/* ============================================================
   Norrvik Consulting — design system + layout
   Dark "nordiskt norrsken" theme. All tokens as CSS variables
   so colors/theme are trivial to retune.
   ============================================================ */

:root {
  /* Surfaces */
  --bg:            #0a0e14;
  --bg-soft:       #0f1520;
  --surface:       rgba(255, 255, 255, 0.03);
  --surface-hover: rgba(255, 255, 255, 0.06);
  --border:        rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.16);

  /* Text */
  --text:      #eef2f8;
  --text-soft: #aab4c5;
  --text-dim:  #708096;

  /* Aurora accent — "nebula": blå → violett → magenta */
  --teal:   #3b82f6;
  --indigo: #ec4899;
  --sky:    #8b5cf6;
  --accent-grad: linear-gradient(110deg, var(--teal), var(--sky) 48%, var(--indigo));

  /* Layout */
  --maxw: 1120px;
  --radius: 18px;
  --radius-sm: 12px;

  --shadow-glow: 0 20px 60px -20px rgba(236, 72, 153, 0.5);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: "Space Grotesk", "Inter", sans-serif;
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 600;
}

a { color: inherit; text-decoration: none; }

/* ============================================================
   Animated aurora background
   ============================================================ */
.aurora {
  position: fixed;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  background:
    radial-gradient(1200px 700px at 80% -10%, rgba(139, 92, 246, 0.10), transparent 60%),
    radial-gradient(900px 600px at -10% 20%, rgba(236, 72, 153, 0.10), transparent 60%),
    var(--bg);
}
.blob {
  position: absolute;
  width: 46vw;
  height: 46vw;
  max-width: 640px;
  max-height: 640px;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.55;
  will-change: transform;
}
.blob-1 { background: var(--teal);   top: -12%;  left: 8%;   animation: drift1 22s var(--ease) infinite alternate; }
.blob-2 { background: var(--indigo); top: 20%;   right: -8%; animation: drift2 26s var(--ease) infinite alternate; }
.blob-3 { background: var(--sky);    bottom: -18%; left: 30%; animation: drift3 30s var(--ease) infinite alternate; opacity: 0.4; }

@keyframes drift1 { to { transform: translate(14%, 22%) scale(1.15); } }
@keyframes drift2 { to { transform: translate(-16%, 18%) scale(1.1); } }
@keyframes drift3 { to { transform: translate(10%, -18%) scale(1.2); } }

/* Fine grain overlay */
.grain {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ============================================================
   Nav
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 1.1rem 1.5rem;
  backdrop-filter: blur(10px);
}
.nav::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 100%;
  background: linear-gradient(var(--bg), transparent);
  opacity: 0.6;
  z-index: -1;
}

.brand {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
}
.brand-dot {
  background: var(--accent-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.9rem;
  font-size: 0.95rem;
}
.nav-links > a:not(.btn) {
  color: var(--text-soft);
  position: relative;
  transition: color 0.2s;
}
.nav-links > a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 100%; height: 2px;
  background: var(--accent-grad);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--ease);
}
.nav-links > a:not(.btn):hover { color: var(--text); }
.nav-links > a:not(.btn):hover::after { transform: scaleX(1); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 24px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.2s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.2s var(--ease), box-shadow 0.25s, background 0.2s, border-color 0.2s;
  white-space: nowrap;
}
.btn-primary {
  color: #06121f;
  background: var(--accent-grad);
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 26px 70px -18px rgba(236, 72, 153, 0.7); }
.btn-ghost {
  color: var(--text);
  background: var(--surface);
  border-color: var(--border-strong);
}
.btn-ghost:hover { background: var(--surface-hover); transform: translateY(-2px); }
.nav-cta { padding: 0.55rem 1.1rem; }

/* ============================================================
   Hero
   ============================================================ */
.hero {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(3rem, 9vh, 7rem) 1.5rem clamp(3rem, 8vh, 6rem);
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 2rem;
}
.hero-copy { text-align: left; }
.eyebrow {
  display: inline-block;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-soft);
  padding: 0.45rem 1rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  margin-bottom: 1.8rem;
}
.hero-title {
  font-size: clamp(2.1rem, 8vw, 4.6rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  text-wrap: balance;
}
.grad {
  background: var(--accent-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  max-width: 520px;
  margin: 0 0 2.2rem;
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  color: var(--text-soft);
}
.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ---------- Hero visual (animated SVG orb) ---------- */
.hero-visual {
  display: grid;
  place-items: center;
}
.flow {
  width: min(100%, 460px);
  height: auto;
  overflow: visible;
  filter: drop-shadow(0 30px 70px rgba(139, 92, 246, 0.16));
}
.flow .band { animation: drift 9s var(--ease) infinite; }
.flow .b1 { opacity: 0.75; }
.flow .b2 { opacity: 0.5;  animation-delay: -1.6s; }
.flow .b3 { opacity: 0.45; animation-delay: -3.2s; }
.flow .b4 { opacity: 0.35; animation-delay: -4.8s; }
.flow .b5 { opacity: 0.4;  animation-delay: -6.4s; }
.flow .spark { animation: pulse 4s var(--ease) infinite; }
.flow .s2 { animation-delay: 1s; }
.flow .s3 { animation-delay: 2s; }
.flow .s4 { animation-delay: 3s; }
@keyframes drift {
  0%, 100% { transform: translateX(-14px); }
  50%      { transform: translateX(14px); }
}
@keyframes pulse { 0%, 100% { opacity: 0.4; } 50% { opacity: 1; } }

/* ============================================================
   Generic section
   ============================================================ */
.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(3.5rem, 9vh, 6.5rem) 1.5rem;
}
.section-narrow { max-width: 780px; }

.section-head { margin-bottom: 3rem; max-width: 620px; }
.kicker {
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  background: var(--accent-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 600;
  margin-bottom: 0.8rem;
}
.section-head h2 { font-size: clamp(1.9rem, 4.5vw, 2.8rem); margin-bottom: 0.9rem; }
.lead { color: var(--text-soft); font-size: 1.1rem; }

/* ---------- Service cards ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.2rem;
}
.card {
  position: relative;
  padding: 2rem 1.7rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(6px);
  overflow: hidden;
  transition: transform 0.3s var(--ease), border-color 0.3s, background 0.3s;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: var(--accent-grad);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s;
}
.card:hover { transform: translateY(-6px); background: var(--surface-hover); }
.card:hover::before { opacity: 0.9; }
.card-ico {
  font-size: 1.9rem;
  width: 56px; height: 56px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: rgba(236, 72, 153, 0.12);
  border: 1px solid var(--border);
  margin-bottom: 1.2rem;
}
.card h3 { font-size: 1.25rem; margin-bottom: 0.6rem; }
.card p { color: var(--text-soft); font-size: 0.98rem; }

/* ---------- Steps ---------- */
.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.2rem;
  counter-reset: step;
}
.step {
  position: relative;
  padding: 2rem 1.7rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.step-num {
  font-family: "Space Grotesk", sans-serif;
  font-size: 2.4rem;
  font-weight: 700;
  background: var(--accent-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: block;
  margin-bottom: 0.6rem;
}
.step h3 { font-size: 1.3rem; margin-bottom: 0.55rem; }
.step p { color: var(--text-soft); font-size: 0.98rem; }

/* ---------- Why grid ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.2rem;
}
.why {
  padding: 1.6rem;
  border-left: 2px solid transparent;
  border-image: var(--accent-grad) 1;
  background: var(--surface);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.why h3 { font-size: 1.15rem; margin-bottom: 0.45rem; }
.why p { color: var(--text-soft); font-size: 0.96rem; }

/* ---------- About ---------- */
.about-text { font-size: 1.15rem; color: var(--text-soft); margin-bottom: 1.1rem; }
.about-text.muted { font-size: 1rem; color: var(--text-dim); }

/* ============================================================
   Contact
   ============================================================ */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
  padding: clamp(2rem, 5vw, 3.5rem);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 8px);
  background:
    radial-gradient(600px 300px at 100% 0%, rgba(59, 130, 246, 0.08), transparent 70%),
    var(--surface);
  backdrop-filter: blur(8px);
}
.contact-copy h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin-bottom: 0.8rem; }
.contact-mail {
  display: inline-block;
  margin-top: 1.4rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  background: var(--accent-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.9rem;
  color: var(--text-soft);
}
.contact-form input,
.contact-form textarea {
  font-family: inherit;
  font-size: 0.98rem;
  color: var(--text);
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.9rem;
  resize: vertical;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: var(--text-dim); }
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--indigo);
  box-shadow: 0 0 0 3px rgba(236, 72, 153, 0.18);
}
.contact-form .btn { margin-top: 0.3rem; }
.contact-form .hp { position: absolute; left: -9999px; }
.form-status {
  margin-top: 0.4rem;
  font-size: 0.92rem;
  font-weight: 500;
}
.form-status.ok  { color: var(--teal); }
.form-status.err { color: #fca5a5; }

/* ============================================================
   Footer
   ============================================================ */
.footer {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 3rem 1.5rem 2.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
}
.footer-brand {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 0.4rem;
}
.footer-tag { color: var(--text-soft); margin-bottom: 1.4rem; }
.footer-links {
  display: flex;
  gap: 1.6rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.4rem;
  font-size: 0.95rem;
}
.footer-links a { color: var(--text-soft); transition: color 0.2s; }
.footer-links a:hover { color: var(--text); }
.footer-copy { color: var(--text-dim); font-size: 0.88rem; }

/* ============================================================
   Scroll-reveal
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.in { opacity: 1; transform: none; }
/* Stagger children within a grid */
.cards .card,
.steps .step,
.why-grid .why { transition-delay: calc(var(--i, 0) * 80ms); }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 780px) {
  /* Tighter rhythm + smaller type so phones don't feel like a wall of text */
  .hero {
    grid-template-columns: 1fr;
    padding: 2.25rem 1.25rem 2.5rem;
    gap: 1.5rem;
    text-align: center;
  }
  .hero-copy { text-align: center; }
  .hero-copy .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-cta { justify-content: center; }
  .hero-visual { order: -1; }               /* visual on top on phones */
  .flow { width: min(88%, 320px); }
  .hero-sub { font-size: 1.05rem; margin-bottom: 2rem; }
  .section { padding: 3rem 1.25rem; }
  .section-head { margin-bottom: 2rem; }
  .section-head h2 { font-size: clamp(1.6rem, 7vw, 2.2rem); }
  .lead { font-size: 1rem; }
  .card, .step { padding: 1.5rem 1.35rem; }
  .about-text { font-size: 1.05rem; }

  .nav { padding: 0.9rem 1.25rem; }
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    inset: 68px 0 auto 0;
    flex-direction: column;
    gap: 1.2rem;
    padding: 1.6rem 1.5rem 2rem;
    background: var(--bg-soft);
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    transition: transform 0.35s var(--ease);
    align-items: flex-start;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-cta { align-self: stretch; }

  .contact { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .blob,
  .flow .band,
  .flow .spark { animation: none; }
  .reveal { transition: none; opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}