/* =========================================================
   TECNOLOGY SECURITY S.R.L. — Design System 2026
   Vibe: Ethereal Glass / Energy-Tech · Accent: Emerald
   ========================================================= */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { min-height: 100dvh; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }

/* ---------- Tokens ---------- */
:root {
  /* palette — blue */
  --ink:        #081420;   /* deep navy */
  --ink-2:      #0C1D2E;
  --ink-3:      #12283C;
  --cream:      #F4F7FB;   /* cool off-white */
  --cream-2:    #E7EEF6;
  --paper:      #FBFCFE;
  --emerald:    #2E74C0;   /* primary blue */
  --emerald-d:  #1C5BA0;   /* deep blue */
  --emerald-l:  #7CC0F0;   /* sky accent */
  --lime:       #BFE3FF;
  --muted:      #5F7183;
  --muted-d:    #93A6B8;
  --line:       rgba(8, 20, 32, 0.10);
  --line-dark:  rgba(255, 255, 255, 0.12);

  /* type */
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Plus Jakarta Sans", system-ui, sans-serif;

  /* motion */
  --ease: cubic-bezier(0.32, 0.72, 0, 1);
  --ease-soft: cubic-bezier(0.22, 1, 0.36, 1);

  /* geometry */
  --radius: 2rem;
  --shell-pad: 0.5rem;
  --maxw: 1200px;
}

/* ---------- Base ---------- */
body {
  font-family: var(--font-body);
  background: var(--cream);
  color: var(--ink);
  font-size: 1.0625rem;
  line-height: 1.65;
  letter-spacing: -0.01em;
  overflow-x: hidden;
}

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; line-height: 1.04; letter-spacing: -0.035em; }
h1 { font-size: clamp(2.6rem, 6.5vw, 5rem); }
h2 { font-size: clamp(2rem, 4.5vw, 3.4rem); }
h3 { font-size: clamp(1.35rem, 2.4vw, 1.9rem); letter-spacing: -0.03em; }
p { color: color-mix(in srgb, var(--ink) 78%, transparent); }

/* ---------- Layout helpers ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 1.5rem; }
.section { padding-block: clamp(5rem, 10vw, 9rem); position: relative; }
.section--tight { padding-block: clamp(3.5rem, 6vw, 5.5rem); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.4rem 0.85rem; border-radius: 999px;
  font-size: 0.66rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.24em; color: var(--emerald-d);
  background: color-mix(in srgb, var(--emerald) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--emerald) 30%, transparent);
}
.eyebrow::before { content:""; width: 6px; height: 6px; border-radius: 50%; background: var(--emerald); box-shadow: 0 0 10px var(--emerald); }

.lead { font-size: clamp(1.05rem, 1.6vw, 1.3rem); color: color-mix(in srgb, var(--ink) 66%, transparent); max-width: 60ch; }

.section-head { max-width: 62ch; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-head .eyebrow { margin-bottom: 1.4rem; }
.section-head h2 { margin-bottom: 1rem; }

/* ---------- Buttons (Island / button-in-button) ---------- */
.btn {
  --bg: var(--ink); --fg: var(--cream);
  position: relative; display: inline-flex; align-items: center; gap: 0.85rem;
  padding: 0.7rem 0.75rem 0.7rem 1.4rem;
  border-radius: 999px; background: var(--bg); color: var(--fg);
  font-family: var(--font-display); font-weight: 500; font-size: 0.98rem;
  letter-spacing: -0.01em; white-space: nowrap;
  transition: transform 0.5s var(--ease), background 0.5s var(--ease), box-shadow 0.5s var(--ease);
  box-shadow: 0 1px 2px rgba(7,11,10,0.18), inset 0 1px 1px rgba(255,255,255,0.14);
}
.btn__ico {
  width: 2rem; height: 2rem; border-radius: 50%; flex: none;
  display: grid; place-items: center;
  background: rgba(255,255,255,0.14); color: var(--fg);
  transition: transform 0.5s var(--ease), background 0.5s var(--ease);
}
.btn__ico svg { width: 15px; height: 15px; }
.btn:hover { box-shadow: 0 10px 30px -8px rgba(7,11,10,0.35), inset 0 1px 1px rgba(255,255,255,0.18); }
.btn:hover .btn__ico { transform: translate(3px, -2px) scale(1.06); }
.btn:active { transform: scale(0.975); }

.btn--accent { --bg: var(--emerald); --fg: #FFFFFF; }
.btn--accent .btn__ico { background: rgba(255,255,255,0.22); color: #FFFFFF; }
.btn--ghost {
  --bg: transparent; --fg: var(--ink);
  border: 1px solid var(--line); box-shadow: none;
}
.btn--ghost .btn__ico { background: color-mix(in srgb, var(--ink) 7%, transparent); color: var(--ink); }
.btn--light { --bg: var(--cream); --fg: var(--ink); }
.btn--light .btn__ico { background: color-mix(in srgb, var(--ink) 8%, transparent); color: var(--ink); }

.btn--sm { padding: 0.5rem 0.55rem 0.5rem 1.05rem; font-size: 0.88rem; }
.btn--sm .btn__ico { width: 1.7rem; height: 1.7rem; }

/* ---------- Navigation (fluid glass island) ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  display: flex; justify-content: center;
  padding-top: 1.1rem; transition: padding 0.5s var(--ease);
  pointer-events: none;
}
.nav__bar {
  pointer-events: auto;
  display: flex; align-items: center; gap: 1.5rem;
  width: min(1180px, calc(100% - 2rem));
  padding: 0.5rem 0.6rem 0.5rem 1.35rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--cream) 72%, transparent);
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  border: 1px solid var(--line);
  box-shadow: 0 8px 30px -12px rgba(7,11,10,0.18);
  transition: box-shadow 0.5s var(--ease), background 0.5s var(--ease);
}
.nav.is-scrolled .nav__bar { box-shadow: 0 14px 40px -14px rgba(7,11,10,0.28); background: color-mix(in srgb, var(--cream) 86%, transparent); }
.nav__brand { display: flex; align-items: center; gap: 0.6rem; font-family: var(--font-display); font-weight: 600; letter-spacing: -0.03em; font-size: 1.02rem; }
.nav__mark { width: 30px; height: 30px; flex: none; }
.nav__brand span { display:block; line-height: 1; }
.nav__brand small { display:block; font-family: var(--font-body); font-weight: 500; font-size: 0.6rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); margin-top: 3px; }
.nav__links { display: flex; align-items: center; gap: 0.15rem; margin-left: auto; }
.nav__links a {
  padding: 0.5rem 0.85rem; border-radius: 999px; font-size: 0.9rem; font-weight: 500;
  color: color-mix(in srgb, var(--ink) 74%, transparent);
  transition: color 0.3s var(--ease), background 0.3s var(--ease);
}
.nav__links a:hover { color: var(--ink); background: color-mix(in srgb, var(--ink) 6%, transparent); }
.nav__links a.is-active { color: var(--ink); background: color-mix(in srgb, var(--ink) 8%, transparent); }
.nav__links a.ext::after { content:"↗"; font-size: 0.72em; margin-left: 0.25rem; color: var(--emerald-d); }
.nav__cta { margin-left: 0.4rem; }

.nav__burger { display: none; width: 44px; height: 44px; border-radius: 999px; margin-left: auto; position: relative; background: color-mix(in srgb, var(--ink) 6%, transparent); }
.nav__burger span { position: absolute; left: 13px; width: 18px; height: 1.7px; background: var(--ink); border-radius: 2px; transition: transform 0.5s var(--ease), opacity 0.3s var(--ease); }
.nav__burger span:nth-child(1) { top: 18px; }
.nav__burger span:nth-child(2) { top: 24px; }
body.menu-open .nav__burger span:nth-child(1) { transform: translateY(3px) rotate(45deg); }
body.menu-open .nav__burger span:nth-child(2) { transform: translateY(-3px) rotate(-45deg); }

/* mobile overlay menu */
.menu {
  position: fixed; inset: 0; z-index: 90;
  background: color-mix(in srgb, var(--ink) 90%, transparent);
  backdrop-filter: blur(30px); -webkit-backdrop-filter: blur(30px);
  display: flex; flex-direction: column; justify-content: center; gap: 0.25rem;
  padding: 6rem 2rem 3rem;
  opacity: 0; visibility: hidden; transition: opacity 0.5s var(--ease), visibility 0.5s;
}
body.menu-open .menu { opacity: 1; visibility: visible; }
.menu a {
  color: var(--cream); font-family: var(--font-display); font-weight: 500;
  font-size: clamp(1.6rem, 7vw, 2.4rem); letter-spacing: -0.03em;
  padding: 0.35rem 0; opacity: 0; transform: translateY(28px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.menu a .idx { font-size: 0.8rem; color: var(--emerald-l); font-family: var(--font-body); margin-right: 0.9rem; letter-spacing: 0.1em; }
body.menu-open .menu a { opacity: 1; transform: translateY(0); }
body.menu-open .menu a:nth-child(1){ transition-delay: 0.08s; }
body.menu-open .menu a:nth-child(2){ transition-delay: 0.13s; }
body.menu-open .menu a:nth-child(3){ transition-delay: 0.18s; }
body.menu-open .menu a:nth-child(4){ transition-delay: 0.23s; }
body.menu-open .menu a:nth-child(5){ transition-delay: 0.28s; }
body.menu-open .menu a:nth-child(6){ transition-delay: 0.33s; }
body.menu-open .menu a:nth-child(7){ transition-delay: 0.38s; }
body.menu-open .menu a:nth-child(8){ transition-delay: 0.43s; }

/* ---------- Double-Bezel card ---------- */
.shell {
  background: color-mix(in srgb, var(--ink) 4%, transparent);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: var(--shell-pad);
}
.core {
  background: var(--paper);
  border-radius: calc(var(--radius) - var(--shell-pad));
  box-shadow: inset 0 1px 1px rgba(255,255,255,0.6);
  height: 100%;
}

/* Generic card */
.card {
  position: relative; height: 100%;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.9rem;
  transition: transform 0.6s var(--ease), box-shadow 0.6s var(--ease), border-color 0.6s var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: 0 24px 50px -28px rgba(7,11,10,0.30); border-color: color-mix(in srgb, var(--emerald) 40%, var(--line)); }
.card__ico {
  width: 3rem; height: 3rem; border-radius: 0.9rem; margin-bottom: 1.3rem;
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--emerald) 12%, transparent);
  color: var(--emerald-d);
  border: 1px solid color-mix(in srgb, var(--emerald) 24%, transparent);
}
.card__ico svg { width: 22px; height: 22px; }
.card h3 { margin-bottom: 0.6rem; }
.card p { font-size: 0.97rem; }
.card__tag { position: absolute; top: 1.5rem; right: 1.6rem; font-family: var(--font-display); font-size: 0.8rem; color: var(--muted); }

/* ---------- Certificate cards (colored + animated) ---------- */
.cert-card { --accent: var(--emerald); position: relative; overflow: hidden; isolation: isolate; }
/* top accent bar grows in on hover */
.cert-card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 4px;
  background: linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent) 25%, transparent));
  transform: scaleX(0); transform-origin: left; transition: transform 0.55s var(--ease);
}
/* soft colored glow blooming from the corner */
.cert-card::after {
  content: ""; position: absolute; z-index: -1; top: -90px; right: -90px;
  width: 220px; height: 220px; border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 22%, transparent), transparent 70%);
  opacity: 0; transform: scale(0.6); transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.cert-card:hover { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); box-shadow: 0 26px 54px -26px color-mix(in srgb, var(--accent) 55%, transparent); }
.cert-card:hover::before { transform: scaleX(1); }
.cert-card:hover::after { opacity: 1; transform: scale(1); }
/* colored icon badge */
.cert-card__ico {
  width: 2.7rem; height: 2.7rem; border-radius: 0.85rem; margin-bottom: 1.1rem;
  display: grid; place-items: center; color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
  transition: transform 0.55s var(--ease), background 0.4s ease, box-shadow 0.4s ease;
}
.cert-card__ico svg { width: 20px; height: 20px; }
.cert-card:hover .cert-card__ico {
  transform: rotate(-8deg) scale(1.1);
  background: color-mix(in srgb, var(--accent) 20%, transparent);
  box-shadow: 0 10px 22px -12px color-mix(in srgb, var(--accent) 70%, transparent);
}
/* accent download button */
.btn--dl {
  --bg: color-mix(in srgb, var(--accent) 10%, transparent); --fg: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 32%, transparent); box-shadow: none;
}
.btn--dl .btn__ico { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--accent); }
.btn--dl:hover { --bg: var(--accent); --fg: #FFFFFF; box-shadow: 0 12px 26px -10px color-mix(in srgb, var(--accent) 65%, transparent); }
.btn--dl:hover .btn__ico { background: rgba(255,255,255,0.22); color: #FFFFFF; }
.cert-card:hover .btn--dl .btn__ico svg { animation: dl-bob 0.9s var(--ease-soft) infinite; }
@keyframes dl-bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(2px); } }
@media (prefers-reduced-motion: reduce) {
  .cert-card::before, .cert-card::after, .cert-card__ico, .btn--dl { transition: none; }
  .cert-card:hover .btn--dl .btn__ico svg { animation: none; }
}

/* ---------- Mini card (compact, with icon) ---------- */
.minicard {
  display: flex; gap: 0.75rem; align-items: center;
  padding: 0.85rem 0.95rem; border-radius: 1rem;
  background: var(--paper); border: 1px solid var(--line);
  transition: transform 0.5s var(--ease), border-color 0.5s var(--ease), box-shadow 0.5s var(--ease);
}
.minicard:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--emerald) 40%, var(--line)); box-shadow: 0 16px 30px -20px rgba(8,20,32,0.4); }
.minicard__ico {
  width: 2.1rem; height: 2.1rem; flex: none; border-radius: 0.65rem;
  display: grid; place-items: center; color: var(--emerald-d);
  background: color-mix(in srgb, var(--emerald) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--emerald) 24%, transparent);
}
.minicard__ico svg { width: 17px; height: 17px; }
.minicard b { display: block; font-family: var(--font-display); font-size: 0.92rem; letter-spacing: -0.02em; line-height: 1.1; color: var(--ink); }
.minicard b em { color: var(--emerald-d); font-style: normal; }
.minicard span { font-size: 0.74rem; line-height: 1.25; color: var(--muted); }
.dark .minicard { background: rgba(255,255,255,0.05); border-color: var(--line-dark); }
.dark .minicard b { color: var(--cream); }
.dark .minicard b em { color: var(--emerald-l); }
.dark .minicard span { color: color-mix(in srgb, var(--cream) 58%, transparent); }
.dark .minicard__ico { color: var(--emerald-l); background: color-mix(in srgb, var(--emerald) 20%, transparent); border-color: color-mix(in srgb, var(--emerald) 38%, transparent); }

/* ---------- Grids ---------- */
.grid { display: grid; gap: 1.25rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Bento */
.bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1.25rem; }
.bento > .span-3 { grid-column: span 3; }
.bento > .span-2 { grid-column: span 2; }
.bento > .span-4 { grid-column: span 4; }
.bento > .span-6 { grid-column: span 6; }
.bento > .row-2 { grid-row: span 2; }

/* ---------- Dark section ---------- */
.dark { background: var(--ink); color: var(--cream); }
.dark h1, .dark h2, .dark h3 { color: var(--cream); }
.dark p { color: color-mix(in srgb, var(--cream) 68%, transparent); }
.dark .eyebrow { color: var(--emerald-l); background: color-mix(in srgb, var(--emerald) 16%, transparent); border-color: color-mix(in srgb, var(--emerald) 34%, transparent); }
.dark .card { background: var(--ink-2); border-color: var(--line-dark); }
.dark .card:hover { box-shadow: 0 30px 60px -30px rgba(0,0,0,0.7); border-color: color-mix(in srgb, var(--emerald) 45%, var(--line-dark)); }
.dark .card p { color: color-mix(in srgb, var(--cream) 62%, transparent); }
.dark .card__ico { color: var(--emerald-l); background: color-mix(in srgb, var(--emerald) 20%, transparent); border-color: color-mix(in srgb, var(--emerald) 38%, transparent); }
.dark .card__tag { color: var(--muted-d); }
.dark .shell { background: rgba(255,255,255,0.04); border-color: var(--line-dark); }
.dark .core { background: var(--ink-3); box-shadow: inset 0 1px 1px rgba(255,255,255,0.05); }
.dark .divider { background: var(--line-dark); }
.dark .badge-note { color: var(--muted-d); }
.dark .lead { color: color-mix(in srgb, var(--cream) 72%, transparent); }

/* mesh glow backdrop for dark blocks */
.mesh { position: relative; overflow: hidden; isolation: isolate; }
.mesh::before, .mesh::after {
  content:""; position: absolute; border-radius: 50%; filter: blur(90px); z-index: -1; opacity: 0.5;
}
.mesh::before { width: 45vw; height: 45vw; background: radial-gradient(circle, var(--emerald), transparent 68%); top: -14vw; right: -8vw; }
.mesh::after { width: 40vw; height: 40vw; background: radial-gradient(circle, #1746A0, transparent 68%); bottom: -18vw; left: -12vw; opacity: 0.42; }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 100dvh; display: flex; align-items: center; padding-top: 8rem; padding-bottom: 4rem; }
.hero .wrap { position: relative; z-index: 2; }
.hero h1 { max-width: 16ch; margin: 1.6rem 0 1.5rem; }
.hero .lead { margin-bottom: 2.4rem; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 0.85rem; align-items: center; }
.hero__stats { display: flex; flex-wrap: wrap; gap: 2.5rem; margin-top: 4rem; padding-top: 2.4rem; border-top: 1px solid var(--line-dark); }
.hero__stat b { display: block; font-family: var(--font-display); font-size: clamp(1.8rem, 3.4vw, 2.7rem); font-weight: 600; letter-spacing: -0.04em; color: var(--cream); }
.hero__stat span { font-size: 0.85rem; color: color-mix(in srgb, var(--cream) 58%, transparent); }
.hero__stat b em { color: var(--emerald-l); font-style: normal; }

/* ---------- Stat strip ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.stat { padding: 1.7rem 1.6rem; border-radius: 1.4rem; border: 1px solid var(--line); background: var(--paper); }
.stat b { display:block; font-family: var(--font-display); font-size: clamp(1.9rem, 3vw, 2.6rem); font-weight: 600; letter-spacing: -0.04em; color: var(--ink); }
.stat b em { color: var(--emerald-d); font-style: normal; }
.stat span { font-size: 0.86rem; color: var(--muted); }

/* ---------- List with markers ---------- */
.ticks li { position: relative; padding-left: 1.9rem; margin-bottom: 0.75rem; color: color-mix(in srgb, var(--ink) 76%, transparent); }
.ticks li::before {
  content:""; position: absolute; left: 0; top: 0.55em; width: 0.65rem; height: 0.65rem; border-radius: 50%;
  background: var(--emerald); box-shadow: 0 0 0 4px color-mix(in srgb, var(--emerald) 16%, transparent);
}
.dark .ticks li { color: color-mix(in srgb, var(--cream) 74%, transparent); }

/* ---------- Feature split ---------- */
.split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.split--rev > *:first-child { order: 2; }

/* ---------- Reference / CUP cards ---------- */
.ref { position: relative; overflow: hidden; }
.ref__year { font-family: var(--font-display); font-size: 0.85rem; letter-spacing: 0.1em; color: var(--emerald-d); font-weight: 600; }
.ref__cup { font-family: var(--font-display); font-size: 0.74rem; letter-spacing: 0.06em; color: var(--muted); margin-top: 0.2rem; word-break: break-all; }
.ref h3 { margin: 1rem 0 0.15rem; }
.ref__prog { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--emerald-d); font-weight: 600; margin-bottom: 0.9rem; }
.ref__loc { display: inline-flex; gap: 0.4rem; align-items: center; font-size: 0.84rem; color: var(--muted); margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--line); width: 100%; }

/* ---------- Cert chips ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.chip {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.55rem 1rem; border-radius: 999px; font-size: 0.85rem; font-weight: 500;
  background: var(--paper); border: 1px solid var(--line); color: var(--ink);
}
.chip::before { content:""; width: 6px; height: 6px; border-radius: 50%; background: var(--emerald); }
.dark .chip { background: var(--ink-2); border-color: var(--line-dark); color: var(--cream); }

/* ---------- Table ---------- */
.tbl { width: 100%; border-collapse: collapse; }
.tbl th, .tbl td { text-align: left; padding: 1rem 1.1rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.tbl th { font-family: var(--font-display); font-weight: 600; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); }
.tbl td { font-size: 0.95rem; color: color-mix(in srgb, var(--ink) 80%, transparent); }
.tbl td:first-child { font-weight: 600; color: var(--ink); font-family: var(--font-display); white-space: nowrap; }
.tbl tr:last-child td { border-bottom: none; }

/* ---------- CTA band ---------- */
.cta-band { position: relative; overflow: hidden; border-radius: var(--radius); padding: clamp(2.5rem, 6vw, 5rem); text-align: center; border: 1px solid var(--line-dark); }
.cta-band h2 { max-width: 20ch; margin: 1.3rem auto 1rem; }
.cta-band .lead { margin: 0 auto 2.2rem; }
.cta-band__cta { display: flex; gap: 0.85rem; justify-content: center; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.footer { background: var(--ink); color: var(--cream); padding-block: clamp(3.5rem, 7vw, 5.5rem) 2.5rem; }
.footer__top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.1fr; gap: 2.5rem; padding-bottom: 3rem; border-bottom: 1px solid var(--line-dark); }
.footer__brand { display:flex; align-items:center; gap: 0.7rem; margin-bottom: 1.2rem; font-family: var(--font-display); font-weight: 600; font-size: 1.15rem; }
.footer p { color: color-mix(in srgb, var(--cream) 60%, transparent); font-size: 0.92rem; max-width: 34ch; }
.footer h4 { font-family: var(--font-display); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.16em; color: var(--emerald-l); margin-bottom: 1.1rem; font-weight: 600; }
.footer__col a, .footer__col li { display: block; color: color-mix(in srgb, var(--cream) 66%, transparent); font-size: 0.92rem; margin-bottom: 0.65rem; transition: color 0.3s var(--ease); }
.footer__col a:hover { color: var(--cream); }
.footer__bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; padding-top: 2rem; font-size: 0.82rem; color: color-mix(in srgb, var(--cream) 46%, transparent); }
.footer__bottom a { color: color-mix(in srgb, var(--cream) 62%, transparent); }

/* ---------- Contact form ---------- */
.field { margin-bottom: 1.1rem; }
.field label { display:block; font-size: 0.8rem; font-weight: 600; margin-bottom: 0.4rem; color: var(--ink); font-family: var(--font-display); letter-spacing: 0.02em; }
.field input, .field textarea, .field select {
  width: 100%; padding: 0.9rem 1.1rem; border-radius: 1rem; font: inherit; font-size: 0.95rem;
  background: var(--paper); border: 1px solid var(--line); color: var(--ink);
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--emerald);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--emerald) 14%, transparent);
}
.field textarea { resize: vertical; min-height: 130px; }

/* ---------- Breadcrumb / page hero ---------- */
.phero { padding-top: 10rem; padding-bottom: 3rem; }
.phero .eyebrow { margin-bottom: 1.4rem; }
.phero h1 { max-width: 18ch; }
.phero .lead { margin-top: 1.4rem; }

/* ---------- Scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(34px); filter: blur(6px); transition: opacity 0.9s var(--ease-soft), transform 0.9s var(--ease-soft), filter 0.9s var(--ease-soft); }
.reveal.in { opacity: 1; transform: translateY(0); filter: blur(0); }
.reveal[data-d="1"] { transition-delay: 0.08s; }
.reveal[data-d="2"] { transition-delay: 0.16s; }
.reveal[data-d="3"] { transition-delay: 0.24s; }
.reveal[data-d="4"] { transition-delay: 0.32s; }
.reveal[data-d="5"] { transition-delay: 0.40s; }

/* ---------- Misc ---------- */
.accent { color: var(--emerald-d); }
.divider { height: 1px; background: var(--line); border: none; }
.center { text-align: center; }
.mt-s { margin-top: 1rem; } .mt-m { margin-top: 2rem; } .mt-l { margin-top: 3rem; }
.badge-note { font-size: 0.8rem; color: var(--muted); font-style: italic; }

/* ---------- Real logo ---------- */
.nav__logo { height: 56px; width: auto; display: block; }

/* We Safe Sleep logo in menu */
.nav__links a.nav__wss { display: inline-flex; align-items: center; padding: 0.4rem 0.7rem; }
.nav__wss .wss-logo { height: 22px; width: auto; display: block; }
.menu .menu__wss { display: inline-flex; align-items: center; }
.menu .menu__wss .wss-logo { height: auto; width: 168px; background: #fff; padding: 9px 14px; border-radius: 12px; }

/* ---------- Video ---------- */
.videoframe { position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line-dark); background: #000; box-shadow: 0 30px 70px -40px rgba(0,0,0,0.7); }
.videoframe video { width: 100%; height: auto; display: block; }
.footer__logo { height: 58px; width: auto; display: block; margin-bottom: 1.2rem; filter: brightness(0) invert(1); opacity: 0.95; }

/* ---------- Hero background slider (crossfade) ---------- */
.hero-slider { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.hero-slide { position: absolute; inset: 0; opacity: 0; transition: opacity 1.4s var(--ease); }
.hero-slide.is-active { opacity: 1; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.06); transition: transform 7s ease-out; }
.hero-slide.is-active img { transform: scale(1); }
.hero-slider::after { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(180deg, rgba(8,20,32,0.55) 0%, rgba(8,20,32,0.78) 62%, var(--ink) 100%); }
.hero-slider::before { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(90deg, rgba(8,20,32,0.75) 0%, rgba(8,20,32,0.30) 55%, transparent 100%); }

.hero-dots { position: absolute; left: 0; right: 0; bottom: 1.6rem; z-index: 3; display: flex; gap: 0.55rem; justify-content: center; }
.hero-dots button { width: 9px; height: 9px; border-radius: 999px; background: rgba(255,255,255,0.4); transition: width 0.45s var(--ease), background 0.45s var(--ease); }
.hero-dots button.is-active { width: 30px; background: var(--emerald-l); }

/* ---------- Media card (image on top) ---------- */
.card--media { padding: 0; overflow: hidden; }
.card--media .card__media { position: relative; overflow: hidden; height: 190px; }
.card--media .card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s var(--ease); }
.card--media:hover .card__media img { transform: scale(1.06); }
.card--media .card__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(8,20,32,0.35)); }
.card--media .card__body { padding: 1.6rem 1.7rem 1.8rem; }
.card--media .card__body h3 { margin: 0.2rem 0 0.5rem; }
.card--media .card__body p { font-size: 0.95rem; }

/* ---------- Slider ---------- */
.slider { position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: var(--ink); box-shadow: 0 30px 70px -40px rgba(8,20,32,0.5); }
.slider__track { display: flex; transition: transform 0.8s var(--ease); will-change: transform; }
.slide { position: relative; min-width: 100%; height: clamp(360px, 56vh, 560px); }
.slide img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.slide::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8,20,32,0.88) 0%, rgba(8,20,32,0.45) 45%, rgba(8,20,32,0.12) 100%); }
.slide__cap { position: absolute; left: clamp(1.5rem, 4vw, 3.5rem); bottom: clamp(1.5rem, 4vw, 3rem); right: clamp(1.5rem, 4vw, 3.5rem); z-index: 2; max-width: 34rem; }
.slide__num { font-family: var(--font-display); font-size: 0.78rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--emerald-l); font-weight: 600; margin-bottom: 0.7rem; display: block; }
.slide__cap h3 { color: var(--cream); font-size: clamp(1.6rem, 3.4vw, 2.6rem); margin-bottom: 0.6rem; }
.slide__cap p { color: color-mix(in srgb, var(--cream) 82%, transparent); font-size: 1rem; max-width: 44ch; }

.slider__btn {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 3;
  width: 3rem; height: 3rem; border-radius: 50%;
  display: grid; place-items: center; color: var(--cream);
  background: color-mix(in srgb, var(--ink) 55%, transparent);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--line-dark);
  transition: background 0.4s var(--ease), transform 0.4s var(--ease);
}
.slider__btn:hover { background: var(--emerald); }
.slider__btn:active { transform: translateY(-50%) scale(0.92); }
.slider__btn svg { width: 20px; height: 20px; }
.slider__btn--prev { left: 1.1rem; }
.slider__btn--next { right: 1.1rem; }

.slider__dots { position: absolute; left: 0; right: 0; bottom: 1.1rem; z-index: 3; display: flex; gap: 0.5rem; justify-content: center; }
.slider__dots button { width: 8px; height: 8px; border-radius: 999px; background: rgba(255,255,255,0.4); transition: width 0.4s var(--ease), background 0.4s var(--ease); }
.slider__dots button.is-active { width: 26px; background: var(--emerald-l); }

/* thumbnail strip variant */
.slider__thumbs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0.75rem; margin-top: 0.9rem; }
.slider__thumbs button { position: relative; border-radius: 1rem; overflow: hidden; aspect-ratio: 16/10; border: 1px solid var(--line); opacity: 0.55; transition: opacity 0.4s var(--ease), border-color 0.4s var(--ease), transform 0.4s var(--ease); }
.slider__thumbs button img { width: 100%; height: 100%; object-fit: cover; }
.slider__thumbs button::after { content: attr(data-label); position: absolute; inset: auto 0 0 0; padding: 0.5rem 0.6rem; font-size: 0.72rem; font-weight: 600; font-family: var(--font-display); color: #fff; background: linear-gradient(0deg, rgba(8,20,32,0.85), transparent); text-align: left; }
.slider__thumbs button.is-active { opacity: 1; border-color: var(--emerald); transform: translateY(-2px); }
.slider__thumbs button:hover { opacity: 0.85; }

/* ISO logo strip */
.logos { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1rem; align-items: center; }
.logos img { width: 100%; height: auto; border-radius: 0.8rem; background: #fff; padding: 0.5rem; border: 1px solid var(--line); }

/* downloadable certificate logos */
.logo-dl { position: relative; display: block; border-radius: 0.8rem; cursor: pointer; transition: transform 0.2s ease; }
.logo-dl img { display: block; transition: box-shadow 0.2s ease; }
.logo-dl:hover { transform: translateY(-3px); }
.logo-dl:hover img { box-shadow: 0 18px 34px -20px rgba(8,20,32,0.55); }
.logo-dl__tag { position: absolute; left: 50%; bottom: 0.5rem; transform: translateX(-50%) translateY(6px); display: inline-flex; align-items: center; gap: 0.3rem; padding: 0.22rem 0.6rem; font-size: 0.72rem; font-weight: 600; letter-spacing: 0.02em; color: #FFFFFF; background: var(--emerald); border-radius: 999px; opacity: 0; transition: opacity 0.2s ease, transform 0.2s ease; pointer-events: none; white-space: nowrap; }
.logo-dl:hover .logo-dl__tag, .logo-dl:focus-visible .logo-dl__tag { opacity: 1; transform: translateX(-50%) translateY(0); }

/* image frame */
.imgframe { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); box-shadow: 0 30px 60px -40px rgba(8,20,32,0.5); }
.imgframe img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .footer__top { grid-template-columns: 1fr 1fr; }
  .bento { grid-template-columns: repeat(4, 1fr); }
  .bento > .span-3 { grid-column: span 2; }
  .bento > .span-4 { grid-column: span 4; }
}
@media (max-width: 860px) {
  .nav__links, .nav__cta { display: none; }
  .nav__burger { display: block; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; }
  .split--rev > *:first-child { order: 0; }
  .logos { grid-template-columns: repeat(3, 1fr); }
  .nav__logo { height: 46px; }
}
@media (max-width: 620px) {
  .wrap { padding-inline: 1.15rem; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .bento { grid-template-columns: 1fr; }
  .bento > [class*="span-"] { grid-column: span 1; }
  .footer__top { grid-template-columns: 1fr; gap: 2rem; }
  .hero__stats { gap: 1.6rem; }
  .card { padding: 1.5rem; }
  .slider__thumbs { grid-template-columns: repeat(3, 1fr); }
  .slider__thumbs button:nth-child(4), .slider__thumbs button:nth-child(5) { display: none; }
  .logos { grid-template-columns: repeat(2, 1fr); }
  .slide__cap p { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; filter: none; }
}

/* ---------- Photovoltaic animated panel (contatti) ---------- */
.pv-card {
  background: linear-gradient(158deg, #0C1D2E 0%, #081420 55%, #0A1B2C 100%);
  color: var(--cream);
  border: 1px solid var(--line-dark);
  box-shadow: inset 0 1px 1px rgba(255,255,255,0.05), 0 30px 70px -45px rgba(8,20,32,0.7);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.pv-scene {
  position: relative;
  height: clamp(240px, 32vw, 320px);
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(120% 80% at 78% 6%, rgba(124,192,240,0.14), transparent 55%),
    linear-gradient(180deg, #0A1B2C 0%, #06111C 100%);
}
/* subtle scanning grid on the sky */
.pv-scene::before {
  content: ""; position: absolute; inset: 0; z-index: 0; opacity: 0.35;
  background-image:
    linear-gradient(rgba(124,192,240,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,192,240,0.06) 1px, transparent 1px);
  background-size: 38px 38px;
  mask-image: linear-gradient(180deg, #000 0%, transparent 72%);
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 72%);
}

/* Sun */
.pv-sun {
  position: absolute; top: 30px; right: 48px; z-index: 2;
  width: 60px; height: 60px; border-radius: 50%;
  background: radial-gradient(circle at 50% 42%, #FFFBF0 0%, #FFDE9B 38%, #F5A623 72%, rgba(245,166,35,0) 100%);
  box-shadow: 0 0 42px 10px rgba(245,180,90,0.45);
  animation: pvSun 4.5s ease-in-out infinite;
}
@keyframes pvSun {
  0%, 100% { transform: scale(1); box-shadow: 0 0 42px 10px rgba(245,180,90,0.42); }
  50%      { transform: scale(1.06); box-shadow: 0 0 56px 16px rgba(245,190,110,0.62); }
}
/* Rotating rays behind the sun */
.pv-glow {
  position: absolute; top: 60px; right: 78px; z-index: 1;
  width: 220px; height: 220px; transform: translate(50%, -50%);
  border-radius: 50%;
  background: repeating-conic-gradient(from 0deg, rgba(245,190,110,0.28) 0deg 5deg, transparent 5deg 22deg);
  mask-image: radial-gradient(circle, transparent 24%, #000 30%, transparent 62%);
  -webkit-mask-image: radial-gradient(circle, transparent 24%, #000 30%, transparent 62%);
  animation: pvSpin 26s linear infinite;
}
@keyframes pvSpin { to { transform: translate(50%, -50%) rotate(360deg); } }

/* Falling photons */
.pv-photons { position: absolute; inset: 0; z-index: 2; }
.pv-photons i {
  position: absolute; top: -8px; left: var(--x);
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--emerald-l);
  box-shadow: 0 0 9px 1px var(--emerald-l);
  animation: pvFall 2.8s linear var(--d) infinite;
}
@keyframes pvFall {
  0%   { transform: translateY(0); opacity: 0; }
  12%  { opacity: 1; }
  78%  { opacity: 1; }
  100% { transform: translateY(190px); opacity: 0; }
}

/* Solar panel in perspective */
.pv-panel {
  position: absolute; left: 40px; bottom: 40px; z-index: 3;
  width: 200px; height: 116px;
  display: grid; grid-template-columns: repeat(4, 1fr); grid-template-rows: repeat(3, 1fr); gap: 4px;
  padding: 6px; border-radius: 4px;
  background: linear-gradient(180deg, #0E3055, #0A2340);
  border: 1px solid rgba(124,192,240,0.4);
  transform: perspective(560px) rotateX(54deg) rotateZ(-2deg);
  transform-origin: bottom center;
  box-shadow: 0 22px 30px -16px rgba(0,0,0,0.6);
}
.pv-cell {
  position: relative; overflow: hidden; border-radius: 2px;
  background: linear-gradient(150deg, #16416E 0%, #0C2C4E 100%);
  border: 1px solid rgba(124,192,240,0.22);
}
.pv-cell::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(115deg, transparent 34%, rgba(191,227,255,0.75) 50%, transparent 66%);
  transform: translateX(-130%);
  animation: pvSweep 3.4s ease-in-out infinite;
  animation-delay: calc(var(--i) * 0.14s);
}
@keyframes pvSweep {
  0%, 55%  { transform: translateX(-130%); }
  80%,100% { transform: translateX(130%); }
}

/* Energy conduit + output node */
.pv-wire { position: absolute; right: 22px; bottom: 30px; z-index: 3; width: 150px; height: 84px; }
.pv-wire path {
  stroke: var(--emerald-l); stroke-width: 2; fill: none;
  stroke-dasharray: 5 9; stroke-linecap: round;
  filter: drop-shadow(0 0 4px rgba(124,192,240,0.6));
  animation: pvFlow 0.9s linear infinite;
}
@keyframes pvFlow { to { stroke-dashoffset: -14; } }
.pv-out {
  position: absolute; right: 22px; bottom: 24px; z-index: 4;
  width: 46px; height: 46px; border-radius: 50%;
  display: grid; place-items: center;
  color: var(--emerald-l);
  background: color-mix(in srgb, var(--emerald) 26%, #06111C);
  border: 1px solid color-mix(in srgb, var(--emerald) 55%, transparent);
  animation: pvPulse 2.4s ease-in-out infinite;
}
.pv-out svg { width: 20px; height: 20px; }
@keyframes pvPulse {
  0%, 100% { box-shadow: 0 0 14px rgba(124,192,240,0.35); }
  50%      { box-shadow: 0 0 30px rgba(124,192,240,0.75); }
}

/* Copy area below scene */
.pv-copy {
  padding: 1.7rem 1.9rem 2rem;
  border-top: 1px solid var(--line-dark);
  background: rgba(8,20,32,0.55);
}
.pv-copy h2 { color: var(--cream); }
.pv-copy p { color: color-mix(in srgb, var(--cream) 66%, transparent); }

@media (max-width: 620px) {
  .pv-panel { left: 22px; width: 168px; height: 100px; }
  .pv-sun { right: 30px; }
}

/* ---------- WhatsApp floating badge ---------- */
.wa-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 200;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 999px;
  background: #25D366;
  color: #fff;
  box-shadow: 0 12px 30px -8px rgba(37,211,102,0.55), 0 4px 12px rgba(7,11,10,0.25);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.wa-float:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 18px 40px -8px rgba(37,211,102,0.65), 0 6px 16px rgba(7,11,10,0.3);
}
.wa-float svg { width: 34px; height: 34px; display: block; }
.wa-float::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: 0 0 0 0 rgba(37,211,102,0.5);
  animation: waPulse 2.4s ease-out infinite;
}
@keyframes waPulse {
  0%   { box-shadow: 0 0 0 0 rgba(37,211,102,0.5); }
  70%  { box-shadow: 0 0 0 16px rgba(37,211,102,0); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}
@media (max-width: 620px) {
  .wa-float { right: 16px; bottom: 16px; width: 54px; height: 54px; }
  .wa-float svg { width: 30px; height: 30px; }
}
@media (prefers-reduced-motion: reduce) {
  .wa-float::after { animation: none; }
}