/* =========================
   Ciadoartesanato Learning
   Light base + alternating dark sections
   Base font: 16px
========================= */

:root{
  /* Light surfaces */
  --bg: #f6f8fc;
  --bg-2: #ffffff;
  --panel: #ffffff;
  --panel-soft: rgba(9, 22, 45, 0.04);
  --border: rgba(9, 22, 45, 0.10);

  /* Text */
  --text: #0f172a;
  --muted: rgba(15, 23, 42, 0.68);

  /* Accents */
  --accent: #0ea5a4;      /* teal */
  --accent-2: #2563eb;    /* blue */
  --accent-3: #f59e0b;    /* amber */

  --shadow-1: 0 12px 28px rgba(9,22,45,0.10);
  --shadow-2: 0 8px 20px rgba(9,22,45,0.08);

  --radius-xl: 22px;
  --radius-lg: 16px;
  --radius-md: 12px;

  --wrap: 1160px;
  --transition: 180ms ease;
}

*{ box-sizing: border-box; }
html, body{ height: 100%; }

body{
  margin: 0;
  font-size: 16px;
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 8% -10%, rgba(14,165,164,0.10), transparent 60%),
    radial-gradient(1000px 700px at 92% 8%, rgba(37,99,235,0.10), transparent 60%),
    radial-gradient(1200px 800px at 25% 95%, rgba(245,158,11,0.08), transparent 60%),
    linear-gradient(180deg, var(--bg), var(--bg-2));
}

/* Utility */
.wrap{
  width: min(92%, var(--wrap));
  margin-inline: auto;
}

.kicker{
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--panel-soft);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

.section{
  padding: 64px 0;
}

.section-alt{
  background:
    linear-gradient(180deg, rgba(9,22,45,0.02), rgba(9,22,45,0.00));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

/* ===== Section background helpers ===== */
.section-bg{
  position: relative;
  overflow: hidden;
}
.section-bg::before{
  content: "";
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.12;
  transform: scale(1.02);
}
.section-bg::after{
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(700px 320px at 10% 10%, rgba(14,165,164,0.10), transparent 60%),
    radial-gradient(700px 360px at 90% 15%, rgba(37,99,235,0.10), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,0.25), rgba(255,255,255,0.65));
}
.section-bg .wrap,
.section-bg .split,
.section-bg .head,
.section-bg .grid-3{
  position: relative;
  z-index: 1;
}

.section-bg-clarity::before{
  background-image: url("../images/bg-clarity.jpg");
}
.section-bg-signal::before{
  background-image: url("../images/bg-signal.jpg");
}

/* Head blocks */
.head{
  max-width: 760px;
  margin-bottom: 28px;
}
.head h2{
  font-family: "Space Grotesk", "Inter", sans-serif;
  font-size: clamp(1.6rem, 2.2vw, 2.1rem);
  line-height: 1.15;
  margin: 10px 0 10px;
  letter-spacing: -0.02em;
}
.head p{
  color: var(--muted);
  margin: 0;
}

/* =========================
   Header / Nav
========================= */
.site-header{
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-row{
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
}

.brand{
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
}
.brand-mark{
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, rgba(14,165,164,0.14), rgba(37,99,235,0.14));
  border: 1px solid var(--border);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.25);
}
.brand-name{
  font-weight: 700;
  letter-spacing: -0.02em;
}
.brand-sub{
  display: block;
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 2px;
}

.nav{
  display: none;
  gap: 6px;
}
.nav a{
  text-decoration: none;
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 10px;
  transition: var(--transition);
}
.nav a:hover{
  color: var(--text);
  background: var(--panel-soft);
}

.nav-cta{ display: none; }

.nav-burger{
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--panel-soft);
  color: var(--text);
  cursor: pointer;
}

.nav-mobile{
  display: grid;
  gap: 6px;
  padding: 0 0 14px;
  max-height: 0;
  overflow: hidden;
  transition: 220ms ease;
}
.nav-mobile.open{ max-height: 520px; }
.nav-mobile a{
  text-decoration: none;
  color: var(--muted);
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid transparent;
}
.nav-mobile a:hover{
  color: var(--text);
  background: var(--panel-soft);
  border-color: var(--border);
}
.nav-mobile-divider{
  height: 1px;
  background: var(--border);
  margin: 6px 0;
}

@media (min-width: 980px){
  .nav-row{ grid-template-columns: 1fr auto auto auto; }
  .nav{ display: inline-flex; }
  .nav-cta{ display: block; }
  .nav-burger, .nav-mobile{ display: none; }
}

/* =========================
   Buttons
========================= */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  border-radius: 12px;
  padding: 12px 14px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}
.btn i{ font-size: 0.95em; }

.btn-primary{
  color: #ffffff;
  background: linear-gradient(135deg, var(--accent), #22c1c0);
  box-shadow: var(--shadow-2);
}
.btn-primary:hover{
  transform: translateY(-1px);
  filter: saturate(1.05);
}

.btn-soft{
  color: var(--text);
  background: linear-gradient(135deg, rgba(37,99,235,0.10), rgba(14,165,164,0.08));
  border-color: var(--border);
}
.btn-soft:hover{ background: rgba(9,22,45,0.06); }

.btn-ghost{
  color: var(--text);
  border-color: var(--border);
  background: rgba(255,255,255,0.6);
}
.btn-ghost:hover{ background: rgba(255,255,255,0.95); }

.btn.small{
  padding: 9px 11px;
  font-size: 0.88rem;
}

/* =========================
   Hero
========================= */
.hero{
  position: relative;
  min-height: 72vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.hero-bg{
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(180deg, rgba(255,255,255,0.2), rgba(255,255,255,0.85)),
    url("../images/hero-bg.jpg");
  background-size: cover;
  background-position: center;
  filter: saturate(0.95) contrast(1.02);
}
.hero-overlay{
  position: absolute;
  inset: 0;
  background:
    radial-gradient(800px 400px at 10% 20%, rgba(14,165,164,0.12), transparent 60%),
    radial-gradient(900px 500px at 90% 25%, rgba(37,99,235,0.12), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,0.10), rgba(255,255,255,0.35));
}

.hero-content{
  position: relative;
  padding: 70px 0 52px;
}

.hero-badge{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.75);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.8rem;
}

.hero h1{
  font-family: "Space Grotesk", "Inter", sans-serif;
  font-size: clamp(2.1rem, 4vw, 3.1rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: 14px 0 14px;
  max-width: 820px;
}
.hero-lead{
  color: var(--muted);
  max-width: 780px;
  margin: 0 0 22px;
}

.hero-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 26px;
}

.hero-metrics{
  display: grid;
  gap: 10px;
  max-width: 920px;
}
.metric{
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 14px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.75);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-2);
}
.metric-icon{
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(9,22,45,0.04);
  border: 1px solid var(--border);
  color: var(--accent-2);
}
.metric-title{ font-weight: 600; }
.metric-sub{
  color: var(--muted);
  font-size: 0.92rem;
  margin-top: 2px;
}

@media (min-width: 860px){
  .hero-metrics{ grid-template-columns: repeat(3, 1fr); }
}

/* =========================
   Split layout
========================= */
.split{
  display: grid;
  gap: 28px;
  align-items: center;
}
.split.reverse .split-text{ order: 2; }
.split.reverse .split-visual{ order: 1; }

.split-text h2{
  font-family: "Space Grotesk", "Inter", sans-serif;
  font-size: clamp(1.55rem, 2.1vw, 2.0rem);
  line-height: 1.15;
  margin: 10px 0 12px;
}
.split-text p{
  color: var(--muted);
  margin: 0 0 14px;
}

.checklist{
  list-style: none;
  padding: 0;
  margin: 14px 0 0;
  display: grid;
  gap: 10px;
}
.checklist li{
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(255,255,255,0.8);
  border: 1px solid var(--border);
}
.checklist i{
  color: var(--accent);
  margin-top: 2px;
}

.split-visual{ position: relative; }
.split-visual img{
  width: 100%;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-1);
}
.visual-note{
  position: absolute;
  right: 14px;
  bottom: 14px;
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(255,255,255,0.92);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}

@media (min-width: 980px){
  .split{ grid-template-columns: 1.05fr 0.95fr; }
}

/* =========================
   Cards / Grids
========================= */
.grid-3{
  display: grid;
  gap: 14px;
}
.card{
  padding: 22px 20px;
  border-radius: var(--radius-xl);
  background: rgba(255,255,255,0.9);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-2);
}
.card.subtle{
  background: rgba(255,255,255,0.75);
}
.card h3{
  font-family: "Space Grotesk", "Inter", sans-serif;
  font-size: 1.2rem;
  margin: 10px 0 8px;
}
.card p{
  color: var(--muted);
  margin: 0;
}
.card-icon{
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, rgba(14,165,164,0.12), rgba(37,99,235,0.12));
  border: 1px solid var(--border);
  color: var(--accent-2);
}

.tag-row{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.tag{
  padding: 6px 9px;
  border-radius: 999px;
  font-size: 0.78rem;
  color: var(--muted);
  background: rgba(9,22,45,0.04);
  border: 1px solid var(--border);
}

@media (min-width: 860px){
  .grid-3{ grid-template-columns: repeat(3, 1fr); }
}

/* =========================
   Timeline
========================= */
.timeline{
  display: grid;
  gap: 12px;
}
.step{
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 12px;
  padding: 16px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.85);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-2);
}
.step-badge{
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-weight: 700;
  color: #ffffff;
  background: linear-gradient(135deg, var(--accent-2), #5b8bff);
}
.step-body h4{
  margin: 0 0 4px;
  font-size: 1.05rem;
}
.step-body p{
  margin: 0;
  color: var(--muted);
}

/* =========================
   Mini resource cards
========================= */
.mini-cards{
  display: grid;
  gap: 10px;
  margin-top: 14px;
}
.mini-card{
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 12px;
  padding: 12px 12px;
  border-radius: 12px;
  background: rgba(255,255,255,0.85);
  border: 1px solid var(--border);
}
.mini-card i{
  color: var(--accent-3);
  font-size: 1.1rem;
  margin-top: 2px;
}
.mini-title{ font-weight: 600; }
.mini-sub{
  color: var(--muted);
  font-size: 0.92rem;
  margin-top: 2px;
}

/* =========================
   Quotes
========================= */
.quote-card{
  padding: 22px 20px;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(135deg, rgba(37,99,235,0.08), rgba(14,165,164,0.06));
  border: 1px solid var(--border);
  box-shadow: var(--shadow-2);
}
.quote-card p{
  margin: 12px 0 0;
  color: var(--muted);
}
.quote-top{
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.quote-dot{
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(14,165,164,0.12);
}
.quote-role{
  font-size: 0.85rem;
  color: var(--muted);
}

/* =========================
   Newsletter
========================= */
.newsletter{
  display: grid;
  gap: 18px;
  padding: 28px;
  border-radius: var(--radius-xl);
  background: rgba(255,255,255,0.9);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-1);
}
.newsletter-text h2{
  margin: 10px 0 10px;
  font-family: "Space Grotesk", "Inter", sans-serif;
}
.newsletter-text p{
  margin: 0;
  color: var(--muted);
}
.newsletter-form{
  display: grid;
  gap: 10px;
}
.newsletter-form input{
  height: 48px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #ffffff;
  color: var(--text);
  padding: 0 14px;
  outline: none;
}
.newsletter-form input::placeholder{
  color: rgba(15, 23, 42, 0.45);
}
.newsletter-form input:focus{
  border-color: rgba(14,165,164,0.45);
  box-shadow: 0 0 0 3px rgba(14,165,164,0.12);
}
.form-hint{
  color: var(--muted);
  font-size: 0.82rem;
}

@media (min-width: 980px){
  .newsletter{
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }
}

/* =========================
   CTA
========================= */
.cta-box{
  padding: 34px 28px;
  border-radius: var(--radius-xl);
  background:
    radial-gradient(600px 300px at 10% 10%, rgba(14,165,164,0.10), transparent 60%),
    radial-gradient(600px 320px at 90% 20%, rgba(37,99,235,0.11), transparent 60%),
    #ffffff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-1);
}
.cta-badge{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(9,22,45,0.04);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.8rem;
}
.cta-box h2{
  font-family: "Space Grotesk", "Inter", sans-serif;
  font-size: clamp(1.7rem, 2.4vw, 2.2rem);
  margin: 12px 0 10px;
}
.cta-box p{
  color: var(--muted);
  margin: 0 0 16px;
}
.cta-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}
.notice{
  padding: 12px 12px;
  border-radius: 12px;
  background: rgba(9,22,45,0.04);
  border: 1px dashed rgba(9,22,45,0.18);
  color: var(--muted);
  font-size: 0.88rem;
}

/* =========================
   FAQ
========================= */
.faq{
  display: grid;
  gap: 10px;
  max-width: 920px;
}
.faq-item{
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.9);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-2);
  overflow: hidden;
}
.faq-item summary{
  list-style: none;
  cursor: pointer;
  padding: 16px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-weight: 600;
}
.faq-item summary::-webkit-details-marker{ display: none; }
.faq-item summary i{
  color: var(--accent-2);
  transition: var(--transition);
}
.faq-item[open] summary i{
  transform: rotate(180deg);
}
.faq-body{
  padding: 0 18px 18px;
  color: var(--muted);
}

/* =========================
   Footer (kept clean & light)
========================= */
.site-footer{
  margin-top: 30px;
  padding-top: 54px;
  background:
    linear-gradient(180deg, rgba(9,22,45,0.02), rgba(9,22,45,0.00));
  border-top: 1px solid var(--border);
}
.footer-grid{
  display: grid;
  gap: 22px;
}
.footer-col{
  display: grid;
  gap: 8px;
}
.footer-title{
  font-weight: 700;
  margin-bottom: 6px;
}
.footer-col a{
  text-decoration: none;
  color: var(--muted);
  transition: var(--transition);
}
.footer-col a:hover{ color: var(--text); }

.brand-col .footer-text{
  color: var(--muted);
  margin: 10px 0 0;
  max-width: 520px;
}
.footer-brand{
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.footer-mark{
  width: 38px;
  height: 38px;
}
.footer-name{
  font-weight: 800;
  letter-spacing: -0.02em;
}
.footer-sub{
  color: var(--muted);
  font-size: 0.82rem;
  margin-top: 2px;
}
.footer-contact{
  display: grid;
  gap: 8px;
  color: var(--muted);
}
.footer-contact i{
  width: 18px;
  color: rgba(15, 23, 42, 0.75);
  margin-right: 6px;
}
.footer-bottom{
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 0 34px;
  margin-top: 28px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}
.footer-bottom .muted{
  color: rgba(15, 23, 42, 0.5);
}

@media (min-width: 860px){
  .footer-grid{
    grid-template-columns: 1.3fr 0.8fr 0.8fr 1.1fr;
  }
  .footer-bottom{
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

/* =========================
   Cookie banner (Home)
========================= */
.cookie-banner{
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 60;
  padding: 14px 0 18px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.6), rgba(255,255,255,0.98));
  border-top: 1px solid var(--border);
}
.cookie-banner.hide{ display: none; }

.cookie-inner{
  width: min(92%, var(--wrap));
  margin: 0 auto;
  display: grid;
  gap: 12px;
  align-items: center;
  padding: 14px 14px;
  border-radius: var(--radius-lg);
  background: #ffffff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-2);
}
.cookie-icon{
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(9,22,45,0.04);
  border: 1px solid var(--border);
  color: var(--accent-3);
}
.cookie-title{ font-weight: 700; }
.cookie-sub{
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 2px;
}
.cookie-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

@media (min-width: 920px){
  .cookie-inner{
    grid-template-columns: 44px 1fr auto;
  }
}

/* =========================
   Modal
========================= */
.modal{
  position: fixed;
  inset: 0;
  z-index: 70;
  display: none;
}
.modal.show{ display: block; }

.modal-backdrop{
  position: absolute;
  inset: 0;
  background: rgba(9,22,45,0.25);
  backdrop-filter: blur(6px);
}
.modal-card{
  position: relative;
  width: min(92%, 520px);
  margin: 10vh auto 0;
  padding: 28px 24px;
  border-radius: var(--radius-xl);
  background: #ffffff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-1);
  text-align: center;
}
.modal-icon{
  width: 54px;
  height: 54px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  margin: 0 auto 10px;
  background: linear-gradient(135deg, var(--accent), #22c1c0);
  color: #ffffff;
  font-size: 1.35rem;
}
.modal-card h3{
  margin: 6px 0 8px;
  font-family: "Space Grotesk", "Inter", sans-serif;
}
.modal-card p{
  margin: 0 0 16px;
  color: var(--muted);
}

/* =========================
   Accessibility helpers
========================= */
.sr-only{
  position:absolute !important;
  width:1px; height:1px;
  padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0);
  white-space:nowrap; border:0;
}

/* ==========================================================
   ALTERNATING DARK BLOCKS (key update)
========================================================== */
.section-dark{
  background:
    radial-gradient(900px 420px at 10% 10%, rgba(14,165,164,0.14), transparent 60%),
    radial-gradient(900px 520px at 90% 15%, rgba(37,99,235,0.16), transparent 60%),
    linear-gradient(135deg, #0b1220, #0f172a 55%, #0b1324);
  color: #f8fafc;
  border-top: 1px solid rgba(255,255,255,0.08);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.section-dark .head p,
.section-dark p{
  color: rgba(248,250,252,0.78);
}

.section-dark h2,
.section-dark h3,
.section-dark h4{
  color: #f8fafc;
}

/* Kicker inside dark */
.section-dark .kicker{
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.14);
  color: rgba(248,250,252,0.75);
}

/* Cards and inner surfaces inside dark */
.section-dark .card,
.section-dark .quote-card,
.section-dark .step,
.section-dark .mini-card,
.section-dark .faq-item,
.section-dark .newsletter,
.section-dark .cta-box{
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.12);
  box-shadow: 0 10px 24px rgba(0,0,0,0.22);
}

.section-dark .card p,
.section-dark .quote-card p,
.section-dark .step-body p,
.section-dark .mini-sub,
.section-dark .faq-body,
.section-dark .form-hint,
.section-dark .notice,
.section-dark .cookie-sub{
  color: rgba(248,250,252,0.75);
}

/* Tags inside dark */
.section-dark .tag{
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.14);
  color: rgba(248,250,252,0.8);
}

/* Icons inside dark cards */
.section-dark .card-icon,
.section-dark .metric-icon{
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.12);
  color: #7dd3fc;
}

/* Checklist inside dark */
.section-dark .checklist li{
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.12);
}
.section-dark .checklist i{
  color: #7dd3fc;
}

/* Visual note inside dark */
.section-dark .visual-note{
  background: rgba(10, 16, 30, 0.85);
  border-color: rgba(255,255,255,0.12);
  color: rgba(248,250,252,0.8);
}

/* Inputs inside dark */
.section-dark input{
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.14);
  color: #f8fafc;
}
.section-dark input::placeholder{
  color: rgba(248,250,252,0.55);
}
.section-dark input:focus{
  border-color: rgba(125,211,252,0.55);
  box-shadow: 0 0 0 3px rgba(125,211,252,0.18);
}

/* Override section-bg overlay on dark blocks for cleaner contrast */
.section-dark.section-bg::after{
  background:
    radial-gradient(700px 320px at 10% 10%, rgba(14,165,164,0.12), transparent 60%),
    radial-gradient(700px 360px at 90% 15%, rgba(37,99,235,0.12), transparent 60%),
    linear-gradient(180deg, rgba(0,0,0,0.15), rgba(0,0,0,0.35));
}
.section-dark.section-bg::before{
  opacity: 0.18;
}