/* =============================================
   ALFREDSDATASERVICE.COM – Stylesheet
   ============================================= */

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

:root {
  --bg:          #0a0a0f;
  --bg-alt:      #0d1b2a;
  --accent:      #4fc3f7;
  --accent-dim:  #1a6a8a;
  --text:        #e8eaf0;
  --text-muted:  #8899aa;
  --border:      rgba(79, 195, 247, 0.18);
  --radius:      0px;
  --nav-h:       64px;
  --font:        'Inter', system-ui, sans-serif;
  --max-w:       1100px;
  --transition:  200ms ease;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.7;
  min-height: 100vh;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: opacity var(--transition);
}

a:hover { opacity: 0.75; }

img {
  display: block;
  max-width: 100%;
}

/* --- Layout helpers --- */
.container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.section {
  padding-block: 5rem;
}

.section--alt {
  background: var(--bg-alt);
}

.section__label {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.section__title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.section__sub {
  color: var(--text-muted);
  max-width: 580px;
  margin-bottom: 3rem;
}

hr.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin-block: 0;
}

/* --- Navbar --- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
}

.nav-logo span { color: var(--accent); }

.nav-logo__img {
  height: 60px !important;
  width: auto !important;
  max-width: 140px;
  border-radius: 6px;
  display: block;
  object-fit: contain;
}

.nav-social a {
  display: inline-flex;
  align-items: center;
}

.lang-switch {
  display: flex;
  gap: 0.4rem;
  align-items: center;
  margin-right: 0.5rem;
}

.lang-switch a {
  display: inline-flex;
  align-items: center;
  opacity: 0.5;
  transition: opacity 0.2s, transform 0.2s;
  text-decoration: none;
  padding: 0.2rem;
}

.lang-switch a img.flag {
  width: 28px;
  height: 18px;
  display: block;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 2px;
}

.lang-switch a:hover {
  opacity: 0.85;
  transform: scale(1.08);
}

.lang-switch a.lang-active {
  opacity: 1;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent);
  opacity: 1;
}

.nav-social {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-social a {
  display: flex;
  align-items: center;
  color: var(--text-muted);
  transition: color var(--transition);
}

.nav-social a:hover { color: var(--accent); opacity: 1; }

.nav-social svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: transform var(--transition), opacity var(--transition);
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav drawer */
.nav-drawer {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem;
  z-index: 99;
}

.nav-drawer.open { display: block; }

.nav-drawer ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.nav-drawer a {
  color: var(--text);
  font-size: 1.1rem;
  font-weight: 500;
}

.nav-drawer .drawer-social {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.nav-drawer .drawer-social a {
  display: flex;
  align-items: center;
  color: var(--text-muted);
}

.nav-drawer .drawer-social svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  text-align: center;
}

.btn-primary {
  background: var(--accent);
  color: #000;
  border: 2px solid var(--accent);
}

.btn-primary:hover {
  background: transparent;
  color: var(--accent);
  opacity: 1;
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
}

.btn-outline:hover {
  background: var(--accent);
  color: #000;
  opacity: 1;
}

/* --- Hero --- */
.hero {
  padding-block: 7rem 6rem;
  border-bottom: 1px solid var(--border);
}

.hero__eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  border: 1px solid var(--border);
  padding: 0.35rem 0.85rem;
  margin-bottom: 1.75rem;
}

.hero__title {
  font-size: clamp(2.4rem, 7vw, 4.5rem);
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: 1.25rem;
  max-width: 720px;
}

.hero__title .highlight { color: var(--accent); }

.hero__sub {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 540px;
  margin-bottom: 2.5rem;
}

.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* --- About section --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text p { color: var(--text-muted); margin-bottom: 1rem; }

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.stat-card {
  border: 1px solid var(--border);
  padding: 1.5rem;
  background: var(--bg-alt);
}

.stat-card__num {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.35rem;
}

.stat-card__label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* --- Cards (blog, shop, project) --- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.card {
  border: 1px solid var(--border);
  background: var(--bg-alt);
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition);
}

.card:hover { border-color: var(--accent); }

.card__img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: contain;
  background: #111827;
  display: block;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.card__img-placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, #0d1b2a 0%, #111827 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.card__img-placeholder svg {
  width: 48px;
  height: 48px;
  fill: var(--accent-dim);
}

.card__body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card__meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.card__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: var(--text);
}

.card__desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  flex: 1;
  margin-bottom: 1.25rem;
}

.card__price {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1rem;
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
}

.card__link::after {
  content: '→';
}

/* --- Shop sections --- */
.shop-section { margin-bottom: 4rem; }

.shop-section__title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

/* --- Blog post (inner page) --- */
.post {
  max-width: 720px;
  margin-inline: auto;
  padding-block: 4rem;
}

.post__header { margin-bottom: 2.5rem; }

.post__date {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.post__title {
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.post__lead {
  font-size: 1.15rem;
  color: var(--text-muted);
}

.post__body h2 {
  font-size: 1.4rem;
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}

.post__body p { color: var(--text-muted); margin-bottom: 1.25rem; }

.post__body a { text-decoration: underline; }

.post__back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.post__back::before { content: '←'; }
.post__back:hover { color: var(--accent); opacity: 1; }

/* --- Page header (blogg, shop, projekt) --- */
.page-header {
  padding-block: 4rem 3rem;
  border-bottom: 1px solid var(--border);
}

.page-header__title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 0.75rem;
}

.page-header__sub {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--border);
  padding-block: 2.5rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer__social {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  margin-bottom: 1rem;
}

.footer__social a {
  display: flex;
  align-items: center;
  color: var(--text-muted);
  transition: color var(--transition);
}

.footer__social a:hover { color: var(--accent); opacity: 1; }

.footer__social svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

/* --- Empty state --- */
.empty-state {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--text-muted);
  border: 1px dashed var(--border);
}

.empty-state svg {
  width: 48px;
  height: 48px;
  fill: var(--accent-dim);
  margin-inline: auto;
  margin-bottom: 1rem;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .nav-links, .nav-social { display: none; }
  .hamburger { display: flex; }

  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-stats { grid-template-columns: 1fr 1fr; }

  .hero { padding-block: 5rem 4rem; }
  .section { padding-block: 3.5rem; }
}

@media (max-width: 480px) {
  .card-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; }
  .btn { width: 100%; text-align: center; }
}