/* ============================================================
   css/style.css — Barisab delade stilar
   Refereras av: index.html, kalkylator.html, case-study.html
   ============================================================ */

/* ── VARIABLER ── */
:root {
  --navy:        #0D1B2A;
  --steel:       #1C3A52;
  --ice:         #E8F1F8;
  --accent:      #2A7DD4;
  --accent-light:#4A9AE8;
  --warm:        #F5F0E8;
  --text:        #0D1B2A;
  --muted:       #5A7080;
  --white:       #FFFFFF;
  --border:      rgba(13,27,42,0.1);
}

/* ── RESET ── */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'DM Sans', sans-serif;
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
}

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.2rem 4rem;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: 'DM Serif Display', serif;
  font-size: 1.5rem;
  color: var(--navy);
  letter-spacing: -0.02em;
  text-decoration: none;
  display: inline-block;
}
.nav-logo span { color: var(--accent); }
.nav-links {
  display: flex; align-items: center; gap: 1.8rem;
}
.nav-links a {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.875rem; font-weight: 500;
  color: var(--navy); text-decoration: none;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--accent); }
.nav-right { display: flex; align-items: center; gap: 2rem; }
.lang-toggle {
  display: flex;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}
.lang-btn {
  padding: 0.35rem 0.8rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8rem; font-weight: 500;
  cursor: pointer; border: none;
  background: transparent; color: var(--muted);
  transition: all 0.2s; letter-spacing: 0.05em;
}
.lang-btn.active { background: var(--navy); color: var(--white); }
.nav-cta {
  padding: 0.6rem 1.4rem;
  background: var(--accent); color: white;
  border: none; border-radius: 6px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.875rem; font-weight: 500;
  cursor: pointer; transition: background 0.2s;
  text-decoration: none;
}
.nav-cta:hover { background: var(--accent-light); }

/* ── HERO EYEBROW (ljus bakgrund) ── */
.hero-eyebrow {
  display: inline-block;
  font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1.2rem;
  padding: 0.3rem 0.8rem;
  background: rgba(42,125,212,0.08);
  border-radius: 4px;
}

/* ── KNAPPAR ── */
.btn-primary {
  padding: 0.9rem 2rem;
  background: var(--navy); color: white;
  border: none; border-radius: 6px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem; font-weight: 500;
  cursor: pointer; transition: all 0.2s;
  text-decoration: none; display: inline-block;
}
.btn-primary:hover { background: var(--steel); transform: translateY(-1px); }

.btn-secondary {
  padding: 0.9rem 2rem;
  background: transparent; color: var(--navy);
  border: 1.5px solid var(--border); border-radius: 6px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem; font-weight: 500;
  cursor: pointer; transition: all 0.2s;
  text-decoration: none; display: inline-block;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

.btn-accent {
  display: block; width: 100%; text-align: center;
  padding: 0.9rem 1.5rem;
  background: var(--accent); color: white;
  border: none; border-radius: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem; font-weight: 500;
  cursor: pointer; transition: background 0.2s;
  text-decoration: none; margin-bottom: 0.75rem;
}
.btn-accent:hover { background: var(--accent-light); }

.btn-outline-white {
  display: block; width: 100%; text-align: center;
  padding: 0.75rem 1.5rem;
  background: transparent; color: rgba(255,255,255,0.7);
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.875rem; font-weight: 400;
  cursor: pointer; transition: all 0.2s;
  text-decoration: none;
}
.btn-outline-white:hover { border-color: rgba(255,255,255,0.5); color: white; }

.btn-ghost {
  padding: 1rem 2.2rem;
  background: transparent; color: rgba(255,255,255,0.8);
  border: 1.5px solid rgba(255,255,255,0.25);
  border-radius: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem; font-weight: 400;
  cursor: pointer; transition: all 0.2s;
  text-decoration: none; display: inline-block;
}
.btn-ghost:hover { border-color: rgba(255,255,255,0.6); color: white; }

/* ── SECTION COMMONS ── */
section { padding: 6rem 4rem; }
.section-label {
  font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1rem;
}
.section-title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.15; letter-spacing: -0.02em;
  color: var(--navy); margin-bottom: 1rem;
}
.section-sub {
  font-size: 1.05rem; line-height: 1.7;
  color: var(--muted); max-width: 560px;
  font-weight: 300;
}

/* ── BADGES ── */
.badge {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; padding: 0.25rem 0.6rem;
  border-radius: 4px;
}
.badge-green { background: #E8F5E9; color: #2E7D32; }
.badge-red   { background: #FFEBEE; color: #C62828; }
.badge-blue  { background: rgba(42,125,212,0.1); color: var(--accent); }

/* ── FOUNDER NOTE ── */
.founder-note {
  background: rgba(42,125,212,0.06);
  border-radius: 8px; padding: 0.8rem 1rem;
  font-size: 0.8rem; color: var(--accent);
  font-weight: 500; margin-top: 0.5rem;
}

/* ── SUCCESS MSG ── */
.success-msg {
  display: none;
  color: #81C784;
  font-size: 0.9rem;
  margin-top: 0.75rem;
  font-weight: 500;
}

/* ── FOOTER ── */
footer {
  background: var(--navy);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 2rem 4rem;
  display: flex; justify-content: space-between; align-items: center;
}
footer p { font-size: 0.8rem; color: rgba(255,255,255,0.35); }
.footer-logo {
  font-family: 'DM Serif Display', serif;
  font-size: 1.1rem; color: rgba(255,255,255,0.6);
}
.footer-logo span { color: var(--accent-light); }

/* ── ANIMATIONER ── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-6px); }
}
@keyframes barGrow {
  from { transform: scaleX(0); transform-origin: left; }
  to   { transform: scaleX(1); }
}
@keyframes countUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── RESPONSIV ── */
@media (max-width: 900px) {
  nav { padding: 1rem 1.5rem; }
  .nav-links { display: none; }
  section { padding: 4rem 1.5rem; }
  footer { flex-direction: column; gap: 1rem; text-align: center; }
}