/* ─── Material Design 3 inspired ─────────────────────────────────── */
:root {
  --md-primary:        #6750A4;
  --md-primary-light:  #EADDFF;
  --md-secondary:      #625B71;
  --md-tertiary:       #7D5260;
  --md-surface:        #FFFBFE;
  --md-surface-variant:#E7E0EC;
  --md-background:     #F6F2FF;
  --md-on-primary:     #FFFFFF;
  --md-on-surface:     #1C1B1F;
  --md-on-surface-var: #49454F;
  --md-outline:        #79747E;
  --md-error:          #B3261E;
  --md-shadow-1: 0 1px 3px rgba(0,0,0,.12), 0 1px 2px rgba(0,0,0,.24);
  --md-shadow-2: 0 3px 6px rgba(0,0,0,.15), 0 2px 4px rgba(0,0,0,.12);
  --md-shadow-3: 0 10px 20px rgba(0,0,0,.15), 0 3px 6px rgba(0,0,0,.1);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 28px;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Roboto', sans-serif;
  background: var(--md-background);
  color: var(--md-on-surface);
  line-height: 1.6;
}

/* ─── Utility ─────────────────────────────────────────────────────── */
.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.visually-hidden { position: absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); }

/* ─── Navigation ──────────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,251,254,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--md-surface-variant);
  box-shadow: var(--md-shadow-1);
}
.nav__inner {
  display: flex; align-items: center; gap: 8px;
  height: 64px; padding: 0 24px;
}
.nav__logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--md-primary);
  font-weight: 700; font-size: 1.05rem; letter-spacing: -.3px;
  flex-shrink: 0;
}
.nav__logo svg { width: 28px; height: 28px; }
.nav__links {
  display: flex; align-items: center; gap: 4px;
  list-style: none; margin-left: 24px; flex: 1;
}
.nav__links a {
  padding: 6px 14px; border-radius: 20px;
  text-decoration: none; font-size: .9rem; font-weight: 500;
  color: var(--md-on-surface-var);
  transition: background .15s, color .15s;
}
.nav__links a:hover { background: var(--md-primary-light); color: var(--md-primary); }

.lang-switch {
  display: flex; align-items: center; gap: 0;
  border: 1.5px solid var(--md-outline); border-radius: 20px; overflow: hidden;
  font-size: .85rem; flex-shrink: 0;
}
.lang-switch button {
  padding: 5px 14px; border: none; background: transparent;
  cursor: pointer; font-weight: 600; color: var(--md-on-surface-var);
  transition: background .15s, color .15s;
}
.lang-switch button.active {
  background: var(--md-primary); color: var(--md-on-primary);
}

/* hamburger */
.nav__burger { display:none; background:none; border:none; cursor:pointer; padding:8px; }
.nav__burger span { display:block; width:22px; height:2px; background:var(--md-on-surface); margin:5px 0; border-radius:2px; transition:.3s; }

/* ─── Hero ────────────────────────────────────────────────────────── */
.hero {
  background: linear-gradient(135deg, #4527A0 0%, #6750A4 50%, #9C27B0 100%);
  color: #fff; padding: 96px 24px 80px;
  text-align: center; position: relative; overflow: hidden;
}
.hero::before {
  content:''; position:absolute; inset:0; pointer-events:none;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero__eyebrow {
  display: inline-block; padding: 4px 16px; border-radius: 20px;
  background: rgba(255,255,255,.18); font-size:.85rem; font-weight:600;
  letter-spacing:.5px; text-transform:uppercase; margin-bottom:20px;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 800;
  line-height: 1.15; margin-bottom: 20px;
}
.hero h1 span { color: #CE93D8; }
.hero p {
  font-size: clamp(1rem, 2vw, 1.2rem); max-width: 640px; margin: 0 auto 40px;
  opacity: .9; line-height: 1.7;
}
.hero__actions { display:flex; gap:16px; justify-content:center; flex-wrap:wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px; border-radius: var(--radius-xl); font-size:.95rem;
  font-weight: 600; text-decoration: none; cursor: pointer; border: none;
  transition: box-shadow .2s, transform .15s;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--md-shadow-2); }
.btn--filled { background: #fff; color: var(--md-primary); }
.btn--outlined { background: transparent; border: 2px solid rgba(255,255,255,.7); color: #fff; }
.btn--primary { background: var(--md-primary); color: #fff; }
.hero__badges { display:flex; gap:12px; justify-content:center; flex-wrap:wrap; margin-top:48px; }
.badge {
  display:inline-flex; align-items:center; gap:6px;
  padding:6px 16px; border-radius:20px; font-size:.8rem; font-weight:600;
  background:rgba(255,255,255,.15); color:#fff; border:1px solid rgba(255,255,255,.3);
}

/* ─── Section generic ─────────────────────────────────────────────── */
section { padding: 80px 0; }
.section-label {
  text-align:center; font-size:.8rem; font-weight:700; letter-spacing:1.5px;
  text-transform:uppercase; color: var(--md-primary); margin-bottom:12px;
}
.section-title {
  text-align:center; font-size:clamp(1.6rem,3vw,2.2rem); font-weight:800;
  color: var(--md-on-surface); margin-bottom:12px;
}
.section-sub {
  text-align:center; max-width:580px; margin:0 auto 56px;
  color:var(--md-on-surface-var); font-size:1rem; line-height:1.7;
}

/* ─── Features ────────────────────────────────────────────────────── */
.features { background: var(--md-surface); }
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.feat-card {
  background: var(--md-background);
  border-radius: var(--radius-lg); padding: 28px 24px;
  border: 1px solid var(--md-surface-variant);
  transition: box-shadow .2s, transform .2s;
}
.feat-card:hover { box-shadow: var(--md-shadow-2); transform: translateY(-2px); }
.feat-icon {
  width: 48px; height: 48px; border-radius: var(--radius-md);
  background: var(--md-primary-light); display:flex; align-items:center; justify-content:center;
  font-size: 1.4rem; margin-bottom: 16px;
}
.feat-card h3 { font-size:1rem; font-weight:700; margin-bottom:8px; }
.feat-card p { font-size:.88rem; color:var(--md-on-surface-var); line-height:1.6; }
.feat-badge {
  display:inline-block; margin-top:10px; padding:2px 10px; border-radius:10px;
  font-size:.75rem; font-weight:600; background:var(--md-primary-light); color:var(--md-primary);
}

/* ─── Packages ────────────────────────────────────────────────────── */
.packages { background: var(--md-background); }
.packages-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(480px,1fr)); gap:24px; }
.pkg-card {
  background: var(--md-surface); border-radius: var(--radius-lg); padding: 28px;
  box-shadow: var(--md-shadow-1); border: 1.5px solid transparent;
  transition: border-color .2s, box-shadow .2s;
  display: flex; flex-direction: column; gap: 16px;
}
.pkg-card:hover { border-color: var(--md-primary); box-shadow: var(--md-shadow-2); }
.pkg-card__header { display:flex; align-items:center; gap:12px; }
.pkg-icon { font-size:2rem; }
.pkg-name { font-size:.95rem; font-weight:700; color:var(--md-primary); }
.pkg-version {
  display:inline-block; padding:2px 10px; border-radius:10px;
  font-size:.75rem; font-weight:700;
}
.pkg-version--stable { background:#E8F5E9; color:#2E7D32; }
.pkg-version--beta   { background:#FFF3E0; color:#E65100; }
.pkg-card p { font-size:.88rem; color:var(--md-on-surface-var); line-height:1.6; flex:1; }
.pkg-link {
  display:inline-flex; align-items:center; gap:6px;
  padding:8px 20px; border-radius:var(--radius-xl);
  background:var(--md-primary); color:#fff; text-decoration:none;
  font-size:.85rem; font-weight:600; transition:opacity .2s;
  align-self:flex-start;
}
.pkg-link:hover { opacity:.88; }

/* ─── Setup guide ─────────────────────────────────────────────────── */
.setup { background: var(--md-surface); }
.tabs { display:flex; gap:4px; flex-wrap:wrap; margin-bottom:32px; }
.tab-btn {
  padding:8px 20px; border-radius:20px; border:1.5px solid var(--md-surface-variant);
  background:transparent; cursor:pointer; font-size:.88rem; font-weight:600;
  color:var(--md-on-surface-var); transition:all .15s;
}
.tab-btn.active {
  background:var(--md-primary); color:#fff; border-color:var(--md-primary);
}
.tab-panel { display:none; }
.tab-panel.active { display:block; }

.step {
  display:flex; gap:20px; margin-bottom:36px;
  align-items:flex-start;
}
.step-num {
  flex-shrink:0; width:36px; height:36px; border-radius:50%;
  background:var(--md-primary); color:#fff;
  display:flex; align-items:center; justify-content:center;
  font-weight:700; font-size:.9rem;
}
.step-content { flex:1; }
.step-content h3 { font-size:1rem; font-weight:700; margin-bottom:8px; }
.step-content p { font-size:.9rem; color:var(--md-on-surface-var); margin-bottom:12px; }

/* code blocks */
pre {
  border-radius: var(--radius-md); overflow-x:auto;
  font-size:.83rem; line-height:1.6;
}
pre code { font-family:'JetBrains Mono','Fira Code',monospace; }
.code-label {
  display:inline-block; padding:2px 10px; border-radius:6px 6px 0 0;
  font-size:.72rem; font-weight:700; letter-spacing:.5px; text-transform:uppercase;
  background:#1E1E2E; color:#89B4FA;
}

/* inline code */
code:not(pre code) {
  background:var(--md-surface-variant); padding:1px 6px; border-radius:4px;
  font-size:.85em; font-family:'JetBrains Mono','Fira Code',monospace;
}

/* info box */
.info-box {
  background:var(--md-primary-light); border-left:4px solid var(--md-primary);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  padding:14px 18px; font-size:.88rem; line-height:1.6;
  color: var(--md-on-surface);
}

/* ─── Grafana Cloud ───────────────────────────────────────────────── */
.grafana { background: var(--md-background); }
.grafana-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(340px,1fr)); gap:24px; margin-bottom:40px; }
.grafana-card {
  background:var(--md-surface); border-radius:var(--radius-lg); padding:28px;
  box-shadow:var(--md-shadow-1);
}
.grafana-card h3 { font-size:1rem; font-weight:700; margin-bottom:14px; display:flex; align-items:center; gap:10px; }
.grafana-card h3 span { font-size:1.3rem; }
.field-row { margin-bottom:12px; }
.field-label { font-size:.78rem; font-weight:700; text-transform:uppercase; letter-spacing:.5px; color:var(--md-on-surface-var); margin-bottom:4px; }
.field-value {
  background:var(--md-surface-variant); border-radius:var(--radius-sm); padding:8px 12px;
  font-size:.82rem; font-family:'JetBrains Mono',monospace; word-break:break-all;
}

/* ─── Coming Soon ─────────────────────────────────────────────────── */
.coming-soon { background: linear-gradient(135deg, #1A0533 0%, #2D1B69 100%); color:#fff; }
.coming-soon .section-label { color:#CE93D8; }
.coming-soon .section-title { color:#fff; }
.coming-soon .section-sub { color:rgba(255,255,255,.7); }
.soon-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:20px; }
.soon-card {
  background:rgba(255,255,255,.07); border:1px solid rgba(255,255,255,.15);
  border-radius:var(--radius-lg); padding:28px;
  backdrop-filter:blur(8px); transition:background .2s;
  position:relative; overflow:hidden;
}
.soon-card:hover { background:rgba(255,255,255,.12); }
.soon-card__ribbon {
  position:absolute; top:14px; right:-18px;
  background:#9C27B0; color:#fff; font-size:.68rem; font-weight:700;
  padding:3px 28px; transform:rotate(45deg); letter-spacing:.5px; text-transform:uppercase;
}
.soon-icon { font-size:2.2rem; margin-bottom:14px; }
.soon-card h3 { font-size:1rem; font-weight:700; margin-bottom:8px; }
.soon-card p { font-size:.87rem; color:rgba(255,255,255,.7); line-height:1.6; }
.saas-actions {
  margin-top:48px;
  display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); gap:24px;
}
.saas-note {
  text-align:center;
  background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.2);
  border-radius:var(--radius-lg); padding:32px;
  display:flex; flex-direction:column; align-items:center;
}
.saas-note h3 { font-size:1.3rem; font-weight:800; margin-bottom:10px; }
.saas-note p { color:rgba(255,255,255,.75); font-size:.95rem; max-width:400px; }

/* ─── Footer ──────────────────────────────────────────────────────── */
footer {
  background: #1C1B1F; color:rgba(255,255,255,.7);
  padding:48px 0 32px;
}
.footer-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(200px,1fr)); gap:32px; margin-bottom:40px; }
.footer-col h4 { color:#fff; font-size:.9rem; font-weight:700; margin-bottom:14px; }
.footer-col ul { list-style:none; }
.footer-col ul li { margin-bottom:8px; }
.footer-col ul li a { color:rgba(255,255,255,.6); text-decoration:none; font-size:.85rem; transition:color .15s; }
.footer-col ul li a:hover { color:#fff; }
.footer-logo { font-size:1.1rem; font-weight:800; color:#fff; margin-bottom:10px; }
.footer-desc { font-size:.85rem; line-height:1.6; }
.footer-bottom {
  border-top:1px solid rgba(255,255,255,.1); padding-top:24px;
  display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:12px;
  font-size:.8rem;
}
.footer-bottom a { color:rgba(255,255,255,.6); text-decoration:none; }
.footer-bottom a:hover { color:#fff; }

/* ─── Responsive ──────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .nav__links { display:none; }
  .nav__links.open { display:flex; flex-direction:column; position:absolute; top:64px; left:0; right:0; background:var(--md-surface); padding:16px 24px; box-shadow:var(--md-shadow-2); }
  .nav__burger { display:block; }
  .nav__inner { position:relative; }
  .step { flex-direction:column; }
  .step-num { margin-bottom:8px; }
}