/* ============================================================
   Nextcloud Landing Page — style.css
   Colori e variabili derivati dal design system ufficiale NC
   Sincronizzato con dark/light mode del sistema operativo
   ============================================================ */


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

html {
  font-size: var(--default-font-size);
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-face);
  background-color: var(--color-main-background);
  color: var(--color-main-text);
  line-height: var(--line-height);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ---------- Header (navbar NC) ---------- */
.nc-header {
  background-color: #1a0a49;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 4px rgba(0, 0, 0, .15);
}

.nc-header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-header-text);
}

.nc-header__logo svg {
  width: 32px;
  height: 32px;
  fill: #ffffff;
  flex-shrink: 0;
}

.nc-header__name {
  color: white;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.nc-header__nav {
  display: flex;
  gap: 8px;
  align-items: center;
}

/* ---------- Bottoni Nextcloud ---------- */
/* Primary */
.button-vue,
.button-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0 18px;
  height: 36px;
  font-family: var(--font-face);
  font-size: .875rem;
  font-weight: 600;
  border: 2px solid transparent;
  border-radius: var(--border-radius-pill);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color 0.1s ease, box-shadow 0.1s ease,
    border-color 0.1s ease;
  user-select: none;
  -webkit-user-select: none;
  outline: none;
}

.button-primary {
  background-color: var(--color-primary);
  color: var(--color-primary-text);
  border-color: var(--color-primary);
}

.button-primary:hover,
.button-primary:focus-visible {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  box-shadow: 0 0 0 3px rgba(0, 130, 201, .25);
}

.button-primary:active {
  background-color: var(--color-primary-hover);
  transform: scale(.98);
}

/* Secondary (outline) */
.button-secondary {
  background-color: transparent;
  color: var(--color-primary-text);
  border-color: rgba(255, 255, 255, 0.6);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: #ffffff;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, .2);
}

/* Variante scura (su sfondo chiaro) */
.button-secondary--dark {
  color: var(--color-main-text);
  border-color: var(--color-border);
  background-color: var(--color-main-surface);
}

.button-secondary--dark:hover,
.button-secondary--dark:focus-visible {
  background-color: var(--color-background-dark);
  border-color: var(--color-primary);
  color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 130, 201, .15);
}

/* ---------- Hero ---------- */
.nc-hero {
  background-image: url(background.jpg);
  background-size: cover;
  color: #ffffff;
  padding: 80px 24px 90px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Pattern di sfondo (cerchi) simile a NC */
.nc-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 20% 50%, rgba(255, 255, 255, .07) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, .05) 0%, transparent 40%);
  pointer-events: none;
}

.nc-hero__inner {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
}

.nc-hero__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, .15);
  border-radius: 50%;
  backdrop-filter: blur(4px);
}

.nc-hero__icon svg {
  width: 44px;
  height: 44px;
  fill: #ffffff;
}

.nc-hero__title {
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.nc-hero__subtitle {
  font-size: 1.1rem;
  opacity: .88;
  margin-bottom: 36px;
  max-width: 520px;
  margin-inline: auto;
  line-height: 1.5;
}

/* CTA buttons nel hero */
.nc-hero__cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.nc-hero__cta .button-primary {
  background-color: #ffffff;
  color: var(--color-primary);
  border-color: #ffffff;
  height: 44px;
  padding: 0 28px;
  font-size: .95rem;
}

.nc-hero__cta .button-primary:hover {
  background-color: #e8f4fb;
  border-color: #e8f4fb;
  color: var(--color-primary-hover);
  box-shadow: 0 0 0 4px rgba(255, 255, 255, .25);
}

.nc-hero__cta .button-secondary {
  height: 44px;
  padding: 0 28px;
  font-size: .95rem;
}

/* ---------- Features ---------- */
.nc-features {
  padding: 64px 24px;
  max-width: 960px;
  margin: 0 auto;
  width: 100%;
}

.nc-features__title {
  text-align: center;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-text-maxcontrast);
  margin-bottom: 40px;
}

.nc-features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.nc-feature-card {
  background: var(--color-main-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius-large);
  padding: 28px 22px;
  text-align: center;
  transition: box-shadow .15s ease, transform .15s ease;
}

.nc-feature-card:hover {
  box-shadow: 0 4px 20px rgba(0, 0, 0, .1);
  transform: translateY(-2px);
}

.nc-feature-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}

.nc-feature-card__icon svg {
  width: 24px;
  height: 24px;
  fill: var(--color-primary);
}

.nc-feature-card__title {
  font-size: .95rem;
  font-weight: 600;
  color: var(--color-text-maxcontrast);
  margin-bottom: 6px;
}

.nc-feature-card__desc {
  font-size: .85rem;
  color: var(--color-text-lighter);
  line-height: 1.5;
}

/* ---------- CTA section ---------- */
.nc-cta-section {
  background: var(--color-main-surface);
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
  padding: 56px 24px;
  text-align: center;
  padding-top: 0px !important;
}

.nc-cta-section__title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--color-text-maxcontrast);
}

.nc-cta-section__subtitle {
  color: var(--color-text-lighter);
  margin-bottom: 28px;
  font-size: .95rem;
}

.nc-cta-section__actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.nc-cta-section__actions .button-primary {
  height: 44px;
  padding: 0 32px;
  font-size: .95rem;
}

.nc-cta-section__actions .button-secondary--dark {
  height: 44px;
  padding: 0 32px;
  font-size: .95rem;
}

/* ---------- Footer ---------- */
.nc-footer {
  margin-top: auto;
  padding: 24px;
  text-align: center;
  font-size: .8rem;
  color: var(--color-text-lighter);
  border-top: 1px solid var(--color-border-light);
}

.nc-footer a {
  color: var(--color-primary);
  text-decoration: none;
}

.nc-footer a:hover {
  text-decoration: underline;
}

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

/* ---------- Responsive ---------- */
@media (max-width: 600px) {
  .nc-header__name {
    display: none;
  }

  .nc-hero {
    padding: 56px 16px 64px;
  }

  .nc-features {
    padding: 48px 16px;
  }
}

.logo-bar {
  height: 50px
}

.logo-header {
  height: 50px;
}