/* qrmenü — Pazarlama sitesi tasarım sistemi (Faz 5). Sistem fontları, panel asset'i yüklenmez. */
:root {
    --accent: #ff7a45;
    --accent-dark: #e8590c;
    --accent-strong: #c2410c; /* metin/link kontrastı: beyaz üstünde ≥4.5:1 (WCAG AA normal metin) */
    --ok: #1a7f37;            /* başarı/yeşil metin: beyaz üstünde ≥4.5:1 */
    --ink: #16181d;
    --body: #3d4351;
    --muted: #6b7280;
    --line: #e8eaef;
    --bg: #ffffff;
    --soft: #f7f8fb;
    --soft2: #fff4ec;
    --radius: 16px;
    --shadow: 0 6px 24px rgba(20, 24, 40, .07);
    --shadow-lg: 0 18px 50px rgba(20, 24, 40, .12);
    --maxw: 1140px;
    --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font); color: var(--body); background: var(--bg); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; }
a { color: var(--accent-strong); text-decoration: none; }
h1, h2, h3, h4 { color: var(--ink); line-height: 1.15; letter-spacing: -.02em; margin: 0 0 .5rem; }
h1 { font-size: clamp(2rem, 5vw, 3.3rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); font-weight: 800; }
h3 { font-size: 1.2rem; font-weight: 700; }
p { margin: 0 0 1rem; }
.s-container { max-width: var(--maxw); margin: 0 auto; padding: 0 1.25rem; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 1rem; top: 1rem; background: #fff; padding: .5rem 1rem; border-radius: 8px; z-index: 100; }
.s-ic { display: inline-block; vertical-align: -.15em; }

/* Buttons */
.s-btn { display: inline-flex; align-items: center; gap: .45rem; font-weight: 700; border-radius: 99px; padding: .8rem 1.5rem; border: 1.5px solid transparent; cursor: pointer; transition: transform .12s, box-shadow .12s, background .12s; font-size: 1rem; }
.s-btn:hover { transform: translateY(-1px); }
.s-btn--primary { background: var(--accent); color: #fff; box-shadow: 0 8px 20px rgba(255, 122, 69, .3); }
.s-btn--primary:hover { background: var(--accent-dark); color: #fff; }
.s-btn--ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.s-btn--ghost:hover { border-color: var(--accent); color: var(--accent-dark); }
.s-btn--lg { padding: 1rem 2rem; font-size: 1.08rem; }
.s-btn--sm { padding: .55rem 1.1rem; font-size: .92rem; }

/* Nav */
.s-nav { position: sticky; top: 0; z-index: 40; background: rgba(255, 255, 255, .88); backdrop-filter: saturate(180%) blur(12px); border-bottom: 1px solid var(--line); }
.s-nav__inner { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.s-brand { display: inline-flex; align-items: center; gap: .5rem; font-weight: 800; font-size: 1.2rem; color: var(--ink); }
.s-brand__mark { display: inline-flex; width: 30px; height: 30px; align-items: center; justify-content: center; background: var(--accent); color: #fff; border-radius: 9px; font-size: 1rem; }
.s-nav__links { display: flex; align-items: center; gap: 1.5rem; }
.s-nav__links a { color: var(--body); font-weight: 600; font-size: .96rem; }
.s-nav__links a:hover { color: var(--accent-dark); }
.s-nav__login { color: var(--ink) !important; }
.s-nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.s-nav__toggle span { width: 24px; height: 2px; background: var(--ink); border-radius: 2px; transition: .2s; }

/* Sections */
.s-section { padding: clamp(3rem, 7vw, 5.5rem) 0; }
.s-section--soft { background: var(--soft); }
.s-head { text-align: center; max-width: 680px; margin: 0 auto 2.5rem; }
.s-head h1 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); font-weight: 800; } /* sayfa başlığı: h2 görsel ölçüsünü korur, semantik H1 */
.s-head p { color: var(--muted); font-size: 1.1rem; }
.s-eyebrow { display: inline-block; color: var(--accent-strong); background: var(--soft2); font-weight: 700; font-size: .8rem; letter-spacing: .04em; text-transform: uppercase; padding: .35rem .8rem; border-radius: 99px; margin-bottom: .9rem; }

/* Klavye erişilebilirliği — görünür focus halkası (fare tıklamasında görünmez, sadece klavye). */
a:focus-visible, button:focus-visible, [tabindex]:focus-visible, summary:focus-visible, input:focus-visible, select:focus-visible {
    outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 4px;
}

/* Hero */
.s-hero { padding: clamp(2.5rem, 6vw, 4.5rem) 0 clamp(3rem, 6vw, 5rem); background: radial-gradient(1000px 500px at 80% -10%, var(--soft2), transparent 60%); }
.s-hero__grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 3rem; align-items: center; }
.s-hero__lead { font-size: 1.2rem; color: var(--body); max-width: 34ch; }
.s-hero__cta { display: flex; flex-wrap: wrap; gap: .8rem; margin: 1.5rem 0 1rem; }
.s-hero__trust { display: flex; flex-wrap: wrap; gap: 1rem 1.5rem; color: var(--muted); font-size: .9rem; font-weight: 600; }
.s-hero__trust span { display: inline-flex; align-items: center; gap: .35rem; }
.s-hero__trust .s-ic { color: var(--ok); }
.s-announce { display: inline-flex; align-items: center; gap: .5rem; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); border-radius: 99px; padding: .35rem .5rem .35rem .9rem; font-size: .85rem; font-weight: 600; color: var(--body); margin-bottom: 1.3rem; }
.s-announce b { background: var(--accent); color: #fff; border-radius: 99px; padding: .1rem .55rem; font-size: .78rem; }

/* Phone mock (demo QR) */
.s-phone { justify-self: center; position: relative; width: 260px; }
.s-phone__frame { background: #111318; border-radius: 34px; padding: 12px; box-shadow: var(--shadow-lg); }
.s-phone__screen { border-radius: 24px; overflow: hidden; background: #fff; aspect-ratio: 9/17; }
.s-phone__screen iframe { width: 100%; height: 100%; border: 0; }
.s-qrcard { position: absolute; right: -28px; bottom: 28px; background: #fff; border-radius: 16px; box-shadow: var(--shadow-lg); padding: 12px; width: 132px; text-align: center; }
.s-qrcard img, .s-qrcard svg { width: 100%; height: auto; display: block; }
.s-qrcard span { display: block; font-size: .72rem; font-weight: 700; color: var(--ink); margin-top: .4rem; }

/* Cards / grid */
.s-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.s-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; transition: transform .15s, box-shadow .15s, border-color .15s; }
.s-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: transparent; }
.s-card__icon { width: 46px; height: 46px; border-radius: 12px; background: var(--soft2); color: var(--accent-dark); display: inline-flex; align-items: center; justify-content: center; font-size: 1.3rem; margin-bottom: .9rem; }
.s-card h3 { margin-bottom: .3rem; }
.s-card p { color: var(--muted); font-size: .95rem; margin: 0; }

/* Steps */
.s-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; counter-reset: step; }
.s-step { text-align: center; padding: 1rem; }
.s-step__num { counter-increment: step; width: 48px; height: 48px; margin: 0 auto .8rem; border-radius: 50%; background: var(--accent); color: #fff; font-weight: 800; font-size: 1.3rem; display: flex; align-items: center; justify-content: center; }
.s-step__num::before { content: counter(step); }

/* Pricing */
.s-pricing { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; align-items: stretch; }
.s-plan { background: #fff; border: 1.5px solid var(--line); border-radius: var(--radius); padding: 1.75rem 1.5rem; display: flex; flex-direction: column; position: relative; }
.s-plan--pop { border-color: var(--accent); box-shadow: var(--shadow-lg); }
.s-plan__pop { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--accent); color: #fff; font-size: .74rem; font-weight: 800; padding: .3rem .8rem; border-radius: 99px; letter-spacing: .03em; }
.s-plan h3 { font-size: 1.3rem; }
.s-plan__price { font-size: 2.4rem; font-weight: 800; color: var(--ink); line-height: 1; margin: .6rem 0 .1rem; }
.s-plan__price small { font-size: .95rem; font-weight: 600; color: var(--muted); }
.s-plan__kdv { color: var(--muted); font-size: .82rem; }
.s-plan ul { list-style: none; padding: 0; margin: 1.2rem 0; display: flex; flex-direction: column; gap: .55rem; }
.s-plan li { display: flex; gap: .5rem; align-items: flex-start; font-size: .93rem; }
.s-plan li .s-ic { color: var(--ok); flex: 0 0 auto; margin-top: .15em; }
.s-plan li.off { color: var(--muted); }
.s-plan li.off .s-ic { color: #cbd0d9; }
.s-plan .s-btn { margin-top: auto; justify-content: center; }
.s-toggle { display: inline-flex; align-items: center; gap: .75rem; background: #fff; border: 1px solid var(--line); border-radius: 99px; padding: .35rem; margin: 0 auto 2rem; }
.s-toggle button { border: 0; background: none; padding: .5rem 1.1rem; border-radius: 99px; font-weight: 700; cursor: pointer; color: var(--muted); font-size: .92rem; }
.s-toggle button.on { background: var(--accent); color: #fff; }
.s-toggle .save { color: var(--ok); font-size: .8rem; font-weight: 700; }

/* FAQ */
.s-faq { max-width: 780px; margin: 0 auto; }
.s-faq details { background: #fff; border: 1px solid var(--line); border-radius: 12px; margin-bottom: .7rem; padding: 0 1.2rem; }
.s-faq summary { cursor: pointer; font-weight: 700; color: var(--ink); padding: 1.05rem 0; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.s-faq summary::-webkit-details-marker { display: none; }
.s-faq summary::after { content: "+"; color: var(--accent); font-weight: 800; font-size: 1.3rem; }
.s-faq details[open] summary::after { content: "−"; }
.s-faq details > p { color: var(--muted); margin: 0 0 1.1rem; }

/* CTA band */
.s-cta { background: linear-gradient(120deg, var(--accent), var(--accent-dark)); color: #fff; border-radius: 22px; padding: clamp(2rem, 5vw, 3.5rem); text-align: center; }
.s-cta h2 { color: #fff; }
.s-cta p { color: rgba(255, 255, 255, .9); font-size: 1.1rem; max-width: 46ch; margin: 0 auto 1.5rem; }
.s-cta .s-btn--ghost { background: #fff; border-color: #fff; color: var(--accent-dark); }

/* Prose (regulation / blog) */
.s-prose { max-width: 760px; margin: 0 auto; }
.s-prose h2 { margin-top: 2rem; }
.s-prose ul { padding-left: 1.2rem; }
.s-prose li { margin-bottom: .4rem; }
.s-prose blockquote { border-left: 4px solid var(--accent); background: var(--soft); margin: 1.5rem 0; padding: 1rem 1.25rem; border-radius: 0 10px 10px 0; color: var(--ink); }
.s-callout { background: var(--soft2); border: 1px solid #ffd9c2; border-radius: 12px; padding: 1rem 1.25rem; margin: 1.5rem 0; font-size: .95rem; }

/* Blog list */
.s-posts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.s-post { display: block; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.4rem; transition: box-shadow .15s, transform .15s; }
.s-post:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.s-post__tag { color: var(--accent-dark); font-weight: 700; font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; }
.s-post h3 { color: var(--ink); margin: .4rem 0; }
.s-post p { color: var(--muted); font-size: .92rem; margin: 0; }

/* Footer */
.s-footer { background: #12141a; color: #aeb4c0; padding: 3rem 0 1.5rem; margin-top: 2rem; }
.s-footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 2rem; }
.s-footer h4 { color: #fff; font-size: .95rem; margin-bottom: .8rem; }
.s-footer a { display: block; color: #aeb4c0; padding: .25rem 0; font-size: .92rem; }
.s-footer a:hover { color: #fff; }
.s-footer__tag { color: #7c8494; font-size: .9rem; max-width: 30ch; }
.s-brand--light .s-brand__text { color: #fff; }
.s-footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem; border-top: 1px solid #232733; margin-top: 2rem; padding-top: 1.2rem; font-size: .82rem; color: #7c8494; }

/* Responsive */
@media (max-width: 900px) {
    .s-hero__grid { grid-template-columns: 1fr; text-align: center; }
    .s-hero__lead { margin-left: auto; margin-right: auto; }
    .s-hero__cta, .s-hero__trust { justify-content: center; }
    .s-grid, .s-steps, .s-pricing, .s-posts { grid-template-columns: 1fr 1fr; }
    .s-footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
    .s-nav__toggle { display: flex; }
    .s-nav__links { position: fixed; inset: 66px 0 auto 0; background: #fff; flex-direction: column; align-items: stretch; gap: 0; padding: .5rem 1.25rem 1.25rem; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); transform: translateY(-120%); transition: transform .25s; }
    .s-nav__links.open { transform: translateY(0); }
    .s-nav__links a { padding: .8rem 0; border-bottom: 1px solid var(--soft); }
    .s-nav__links .s-btn { margin-top: .6rem; justify-content: center; }
    .s-grid, .s-steps, .s-pricing, .s-posts, .s-footer__grid { grid-template-columns: 1fr; }
    .s-qrcard { right: 0; bottom: -18px; }
}

/* Demo iframe facade — tıklanınca gerçek iframe yüklenir (hero LCP korunur). */
.s-demo-facade { width: 100%; height: 100%; border: 0; cursor: pointer; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .6rem; background: linear-gradient(160deg, var(--soft2), #fff 70%); color: var(--accent-strong); font-family: inherit; }
.s-demo-facade__mark { display: inline-flex; align-items: center; justify-content: center; width: 54px; height: 54px; background: var(--accent); color: #fff; border-radius: 14px; font-size: 1.6rem; box-shadow: 0 8px 20px rgba(255,122,69,.3); }
.s-demo-facade__play { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; background: #fff; border-radius: 50%; box-shadow: var(--shadow); font-size: 1.1rem; }
.s-demo-facade__label { font-weight: 700; font-size: .92rem; }
.s-demo-facade:hover .s-demo-facade__mark { transform: translateY(-2px); transition: transform .15s; }