/*
Theme Name: 3DUnivers
Theme URI: https://3dunivers.dk
Author: 3DUnivers
Author URI: https://3dunivers.dk
Description: Enkel én-sides hjemmeside til 3D print service i Hvidovre
Version: 1.0
License: GNU General Public License v2 or later
Text Domain: 3dunivers
*/

/* ── Reset & base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: #0d0f14;
  color: #e8eaf0;
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ── Colours ── */
:root {
  --accent: #00c8ff;
  --accent2: #7b5ea7;
  --card: #161a24;
  --border: #252a38;
  --text-muted: #8891aa;
}

/* ── NAV ── */
nav {
  position: fixed; top: 0; width: 100%; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 2rem;
  background: rgba(13,15,20,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-size: 1.4rem; font-weight: 800; letter-spacing: -.5px;
  color: #fff;
}
.nav-logo span { color: var(--accent); }
.nav-links { display: flex; gap: 1.8rem; list-style: none; }
.nav-links a {
  font-size: .9rem; font-weight: 500; color: var(--text-muted);
  transition: color .2s;
}
.nav-links a:hover { color: var(--accent); }
.nav-cta {
  background: var(--accent); color: #0d0f14 !important;
  padding: .45rem 1.1rem; border-radius: 6px;
  font-weight: 700; font-size: .88rem;
  transition: opacity .2s;
}
.nav-cta:hover { opacity: .85; }

/* hamburger */
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.hamburger span { width: 24px; height: 2px; background: #e8eaf0; border-radius: 2px; transition: .3s; }

/* ── HERO ── */
.hero {
  min-height: 82vh;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  padding: 6rem 1.5rem 2.5rem;
  position: relative; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 40%, rgba(0,200,255,.08) 0%, transparent 70%),
              radial-gradient(ellipse 50% 50% at 80% 80%, rgba(123,94,167,.08) 0%, transparent 60%);
}
.hero-grid {
  position: absolute; inset: 0; opacity: .06;
  background-image: linear-gradient(var(--border) 1px, transparent 1px),
                    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 40px 40px;
}
.hero-content { position: relative; max-width: 750px; }
.hero-badge {
  display: inline-block;
  background: rgba(0,200,255,.1); border: 1px solid rgba(0,200,255,.3);
  color: var(--accent); padding: .35rem 1rem; border-radius: 99px;
  font-size: .8rem; font-weight: 600; letter-spacing: .5px;
  margin-bottom: 1.5rem;
}
.hero h1 {
  font-size: clamp(2.2rem, 6vw, 4rem);
  font-weight: 900; line-height: 1.1;
  margin-bottom: 1.2rem;
}
.hero h1 .accent { color: var(--accent); }
.hero p {
  font-size: 1.15rem; color: var(--text-muted);
  max-width: 560px; margin: 0 auto 2.2rem;
}
.hero-btns { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.btn-primary {
  background: var(--accent); color: #0d0f14;
  padding: .75rem 1.8rem; border-radius: 8px;
  font-weight: 700; font-size: 1rem;
  transition: opacity .2s, transform .2s;
}
.btn-primary:hover { opacity: .88; transform: translateY(-1px); color: #0d0f14; }
.btn-outline {
  border: 1.5px solid var(--border); color: #e8eaf0;
  padding: .75rem 1.8rem; border-radius: 8px;
  font-weight: 600; font-size: 1rem;
  transition: border-color .2s, transform .2s;
}
.btn-outline:hover { border-color: var(--accent); transform: translateY(-1px); }

/* ── SECTIONS ── */
section { padding: 5rem 1.5rem; }
.container { max-width: 1100px; margin: 0 auto; }
.section-label {
  font-size: .78rem; font-weight: 700; letter-spacing: 2px;
  color: var(--accent); text-transform: uppercase; margin-bottom: .6rem;
}
.section-title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800; margin-bottom: 1rem;
}
.section-sub { color: var(--text-muted); max-width: 560px; font-size: 1.05rem; }

/* ── OM OS ── */
#om {
  background: linear-gradient(135deg, rgba(0,200,255,.04) 0%, transparent 60%);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.om-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 3rem; align-items: center; margin-top: 3rem;
}
.om-text p { color: var(--text-muted); margin-bottom: 1rem; }
.om-text strong { color: #e8eaf0; }
.printer-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; padding: 2rem;
}
.printer-icon {
  font-size: 3rem; margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.printer-card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: .5rem; }
.printer-card p { color: var(--text-muted); font-size: .95rem; }
.specs { margin-top: 1.2rem; display: flex; flex-direction: column; gap: .5rem; }
.spec { display: flex; gap: .5rem; align-items: flex-start; font-size: .9rem; color: var(--text-muted); }
.spec-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); margin-top: .45rem; flex-shrink: 0; }

/* ── YDELSER ── */
#ydelser { padding-top: 5rem; }
.services-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1.5rem; margin-top: 3rem;
}
.service-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; padding: 2.2rem;
  transition: border-color .25s, transform .25s;
  position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  opacity: 0; transition: opacity .25s;
}
.service-card:hover { border-color: var(--accent); transform: translateY(-3px); }
.service-card:hover::before { opacity: 1; }
.service-icon { font-size: 2.4rem; margin-bottom: 1rem; }
.service-card h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: .6rem; }
.service-card p { color: var(--text-muted); font-size: .95rem; line-height: 1.65; }
.service-link {
  display: inline-flex; align-items: center; gap: .4rem;
  margin-top: 1.2rem; color: var(--accent); font-weight: 600; font-size: .9rem;
  transition: gap .2s;
}
.service-link:hover { gap: .7rem; }

/* ── PRODUKTER ── */
#produkter { background: rgba(255,255,255,.015); border-top: 1px solid var(--border); }
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.2rem; margin-top: 3rem;
}
.product-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; overflow: hidden;
  transition: border-color .2s, transform .2s;
}
.product-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.product-img {
  height: 160px;
  background: linear-gradient(135deg, #1a1f2e, #252a3a);
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
}
.product-body { padding: 1rem; }
.product-body h4 { font-size: 1rem; font-weight: 700; margin-bottom: .3rem; }
.product-body p { font-size: .85rem; color: var(--text-muted); margin-bottom: .7rem; }
.product-price { font-size: 1.05rem; font-weight: 800; color: var(--accent); }
.product-note { font-size: .78rem; color: var(--text-muted); margin-top: .2rem; }

/* ── HVORDAN ── */
#hvordan { border-top: 1px solid var(--border); }
.steps {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem; margin-top: 3rem;
}
.step { text-align: center; }
.step-num {
  width: 52px; height: 52px; border-radius: 50%;
  background: rgba(0,200,255,.1); border: 1.5px solid var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; font-weight: 800; color: var(--accent);
  margin: 0 auto 1rem;
}
.step h4 { font-weight: 700; margin-bottom: .4rem; }
.step p { color: var(--text-muted); font-size: .9rem; }

/* ── KONTAKT ── */
#kontakt { background: rgba(0,200,255,.025); border-top: 1px solid var(--border); }
.kontakt-grid {
  display: grid; grid-template-columns: 1fr 1.4fr;
  gap: 3rem; margin-top: 3rem; align-items: start;
}
.kontakt-info h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 1.2rem; }
.info-item {
  display: flex; gap: .8rem; align-items: flex-start;
  margin-bottom: 1.1rem;
}
.info-icon {
  width: 38px; height: 38px; border-radius: 8px;
  background: rgba(0,200,255,.1); border: 1px solid rgba(0,200,255,.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; flex-shrink: 0;
}
.info-item h5 { font-size: .85rem; color: var(--text-muted); font-weight: 500; }
.info-item p { font-size: .95rem; font-weight: 600; }
.info-item a { color: var(--accent); }

/* form */
.contact-form {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; padding: 2rem;
}
.form-group { margin-bottom: 1.1rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
label { display: block; font-size: .82rem; font-weight: 600; color: var(--text-muted); margin-bottom: .4rem; }
input, textarea, select {
  width: 100%; background: #0d0f14; border: 1.5px solid var(--border);
  border-radius: 8px; padding: .7rem .9rem;
  color: #e8eaf0; font-family: inherit; font-size: .95rem;
  transition: border-color .2s;
  -webkit-appearance: none;
}
input:focus, textarea:focus, select:focus {
  outline: none; border-color: var(--accent);
}
textarea { resize: vertical; min-height: 120px; }
select option { background: #1a1f2e; }
.btn-send {
  width: 100%; background: var(--accent); color: #0d0f14;
  border: none; border-radius: 8px; padding: .85rem;
  font-size: 1rem; font-weight: 700; cursor: pointer;
  transition: opacity .2s, transform .2s; font-family: inherit;
}
.btn-send:hover { opacity: .88; transform: translateY(-1px); }
.btn-send:disabled { opacity: .6; cursor: not-allowed; transform: none; }
.form-success {
  display: none; text-align: center; padding: 2rem;
  color: var(--accent); font-size: 1.1rem; font-weight: 600;
}
.form-error {
  background: rgba(255,80,80,.1); border: 1px solid rgba(255,80,80,.3);
  color: #ff6b6b; padding: .8rem 1rem; border-radius: 8px;
  margin-bottom: 1rem; font-size: .9rem; display: none;
}

/* ── 3D SHOWCASE ── */
.showcase {
  padding: 0 1.5rem 4rem;
  position: relative; z-index: 1;
}
.showcase-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem; max-width: 1100px; margin: 0 auto;
}
.showcase-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; padding: 1.6rem 1.4rem;
  display: flex; flex-direction: column; align-items: center; text-align: center;
  perspective: 600px;
  transition: border-color .3s;
  cursor: default;
}
.showcase-card:hover { border-color: var(--accent); }
.sc-cube-wrap {
  perspective: 300px; width: 70px; height: 70px; margin-bottom: 1rem;
}
.sc-cube {
  width: 70px; height: 70px;
  position: relative; transform-style: preserve-3d;
}
.sc-cube.spin1 { animation: spinCube 9s linear infinite; }
.sc-cube.spin2 { animation: spinCube 12s linear infinite reverse; }
.sc-cube.spin3 { animation: spinCube 7s linear infinite; }
@keyframes spinCube {
  from { transform: rotateX(20deg) rotateY(0deg); }
  to   { transform: rotateX(20deg) rotateY(360deg); }
}
.sc-face {
  position: absolute; width: 70px; height: 70px;
  border: 1.5px solid rgba(0,200,255,.55);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem;
}
.sc-face.f { transform: translateZ(35px);  background: rgba(0,200,255,.06); }
.sc-face.ba { transform: rotateY(180deg) translateZ(35px); background: rgba(0,200,255,.04); }
.sc-face.l  { transform: rotateY(-90deg) translateZ(35px); background: rgba(123,94,167,.06); }
.sc-face.r  { transform: rotateY( 90deg) translateZ(35px); background: rgba(123,94,167,.06); }
.sc-face.t  { transform: rotateX( 90deg) translateZ(35px); background: rgba(0,200,255,.03); }
.sc-face.bo { transform: rotateX(-90deg) translateZ(35px); background: rgba(0,200,255,.03); }
.showcase-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: .3rem; }
.showcase-card p  { font-size: .85rem; color: var(--text-muted); }

/* ── FILE UPLOAD ── */
.file-upload-wrap { position: relative; }
.file-upload-label {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: .4rem; padding: 1.4rem;
  border: 2px dashed var(--border); border-radius: 8px;
  cursor: pointer; transition: border-color .2s, background .2s;
  text-align: center;
}
.file-upload-label:hover { border-color: var(--accent); background: rgba(0,200,255,.04); }
.file-upload-label .upload-icon { font-size: 1.8rem; }
.file-upload-label .upload-text { font-size: .88rem; color: var(--text-muted); }
.file-upload-label .upload-hint { font-size: .76rem; color: var(--text-muted); opacity: .7; }
#design_file { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.file-name {
  margin-top: .4rem; font-size: .82rem; color: var(--accent);
  min-height: 1.2rem; text-align: center;
}

/* ── BACK TO TOP ── */
#backToTop {
  position: fixed; bottom: 1.8rem; right: 1.8rem; z-index: 200;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--accent); color: #0d0f14;
  border: none; cursor: pointer; font-size: 1.2rem;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(0,200,255,.35);
  opacity: 0; pointer-events: none;
  transition: opacity .3s, transform .3s;
}
#backToTop.visible { opacity: 1; pointer-events: auto; }
#backToTop:hover { transform: translateY(-3px); }

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 1.5rem;
  text-align: center; color: var(--text-muted); font-size: .88rem;
}
footer .footer-logo { font-size: 1.2rem; font-weight: 800; color: #fff; margin-bottom: .4rem; }
footer .footer-logo span { color: var(--accent); }
footer p { margin-top: .3rem; }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-cta-desktop { display: none; }
  .hamburger { display: flex; }
  .mobile-menu {
    position: fixed; top: 60px; left: 0; right: 0; z-index: 99;
    background: rgba(13,15,20,.97); border-bottom: 1px solid var(--border);
    padding: 1.5rem; display: flex; flex-direction: column; gap: 1.2rem;
  }
  .mobile-menu a { font-size: 1rem; color: var(--text-muted); }
  .mobile-menu a:hover { color: var(--accent); }
  .mobile-menu .nav-cta { display: block; text-align: center; }

  .om-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .kontakt-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .showcase-grid { grid-template-columns: 1fr; }
  #backToTop { bottom: 1.2rem; right: 1.2rem; }
}