/* Ender 3 V3 Cura Profile Guide — shared styles */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f2f7ff;
  --color-primary: #1c64f2;
  --color-primary-dark: #0f4fd1;
  --color-accent: #00b894;
  --color-cta: #ff7a1a;
  --color-cta-dark: #e2650a;
  --color-text: #1a2233;
  --color-text-muted: #5b6b82;
  --color-border: #e3e9f2;
  --radius: 12px;
  --shadow: 0 4px 18px rgba(20, 40, 80, 0.08);
  --shadow-lg: 0 10px 30px rgba(20, 40, 80, 0.14);
  --max-width: 1100px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, -apple-system, BlinkMacSystemFont, Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header / Nav ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-text);
}

.brand svg { width: 30px; height: 30px; }

.brand:hover { text-decoration: none; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.96rem;
}

.nav-links a.active { color: var(--color-primary); }

.nav-cta {
  background: var(--color-cta);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: 0.03em;
}
.nav-cta:hover { background: var(--color-cta-dark); text-decoration: none; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle svg { width: 26px; height: 26px; }

@media (max-width: 760px) {
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 14px 24px; width: 100%; }
  .nav-links .nav-cta { margin: 12px 24px; display: inline-block; }
  .nav-toggle { display: inline-flex; }
}

/* ---------- Hero ---------- */

.hero {
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, #ffffff 100%);
  padding: 64px 0 56px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
}

.eyebrow {
  display: inline-block;
  background: #e7f0ff;
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1.15;
  margin: 0 0 18px;
}

.lede {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin: 0 0 28px;
  max-width: 54ch;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

.trust-row {
  display: flex;
  gap: 22px;
  margin-top: 26px;
  flex-wrap: wrap;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}
.trust-row span { display: flex; align-items: center; gap: 6px; }
.trust-row svg { width: 18px; height: 18px; color: var(--color-accent); }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 26px;
  border-radius: 10px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }

.btn-primary {
  background: var(--color-cta);
  color: #fff;
  box-shadow: var(--shadow);
}
.btn-primary:hover { background: var(--color-cta-dark); box-shadow: var(--shadow-lg); color: #fff; }

.btn-secondary {
  background: #fff;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-secondary:hover { background: var(--color-bg-alt); }

.btn-block { width: 100%; justify-content: center; }

/* ---------- Diagram / mock illustration ---------- */

.device-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
}

.device-card .caption {
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 12px;
}

/* ---------- Sections ---------- */

section { padding: 56px 0; }

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

.section-head { max-width: 680px; margin: 0 auto 40px; text-align: center; }
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); margin-bottom: 12px; }
.section-head p { color: var(--color-text-muted); margin: 0; }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 860px) { .grid-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .grid-3 { grid-template-columns: 1fr; } }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 700px) { .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow);
}

.card .icon {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: #e7f0ff;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.card .icon svg { width: 24px; height: 24px; }

.card h3 { margin: 0 0 10px; font-size: 1.1rem; }
.card p { margin: 0; color: var(--color-text-muted); font-size: 0.96rem; }

/* Benefit list style */
.benefit-item {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--color-border);
}
.benefit-item:last-child { border-bottom: none; }
.benefit-item .icon {
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  background: #e6faf5;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
}
.benefit-item .icon svg { width: 20px; height: 20px; }
.benefit-item h3 { margin: 0 0 4px; font-size: 1.02rem; }
.benefit-item p { margin: 0; color: var(--color-text-muted); font-size: 0.94rem; }

/* Steps */
.steps { counter-reset: step; list-style: none; margin: 0; padding: 0; }
.step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 20px;
  padding: 26px 0;
  border-bottom: 1px solid var(--color-border);
}
.step:last-child { border-bottom: none; }
.step-num {
  width: 44px;
  height: 44px;
  border-radius: 999px;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
}
.step h3 { margin: 0 0 8px; font-size: 1.08rem; }
.step p { margin: 0 0 10px; color: var(--color-text-muted); }
.step .visual {
  margin-top: 12px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 14px;
}

/* Table (specs) */
table.specs {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}
table.specs th, table.specs td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.94rem;
}
table.specs th { background: var(--color-bg-alt); width: 40%; }
table.specs tr:last-child td, table.specs tr:last-child th { border-bottom: none; }

/* CTA banner */
.cta-banner {
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius);
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-banner h2 { margin: 0 0 8px; font-size: 1.5rem; }
.cta-banner p { margin: 0; color: #dce8ff; }
.cta-banner .btn-primary { background: var(--color-cta); }

/* ---------- Footer ---------- */

.site-footer {
  background: #101827;
  color: #b9c3d6;
  padding: 48px 0 24px;
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h4 { color: #fff; font-size: 0.95rem; margin: 0 0 14px; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin-bottom: 10px; }
.footer-grid a { color: #b9c3d6; font-size: 0.92rem; }
.footer-grid a:hover { color: #fff; }
.footer-brand p { color: #8b97ab; font-size: 0.9rem; max-width: 34ch; }
.footer-bottom {
  border-top: 1px solid #232d3f;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.85rem;
  color: #8b97ab;
}
.footer-bottom a { color: #8b97ab; }
.footer-bottom button.link-btn {
  background: none;
  border: none;
  color: #8b97ab;
  font-size: 0.85rem;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
}
.footer-bottom button.link-btn:hover { color: #fff; }

/* ---------- Legal pages ---------- */

.legal-page { padding: 48px 0 80px; }
.legal-page .updated { color: var(--color-text-muted); font-size: 0.9rem; margin-bottom: 32px; }
.legal-page h2 { margin-top: 40px; font-size: 1.3rem; }
.legal-page h3 { margin-top: 24px; font-size: 1.05rem; }
.legal-page p, .legal-page li { color: var(--color-text-muted); }
.legal-page ul { padding-left: 20px; }
.legal-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.legal-nav a {
  font-size: 0.85rem;
  background: var(--color-bg-alt);
  padding: 6px 12px;
  border-radius: 999px;
  color: var(--color-primary-dark);
}
.legal-nav a:hover { text-decoration: none; background: #e7f0ff; }
.callout {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: 8px;
  padding: 16px 20px;
  margin: 20px 0;
  font-size: 0.94rem;
  color: var(--color-text);
}

/* ---------- Cookie banner ---------- */

.cookie-banner {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  max-width: 880px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  box-shadow: var(--shadow-lg);
  padding: 22px 24px;
  z-index: 1000;
  display: none;
}
.cookie-banner.visible { display: block; }
.cookie-banner-inner {
  display: flex;
  gap: 20px;
  align-items: center;
  flex-wrap: wrap;
}
.cookie-banner-text { flex: 1 1 320px; }
.cookie-banner-text h3 { margin: 0 0 6px; font-size: 1rem; }
.cookie-banner-text p { margin: 0; font-size: 0.88rem; color: var(--color-text-muted); }
.cookie-banner-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.cookie-banner-actions .btn { padding: 10px 18px; font-size: 0.9rem; }

/* Cookie settings modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(16, 24, 39, 0.55);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1100;
  padding: 20px;
}
.modal-overlay.visible { display: flex; }
.modal {
  background: #fff;
  border-radius: 14px;
  max-width: 560px;
  width: 100%;
  max-height: 86vh;
  overflow-y: auto;
  padding: 28px;
  box-shadow: var(--shadow-lg);
}
.modal h2 { margin-top: 0; font-size: 1.3rem; }
.modal p { color: var(--color-text-muted); font-size: 0.92rem; }
.consent-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}
.consent-row:last-of-type { border-bottom: none; }
.consent-row h4 { margin: 0 0 4px; font-size: 0.98rem; }
.consent-row p { margin: 0; font-size: 0.86rem; }
.switch { position: relative; width: 44px; height: 24px; flex: 0 0 auto; }
.switch input { opacity: 0; width: 0; height: 0; }
.switch .slider {
  position: absolute; inset: 0; background: #cbd5e1; border-radius: 999px; cursor: pointer; transition: 0.2s;
}
.switch .slider::before {
  content: ""; position: absolute; width: 18px; height: 18px; left: 3px; top: 3px;
  background: #fff; border-radius: 50%; transition: 0.2s;
}
.switch input:checked + .slider { background: var(--color-accent); }
.switch input:checked + .slider::before { transform: translateX(20px); }
.switch input:disabled + .slider { opacity: 0.6; cursor: not-allowed; }
.modal-actions { display: flex; gap: 10px; margin-top: 20px; flex-wrap: wrap; }

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 16px;
  border-radius: 6px;
  z-index: 2000;
}
.skip-link:focus { left: 16px; top: 16px; }