/* GravirFun – vlastné štýly nad Bootstrapom 5.3
   Farby vychádzajú z loga: tmavá modročierna + oranžový prechod. */

:root {
  --gf-navy: #141f2b;
  --gf-navy-2: #1f2d3d;
  --gf-orange: #fc5d09;
  --gf-orange-2: #ff8a1f;
  --gf-orange-3: #ff9a2e;
  --gf-orange-soft: #fff1e6;
  --gf-text: #1f2a36;
  --gf-muted: #5f6b7a;
  --gf-bg: #ffffff;
  --gf-bg-alt: #f6f7f9;
  --gf-border: #e6e9ee;
  --gf-radius: 1.25rem;
  --gf-shadow: 0 10px 30px rgba(20, 31, 43, .07);
  --gf-shadow-lg: 0 20px 50px rgba(20, 31, 43, .12);

  --bs-body-font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --bs-body-color: var(--gf-text);
  --bs-body-bg: var(--gf-bg);
  --bs-link-color: var(--gf-orange);
  --bs-link-hover-color: #d64c02;
  --bs-link-color-rgb: 252, 93, 9;
  --bs-link-hover-color-rgb: 214, 76, 2;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  background: var(--gf-bg);
  color: var(--gf-text);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, .h5 {
  color: var(--gf-navy);
  font-weight: 700;
  letter-spacing: -.01em;
}

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

.text-brand { color: var(--gf-orange); }
.text-white-75 { color: rgba(255, 255, 255, .78) !important; }

/* Ikony */
.icon {
  width: 1.25em;
  height: 1.25em;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  vertical-align: -.25em;
  flex: none;
}
.icon-xl { width: 3rem; height: 3rem; stroke-width: 1.5; }

/* Tlačidlá */
.btn {
  --bs-btn-border-radius: .8rem;
  --bs-btn-font-weight: 600;
  --bs-btn-padding-x: 1.4rem;
  --bs-btn-padding-y: .7rem;
}
.btn-lg {
  --bs-btn-padding-x: 1.7rem;
  --bs-btn-padding-y: .85rem;
  --bs-btn-font-size: 1.05rem;
}
.btn-brand {
  color: #fff;
  background: linear-gradient(180deg, var(--gf-orange-2) 0%, var(--gf-orange) 100%);
  border: 0;
  box-shadow: 0 8px 20px rgba(252, 93, 9, .28);
  transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
}
.btn-brand:hover, .btn-brand:focus-visible {
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 12px 26px rgba(252, 93, 9, .34);
  filter: brightness(1.04);
}
.btn-brand:active { transform: translateY(0); color: #fff; }
.btn-brand:disabled { color: #fff; opacity: .7; }
.btn-outline-navy {
  color: var(--gf-navy);
  border: 2px solid var(--gf-navy);
  background: transparent;
}
.btn-outline-navy:hover, .btn-outline-navy:focus-visible {
  color: #fff;
  background: var(--gf-navy);
  border-color: var(--gf-navy);
}

/* Navigácia */
#mainNav {
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  padding-top: .7rem;
  padding-bottom: .7rem;
  transition: box-shadow .2s ease, background .2s ease;
}
#mainNav.scrolled {
  background: rgba(255, 255, 255, .97);
  box-shadow: 0 2px 20px rgba(20, 31, 43, .08);
}
#mainNav .navbar-brand img {
  height: 44px;
  width: auto;
  display: block;
}
#mainNav .nav-link {
  color: var(--gf-navy);
  font-weight: 600;
  padding: .5rem .75rem;
  border-radius: .5rem;
  white-space: nowrap;
  transition: color .15s ease, background .15s ease;
}
@media (min-width: 992px) and (max-width: 1199.98px) {
  #mainNav .navbar-brand img { height: 38px; }
  #mainNav .nav-link { padding: .5rem .5rem; font-size: .92rem; }
  #mainNav .btn-brand { --bs-btn-padding-x: 1rem; --bs-btn-font-size: .92rem; white-space: nowrap; }
}
#mainNav .nav-link:hover, #mainNav .nav-link:focus-visible { color: var(--gf-orange); }
#mainNav .nav-link.active { color: var(--gf-orange); }
#mainNav .navbar-toggler { border: 0; padding: .35rem .5rem; }
#mainNav .navbar-toggler:focus { box-shadow: 0 0 0 .2rem rgba(252, 93, 9, .25); }
@media (max-width: 991.98px) {
  #mainNav .navbar-collapse {
    margin-top: .75rem;
    padding: .75rem .25rem 1rem;
    border-top: 1px solid var(--gf-border);
  }
  #mainNav .btn-brand { width: 100%; }
}

/* Sekcie */
.section { padding: 5.5rem 0; }
.section-alt { background: var(--gf-bg-alt); }
.section-head {
  max-width: 700px;
  margin: 0 auto 3rem;
  text-align: center;
}
.section-head h2 { font-size: clamp(1.85rem, 3.2vw, 2.5rem); margin-bottom: .75rem; }
.section-head .sub { color: var(--gf-muted); font-size: 1.1rem; margin: 0; }
.eyebrow {
  display: inline-block;
  color: var(--gf-orange);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-bottom: .75rem;
}
.eyebrow-light { color: var(--gf-orange-3); }
@media (max-width: 767.98px) {
  .section { padding: 4rem 0; }
}

/* Úvod */
.hero {
  padding: 8.5rem 0 5rem;
  background:
    radial-gradient(900px 500px at 85% 10%, var(--gf-orange-soft) 0%, rgba(255, 241, 230, 0) 60%),
    radial-gradient(600px 400px at 5% 90%, #f3f5f8 0%, rgba(243, 245, 248, 0) 60%),
    var(--gf-bg);
}
.hero-title {
  font-size: clamp(2.4rem, 5.2vw, 3.9rem);
  line-height: 1.08;
  margin-bottom: 1.25rem;
}
.hero-lead {
  color: var(--gf-muted);
  font-size: 1.2rem;
  max-width: 34rem;
}
.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem 1.5rem;
  margin: 2rem 0 0;
  padding: 0;
  color: var(--gf-navy);
  font-weight: 600;
  font-size: .95rem;
}
.hero-points .icon { color: var(--gf-orange); stroke-width: 2.5; }
.hero-visual {
  position: relative;
  max-width: 560px;
  margin: 0 auto;
}
.hero-visual > svg { width: 100%; height: auto; display: block; }
.chip {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: #fff;
  color: var(--gf-navy);
  font-weight: 600;
  font-size: .9rem;
  padding: .45rem .9rem;
  border-radius: 999px;
  box-shadow: var(--gf-shadow);
  border: 1px solid var(--gf-border);
  animation: float 6s ease-in-out infinite;
}
.chip .icon { color: var(--gf-orange); }
.chip-1 { left: 2%; top: 14%; animation-delay: 0s; }
.chip-2 { right: 4%; top: 6%; animation-delay: -1.5s; }
.chip-3 { left: 6%; bottom: 10%; animation-delay: -3s; }
.chip-4 { right: 8%; bottom: 4%; animation-delay: -4.5s; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}
@media (prefers-reduced-motion: reduce) {
  .chip { animation: none; }
}
@media (max-width: 767.98px) {
  .hero { padding-top: 7rem; }
  .chip { font-size: .8rem; padding: .35rem .7rem; }
}

/* Materiály */
.material {
  text-align: center;
  padding: 1.5rem 1rem;
  border-radius: var(--gf-radius);
  background: #fff;
  border: 1px solid var(--gf-border);
  height: 100%;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.material:hover {
  transform: translateY(-4px);
  box-shadow: var(--gf-shadow);
  border-color: #ffd9bf;
}
.material h3 { font-size: 1.05rem; margin: 1rem 0 .4rem; }
.material p { color: var(--gf-muted); font-size: .88rem; margin: 0; }
.icon-circle {
  width: 56px;
  height: 56px;
  margin: 0 auto;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--gf-orange-soft);
  color: var(--gf-orange);
}
.icon-circle .icon { width: 1.6rem; height: 1.6rem; }
.icon-circle-sm { width: 44px; height: 44px; margin: 0; }
.icon-circle-sm .icon { width: 1.3rem; height: 1.3rem; }

/* Karty a produkty */
.card-soft {
  border: 0;
  border-radius: var(--gf-radius);
  box-shadow: var(--gf-shadow);
  overflow: hidden;
  background: #fff;
  transition: transform .2s ease, box-shadow .2s ease;
}
.card-soft:hover { transform: translateY(-4px); box-shadow: var(--gf-shadow-lg); }
.product .card-body { padding: 1.5rem; }
.product p { color: var(--gf-muted); font-size: .95rem; }
.product .more {
  display: inline-flex;
  align-items: center;
  gap: .25rem;
  font-weight: 600;
  text-decoration: none;
}
.product .more:hover { text-decoration: underline; }
.product-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

/* Zástupné vizuály (kým nie sú fotky) */
.ph {
  position: relative;
  aspect-ratio: 4 / 3;
  display: grid;
  place-items: center;
  color: var(--gf-navy);
  background: linear-gradient(135deg, #f6f7f9, #e9edf2);
}
.ph .icon-xl { opacity: .55; }
.ph-wood { background: linear-gradient(135deg, #f8ead9, #ead1b3); color: #7a4f2a; }
.ph-glass { background: linear-gradient(135deg, #e8f3fa, #cfe3f0); color: #2b5a7a; }
.ph-metal { background: linear-gradient(135deg, #eef0f3, #d6dbe2); color: #46515f; }
.ph-leather { background: linear-gradient(135deg, #f3e4da, #dfc2ad); color: #7a4a2e; }
.ph-orange { background: linear-gradient(135deg, #fff1e6, #ffd4b0); color: #c94a05; }
.ph-navy { background: linear-gradient(135deg, #1f2d3d, #141f2b); color: #ff9a2e; }
.ph-badge {
  position: absolute;
  left: .75rem;
  bottom: .75rem;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  background: rgba(255, 255, 255, .85);
  color: var(--gf-navy);
  padding: .25rem .6rem;
  border-radius: 999px;
}

/* Pre firmy */
.band-navy {
  background:
    radial-gradient(700px 400px at 90% 0%, rgba(252, 93, 9, .22) 0%, rgba(252, 93, 9, 0) 60%),
    var(--gf-navy);
  color: #fff;
}
.band-navy h2 { font-size: clamp(1.85rem, 3.2vw, 2.4rem); }
.feature-tile {
  height: 100%;
  padding: 1.5rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .1);
  transition: background .2s ease, transform .2s ease;
}
.feature-tile:hover { background: rgba(255, 255, 255, .09); transform: translateY(-3px); }
.feature-tile .icon { width: 1.8rem; height: 1.8rem; color: var(--gf-orange-3); stroke-width: 1.75; }
.feature-tile h3 { color: #fff; font-size: 1.05rem; margin: .9rem 0 .4rem; }
.feature-tile p { color: rgba(255, 255, 255, .72); font-size: .92rem; margin: 0; }

/* Postup */
.step {
  position: relative;
  padding: 2rem 1.5rem 1.5rem;
  border-radius: var(--gf-radius);
  border: 1px solid var(--gf-border);
  background: #fff;
  height: 100%;
  text-align: center;
}
.step-number {
  position: absolute;
  top: -1rem;
  left: 50%;
  transform: translateX(-50%);
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 50%;
  background: linear-gradient(180deg, var(--gf-orange-2), var(--gf-orange));
  color: #fff;
  font-weight: 700;
  display: grid;
  place-items: center;
  box-shadow: 0 6px 14px rgba(252, 93, 9, .3);
}
.step h3 { font-size: 1.15rem; margin: 1rem 0 .5rem; }
.step p { color: var(--gf-muted); font-size: .95rem; margin: 0; }
.price-box {
  padding: 2rem;
  border-radius: var(--gf-radius);
  background: var(--gf-orange-soft);
  border: 1px solid #ffd9bf;
}
.price-box h3 { font-size: 1.3rem; }
.price-box p { color: var(--gf-text); }

/* Galéria */
.gallery-item { margin: 0; }
.gallery-item .ph, .gallery-item img {
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--gf-shadow);
}
.gallery-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}
.gallery-item figcaption {
  margin-top: .75rem;
  font-weight: 600;
  color: var(--gf-navy);
  font-size: .95rem;
}

/* Kontakt */
.contact-card {
  height: 100%;
  padding: 2rem;
  border-radius: var(--gf-radius);
  background: var(--gf-bg-alt);
  border: 1px solid var(--gf-border);
}
.contact-list li {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1.25rem;
}
.contact-list .label {
  display: block;
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--gf-muted);
  font-weight: 600;
  margin-bottom: .15rem;
}
.contact-list a { color: var(--gf-navy); font-weight: 600; text-decoration: none; }
.contact-list a:hover { color: var(--gf-orange); }
.contact-form .form-label { font-weight: 600; color: var(--gf-navy); }
.contact-form .req { color: var(--gf-orange); }
.contact-form .form-control, .contact-form .form-select {
  border-radius: .7rem;
  padding: .75rem .95rem;
  border-color: #d9dee5;
}
.contact-form .form-control:focus, .contact-form .form-select:focus {
  border-color: var(--gf-orange-2);
  box-shadow: 0 0 0 .25rem rgba(252, 93, 9, .18);
}
.contact-form .form-check-input:checked {
  background-color: var(--gf-orange);
  border-color: var(--gf-orange);
}
.contact-form .form-check-input:focus { box-shadow: 0 0 0 .25rem rgba(252, 93, 9, .18); border-color: var(--gf-orange-2); }

/* Pätička */
.footer {
  background: var(--gf-bg-alt);
  border-top: 1px solid var(--gf-border);
  padding: 4rem 0 2rem;
}
.footer-logo { width: 220px; max-width: 100%; height: auto; }
.footer-title {
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--gf-muted);
  margin-bottom: 1rem;
}
.footer-links li { margin-bottom: .5rem; }
.footer-links a, .footer-address a { color: var(--gf-navy); text-decoration: none; font-weight: 500; }
.footer-links a:hover, .footer-address a:hover { color: var(--gf-orange); }
.footer-address { color: var(--gf-muted); font-style: normal; line-height: 1.7; margin: 0; overflow-wrap: anywhere; }
.contact-list a, .contact-list span { overflow-wrap: anywhere; }
.footer-bottom {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--gf-border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .5rem 1.5rem;
  color: var(--gf-muted);
  font-size: .9rem;
}
.footer-bottom a { color: var(--gf-muted); }
.footer-bottom a:hover { color: var(--gf-orange); }

/* Podstránky (ochrana údajov, 404) */
.page {
  padding: 8rem 0 5rem;
  min-height: 70vh;
}
.page .content { max-width: 760px; }
.page h1 { font-size: clamp(2rem, 4vw, 2.75rem); margin-bottom: 1.5rem; }
.page h2 { font-size: 1.35rem; margin: 2.25rem 0 .75rem; }
.page p, .page li { color: var(--gf-text); line-height: 1.7; }
.page .meta { color: var(--gf-muted); font-size: .9rem; }
.page-404 { text-align: center; }
.page-404 .big {
  font-size: clamp(5rem, 15vw, 9rem);
  font-weight: 800;
  line-height: 1;
  color: var(--gf-orange);
  letter-spacing: -.04em;
}