/* Lotsaro AB — dark technical marketing site */
:root {
  --bg: #090e1d;
  --panel: #111a2e;
  --panel-2: #152038;
  --border: #1e2a48;
  --border-soft: #243356;
  --text: #e8eef8;
  --muted: #8b9bb8;
  --muted-2: #6b7c99;
  --cyan: #22d3ee;
  --cyan-hover: #67e8f9;
  --cyan-ink: #082f3a;
  --violet: #a78bfa;
  --glow: rgba(34, 211, 238, 0.18);
  --glow-violet: rgba(167, 139, 250, 0.16);
  --max: 60rem;
  --pad: clamp(1.25rem, 4vw, 2.25rem);
  --radius: 0.65rem;
  --font: "Plus Jakarta Sans", "Segoe UI", system-ui, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--cyan);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--cyan-hover);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: var(--pad);
  top: 0.75rem;
  z-index: 100;
  padding: 0.5rem 0.85rem;
  background: var(--cyan);
  color: var(--cyan-ink);
  border-radius: 0.35rem;
  text-decoration: none;
  font-weight: 600;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 88%, #000);
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(10px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.95rem var(--pad);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
}

.logo:hover {
  color: var(--text);
}

.logo__mark {
  width: 2rem;
  height: 2rem;
  flex-shrink: 0;
  border-radius: 0.45rem;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.2rem 1.15rem;
  font-size: 0.95rem;
  font-weight: 500;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--text);
}

/* Layout */
main {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(2.5rem, 7vw, 4.75rem) var(--pad) clamp(3rem, 8vw, 5rem);
}

/* Hero */
.hero {
  position: relative;
  text-align: center;
  display: grid;
  justify-items: center;
  gap: 1.15rem;
  padding: clamp(1.5rem, 4vw, 2.5rem) 0 clamp(2.75rem, 7vw, 4.25rem);
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -10% -5% auto;
  height: 18rem;
  z-index: -1;
  background:
    radial-gradient(ellipse 55% 70% at 50% 30%, var(--glow), transparent 70%),
    radial-gradient(ellipse 40% 55% at 70% 20%, var(--glow-violet), transparent 65%);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0 -8% auto;
  height: 22rem;
  z-index: -2;
  opacity: 0.35;
  background-image: radial-gradient(circle, var(--border-soft) 1px, transparent 1.2px);
  background-size: 22px 22px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 35%, #000 20%, transparent 75%);
  pointer-events: none;
}

.hero__mark {
  width: 4.25rem;
  height: 4.25rem;
  border-radius: 1rem;
  margin-bottom: 0.35rem;
}

.eyebrow {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

h1,
h2,
h3 {
  font-family: var(--font);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.12;
  color: var(--text);
}

h1 {
  margin: 0;
  max-width: 18ch;
  font-size: clamp(2.35rem, 6.5vw, 3.55rem);
}

h2 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.55rem, 3.2vw, 2rem);
}

h3 {
  margin: 0 0 0.45rem;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.accent-grad {
  background: linear-gradient(105deg, var(--cyan) 0%, #60a5fa 45%, var(--violet) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  margin: 0;
  max-width: 34rem;
  font-size: clamp(1.05rem, 2.2vw, 1.2rem);
  color: var(--muted);
}

.lede strong {
  color: var(--text);
  font-weight: 600;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.85rem 1.35rem;
  margin-top: 0.65rem;
}

.actions--spaced {
  margin-top: 1.5rem;
  justify-content: flex-start;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.72rem 1.2rem;
  border-radius: 0.55rem;
  border: 1px solid transparent;
  font: inherit;
  font-weight: 700;
  font-size: 0.98rem;
  letter-spacing: -0.01em;
  text-decoration: none;
  cursor: pointer;
}

.button--primary {
  background: var(--cyan);
  color: var(--cyan-ink);
}

.button--primary:hover {
  background: var(--cyan-hover);
  color: var(--cyan-ink);
}

.button--ghost {
  background: transparent;
  color: var(--muted);
  border-color: transparent;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 0.22em;
  padding-left: 0.2rem;
  padding-right: 0.2rem;
}

.button--ghost:hover {
  color: var(--text);
}

/* Sections */
.section {
  margin-top: clamp(2.5rem, 6vw, 3.75rem);
  padding-top: clamp(2.25rem, 5vw, 3.25rem);
  border-top: 1px solid var(--border);
}

.section__label {
  margin: 0 0 0.65rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.section__intro {
  max-width: 36rem;
  margin: 0 auto 1.75rem;
  text-align: center;
  color: var(--muted);
}

.section__intro h2 {
  text-align: center;
}

.section__intro p {
  margin: 0;
}

.section--left .section__intro {
  margin-left: 0;
  text-align: left;
}

.section--left .section__intro h2 {
  text-align: left;
}

/* Cards */
.cards {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
  list-style: none;
  margin: 0;
  padding: 0;
}

.cards--stack {
  gap: 1rem;
}

@media (min-width: 720px) {
  .cards--3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .cards--2,
  .audience {
    grid-template-columns: repeat(2, 1fr);
  }
}

.audience {
  display: grid;
  gap: 1rem;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.3rem 1.3rem 1.4rem;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.card__step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.7rem;
  height: 1.7rem;
  margin-bottom: 0.85rem;
  padding: 0 0.4rem;
  border-radius: 0.4rem;
  border: 1px solid var(--border-soft);
  background: var(--panel-2);
  color: var(--cyan);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.02em;
}

/* CTA panel */
.panel {
  padding: clamp(1.5rem, 4vw, 2rem);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background:
    radial-gradient(ellipse 80% 120% at 100% 0%, var(--glow-violet), transparent 55%),
    var(--panel);
  text-align: center;
}

.panel h2 {
  margin-bottom: 0.65rem;
}

.panel p {
  margin: 0 auto 1.35rem;
  max-width: 34rem;
  color: var(--muted);
}

/* Prose pages */
.page-hero {
  text-align: left;
  justify-items: start;
}

.page-hero::before,
.page-hero::after {
  left: -20%;
  right: auto;
  width: 70%;
}

.page-hero h1 {
  max-width: 22ch;
}

.page-hero .lede {
  text-align: left;
}

.prose {
  max-width: 40rem;
}

.prose p {
  margin: 0 0 1.15rem;
  color: var(--muted);
}

.prose p:last-child {
  margin-bottom: 0;
}

.prose strong {
  color: var(--text);
  font-weight: 600;
}

.contact-list {
  list-style: none;
  margin: 1.35rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.contact-list li {
  padding: 1.1rem 1.2rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.contact-list strong {
  display: block;
  margin-bottom: 0.2rem;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

.contact-list span,
.contact-list a {
  color: var(--muted);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 92%, #000);
}

.site-footer__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.6rem var(--pad) 2.1rem;
  display: grid;
  gap: 0.45rem;
  font-size: 0.9rem;
  color: var(--muted-2);
}

.site-footer strong {
  color: var(--muted);
  font-weight: 600;
}

.site-footer a {
  color: var(--muted-2);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--cyan);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}


/* Workspace / assistant */
.workspace {
  display: grid;
  gap: 1rem;
  text-align: left;
}

.workspace .card h2 {
  margin-bottom: 0.55rem;
}

.phone {
  margin: 0.2rem 0 0.55rem;
  font-size: clamp(1.7rem, 4vw, 2.35rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
}

.hint {
  margin: 0 0 1.1rem;
  color: var(--muted);
  font-size: 0.98rem;
}

.banner {
  margin: 0 0 1rem;
  padding: 0.9rem 1.05rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
}
.banner.ok {
  border-color: color-mix(in srgb, var(--cyan) 40%, var(--border));
  background: color-mix(in srgb, var(--cyan) 8%, var(--panel));
}
.banner.err {
  border-color: #7f1d1d;
  background: color-mix(in srgb, #fb7185 10%, var(--panel));
}
.banner.info,
.banner.warn {
  color: var(--muted);
}

.dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 11.5rem;
  padding: 1.7rem 1.3rem;
  border: 1.5px dashed var(--border-soft);
  border-radius: var(--radius);
  background:
    radial-gradient(ellipse 80% 90% at 50% 0%, var(--glow), transparent 62%),
    var(--panel-2);
  cursor: pointer;
  text-align: center;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.dropzone:hover,
.dropzone.is-dragover {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px var(--glow);
}
.dropzone.is-busy {
  cursor: progress;
  opacity: 0.72;
  pointer-events: none;
}
.dropzone__icon {
  width: 2.6rem;
  height: 2.6rem;
  margin-bottom: 0.35rem;
  color: var(--cyan);
}
.dropzone p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}
.dropzone strong {
  color: var(--text);
  font-weight: 650;
}
.dropzone .dropzone__meta {
  font-size: 0.85rem;
  color: var(--muted-2);
}

.button--secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border-soft);
}
.button--secondary:hover {
  border-color: var(--cyan);
  color: var(--cyan-hover);
}

.workspace-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 0 0 1rem;
}

.file-list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}
.file-list > li {
  padding: 0.95rem 1.05rem;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 0.55rem;
}
.file-list strong {
  color: var(--text);
}
.file-list .meta,
.meta {
  color: var(--muted-2);
  font-size: 0.88rem;
}
.file-list ul {
  margin: 0.45rem 0 0;
  padding-left: 1.1rem;
  color: var(--muted);
  font-size: 0.92rem;
}
.file-list .item-actions {
  margin-top: 0.7rem;
}

.site-footer p {
  margin: 0;
}