/* Silent But Fast — site stilleri
   Konsept: gece şarj istasyonu. Asfalt koyusu zemin, elektrik mavisi enerji,
   logodaki "Fast" kırmızısı yalnızca vurgu ve yakıt karşılaştırmasında. */
:root {
    --night: #07090d;
    --asphalt: #0d1119;
    --panel: #131a26;
    --panel-2: #182132;
    --line: rgba(150, 185, 235, 0.13);
    --text: #edf1f7;
    --muted: #8f99ab;
    --volt: #3bd5ff;
    --volt-2: #2f6bff;
    --fast: #ff2d3a;
    --ok: #34d399;

    --f-display: "Sora", "Segoe UI", system-ui, sans-serif;
    --f-body: "Figtree", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --f-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

    --gutter: max(20px, env(safe-area-inset-left, 0px));
    --gutter-r: max(20px, env(safe-area-inset-right, 0px));
    --radius: 18px;
    --ease: cubic-bezier(0.22, 1, 0.36, 1);
    color-scheme: dark;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--f-body);
    font-size: 17px;
    line-height: 1.6;
    background: var(--night);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
:focus-visible { outline: 2px solid var(--volt); outline-offset: 3px; border-radius: 6px; }

.wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding-left: var(--gutter);
    padding-right: var(--gutter-r);
}

h1, h2, h3 {
    font-family: var(--f-display);
    letter-spacing: -0.025em;
    line-height: 1.14;
    text-wrap: balance;
}
.eyebrow {
    font-family: var(--f-mono);
    font-size: 12.5px;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--volt);
}
.lead { color: var(--muted); font-size: 19px; max-width: 60ch; }
.mono { font-family: var(--f-mono); font-variant-numeric: tabular-nums; }
.volt-text {
    background: linear-gradient(92deg, var(--volt), var(--volt-2) 70%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: var(--volt);
}

/* ---------- HEADER ---------- */
.site-header {
    position: sticky;
    top: env(safe-area-inset-top, 0px);
    z-index: 100;
    background: rgba(7, 9, 13, 0.72);
    backdrop-filter: blur(18px) saturate(1.4);
    -webkit-backdrop-filter: blur(18px) saturate(1.4);
    border-bottom: 1px solid var(--line);
}
.site-header .wrap {
    display: flex;
    align-items: center;
    gap: 24px;
    height: 68px;
}
.brand { display: flex; align-items: center; flex-shrink: 0; }
.brand img { height: 22px; width: auto; }
.nav { display: flex; gap: 2px; margin-left: auto; }
.nav a {
    white-space: nowrap;
    font-size: 15px;
    font-weight: 500;
    color: var(--muted);
    padding: 8px 12px;
    border-radius: 10px;
    transition: color 0.2s, background 0.2s;
}
.nav a:hover, .nav a.is-active { color: var(--text); background: rgba(255, 255, 255, 0.05); }
.nav a.new::after {
    content: "YENİ";
    font-family: var(--f-mono);
    font-size: 9.5px;
    letter-spacing: 0.08em;
    color: var(--night);
    background: var(--volt);
    border-radius: 4px;
    padding: 1px 4px;
    margin-left: 6px;
    vertical-align: 2px;
}
.header-cta { display: flex; align-items: center; gap: 14px; }

/* Sayfa şarj göstergesi: kaydırdıkça dolar */
.charge {
    display: flex; align-items: center; gap: 8px;
    font-family: var(--f-mono); font-size: 12px; color: var(--muted);
    font-variant-numeric: tabular-nums;
}
.charge-cell {
    position: relative;
    width: 30px; height: 14px;
    border: 1.5px solid rgba(237, 241, 247, 0.55);
    border-radius: 4px;
    padding: 1.5px;
}
.charge-cell::after {
    content: ""; position: absolute; right: -4px; top: 3.5px;
    width: 2px; height: 5px; border-radius: 0 2px 2px 0;
    background: rgba(237, 241, 247, 0.55);
}
.charge-fill {
    height: 100%; width: 12%;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--volt-2), var(--volt));
    transition: width 0.15s linear;
}

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    font-weight: 600; font-size: 16px;
    padding: 13px 22px;
    border-radius: 14px;
    transition: transform 0.25s var(--ease), box-shadow 0.25s, background 0.25s;
    white-space: nowrap;
}
.btn svg { width: 20px; height: 20px; fill: currentColor; flex-shrink: 0; }
.btn:hover { transform: translateY(-2px); }
.btn-volt {
    background: linear-gradient(135deg, var(--volt), var(--volt-2));
    color: #04121c;
    box-shadow: 0 8px 28px rgba(59, 213, 255, 0.28);
}
.btn-volt:hover { box-shadow: 0 12px 34px rgba(59, 213, 255, 0.42); }
.btn-ghost { border: 1px solid var(--line); background: rgba(255, 255, 255, 0.04); }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.08); }
.btn-sm { padding: 9px 16px; font-size: 14.5px; border-radius: 11px; }

.store {
    display: inline-flex; align-items: center; gap: 12px;
    padding: 10px 20px 10px 16px;
    border-radius: 14px;
    background: var(--text);
    color: var(--night);
    transition: transform 0.25s var(--ease), box-shadow 0.25s;
}
.store:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(59, 213, 255, 0.25); }
.store svg { width: 26px; height: 26px; fill: currentColor; }
.store small { display: block; font-size: 11px; line-height: 1.1; opacity: 0.7; }
.store strong { display: block; font-size: 18px; line-height: 1.15; font-weight: 700; }
.wa { color: #25d366; }
.btn-wa { border: 1px solid rgba(37, 211, 102, 0.35); background: rgba(37, 211, 102, 0.08); }
.btn-wa:hover { background: rgba(37, 211, 102, 0.14); }

.menu-btn { display: none; width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--line); }
.menu-btn span, .menu-btn span::before, .menu-btn span::after {
    display: block; width: 18px; height: 2px; background: var(--text); border-radius: 2px;
    margin: 0 auto; position: relative; transition: transform 0.3s var(--ease), background 0.2s;
}
.menu-btn span::before, .menu-btn span::after { content: ""; position: absolute; left: 0; }
.menu-btn span::before { top: -6px; }
.menu-btn span::after { top: 6px; }
.menu-open .menu-btn span { background: transparent; }
.menu-open .menu-btn span::before { transform: translateY(6px) rotate(45deg); }
.menu-open .menu-btn span::after { transform: translateY(-6px) rotate(-45deg); }

/* ---------- FOOTER ---------- */
.site-footer { border-top: 1px solid var(--line); background: var(--asphalt); padding-block: 64px 40px; }
.foot-grid {
    display: grid;
    grid-template-columns: 1.4fr repeat(3, 1fr);
    gap: 40px;
}
.foot-grid > * { min-width: 0; }
.foot-brand img { height: 20px; width: auto; margin-bottom: 18px; }
.foot-brand p { color: var(--muted); font-size: 15px; max-width: 34ch; }
.foot-brand .motto { font-family: var(--f-mono); font-size: 12.5px; color: var(--volt); margin-top: 16px; letter-spacing: 0.04em; }
.foot-col h4 {
    font-family: var(--f-mono); font-size: 12px; font-weight: 500;
    letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted);
    margin-bottom: 14px;
}
.foot-col ul { display: grid; gap: 9px; }
.foot-col a { font-size: 15px; color: var(--text); opacity: 0.86; overflow-wrap: anywhere; }
.foot-col a:hover { opacity: 1; color: var(--volt); }
.foot-bottom {
    margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line);
    display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between;
    color: var(--muted); font-size: 14px;
}

/* ---------- RESPONSIVE (ortak) ---------- */
@media (max-width: 1240px) {
    .nav {
        position: fixed;
        top: calc(68px + env(safe-area-inset-top, 0px));
        left: 0; right: 0;
        flex-direction: column;
        gap: 2px;
        padding: 12px max(16px, env(safe-area-inset-right, 0px)) 20px max(16px, env(safe-area-inset-left, 0px));
        background: rgba(7, 9, 13, 0.96);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        border-bottom: 1px solid var(--line);
        transform: translateY(-8px);
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.25s, transform 0.25s var(--ease), visibility 0.25s;
    }
    .nav a { font-size: 18px; padding: 12px; }
    .menu-open .nav { opacity: 1; transform: none; visibility: visible; }
    .menu-btn { display: block; }
    .header-cta { margin-left: auto; }
    .foot-grid { grid-template-columns: 1fr 1fr; }
    .foot-brand { grid-column: 1 / -1; }
}
@media (max-width: 520px) {
    .charge { display: none; }
    .header-cta .btn { display: none; }
    .brand img { height: 18px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

/* ---------- METİN SAYFALARI (gizlilik, 404) ---------- */
.doc { padding-block: 64px 96px; }
.doc-inner { max-width: 780px; margin: 0 auto; }
.doc h1 { font-size: clamp(32px, 5vw, 52px); font-weight: 800; margin-bottom: 24px; }
.doc h2 {
    font-size: 22px; font-weight: 750;
    margin: 48px 0 14px;
    padding-top: 28px;
    border-top: 1px solid var(--line);
}
.doc h3 { font-size: 17px; font-family: var(--f-body); letter-spacing: 0; font-weight: 700; margin: 26px 0 8px; color: var(--text); }
.doc p, .doc li { color: #c3cad6; font-size: 16px; }
.doc p + p { margin-top: 12px; }
.doc ul { list-style: disc; padding-left: 22px; margin: 10px 0; display: grid; gap: 6px; }
.doc li::marker { color: var(--volt); }
.doc a { color: var(--volt); }
.doc a:hover { text-decoration: underline; }
.doc strong { color: var(--text); }
.doc hr { display: none; }
.doc .meta-info {
    display: grid; gap: 4px;
    padding: 18px 20px;
    border-radius: 14px;
    background: var(--panel);
    border: 1px solid var(--line);
    font-family: var(--f-mono); font-size: 13.5px;
}
.doc .meta-info p { font-size: 13.5px; margin: 0; }
.doc .table-scroll { overflow-x: auto; margin: 18px 0; border: 1px solid var(--line); border-radius: 12px; }
.doc table { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 520px; }
.doc th, .doc td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: top; color: #c3cad6; }
.doc th { background: var(--panel); color: var(--text); font-weight: 600; }
.doc tr:last-child td { border-bottom: 0; }
.doc blockquote {
    margin: 20px 0; padding: 16px 20px;
    border-left: 3px solid var(--volt);
    background: rgba(59, 213, 255, 0.06);
    border-radius: 0 12px 12px 0;
}
.doc blockquote p { margin: 0; color: var(--text); }
.back-link { display: inline-flex; gap: 8px; color: var(--muted); font-size: 15px; margin-bottom: 28px; }
.back-link:hover { color: var(--volt); }
.doc a.btn { text-decoration: none; }
.doc a.btn-volt { color: #04121c; }
.doc a.btn-ghost { color: var(--text); }
.foot-bottom .credit { flex-basis: 100%; font-size: 12.5px; opacity: 0.8; }