/* CSS reset (rövidített) */
* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

img,
svg {
  display: block;
  max-width: 100%;
}

/* Theme variables */
:root {
  --bg: #ffffff;
  --fg: #111111;
  --muted: #5f6b7a;
  --border: #e5e7eb;
  --card: #ffffff;
  --card-border: #e5e7eb;
  --primary: #3b82f6;
  /* kék */
  --primary-ink: #ffffff;
  --accent: #0ea5e9;
  --shadow: 0 6px 24px rgba(0, 0, 0, 0.08);
}

html[data-theme="dark"] {
  --bg: #0f172a;
  /* sötétkékes-szürke */
  --fg: #f8fafc;
  --muted: #a3adc2;
  --border: #1e293b;
  --card: #111827;
  --card-border: #1f2937;
  --primary: #60a5fa;
  --primary-ink: #0b1220;
  --accent: #22d3ee;
  --shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}

/* Base */
body {
  background: var(--bg);
  color: var(--fg);
  font-size: 16px;
  line-height: 1.55;
  font-family: "Nunito", system-ui, -apple-system, "Segoe UI", Roboto, Inter,
    Arial, sans-serif;
}

a {
  color: var(--fg);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.small {
  font-size: 0.875rem;
}

.tiny {
  font-size: 0.8125rem;
}

.muted {
  color: var(--muted);
}

.mt {
  margin-top: 1rem;
}

.w-100 {
  width: 100%;
}

.hidden {
  display: none !important;
}

/* Layout */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 16px;
  height: max-content;
}

.section {
  padding: 56px 0;
}

.section-alt {
  background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.02));
}

.section-head {
  text-align: center;
  margin-bottom: 24px;
}

.row-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.row-end {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.row-gap {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: start;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(8px);
  background: color-mix(in oklab, var(--bg) 80%, transparent);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo {
  width: 150px;
  height: 30px;
  display: grid;
  place-items: center;
  font-weight: 800;
  border: 0px solid var(--border);
  border-radius: 12px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 18px 0;
}

/* Buttons */
.btn,
.btn-ghost,
.btn-outline,
.icon-btn,
.link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  padding: 0 14px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}

.btn {
  background: var(--primary);
  color: var(--primary-ink);
  box-shadow: var(--shadow);
}

.btn:hover {
  filter: brightness(1.05);
}

.btn-lg {
  height: 48px;
  padding: 0 18px;
}

.btn-ghost {
  background: transparent;
  color: var(--fg);
}

.btn-ghost:hover {
  background: color-mix(in oklab, var(--fg) 10%, transparent);
  text-decoration: none;
}

.btn-outline {
  background: transparent;
  border-color: var(--border);
  color: var(--fg);
}

.btn-outline:hover {
  border-color: var(--fg);
}

.icon-btn {
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  background: transparent;
  border-radius: 12px;
}

.icon-btn:hover {
  border-color: var(--fg);
}

.link {
  background: none;
  color: var(--muted);
  border: none;
  padding: 0;
  height: auto;
}

.link:hover {
  color: var(--fg);
  text-decoration: underline;
}

/* Pills & badges */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.875rem;
  background: var(--card);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 0.75rem;
  background: var(--card);
}

/* Cards */
.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  box-shadow: var(--shadow);
  overflow: clip;
  height: max-content;
}

.card-header {
  padding: 16px;
  border-bottom: 1px solid var(--border);
  height: max-content;
}

.card-content {
  padding: 16px;
  display: grid;
  gap: 12px;
  overflow-y: auto;
  height: max-content;
}

.card-register {
  padding: 16px;
  display: grid;
  gap: 12px;
  overflow-y: auto;
  height: max-content;
}

.card-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  height: max-content;
}

.card.price .price-num {
  font-size: 28px;
  font-weight: 800;
  margin: 4px 0;
  height: max-content;
}
.card.price .card-content {
  display: grid;
  gap: 12px;
  /* opcionális: */
  min-height: 250px; /* vagy amit szeretnél */
}

.card.price.highlighted {
  outline: 2px solid var(--primary);
  height: 540px;
}

.card.feature {
  padding: 10px;
  text-align: center; /* a leírás maradjon középen */
  height: 300px;
}

.card.feature .feature-head {
  display: flex;
  align-items: center;
  justify-content: center; /* ikon + cím együtt középre kerül */
  gap: 10px;
  margin-bottom: 8px;
}

.card.feature .feature-head .icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 12px;
}

.card.feature .feature-head h3 {
  margin: 0;
  font-size: 1.2rem;
}

/* Inputs */
.label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-weight: 600;
}

input {
  height: 40px;
  padding: 0 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--fg);
}

input::placeholder {
  color: color-mix(in oklab, var(--muted) 80%, transparent);
}

select {
  height: 40px;
  padding: 0 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--fg);
  font: inherit;
  appearance: none;
  /* böngésző default stílus le */
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg fill='%23aaa' xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'><path d='M5.25 7.5L10 12.25L14.75 7.5H5.25Z'/></svg>");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 24px 24px;
  padding-right: 44px;
  /* hely a nyílnak */
}

/* Hero */
.hero {
  position: relative;
  padding: 56px 0 32px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.hero h1 {
  font-size: 40px;
  line-height: 1.15;
  margin: 8px 0 8px;
}

.hero .cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.hero .hero-foot {
  margin-top: 10px;
  font-size: 0.9rem;
}

@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }
}

/* Features */
.grid {
  display: grid;
}

.grid-3 {
  grid-template-columns: repeat(1, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(1, 1fr);
}

.gap {
  gap: 14px;
}

.feature .icon,
.card.feature > .icon {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 12px;
  margin: 0 auto 8px; /* középre */
}

@media (min-width: 720px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1040px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* FAQ */
.faq details {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  background: var(--card);
}

.faq details + details {
  margin-top: 10px;
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
}

/* Apps */
.package {
  margin-top: 36px;
}

.app .app-icon {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: 18px;
}

.app .status {
  font-weight: 700;
}

.app .status.ok {
  color: #10b981;
}

/* zöld */
.app .status.lock {
  color: var(--muted);
}

.app.locked {
  opacity: 0.65;
}

.app .app-title {
  margin: 0;
}

.app .app-open.hidden,
.app .app-upgrade.hidden {
  display: none;
}

/* Modal */
.modal.hidden {
  display: none;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 50;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
}

.modal-card {
  position: relative;
  z-index: 51;
  background: var(--card);
  color: var(--fg);
  max-width: 700px;
  margin: 8vh auto;
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: 18px;
}

.select-plan {
  text-align: left;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--fg);
  padding: 12px;
  border-radius: 12px;
  cursor: pointer;
}

.select-plan:hover {
  border-color: var(--fg);
}

.select-plan.selected {
  outline: 2px solid var(--primary);
}

.list {
  margin: 0;
  padding-left: 18px;
}

.list li {
  margin: 6px 0;
}

.list.tiny li {
  margin: 4px 0;
  font-size: 0.85rem;
}

.list-check {
  list-style: none;
  margin: 0;
  padding-left: 0;
}

.list-check li {
  position: relative;
  margin: 6px 0;
  padding-left: 1.5em;
}

.list-check li::before {
  content: "✔";
  position: absolute;
  left: 0;
  color: #1016b9;
  font-weight: bold;
}

/* ====== App: vizmeretezes – layout & util ====== */
.stack {
  display: grid;
  gap: 12px;
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.items-end {
  align-items: flex-end;
}

.items-center {
  align-items: center;
}

.overflow-auto {
  overflow: auto;
}

.text-right {
  text-align: right;
}

.m-0 {
  margin: 0 !important;
}

.mt-6 {
  margin-top: 6px !important;
}

.mt-8 {
  margin-top: 8px !important;
}

.mt-10 {
  margin-top: 10px !important;
}

.ml-12 {
  margin-left: 12px !important;
}

.gap-14 {
  gap: 14px !important;
}

/* Két hasábos rács (desktopon 1.25fr / .75fr) */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

@media (min-width: 1100px) {
  .grid-2 {
    grid-template-columns: 1.25fr 0.75fr;
  }
}

/* Három oszlopos rács (újrahasznosítható) — apps.css-ben már van .grid és .grid-3,
   de itt biztosítjuk, hogy gap-et is kapjon mobilon is (ha mégsem lenne). */
.grid-3 {
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: 10px;
}

@media (min-width: 900px) {
  .grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* Táblázatok (összhangban az alap .table-lel) */
.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  border-bottom: 1px solid var(--border);
  padding: 8px 6px;
  text-align: left;
}

.table input {
  width: 100%;
}

/* Mini-táblázat (DN↔ID map) */
.mini-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.mini-table th,
.mini-table td {
  border-bottom: 1px solid var(--border);
  padding: 6px 6px;
  text-align: left;
}

.mini-table input {
  width: 100%;
  height: 40px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  color: var(--fg);
}

/* Inputok – a globális input/select már egységes, ez csak kiegészítés */
.inline-input {
  width: 140px;
}

.inline-input.num {
  text-align: right;
}

/* Chippek */
.chips {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.chip {
  background: color-mix(in oklab, var(--fg) 6%, transparent);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 10px;
  font-weight: 700;
  display: inline-block;
}

.chip-btn {
  cursor: pointer;
}

/* KPI blokkok */
.kpi {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.kpi-block {
  display: grid;
  gap: 8px;
}

.kpi-row {
  display: grid;
  grid-template-columns: auto 140px auto auto auto auto;
  align-items: center;
  gap: 8px;
}

.kpi-legend {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 6px 0 2px;
}

/* Eredmény számok */
.result {
  font-size: 1.6rem;
  font-weight: 800;
}

/* Csőméret beállítás rácsok */
.cs-grid {
  display: grid;
  gap: 10px;
}

.cs-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  align-items: center;
}

/* Matematikai jelölések */
.formula math,
.mathlabel math {
  font-size: 110%;
}

/* Vízszintes vonal egységesítve */
.hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 6px 0;
}

/* Cookie style-ok */
.cc-hidden {
  display: none !important;
}

.cc-banner,
.cc-modal {
  position: fixed;
  left: 0;
  right: 0;
  font-family: inherit;
  /* <- ez a lényeg */
  color: var(--fg);
  z-index: 9999;
}

.cc-banner {
  bottom: 0;
  background: var(--bg);
  border-top: 1px solid var(--border);
  box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.06);
  padding: 16px;
  display: grid;
  gap: 12px;
}

.cc-banner__row {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.cc-text {
  max-width: 800px;
  line-height: 1.4;
}

.cc-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.cc-btn {
  border: 1px solid var(--border);
  background: #f8f8f8;
  color: var(--fg);
  padding: 10px 14px;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
}

.cc-btn:hover {
  background: #f1f1f1;
}

.cc-btn--primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.cc-btn--ghost {
  background: transparent;
}

.cc-link {
  color: var(--accent);
  text-decoration: underline;
  cursor: pointer;
}

/* Modal */
.cc-modal {
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  display: grid;
  place-items: center;
  padding: 20px;
}

.cc-card {
  width: min(800px, 100%);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
  padding: 20px;
  max-height: 85vh;
  overflow: auto;
}

.cc-card h2 {
  margin: 0 0 8px;
  font-size: 20px;
}

.cc-card p {
  margin: 0 0 14px;
  color: var(--muted);
}

.cc-grid {
  display: grid;
  gap: 12px;
}

.cc-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  display: grid;
  gap: 6px;
}

.cc-item__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.cc-item h3 {
  margin: 0;
  font-size: 16px;
}

.cc-switch {
  --h: 28px;
  --w: 52px;
  position: relative;
  width: var(--w);
  height: var(--h);
  background: #ddd;
  border-radius: var(--h);
  transition: 0.2s;
  flex: 0 0 auto;
}

.cc-switch[data-on="true"] {
  background: var(--accent);
}

.cc-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: calc(var(--h) - 4px);
  height: calc(var(--h) - 4px);
  background: #fff;
  border-radius: 50%;
  transition: 0.2s;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.cc-switch[data-on="true"] .cc-thumb {
  left: calc(var(--w) - var(--h) + 2px);
}

.cc-switch[aria-disabled="true"] {
  opacity: 0.6;
  cursor: not-allowed;
}

.cc-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 12px;
}

/* Cookie style-ok vége*/


/* ===== Egységes app-kártya méret ===== */
.card.app { display: flex; flex-direction: column; min-height: 240px; }
.card.app .card-content { margin-top: auto; }

/* ===== HVACalc szöveges logó (téma-követő) ===== */
.logo-wordmark { display: inline-flex; align-items: center; gap: 7px; text-decoration: none; font-weight: 800; font-size: 1.3rem; letter-spacing: .3px; color: var(--fg); line-height: 1; }
.logo-wordmark .lw-grad { background: linear-gradient(90deg, var(--accent), #0d9488); -webkit-background-clip: text; background-clip: text; color: transparent; }
.logo-wordmark:hover { opacity: .85; }

/* ===== Legördülők: modern chevron ===== */
select { appearance: none; -webkit-appearance: none; -moz-appearance: none; padding-right: 2.4em; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .7em center; background-size: 14px; }
html[data-theme="dark"] select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23a3adc2' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); }
select::-ms-expand { display: none; }