/* Karşılaştır — "teknik dosya" tasarım dili
   Editoryal: nötr kağıt, mürekkep, hairline çizgiler, monospace rakamlar.
   Derleme adımı yok: bu dosya doğrudan public_html/css/ altına kopyalanır. */

:root {
    --paper:  #f1f0ec;   /* nötr kağıt */
    --card:   #ffffff;
    --wash:   #f8f7f4;

    --ink:   #14161a;
    --ink-2: #565b63;
    --ink-3: #91959c;

    --rule:        #e2e0da;   /* hairline */
    --rule-strong: #c5c3bb;

    --accent:      #3b2fd0;   /* elektrik indigo — seçim ve etkileşim */
    --accent-soft: #eceafc;
    --win:         #0c7550;   /* kazanan değer */
    --win-soft:    #e7f3ed;

    --radius: 8px;
    --radius-sm: 5px;
    --header-h: 60px;

    --mono: ui-monospace, "SF Mono", "Cascadia Mono", "JetBrains Mono", Menlo, Consolas, monospace;
    --serif: Georgia, "Iowan Old Style", "Times New Roman", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font: 15.5px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); }

.container { width: min(1260px, 100% - 2rem); margin-inline: auto; }

.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ============ üst bar ============ */
.site-header {
    position: sticky; top: 0; z-index: 40; height: var(--header-h);
    background: var(--paper); border-bottom: 1px solid var(--rule-strong);
}
.header-inner { display: flex; align-items: center; gap: 1.4rem; height: var(--header-h); }

.logo {
    display: inline-flex; align-items: baseline; gap: .5rem;
    color: var(--ink); text-decoration: none;
}
.logo b { font-family: var(--serif); font-weight: 700; font-size: 1.2rem; letter-spacing: -.02em; }
.logo i {
    font-style: normal; font-family: var(--mono);
    font-size: .64rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3);
}

.header-nav { display: flex; gap: 1.1rem; margin-left: auto; }
.header-nav a {
    padding: .15rem 0; color: var(--ink-2); text-decoration: none;
    font-size: .87rem; border-bottom: 2px solid transparent;
}
.header-nav a:hover { color: var(--ink); }
.header-nav a.is-active { color: var(--ink); border-bottom-color: var(--accent); }

/* ============ ortak ============ */
.eyebrow {
    display: block; margin-bottom: .7rem;
    font-family: var(--mono); font-size: .68rem; letter-spacing: .16em; text-transform: uppercase;
    color: var(--ink-3);
}
.section-title {
    margin: 0 0 .85rem; font-family: var(--serif); font-weight: 700;
    font-size: 1.28rem; letter-spacing: -.015em;
}

.btn {
    display: inline-flex; align-items: center; gap: .4rem;
    padding: .58rem 1.1rem; border-radius: var(--radius-sm);
    font: inherit; font-weight: 560; text-decoration: none; white-space: nowrap;
    color: #fff; background: var(--ink); border: 1px solid var(--ink); cursor: pointer;
}
.btn:hover { background: var(--accent); border-color: var(--accent); }
.btn.is-disabled { background: transparent; color: var(--ink-3); border-color: var(--rule-strong); cursor: not-allowed; }
.btn-ghost {
    padding: .55rem .95rem; border-radius: var(--radius-sm);
    font: inherit; color: var(--ink-2); cursor: pointer; text-decoration: none;
    background: transparent; border: 1px solid var(--rule-strong);
}
.btn-ghost:hover { color: var(--ink); border-color: var(--ink); }

/* ============ giriş ============ */
.hero { padding: 3rem 0 1.6rem; max-width: 680px; }
.hero h1 {
    margin: 0 0 .55rem; font-family: var(--serif); font-weight: 400;
    font-size: clamp(1.9rem, 4.2vw, 2.9rem); line-height: 1.1; letter-spacing: -.025em;
}
.hero h1 em { font-style: italic; }
.hero p { margin: 0; color: var(--ink-2); max-width: 46ch; }

/* ============ filtreler ============ */
.filters {
    display: flex; flex-wrap: wrap; gap: .5rem; align-items: center;
    padding: .55rem 0 .9rem; margin-bottom: 1.1rem;
    border-bottom: 1px solid var(--rule-strong);
}
.filters input, .filters select {
    padding: .5rem .7rem; font: inherit; color: var(--ink);
    background: var(--card); border: 1px solid var(--rule-strong); border-radius: var(--radius-sm);
}
.filters input { flex: 1 1 240px; min-width: 0; }
.filters input::placeholder { color: var(--ink-3); }
.filters input:focus, .filters select:focus {
    outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft);
}
.link-reset { color: var(--ink-2); font-size: .87rem; }

.result-count { margin: 0 0 .9rem; font-family: var(--mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }
.empty { padding: 4rem 0; text-align: center; color: var(--ink-2); }

/* ============ telefon künyeleri ============ */
.phone-grid {
    display: grid; gap: 1px; padding: 0; margin: 0 0 7rem; list-style: none;
    grid-template-columns: repeat(auto-fill, minmax(232px, 1fr));
    background: var(--rule); border: 1px solid var(--rule);   /* hücreler arası hairline */
}
.phone-item { display: flex; flex-direction: column; background: var(--card); transition: background .14s; }
.phone-item:hover { background: var(--wash); }
.phone-item:has(input:checked) { background: var(--accent-soft); }

.phone-card { position: relative; display: flex; flex-direction: column; flex: 1; padding: 1.1rem 1rem .9rem; cursor: pointer; }
.phone-card input { position: absolute; opacity: 0; pointer-events: none; }

.phone-card__figure { display: grid; place-items: center; height: 150px; margin-bottom: .8rem; }
.phone-card__figure img { max-width: 96%; max-height: 150px; object-fit: contain; }
.phone-card__noimg { width: 58px; height: 96px; border: 1px dashed var(--rule-strong); border-radius: var(--radius-sm); }

.phone-card__brand { font-family: var(--mono); font-size: .63rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.phone-card__name { font-weight: 600; font-size: 1.02rem; line-height: 1.25; letter-spacing: -.015em; margin: .1rem 0 .9rem; }

/* künye plakası — bar yok, hairline ile bölünmüş rakamlar */
/* 2x2: dört sütun dar kartta etiketleri birbirine sokuyordu */
.plate {
    display: grid; grid-template-columns: 1fr 1fr;
    margin: auto 0 0; padding: 0; border-top: 1px solid var(--rule);
}
.plate div { padding: .5rem .7rem; min-width: 0; }
.plate div:nth-child(even) { border-left: 1px solid var(--rule); }
.plate div:nth-child(n+3) { border-top: 1px solid var(--rule); }
.plate dt { font-family: var(--mono); font-size: .86rem; font-weight: 500; letter-spacing: -.02em; white-space: nowrap; }
.plate dt span { margin-left: .16em; font-size: .66rem; color: var(--ink-3); }
.plate dd { margin: .1rem 0 0; font-size: .59rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }

.phone-card__check {
    position: absolute; top: .8rem; right: .9rem;
    width: 19px; height: 19px; border: 1px solid var(--rule-strong);
    border-radius: 4px; background: var(--card);
}
.phone-card input:checked ~ .phone-card__check { background: var(--accent); border-color: var(--accent); }
.phone-card input:checked ~ .phone-card__check::after {
    content: ""; position: absolute; left: 6px; top: 2px;
    width: 5px; height: 10px; border: solid #fff; border-width: 0 2px 2px 0; transform: rotate(45deg);
}
.phone-card input:focus-visible ~ .phone-card__check { outline: 2px solid var(--accent); outline-offset: 2px; }
.phone-item.is-locked { opacity: .38; }
.phone-item.is-locked .phone-card { cursor: not-allowed; }

.phone-item__foot {
    display: block; padding: .6rem 1rem; border-top: 1px solid var(--rule);
    font-family: var(--mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase;
    color: var(--ink-3); text-decoration: none;
}
.phone-item__foot:hover { color: var(--accent); }

/* ============ alt seçim çubuğu ============ */
.compare-bar {
    position: fixed; inset: auto 0 0 0; z-index: 45;
    background: var(--ink); color: #fff;
}
.compare-bar__inner { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; min-height: 64px; padding: .7rem 0; }
.compare-bar__list { flex: 1 1 240px; font-size: .86rem; color: #c9cbd0; }
.compare-bar__actions { display: flex; gap: .55rem; align-items: center; margin-left: auto; }
.compare-bar .btn { background: #fff; color: var(--ink); border-color: #fff; }
.compare-bar .btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.compare-bar .btn.is-disabled { background: transparent; color: #7d818a; border-color: #3a3e46; }
.compare-bar .btn-ghost { color: #c9cbd0; border-color: #3a3e46; }
.compare-bar .btn-ghost:hover { color: #fff; border-color: #6b6f78; }

/* ============ karşılaştırma ============ */
.breadcrumb { margin: 1.5rem 0 .8rem; font-family: var(--mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }
.breadcrumb a { color: var(--ink-2); text-decoration: none; }
.breadcrumb a:hover { color: var(--accent); }

.compare-head { display: flex; align-items: flex-end; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.1rem; }
.compare-title {
    margin: 0; font-family: var(--serif); font-weight: 400;
    font-size: clamp(1.5rem, 3.2vw, 2.3rem); line-height: 1.12; letter-spacing: -.025em;
}
.compare-title span { color: var(--ink-3); font-style: italic; }

/* sadece farkları göster anahtarı */
.diff-toggle {
    display: inline-flex; align-items: center; gap: .5rem; margin-left: auto;
    font-size: .85rem; color: var(--ink-2); cursor: pointer; user-select: none; white-space: nowrap;
}
.diff-toggle input { position: absolute; opacity: 0; pointer-events: none; }
.diff-toggle i {
    position: relative; width: 34px; height: 20px; border-radius: 999px;
    background: var(--rule-strong); transition: background .16s;
}
.diff-toggle i::after {
    content: ""; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px;
    border-radius: 50%; background: #fff; transition: transform .16s;
}
.diff-toggle input:checked + i { background: var(--accent); }
.diff-toggle input:checked + i::after { transform: translateX(14px); }
.diff-toggle input:focus-visible + i { outline: 2px solid var(--accent); outline-offset: 2px; }

.compare-scroll { overflow-x: auto; background: var(--card); border: 1px solid var(--rule-strong); border-radius: var(--radius); }
.compare-table { width: 100%; border-collapse: collapse; font-size: .9rem; }

.compare-table thead th {
    padding: 1.3rem .8rem 1rem; background: var(--card);
    border-bottom: 1px solid var(--rule-strong); vertical-align: bottom;
}
.compare-table thead .phone-col { min-width: 186px; text-align: center; }
.phone-col img { display: block; width: 108px; height: 108px; margin: 0 auto .55rem; object-fit: contain; }
.phone-col__brand { display: block; font-family: var(--mono); font-size: .62rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.phone-col__name { display: block; font-weight: 620; letter-spacing: -.015em; margin-top: .1rem; }
.phone-col__name a { color: inherit; text-decoration: none; }
.phone-col__name a:hover { color: var(--accent); }

.group-row th {
    padding: .8rem .8rem .55rem; text-align: left;
    font-family: var(--mono); font-size: .66rem; font-weight: 500;
    text-transform: uppercase; letter-spacing: .16em; color: var(--ink-3);
    background: var(--wash); border-top: 1px solid var(--rule-strong); border-bottom: 1px solid var(--rule);
}

.compare-table tbody td,
.compare-table tbody > tr > th.spec-col {
    padding: .62rem .8rem; border-bottom: 1px solid var(--rule); vertical-align: top;
}
.compare-table tbody > tr > th.spec-col {
    width: 250px; min-width: 200px; text-align: left; font-weight: 400; color: var(--ink-2);
}
.compare-table tbody td { text-align: center; font-variant-numeric: tabular-nums; }
.compare-table tbody tr:hover td, .compare-table tbody tr:hover th.spec-col { background: var(--wash); }

/* satır içi fark barı: oran ekrandaki telefonlara göre, katalog geneline göre değil */
.delta { display: block; width: 68px; height: 2px; margin: .32rem auto 0; background: var(--rule); }
.delta i { display: block; height: 100%; background: var(--rule-strong); }
.is-best .delta i { background: var(--win); }

.unit { color: var(--ink-3); }
.dash, .is-missing { color: var(--ink-3); }
.is-same td, .is-same th.spec-col { color: var(--ink-3); }

.is-best { color: var(--win); font-weight: 620; }
.best-mark { font-size: .8em; }

/* anahtar açıkken aynı satırları gizle */
.compare-scroll.only-diff .is-same { display: none; }

.compare-note { margin: 1rem 0 3.5rem; color: var(--ink-3); font-size: .84rem; max-width: 68ch; }

/* ============ telefon dosyası ============ */
.phone-hero {
    display: grid; grid-template-columns: 330px 1fr; gap: 2.4rem; align-items: start;
    padding: 1.8rem; margin-bottom: 1.8rem;
    background: var(--card); border: 1px solid var(--rule-strong); border-radius: var(--radius);
}
.phone-hero__media { display: grid; place-items: center; padding: .5rem; }
.phone-hero__media img { width: 100%; max-width: 300px; height: auto; object-fit: contain; }
.phone-hero h1 { margin: .1rem 0 .5rem; font-family: var(--serif); font-weight: 400; font-size: clamp(1.7rem, 3.4vw, 2.4rem); letter-spacing: -.025em; }
.phone-hero__brand { font-family: var(--mono); font-size: .66rem; letter-spacing: .16em; text-transform: uppercase; color: var(--ink-3); }
.phone-hero__actions { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 1.4rem; }

/* 3 sütun: 6 öne çıkan değer 2 dolu satır olsun, sonda tek hücre kalmasın */
.key-specs {
    display: grid; margin: 1.4rem 0 0; padding: 0; list-style: none;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--rule); border-left: 1px solid var(--rule);
}
.key-specs li { padding: .7rem .8rem; border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.key-specs dt { font-size: .66rem; letter-spacing: .09em; text-transform: uppercase; color: var(--ink-3); margin-bottom: .22rem; }
.key-specs dd { margin: 0; font-family: var(--mono); font-weight: 500; font-size: .88rem; letter-spacing: -.02em; }

.variant-list { display: flex; flex-wrap: wrap; gap: .3rem; margin: .5rem 0 0; padding: 0; list-style: none; }
.chip {
    display: inline-block; padding: .2rem .55rem;
    font-family: var(--mono); font-size: .68rem; letter-spacing: .04em; color: var(--ink-2);
    border: 1px solid var(--rule-strong); border-radius: var(--radius-sm);
}

.spec-section { margin-bottom: 2.6rem; }
.spec-block { margin-bottom: -1px; background: var(--card); border: 1px solid var(--rule-strong); }
.spec-block:first-of-type { border-radius: var(--radius) var(--radius) 0 0; }
.spec-block:last-of-type { border-radius: 0 0 var(--radius) var(--radius); }
.spec-block > summary {
    display: flex; align-items: center; gap: .55rem; padding: .8rem 1rem; cursor: pointer; list-style: none;
    font-family: var(--mono); font-size: .68rem; font-weight: 500;
    text-transform: uppercase; letter-spacing: .16em; color: var(--ink-2); background: var(--wash);
}
.spec-block > summary::-webkit-details-marker { display: none; }
.spec-block > summary::after { content: "+"; margin-left: auto; font-size: 1rem; color: var(--ink-3); }
.spec-block[open] > summary::after { content: "−"; }
.spec-block[open] > summary { border-bottom: 1px solid var(--rule); }

.spec-table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.spec-table th, .spec-table td { padding: .58rem 1rem; text-align: left; vertical-align: top; }
.spec-table tr + tr th, .spec-table tr + tr td { border-top: 1px solid var(--rule); }
.spec-table th { width: 44%; font-weight: 400; color: var(--ink-2); }
.spec-table td { font-variant-numeric: tabular-nums; }
.spec-table tr:hover th, .spec-table tr:hover td { background: var(--wash); }

.related-grid {
    display: grid; gap: 1px; padding: 0; margin: 0; list-style: none;
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
    background: var(--rule); border: 1px solid var(--rule);
}
.related-card {
    display: flex; flex-direction: column; align-items: center; gap: .25rem;
    padding: 1.1rem .7rem; text-align: center; text-decoration: none; color: var(--ink);
    background: var(--card); transition: background .14s;
}
.related-card:hover { background: var(--wash); }
.related-card img { width: 86px; height: 86px; object-fit: contain; margin-bottom: .2rem; }
.related-card span { font-size: .88rem; font-weight: 560; }
.related-card small { font-family: var(--mono); font-size: .63rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }

/* ============ alt bilgi ============ */
.site-footer { padding: 2rem 0; margin-top: 3rem; border-top: 1px solid var(--rule-strong); color: var(--ink-3); font-size: .82rem; }
.site-footer p { margin: 0; }

/* ============ dar ekran ============ */
@media (max-width: 860px) {
    .phone-hero { grid-template-columns: 1fr; gap: 1.4rem; }
    .phone-hero__media { max-width: 300px; margin-inline: auto; }
}
@media (max-width: 640px) {
    .header-nav { gap: .8rem; font-size: .82rem; }
    .compare-table tbody > tr > th.spec-col { width: 150px; min-width: 140px; }
    .spec-table th { width: 48%; }
    .key-specs { grid-template-columns: repeat(2, 1fr); }
    .phone-grid { grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); }
}