/* ============================================================
   West Digital Management AB – Main Stylesheet
   Mobile-first, performance-focused, no framework dependencies
   ============================================================ */

:root {
  --blue-dark:   #0a1f3c;
  --blue-mid:    #1a3a6b;
  --blue-accent: #2563eb;
  --blue-light:  #3b82f6;
  --teal:        #0ea5e9;
  --white:       #ffffff;
  --off-white:   #f0f4f8;
  --text:        #1e293b;
  --text-muted:  #475569;
  --border:      #cbd5e1;
  --radius:      8px;
  --radius-lg:   16px;
  --shadow:      0 2px 12px rgba(10,31,60,.10);
  --shadow-lg:   0 8px 32px rgba(10,31,60,.16);
  --font-head:   'Syne', sans-serif;
  --font-body:   'DM Sans', sans-serif;
  --max-w:       1140px;
  --transition:  .22s ease;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--white);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-accent); text-decoration: none; }
a:hover { text-decoration: underline; }
ul { list-style: none; }

/* ---- Typography ---- */
h1, h2, h3, h4 {
  font-family: var(--font-head);
  line-height: 1.2;
  color: var(--blue-dark);
}
h1 { font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.2rem); font-weight: 700; margin-bottom: .5em; }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.35rem); font-weight: 600; margin-bottom: .4em; }
p  { margin-bottom: 1em; }

/* ---- Layout helpers ---- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 1.25rem;
}
.section { padding-block: 4rem; }
.section--alt { background: var(--off-white); }

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--blue-dark);
  box-shadow: 0 2px 16px rgba(0,0,0,.25);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: .85rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: .75rem;
  text-decoration: none;
}
.logo img {
  width: 44px;
  height: auto;
}
.logo-text {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
}
.logo-text span { display: block; font-size: .7rem; font-weight: 400; color: var(--teal); letter-spacing: .06em; text-transform: uppercase; }

/* Desktop nav */
.main-nav { display: none; }
.main-nav ul { display: flex; align-items: center; gap: .25rem; }
.main-nav a {
  font-family: var(--font-body);
  font-size: .9rem;
  font-weight: 500;
  color: rgba(255,255,255,.82);
  padding: .45rem .85rem;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}
.main-nav a:hover, .main-nav a.active {
  background: rgba(255,255,255,.1);
  color: var(--white);
  text-decoration: none;
}
.main-nav .nav-cta {
  background: var(--blue-accent);
  color: var(--white) !important;
  padding: .45rem 1.1rem;
  border-radius: var(--radius);
}
.main-nav .nav-cta:hover { background: var(--blue-light); }

/* Hamburger */
.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius);
  transition: background var(--transition);
}
.menu-toggle:hover { background: rgba(255,255,255,.1); }
.menu-toggle span {
  display: block;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform .3s, opacity .3s;
}
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav drawer */
.mobile-nav {
  display: none;
  background: var(--blue-mid);
  padding: 1rem 1.25rem 1.5rem;
  border-top: 1px solid rgba(255,255,255,.08);
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block;
  color: rgba(255,255,255,.88);
  font-size: 1rem;
  font-weight: 500;
  padding: .7rem .5rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: color var(--transition);
}
.mobile-nav a:hover { color: var(--white); text-decoration: none; }
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav .nav-cta-mobile {
  display: inline-block;
  margin-top: 1rem;
  background: var(--blue-accent);
  color: var(--white) !important;
  padding: .65rem 1.4rem;
  border-radius: var(--radius);
  font-size: .95rem;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue-mid) 60%, #1e4080 100%);
  color: var(--white);
  padding-block: 5rem 4rem;
  overflow: hidden;
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(37,99,235,.3) 0%, transparent 65%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  display: grid;
  gap: 2.5rem;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(14,165,233,.18);
  border: 1px solid rgba(14,165,233,.35);
  color: var(--teal);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .07em;
  text-transform: uppercase;
  padding: .35rem .9rem;
  border-radius: 100px;
  margin-bottom: 1.25rem;
}
.hero h1 {
  color: var(--white);
  margin-bottom: .75rem;
}
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,.78);
  margin-bottom: 2rem;
  max-width: 540px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }

/* Decorative network grid */
.hero-visual {
  display: none;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.6rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: .95rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--blue-accent);
  color: var(--white);
  border-color: var(--blue-accent);
}
.btn-primary:hover { background: var(--blue-light); border-color: var(--blue-light); box-shadow: 0 4px 16px rgba(37,99,235,.35); text-decoration: none; }
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.45);
}
.btn-outline:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.8); text-decoration: none; }
.btn-outline-dark {
  background: transparent;
  color: var(--blue-accent);
  border-color: var(--blue-accent);
}
.btn-outline-dark:hover { background: var(--blue-accent); color: var(--white); text-decoration: none; }

/* ============================================================
   SERVICES GRID
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 2.5rem;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
  border-color: var(--blue-light);
}
.service-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--blue-accent), var(--teal));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  flex-shrink: 0;
}
.service-icon svg { color: var(--white); }
.service-card h3 { color: var(--blue-dark); }
.service-card p { color: var(--text-muted); font-size: .9rem; margin: 0; }

/* ============================================================
   ABOUT INTRO SECTION
   ============================================================ */
.about-intro { text-align: center; max-width: 760px; margin-inline: auto; }
.about-intro p { font-size: 1.1rem; color: var(--text-muted); }
.section-label {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blue-accent);
  margin-bottom: .65rem;
}

/* ============================================================
   FIBER BANNER
   ============================================================ */
.fiber-banner {
  background: linear-gradient(135deg, var(--blue-mid), var(--blue-dark));
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: flex-start;
}
.fiber-banner h2 { color: var(--white); }
.fiber-banner p { color: rgba(255,255,255,.78); margin: 0; }
.fiber-logo { display: flex; align-items: center; gap: .75rem; }
.fiber-logo-badge {
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius);
  padding: .4rem .9rem;
  font-size: .8rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: .04em;
}

/* ============================================================
   FAQ / ACCORDION
   ============================================================ */
.faq-list { margin-top: 2rem; }
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-item:first-child { border-top: 1px solid var(--border); }
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  text-align: left;
  background: none;
  border: none;
  padding: 1.1rem 0;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--blue-dark);
  cursor: pointer;
  transition: color var(--transition);
}
.faq-question:hover { color: var(--blue-accent); }
.faq-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border: 2px solid currentColor;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition);
  color: var(--blue-accent);
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  display: none;
  padding-bottom: 1.25rem;
  color: var(--text-muted);
  font-size: .95rem;
  line-height: 1.7;
}
.faq-item.open .faq-answer { display: block; }

/* ============================================================
   PRICING TABLE
   ============================================================ */
.pricing-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1.5rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.pricing-table thead { background: var(--blue-dark); color: var(--white); }
.pricing-table th {
  padding: 1rem 1.25rem;
  text-align: left;
  font-family: var(--font-head);
  font-size: .85rem;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.pricing-table td {
  padding: .9rem 1.25rem;
  border-bottom: 1px solid var(--border);
  font-size: .95rem;
}
.pricing-table tbody tr:last-child td { border-bottom: none; }
.pricing-table tbody tr:nth-child(even) { background: var(--off-white); }
.pricing-table tbody tr:hover { background: #e0eaff; }
.pricing-table .price-col {
  font-weight: 700;
  color: var(--blue-accent);
  font-family: var(--font-head);
  font-size: 1.05rem;
}
.badge-new {
  display: inline-block;
  background: var(--teal);
  color: var(--white);
  font-size: .7rem;
  font-weight: 700;
  padding: .15rem .5rem;
  border-radius: 100px;
  margin-left: .5rem;
  vertical-align: middle;
}
.badge-up {
  background: #f97316;
}
.badge-down {
  background: #22c55e;
}
.pricing-note {
  background: #eff6ff;
  border-left: 4px solid var(--blue-accent);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-top: 1.5rem;
  font-size: .9rem;
  color: var(--text-muted);
}

/* ============================================================
   COVERAGE AREA
   ============================================================ */
.coverage-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 1.5rem;
}
.coverage-zone {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}
.coverage-zone h4 {
  color: var(--blue-mid);
  margin-bottom: .75rem;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.coverage-zone ul { font-size: .9rem; color: var(--text-muted); }
.coverage-zone li {
  padding: .3rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
}
.coverage-zone li:last-child { border-bottom: none; }
.speed-val { font-weight: 600; color: var(--blue-dark); }

/* ============================================================
   CONTACT SECTION
   ============================================================ */
.contact-section {
  background: var(--blue-dark);
  color: var(--white);
}
.contact-section h2 { color: var(--white); }
.contact-grid {
  display: grid;
  gap: 2.5rem;
  margin-top: 2.5rem;
}
.contact-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
}
.contact-card h3 { color: var(--white); font-size: 1rem; margin-bottom: .75rem; }
.contact-card a { color: var(--teal); }
.contact-card a:hover { color: var(--blue-light); }
.contact-card p { color: rgba(255,255,255,.72); font-size: .95rem; margin: .25rem 0; }
.contact-icon {
  width: 40px;
  height: 40px;
  background: rgba(37,99,235,.3);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: .75rem;
  color: var(--teal);
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: #040e1f;
  color: rgba(255,255,255,.55);
  padding-block: 3rem 2rem;
  font-size: .88rem;
}
.footer-grid {
  display: grid;
  gap: 2rem;
}
.footer-brand .logo { margin-bottom: 1rem; }
.footer-brand p { font-size: .88rem; max-width: 280px; line-height: 1.6; }
.footer-links h4 {
  color: var(--white);
  font-size: .85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: .75rem;
}
.footer-links li { margin-bottom: .4rem; }
.footer-links a { color: rgba(255,255,255,.55); font-size: .88rem; transition: color var(--transition); }
.footer-links a:hover { color: var(--white); text-decoration: none; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  justify-content: space-between;
  align-items: center;
}
.footer-bottom a { color: rgba(255,255,255,.45); }
.footer-bottom a:hover { color: var(--white); text-decoration: none; }

/* ============================================================
   PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue-mid) 100%);
  color: var(--white);
  padding-block: 3.5rem 3rem;
}
.page-hero h1 { color: var(--white); margin-bottom: .5rem; }
.page-hero p { color: rgba(255,255,255,.75); font-size: 1.1rem; max-width: 620px; margin: 0; }

/* ============================================================
   BREADCRUMB
   ============================================================ */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  align-items: center;
  font-size: .82rem;
  margin-bottom: 1.25rem;
  color: rgba(255,255,255,.5);
}
.breadcrumb a { color: rgba(255,255,255,.65); }
.breadcrumb a:hover { color: var(--white); }
.breadcrumb-sep { color: rgba(255,255,255,.3); }

/* ============================================================
   SPEED AREAS LIST
   ============================================================ */
.speed-area {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .75rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.speed-area:hover { background: #eff6ff; }

/* ============================================================
   RESPONSIVE – Tablet ≥ 640px
   ============================================================ */
@media (min-width: 640px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .coverage-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .fiber-banner { flex-direction: row; align-items: center; justify-content: space-between; }
}

/* ============================================================
   RESPONSIVE – Desktop ≥ 900px
   ============================================================ */
@media (min-width: 900px) {
  .main-nav { display: flex; }
  .menu-toggle { display: none; }
  .hero-grid { grid-template-columns: 1fr 1fr; }
  .hero-visual { display: block; }
  .services-grid { grid-template-columns: repeat(4, 1fr); }
  .coverage-grid { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

/* ============================================================
   UTILITY
   ============================================================ */
.text-center { text-align: center; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

/* ============================================================
   PRINT / PERF
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}