/* ============ VERT TECH — based on Axis Haus ============ */
:root {
  --bg: #04080f;
  --panel: #080d17;
  --white: #ffffff;
  --muted: #8ea3c3;
  --faint: #4a607a;
  --line: rgba(255, 255, 255, 0.10);
  --accent: #2563eb;
  --accent-bright: #3b82f6;
  --accent-deep: #1d4ed8;
  --radius: 22px;
  --font-display: "Poppins", sans-serif;
  --font-body: "Inter", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85em 1.7em;
  border-radius: 100px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  transition: transform 0.45s var(--ease), background 0.3s, color 0.3s, border-color 0.3s;
  will-change: transform;
}
.btn:hover { transform: translateY(-2px); }
.btn--white { background: var(--white); color: #060c18; }
.btn--white:hover { background: #ddeaff; }
.btn--ghost { border: 1px solid var(--line); color: var(--white); }
.btn--ghost:hover { border-color: rgba(59,130,246,0.6); }

/* ============ NAV ============ */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 2.4rem;
  transition: background 0.4s, backdrop-filter 0.4s;
}
.nav.is-scrolled {
  background: rgba(4, 8, 15, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(37,99,235,0.15);
}
.nav__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}
.nav__logo svg { color: var(--accent-bright); }
.nav__links {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 2.2rem;
  font-size: 0.8rem;
  color: var(--muted);
}
.nav__links a { transition: color 0.3s; }
.nav__links a:hover { color: var(--white); }
.nav__cta { padding: 0.7em 1.4em; }

/* burger (mobile) */
.nav__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: 10px;
  border: 1px solid var(--line);
}
.nav__burger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s;
}
.nav__burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger.is-open span:nth-child(2) { opacity: 0; }
.nav__burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============ HERO — design Vert Media (OMNI) ============ */
.hero {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  padding: 120px clamp(20px, 4vw, 46px) 40px;
  overflow: hidden;
}
.hero-photo {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: var(--bg) url("assets/hero-tech.webp") no-repeat;
  background-position: center 26%;
  background-size: cover;
}
.hero-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(4,8,15,.85) 0%, rgba(4,8,15,.4) 14%, transparent 32%, transparent 68%, rgba(4,8,15,.4) 86%, rgba(4,8,15,.85) 100%),
    linear-gradient(180deg, rgba(4,8,15,.55) 0%, transparent 20%, transparent 60%, rgba(4,8,15,.8) 88%, var(--bg) 100%);
}
.hero-grain {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .5;
  background-image: radial-gradient(rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 3px 3px;
  mix-blend-mode: overlay;
}
.hero-inner {
  position: relative;
  z-index: 3;
  height: 100%;
  max-width: 1280px;
  margin-inline: auto;
  min-height: calc(100vh - 160px);
  display: grid;
}
.glass {
  background: linear-gradient(160deg, rgba(20,30,52,.55), rgba(8,13,23,.45));
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 20px 60px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.06);
}
.float-card {
  position: absolute;
  z-index: 5;
  padding: 18px 20px;
  border-radius: var(--radius);
  width: max-content;
  max-width: 260px;
}
.fc-perf { left: 0; top: 42px; }
.fc-33 { left: 0; top: 236px; }
.fc-5mm { right: 0; top: 64px; text-align: left; }
.float-card h4 {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -.01em;
  line-height: 1.15;
  margin-bottom: 8px;
  text-transform: uppercase;
}
.float-card p { font-size: 12px; line-height: 1.45; color: var(--muted); }
.float-card .link {
  display: inline-block;
  margin-top: 12px;
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--white);
  border-bottom: 1px solid var(--accent);
  padding-bottom: 3px;
}
.bigstat {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 600;
  letter-spacing: -.03em;
  margin-bottom: 4px;
}
.hero-headline { position: absolute; right: 0; top: 210px; text-align: right; }
.hero-headline .display {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -.04em;
  line-height: .92;
  text-transform: uppercase;
  font-size: clamp(46px, 7vw, 104px);
}
.hero-cta {
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: flex-end;
  margin-top: 26px;
}
.hero-cta p { font-size: 13px; color: var(--muted); max-width: 180px; text-align: left; line-height: 1.4; }
.arrow-btn {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  flex: none;
  cursor: pointer;
  display: grid;
  place-items: center;
  background: rgba(15, 25, 45, .5);
  border: 1px solid rgba(255,255,255,.12);
  backdrop-filter: blur(8px);
  transition: transform .25s ease, background .25s ease;
}
.arrow-btn:hover { transform: rotate(-8deg) scale(1.05); background: rgba(37, 99, 235, .25); }
.arrow-btn svg { width: 22px; height: 22px; stroke: #fff; }
.wordmark {
  position: absolute;
  left: -6px;
  bottom: 6px;
  font-family: var(--font-display);
  font-size: clamp(54px, 10.5vw, 160px);
  font-weight: 600;
  letter-spacing: -.04em;
  line-height: .8;
  background: linear-gradient(180deg, #ffffff 0%, #c8d4e8 30%, #6f82a2 55%, #e8eef8 75%, #9aaac6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 8px 30px rgba(0,0,0,.5));
}
.hero-social { position: absolute; right: 4px; bottom: 54px; display: flex; gap: 16px; }
.hero-social a { color: var(--muted); transition: color .2s; }
.hero-social a:hover { color: #fff; }
.hero-social svg { width: 18px; height: 18px; }

@media (max-width: 760px) {
  .hero { min-height: auto; padding: 0 20px 48px; }
  .hero-photo {
    height: clamp(330px, 54vh, 470px);
    inset: 0 0 auto 0;
    background-size: cover;
    background-position: center 6%;
  }
  .hero-photo::after {
    background:
      linear-gradient(180deg, rgba(4,8,15,.2) 0%, transparent 24%, rgba(4,8,15,.5) 62%, var(--bg) 92%),
      linear-gradient(90deg, rgba(4,8,15,.45), transparent 26%, transparent 74%, rgba(4,8,15,.45));
  }
  .hero-grain { display: none; }
  .hero-inner {
    position: relative;
    min-height: 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: clamp(290px, 48vh, 430px);
  }
  .hero-headline { position: static; order: 1; right: auto; top: auto; text-align: center; margin: 0; }
  .hero-headline .display { font-size: clamp(40px, 13vw, 72px); text-shadow: 0 4px 26px rgba(4,8,15,.7); }
  .hero-cta { flex-direction: column; align-items: center; justify-content: center; gap: 14px; margin-top: 18px; }
  .hero-cta p { text-align: center; max-width: 260px; }
  .float-card {
    position: static !important;
    left: auto !important;
    right: auto !important;
    top: auto !important;
    order: 2;
    margin: 0;
    width: 100%;
    max-width: none;
    text-align: left;
  }
  .fc-33 { order: 3; }
  .fc-5mm { order: 4; }
  .wordmark {
    position: static;
    order: 5;
    left: auto;
    bottom: auto;
    text-align: center;
    font-size: clamp(44px, 14vw, 90px);
    margin-top: 18px;
  }
  .hero-social { position: static; order: 6; right: auto; bottom: auto; justify-content: center; margin-top: 6px; }
}

/* ============ STACKED CARDS ============ */
.stack { position: relative; }
.stack__pager {
  position: fixed;
  left: 2rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 300;
  color: var(--faint);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.45s;
}
.stack__pager.is-visible { opacity: 1; }
.stack__pager span { transition: color 0.4s, transform 0.4s; }
.stack__pager span.is-active { color: var(--accent-bright); transform: scale(1.15); }

.stack__progress {
  position: fixed;
  right: 2rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 50;
  width: 2px;
  height: 130px;
  background: rgba(37,99,235,0.18);
  border-radius: 2px;
  overflow: hidden;
  opacity: 0;
  transition: opacity 0.45s;
}
.stack__progress.is-visible { opacity: 1; }
.stack__progress i {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--accent-bright);
  transform: scaleY(0);
  transform-origin: top;
}

.stack__item {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4.5rem 4.5rem 3rem;
}

.card {
  position: relative;
  width: 100%;
  height: calc(100vh - 7.5rem);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
  box-shadow: 0 40px 90px rgba(0,0,0,0.65), 0 0 0 1px rgba(37,99,235,0.12);
  will-change: transform, filter;
}
.card img,
.card video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  will-change: transform;
}
.card__shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(4,8,20,0.85) 0%, rgba(4,8,20,0.28) 28%, transparent 55%);
}
.card__caption {
  position: absolute;
  left: 3rem;
  bottom: 2.8rem;
  max-width: 460px;
  transform: translateY(24px);
  opacity: 0;
  transition: transform 0.9s var(--ease), opacity 0.9s var(--ease);
}
.stack__item.in-view .card__caption { transform: translateY(0); opacity: 1; }
.card__caption h2 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  letter-spacing: -0.01em;
  margin-bottom: 0.7rem;
}
.card__caption p {
  font-size: 0.88rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.85);
}

/* ============ BIG REVEAL ============ */
.reveal-section { height: 220vh; position: relative; }
.reveal-section__inner {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 4.5rem;
}
.reveal-section__meta {
  position: absolute;
  left: 4.5rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 5rem;
}
.reveal-section__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--muted);
}
.reveal-section__meta p {
  font-size: 0.72rem;
  line-height: 1.7;
  color: var(--faint);
  letter-spacing: 0.03em;
}
.reveal-section__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(3rem, 7.4vw, 7.2rem);
  line-height: 1.06;
  letter-spacing: -0.015em;
  text-align: right;
  margin-left: auto;
  max-width: 75%;
}
.rw {
  display: inline-block;
  opacity: 0.08;
  transition: opacity 0.25s linear;
  background: linear-gradient(105deg, #ffffff 25%, #7da8f0 55%, #dbeafe 80%, #5a8dee 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.rw--accent {
  background: linear-gradient(105deg, var(--accent-bright) 20%, var(--accent-deep) 60%, var(--accent-bright) 100%);
  -webkit-background-clip: text;
  background-clip: text;
}

/* ============ PROJECTS ============ */
.projects {
  position: relative;
  min-height: 100vh;
  padding: 7rem 4.5rem 5rem;
  background: #030710;
}
.projects__note {
  position: absolute;
  top: 2.6rem;
  left: 4.5rem;
  font-size: 0.68rem;
  line-height: 1.7;
  color: var(--faint);
  letter-spacing: 0.03em;
}
.projects__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: 4.5rem;
  align-items: stretch;
  max-width: 1450px;
  margin: 0 auto;
}
.projects__info { display: flex; flex-direction: column; }
.projects__num {
  overflow: hidden;
  height: clamp(7rem, 13vw, 11.5rem);
}
.projects__num span {
  display: block;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(7rem, 13vw, 11.5rem);
  line-height: 1;
  letter-spacing: -0.01em;
  background: linear-gradient(180deg, var(--accent-bright) 0%, var(--accent-deep) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.projects__name {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.9rem, 3.2vw, 2.9rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin-top: 1.2rem;
  min-height: 2.4em;
}
.projects__rule {
  border: none;
  border-top: 1px solid var(--line);
  margin: 2rem 0 1.6rem;
}
.projects__meta {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 2rem;
}
.projects__when {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  font-size: 0.82rem;
  color: var(--white);
}
.projects__loc {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--muted);
  font-size: 0.76rem;
}
.projects__loc i { font-style: normal; }
.projects__desc {
  font-size: 0.78rem;
  line-height: 1.65;
  color: var(--muted);
  max-width: 360px;
}
.projects__scope {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin-top: 2.4rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--line);
}
.projects__scope-label { font-size: 0.78rem; color: var(--muted); }
.projects__tags { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.projects__tags span {
  font-size: 0.68rem;
  padding: 0.45em 1em;
  border: 1px solid rgba(37,99,235,0.35);
  border-radius: 100px;
  color: var(--accent-bright);
  white-space: nowrap;
}
.projects__foot {
  margin-top: auto;
  padding-top: 2.6rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
}
.projects__coords {
  font-size: 0.68rem;
  line-height: 1.6;
  color: var(--muted);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.projects__media { display: flex; flex-direction: column; gap: 1.6rem; }
.projects__img {
  position: relative;
  flex: 1;
  min-height: 420px;
  border-radius: 14px;
  overflow: hidden;
  background: var(--panel);
  box-shadow: 0 0 0 1px rgba(37,99,235,0.15);
}
.projects__layer {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.06);
  transition: opacity 0.9s var(--ease), transform 1.4s var(--ease);
}
.projects__layer.is-active { opacity: 1; transform: scale(1); }
.projects__layer img,
.projects__layer video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.projects__controls {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}
.projects__counter {
  font-size: 0.76rem;
  color: var(--white);
  font-variant-numeric: tabular-nums;
  min-width: 3.2em;
}
.projects__bars { display: flex; gap: 0.5rem; flex: 1; }
.projects__bars i {
  position: relative;
  flex: 1;
  height: 1px;
  background: rgba(37,99,235,0.22);
  overflow: visible;
}
.projects__bars i::after {
  content: "";
  position: absolute;
  inset: -1px 0;
  background: var(--accent-bright);
  transform: scaleX(0);
  transform-origin: left;
}
.projects__bars i.is-active::after { animation: barFill 6s linear forwards; }
.projects__bars i.is-done::after { transform: scaleX(1); }
@keyframes barFill { to { transform: scaleX(1); } }
.projects__arrows { display: flex; gap: 0.6rem; }
.projects__arrows button {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  transition: background 0.3s, border-color 0.3s, transform 0.3s;
}
.projects__arrows button:hover {
  background: var(--accent);
  border-color: var(--accent);
  transform: scale(1.05);
}

.slide-out { animation: slideOut 0.4s var(--ease) forwards; }
.slide-in { animation: slideIn 0.6s var(--ease) forwards; }
@keyframes slideOut { to { transform: translateY(-105%); opacity: 0; } }
@keyframes slideIn { from { transform: translateY(105%); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
.fade-swap { animation: fadeSwap 0.7s var(--ease); }
@keyframes fadeSwap {
  0% { opacity: 0; transform: translateY(10px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* ============ FOOTER ============ */
.footer {
  min-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 2.6rem;
  padding: 6rem 2rem 2.4rem;
  background:
    radial-gradient(55% 45% at 50% 115%, rgba(37,99,235,0.14), transparent 70%),
    #030710;
}
.footer__title {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(3rem, 8vw, 7rem);
  line-height: 1.05;
  letter-spacing: -0.015em;
}
.footer__title em {
  font-style: normal;
  background: linear-gradient(105deg, var(--accent-bright) 25%, var(--accent-deep) 60%, var(--accent-bright) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.footer__cta { font-size: 0.9rem; padding: 1em 2.2em; }
.footer__base {
  margin-top: auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-top: 5rem;
  font-size: 0.7rem;
  color: var(--faint);
}
.footer__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.82rem;
  color: var(--muted);
}

/* ============ SCROLL REVEAL ============ */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.reveal.is-in { opacity: 1; transform: translateY(0); }

/* ============ RESPONSIVE ============ */
@media (max-width: 980px) {
  .nav__burger { display: flex; }
  .nav__cta { display: none; }
  .nav__links {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: fixed;
    top: 0;
    left: auto;
    right: 0;
    transform: translateX(100%);
    height: 100vh;
    width: min(78vw, 320px);
    padding: 6rem 2.2rem 2rem;
    background: rgba(4, 8, 15, 0.96);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-left: 1px solid rgba(37,99,235,0.2);
    transition: transform 0.45s var(--ease);
    font-size: 1.1rem;
    z-index: 99;
  }
  .nav__links.is-open { transform: translateX(0); }
  .nav__links a {
    padding: 1.1rem 0;
    border-bottom: 1px solid var(--line);
    color: var(--white);
  }
  .stack__item { padding: 4.2rem 1.1rem 1.6rem; }
  .card { height: calc(100vh - 5.8rem); }
  .card__caption { left: 1.4rem; bottom: 1.6rem; right: 1.4rem; }
  .stack__pager { left: 0.85rem; }
  .stack__progress { right: 0.85rem; }
  .reveal-section__inner { padding: 0 1.4rem; }
  .reveal-section__meta { position: static; transform: none; margin-bottom: 3rem; gap: 1.6rem; }
  .reveal-section__title { text-align: left; max-width: 100%; margin-left: 0; }
  .projects { padding: 7rem 1.4rem 3.5rem; }
  .projects__note { left: 1.4rem; }
  .projects__grid { grid-template-columns: 1fr; gap: 3rem; }
  .projects__meta { grid-template-columns: 1fr; gap: 1.2rem; }
  .projects__img { min-height: 300px; }
  .projects__foot { flex-direction: column; align-items: flex-start; gap: 1.4rem; }
  .projects__coords { text-align: left; }
  .footer__base { flex-direction: column; gap: 0.6rem; }
}

/* ============ QUIZ MODAL ============ */
.quiz {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.2rem;
  background: rgba(2, 5, 10, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s var(--ease);
}
.quiz.is-open { opacity: 1; pointer-events: auto; }
.quiz__panel {
  position: relative;
  width: min(680px, 100%);
  max-height: 90vh;
  overflow-y: auto;
  background: var(--panel);
  border: 1px solid rgba(37, 99, 235, 0.25);
  border-radius: var(--radius);
  padding: 2.6rem 2.4rem;
  transform: translateY(24px);
  transition: transform 0.4s var(--ease);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}
.quiz.is-open .quiz__panel { transform: translateY(0); }
.quiz__close {
  position: absolute;
  top: 1.1rem;
  right: 1.1rem;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--line);
  color: var(--muted);
  transition: color 0.3s, border-color 0.3s;
}
.quiz__close:hover { color: var(--white); border-color: rgba(59,130,246,0.6); }
.quiz__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.4rem, 4vw, 1.9rem);
  margin-bottom: 0.5rem;
}
.quiz__sub { color: var(--muted); font-size: 0.85rem; margin-bottom: 2rem; }
.quiz__form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem 1.2rem;
}
.quiz__field { display: flex; flex-direction: column; gap: 0.45rem; }
.quiz__field--full { grid-column: 1 / -1; }
.quiz__field span {
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.quiz__field input,
.quiz__field select {
  font: inherit;
  font-size: 0.88rem;
  color: var(--white);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.8em 1em;
  outline: none;
  transition: border-color 0.3s;
  appearance: none;
  -webkit-appearance: none;
}
.quiz__field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238ea3c3' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1em center;
}
.quiz__field input::placeholder { color: var(--faint); }
.quiz__field input:focus,
.quiz__field select:focus { border-color: rgba(59, 130, 246, 0.65); }
.quiz__submit { grid-column: 1 / -1; margin-top: 0.6rem; }
.quiz__done { text-align: center; padding: 2.5rem 0 1.5rem; }
.quiz__done h4 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 1.6rem;
  margin-bottom: 0.8rem;
}
.quiz__done p { color: var(--muted); font-size: 0.9rem; line-height: 1.7; }
@media (max-width: 640px) {
  .quiz__form { grid-template-columns: 1fr; }
  .quiz__panel { padding: 2.2rem 1.4rem; }
}

/* ============ CERT STRIP ============ */
.cert-strip {
  background: #f5f5f7;
  border-top: 1px solid rgba(255,255,255,.07);
  border-bottom: 1px solid rgba(255,255,255,.07);
  padding: 4rem 2.4rem;
}
.cert-strip__inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.cert-strip__eye {
  font-size: .7rem;
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: #2563eb;
  margin-bottom: .7rem;
}
.cert-strip__title {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 300;
  letter-spacing: -.02em;
  line-height: 1.2;
  color: var(--white);
  margin-bottom: .8rem;
}
.cert-strip__sub {
  font-size: .88rem;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 1.8rem;
  max-width: 380px;
}
.cert-strip__btn {
  display: inline-flex;
  align-items: center;
  padding: .75em 1.5em;
  background: #2563eb;
  color: #fff;
  border-radius: 980px;
  font-size: .82rem;
  font-weight: 400;
  transition: background .3s, transform .4s cubic-bezier(0.22,1,0.36,1);
}
.cert-strip__btn:hover { background: #1d4ed8; transform: translateY(-2px); }
.cert-strip__logos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.cert-strip__logo-item {
  display: flex;
  align-items: center;
  gap: .8rem;
  padding: 1rem 1.2rem;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 14px;
  font-size: .78rem;
  color: var(--muted);
  transition: border-color .3s, background .3s;
}
.cert-strip__logo-item:hover {
  border-color: rgba(37,99,235,.4);
  background: rgba(37,99,235,.06);
  color: var(--white);
}
.cert-strip__logo-badge {
  width: 56px; height: 56px;
  border-radius: 12px;
  background: rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.12);
}
.cert-strip__logo-badge img {
  width: 100%; height: 100%;
  object-fit: contain;
  padding: 6px;
}

/* Blog teaser */
.blog-teaser {
  padding: 5rem 2.4rem;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}
.blog-teaser__inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 3rem;
}
.blog-teaser__eye {
  font-size: .7rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent-bright); margin-bottom: .8rem;
}
.blog-teaser__label { font-size: .72rem; color: var(--muted); margin-bottom: .5rem; letter-spacing: .05em; text-transform: uppercase; }
.blog-teaser__title {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(1.3rem,2.5vw,1.8rem);
  letter-spacing: -.02em; line-height: 1.25;
  margin-bottom: .8rem;
}
.blog-teaser__excerpt { color: var(--muted); font-size: .88rem; line-height: 1.7; max-width: 560px; }
.blog-teaser__btn {
  display: inline-flex; align-items: center; padding: .75em 1.6em;
  background: var(--accent); color: #fff; border-radius: 100px;
  font-size: .82rem; white-space: nowrap;
  transition: background .3s, transform .3s;
}
.blog-teaser__btn:hover { background: var(--accent-deep); transform: translateY(-2px); }
@media (max-width: 700px) {
  .blog-teaser__inner { grid-template-columns: 1fr; }
  .blog-teaser__btn { align-self: flex-start; }
}

/* Newsletter footer capture */
.nl-capture {
  border-top: 1px solid var(--line);
  padding: 3.5rem 2.4rem;
  background: var(--panel);
}
.nl-capture__inner {
  max-width: 560px; margin: 0 auto; text-align: center;
}
.nl-capture__eye { font-size: .7rem; letter-spacing: .16em; text-transform: uppercase; color: var(--accent-bright); margin-bottom: .7rem; }
.nl-capture__title { font-family: var(--font-display); font-weight: 300; font-size: 1.35rem; letter-spacing: -.02em; margin-bottom: .6rem; }
.nl-capture__sub { color: var(--muted); font-size: .83rem; line-height: 1.65; margin-bottom: 1.6rem; }
.nl-capture__form { display: flex; gap: .6rem; flex-wrap: wrap; justify-content: center; }
.nl-capture__input {
  flex: 1; min-width: 210px;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.15);
  border-radius: 100px; padding: .75em 1.4em;
  color: #fff; font: inherit; font-size: .85rem; outline: none;
  transition: border-color .3s;
}
.nl-capture__input:focus { border-color: var(--accent); }
.nl-capture__submit {
  background: var(--accent); color: #fff; border: none;
  border-radius: 100px; padding: .75em 1.6em;
  font: inherit; font-size: .85rem; cursor: pointer;
  transition: background .3s, transform .3s;
}
.nl-capture__submit:hover { background: var(--accent-deep); transform: translateY(-2px); }
.nl-capture__note { font-size: .73rem; color: var(--faint); margin-top: .9rem; }
@media (max-width: 780px) {
  .cert-strip__inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .cert-strip__logos { grid-template-columns: 1fr 1fr; }
}

/* ============ LOGO VERT ============ */
.nav__logo-img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 18px rgba(37, 99, 235, 0.45);
}
.logo-img--sm {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  object-fit: cover;
}