/* ==========================================================================
   SynCore — értékesítési weboldal design-rendszer
   Sötét, ipari alaphang; a termék-képernyőképek világosak, ezért kiugranak.
   Nincs külső betűtípus-CDN: a Google Fonts betöltése EU-ban adatvédelmi
   kockázat (US-transzfer), a rendszer-betűkészlet ugyanolyan jól néz ki és
   nulla kérést indít.
   ========================================================================== */

:root {
  --bg: #080c10;
  --surface: #0f171e;
  --surface-2: #16212b;
  --border: #23323f;
  --border-bright: #33475a;

  --text: #e8eef4;
  --text-dim: #9fb0c0;
  --text-faint: #6b8296;

  --brand: #15803d;
  --brand-bright: #22c55e;
  --brand-glow: rgba(34, 197, 94, 0.18);
  --accent: #f59e0b;
  --danger: #ef4444;

  --radius: 14px;
  --radius-lg: 22px;
  --maxw: 1180px;

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, "Noto Sans", sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 17px;
  overflow-x: hidden;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

:focus-visible {
  outline: 2px solid var(--brand-bright);
  outline-offset: 3px;
  border-radius: 4px;
}

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--brand-bright); color: #04140a; padding: 12px 20px; font-weight: 700;
}
.skip-link:focus { left: 12px; top: 12px; }

/* --- Tipográfia ----------------------------------------------------------- */

h1, h2, h3, h4 { line-height: 1.15; letter-spacing: -0.02em; font-weight: 800; }

h1 { font-size: clamp(2.4rem, 6vw, 4.1rem); }
h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.4rem); }

p { color: var(--text-dim); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--brand-bright);
  background: var(--brand-glow);
  border: 1px solid rgba(34, 197, 94, 0.28);
  padding: 7px 14px; border-radius: 999px;
  margin-bottom: 22px;
}

.lead { font-size: clamp(1.05rem, 2vw, 1.3rem); color: var(--text-dim); max-width: 62ch; }

.section-head { max-width: 68ch; margin-bottom: 54px; }
.section-head p { margin-top: 16px; font-size: 1.1rem; }

section { padding: clamp(64px, 9vw, 118px) 0; }
.section-alt { background: var(--surface); border-block: 1px solid var(--border); }

/* --- Gombok --------------------------------------------------------------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 28px; border-radius: 11px; border: 1px solid transparent;
  font-size: 1rem; font-weight: 700; font-family: inherit; cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  text-align: center;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: linear-gradient(135deg, var(--brand-bright), var(--brand));
  color: #04140a;
  box-shadow: 0 8px 26px -8px rgba(34, 197, 94, 0.7);
}
.btn-primary:hover { box-shadow: 0 14px 34px -8px rgba(34, 197, 94, 0.85); }

.btn-ghost { background: transparent; border-color: var(--border-bright); color: var(--text); }
.btn-ghost:hover { background: var(--surface-2); border-color: var(--brand-bright); }

.btn-lg { padding: 18px 36px; font-size: 1.08rem; }
.btn-block { width: 100%; }

/* --- Fejléc --------------------------------------------------------------- */

.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(8, 12, 16, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap { display: flex; align-items: center; gap: 26px; height: 70px; }

.logo { display: flex; align-items: center; gap: 11px; font-weight: 800; font-size: 1.24rem; letter-spacing: -0.02em; }
.logo-mark {
  width: 34px; height: 34px; border-radius: 9px; flex: none;
  background: linear-gradient(135deg, var(--brand-bright), var(--brand));
  display: grid; place-items: center; color: #04140a; font-size: 1.1rem;
}
.logo-mark svg { width: 22px; height: 22px; display: block; }
.logo small { display: block; font-size: 0.56rem; letter-spacing: 0.19em; color: var(--text-faint); font-weight: 600; }

.nav { display: flex; gap: 26px; margin-left: auto; }
.nav a { color: var(--text-dim); font-size: 0.95rem; font-weight: 600; transition: color 0.15s; }
.nav a:hover { color: var(--text); }

.header-actions { display: flex; align-items: center; gap: 12px; }

.lang {
  display: flex; border: 1px solid var(--border); border-radius: 9px; overflow: hidden;
  font-size: 0.8rem; font-weight: 700;
}
.lang a { padding: 6px 11px; color: var(--text-faint); }
.lang a[aria-current="true"] { background: var(--surface-2); color: var(--text); }

.nav-toggle { display: none; background: none; border: 1px solid var(--border); border-radius: 9px; color: var(--text); padding: 8px 11px; cursor: pointer; font-size: 1.1rem; }

@media (max-width: 900px) {
  .nav {
    position: fixed; inset: 70px 0 auto 0;
    flex-direction: column; gap: 0;
    background: var(--surface); border-bottom: 1px solid var(--border);
    padding: 10px 24px 22px; margin-left: 0;
    display: none;
  }
  .nav.open { display: flex; }
  .nav a { padding: 13px 0; border-bottom: 1px solid var(--border); }
  .nav-toggle { display: block; margin-left: auto; }
  .header-actions .btn { display: none; }
}

/* --- Hero ----------------------------------------------------------------- */

.hero { padding-top: clamp(56px, 8vw, 96px); position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: -30% 20% auto -10%; height: 620px;
  background: radial-gradient(ellipse at center, var(--brand-glow), transparent 68%);
  pointer-events: none;
}
.hero .wrap { position: relative; }
.hero h1 { margin-bottom: 22px; }
.hero h1 em { font-style: normal; color: var(--brand-bright); }
.hero .lead { margin-bottom: 34px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 18px; }
.hero-note { font-size: 0.9rem; color: var(--text-faint); }

/* Böngészőkeret a képernyőképek köré — a termék így "élőnek" hat. */
.frame {
  border: 1px solid var(--border-bright); border-radius: var(--radius-lg);
  background: var(--surface-2); overflow: hidden;
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.9);
}
.frame-bar {
  display: flex; align-items: center; gap: 7px;
  padding: 11px 16px; border-bottom: 1px solid var(--border); background: var(--surface);
}
.frame-bar i { width: 11px; height: 11px; border-radius: 50%; background: var(--border-bright); }
.frame-bar span {
  margin-left: 12px; font-family: var(--mono); font-size: 0.75rem; color: var(--text-faint);
}
.frame img { width: 100%; }

/* --- Kártyák -------------------------------------------------------------- */

.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px;
  transition: border-color 0.18s, transform 0.18s;
}
.card:hover { border-color: var(--border-bright); transform: translateY(-3px); }
.card .ico { font-size: 1.7rem; margin-bottom: 15px; display: block; }
.card h3 { margin-bottom: 10px; }
.card p { font-size: 0.97rem; }

.card-pain { border-left: 3px solid var(--danger); }
.card-pain h3 { color: #fca5a5; }

/* --- Modul-sorok ---------------------------------------------------------- */

.module { display: grid; grid-template-columns: 1fr 1.25fr; gap: clamp(30px, 5vw, 68px); align-items: center; }
.module + .module { margin-top: clamp(56px, 8vw, 100px); }
.module:nth-child(even) .module-text { order: 2; }
.module-text h3 { font-size: clamp(1.5rem, 2.6vw, 1.95rem); margin-bottom: 16px; }
.module-text .eyebrow { margin-bottom: 16px; }
.module-list { list-style: none; margin-top: 20px; display: grid; gap: 10px; }
.module-list li { display: flex; gap: 11px; font-size: 0.97rem; color: var(--text-dim); }
.module-list li::before { content: "✓"; color: var(--brand-bright); font-weight: 800; flex: none; }

@media (max-width: 860px) {
  .module { grid-template-columns: 1fr; }
  .module:nth-child(even) .module-text { order: 0; }
}

/* --- Kalkulátor ----------------------------------------------------------- */

.calc { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; align-items: start; }
.calc-inputs { display: grid; gap: 24px; }
.calc-field label { display: flex; justify-content: space-between; align-items: baseline; font-weight: 700; font-size: 0.95rem; margin-bottom: 10px; }
.calc-field output { font-family: var(--mono); color: var(--brand-bright); font-size: 1.05rem; }

input[type="range"] { width: 100%; height: 6px; border-radius: 99px; background: var(--surface-2); appearance: none; cursor: pointer; border: 1px solid var(--border); }
input[type="range"]::-webkit-slider-thumb { appearance: none; width: 22px; height: 22px; border-radius: 50%; background: var(--brand-bright); border: 3px solid var(--bg); cursor: pointer; }
input[type="range"]::-moz-range-thumb { width: 18px; height: 18px; border-radius: 50%; background: var(--brand-bright); border: 3px solid var(--bg); cursor: pointer; }

.calc-result { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; text-align: center; }
.calc-result .big { font-size: clamp(2.1rem, 5vw, 3.1rem); font-weight: 800; color: var(--brand-bright); letter-spacing: -0.03em; display: block; }
.calc-result .unit { font-size: 0.9rem; color: var(--text-faint); }
.calc-break { margin-top: 24px; display: grid; gap: 11px; text-align: left; font-size: 0.92rem; }
.calc-break div { display: flex; justify-content: space-between; gap: 14px; padding-bottom: 9px; border-bottom: 1px dashed var(--border); color: var(--text-dim); }
.calc-break b { color: var(--text); font-family: var(--mono); white-space: nowrap; }
.calc-disclaimer { margin-top: 20px; font-size: 0.8rem; color: var(--text-faint); line-height: 1.5; }

@media (max-width: 800px) { .calc { grid-template-columns: 1fr; } }

/* --- Galéria -------------------------------------------------------------- */

.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 18px; }
.shot {
  border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden;
  background: var(--surface); cursor: zoom-in; padding: 0; font: inherit; color: inherit;
  text-align: left; transition: border-color 0.18s, transform 0.18s;
}
.shot:hover { border-color: var(--brand-bright); transform: translateY(-3px); }
.shot img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; object-position: top center; }
.shot span { display: block; padding: 13px 16px; font-size: 0.88rem; font-weight: 600; color: var(--text-dim); }

dialog.lightbox {
  border: none; background: transparent; padding: 0; max-width: 96vw; max-height: 96vh;
  color: var(--text);
}
dialog.lightbox::backdrop { background: rgba(2, 5, 8, 0.9); backdrop-filter: blur(5px); }
dialog.lightbox img { border-radius: var(--radius); border: 1px solid var(--border-bright); max-height: 86vh; width: auto; }
dialog.lightbox .lb-close {
  position: absolute; top: -6px; right: -6px; transform: translate(50%, -50%);
  background: var(--surface-2); border: 1px solid var(--border-bright); color: var(--text);
  width: 40px; height: 40px; border-radius: 50%; cursor: pointer; font-size: 1.2rem;
}
dialog.lightbox figcaption { text-align: center; padding-top: 14px; color: var(--text-dim); font-size: 0.92rem; }

/* --- Élő próba (demó belépés) --------------------------------------------- */

.try {
  background: var(--surface); border: 1px solid var(--border-bright);
  border-radius: var(--radius-lg); padding: clamp(26px, 4vw, 44px);
  display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(26px, 4vw, 48px);
  align-items: center;
  /* A zöld derengés ugyanaz a jelzés, mint a hero-ban: „ez a fő cselekvés". */
  box-shadow: 0 0 0 1px var(--brand-glow), 0 18px 50px -30px var(--brand-glow);
}
.try h2 { margin-bottom: 14px; }
.try-note { margin-top: 16px; font-size: 0.88rem; color: var(--text-faint); line-height: 1.55; }

.creds { display: grid; gap: 12px; }
.cred {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  background: var(--bg); border: 1px solid var(--border); border-radius: 11px;
  padding: 13px 16px;
}
.cred-label { font-size: 0.82rem; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.06em; }
/* user-select: all — a látogató egy kattintással kijelöli a teljes értéket.
   A jelszó tördelhető, hogy keskeny telefonon se lógjon ki a dobozból. */
.cred-value { font-family: var(--mono); font-size: 1.02rem; color: var(--brand-bright); user-select: all; word-break: break-all; }
.creds .btn { margin-top: 6px; }

@media (max-width: 860px) { .try { grid-template-columns: 1fr; } }

/* --- Lépések -------------------------------------------------------------- */

.steps { counter-reset: step; display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.step { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; position: relative; }
.step::before {
  counter-increment: step; content: counter(step);
  display: grid; place-items: center; width: 38px; height: 38px; border-radius: 10px;
  background: var(--brand-glow); border: 1px solid rgba(34, 197, 94, 0.3);
  color: var(--brand-bright); font-weight: 800; margin-bottom: 16px;
}

/* --- GYIK ----------------------------------------------------------------- */

.faq { display: grid; gap: 12px; max-width: 860px; }
.faq details { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.faq details[open] { border-color: var(--border-bright); }
.faq summary {
  padding: 20px 24px; cursor: pointer; font-weight: 700; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--brand-bright); font-size: 1.4rem; font-weight: 400; flex: none; }
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 24px 22px; font-size: 0.97rem; }

/* --- Űrlap ---------------------------------------------------------------- */

.contact { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(30px, 5vw, 60px); align-items: start; }
@media (max-width: 860px) { .contact { grid-template-columns: 1fr; } }

.contact-points { list-style: none; display: grid; gap: 16px; margin-top: 26px; }
.contact-points li { display: flex; gap: 12px; color: var(--text-dim); font-size: 0.97rem; }
.contact-points li::before { content: "→"; color: var(--brand-bright); font-weight: 800; flex: none; }

.form { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: clamp(24px, 4vw, 38px); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 620px) { .form-row { grid-template-columns: 1fr; } }

.field { margin-bottom: 18px; }
.field label { display: block; font-size: 0.88rem; font-weight: 700; margin-bottom: 8px; }
.field label .req { color: var(--brand-bright); }

.field input[type="text"], .field input[type="email"], .field input[type="tel"], .field select, .field textarea {
  width: 100%; padding: 13px 15px; font: inherit; font-size: 0.97rem;
  background: var(--bg); color: var(--text);
  border: 1px solid var(--border); border-radius: 10px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.field textarea { min-height: 118px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--brand-bright); box-shadow: 0 0 0 3px var(--brand-glow);
}
.field input::placeholder, .field textarea::placeholder { color: var(--text-faint); }

.field-check { display: flex; gap: 12px; align-items: flex-start; font-size: 0.87rem; color: var(--text-dim); line-height: 1.55; }
.field-check input { margin-top: 3px; width: 18px; height: 18px; flex: none; accent-color: var(--brand-bright); }
.field-check a { color: var(--brand-bright); text-decoration: underline; }

/* Honeypot: valódi látogató sosem látja, a spam-bot kitölti. */
.hp { position: absolute; left: -5000px; width: 1px; height: 1px; overflow: hidden; }

.form-msg { margin-top: 18px; padding: 15px 18px; border-radius: 10px; font-size: 0.93rem; display: none; }
.form-msg.ok { display: block; background: rgba(34, 197, 94, 0.12); border: 1px solid rgba(34, 197, 94, 0.4); color: #86efac; }
.form-msg.err { display: block; background: rgba(239, 68, 68, 0.12); border: 1px solid rgba(239, 68, 68, 0.4); color: #fca5a5; }

button[aria-busy="true"] { opacity: 0.65; pointer-events: none; }

/* --- Lábléc --------------------------------------------------------------- */

.site-footer { background: var(--surface); border-top: 1px solid var(--border); padding: 56px 0 34px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 36px; margin-bottom: 40px; }
@media (max-width: 780px) { .footer-grid { grid-template-columns: 1fr; } }
/* h3 a helyes szint (a lablec elotti utolso cim h2), a h4 azert marad a
   szelektorban, hogy egy esetleg kimaradt regi oldal se veszitse el a stilust. */
.footer-grid h3, .footer-grid h4 { font-size: 0.8rem; letter-spacing: 0.13em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 16px; }
.footer-grid ul { list-style: none; display: grid; gap: 10px; }
.footer-grid a { color: var(--text-dim); font-size: 0.94rem; }
.footer-grid a:hover { color: var(--brand-bright); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 24px; display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; font-size: 0.85rem; color: var(--text-faint); }

/* --- Jogi oldalak --------------------------------------------------------- */

.legal { max-width: 800px; }
.legal h2 { font-size: 1.5rem; margin: 38px 0 14px; }
.legal h3 { font-size: 1.12rem; margin: 26px 0 10px; }
.legal p, .legal li { color: var(--text-dim); font-size: 0.98rem; }
.legal ul, .legal ol { margin: 14px 0 14px 24px; display: grid; gap: 8px; }
.legal table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 0.92rem; }
.legal th, .legal td { border: 1px solid var(--border); padding: 11px 14px; text-align: left; vertical-align: top; }
.legal th { background: var(--surface-2); color: var(--text); }
.legal td { color: var(--text-dim); }