{display:none;align-items:center;gap:1.6rem}
.nav-links a{font-size:.98rem;font-weight:500;opacity:.85}
.nav-links a:hover{opacity:1}
.nav-search{display:none;align-items:center;gap:.4rem;border:1px solid color-mix(in srgb,currentColor 25%,transparent);
  border-radius:999px;padding:.35rem .7rem}
.nav-search input{border:0;background:transparent;color:inherit;width:150px;outline:none;font-size:.9rem;transition:width .3s}
.nav-search input:focus{width:210px}
.nav-search input::placeholder{color:color-mix(in srgb,currentColor 55%,transparent)}
.nav-toggle{display:inline-flex;background:none;border:0;color:inherit;cursor:pointer;padding:.4rem}
@media(min-width:768px){.nav-links{display:flex}.nav-search{display:flex}.nav-toggle{display:none}}
.mobile-menu{display:none;flex-direction:column;gap:.2rem;padding:0 0 1.2rem}
.site-header.menu-open .mobile-menu{display:flex}
.mobile-menu a{font-family:var(--font-display);font-size:1.4rem;padding:.5rem 0;color:inherit}

/* ============ Footer ============ */
.site-footer{background:var(--ink);color:rgba(251,251,249,.8);margin-top:5rem}
.site-footer a{color:rgba(251,251,249,.8)}
.site-footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:1fr;gap:2rem;padding:4rem 0 2rem}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.footer-grid h4{color:#fff;font-family:var(--font-sans);font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;font-weight:600}
.footer-grid ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}
.footer-attr{border-top:1px solid rgba(255,255,255,.12);padding:1.5rem 0 3rem;font-size:.82rem;color:rgba(251,251,249,.55)}
.footer-btn{background:none;border:0;color:inherit;cursor:pointer;padding:0;font:inherit;text-align:left}
.footer-btn:hover{color:#fff}

/* ============ Genel bölüm ============ */
.section{padding:5rem 0}
.section-sm{padding:3rem 0}
.section-sunk{background:var(--paper-sunk);border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline)}
h1.page-h1{font-size:clamp(2.4rem,6vw,4.4rem);line-height:.98}
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--hairline)}
.hero-inner{position:relative;padding:2.5rem 0 3rem}
.dl-stats{display:flex;flex-wrap:wrap;gap:2rem;margin:1.5rem 0 0}
.dl-stats dt{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--sage);margin-bottom:.2rem}
.dl-stats dd{margin:0;font-family:var(--font-display);font-size:1.9rem;color:var(--ink)}

/* Transparency badge */
.transparency{display:inline-flex;flex-wrap:wrap;align-items:center;gap:.5rem;margin-top:1.2rem;
  border:1px solid color-mix(in srgb,var(--brand) 25%,var(--hairline));background:color-mix(in srgb,var(--brand) 5%,var(--paper));
  border-radius:999px;padding:.4rem .9rem;font-size:.74rem;letter-spacing:.04em;text-transform:uppercase;color:var(--brand-dark);font-weight:600}
.transparency span{white-space:nowrap}
.transparency b{color:var(--ink)}

/* Breadcrumb */
.crumbs{display:flex;flex-wrap:wrap;gap:.4rem;font-size:.85rem;color:var(--sage);margin-bottom:1rem;list-style:none;padding:0}
.crumbs li{display:flex;gap:.4rem}
.crumbs li::after{content:"/";color:var(--hairline)}
.crumbs li:last-child::after{content:""}
.crumbs a:hover{color:var(--brand)}

/* CTA buttons */
.btn{display:inline-flex;align-items:center;gap:.4rem;border-radius:8px;padding:.7rem 1.2rem;font-weight:600;font-size:.95rem;
  transition:transform .2s,box-shadow .2s,background .2s}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px -8px rgba(31,111,92,.5)}
.btn-text{color:var(--brand-dark);text-decoration:underline;text-underline-offset:3px}

/* Key facts grid */
.facts{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--hairline);border:1px solid var(--hairline);border-radius:var(--r);overflow:hidden;margin:1.5rem 0}
@media(min-width:768px){.facts{grid-template-columns:repeat(4,1fr)}}
.facts .fact{background:var(--paper);padding:1.2rem 1.1rem}
.facts .fact .k{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--sage);margin-bottom:.35rem}
.facts .fact .v{font-family:var(--font-display);font-size:1.55rem;color:var(--ink)}
.facts .fact small{display:block;color:var(--sage);font-size:.72rem;margin-top:.15rem}

/* Data tables */
.table-scroll{overflow-x:auto;border:1px solid var(--hairline);border-radius:var(--r)}
table.sph{width:100%;border-collapse:collapse;font-size:.92rem;min-width:560px}
table.sph thead th{background:rgba(31,111,92,.04);text-align:left;padding:.7rem .9rem;font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;color:var(--sage);font-weight:600;white-space:nowrap}
table.sph tbody td{padding:.7rem .9rem;border-top:1px solid var(--hairline);vertical-align:top}
table.sph .num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
table.sph tbody tr:hover{background:rgba(31,111,92,.02)}
.addr-sub{color:var(--sage);font-size:.82rem}
.footnote{font-size:.8rem;color:var(--sage);margin-top:.7rem}

/* Related-link grids */
.link-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--hairline);border:1px solid var(--hairline);border-radius:var(--r);overflow:hidden}
@media(min-width:640px){.link-grid{grid-template-columns:repeat(3,1fr)}}
.link-grid a{background:var(--paper);padding:.9rem 1rem;display:flex;flex-direction:column;gap:.15rem}
.link-grid a:hover{background:rgba(31,111,92,.03)}
.link-grid .t{color:var(--ink);font-weight:600}
.link-grid .n{color:var(--sage);font-size:.8rem}

/* Pills */
.pills{display:flex;flex-wrap:wrap;gap:.6rem}
.pill{border:1px solid var(--hairline);border-radius:999px;padding:.45rem .9rem;font-size:.92rem;color:var(--ink);transition:transform .2s,border-color .2s,box-shadow .2s;background:var(--paper)}
.pill:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:0 6px 16px -8px rgba(31,111,92,.4);color:var(--brand-dark)}
.pill-strong{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.pill-strong:hover{color:var(--paper);background:var(--brand-dark);border-color:var(--brand-dark)}

/* Market pulse */
.pulse-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media(min-width:640px){.pulse-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){.pulse-grid{grid-template-columns:repeat(4,1fr)}}
.pulse{padding:1rem 1.1rem;display:block}
.pulse .nm{color:var(--ink);font-weight:600;display:flex;justify-content:space-between;align-items:center;gap:.5rem}
.pulse:hover .nm{color:var(--brand)}
.pulse .pr{font-family:var(--font-display);font-size:1.5rem;color:var(--ink);margin-top:.5rem}
.pulse .mt{color:var(--sage);font-size:.78rem;margin-top:.15rem}

/* FAQ */
.faq details{border-top:1px solid var(--hairline);padding:1rem 0}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:1rem;color:var(--ink);font-weight:600;font-size:1.05rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--brand);font-size:1.4rem;line-height:1;transition:transform .3s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:.8rem 0 0;color:var(--ink-soft)}

/* ============ Charts ============ */
.sph-trend{margin:1.5rem 0}
.sph-trend-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.8rem;margin-bottom:.6rem}
.sph-trend-cap{color:var(--sage);font-size:.85rem}
.sph-trend-tabs{display:inline-flex;border:1px solid var(--hairline);border-radius:999px;overflow:hidden}
.sph-trend-tabs button{background:transparent;border:0;padding:.35rem .8rem;font-size:.82rem;font-weight:600;color:var(--sage);cursor:pointer}
.sph-trend-tabs button.is-active{background:var(--brand);color:#fff}
.sph-trend-svg,.sph-hero-chart svg{width:100%;height:auto;display:block}
.sph-grid{stroke:var(--hairline);stroke-width:1}
.sph-grid-label{fill:var(--sage);font-size:12px;font-family:var(--font-sans)}
.sph-axis-label{fill:var(--sage);font-size:13px;font-family:var(--font-sans)}
.sph-year-ticker{fill:rgba(16,38,30,.06);font-size:104px;font-weight:700;font-family:var(--font-display)}
.sph-trend-area,.sph-hero-area{display:none}
.sph-trend-area.is-active{display:block}
.sph-trend-line{fill:none;stroke:var(--brand);stroke-width:2.5;display:none;stroke-linejoin:round;stroke-linecap:round}
.sph-trend-line.is-active{display:block}
.sph-line-real{stroke:var(--ink);stroke-width:2;stroke-dasharray:1 5}
.sph-peak-dot{fill:var(--ink)}
.sph-peak-label{fill:var(--sage);font-size:12px;font-family:var(--font-sans)}
.sph-trend-legend,.sph-hero-legend{display:flex;gap:1.2rem;margin-top:.6rem;font-size:.8rem;color:var(--sage)}
.sph-trend-legend .lg,.sph-hero-legend .lg{display:inline-flex;align-items:center;gap:.4rem}
.lg-cash i{width:16px;height:2.5px;background:var(--brand);display:inline-block}
.lg-real i{width:16px;height:0;border-top:2px dotted var(--ink);display:inline-block}
.sph-hero-cash{fill:none;stroke:var(--brand);stroke-width:2.5;stroke-linejoin:round}
.sph-hero-real{fill:none;stroke:var(--ink);stroke-width:2;stroke-dasharray:1 5}
.sph-hero-scissors{fill:rgba(31,111,92,.08)}
.sph-hero-area{display:block}
/* draw-on animation (JS adds .drawn) */
.sph-anim-line{stroke-dasharray:var(--len);stroke-dashoffset:var(--len)}
.sph-anim-line.drawn{stroke-dashoffset:0;transition:stroke-dashoffset 2.4s cubic-bezier(.33,1,.68,1)}

/* Range slider */
.sph-range{-webkit-appearance:none;appearance:none;width:100%;height:6px;border-radius:999px;
  background:linear-gradient(to right,var(--brand) 0%,var(--brand) var(--pct,40%),var(--hairline) var(--pct,40%),var(--hairline) 100%);outline:none}
.sph-range::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;border-radius:50%;background:var(--paper);
  border:2px solid var(--brand);box-shadow:0 2px 6px rgba(16,38,30,.2);cursor:grab}
.sph-range::-moz-range-thumb{width:22px;height:22px;border-radius:50%;background:var(--paper);border:2px solid var(--brand);cursor:grab}
.sph-range:active::-webkit-slider-thumb{cursor:grabbing;transform:scale(1.12)}

/* prose */
.prose-ledger{color:var(--ink-soft);line-height:1.7;max-width:70ch}
.prose-ledger h2{font-family:var(--font-display);color:var(--ink);font-size:1.6rem;margin:2.2rem 0 .75rem}
.prose-ledger h3{color:var(--ink);font-weight:600;font-size:1.1rem;margin:1.6rem 0 .5rem}
.prose-ledger p{margin:.85rem 0}
.prose-ledger ul{padding-left:1.2rem}
.prose-ledger a{color:var(--brand-dark);text-decoration:underline;text-underline-offset:3px}
.prose-ledger a:hover{color:var(--brand)}
.prose-ledger strong{color:var(--ink);font-weight:600}

/* Tools */
.calc{display:grid;grid-template-columns:1fr;gap:2.5rem;align-items:start}
@media(min-width:1024px){.calc{grid-template-columns:1fr 1.1fr}}
.calc-field{margin-bottom:1.3rem}
.calc-field label{display:block;font-size:.85rem;color:var(--sage);margin-bottom:.35rem;font-weight:500}
.calc-money{display:flex;align-items:center;border-bottom:2px solid var(--hairline)}
.calc-money span{font-size:1.5rem;color:var(--sage);font-family:var(--font-display)}
.calc-money input{border:0;background:transparent;font-size:1.5rem;font-family:var(--font-display);color:var(--ink);
  width:100%;outline:none;padding:.2rem .3rem;font-variant-numeric:tabular-nums}
.calc-money:focus-within{border-color:var(--brand)}
.calc-result{background:var(--paper);border:1px solid var(--hairline);border-radius:var(--r);padding:1.8rem;box-shadow:var(--shadow)}
.calc-result .big{font-family:var(--font-display);font-size:clamp(2.6rem,7vw,3.6rem);color:var(--ink);font-variant-numeric:tabular-nums;line-height:1}
.calc-result .cap{color:var(--sage);font-size:.9rem;margin-bottom:.3rem}
.calc-note{font-size:.8rem;color:var(--sage);margin-top:1rem}
.toggle{display:flex;align-items:center;gap:.6rem;cursor:pointer;margin-bottom:.6rem}
.toggle input{width:18px;height:18px;accent-color:var(--brand)}
.bar-track{height:6px;border-radius:999px;background:var(--paper-sunk);overflow:hidden;margin-top:.4rem}
.bar-fill{height:100%;background:var(--brand);border-radius:999px;transition:width .6s cubic-bezier(.22,1,.36,1)}

/* Compare duel */
.duel-selects{display:grid;grid-template-columns:1fr auto 1fr;gap:1rem;align-items:center;margin:1.5rem 0}
.duel-selects select{font-family:var(--font-display);font-size:clamp(1.3rem,3vw,1.8rem);border:0;border-bottom:2px solid var(--hairline);background:transparent;color:var(--ink);width:100%;padding:.3rem 0}
.duel-selects select:focus{outline:none;border-color:var(--brand)}
.vs{width:44px;height:44px;border-radius:50%;background:var(--ink);color:var(--paper);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:.9rem}
.metric-row{padding:1rem 0;border-top:1px solid var(--hairline)}
.metric-row .ml{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}
.metric-bars{display:grid;gap:.3rem}
.metric-bars .mb{height:10px;border-radius:999px;background:var(--paper-sunk);overflow:hidden}
.metric-bars .mb i{display:block;height:100%;border-radius:999px;transition:width .9s cubic-bezier(.22,1,.36,1)}
.mb-a i{background:var(--brand)} .mb-b i{background:var(--ink)}

@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html.js .reveal,html.js .reveal-deep{opacity:1;transform:none}
  .sph-anim-line{stroke-dashoffset:0}
}

/* ============ Ana sayfa responsive ============ */
@media(min-width:820px){
  .perm2-grid{grid-template-columns:1fr 1fr!important}
  .home-hero-grid{grid-template-columns:1.05fr 1.25fr!important}
  .methodology-grid{grid-template-columns:1fr 1fr!important;align-items:start}
}
.budget-chips{grid-template-columns:repeat(2,1fr)!important}
@media(min-width:640px){.budget-chips{grid-template-columns:repeat(3,1fr)!important}}
@media(min-width:960px){.budget-chips{grid-template-columns:repeat(4,1fr)!important}}
html.js .budget-chip{opacity:.4;filter:grayscale(1);transition:opacity .5s,filter .5s,border-color .5s}
html.js .budget-chip.lit{opacity:1;filter:none}
.budget-chip.lit{border-color:var(--brand)!important}
.sph-hero-chart{margin:0 -1rem}
@media(min-width:820px){.sph-hero-chart{margin-right:-4rem}}

/* tools/insights responsive */
@media(min-width:640px){.tools-grid{grid-template-columns:repeat(2,1fr)!important}}
@media(min-width:960px){.tools-grid{grid-template-columns:repeat(3,1fr)!important}}
@media(min-width:900px){.insight-grid{grid-template-columns:minmax(0,1fr) 16rem!important;align-items:start}}